KR200412155Y1 - a position lamp for wireless type - Google Patents

Abstract

The present invention relates to a wireless type position lamp used in a vehicle, and in particular, an external terminal can be fixed to a lamp housing even without a separate bracket, and to increase contact reliability between the external terminal and the connection terminal. A wireless type position lamp. Specifically, the present invention is a wireless type position lamp composed of a lamp housing having a fastening hole in the center and a bulb holder fitted to the fastening hole to support a bulb, wherein the front of the lamp housing has the fastening hole therebetween. Coupler is formed in the upper and lower surfaces, the coupling terminal is coupled to the external terminal for applying an external power to the bulb holder, the coupling piece to be fitted to the coupling holes formed on both sides of the coupling port on both sides of the external terminal. The present invention proposes a wireless type position lamp, which is configured by forming a bend.

Position lamp, lamp housing, external terminal, bulb holder, connection terminal, front

Description

Wireless type position lamp {a position lamp for wireless type}

1 is an exploded view illustrating components of a wireless type position lamp according to a preferred embodiment of the present invention.

FIG. 2 is a cutaway view illustrating an assembly structure of the components shown in FIG. 1; FIG.

Figure 3 is a view showing a cutaway coupling structure between the external terminal and the lamp housing shown in FIG.

4 is a three-dimensional view of the bulb holder shown in FIG.

FIG. 5 is a view illustrating the front of the bulb holder illustrated in FIG. 4;

6 and 7 are views showing a state in which the LCL distance of the position lamp is adjusted by cutting along the line A-A of FIG.

8A and 8B are views sequentially illustrating a fastening process between the lamp housing and the bulb holder shown in FIG.

              <Description of the symbols for the main parts of the drawings>

10: lamp housing 14: fitting

16: fastening hole 20: external terminal

22: fastening piece 26: contact portion

30: bulb holder 36: connection terminal

38: contact portion 40: rib

44: protrusion

The present invention relates to a wireless type position lamp used in a vehicle, and in particular, an external terminal can be fixed to a lamp housing even without a separate bracket, and to increase contact reliability between the external terminal and the connection terminal. A wireless type position lamp.

As is well known, the structure of a wireless type position lamp used in a conventional vehicle is a Korean Utility Agency Registration Utility Model Publication No. 20-0231238 (name: bulb holder for position lamp) (hereinafter referred to as prior art) have.

The prior art has a cylindrical bulb holder with a bulb insertion portion at the front and a handle is formed at the rear centering around the aspect, the contact portion of the terminal is formed to be exposed to the surface of the bulb insertion portion inside the bulb insertion portion of the lamp housing hole The contact terminal is fixed to the lamp housing with a bracket so that the contact portion of the connection terminal is located on the inner circumferential surface, and the bulb holder is fitted into the lamp housing hole so as to be in contact with the contact terminal and the terminal of the bulb holder.

Through the above configuration, the prior art can improve the workability by shortening the working time according to the assembly between the lamp housing and the bulb holder, and even by not only using the connector to fasten the bulb holder to the lamp housing. It has the effect of supplying power.

However, the following problems are expected in the use of the prior art.

First, the contact terminal (outer terminal) that contacts the terminal of the bulb holder is a structure that can be fixed to the lamp housing only through a separate component called a bracket. Therefore, the work according to the assembly of the parts together with the increase in manufacturing cost due to the unnecessary number of parts There is a problem that the process is increased.

In addition, the terminal and the contact terminal of the bulb holder can be easily separated by the flow according to the side contact method, for example, such that one side of the contact terminal is in contact with one side of the bulb holder terminal, so that a more stable contact is not made. There is a problem.

In addition, the bulb that is coupled to the bulb holder is coupled to the terminal in the holder without any other fixing means, there is a problem that flow and departure due to external shock or vibration may occur.

Therefore, the present invention for solving the problems as described above forms a coupler that can be connected to the external terminal on the front of the lamp housing to wire the external terminal to the lamp housing even without a separate bracket It is to provide a type position lamp.

Another object of the present invention is to provide a wireless type position lamp which can improve the contact reliability between the contact terminal and the external terminal provided in the bulb holder by the front contact method.

Another object of the present invention is to provide a wireless position lamp that can prevent the detachment of the bulb due to external impact or vibration by installing a rib that can support the bulb on the inner peripheral surface of the bulb holder.

Still another object of the present invention is to provide a wireless type position lamp capable of adjusting a light distribution distance of light emitted from a bulb.

