JP3090942U - Automotive headlight dimming lighting device - Google Patents

Abstract

(57) [Summary] [PROBLEMS] The present invention provides dimming control by combining an electromagnetic relay with a headlight circuit when driving a headlight in the daytime, especially at early twilight or in the event of extreme rain or snow. It is an object of the present invention to provide a headlight dimming lighting device for an automobile that performs dimming by connecting circuits in series. SOLUTION: The headlight dimming lighting device for a vehicle according to the present invention includes a case body 3 in which a control unit relay 1 and a body unit relay 2 are housed, a headlight socket and a headlight on one of right and left sides of the vehicle. Connect to light harness socket 3
A column connector 4, a first lead terminal 5 connected to the sidelight switch, a second lead terminal 6 connected to the vehicle battery via the dimming independent operation switch,
It comprises a set of three polarity switching terminals 10 which are respectively switched and connected in accordance with negative polarity, and a power supply lead terminal 11 which is connected to a terminal of a vehicle-mounted battery of an automobile.

Description

[Detailed description of the device]

[0001]

[Technical field to which the device belongs]

  The present invention is designed to drive the headlights during daytime, especially during early dusk or during extreme rainfall. A headlight for automobiles that reduces the light intensity of the headlight when it is turned on during snowfall. The present invention relates to a dimmer dimming lighting device.

[0002]

[Prior art]

  In certain parts of the world, dimming the headlights during daytime driving (dimming) Countries (such as Canada, United Kingdom) There are Norway etc.   Therefore, we have dealt with legal regulations that turn on the headlights of automobiles during daytime driving. As a publicly known technique for this, there is Japanese Utility Model Laid-Open No. 3-17940.   This published utility model publication, as shown in FIG. The parking brake (10) and the key are connected to the terminals that provide the ground potential of the headlamp (1). -Connect circuits related to switch (4) and daytime running lamp (2) By doing so, the key switch (4) comes into contact and the parking brake (1 When the 0) is released, the daytime running lamp (2) is automatically It lights up.   Other than that, emergency cars and motorcycles etc. have headlights lit in Japan. There is no problem in terms of traffic regulations, but on the other hand, young leaves mark and autumn leaves mar In some cases, it may be desirable to turn on the lights to ensure the safety of vehicles with warning marks and to call attention. In such cases, it is also desirable to drive with the headlights dimmed. I was there.

[0003]

[Problems to be solved by the device]

  Therefore, the present invention is designed to drive the headlights during the daytime, especially early in the twilight or in the extreme An electromagnetic relay was combined with the headlight circuit when it was turned on during rain or snow. Providing an automotive headlight dimming lighting device that dims by connecting dimming control circuits in series The purpose is to serve.

[0004]

[Means for Solving the Problems]

  To this end, the vehicle headlight dimming lighting device of the present invention includes a control unit relay and a dimming device. And the main unit relay inside, and the control unit relay and And the main body relay, and the headlight socket and Low beam connection, Hi beam connection, and common connection to the headlight harness socket respectively Three-row connector connected in series and derived from the control unit relay of the case body, A first lead wire terminal connected to the width light switch and a control unit relay of the case body Connected to the in-vehicle battery via the switch for independent dimming operation. 2 Lead wire terminals and the control unit relay of the case body, Positive terminal, common terminal, and negative terminal that are switched and connected according to the eggplant polarity It is derived from a set of three polarity switching terminals consisting of , Power supply leads connected to the positive or negative terminals of the car's vehicle battery It is from the terminal.   Further, a control unit relay and a body unit relay are provided inside the case body. And the control unit relay is connected to the first lead wire terminal and the second lead wire terminal. Relay coil L1 grounded to the selected diode and the polarity switching terminal Parallel connection via the open / close switch S1 of the relay coil L1 connected to the common terminal of The relay connector connected to the Low beam connection and Hi beam connection of the three-row connector. And the main body relay is connected in series from the diode. Grounded in parallel via open / close switches S2, S3 of the relay coils L2, L3 Hi beam connection and opening of relay coils L4, L5 and 3-row connector connected to ground Changeover switch S4 of relay coil L4 for switching connection with the discharge contact and three-row connector Switch for relay coil L5 that switches the connection between the common connection of the power supply and the power lead wire terminal. Switch S5.

