KR20180125645A - Wire harness mounting into the panel of vehicle - Google Patents

Abstract

The present invention provides a wire harness mounted to a panel for a vehicle. According to the present invention, a sound absorbing and blocking cover is additionally composed in a wire fitted through a panel. The sound absorbing and blocking cover moves over a protrusion step formed in the wire so as to cover the panel part through which the wire penetrates. Thus, noise transferrable to the inside can be blocked by the panel part penetrated by the wire and a pleasant riding environment can be created. In particular, the sound absorbing and blocking cover is formed in a funnel shape and is configured to cover the panel by being unfolded wider than an installation hole fitted with the wire while moving over the protrusion step. Therefore, the sound absorbing and blocking cover can be conveniently used via easy and convenient installation.

Description

TECHNICAL FIELD [0001] The present invention relates to a wire harness mounted on an automobile panel,

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a wire harness mounted on an automotive panel, and more particularly, to a wire harness mounted on a car panel, So that it is possible to prevent a noise transmitted between the panel and the wire, thereby creating a comfortable indoor environment.

Generally, automobiles use electronic equipment installed in vehicles and wire harnesses for power supply to electric field. Particularly, the wire harness is one of the important components for supplying electric power to the various electric equipments mounted in the automobile interior as well as the engine obtained from the generator or charged in the battery. Such a wire harness is installed so as to pass around the engine or pass around the air conditioner and the like, so that the wire harness is equipped with a protecting means as shown in Patent Documents 1 to 3 below so as to protect the wire harness from surrounding heat or cold air.

(Patent Document 1) Korean Patent No. 1044012

A first case accommodating the wire harness for a vehicle and having at least one first locking hole formed at an end thereof, and a first case formed to correspond to the first case and being in contact with the first case and seated in the first case, And a second case including at least one first latching protrusion in the form of a hook formed on one side and the other side of the end portion to surround and protect the harness and at least one first latching protrusion being selectively engaged with at least one first latching hole A wire harness protector for a vehicle is provided. The first case includes a first case accommodating and accommodating a wire harness for a vehicle and including at least one first locking hole formed in an end portion and at least one second locking protrusion, And at least one first hooking protrusion formed on one side of the end portion and a hooking groove formed on the other side of the end portion, the at least one second hooking protrusion being formed on one side of the end portion, And a second case in which the latching groove is selectively engaged and fixed to the latching protrusion. The first case includes a first case including at least one second latching protrusion formed at an end thereof for receiving the vehicle wiring harness. The first case is made wider than the first case. The first case is in contact with the first case, A second case having a latching groove formed by extending on one side of the end of the wire harness for wrapping and protecting the vehicle, the latching groove being selectively engaged with at least one second latching protrusion, Wherein the first case and the second case are pivotally connected to the first case and the second case, respectively, so that the first case and the second case can rotate in one direction.

(Patent Document 2) Korean Patent No. 1326337

The present invention relates to an automotive wire harness fixing band cable. In the prior art, after a wire harness is fixed by using a band portion of a band cable, a remaining margin portion of the band portion protrudes outward as it is and interferes with other components. There is a problem in that productivity is deteriorated because it takes a long time to perform the cutting as well as cutting the hands of the operator due to sharp cut surfaces or other parts are damaged. Thus, a band-pass hole is formed at the center and a band-stopper is provided in the band-pass hole; A band portion on the back surface of which a ratchet groove is formed to be engaged with a band locking protrusion and which is connected to one side of the fastening portion and which is fastened to the band passing hole at the tip end thereof in the form of a ring; A waterproof pad integrally formed on the bottom surface of the fastening portion and closely attached to the surface of the vehicle body; The band portion of the automobile is fixed to both ends of the rear surface of the band portion with a ratchet groove formed at the rear end of the band portion. A pair of supporting walls which are opposed to each other with a space therebetween are provided so as to be provided with insertion grooves along the longitudinal direction of the band portion and on the surface of the band portion an insertion portion to be fitted in the insertion groove by the support wall is formed to protrude along the longitudinal direction of the band portion Since the remaining portion of the band portion is not cut after the wire harness is bound, the time required for the cutting operation can be saved, thereby improving the productivity. In addition, since there is no sharp cutting surface, the operator's hand is damaged or other parts are damaged Can be effectively prevented.