The technical configuration of the present invention for achieving the above object is a wireless housing having a fastening hole in the center and a bulb-type position lamp composed of a bulb holder fitted to the fastening hole, the front of the lamp housing The coupling hole is formed on the upper and lower surfaces with the fastening hole interposed therebetween, and the coupling sphere is coupled to an external terminal for applying external power to the bulb holder, and is formed on both sides of the coupling sphere on both sides of the external terminal. The present invention proposes a wireless type position lamp, which is configured by forming a fastening piece fitted into a fastening hole.

An end portion of the outer terminal extends a contact portion having a tension force, and the bulb holder has another contact portion in surface contact with the front surface of the contact portion, and a connection terminal for connecting the outer terminal and the bulb terminal in the bulb holder to each other is installed. desirable.

Preferably, the connection terminal is insert-molded in the bulb holder, and the contact portion of the connection terminal is exposed to the outside of the bulb holder.

Preferably, the contact portion is positioned behind the contact protrusion protruding from the outside of the bulb holder.

The inner surface of the bulb holder is preferably in close contact with the outer diameter of the bulb inserted into the bulb holder protruding ribs supporting the bulb.

A handle portion is formed at the rear of the bulb holder, and a plurality of protrusions are formed on both sides of the handle to prevent slipping.

Hereinafter, a detailed description of a preferred embodiment of the present invention will be described with reference to the accompanying drawings.

1 and 2 illustrate the entire components of the wireless type position lamp to be implemented in the present invention.

As shown, the wireless type position lamp includes a lamp housing 10 and a bulb holder 30 supporting the bulb 28.

The lamp housing 10 is a structure for supporting the bulb holder 30, the fastening hole 12 for fitting the bulb holder 30 is formed in the center of the lamp housing 10. At this time, it is preferable to further form a plurality of through slots 12a on the circumferential surface of the fastening hole 12, which is a protrusion (locking protrusion 32a) and contact protrusion 32b protruding outside the bulb holder 30. This is to prevent the interference between the fastening hole 12 and the protrusion by passing through the through slot (12a) in the process of passing through the fastening hole (12).

On the front surface of the lamp housing 10, the coupling holes 14 are formed integrally with the coupling hole 12 between the upper and lower surfaces, and the coupling holes 14 are electrically connected to the bulb holder 30. The external terminal 20 is coupled to the external terminal 20 through which the external power is applied to the bulb holder 30 through a wire W.

Specifically, as shown in FIG. 3, the outer terminal 20 has the fastening pieces 22 formed at both sides thereof, and the coupler 14 corresponds to the fastening pieces 22 at both sides thereof. By forming the fastening holes 16 and inserting the fastening pieces 22 into the fastening holes 16 in the assembling process, the external terminal 20 can be directly assembled to the lamp housing 10 even if a separate bracket is not used. Can be. At this time, the upper and lower ends of the fastening piece 22 is preferably formed to protrude the engaging jaw (22a) in the form of a tooth, which is the fastening jaw (22a) in the fastening process to the upper, lower surface of the fastening hole 16 This is to fix the outer terminal 20 more firmly to the coupler 14 by being bitten.

In addition, a guide piece 24 is formed to protrude from the rear of the outer terminal 20, and the coupling hole 14 is formed with a guide groove 18 corresponding to the guide piece 24 to the coupling hole 14. It is preferable to guide the external terminal 20 to be coupled and to prevent the external terminal 20 from being pushed out when an external force is applied to the wire (W).

The contact portion 26 is integrally formed at an end of the external terminal 20, and the contact portion 38 of the connection terminal 36 exposed to the outside of the bulb holder 30 will be described later on the front surface of the contact portion 26. ) Is in surface contact and conducts power applied from the external terminal 20 to the bulb holder 30. At this time, the contact portion 26 of the external terminal 20 to have a predetermined tension force to press the contact portion 38 with the tension force in the surface contact process with the contact portion 38 of the connection terminal 36, the contact force between each other. It is desirable to increase the.

On the other hand, the bulb holder 30 is fitted into the fastening hole 12 of the lamp housing 10 and supports the bulb 28 assembled on the front of the lamp housing 10, the bulb holder 30 On the outer circumferential surface, a plurality of protrusions (ie, locking protrusions 32a and contact protrusions 32b) are formed, and among the protrusions, the locking protrusions 32a have a bulb holder 30 fitted into the fastening hole 12. When rotating in, it rotates in conjunction with each other and is caught in the locking portion (or peripheral portion) 12b of the fastening hole 12 to prevent the separation of the bulb holder 30 assembled in the lamp housing 10.