[0005]

[Embodiment of device]

  An embodiment of the present invention will be described below with reference to the accompanying drawings.   As shown in FIG. 1, a headlight dimming lighting device for an automobile according to the present invention includes a control unit re-lighting device. Case main body 3 in which the relay 1 and main body relay 2 are housed, and the case main body 3 It is derived from the control unit relay 1 and the main unit relay 2, Low beam connection 13, Hi to the headlight socket and headlight harness socket respectively Three-row connector 4 for connecting the beam connection 14 and the common connection 15, and the case body 3 Lead wire terminal that is derived from the control unit relay 1 and is connected to the side light switch 5 and the control relay 1 of the case body 3, which is a switch for single dimming operation. Second lead wire terminal 6 connected to the vehicle-mounted battery via It is derived from the control unit relay 1 of 3 and switches according to the plus / minus polarity respectively. Polarity cut of 3 sets consisting of positive terminal 7, common terminal 8 and negative terminal 9 to be connected The replacement terminal 10 and the main body relay 2 of the case main body 3 are led out and mounted on an automobile. From the power lead wire terminal 11 connected to the positive or negative terminal of the battery Become.

[0006]   As shown in FIG. 1, inside the case body 3, the control unit relay 1 and the body unit relay are provided. A relay 2 and the control unit relay 1 includes a first lead wire terminal 5 and a first lead wire terminal 5. 2 A relay coil in which the diode 12 connected to the lead wire terminal 6 is connected to earth ground And the relay coil L connected to the common terminal 8 of the polarity switching terminal 10. Low beam connection 13, Hi of the three-row connector 4 through the open / close switch S1 of No. 1 Relay coils L2, L3 and relay coils L2, L connected to the beam connection 14 3 open / close switches S2 and S3.   The main body relay 2 is a relay coil in which the diode 12 is connected in series. A relay connected in parallel to the ground via L2 and L3 open / close switches S2 and S3. -Connecting the Hi beam connection 14 of the coils L4 and L5 and the three-row connector 4 and the open contact Common connection of the changeover switch S4 of the relay coil L4 and the three-row connector 4 for switching the continuation The switching switch of the relay coil L5 for switching the connection between the wire 15 and the power lead terminal 11 It consists of a switch S5.   The three-row connector 4 is used for a headlight socket and a headlight harness socket, respectively. This is a three-wire connector that fits together. In the drawing, the upper part is Hi beam connection 14, and the central part is Lo. w beam connection 13 and lower part are common connection 15. The Hi beam connection 14 is A changeover switch S4 for the relay coil L4 is provided on the way, and the other of the changeover switch S4 is provided. Is an open contact and is connected to the relay coil L3, and the Low beam connection 1 3 is connected to the relay coil L2 on the way, and the common connection 15 is a relay coil on the way. A switch S5 for the switch L5 is provided, and the other switch S5 is connected to the power lead wire. Connect to terminal 11.   Further, the polarity switching terminal 10 has a positive end connected to the diode 12. Child 7, common terminal 8 connected to the open / close switch S1 of the relay coil L1, It has a negative terminal 9 connected to the ground and has a positive / negative polarity. Selective connection to plus terminal 7 and common terminal 8 and common terminal 8 and minus terminal 9 respectively Replace.