(Patent Document 3) Korean Patent No. 01728536

The present invention relates to a protection device for a wire harness for a vehicle, which comprises a body portion having an inner space for aligning a wire harness, a ship portion cut along the axial direction on a circumferential surface of the body portion so as to open the inner space to mount the wire harness, And a diameter setting section for varying the degree of overlapping of the blades according to the diameter of the wire harness and maintaining the diameter of the body section at a predetermined value. In addition, unlike the prior art, the tube-type protective device is double-opened so as to open the peripheral surface so that the wire harness can be easily mounted, and the diameter of the protective device is overlapped, The wire harness to be mounted can be firmly fixed regardless of the thickness.

However, the existing wire harness has the following problems as described with reference to Figs. 1 and 2. Fig. Here, for convenience of explanation, the panel P will be described by taking a dash panel as an example.

(1) Normally, the power source is made in the generator or stored in the battery, so that the wire harness penetrates the panel, such as when power is supplied from the engine room (R) Sometimes it is necessary to mount it.

(2) The wire harness for mounting the panel P in such a manner as to penetrate the panel P can be formed in the engine room between the mounting hole H and the wire 10 penetrating through the panel P, There is a possibility that the noise coming into the engine room from the vicinity of the automobile may be transmitted to the interior of the automobile.

(3) Thus, the grommet G is sandwiched between the mounting hole H and the wire 10 to minimize noise transmitted from the engine room to the interior of the automobile. However, the grommet G has a lower density than the panel, and due to the structural limitation of being mounted in the mounting hole H, the amount of noise passing between the mounting hole H and the wire 10 becomes relatively large.

(4) On the other hand, the insulation is installed on the panel to increase the noise effect, but the insulation can not be installed only around the mounting hole H, and such noise transmission phenomenon still remains.

Korean Registered Patent No. 1044012 (Registered on June 17, 2011) Korean Registered Patent No. 1326337 (Registered on October 31, 2013) Korean Patent No. 01728536 (Registered on Apr. 14, 2013)

The present invention contemplates such a point, and it is an object of the present invention to provide a sound absorbing cover which is inserted into a panel so as to penetrate through the panel, and that can cover a panel portion through which the wire penetrates as the sound absorbing cover covers the engagement protrusion formed on the wire And it is an object of the present invention to provide a wire harness mounted on an automobile panel that can prevent a noise that can be transmitted to a room side through a panel portion through which a wire penetrates to thereby provide a comfortable riding environment.

Particularly, the present invention is configured such that the sound-absorbing cover is formed in a funnel shape and covers the panel while spreading over the mounting hole in which the wire is inserted as it passes over the locking jaw, Another object is to provide a wire harness for mounting on an automotive panel.

A wire harness mounted on an automobile panel according to the present invention includes a wire 100 installed through a mounting hole H formed in a panel P, ), A latching protrusion (110) formed to be positioned at a predetermined distance from the panel (P); And the wire 100. The elastic member 110 is extended between the panel P and the engaging jaw 110 while being caught by the engaging jaw 110 so as to be wrapped around the mounting hole H And a sound absorbing cover (120) for absorbing sound.

Particularly, the latching jaw 110 is formed into a conical columnar shape gradually increasing toward the panel P along the longitudinal direction of the wire 100.

Further, the sound absorbing cover 120 is formed of at least one of a felt, a nonwoven fabric, a glass wool, a cork, a foamed resin, a felt, a microfiber, a PET, a polyurethane foam and a thinsulation.

The sound absorbing cover 120 is formed in a funnel shape so that a corner portion of the sound absorbing cover 120 can be inserted into the wire 100 to pass over the engaging jaw 110.

And finally spread out over the mounting hole H formed in the panel P so as to be penetrated through the wire 100.

