JPH1198654A - Electric wire fitting - Google Patents

Abstract

PROBLEM TO BE SOLVED: To facilitate fitting to a member projecting from a fitting surface by providing, in a fixing unit, a crust member into which the projecting member is inserted, and an adhesive-agent enclosed body which is provided in the crust member and flows an adhesive agent out between the crust member and the projecting member by inserting the projecting member into the crust member. SOLUTION: When a bolt 13 is inserted up to a specified depth, an adhesive- agent enclosed substance 27 is pressurized to the extent that a bolthole of an adhesive agent container is stroked by the bolt 13. At this time, the diameter of the bolt inserting hole of the adhesive-agent container becomes smaller by the bolt 13 at the upper part, and the internal peripheral surface of the adhesive- agent container forming the bolt inserting hole is partially torn off by the tip part of the bolt 13 at some point of time, and an adhesive agent flows out between the crust member 26 and the bolt 13. Accordingly, as the result of this the crust member 26 is glued and fixed to the bolt 13, and a bundle of electric wires 11 held by a holding member 21 is fitted and fixed to the bolt 13 by a fixing unit 25.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a wire attachment, and more particularly to a wire attachment in which a holding member for holding a bundle of wires is fixed to a member protruding from a mounting surface.

[0002]

2. Description of the Related Art Conventionally, when a wire bundle such as a wire harness is mounted on a predetermined mounting surface of a vehicle or the like, a member holding the wire bundle is fixed to a stud bolt, a weld bolt, or the like protruding from the mounting surface. Wire fittings are known. As this kind of electric wire attachment, for example, there is a bolt clip as shown in FIG. This bolt clip is a wire harness 1 composed of a plurality of electric wires.
And a fixing unit 5 for fixing the binding member 2 to a bolt 4 protruding from the mounting surface 3 and mounting the wire harness 1 on the mounting surface 3. The fixing unit 5 has a socket 6 forming an insertion space for the bolt 4, and a plurality of elastic locking claws 7 provided inside the socket 6 integrally therewith. Then, the elastic locking claws 7 are locked on the outer peripheral surface of the bolt 4 by pressing the bolt 4 at their inner ends, and the socket 6 is fixed to and held by the bolt 4 via these. .

[0003]

However, in the above-mentioned conventional electric wire fitting, the elastic locking claw 7 is required to secure the holding force (corresponding to the pull-out force) of the elastic locking claw 7 with respect to the bolt 4. If the elastic modulus is increased or the deformation allowance is increased, the force of inserting the bolt 4 into the socket 6 when mounting the fixing unit 5 to the bolt 4 must be increased, and the mounting operation is not easy. was there.

[0004] Even if the holding force of the elastic locking claw 7 is increased, a reliable fixing function cannot be expected with respect to the rotation of the fixing unit 5 around the bolt axis. There is also a problem that a tapping sound or the like easily occurs when the harness or the like vibrates. The present invention has been made in view of such a conventional problem, and it is easy to fix the projecting member from the mounting surface, and also to exert a reliable fixing function against rotation of the projecting member around the axis. It is an object of the present invention to provide an electric wire fixture capable of performing the following.

[0005]

To achieve the above object, the present invention provides a holding member for holding an electric wire, and fixing the holding member to a projecting member projecting from a mounting surface, and mounting the electric wire on the mounting surface. A fixing unit, wherein the fixing unit is provided inside the outer shell member while a socket-like outer shell member into which the protruding member is inserted and an adhesive is sealed inside. An adhesive encapsulant that allows the adhesive to flow between the outer shell member and the protruding member by inserting the protruding member into the outer shell member.

In this configuration, when the electric wire is held by the holding member, and the protruding member is inserted into the socket-like outer shell member, the adhesive encapsulant filled with the adhesive comes into contact with the protruding member. The adhesive flows out between the outer shell member and the protruding member, thereby fixing the outer shell member to the protruding member.
Therefore, the electric wire held by the holding member is fixed to the projecting member by the fixing unit and is attached to the mounting surface.