[0007]   The vehicle headlight dimming lighting device of the present invention is directly connected to the vehicle headlight circuit. Although connected in columns, the headlight circuit is operated with the power supply plus circuit and the power supply minus circuit. There are two lines of work.   Therefore, Fig. 2 shows the case of connecting to the headlight circuit of the power supply plus circuit. Based on this, description will be made below.   As shown in FIG. 2, the headlight circuit supplies DC power to the electric components of the automobile. The in-vehicle battery 16 is connected to the in-vehicle battery 16 by a harness. Headlight switch 17 and low beam connection 13a, 13b from the headlight switch 17 And the left and right headlamps 18a and 18b connected through the Hi beam connections 14a and 14b. A vehicle side light switch 19 connected from the on-vehicle battery 16 by a harness, , Left and right vehicle width lights 20a connected from the vehicle width light switch 19 via a harness, It consists of 20b.   For the convenience of explanation of the drawings, the headlights to which the vehicle headlight dimming lighting device is connected are connected. The lower side of the light 18 and the sidelight 20 is a left headlight 18a and the left sidelight 20a, and the upper side is a right side. The headlamp 18b and the right vehicle width lamp 20b will be described below.   In the headlight circuit, either the left or right headlight of the vehicle The socket 22 and the headlamp harness socket 23 are provided on the right headlamp 18b side shown in FIG. Separated from the joined state like the left headlight 18a, and put it in the position shown by the dotted line for the automobile head. In front of the three-row connectors 4 derived from the case body 3 of the light dimming lighting device Connected in series to the headlight socket 22 and headlight harness socket 23, polarity switching terminal 10 is connected to the positive terminal 7 having a positive polarity and the common terminal 8, and further, the first lead wire end The child 5 to the car side light switch 19, the second lead terminal 6 and the power lead terminal 11 Connected to the positive terminals of the on-vehicle battery 16, respectively.

[0008]   The dimming operation of the vehicle headlight dimming lighting device of the present invention will be described with reference to FIG. Will be described below.   First, a vehicle side light switch 19 connected from the vehicle-mounted battery 16 by a harness When the power is turned on, the direct current electricity from the on-vehicle battery 16 is applied to each of the side lights 20. a, 20b, the side lights 20a, 20b are turned on, and the first lead terminal 5 Relay coil L1 is energized from the diode through the diode 12, and the open / close switch S1 is turned on. close.   When the open / close switch S1 is closed, the plus terminal 7 of the polarity switching terminal 10 and the common end The relay coils L2 and L3 are energized via the child 8 and the open / close switches S2 and S3 are closed. To be   On the other hand, when the open / close switches S2 and S3 are closed, the first lead wire terminal 5 is damaged. Relay coils L4 and L5 are energized from the ion 12 through the open / close switches S2 and S3. And the changeover switch S4 goes to the open contact side, and the changeover switch S5 goes to the power lead terminal. Switched to 11 side.   Therefore, from the vehicle-mounted battery 16 to the power supply lead terminal 11, the changeover switch S 5, common connection 15a, 3-row connector 4, Low beam (left headlight 18a), 3-row connection Kuta 4, Low beam connection 13a, 3-row connector 4, Low beam connection 13a, 13b, L ow beam (right headlight 18b), grounded via common connection 15b, left and right headlights The lamps 18a and 18b are connected in series and dimmed.   Next, the dimming independent operation switch 21 provided in the middle of the second lead wire terminal 6 is Even when it is turned on, the relay coil L is passed from the vehicle-mounted battery 16 through the diode 12. 1 is energized and the open / close switch S1 is closed. Power supply lead wire terminal 11, changeover switch S5, common connection 15a, three-row connector 4 , Low beam (left headlight 18a), 3 row connector 4, Low beam connection 13a, 3 row connector Nectar 4, Low beam connection 13a, 13b, Low beam (right headlight 18b), common connection Earthed via line 15b and left and right headlamps 18a and 18b connected in series to reduce Light up.

