KR20190069072A - Dehumidification device of head lamp and Head lamp containing the same - Google Patents

Abstract

Disclosed are a device for removing moisture from a head lamp capable of removing moisture in the head lamp by electrolyzing the moisture into oxygen and hydrogen, and the head lamp including the same. According to one aspect of the present invention, the device for removing moisture from the head lamp comprises: a socket part having a plurality of connection ports formed on one side surface part thereof and a terminal embedded therein; and a water electrolysis reaction part being partially insert-coupled to the connection port and composed of a plurality of dehumidifying elements. The moisture in the air (inside the head lamp) can be electrolyzed into hydrogen and oxygen with the electric energy supplied through the terminal and can be removed.

Description

[0001] The present invention relates to a head lamp dehumidifying device and a head lamp including the same,

The present invention relates to a head lamp dehumidifier, and more particularly, to a head lamp dehumidifier configured to decompose and remove moisture in a head lamp into oxygen and hydrogen, and a head lamp including the same.

Korean Patent Laid-Open Publication No. 2014-0022605, a headlamp for a vehicle is generally mounted on both sides of the front or rear of a vehicle body so as to travel safely in day and night, The light coming from the lamp is irradiated forward to secure the view of the front of the vehicle.

The headlamps must be kept clean and free from condensation on the inner side of the lens of the lamp to ensure a good watch. However, if the temperature inside the lamp falls to the dew point temperature due to the temperature difference generated inside / outside of the headlamp, moisture in the air may condense on the inner side of the lens of the lamp.

Korean Patent Registration No. 10-0802668 discloses a head lamp to which a technique for removing moisture generated on the inner surface of a lens of a headlamp is applied. The headlamp 10 to which the conventional moisture removal technology is applied is constructed such that the front lens 12 and the housing 11 are coupled to the closed end face 13 and the inside of the closed end face 13 And a reflector 15 for emitting the light generated from the bulb 14 through the front lens 12 is provided.

A cartridge 16 on which a moisture removing absorbent 17 is mounted is provided on a closed end face 13 partitioned by the housing 11 and the front lens 12 so as to be capable of being drawn in and drawn out. Therefore, when the life of the absorbent 17 is shortened after the use for a predetermined period of time, the cartridge 16 is taken out of the closed end face 13 of the headlamp 10 to remove the absorbent 17 that has reached the end of its life, have.

However, such a structure is required to periodically check the absorbent 17 and replace it with a new absorbent 17 when the lifetime of the absorbent 17 has expired. Therefore, it is difficult to maintain the absorbent 17 and costs are incurred. The humidity of the head lamp may deteriorate the light distribution performance and it may become difficult to secure a night view, which may cause a safety accident.

Korean Registered Patent No. 10-0802668 (registered on Feb. 02, 2008)

Disclosure of Invention Technical Problem [8] Accordingly, the present invention has been made keeping in mind the above problems occurring in the prior art, and an object of the present invention is to provide a headlamp dehumidifier and a headlamp dehumidifier which are excellent in moisture removal performance and easy maintenance, And to provide a headlamp including the same.

It is another object of the present invention to provide a head lamp dehumidifying device and a headlamp including the same, which can be easily mounted without changing the structure of the headlamp and applicable generally to all types of headlamps.

According to an aspect of the present invention,

A socket portion having a plurality of connection ports formed on one side surface portion and having terminals embedded therein; And

And a water electrolysis reaction unit comprising a plurality of dehumidifying elements, which are partly fitted to the connection port and are electrically connected to the air, for electrolyzing moisture in the air into hydrogen and oxygen by electric energy supplied through the terminals do.

Here, the socket unit may include a holder having a connector on one side of the socket body and a plurality of connection ports formed on the other side of the socket body, and the connector may be provided with the terminal through the connection port of the holder.

Preferably, the outer surface of the socket body may be provided with a flange for detachable coupling with the housing of the head lamp, for example.

The plurality of dehumidifying elements connected to the connection ports are preferably connected in series through the terminals. Each of the dehumidifying elements includes a membrane, which is an ion exchange membrane, an anode electrode which is in close contact with one side of the membrane, Each of the anode electrode and the cathode electrode includes an electrode support made of a conductive porous body and a catalyst layer formed between the electrode support and the membrane.

Preferably, the connection port and the plurality of dehumidifying elements may be arranged in a quadrangular structure so that four neighboring ones are perpendicular to each other at intervals.

Alternatively, the connection port and the plurality of dehumidifying elements may be arranged so that the adjacent opposite sides are parallel to each other.

