JP2004103365A - Cable connector structure - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a cable connector structure capable of enhancing the working efficiency when a cable connector is to be mounted on a panel for mounting. <P>SOLUTION: The cable connector structure applies to a vehicle panel 16 furnished with a through hole 16a to admit insertion of a plurality of cables 10 in which the cable connector where the cables 10 are inserted is fixed to the position of the through hole 16a. The cable connector is formed so that a locating pawl 34 to be engaged with the peripheral edge constituting the through hole 16a in the vehicle panel 16 is provided at one edge member of a shield panel 32 while a lead-in pawl 36 to be fitted on the peripheral edge in the condition that the locating pawl 34 is in engagement is provided at the other edge member and that a bolt 38 is mounted in the position confronting the edge member furnished with the locating pawl 34. The vehicle panel 16 is furnished with a bolt hole located identical to the axis of the bolt 38 in the condition that the locating pawl 34 is in engagement and the lead-in pawl 36 is fitted. <P>COPYRIGHT: (C)2004,JPO

Description

[0001]
TECHNICAL FIELD OF THE INVENTION
The present invention relates to a cable connector structure for connecting a cable for supplying electric power to an electric device incorporated in a vehicle or the like.
[0002]
[Prior art]
For example, when connecting a cable for supplying electric power to a device such as a motor incorporated in a vehicle, a cable connector in which the cable is inserted in advance is attached to a through hole formed in a panel of the vehicle for passing the cable.
[0003]
As shown in FIG. 3, the conventional cable connector is used for fixing the grommet 14 to the vehicle panel 16 with the bolts 18a and 18b, and the ground panel 12 and the rubber grommet 14 in which the plurality of cables 10 are inserted in a watertight state. And the brackets 20a and 20b. The ground panel 12 is fixed to the vehicle panel 16 by bolts 22 separately from the grommet 14.
[0004]
A process for attaching the cable connector having such a configuration to the vehicle panel 16 will be described.
[0005]
As shown in FIG. 4A, a plurality of cables 10 previously inserted through the ground panel 12 and the grommet 14 are passed through the through holes 16 a of the vehicle panel 16. Thereafter, a positioning projection 12a provided at one end of the vehicle panel 16 is inserted into a positioning hole 16b provided in the vehicle panel 16, and the grounding panel 12 is moved to a predetermined position of the vehicle panel 16 as shown in FIG. Adjust to the position. Then, the bolt 22 is screwed into a nut 16c fixed so that the center of the bolt 22 matches the center of the bolt hole of the vehicle panel 16, thereby fixing the ground panel 12. Thereafter, as shown in FIG. 4C, the brackets 20a and 20b are aligned with the nuts 16d and 16e fixed around the bolt holes of the vehicle panel 16 while extending the bellows-like portion 14a of the grommet 14. , And is fixed to the vehicle panel 16 with the bolts 18a and 18b as shown in FIG.
[0006]
[Problems to be solved by the invention]
However, in the conventional cable connector structure, when attaching the cable connector to the vehicle panel 16 which is a panel to be attached, after fixing the vehicle panel 16 with the bolts 22, the grommet 14 is connected to the brackets 20a and 20b by two brackets. Two steps such as fixing with bolts 18a and 18b are required. When mounting the grounding panel 12, positioning is performed by inserting the positioning protrusions 12a into the positioning holes 16b. At this time, visual confirmation by an operator is required, and further, the grounding panel 12 is moved around the positioning holes 16b. Due to the rotation, it takes time to perform the alignment for fixing the ground panel 12 with the bolts 22. For these reasons, there is a problem that work efficiency when attaching the cable connector to the panel to be attached is low.
[0007]
The present invention has been made in view of the above, and an object of the present invention is to provide a cable connector structure that can improve work efficiency when a cable connector is mounted on a panel to be mounted.
[0008]
[Means for Solving the Problems]