[0009]   In addition, the vehicle headlight dimming lighting device of the present invention does not perform the dimming operation. To turn on the normal headlamp 18 in the low beam, turn on the headlight switch 17. Then, from the vehicle-mounted battery 16 through the headlight switch 17, one of the right headlights 18b From the Low beam connection 13b of No., through the Low beam (right headlight 18b), common connection 15b The right headlight 18b is turned on because it is connected to earth ground.   At the same time, from the low beam connection 13a of the other left headlight 18a to the three-row connector 4, L Low beam (left front) of the left headlight 18a via the ow beam connection 13a and the three-row connector 4 Lamp 18a), and further from the three-row connector 4 to the common connection 15a, changeover switch S5, common connection 15a, 3-row connector 4, common connection 15a Therefore, the left headlight 18a is turned on.   At that time, the Low beam connection 13a of the three-row connector 4 is connected to the relay coil L2. Therefore, the relay coil L2 does not operate and the open / close switch S2 turns off. As a result, the relay coils L4 and L5 are deactivated, and the changeover switch S4 is set to the Hi beam. The changeover switch S5 is switched to the common connection 15a side on the connection 14a side.   Next, when the Hi beam is turned on, the headlight switch 17 is turned on and the vehicle battery Lee beam connection from Lee 16 through headlight switch 17 to one right headlight 18b 14b, Hi beam (right headlight 18b), common connection 15b, ground connection Therefore, the right headlight 18b is turned on.   At the same time, from the Hi beam connection 14a of the other left headlamp 18a to the Hi beam connection 14a Hi beam connection 14a, changeover switch S4, Hi beam connection via three-row connector 4 Line 14a, 3 row connector 4 to Hi beam (left headlight 18a), 3 row connector 4, Communication connection 15a, changeover switch S5, common connection 15a, three-row connector 4, common connection 1 Since it is connected to the ground via 5a, the left headlight 18a is turned on.   At that time, the Hi beam connection 14a of the three-row connector 4 is connected to the relay coil L3. Therefore, the relay coil L3 does not operate and the open / close switch S3 turns off. As a result, the relay coils L4 and L5 are deactivated, and the changeover switch S4 is set to the Hi beam. The changeover switch S5 is switched to the common connection 15a side on the connection 14a side.

[0010]   Next, Fig. 3 shows the case of connecting to the headlight circuit of the power supply minus circuit. Based on this, description will be made below.   As shown in FIG. 3, the headlight circuit supplies DC power to the electric components of the automobile. The in-vehicle battery 16 which is connected to the minus terminal of the in-vehicle battery 16 The headlight switch 17 and the low beam connections 13a, 13b, H from the headlight switch 17 The i-beam connections 14a and 14b and the The left and right headlamps 18a and 18b connected by the communication lines 15a and 15b and the vehicle-mounted bar With the vehicle side light switch 19 connected by a harness from the positive terminal of the battery 16 , Left and right vehicle width lights 20a connected from the vehicle width light switch 19 via a harness, It consists of 20b.   In the headlight circuit, a headlight dimming lighting device for an automobile The three-row connector 4 derived from the case body 3 of Connect the headlight socket 22 and the headlight harness socket 23 in series, and Connect the switching terminal 10 to the negative polarity common terminal 8 and the negative terminal 9, and The first lead wire terminal 5 is used as a car width light switch 19, and the second lead wire terminal 6 is used as a vehicle battery. Power lead terminal 11 to the positive terminal of battery 16 Connected to each terminal.

