KR101214831B1 - Engine room junction box preventing water-inflow - Google Patents

Abstract

The present invention forms a double-sided protrusion groove of the body of the engine room junction box, and a moisture inflow prevention protrusion formed on the upper cover to cover the body, the water flowing between the body and the upper cover is directly introduced into the body It relates to an engine room junction box that can prevent the inflow of moisture that can be prevented.
The main configuration of the present invention, the body 10 is formed in the bottom recessed to form a space and the protrusion groove 12 of the double structure protruding inward and outward on the upper side of the rim; It is disposed to cover the upper portion of the body 10 and the outer side of the upper cover 20 extends into the protruding groove 12 formed in the body 10 and is in close contact with the first contact surface 21, the first contact surface Water extending between the second contact surface 23 extending from the outer side of the body 21 to the outer surface of the body 10 and the protruding groove 12 of the body 10 from the lower surface of the first contact surface 21. It characterized in that it comprises an upper cover 20 having an inflow preventing projection (22).

Description

ENGINE ROOM JUNCTION BOX PREVENTING WATER-INFLOW}

The present invention forms a protruding groove of the double structure of the rim of the engine room junction box, and a moisture inflow prevention protrusion is formed on the upper cover to cover the body, the water flowing between the body and the upper cover is directly introduced into the body. It relates to an engine room junction box that can prevent the inflow of moisture that can be prevented.

In general, the junction box applied to the engine room of a vehicle is supplied with a battery and an alternator to supply power to each electric device of the vehicle, and a cover is provided at the top of the box body to protect such a system. Equipped.

The cover mechanically secures and protects the connection between the box body and the wiring, which directly transfers foreign matter and moisture from the box body and delivers electricity.

As shown in FIG. 1, a general engine room junction box includes a body 1 and an upper cover 2, and the upper cover 2 and the body 1 are fixed by the locking part 3. Such a conventional junction box has a high possibility that moisture is introduced between the upper cover and the body when vibrations or shocks are generated due to unstable road surface in the course of driving the vehicle during rainy weather. If moisture is introduced into the junction box, there is a serious problem that a circuit malfunction occurs due to a contact failure such as a fuse or a relay mounted inside the junction box.

The problem to be solved by the present invention is to form a protruding groove of the double structure of the rim of the body of the engine room junction box, forming a moisture inflow prevention projections on the upper cover to cover the body of the moisture flowing between the body and the upper cover body It is to provide an engine room junction box that can prevent the inflow of water that can be prevented from entering directly inside.

Another problem of the present invention is to provide an engine room junction box that can prevent the inflow of water that can be quickly discharged when the water is formed by forming a drainage groove for discharging the water introduced into one side of the protruding groove.

The engine room junction box, which can prevent water inflow, according to the present invention, is recessed downward to form a space, and a body 10 having a double groove protrusion 12 having a double structure projecting inward and outward on an upper side of the rim. )Wow; It is disposed to cover the upper portion of the body 10 and the outer side of the upper cover 20 extends into the protruding groove 12 formed in the body 10 and is in close contact with the first contact surface 21, the first contact surface Water extending between the second contact surface 23 extending from the outer side of the body 21 to the outer surface of the body 10 and the protruding groove 12 of the body 10 from the lower surface of the first contact surface 21. It characterized in that it comprises an upper cover 20 having an inflow preventing projection (22).

Preferably, a plurality of drainage grooves 13 are formed on the bottom surface of the protruding groove 12.

Preferably, it characterized in that it further comprises a fastening member consisting of the body fastening portion 31 formed on the outer surface of the body 10 and the upper fastening portion 32 formed on the outer surface of the upper cover 20.

Preferably, the waterproof seal is formed on the inner side of the second contact surface 23.

Engine room junction box that can prevent the inflow of water according to the present invention forms a double groove structure of the frame of the engine room junction box, forming a moisture inflow prevention projections on the upper cover to cover the body And there is an advantage that can prevent the water flowing between the upper cover is introduced directly into the body.

In addition, even if the water is introduced there is an advantage that can quickly discharge the water to the drain groove formed on one side of the protruding groove.

1 is a perspective view of a body of a general engine room junction box.
Figure 2 is a perspective view of the body of the engine room junction box that can prevent water inflow according to the present invention.
Figure 3 is a perspective view of the upper cover of the engine room junction box that can prevent water inflow according to the present invention.
Figure 4 is a cross-sectional view of the fastening state of the engine room junction box that can prevent the inflow of water in accordance with the present invention.