In addition, the connection port and the plurality of dehumidifying elements may be arranged in a four-point structure so that one end thereof faces the same place.

According to another aspect of the present invention as a task solution,

A housing having a front opening;

A lens installed to cover an opening of the housing;

At least one light source installed in a housing room defined by the lens and the housing; And

A head lamp dehumidifying device according to one aspect of the present invention detachably coupled to one side of the housing so as to be located inside the housing chamber and electrolytically removing moisture of the housing chamber from hydrogen and oxygen by external electric energy; And a head lamp.

Preferably, the head lamp dehumidifier according to another aspect of the present invention may further include an exhaust hole formed so that hydrogen and oxygen generated by the head lamp dehumidifier may be exhausted to the outside of the housing.

According to the head lamp dehumidifier of the embodiment of the present invention, the moisture in the head lamp can be decomposed and removed by oxygen and hydrogen, and the moisture removal performance is excellent. It is possible to eliminate or minimize the maintenance inconvenience that must be checked and replaced when the life is over.

Further, there is an advantage that the head lamp can be easily mounted without changing the structure of the conventional head lamp, so that it can be widely applied to all types of head lamps. Even if a device problem arises in the future, Since the socket part can be replaced separately, it is easy to repair and replace, and the cost incurred therefrom can be minimized.

1 is a schematic sectional view of a headlamp to which a conventional moisture removal technology is applied.
2 is a front view of a head lamp dehumidifier according to an aspect of the present invention;
FIG. 3 is a side view of the head lamp dehumidifier shown in FIG. 2 as viewed from the left side. FIG.
Fig. 4 is a side view of the head lamp dehumidifier shown in Fig. 2, viewed from the right side. Fig.
FIG. 5 is a cross-sectional view of a dehumidifying element constituting the electrolytic solution reaction unit in FIG. 2;
6 is a view showing various modifications of the dehumidifying element;
7 is a front view of a head lamp according to another aspect of the present invention in which the dehumidifying device of the above-described configuration is mounted.
8 is a schematic sectional view of the headlamp shown in Fig.

Hereinafter, preferred embodiments of the present invention will be described in detail.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The singular expressions include plural expressions unless the context clearly dictates otherwise. It is to be understood that the terms "comprises", "having", and the like in the specification are intended to specify the presence of stated features, integers, steps, operations, elements, parts or combinations thereof, But do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, parts, or combinations thereof.

Also, the terms first, second, etc. may be used to describe various components, but the components should not be limited by the terms. The terms are used only for the purpose of distinguishing one component from another.

In addition, the terms " part, "" unit," " module, "and the like, which are described in the specification, refer to a unit for processing at least one function or operation, which may be implemented by hardware or software or a combination of hardware and software .

In the following description with reference to the accompanying drawings, the same reference numerals are given to the same constituent elements, and a duplicate description thereof will be omitted. In the following description, well-known functions or constructions are not described in detail since they would obscure the invention in unnecessary detail.

FIG. 2 is a front view of the head lamp dehumidifier according to an embodiment of the present invention, and FIGS. 3 and 4 are side views of the head lamp dehumidifier shown in FIG.

2 to 4, a head lamp dehumidifier 30 according to an aspect of the present invention includes a socket 32 having a plurality of connection ports 325 formed at one side surface thereof and a terminal 33 embedded therein, And a plurality of dehumidifying elements (35) which are partly fitted to the connection port (325) and electrolytically convert moisture in the air into hydrogen and oxygen by electric energy supplied through the terminal (33) (34).

The socket portion 32 may include a holder 324 having a connector 32 on one side of the socket body 320 and a plurality of elongated slit-shaped connection ports 325 formed on the other side of the opposite side portion. have. The connection port 325 of the connector 32 and the holder 324 may be electrically connected to each other through the terminal 33. The outer surface of the socket body 320 may have a connection target portion, A flange 323 or a thread may be formed for a detachable coupling with the base 20.

The plurality of dehumidifying elements 35 constituting the water electrolysis solution reaction unit 34 are connected to the connection ports 325 one by one and are electrically connected to the connector 32 side through the terminals 33, 33 in series. Accordingly, the external power supplied through the external power cable connected to the connector 32 is transmitted to the respective dehumidifying elements 35 through the terminal 33, and the chemical reaction for electrolyzing the moisture is conducted to the water electrolytic reaction unit 34).

FIG. 5 is a cross-sectional view of a dehumidifying element constituting the electrolytic solution reaction unit in FIG. 2. FIG.