The wire harness attached to the automotive panel according to the present invention has the following effects.

(1) A panel having a wire penetrating through a sound absorbing cover is provided to surround the mounting hole formed in the panel so as to penetrate the wire, so that noise that may be transmitted through the panel is blocked, thereby enhancing ride comfort.

(2) In particular, when the sound absorbing cover is pushed along the longitudinal direction of the wire, the sound absorbing cover can easily and conveniently be mounted by anyone because the sound absorbing cover covers the periphery of the mounting hole by passing over the jaws.

(3) Since the sound-absorbing cover is formed so as to cover the mounting hole as it extends beyond the size of the mounting hole, noise can be reduced through the sound-absorbing cover again even if the noise passes through the through hole, have.

(4) Since the sound absorbing cover uses the sound absorbing material used for sound absorption and sound insulation in the technical field of the present invention, it can be easily manufactured and used conveniently at low cost.

(5) Thus, the sound absorbing cover can be easily mounted, and the assembly efficiency and noise performance can be increased together.

[Fig. 1] is a side view of a vehicle showing a state in which a wire harness is installed so as to penetrate the dash panel.
Fig. 2 is a view showing a state in which the wires constituting the wire harness are installed in mounting holes formed in the dash panel. Fig. 2 (a) is a perspective view seen from the indoor side, Fig.
3 is a sectional view showing a wire harness according to the present invention, wherein (a) shows a state before a sound-absorbing cover is unfolded, and (b) shows a state in which a sound-absorbing cover is opened.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. Prior to this, terms and words used in the present specification and claims should not be construed as limited to ordinary or dictionary terms, and the inventor should properly define the concept of the term to describe its invention in the best possible way The present invention should be construed in accordance with the spirit and scope of the present invention.

Therefore, the embodiments described in the present specification and the configurations shown in the drawings are merely the most preferred embodiments of the present invention and are not intended to represent all of the technical ideas of the present invention. Thus, various equivalents And variations may be present.

(Configuration)

The wire harness attached to the automotive panel according to the present invention includes the engagement protrusion 110 formed on the wire 100 and the engagement protrusion 110 formed on the wire 100 as shown in Fig. And a sound absorbing cover 120 which is extended and fixed while being moved.

In particular, the sound absorbing cover 120 spreads more widely than the mounting hole H formed in the panel P so as to insert the wire 100, thereby reducing noise transmitted around the mounting hole H .

Also, since the sound absorbing cover 120 is made of a sound absorbing material used in the technical field of the present invention, it can be easily and inexpensively manufactured and used conveniently.

Since the sound absorbing cover 120 is configured so as to cover the mounting hole H while being extended along the engaging jaw 110 so that anyone can easily mount the sound absorbing cover 120 will be.

Hereinafter, this configuration will be described in more detail. Here, the reference symbol "P" refers to a panel constituting an automobile, and particularly, a panel sandwiching a wire constituting a wire harness, and a representative example thereof is a dash panel. Reference numeral "H" denotes a mounting hole formed so as to penetrate the panel in such a manner as to sandwich the wire, and "G" is sandwiched between the wire 100 and the through hole H to prevent vibration or vibration I denotes the dummy insulation, and I denotes the dash insulation.

The wire 100 constitutes a wire harness, as shown in Fig. 3, and uses a wire harness manufactured by a common technique used for supplying power from a generator or a battery to a power source.

Particularly, as shown in FIG. 3, the wire 100 is installed so as to penetrate through the panel P in order to supply power. Here, the present invention is characterized in that a hooking jaw 110 and a sound absorbing cover 120 are added to a wire 100 to be inserted into a mounting hole H formed in the panel P so as to surround the mounting hole H So as to block the noise transmitted through it.

The hooking jaw 110 for this purpose is protruded and formed on the outer periphery of the wire 100 as shown in Fig. At this time, when the wire 100 is inserted into the mounting hole H, the engaging jaw 110 is spaced at a predetermined distance from the mounting hole H, preferably when the sound absorbing cover 120 is unfolded It is preferable to form the sound absorbing cover 120 at a position where it can engage to prevent the sound absorbing cover 120 from being folded.