As shown, the engine room junction box that can prevent the inflow of water according to the present invention includes a body 10, the upper cover 20, a fastening member and the like.

The body 10 is recessed downward to form a space, and engine parts such as a relay element and a fuse are embedded therein. The upper surface of the rim of the body 10 is formed with a protrusion 12 having a double structure projecting inward and outward, and a plurality of drainage grooves 13 are formed at the bottom of the protrusion 12. In addition, a lower portion of the body 10 may be formed with a drain (not shown) for discharging the water introduced into the interior.

The upper cover 20 is disposed to cover the upper portion of the body 10, the outer side of the upper cover 20 extends into the protruding groove 12 formed in the body 10 to be in close contact with the first contact surface 21. ) And a second contact surface 23 extending from the outside of the first contact surface 21 to the outer surface of the body 10. At this time, the lower surface of the first contact surface 21 is formed with a water inflow prevention projections 22 extending between the protruding grooves 12 of the body (10). The upper cover 20 may be hingedly coupled to one side of the outer surface of the body 10. In addition, by forming a waterproof seal (not shown) on the inner side of the second contact surface 23 in close contact with the outer surface of the body 10 can block the inflow of moisture.

On the other hand, the fastening member is composed of the body fastening portion 31 formed on the outer surface of the body 10 and the upper fastening portion 32 formed on the outer surface of the upper cover 20, the upper cover 20 to the body 10 The upper fastening portion 32 and the body fastening portion 31 are coupled to each other so that the upper cover 20 is fastened so as not to be separated.

Here, the body 10, the upper cover 20 and the fastening member may be made of a PVC material including a plastic material or a polycarbonate material having a high strength.

Hereinafter, the operation and effects on the engine room junction box that can prevent the inflow of water according to the present invention.

First, engine parts such as a relay element and a fuse are embedded in the junction box applied to the engine room. Such engine parts are preferably located at a distance from the bottom surface.

When the engine parts are completely built, the water inflow preventing protrusion 22 formed on the first contact surface 21 of the upper cover 20 is placed between the double grooves 12 formed in the rim of the body 10. The upper cover 20 is coupled to the upper portion of the body 10 to lose. At this time, the second contact surface 23 of the upper cover 20 is coupled to extend from the edge of the body 10 to the outer surface to prevent shaking from side to side and the like.

On the other hand, when the body 10 and the upper cover 20 are coupled to each other by coupling the upper fastening portion 32 and the body fastening portion 31 formed on the outer surface of the body 10 and the outer surface of the upper cover 20, respectively The coupling of the upper cover 20 is completed.

As such, when the coupling of the body 10 and the upper cover 20 is completed and the moisture is introduced, the moisture introduced is between the outer surface of the body 10 and the second contact surface 23 of the upper cover 20. It can not be easily introduced because it moves upward through (primary moisture inlet). In addition, the water moved to the upper side of the rim of the body 10 is no longer moved to the inside by the water inflow prevention projections 22 to be formed on the first contact surface 21 of the upper cover 20 to prevent water inflow Falling into the projection 12 of the dual structure formed under the projection 22 (secondary water inlet blocking).

Then, the water dropped into the protruding groove 12 is moved to the lower end of the body 10 along the drain groove 13 formed in the protruding groove 12 and discharged through the drain hole formed at the lower end (third Moisture intake).

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed exemplary embodiments. Various modifications and variations are possible within the scope of the appended claims.

10: body 12: protrusion groove
13: drain groove 20: top cover
21: first contact surface 22: moisture inflow prevention projections
23: second contact surface 31: body fastening portion
32: upper fastening part

Claims (4)

A body having a double recessed projecting groove formed on the lower side to form a space and protruding inward and outward on an upper side of the edge;
It is disposed so as to cover the upper portion of the body and the outer side of the upper cover is extended to the protruding groove formed in the body is in close contact with the second contact surface extending to the outer surface of the body from the outside of the first contact surface and , An engine room junction box including an upper cover having a water inflow preventing projection extending from the lower surface of the first contact surface to the projection groove of the body.
The engine room junction box of claim 1, wherein a plurality of drain grooves are formed on a bottom surface of the protrusion groove.
The engine room junction box of claim 1, further comprising a fastening member comprising a body fastening portion formed on an outer surface of the body and an upper fastening portion formed on an outer surface of the upper cover.
The engine room junction box of claim 1, wherein a watertight seal is formed inside the second contact surface.

Images