Referring to FIG. 5, one dehumidifying element 35 is based on a Membrane Electrode Assembly, which is a basic constitution of the electrolytic solution stack. The anode 350 and the cathode 356 include a membrane 350 that is an ion exchange membrane and an anode 352 and a cathode 356 that are closely contacted on one side and the other side of the membrane 350. Electrode supports 353 and 357 made of a conductive porous body and catalyst layers 354 and 358 formed between the electrode supports 353 and 357 and the membrane 350.

The dehumidifying element 35 further includes a pair of gas diffusion layers 355 and 359 disposed outside the respective anode and cathode electrodes 352 and 356 on the basis of the membrane 350 which is an ion exchange membrane, (351). At this time, the gas diffusion layers 355 and 359 may be formed of a conductive porous body and function to evenly diffuse a target fluid, specifically, moisture (water vapor) supplied to the anode electrode 352 and the cathode electrode 356.

When the external power supplied through the external power cable connected to the connector 32 is transferred to the respective dehumidifying elements 35 through the terminal 33, the anode electrode (oxidizing electrode) 352 Moisture is oxidized and oxygen is generated, and oxygen is generated. On the other cathode electrode (reduction electrode, 356), moisture is generated by reducing electrons and hydrogen gas is generated.

One end of each of the anode electrode 352 and the cathode electrode 356 is connected to the positive terminal of the terminal 33 separated from the connection terminal 325 of the holder 324 by a predetermined distance -) contact (not shown), and each of the dehumidifying elements 35 may be connected to form a structure in which they are electrically connected to each other through the terminal 33 as described above .

4, a connection port 325 to which the above-described plurality of dehumidifying elements 35 and the dehumidifying elements 35 based on the membrane-electrode assembly are coupled is provided at a predetermined interval 4 are arranged in a quadrangular structure so as to form a right angle with each other, or as shown in FIG. 6, four opposing sides are arranged in a cross (+) configuration so that the opposing sides are parallel to each other, Lt; / RTI >

According to one aspect of the present invention, there is provided a dehydration fuel cell structure capable of decomposing moisture in the head lamp into oxygen and hydrogen and removing the dehumidifier. The dehumidification performance is excellent, It has the advantage of eliminating or minimizing the maintenance burden that must be periodically checked and replaced when the life is over.

In addition, since the structure can be easily mounted without changing the structure of a conventional head lamp, there is an advantage that it can be widely applied to all types of head lamps. Even if a device problem arises in the future, Since the dehumidifying element or the socket part can be replaced separately, it is easy to repair and replace, and the cost incurred therein can be minimized.

Next, a configuration of a head lamp according to another aspect of the present invention to which the dehumidifying device of the above-described configuration is applied will be described.

Fig. 7 is a front view of a head lamp according to another aspect of the present invention in which the dehumidifying device of the above-described configuration is mounted, and Fig. 8 is a schematic sectional view.

Referring to FIGS. 7 and 8, a head lamp 2 according to another aspect of the present invention includes a housing 20 and a lens 22 that compose an outer shape and partition the housing room 21. As shown in FIG. The housing 20 may have a recessed receiving portion formed on the opposite side with respect to the opened front face of the housing 20. The lens 22 may be installed to cover the opening of the housing 20, Thereby protecting the parts existing in the room 21.

Parts constituting the head lamp 2 are installed in the housing room 21 defined by the lens 22 and the housing 20. The component is provided with at least one light source 24 and a reflector 25 arranged to surround the periphery of each light source 24 to reflect the light generated by the light source 24 so as to be focused on a specific area in front of the vehicle And a shield 26 that collects the light from the light source 24 in front of the light source 24 and reflects the light to the reflector 25 side, as the case may be.

 A bezel 27 is provided on the upper side and the lower side of the front end of the housing 20, so that only a part of the head lamp is exposed when viewed from the front side of the headlamp. Accordingly, only the reflector 25, the light source 24 or the shield 26 and the bezel 27 are visually exposed through the lens 22 on the front surface of the head lamp, And the reflector 25 as shown in Fig.

The head lamp 2 according to another aspect of the present invention also includes the head lamp dehumidifier 30 according to the above-mentioned one aspect. The head lamp dehumidifier 30 is detachably coupled to one side of the housing 20 so that a part of the apparatus is located inside the housing chamber 21 and is connected to the housing chamber 21 ) Is electrolyzed by hydrogen and oxygen to remove moisture.

The head lamp dehumidifying device 30 has a dehumidifying device fastening portion formed by a flange 323 (or a screw thread) formed on the outer surface of the socket body 320, The housing 20 can be detached from the housing 20 and a discharge hole 202 for discharging gas can be formed at a predetermined size on one side of the housing 20 have.

