KR20030060441A - Electric power supply equipment for cars - Google Patents

Abstract

PURPOSE: A power supply for a vehicle is provided to turn on/off an outlet, which is connected to a cigar jack and a power supply line of a car to provide power using a switch. CONSTITUTION: A power supply that provides power to various electric products installed inside a vehicle through a power supply line(10) connected to a cigar jack of the vehicle includes an outlet(100) and a switching device(200). The outlet is connected to a plug of each of the electric products to supply power to the electric product. The switch is connected to the outlet through a switch wire(110) to turn on/off power applied to the outlet through the power supply line. The outlet is composed of an outlet board(102) and an outlet unit. The switching device is composed of a switch board(210) connected to the switch wire, switches(220-1,220-2,220-3,220-4) each of which has switch buttons(224) for controlling ON/OFF of power, and light-emitting units(240) that are respectively connected to the switches unit and emits light when provided with power through the switching device.

Description

Electric power supply equipment for cars}

The present invention relates to a power supply device for a vehicle, and more particularly, the outlet device for supplying power to a laptop, a light lamp, a shaver, etc., connected to the cigarette lighter jack of the vehicle and a power supply wire, to be turned on / off using a switch device. It relates to a vehicle power supply.

In general, a vehicle power supply device refers to a device for supplying power to various electric appliances in a vehicle interior, for example, a notebook, a lighting lamp, a razor, and the like.

The electrical equipment of the vehicle is supplied by a battery charged by an alternator. All electrical wiring is reached to the installation position of the electrical appliance in a tied wiring harness and is arranged in particular at the front of the vehicle by a connector. It is connected to electrical products such as speakers, lights, indoor lights, reading lights, instrument lights, and cigarette lighters.

The above-mentioned connector is a pair which is bitten together and couple | bonded with each other in the state connected to the wiring lead part connected from the power supply and the wiring drawn from predetermined electrical appliances.

On the other hand, in recent years, there is an increasing number of additional electrical appliances are installed in the interior of the vehicle, and the electric apparatuses installed as such are supplied with electric power branched from a predetermined jack coupled to the cigarette lighter.

That is, a jack made of a shape suitable for the outlet portion of the cigarette lighter is connected to the wiring of an additionally installed electrical product, and the above jack is plugged into the outlet of the cigarette lighter to supply power from the power source.

However, as described above, the conventional vehicle outlet is installed in a specific position of the vehicle, for example, a crash pad, and thus cannot be installed at a desired position by the driver, and the on / off of the outlet itself cannot be directly controlled. There was this.

The present invention has been made to solve the above-described problems, the vehicle is connected to the cigarette lighter jack of the vehicle and the power supply to the power supply to the laptop, lamp, shaver, etc. to the on / off using a switch device for the vehicle The purpose is to provide a power supply.

Another object of the present invention is to allow the driver to install the outlet device in a desired position to use the outlet device conveniently.

Another object of the present invention is to provide a plurality of outlets in the outlet device to be able to use a plurality of electrical appliances at the same time.

1 is a perspective view of a vehicle power supply according to the present invention.

Figure 2 is a bottom perspective view of the outlet device of Figure 1;

3 is a view showing the operation of a part of the outlet device of FIG.

4 is an operational state diagram showing the connection of the connection terminal of FIG.

*** Explanation of symbols for main parts of drawing ***

10: power supply wire 100: outlet device

102: outlet substrate 110: switch lead

120-1, 2, 3, 4: Outlet 122: Outlet housing

124: housing insertion hole 126: pressing plate turning hole

130: connection terminal portion 130a: upper terminal portion

130b: lower terminal portion 132a: upper terminal piece

132b: Lower terminal piece 134: Spring fixing piece

136: elastic spring 138: spring fixing pin

140: vertical connection piece 142: terminal fixing groove

144: pin fixing protrusion 146: pressing plate connecting piece

148: pressure plate 150: connection bolt

200: switch device 210: switch board

212: switch unit housing 220-1, 2, 3, 4: switch unit

222: switching housing 224: switch button

230: resistance 240: light emitting diode

The configuration of the present invention devised to solve the above problems is as follows. That is, the present invention is a power supply device for supplying power to various electric appliances in the vehicle through a power supply lead connected to the cigar jack of the vehicle, the outlet device and outlet connected to the plug terminal of the electrical appliance to supply power to the electrical appliance It is characterized in that it comprises a switch device connected to the device and the switch lead to switch the power applied to the outlet device through the power supply lead.

