JP7440152B1 - LED conversion kit for vehicle interior lamps - Google Patents

Abstract

【assignment】
To provide an LED kit for a vehicle interior lamp capable of securely fixing an LED board within a cover of the vehicle interior lamp without using lead wires that may be broken.
[Solution]
The socket side base 120 and the LED board 120 are configured to be separable, and the socket side base 120 includes a base part 122 and a first base disposed outside the base part 122, electrically connected to the base part 122, and having a screw hole. , second substrate supports 126 and 128, the LED substrate 110 is provided with a set of two through holes 114 at positions corresponding to the screw holes, and the LED chips are arranged around the two through holes 144. 112 and is not insulated, and by passing two screws 130 through the two through holes 144 and screwing them into the screw holes, the LED chip 112 and the base portion are connected. 122 becomes electrically conductive and is fixed at the same time.
[Selection diagram] Figure 1

Description

The present invention relates to an indoor lamp for a vehicle.

2. Description of the Related Art Conventionally, it has been widely practiced to convert vehicle interior lamps to LEDs according to user's preference, and many products for this purpose have been released.

Among such products, for example, for users who place importance on brightness, a large number of LED chips are arranged on a board, making efficient use of the area of the vehicle interior lamp, and the board and the socket (metal fitting) originally provided on the vehicle side are used. There are many products that connect LEDs with lead wires to convert them into LEDs (see Non-Patent Document 1).

SPAREE website "Hiace LED indoor lamp map lamp for Toyota 200 series vehicles" page https://suparee.jp/products/%E3%83%8F%E3%82%A4%E3%82%A8%E3%83 %BC%E3%82%B9-led-%E3%83%AB%E3%83%BC%E3%83%A0-%E3%83%A9%E3%83%B3%E3%83%97

However, the product described in Non-Patent Document 1 (a product in which a board on which many LEDs are mounted and a vehicle socket are connected by a lead wire) has the following problems.

First, during the installation work, it is necessary to finally place the lead wire within the cover of the indoor lamp, but there is a risk that the lead wire may be unintentionally pinched and disconnected.

Second, the board on which a large number of LED chips are mounted is fixed to the inside of the indoor lamp cover with double-sided tape, etc., and over time, this fixation may come off and cause unpleasant noises or light emission. There was also the problem that it would tilt.

Therefore, the present invention has been made to solve these problems, and to securely fix an LED board within the cover of a vehicle interior lamp without using lead wires that may break. The objective is to provide an LED conversion kit for vehicle interior lamps that can be used as a vehicle interior lamp.

In order to solve the above problems, the present invention is configured such that a socket side base attached to a vehicle interior lamp socket and an LED board on which an LED chip is arranged can be separated, and the socket side base is attached to a vehicle interior lamp bulb. A cap part that uses the existing cap parts as is or has a shape corresponding to the cap parts, and a cap part that is placed outside the cap part and is electrically connected to the positive side of the cap part and has a screw hole. a second substrate support disposed outside the base, electrically connected to the negative side of the base, and having a screw hole; a connection part that connects and fixes the board support and the base part, and the LED board is provided with two through-holes at positions corresponding to the two screw holes. , an exposed part that is electrically connected to the LED chip and is not insulated is formed around the two through holes, and after passing two screws through the two through holes, The LED chip and the base part are electrically connected to each other and fixed at the same time by being screwed together.

Alternatively, the socket-side base to be attached to the socket of the vehicle interior lamp and the LED board on which the LED chip is arranged are configured to be separable, and the socket-side base uses the base part used for the bulb of the vehicle interior lamp as is. Alternatively, a cap part configured in a shape corresponding to the cap part, and a first substrate support disposed outside the cap part, electrically connected to the positive side of the cap part, and having a threaded part; a second substrate support disposed outside the cap, electrically connected to the negative side of the cap, and having a threaded portion; and the first and second substrate supports and the cap. a connecting portion for connecting and fixing the LED board, and the LED board is provided with a set of two through holes at positions corresponding to the two screw portions, and around the two through holes. An exposed part is formed that is electrically connected to the LED chip and is not insulated, and by passing the two threaded parts through the two through holes and screwing a nut onto the threaded part. , the LED chip and the base portion are electrically connected and fixed at the same time.