In order to solve the above-mentioned problem, a cable connector structure of the present invention is configured such that a cable connector in which a cable is inserted is fixed to a position of the through-hole of a mounting panel having a through-hole through which a plurality of cables are formed. In the cable connector structure, the cable is inserted, and one side of a plate sized to close the through hole is provided with an engaging means engaged with a peripheral portion forming the through hole in the attached panel, and Is provided with a fitting means which is fitted to the peripheral portion in a state where the engaging means is engaged, and a bolt is attached at a position facing the side provided with the engaging means, thereby forming the cable. A connector is formed, and a bolt hole is formed in the attached panel in a state where the engaging means is engaged and the fitting means is fitted, and the bolt hole coincides with the axis of the bolt. There.
[0009]
Further, the plate is formed of a conductive metal material, and a shield layer of the cable is connected to the plate.
[0010]
Further, the plate is characterized in that a protruding portion formed by protruding an elastic material is formed in a portion of the panel to be in contact with the peripheral edge portion.
[0011]
Also, the surface of the raised portion is formed into an uneven shape.
[0012]
BEST MODE FOR CARRYING OUT THE INVENTION
Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings.
[0013]
(Embodiment)
As shown in FIGS. 1A to 1C, the cable connector according to the embodiment of the present invention has a grommet 30 and a shield panel 32 through which a plurality of cables 10 are inserted in a watertight state, and is fixed to the shield panel 32. One positioning claw 34 and three guiding claws 36 are provided, and a bolt 38 inserted and attached to the grommet 30 and the shield panel 32 at a position facing the positioning claw 34. In the following description, the surface of the shield panel 32 to which the claws 34 and 36 are fixed is referred to as the front surface. The vehicle panel 16 to which the cable connector is attached is formed with a through hole 16a for passing a plurality of cables 10 shown in FIG.
[0014]
The shield panel 32 is formed of a cold-rolled steel material made of a conductive metal material such as an iron-based material, a copper alloy, and aluminum, and has a rectangular penetration for inserting the plurality of cables 10 formed in the vehicle panel 16. It has a rectangular shape sized to close the hole 16a, and also serves as a ground panel for grounding the shield layer of each of the plurality of cables 10.
[0015]
On the surface of the shield panel 32, a positioning claw 34 is fixed to one short side end corresponding to the rectangle of the through hole 16a of the vehicle panel 16, and the other short side end and both long side ends are fixed. , Each has a lug 36 fixed thereto. The claws 34 and 36 are made of the same material as the shield panel 32.
[0016]
The positioning claw 34 has an L-shape that forms a U-shaped gap with the shield panel 32. Each of the guiding claws 36 rises in the vertical direction on the surface of the shield panel 32, and has an end portion slightly bent toward the center of the rectangle.
[0017]
The grommet 30 is formed of a rubber material such as EPDM or NBR, covers a peripheral portion of the surface of the shield panel 32, and a plurality of cables 10 pass between the grommet 30 and the back surface of the shield panel 32. It has a space for accommodating the shield case 40. Further, in the grommet 30, the upper surface of the raised portion 30a which is raised in a track shape covering the peripheral portion of the surface of the shield panel 32 is processed into an uneven shape in which a plurality of grooves are formed along the track shape.
[0018]
Further, the vehicle panel 16 is formed with one bolt hole into which the bolt 38 inserted and attached to the grommet 30 and the shield panel 32 is screwed, and one bolt hole is formed so that the center matches the bolt hole. The nut 42 is fixed. The bolt 38 also serves as a ground bolt that connects the shield panel 32 to the vehicle panel 16 in a conductive state.
[0019]
A process for attaching the cable connector having such a configuration to the vehicle panel 16 will be described.
[0020]
As shown in FIG. 2A, a plurality of cables 10 previously inserted through the grommet 30 and the shield panel 32 are passed through the through holes 16a of the vehicle panel 16. Thereafter, as shown in FIG. 2B, the positioning claw 34 is hooked on the vehicle panel 16 and the shield panel 32 is pushed in, and the through hole 16 a is formed in a state where the vehicle panel 16 is in contact with the innermost of the positioning claw 34. When pushed up so as to close, as shown in FIG. 2 (c), the respective guiding claws 36 enter the through holes 16a and press the vehicle panel 16, whereby the shield panel 32 is temporarily fixed at a predetermined position of the vehicle panel 16. Is done.
[0021]
At this time, since the bolt 38 matches the position of the hole of the nut 42, the shield panel 32 is grounded and fixed to the vehicle panel 16 by screwing and tightening the bolt 38.
[0022]
As described above, according to the cable connector structure of the present embodiment, the mounting position of the cable connector can be determined only by sandwiching and pressing the positioning claw 34 on the vehicle panel 16 as the mounting panel. The cable connector can be fixed to the vehicle panel 16 only by tightening the bolt 38 whose axis is fixed to the hole 42, so that the working efficiency when attaching the cable connector to the panel to be mounted can be improved.
[0023]
Further, since the rubber raised portion 30a is crushed and interposed between the fixed cable connector shield panel 32 and the fixed cable connector, watertightness can be ensured. Since the interposed surface has an uneven shape, the adhesion is further improved, and the watertightness can be further improved.
[0024]
【The invention's effect】
As described above, according to the cable connector structure of the present invention, a cable for fixing a cable connector into which a cable is inserted at a position of a through hole of a mounting panel having a through hole through which a plurality of cables are formed. In the connector structure, on one side of a plate having a size through which a cable is inserted and the through hole is closed, engagement means is provided which is engaged with a peripheral portion forming the through hole in the panel to be mounted. Provision is made for a fitting means to be fitted to the peripheral edge in a state where the means is engaged, and a bolt is attached at a position facing the side provided with the engaging means, to constitute a cable connector, and to a panel to be attached, In the state where the engaging means was engaged and the fitting means was fitted, a bolt hole corresponding to the axis of the bolt was formed. Therefore, the fitting means can be fitted by engaging the engaging means with the mounting panel, whereby the cable connector can be temporarily fixed at a predetermined position on the mounting panel. In this state, the bolts are arranged at the positions of the bolt holes of the panel to be mounted, so that the cable connector can be fixed to the panel to be mounted by screwing the bolts at the position facing the engaging means.
[Brief description of the drawings]
1A and 1B show a cable connector structure according to an embodiment of the present invention, wherein FIG. 1A is a plan view, FIG. 1B is a cross-sectional view taken along the line AA of FIG. It is sectional drawing.
FIG. 2 is an explanatory diagram of a process when the cable connector according to the embodiment of the present invention is attached to a vehicle panel.
FIG. 3 is a side view showing a conventional cable connector structure.
FIG. 4 is an explanatory diagram of a process when a conventional cable connector is attached to a vehicle panel.
[Explanation of symbols]
10 Cable 12 Grounding Panel 12a Positioning Protrusion 14, 30 Grommet 14a Grooved Bellows Portion 16 Vehicle Panels 16c, 16d, 16e, 42 Nut 16a Through Hole 16b Positioning Holes 18a, 18b, 22, 38 Bolts 20a, 20b Bracket 30a Protrusion 32 Shield panel 34 Positioning claw 36 Induction claw 40 Shield case

Claims (4)

In a cable connector structure for fixing a cable connector in which the cable is inserted, at a position of the through-hole in a mounting panel in which a through-hole through which a plurality of cables are formed is formed,
On one side of the plate having a size through which the cable is inserted and which closes the through hole, engaging means is provided which is engaged with a peripheral portion forming the through hole in the attached panel. Providing a fitting means fitted to the peripheral portion in a state where the fitting means is engaged, attaching a bolt at a position facing the side provided with the engaging means, to constitute the cable connector,
A cable connector structure, wherein a bolt hole that matches the axis of the bolt is formed in the mounted panel in a state where the engaging means is engaged and the fitting means is fitted. The cable connector structure according to claim 1, wherein the plate is formed of a conductive metal material, and a shield layer of the cable is connected to the plate. 2. The cable connector structure according to claim 1, wherein the plate has a raised portion formed by raising an elastic material at a portion in contact with the peripheral edge of the attached panel. 3. The cable connector structure according to claim 3, wherein the surface of the raised portion is formed into an uneven shape.

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