The above-mentioned outlet device is installed on the outlet board and the outlet board, and is connected to the power supply lead and the switch lead, respectively, to form the appearance of the connection terminal and the connection terminal connected to the plug terminal and the switch lead of the electrical appliance. It characterized in that it comprises an outlet portion consisting of a terminal housing having a housing insertion opening into which the plug terminal is inserted.

In addition, the connecting terminal is formed in a 'TT' shape on the lower side of the outlet board, and has a lower terminal fastening hole connected to the power supply lead and the switch lead at the end of the vertical plane and having a lower terminal fastening hole vertically penetrated in the horizontal plane. On the terminal part and the outlet board, the lower surface is provided with the upper terminal fastening hole penetrated, the upper terminal piece having a terminal insertion hole penetrated so that the plug terminal is inserted into the upper surface, and a pin fixing protrusion protruding into the inner space. It is installed and rotated within a certain range, while the other end is protruded in the direction opposite to the pin fixing protrusion is formed terminal fixing groove for inserting and fixing the plug terminal with the pin fixing protrusion and the pressing plate connecting piece protruding in the other direction Vertical connecting piece, restoring means installed in the lower part of vertical connecting piece to restore vertical connecting piece It consists of a terminal bolt for passing through the upper terminal portion and the lower terminal fastening hole consisting of a pressing plate to rotate within a predetermined range and the lower terminal and the upper terminal fastening through the terminal fastening plate and the power supply board, and energized It is done.

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

1 is a perspective view of a vehicle power supply apparatus according to the present invention, Figure 2 is a bottom perspective view of the outlet device of Figure 1, Figure 3 is a view showing the operation of a part of the outlet device of Figure 1, Figure 4 The operation state diagram which shows the connection of a connection terminal.

As shown, the vehicle power supply apparatus according to the present invention comprises a cigarette lighter jack 1, a power supply lead 10, an outlet device 100, a switch lead 110 and a switch device 200.

The power supply lead 10 is connected to the cigar jack 1 and the outlet device 100 to conduct electricity of the vehicle. The power supply lead 10 includes positive and negative wires therein.

In addition, the switch lead 110 is a lead connecting the outlet device 100 and the switch device 200, the inside of the outlet 120-1, 2, 3, 4 described below; And switch portions 220-1, 2, 3, and 4 (hereinafter simply referred to as '220') to turn on / off the power of the outlet 120.

For reference, in the embodiment according to the present invention, four pairs of outlet parts 120 are installed, and four switch parts 220 are installed to be connected to each outlet part 120 of the switch wire 110. Four wires are connected.

First, the outlet device 100 is a device for supplying power supplied to the power supply lead 10 through the cigar jack 1 to various electrical appliances, for example, a notebook computer, a lamp, a shaver, etc. The number is preferably provided with four pairs of outlets 120.

The outlet 120 described above is composed of a connection terminal 1300 and an outlet housing 122 formed of an upper terminal 130a and a lower terminal 130b.

First, the outlet housing 122 forms and protects the appearance of the upper terminal portion of the connection terminal 130, and the plug terminal 20 of the electrical appliance is connected to the connection terminal 130, that is, the upper terminal portion (top) The housing insertion hole 124 penetrated to contact 130a is provided, and a lower portion of the housing fixing protrusion 128 protrudes downward so that the outlet housing 102 can be installed on the outlet substrate 102. It is provided, the housing fixing protrusion 128 is protruded to the outside end is inserted into the housing coupling hole (128a) installed in the outlet substrate 102, the outlet housing 122 to the outlet substrate 102 Install. In addition, the side of the outlet housing 122 penetrates in a quadrangular shape, and the pressing plate turning hole 126 is formed through which the pressing plate 148 described later can flow within the penetrating range, that is, the upper and lower directions.

In addition, as described above, the connection terminal 130 is divided into an upper terminal portion 130a and a lower terminal portion 130b around the outlet substrate 102.

First, the upper terminal portion 130a consists of an upper terminal piece 132a, a restoring means 133, a vertical connecting piece 140, and a pressing plate 148.

The upper terminal piece 132a is formed in a predetermined shape, preferably 'c', a terminal insertion hole 124 into which the plug terminal 20 of the electrical appliance is inserted, and a connection bolt (described below) The upper terminal fastening hole 104 and the middle 150 into which the fastening is inserted are formed pin pin protrusions 144 protruding inwardly of the '' 'shape, respectively.

In addition, the restoring means 133 installed on the inner lower portion of the upper terminal portion 130a acts a restoring force on the vertical connection piece 140 that flows laterally by the pressing plate 148 described later to connect the plug terminal 20. As a means for fixing between the pin fixing protrusion 144 of the upper terminal portion 130a and the terminal fixing groove 142 described later, the two spring fixing piece 134 and the elastic spring 136, the spring fixing pin 138 Is done.

First, two spring fixing pieces 134 protrude upward from the lower portion of the upper terminal portion 130a, and an elastic spring 136 is installed between the two spring fixing pieces 134 so that the ends thereof are vertical connecting pieces described later. (140). The spring fixing pin 138 penetrates the spring fixing piece 134 and the elastic spring 136 to fix the elastic spring 136 to the spring fixing piece 134.

On the other hand, both ends of the vertical connecting piece 140 is located inside the spring fixing piece 134, both ends of the spring fixing pin 138 penetrates together with the elastic spring 136, one end of the elastic spring 136 Since the vertical connecting piece 140 is caught, the restoring force acts on the vertical connecting piece 140 by the elastic spring 136 when the vertical connecting piece 140 is rotated. This will be described later.

Lastly, the vertical connecting piece 140 is formed in a '∩' shape, and both ends thereof penetrate the spring fixing piece 134 as described above, while the upper part protrudes to face the pin fixing protrusion 144 described above. A terminal fixing groove 142 is formed to fit the plug terminal 20 together with the pin fixing protrusion 144, and is formed by protruding in the opposite direction to the pressing plate connecting portion 146 connected to the pressing plate 148 described later. ) Is provided.

The lower terminal portion 130b includes a lower terminal piece 132b and a lower terminal fastening hole 150a. The lower terminal piece 132b is formed in a 'TT' shape so that the upper surface of the lower terminal piece 130b is lower than the outlet board 102. It is attached to the side, and the lower terminal fastening hole 150a is formed at an upper portion thereof, that is, a portion horizontal to the ground. In addition, the lower end portion is connected to the power supply lead 10 and the switch lead 110 via a lead connecting portion 132c, respectively.

On the other hand, the connection bolt 150 is inserted and fastened through the lower terminal fastening hole 150b, the substrate fastening hole 104 and the upper terminal fastening hole 150a to connect the lower terminal portion 130b and the upper terminal portion 130a to the outlet. The substrates 102 are interposed between them and are energized with each other.

Accordingly, the energization of the connection terminal 130 is made by the connection bolt 150 coupled with the upper and lower terminal portions 130a and 130b.

When the connection terminal 130 is described a process for connecting to the plug terminal 20 as follows.

As shown in FIG. 4, the pressing plate 148 is pressed by pressing the pressing plate 148 while inserting the plug terminal 20 through the housing insertion opening 124 of the outlet housing 122. When the pressing plate 148 is pressed, the vertical connection piece 140 is inclined, and the interval between the pin fixing protrusion 144 and the terminal fixing groove 142 is opened, and the plug terminal 20 is positioned therebetween.

On the other hand, since the restoring means 133 installed on the lower portion of the vertical connecting piece 140 acts a restoring force on the vertical connecting piece 140, when the pressing plate 148 is raised, the vertical connecting piece 140 is restored to the plug. Since the terminal 20 is strongly fitted between the pin fixing protrusion 144 and the terminal fixing groove 142, the terminal 20 is connected to the connection terminal 132 to be fixed together with the energization box.

The switch device 200 includes a switch device housing 212, a switch unit 220, a resistor 230, and a light emitting diode 240.

The switch unit 220 includes a switch housing 222 installed on the switch substrate 210 and a switch button 224 installed on the switch housing 222, and the outlet device 100 through the switch lead 110. Control the on / off of the outlet portion 120.

The resistor 230 adjusts the voltage applied to the light emitting diodes 240 so as not to induce an overcurrent, and the light emitting diodes 240 emit light when current flows when the switch unit 220 is turned on. You can check the on / off.

Next, the electrical connection of the cigar jack 1, the outlet device 100 and the switch device 200 as described above will be described.

As shown, the plus line of the power supply lead 10 connected from the cigar jack 1 is connected to the lower end of the lower terminal portion 130b of the outlet 120 described above, the switch unit 220 of the switch device 200 The switch lead wire 110 connected to the switch unit 220 is connected to the lower terminal part 130b of the other outlet part 120 of the outlet device 100. Such a technical configuration can be easily implemented by those skilled in the art to which the present invention pertains, and a description thereof is omitted here.

The present invention is not limited to the above-described embodiments and can be carried out in various modifications within the scope of the technical idea of the present invention.

For example, the number of the outlets installed in the outlet device can be appropriately adjusted according to the needs of the driver, and of course, it can be installed in a desired position inside the vehicle.

As described above, according to the present invention, the outlet device can be installed in a desired position by the driver so that the outlet device can be conveniently used.

Another effect of the present invention is to provide a plurality of outlets can be used at the same time multiple electrical appliances.

Claims (6)

In the power supply for supplying power to the various electrical appliances in the vehicle through a power supply lead connected to the cigar jack of the vehicle, An outlet device connected to the plug terminal of the electrical appliance to supply power to the electrical appliance; And And a switch device connected to the outlet device by a switch lead to turn on / off the power applied to the outlet device through the power supply lead. According to claim 1, wherein the outlet device Outlet substrate; And It is installed on the outlet board and connected to the power supply lead and the switch lead, respectively, to form a plug terminal of the electrical appliance, a connection terminal connected to the power supply lead and a switch lead, and an external appearance of the connection terminal. A vehicle power supply device comprising an outlet portion formed of a terminal housing having a housing insertion hole into which a plug terminal of an electric product is inserted. The method of claim 2, wherein the connection terminal A lower terminal portion formed under the outlet substrate in a 'TT' shape, the power supply lead and the switch lead being connected to the lower portion thereof, respectively, and having a lower terminal fastening hole vertically penetrating therethrough; The upper terminal piece is installed on the outlet board, the upper terminal fastening hole having a lower end and a terminal insertion hole penetrated so that the plug terminal is inserted into the upper surface and a pin fixing protrusion protruding into the inner space, the upper side. It is installed inside the terminal piece and flows within a certain range, while the other end protrudes in a direction opposite to the pin fixing protrusion, a terminal fixing groove for fixing the plug terminal inserted together with the pin fixing protrusion is formed and in the other direction. Is a vertical connecting piece having a protruding pressing plate connecting piece, installed at a lower portion of the vertical connecting piece, and restoring means for rotating the vertical connecting piece by a restoring force, and installed at an end of the pressing plate connecting piece so that the vertical terminal piece is within a predetermined range. An upper terminal portion formed of a pressing plate to rotate; And And a terminal bolt configured to pass through the lower terminal fastening hole, the substrate fastening hole, and the upper terminal fastening hole to fix the lower terminal part and the upper terminal part to the outlet board and to conduct electricity. The switch device according to claim 1, wherein the switch device A switch substrate connected to the switch lead; A switch unit installed on the switch substrate and having a switch button for controlling on / off of the power; And And a light emitting unit which is connected to the switch unit and emits light when the power is applied by the switch unit. The method of claim 3, wherein the restoring means It is installed between the spring fixing piece protruding upward from the lower portion of the upper terminal piece, the spring fixing piece, while the other end is rotatable to the spring fixing piece through the elastic spring and the elastic spring caught on the vertical terminal piece Vehicle power supply, characterized in that consisting of spring fixing pin to be installed. The power supply device for a vehicle according to claim 3, wherein the upper terminal piece is formed in a 'c' shape.