Further, when the adhesive enclosing body has an adhesive container held inside the outer shell member and broken by inserting the protruding member, the outer shell member and the protruding member can be surely supplied with the adhesive when necessary. Can be penetrated.
Further, when the adhesive enclosure has an adhesive container integrally formed with the outer shell member, and a thin portion which is broken by insertion of the protruding member is provided on an inner peripheral portion of the adhesive container,
The adhesive encapsulant can be accurately arranged at a predetermined position inside the outer shell member, and the assembling operation is not required.

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Preferred embodiments of the present invention will be described below with reference to the accompanying drawings. 1 to 3
FIG. 1 is a view showing an embodiment of an electric wire attachment according to the present invention, and shows an example in which a wire harness is attached to an attachment surface of a vehicle. First, the structure will be described. In FIGS. 1 and 2, reference numeral 11 denotes an insulating tape 1 on a plurality of electric wires 11a.
1b and the like are wound around the wire bundle (wire harness), and the wire bundle 11 is held by a holding member 21. The holding member 21 includes a band portion 21a and a locking portion 21b.
Although not shown in detail in FIG. 1, for example, a band portion 2 having a plurality of irregularities on the outer peripheral or inner peripheral surface side is provided.
1a is an engagement portion 21b that faces upward from the tip side in FIG.
The holding member 21 is inserted into the holding member 21 and the projections and recesses of the band portion 21a are locked by locking claws (not shown) in the locking portion 21b.
To maintain the binding state of the wire bundle 11.

Reference numeral 25 denotes a fixed unit connected to the locking portion 21b of the holding member 21. The fixed unit 25 is a bolt such as a weld bolt or a stud bolt that projects the holding member 21 from a predetermined mounting surface 12 in the vehicle. 13 (projecting member), and the wire bundle 11 is mounted on the mounting surface 12. The fixing unit 25 includes a bolt 1
3 comprises a socket-shaped outer shell member 26 into which an adhesive 3 is inserted, and an adhesive encapsulant 27 provided inside the outer shell member 26 with an adhesive sealed therein. It has an opening 26a through which the bolt 13 can be inserted. The adhesive enclosure 27 includes a flexible adhesive container 28 made of a softer plastic and held by the outer shell member 26, and an adhesive 29 previously sealed and contained in the adhesive container 28. Have been. The adhesive container 28 has a donut shape having a bolt insertion hole 28a at the center thereof, and the bolt insertion hole 28a has a smaller diameter than the outer diameter of the bolt 13 at the center in the axial direction. Also, the adhesive container 2
8, when the bolt 13 is inserted into the bolt insertion hole 28a, the inner peripheral surface forming the bolt insertion hole 28a is partially torn by the tip of the bolt 13 while being pressed by the bolt 13. At this time, the adhesive 29 inside the adhesive container 28 flows out between the outer shell member 26 and the bolt 13. Adhesive 29
Is a known quick-drying material, and has a property of hardening upon contact with, for example, air (oxygen), and penetrates into a gap between the bolt 13 and the adhesive container 28 when the adhesive container 28 is torn. However, the viscosity is within a predetermined range from which it does not easily flow down to the mounting surface 12 side.

At the lower end of the outer shell member 26, a retaining claw 26c protruding from the inner peripheral wall surface is provided, and when the adhesive enclosure 27 is stored in the outer shell member 26, the The container 28 is deformed in the diameter reducing direction, and the adhesive container 28 elastically recovered to a predetermined shape in the outer shell member 26 is held in the outer shell member 26 and is prevented from coming off by a retaining claw 26c. The opening 26a of the outer shell member 26 has a shape expanded right above the retaining claw 26c, thereby enabling the outer shell member 26 to be formed by injection molding or the like.