[0011]   The dimming operation of the vehicle headlight dimming lighting device of the present invention will be described with reference to FIG. Will be described below.   First, a vehicle side light switch 19 connected from the vehicle-mounted battery 16 by a harness When the power is turned on, the direct current electricity from the vehicle-mounted battery 16 is supplied to each of the side lights 20a. , 20b, the side lights 20a, 20b are turned on, and the first lead terminal 5 Relay coil L1 is energized from the diode through the diode 12, and the open / close switch S1 is turned on. close.   On the other hand, the common connection 15b of the right headlamp 18b from the vehicle-mounted battery 16 by the harness To Low beam (right headlight 18b), Low beam connection 13b, 3 row connector 4, Low From the beam connection 13a and the in-vehicle battery 16 to the right headlight 18b by a harness. From the common connection 15b to the Hi beam (right headlight 18b), the Hi beam connection 14b, and the three-row connection DC electricity flows through the connector 4 and the Hi beam connection 14b, and the open / close switch S1 Since it is closed, the polarity switching terminal 10 is grounded via the common terminal 8 and the negative terminal 9. The relay coils L2 and L3, which are connected to the ground, operate and the open / close switches S2 and S3 Closes.   When the open / close switches S2 and S3 are closed, the diode of the first lead wire terminal 5 is closed. The relay coils L4 and L5 are energized from the switch 12 through the open / close switches S2 and S3, Changeover switch S4 is open contact side, changeover switch S5 is power supply lead terminal 11 side Is switched to.   Therefore, the common connection 15b, Low beam (right headlight 1 8b), Low beam connection 13b, 13a, 3 row connector 4, Low beam connection 13a, 3 Row connector 4, Low beam (left headlight 18a), 3 row connector 4, common connection 15a , The changeover switch S5, and the power supply lead wire terminal 11 are grounded and grounded to the left and right. The lamps 18a and 18b are connected in series and dimmed.   Since the changeover switch S4 is connected to the open contact side, the Hi beam connection 1 Since 4a is open, the Hi beam (right headlight 18b) is not turned on.   Also, when the dimming independent operation switch 21 is turned on, the second lead wire terminal 6 The relay coil L1 is energized via the diode 12 to close the open / close switch S1. , Same as above, from the on-board battery 16 to the common connection 15b, Low beam (right headlamp) 18b), Low beam connection 13b, 3-row connector 4, Low beam connection 13a, 3-row connector Nectar 4, Low beam (left headlight 18a), 3 row connector 4, common connection 15a, off The left and right headlamps 1 are grounded via the switch S5 and the power supply lead terminal 11. 8a and 18b are connected in series and the dimmed lights are turned on.

[0012]   Next, the vehicle headlight dimming lighting device of the present invention does not perform the dimming operation. To turn on the normal headlamp 18 in the low beam, turn on the headlight switch 17. Then, from the vehicle-mounted battery 16 through the common connection 15b of the right headlight 18b on one side, Low Car via the beam (right headlight 18b), Low beam connection 13b, headlight switch 17 The right headlight 18b lights up because it is connected to the negative terminal of the battery 16 .   At the same time, from the common connection 15a of the other left headlight 18a to the three-row connector 4, the common connection It is sent to the changeover switch S5 via the line 15a, and is further shared by the changeover switch S5. Connection 15a, 3-row connector 4, Low beam (left headlight 18a), 3-row connector 4, L ow beam connection 13a, 3-row connector 4, Low beam connection 13a, headlight switch 1 Since it is connected to the minus terminal of the vehicle-mounted battery 16 via 7, the left headlight 18a Lights up.   At that time, the Low beam connection 13a of the three-row connector 4 is connected to the relay coil L2. Therefore, the relay coil L2 does not operate and the open / close switch S2 turns off. As a result, the relay coils L4 and L5 are deactivated, and the changeover switch S4 is set to the Hi beam. The changeover switch S5 is switched to the common connection 15a side on the connection 14a side.   When the Hi beam is turned on, the headlight switch 17 is turned on, and the vehicle battery -16 through the common connection 15b of one of the right headlamps 18b, the Hi beam (right headlamp 1 8b), Hi beam connection 14b, headlight switch 17 and ground connection Then, the right headlight 18b is turned on.   At the same time, from the common connection 15a of the other left headlight 18a to the three-row connector 4, the common connection It is sent to the changeover switch S5 via the line 15a, and is further shared by the changeover switch S5. Connection 15a, 3 row connector 4, Hi beam (left headlight 18a), 3 row connector 4, Hi Beam connection 14a, changeover switch S4, Hi Beam connection 14a, 3-row connector 4, Hi Since it is grounded and connected via the beam connection 14a and the headlight switch 17, the left front The light 18a is turned on.   At that time, the Hi beam connection 14a of the three-row connector 4 is connected to the relay coil L3. Therefore, the relay coil L3 does not operate and the open / close switch S3 turns off. As a result, the relay coils L4 and L5 are deactivated, and the changeover switch S4 is set to the Hi beam. The changeover switch S5 is switched to the common connection 15a side on the connection 14a side.