By employing such a configuration, the LED board can be reliably fixed within the cover of the vehicle interior lamp without using lead wires that may break. That is, after configuring the socket side base and the LED board to be separable, electrical This achieved both connection and board fixation. Thereby, there is no need to use lead wires that may break, and the LED board can be reliably fixed within the cover of the vehicle interior lamp. Note that the term "vehicle interior lamp" in this specification includes not only lamps installed in a space where people ride, such as room lamps and map lamps, but also luggage lamps placed in a luggage compartment. It is a concept that also includes things.

Furthermore, a plurality of sets of two through holes provided on the LED board, which constitute one set, may be provided at different positions on the LED board.

By adopting such a configuration, it becomes possible to change the position of the LED board.

Furthermore, it is desirable that the exposed portions of the LED board be provided on both sides of the board.

By employing such a configuration, the electrical connection between the LED board and the board support can be made more reliable.

To provide an LED conversion kit for a vehicle interior lamp that can securely fix an LED board within a cover of a vehicle interior lamp without using lead wires that may be broken by applying the present invention. I can do it.

FIG. 1 is an exploded assembly view of an LED conversion kit for a vehicle interior lamp, which is an example of an embodiment of the present invention. FIG. 3 is a diagram showing the vehicle interior lamp with the cover removed. FIG. 3 is an enlarged view of a socket of a vehicle interior lamp. It is a figure showing the state where the socket side base was attached to the socket of the vehicle. It is a figure showing the state where the LED board is attached and screwed. It is a figure showing the state where the cover was closed after the LED board was attached.

DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, an LED conversion kit 100 for vehicle interior lamps, which is an example of an embodiment of the present invention, will be explained with reference to the accompanying drawings. It should be noted that in order to make the drawings easier to understand, the sizes and dimensions of various parts are exaggerated in some parts, and some parts may not necessarily match the actual product. In addition, each drawing should be viewed in the direction of the symbol, and based on the direction, it will be expressed as top, bottom, left, right, front, and back.

<Configuration of LED conversion kit for vehicle interior lamps>
As shown in FIG. 1, a vehicle interior lamp LED conversion kit 100 shown as an example of an embodiment of the present invention includes an LED board 110 on which an LED chip 112 is arranged, and a vehicle interior lamp socket 16 (in FIG. The main component is a socket-side base 120 that is attached to a socket (not shown). The LED board 110 and the socket-side base 120 are configured to be attached and detached using two screws 130 (only one is shown in FIG. 1).

The LED board 110 is formed in a rectangular shape, and a plurality of LED chips 112 are arranged on the LED board 110 in an aligned manner. Further, a total of three sets of through holes 114, each consisting of two sets, are provided at different positions in the longitudinal direction of the substrate. Around these through holes 114, exposed portions 116 are provided which are electrically connected to each LED chip 112 and which are not insulated (the exposed portions 116 are provided in the same way on both sides of the board). ing).

The exposed portions 116 provided around the through-holes 114, which are a set of these two, are designed so that one side functions as a positive side and the other as a negative side, and is different from the plurality of LED chips 112 on the board. electrically connected by a pattern (not shown). That is, the LED chip 112 is configured to emit light when a predetermined power is applied to the two exposed portions 116.

The socket side base 120 is composed of a cap part 122, a connection board (connection part) 124, and a first board support 126 and a second board support 128 that are erected on the connection board 124.

The base part 122 is made by using the base parts used in the light bulb of the vehicle interior lamp as it is, or is constructed in a shape corresponding to the base part, and is attached to the socket 16 of the vehicle interior lamp in the same way as the genuine bulb. It can be installed on.

The connection board (connection part) 124 is configured using a printed circuit board in this embodiment, and a part thereof enters into the base part 122 and is fixed therein. On the connection board 124, two cylindrical first board supports 126 and a second board support 128 are erected, and a screw hole 126a is provided in the center of each top surface 126b, 128b. 128a is formed. Note that both the first board support 126 and the second board support 128 are made of conductive metal, and the pattern provided on the connection board 124 (printed board pattern) allows the base portion 122 is electrically connected to two electrodes. That is, one electrode of the base portion 122 is electrically connected to the first substrate support 126 via the connection substrate 124, and the other electrode of the base portion 122 is electrically connected to the first substrate support 126 via the connection substrate 124. It is electrically connected to the substrate support 128 of.

Note that the two screws 130 are passed through the through holes 114 formed in the LED board 110, and then the screws 130 are inserted into the first board support 126 and the second board support 128. By screwing into the screw holes 126a and 128a, the LED board 110 is fixed to the socket-side base 120 and is configured to be electrically connected (conducted).

<How to install the LED conversion kit for vehicle interior lamps>
Next, a method for installing the LED conversion kit 100 for a vehicle interior lamp will be described with reference to FIGS. 2 to 6. It should be noted that the shapes and configurations of the vehicle interior lamps illustrated in FIGS. 2 to 6 are merely examples, and are not limited to vehicle interior lamps having the illustrated shapes and configurations. I'll keep it.

First, remove the cover 12 from the vehicle interior lamp body 10 provided in the vehicle to expose the storage section 14, and remove the genuine bulb (not shown) provided in the socket 16 from the socket 16 (Fig. 2, 3).

Next, the base portion 122 of the socket-side base 120 is attached to the socket 16. At this time, the screw holes 126a and 128a formed in the first substrate support 126 and the second substrate support 128 are adjusted so that they face the removed cover side (front side) (FIG. 4).

After the socket-side base 120 is attached to the socket 16, place the LED board 110 in front of the socket-side base 120, and adjust the position of the through hole 114 formed in the LED board 110 to the first board support 126 and the second board support 126. After matching the positions of the screw holes 126a and 128a formed in the substrate support 128, the two screws 130 are screwed together . As a result, the LED board 110 is integrated and fixed with the socket-side base 120, and at the same time, both are electrically connected (FIG. 5).

If necessary, turn the switch ON/OFF to confirm that the light is lit, and then attach the cover 12 to complete the installation work (replacement work) (FIG. 6).

As explained above, in the present invention, the socket side base 120 attached to the vehicle interior lamp socket 16 and the LED board 120 on which the LED chip 112 is arranged are separable, and the socket side base 120 is attached to the vehicle interior lamp socket 16. A cap part 122 that uses the cap parts used in the light bulb as is or is constructed in a shape corresponding to the cap parts, and a positive side (or minus side) of the cap part 122 that is placed outside the cap part 122. A first substrate support 126 having a screw hole 126a and electrically connected to a first substrate support 126 that is disposed outside the base part 122 and electrically connected to the negative side (or positive side) of the base part 122. a second board support 128 having a screw hole 128a; a connection part (connection board) 124 that connects and fixes the first and second board supports 126, 128 and the base part 122; The LED board 110 is provided with a set of two through holes 114 at positions corresponding to the two screw holes 126a and 128a, and the LED chip 112 is provided around the two through holes 144. By passing two screws 130 through the two through holes 144 and screwing them into the screw holes 126a and 128a, , the LED chip 112 and the base portion 122 were configured to be electrically connected and fixed at the same time.

By adopting such a configuration, the LED board 110 can be reliably fixed within the cover 12 of the vehicle interior lamp without using lead wires that may break. That is, after configuring the socket side base 120 and the LED board 110 to be separable, the electrical connection is made by utilizing the conductivity of the board supports 126 and 128 themselves having the screws 130 and screw holes 126a and 128a. This achieved both fixation of the board. Thereby, there is no need to use lead wires that may break, and the LED board can be reliably fixed within the cover of the vehicle interior lamp.

Further, a plurality of sets of through holes 114, each of which is a set of two, provided on the LED board 110 were provided at different positions on the LED board 110.

By employing such a configuration, the position (mounting position) of the LED board 110 can be changed.