3, when the wire 100 is mounted on the mounting hole H, it is preferable that the latching jaw 110 is formed into a gradually larger conical columnar shape toward the panel P . This allows the sound-absorbing cover 120 to naturally cover the periphery of the mounting hole H as it unfolds as the sound-absorbing cover 120 moves over a wide portion in the narrow part of the conical shape, This is to prevent interference with the surrounding structure when mounting the sound insulating cover 120.

Meanwhile, the sound absorbing cover 120 is formed to have a size that can wrap around the mounting hole H as shown in FIG. At this time, there is a possibility that the sound-absorbing cover 120 is separated from the state in which the sound-absorbing cover 120 covers the periphery of the mounting hole H due to vibrations or the like generated during traveling. Therefore, when the mounting hole H is covered with the above- It is preferable not to detach it.

To this end, the sound absorbing cover 120 can be manufactured in the form of a funnel as shown in FIG. The funnel portion of the funnel portion is inserted into the wire 100 so that the engaging jaw 110 can be forcedly passed.

The sound absorbing cover 120 formed as described above has a structure in which the sound absorbing cover 120 (see FIG. 3 (a)) and the sound absorbing cover 120 3 (b)], it is possible to wrap the periphery of the hole H to improve the noise.

In the preferred embodiment of the present invention, the sound absorbing cover 120 may be any material having a sound absorbing performance. Examples of such materials include at least one of felt, nonwoven fabric, glass wool, cork, foamed resin, felt, microfiber, PET, polyurethane foam and thinsulation.

At this time, it is preferable that the sound absorbing cover 120 is easily folded or folded, or it can be easily folded and opened by inserting a sheath radially into the form of a funnel. Of course, the sound absorbing cover 120 may be formed into a rigid funnel shape from the beginning without being folded.

In the preferred embodiment of the present invention, the sound-absorbing cover 120 is formed such that the area of the sound-absorbing cover 120 contacting with the panel P is wider than the mounting hole H as shown in FIG. 3 (b) It is desirable to configure the structure so as to increase the noise absorbing performance against the noise leaked between the hole H and the wire 100 or the noise transmitted through the edge of the mounting hole H. [

As described above, according to the present invention, the sound-absorbing cover is attached to the wire, and the sound-absorbing cover covers the mounting hole so as to cover the mounting hole so as to extend beyond the mounting hole. The noise transmitted through the mounting hole can be eliminated to enhance the ride comfort.

It is to be understood that the present invention is not limited to the structure of the engine room in which the sound absorbing cover and the engaging jaw are formed on the indoor side, There will be.

100: wire
110: hanging jaw
120: Sound absorption cover
G: Grommet
H: Mounting hole
P: Panel

Claims (5)

And a wire (100) penetrating through a mounting hole (H) formed in the panel (P)
In the wire 100,
A stopping protrusion 110 formed at a predetermined distance from the panel P; And
And is wrapped around the mounting hole H by being extended between the panel P and the engaging jaw 110 while being caught by the engaging jaw 110 between the panel P and the engaging jaw 110, And a sound absorption sound cover (120).
The method of claim 1,
The engaging jaw (110)
Wherein the wire harness is formed into a conical columnar shape gradually increasing toward the panel (P) along the longitudinal direction of the wire (100).
The method of claim 1,
The sound absorbing cover (120)
Wherein the wire harness is made of at least one of a felt, a nonwoven fabric, a glass wool, a cork, a foaming resin, a felt, a microfiber, a PET, a polyurethane foam and a thinsulation.
4. The method according to any one of claims 1 to 3,
The sound absorbing cover (120)
Wherein the wire harness is formed in a funnel shape so that an edge portion of the wire harness can be inserted into the wire (100) so as to be able to pass over the engaging jaw (110).
5. The method of claim 4,
The sound absorbing cover (120)
Wherein the wire harness is formed to extend over a mounting hole (H) formed in the panel (P) so as to penetrate the wire (100).

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