The external power cable C extending from the vehicle power source (battery) side is connected to the connector 32 exposed at one side end of the head lamp dehumidifying device 30, specifically, the outside of the rear side of the housing 20, The head lamp dehumidifying device 30 is operated by an external power supplied through the external power cable C to electrolyze the moisture of the housing room 21 with hydrogen and oxygen and the resultant And is discharged to the outside through the hole 202.

The headlamp according to another aspect of the present invention may further include a humidity sensor 29 disposed in the housing room 21. [ When the humidity sensor 29 detects the humidity of the housing room 21 and the system is configured such that the head lamp dehumidifier 30 is driven by the ECU control based on the detection information by the humidity sensor 29, It is possible to construct an environment in which the dehumidifying device is driven only in a situation, so that the power consumption can be minimized.

According to another aspect of the present invention, there is provided a dehumidifying device capable of decomposing moisture in the head lamp into oxygen and hydrogen, thereby reducing the light distribution performance of the head lamp and ensuring night vision It is possible to solve the problem that the safety accident is caused to be difficult and the dehumidifying device can be removed only in case of an abnormality, so that it is easy to repair and replace.

In the foregoing detailed description of the present invention, only specific embodiments thereof have been described. It is to be understood, however, that the invention is not to be limited to the specific forms thereof, which are to be considered as being limited to the specific embodiments, but on the contrary, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the invention as defined by the appended claims. .

2: head lamp 20: housing
21: housing chamber 22: lens
24: light source 25: reflector
26: Shield 27: Bezel
29: Humidity sensor 30: Dehumidifying device
32: socket portion 33: terminal
34: water electrolysis reaction part 35: dehumidifying element
202: Exhaust hole
320: Connector 322: Socket body
323: flange 324: holder
325: connection port 350: membrane
351: gasket 352: anode electrode
353, 357: Electrode support body 354, 358:
355, 359: gas diffusion layer 356: cathode electrode

Claims (9)

A socket portion 32 having a plurality of connection ports 325 formed on one side surface portion and having terminals 33 embedded therein; And
And a dehumidifying device 35 which is partly fitted to the connection port 325 and includes a plurality of dehumidifying elements 35 for electrolyzing moisture in the air into hydrogen and oxygen by electric energy supplied through the terminal 33 34). ≪ / RTI >
The method according to claim 1,
The socket section (32)
A connector 32 is provided at one side of the socket body 320 and a holder 324 having a plurality of connection ports 325 formed at the other side of the socket body 320. The connection port 324 of the holder 324 325) is provided on the inner surface of the housing (32).
3. The method of claim 2,
And a flange (323) is formed on the outer surface of the socket body (320) for coupling with the part to be fastened.
The method according to claim 1,
A plurality of dehumidifying elements (35) coupled to the connection port (325) are connected in series through the terminal (33)
Each of the dehumidifying elements 35 includes a membrane 350 which is an ion exchange membrane and an anode 352 which is in close contact with one side of the membrane 350 and a cathode 356 which is in close contact with the other side of the membrane 350, Each of the anode electrode 352 and the cathode electrode 356 is composed of electrode supports 353 and 357 made of a conductive porous body and catalyst layers 354 and 358 formed between the electrode supports 353 and 357 and the membrane 350. And the head lamp is connected to the head lamp.
The method according to claim 1,
Wherein the connection port (325) and the plurality of dehumidifying elements (35) are arranged in a quadrilateral structure so that four neighboring ones of the connecting ports (325) and the plurality of dehumidifying elements (35) are perpendicular to each other at intervals.
The method according to claim 1,
Wherein the connection port (325) and the plurality of dehumidifying elements (35) are arranged in such a manner that the adjacent opposite sides are parallel to each other.
The method according to claim 1,
Wherein the connection port (325) and the plurality of dehumidifying elements (35) are arranged in a four-point structure in such a manner that one end of the dehumidifying element (35) faces the same point.
A housing 20 having a front surface opened;
A lens 22 installed to cover the opening of the housing 20;
At least one light source (24) installed in a housing room (21) defined by the lens (22) and the housing (20); And
A part of which is detachably coupled to one side of the housing 20 so as to be located inside the housing room 21 and is configured to electrolytically remove moisture of the housing room 21 from hydrogen and oxygen by electric energy supplied from the outside, A headlamp dehumidifier (30) according to any one of claims 1 to 7.
9. The method of claim 8,
And a discharge hole (202) formed so that hydrogen and oxygen generated by the head lamp dehumidifier (30) can be discharged to the outside of the housing (20).

Images