Further, the exposed portions 116 in the LED board 110 were provided on both sides of the board.

By employing such a configuration, the electrical connection between the LED board 110 and the board supports 126 and 128 can be made more reliable.

<Other configuration examples>
In the above example, screw holes 126a and 128a are provided on the top surfaces of the two board supports 126 and 128, and screws 130 are screwed into the screw holes 126a and 128a, thereby fixing and electrically connecting the LED board 110 and the socket-side base 120. However, for example, it is also possible to adopt a method in which a screw is erected from the top surface of the substrate support and a nut is screwed together to fix the screw. That is, the socket-side base attached to the socket of the vehicle interior lamp and the LED board on which the LED chip is arranged are configured to be separable, and the socket-side base uses the cap part used in the bulb of the vehicle interior lamp as is. Alternatively, a cap part configured in a shape corresponding to the cap part, and a first substrate support disposed outside the cap part, electrically connected to the positive side of the cap part, and having a threaded part; a second substrate support disposed outside the cap, electrically connected to the negative side of the cap, and having a threaded portion; and the first and second substrate supports and the cap. a connecting portion for connecting and fixing the LED board, and the LED board is provided with a set of two through holes at positions corresponding to the two screw portions, and around the two through holes. An exposed part is formed that is electrically connected to the LED chip and is not insulated, and by passing the two threaded parts through the two through holes and screwing a nut onto the threaded part. , the LED chip and the base portion are electrically connected and fixed at the same time.

10...Vehicle interior lamp body 12...Cover 14...Accommodation part 16...Socket 100...LED conversion kit for vehicle interior lamp 110...LED board 112...LED chip 114...・Through hole 116...Exposed part 120...Socket side base 122...Made part 124...Connection board (connection part)
126...First substrate support 126a...Screw hole 128...Second substrate support 128a...Screw hole 130...Screw

Claims (4)

A socket-side base to be attached to a vehicle interior lamp socket and an LED board on which an LED chip is arranged are configured to be separable,
The socket-side base includes a cap part that uses the cap part used in the light bulb of the vehicle interior lamp as it is or has a shape equivalent to the cap part, and a base part that is arranged outside the cap part and has a positive polarity of the cap part. a first substrate support having a screw hole and electrically connected to the negative side of the base, and a second substrate support disposed outside the base and electrically connected to the negative side of the base and having a screw hole. and a connecting portion that connects and fixes the first and second substrate supports and the base portion,
A set of two through holes are provided in the LED board at positions corresponding to the two screw holes, and the LED board is electrically connected to the LED chip and insulated around the two through holes. There are exposed parts that are not exposed.
For a vehicle interior lamp, the LED chip and the base part are electrically connected and fixed at the same time by passing two screws through the two through holes and screwing them into the screw holes. LED conversion kit. A socket-side base to be attached to a vehicle interior lamp socket and an LED board on which an LED chip is arranged are configured to be separable,
The socket-side base includes a cap part that uses the cap part used in the light bulb of the vehicle interior lamp as it is or has a shape corresponding to the cap part, and a base part that is arranged outside the cap part and has a positive shape of the cap part. a first substrate support that is electrically connected to the side of the base and has a threaded part, and a second board support that is disposed outside the base and is electrically connected to the negative side of the base and has a threaded part. and a connecting portion that connects and fixes the first and second substrate supports and the base portion,
A set of two through holes are provided in the LED board at positions corresponding to the two screw parts, and electrically connected to the LED chip and insulated around the two through holes. There are exposed parts that are not exposed.
A vehicle characterized in that the LED chip and the base part are electrically connected to each other and fixed at the same time by passing the two threaded parts through the two through holes and then screwing a nut onto the threaded parts. LED conversion kit for indoor lamps. In claim 1 or 2,
An LED conversion kit for a vehicle interior lamp, characterized in that a plurality of sets of two through holes provided in the LED board are provided at different positions on the LED board. In claim 1 or 2,
An LED kit for a vehicle interior lamp, characterized in that the exposed portions of the LED board are provided on both sides of the board.

Images