[0013]

【effect】

  As described above, the headlight dimming lighting device for an automobile according to the present invention includes the headlights. When driving during the daytime, especially during early dusk or during heavy rain or snowfall, turn on the Directly install a dimming control circuit that combines the main body relay and control unit relay with the drite circuit. Since it is connected in a row to reduce light, it can be easily attached to existing cars. In addition, there are no problems with traffic laws and regulations, and cars with the young leaf mark or autumnal leaf mark are attached. Can be safely lit and run.

[Brief description of drawings]

FIG. 1 is an electric control circuit diagram of an automotive headlight dimming lighting device of the present invention.

FIG. 2 is an electric control circuit diagram when the vehicle headlight dimming lighting device of the present invention is used in a positive polarity.

FIG. 3 is an electric control circuit diagram when the vehicle headlight dimming lighting device of the present invention is used in a negative polarity.

FIG. 4 is an electric control circuit diagram of a conventional vehicle headlight dimming lighting device.

[Explanation of symbols]

1 Control unit relay 2 Body relay 3 Case body 4 3 row connector 5 First lead wire terminal 6 Second lead wire terminal 7 Plus terminal 8 common terminals 9 Negative terminal 10 polarity switching terminal 11 Power lead terminal 12 diodes 13 Low beam connection 14 Hi beam connection 15 common wiring 16 Car battery 17 Headlight switch 18 headlights 19 car width light switch 20 side lights 21 Switch for dimming independent operation 22 Headlight socket 23 Headlight harness socket

Claims (2)

[Scope of utility model registration request] 1. A case body having a control unit relay and a body unit relay housed therein, a control unit relay and a body unit relay of the case body, and a headlight socket and a headlight on either the left or right side of an automobile. A three-row connector that connects Low beam connection, Hi beam connection, and common connection in series to the light harness socket, and a first lead wire terminal that is derived from the control unit relay of the case body and that is connected to a side-light switch. A second lead wire terminal that is derived from the control unit relay of the case body and is connected to an on-vehicle battery via a dimming independent operation switch, and is derived from the control unit relay of the case body, depending on the positive / negative polarity. The three polarity switching terminals consisting of a positive terminal, a common terminal, and a negative terminal, which are switch-connected with each other, and a main body relay of the case body. It is an automobile vehicle battery plus or automobile headlight dimming lighting apparatus characterized by comprising a power supply lead wire terminal connected to the negative terminal. 2. The case body includes a control unit relay and a body unit relay, wherein the control unit relay includes a diode connected to the first lead wire terminal and the second lead wire terminal. Relay coil L grounded to earth
1 and a relay coil L1 connected to the common terminal of the polarity switching terminals through an open / close switch S1 in parallel,
The relay coil L2 and L3 connected to the low beam connection and the Hi beam connection of the three-row connector. The main body relay includes open / close switches S2 and S3 of the relay coils L2 and L3 connected in series from the diode. Relay coils L4 and L5 connected in parallel to earth via the relay coil L4 and a switch switch S4 of the relay coil L4 for switching the connection between the Hi beam connection and the open contact of the three-row connector, and the common connection of the three-row connector and the power supply lead terminal 2. The headlight dimming lighting device for an automobile according to claim 1, further comprising a changeover switch S5 of a relay coil L5 for changing over the connection.