In this configuration, the wire bundle 11 is held in a bound state by the holding member 21, while the fixing unit 25 is mounted on the bolt 13. When the fixing unit 25 is mounted, the bolt 13 is inserted into the bolt insertion hole 28a of the adhesive container 28 inside the outer shell member 26, and when the insertion depth of the bolt 13 reaches a predetermined depth, as shown in FIG. Thus, the adhesive enclosure 27 is pressed to such an extent that the bolt 13 squeezes the bolt insertion hole 28a of the adhesive container 28.

At this time, the bolt insertion hole 28a of the adhesive container 28 has a smaller diameter above the bolt 13, and the inner peripheral portion of the adhesive container 28 which forms the bolt insertion hole 28a at a certain point is the tip end of the bolt 13. And the adhesive 29 flows out between the outer shell member 26 and the bolt 13. Therefore, this causes the outer shell member 26 to
3, the wire bundle 11 held by the holding member 21 is fixed to the bolt 13 by the fixing unit 25 and attached to the mounting surface 12.

As described above, in the electric wire fixture of the present embodiment, the adhesive container 2 held inside the outer shell member 26 is used.
8 is broken by the insertion of the bolt 13 so that the adhesive 29 can be surely penetrated between the outer shell member 26 and the bolt 13 when necessary, so that the outer shell member 26 and the bolt 13 are bonded and securely attached. Can be. Further, since the adhesive container 28 has such a flexibility that it can be easily broken by inserting the bolt 13 into the outer shell member 26, the fixing unit 25 can be easily mounted on the bolt 13 and the mounting operation is easy. is there. Further, since a secure fixing function can be exhibited even with respect to the rotation of the fixing unit 25 around the bolt axis, it is possible to prevent a wire harness or the like mounted on the vehicle from vibrating and generating a tapping sound or the like. Can be.

In the above-described embodiment, the opening 26a is provided at the upper part of the outer shell member 26. However, as shown in FIG. Alternatively, as shown in FIG. 4B, the adhesive container 28 is divided into two adhesive containers 32a and 32b, and a two-component mixed type adhesive such as an epoxy resin-based adhesive is provided in the adhesive containers 32a and 32b. The adhesives 33a and 33b are sealed and the adhesive container 32 is inserted by inserting the bolt 13 into the outer shell member 26.
When a and 32b are torn, the two-part adhesives 33a and 3b
3b may be mixed and cured.

FIG. 5 is a view showing another embodiment of the electric wire fitting according to the present invention. In FIG. 5, 36 is an outer shell member,
Reference numeral 37 denotes an adhesive enclosing member provided integrally with the outer shell member 36. The adhesive enclosing body 37 has an adhesive container 38 formed integrally with the outer shell member 36 to form a bolt insertion hole 38a and accommodating the adhesive 29 with the outer shell member 36. The adhesive container 38 has a thin portion 38b formed on the inner peripheral portion so as to be thin enough to be broken by the insertion of the bolt 13.

[0016] Even in this case, the same effect as in the above-described embodiment can be expected. In addition, since the adhesive enclosure 37 is integral with the outer shell member 36, the adhesive enclosure 37 is accurately arranged at a predetermined position inside the outer shell member 36, and the assembling work is not required. , Better workability. The adhesive container according to another embodiment is the same as that shown in FIG.
As shown in the figure, the outer shell member 46 is opened and closed by threaded lid members 46a and 46b, and the lid members 46a and 46b
The adhesive 29 may be injected into the outer shell member 46 by opening b. As shown in FIG. 7, an outer shell member 56 provided with an adhesive injection hole 56a for injecting the adhesive 29 through an injection pipe such as a syringe needle is employed. 56a may be melted by heating and closed.

In the above embodiment, the bolt is used as the projecting member. However, the projecting member may be a pin-shaped member having a partially flat cut surface or a groove in the axial direction or another direction. It goes without saying that the shape is not particularly limited as long as it can be inserted into the shell member and is suitable for adhesive fixing.