In addition, the bulb holder 30 is connected to the bulb terminal 34 and the bulb terminal 34, and the bulb terminal 34 is electrically connected to the bulb terminal 34 and the aforementioned external terminal 20. Connection terminals 36 to be connected to each other are built in.

The bulb terminal 34 is manufactured separately and inserted into the bulb holder 30 to be assembled.

On the other hand, the connection terminal 36 is integrally molded by an insert injection method in the molding process of the bulb holder 30, but the contact portion 38 formed at the end of the connection terminal 36 is the bulb holder 30. It is preferable to be configured to expose to the outside, which is to fasten the bulb holder 30 to the lamp housing 10 and at the same time to make a surface contact with the front surface of the contact portion 26 provided in the external terminal 20 described above. This is for the terminal 20 and the bulb holder 30 to be electrically connected to each other.

On the other hand, the contact portion 38 of the connection terminal 36 is configured to be supported by the contact protrusion 32b in a state located behind the contact protrusion 32b protruding from the outer circumferential surface of the bulb holder 30.

That is, a total of four protrusions are formed on the outer circumferential surface of the bulb holder 30, of which two protrusions are for fastening the bulb holder 30 and the lamp housing 10 when the bulb holder 30 is rotated. Corresponds to the engaging projection 32a, and the other two projections correspond to the contact projection 32b supporting the contact portion 38 of the connection terminal 36, as mentioned.

The contact portion 38 of the connection terminal 36 is configured to be supported by the contact protrusion 32b of the bulb holder 30 when the bulb holder 30 is fastened to the lamp housing 10 of the connection terminal 36. The contact portion 38 is in contact with the front surface of the contact portion 26 of the external terminal 20 described above so as not to be pushed by the tension force of the contact portion 26 to make a more tight contact. In addition, the contact between the contact portions 26 and 38 may be influenced by the compressive force of the packing seal 39 fitted to the outer diameter of the bulb holder 30 to prevent leakage, and thus may have a strong contact force.

Meanwhile, FIG. 4 is a diagram illustrating a bulb holder 30 having the above-described structure separated from the bulb 28 inserted into the bulb holder 30.

As shown, a plurality of ribs 40 protrude in the longitudinal direction in the interior of the bulb holder 30 along the circumferential surface. 5, when the bulb 28 is inserted into the bulb holder 30 as shown in FIG. 5, the ribs 40 closely contact the outer diameter of the bulb 28, and the bulb 28 is bulb holder due to external shock or vibration. At 30 it is prevented to escape or flow.

In addition, a handle 42 is provided at the rear of the bulb holder 30, and a plurality of protrusions 44 protrude from both sides of the handle 42 in the longitudinal direction. The protrusions hold the handle 42 to prevent slippage so that the hand holding the handle 42 does not slip in the process of fastening the bulb holder 30 to the lamp housing 10.

6 and 7 are views illustrating a state in which the LCL distance of the position lamp is adjusted by cutting along the line A-A of FIG. 5.

Referring to the drawings, the LCL distances D1 and D2 are generally defined from the bottom surface of the protrusion 32a (ie, the surface in contact with the lamp housing 10) among the protrusions protruding outside the bulb holder 30. It refers to a straight line distance to the filament 28a of the bulb 28. By expanding or narrowing the LCL distances D1 and D2, the light distribution of the lamp can be adjusted to the user's request. . Here, light distribution refers to a spatial distribution of light intensity of a light source. For example, a light distribution refers to a spatial distribution corresponding to a distance between a lens (not shown) and a bulb corresponding to the outside of the lamp.

That is, when forming a narrow LCL distance, as shown in the accompanying FIG. 6, the length of the body 30a into which the bulb 28 is fitted in the bulb holder 30 injection process is reduced, and the bulb holder 30 is also formed. If the length of the connection terminal 36 inserted into the injection molding is also small, the bulb 28 is located at a close distance from the lamp housing 10. Therefore, the LCL distance D1 is narrowly formed, resulting in light distribution of the lamp. Can be formed large.

On the contrary, when forming the LCL distance, the length of the body 28a into which the bulb 28 is fitted is formed in the bulb holder 30 injection process as shown in FIG. If the length of the insert terminal 36 to be injected is also formed long, the bulb 28 is located at a far distance from the lamp housing 10, thus forming a wider LCL distance (D2), resulting in a light distribution of the lamp It can be formed small.

If the bulb holder and the connection terminal are dualized, the user (customer) can set the desired LCL distance.

Hereinafter, the operation of the wireless type position lamp of the present invention will be described.

7A and 7B are views sequentially illustrating a fastening process between a bulb holder, which is a component of a wireless type position lamp, and a lamp housing.

As shown, first couple the outer terminal 20 to the coupler 14 of the lamp housing 10. At this time, the coupling between the coupler 14 and the external terminal 20 is a coupling operation is made by inserting the fastening pieces 22 provided on both sides of the external terminal 20 in the fastening hole 16 of the coupler 14. Therefore, even if a separate bracket is not used, the external terminal 20 can be directly fixed to the lamp housing 10.

Subsequently, when the bulb holder 30 into which the bulb 28 is inserted is inserted into the fastening hole 12 of the lamp housing 10, the locking protrusions 32a protruding from the outside of the bulb holder 30 and The contact protrusions 32b pass through the through slots 12a formed on the circumferential surface of the fastening hole 12, and when the bulb holder 30 is rotated in one direction in this state, the locking protrusions 32 are fastening holes. Hooked around the periphery of (12) is to fix the bulb holder 30 to the lamp housing (10).

At this time, the contact portion 38 of the connection terminal 36 exposed to the outside of the bulb holder 30 is located behind the contact protrusion 32b formed on the outer circumferential surface of the bulb holder, as shown in FIG. 8B. The surface of the contact portion 26 of the outer terminal 20 coupled to the coupling hole 14 of the lamp housing 10 is rotated by the rotation of the 30, and thus the bulb holder 30 is simultaneously connected with the bulb holder 30. 30 and the external terminal 20 are electrically connected to light the bulb 28 with the power applied from the external terminal 20.

On the other hand, the contact portion 38 of the connection terminal 36 in contact with the contact portion 26 of the external terminal 20 is more tightly contacted by the tension force of the contact portion 26 of the external terminal 20, and By having a structure supported by the contact protrusion 32b, it is possible to maintain a state of stronger surface contact without being pushed backward by the tension force of the contact portion 26 of the external terminal 20, and through such a structure. 20 and the connection terminal 36 may have excellent contact reliability with each other.

As discussed above, the present invention achieves many effects as follows.

Firstly, through the coupling hole formed on the front of the lamp housing, the external terminal can be easily fixed to the lamp housing even without a separate bracket.

Secondly, the front contact method between the connection terminal and the external terminal provided in the bulb holder has an effect of improving the contact reliability between each other.

Thirdly, through the rib formed on the inner circumferential surface of the bulb holder, the bulb may be prevented from moving away from the bulb holder due to external impact or vibration.

Claims (6)

In the wireless position lamp comprising a lamp housing 10 having a fastening hole 12 in the center and a bulb holder 30 fitted to the fastening hole 12 and supporting the bulb 28, A coupling hole 14 is formed on the front surface of the lamp housing 10 with upper and lower surfaces with the fastening hole 12 therebetween; An external terminal 20 for applying external power to the bulb holder 30 is coupled to the coupler 14; A wireless type position lamp, characterized in that formed on both sides of the outer terminal 20 is formed by bending the fastening piece 22 to be fitted into the fastening holes 16 formed on both sides of the coupling hole (14). The method of claim 1, An end portion of the outer terminal 20 extends a contact portion 26 having a tension force, and the bulb holder 30 has another contact portion 38 in surface contact with the front surface of the contact portion 26. 20) A wireless type position lamp, characterized in that a connection terminal (36) is provided which conducts the bulb terminal (34) in the bulb holder (30) with each other. The method of claim 2. The connection terminal 36 is insert-molded in the bulb holder 30, and the contact portion 38 of the connection terminal 36 is configured to expose the outside of the bulb holder 30, the wireless type position lamp. The method of claim 3, wherein The contact portion 38 is a wireless position lamp, characterized in that located in the rear of the contact projection (32b) protruding outside the bulb holder (30). The method of claim 1, Wireless type, characterized in that the rib around the inner surface of the bulb holder 30 is in close contact with the outer diameter of the bulb 28 inserted into the bulb holder 30, the ribs 40 supporting the bulb 28 are protruding. Position lamp. The method according to claim 1 or 5, A handle portion 42 is formed at the rear of the bulb holder 30, and a plurality of protrusions 44 are formed on both sides of the handle portion 42 to prevent slippage.

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