[0018]

According to the present invention, the outer shell member into which the projecting member is inserted, and the adhesive provided inside the outer shell member and inserted into the outer shell member by applying an adhesive to the outer shell member and the projecting member. Since the adhesive encapsulant flowing out between them is provided in the fixing unit, when the protruding member is inserted into the socket-shaped outer shell member, the adhesive encapsulant in which the adhesive is encapsulated abuts on the protruding member. And let the adhesive flow out between the outer shell member and the protruding member,
Since the outer shell member is fixed to the protruding member by this, the electric wire held by the holding member can be easily and reliably fixed to the protruding member by the fixing unit,
It is possible to provide a wire mounting tool which is excellent in mounting workability and can be securely fixed in both the pulling-out direction and the rotating direction.

Further, since the adhesive enclosing body is held inside the outer shell member and the adhesive container is broken by inserting the projecting member, the adhesive can be reliably used when the outer shell member and the projecting member are required. By infiltrating into the gap, reliable bonding and fixing can be performed. Further, the adhesive enclosing body has an adhesive container formed integrally with the outer shell member, and the thin portion provided on the inner peripheral portion of the adhesive container is configured to be broken when the projecting member is inserted. The agent enclosing body can be accurately arranged at a predetermined position inside the outer shell member, and the assembling operation of the adhesive enclosing body can be facilitated.

[Brief description of the drawings]

FIG. 1 is a perspective view showing an embodiment of an electric wire fixture according to the present invention.

FIGS. 2A and 2B are diagrams showing an internal configuration of a fixing unit of an electric wire fixture according to one embodiment, wherein FIG. 2A is a front sectional view, FIG. 2B is a perspective view of an outer shell member, and FIG. It is a perspective view of a container.

FIG. 3 is an explanatory diagram of an operation of the electric wire fixture according to the embodiment.

FIGS. 4A and 4B are cross-sectional views of a fixing unit illustrating a modified form in which a part of the electric wire fitting according to the embodiment is modified, wherein FIG. 4A is a case where an upper part of an outer shell member is closed, and FIG. The case where the adhesive container is divided into two is shown.

FIG. 5 is a front sectional view showing another embodiment of the electric wire attachment according to the present invention.

FIG. 6 is a cross-sectional view of a fixing unit illustrating a modification of an outer shell member of an electric wire fixture according to another embodiment.

FIG. 7 is a cross-sectional view of a fixing unit illustrating a further modification of the outer shell member of the electric wire fixture according to another embodiment.

FIGS. 8A and 8B are views showing a conventional electric wire attachment, in which FIG. 8A is a perspective view thereof, and FIG. 8B is a front sectional view of the fixing unit.

[Explanation of symbols]

 Reference Signs List 11 wire bundle (wire harness) 12 mounting surface 13 bolt (projecting member) 21 holding member 25 fixing unit 26, 31, 46, 56 outer shell member 26c retaining claw 27, 37 adhesive enclosure 28, 32a, 32b, 38 Adhesive container 29 Adhesive 31 Outer shell member 38b Thin portion 46a, 46b Lid member 56a Injection portion

Claims (3)

[Claims] 1. A wire mounting tool comprising: a holding member for holding an electric wire; and a fixing unit for fixing the holding member to a projecting member projecting from a mounting surface and mounting the electric wire on the mounting surface. A unit, a socket-shaped outer shell member into which the protruding member is inserted, an adhesive sealed inside, and provided inside the outer shell member, wherein the bonding is performed by inserting the protruding member into the outer shell member. And an adhesive enclosing member for allowing an agent to flow between the outer shell member and the protruding member. 2. The electric wire fitting according to claim 1, wherein the adhesive enclosure has an adhesive container held inside the outer shell member and broken by inserting the protruding member. 3. The adhesive encapsulant has an adhesive container formed integrally with the outer shell member, and a thin portion which is broken by inserting the protruding member is provided on an inner peripheral portion of the adhesive container. The electric wire fixture according to claim 1, wherein: