CN212323985U

CN212323985U - Vehicle-mounted multifunctional power supply

Info

Publication number: CN212323985U
Application number: CN202022060332.2U
Authority: CN
Inventors: 张虎; 张清华
Original assignee: Fangxian Zhaofeng Industrial Co ltd
Current assignee: Fangxian Zhaofeng Industrial Co ltd
Priority date: 2020-09-18
Filing date: 2020-09-18
Publication date: 2021-01-08
Anticipated expiration: 2030-09-18

Abstract

The utility model relates to an on-vehicle multifunctional power supply belongs to the power supply unit field, set up the columniform plunger in the front of shell, install columniform input positive contact on the preceding top of plunger, respectively install a slice of rectangular input negative contact about the plunger, set up circular DC12V jack simultaneously on the right of shell, USB/DC5V jack, AC220V three hole sockets, install resistance on the circuit board of shell inside, low pressure steady voltage electric capacity, electronic inverter, high pressure steady voltage electric capacity, after the driver inserts the cigar lighter the inside of passenger car with the plunger of on-vehicle multifunctional power supply, input positive contact and input negative contact back with the inside power contact of cigar lighter, input positive contact and input negative contact provide DC12V jack simultaneously with the electric current through the wire, resistance, electronic inverter, resistance offers USB jack after reducing voltage, The electronic inverter provides the boosted voltage to the AC220V three-jack socket.

Description

Vehicle-mounted multifunctional power supply

Technical Field

The utility model relates to an on-vehicle multifunctional power supply belongs to the power supply unit field, and in particular to converts the multifunctional power supply of multiple power into through on-vehicle power supply.

Background

The vehicle-mounted power supply, which may be a device powered by other electronic equipment, is typically DC 12V. Most of the existing vehicle-mounted power supplies on passenger vehicles only provide DC12 power, and some high-end vehicle models simultaneously provide a DC12V jack and a USB/DC5V jack (the use is only limited to charging mobile phones). Along with the abundant and diversified lives of people, electronic products are fully provided, power supplies used by electronic products in current living goods are roughly divided into AC220V, DC12V and DC5V, power supplies DC12V and DC5V in the living goods can be converted by connecting power adapters of the electronic products with mains supply, if the electronic products are placed on a passenger car, the electronic products can be directly connected with a vehicle-mounted power supply for use, but part of the electronic products are not provided with the power adapters and directly use the mains supply for work, and if the electronic products need to be used in the field and places without the mains supply, the electronic products cannot be used without the AC220V power supply. Therefore, a vehicle-mounted multifunctional power supply is needed to replace the existing defects and enable the AC220V power supply to be used in the field at any time.

Disclosure of Invention

The utility model relates to an on-vehicle multifunctional power supply has solved above-mentioned defect, adopt D type shell, set up the columniform plunger in the front of shell, install columniform input positive contact on the preceding top of plunger, respectively install a slice of rectangular input negative contact about the plunger, set up circular DC12V jack simultaneously on the right of shell, USB/DC5V jack, AC220V three hole sockets, install resistance on the circuit board of shell inside, low pressure steady voltage electric capacity, electronic inverter, high pressure steady voltage electric capacity, after the driver inserts the plunger of on-vehicle multifunctional power supply into the cigar lighter the inside of passenger car, input positive contact and input negative contact with the inside power contact of cigar lighter after, input positive contact and input negative contact provide the electric current for DC12V jack simultaneously through the wire, resistance, electronic inverter, resistance offers USB jack after reducing voltage, The electronic inverter provides the boosted voltage to the AC220V three-jack socket, and the driver can select the jack according to the requirement.

A vehicle-mounted multifunctional power supply is characterized by comprising a shell, a plunger, an input end positive contact, an input end negative contact, a DC12V jack, a low-power USB/DC5V jack, a high-power USB/DC5V jack, an AC220V three-hole socket, a lead, a resistor, a low-voltage stabilizing capacitor, an electronic inverter, a high-voltage stabilizing capacitor and a circuit board;

the shell is of a hollow D shape, a cylindrical plunger is horizontally arranged in the center of the left side of the shell, a cylindrical input end positive contact made of a metal spring is horizontally arranged in the center of the left side of the plunger, J-shaped input end negative contacts made of metal spring pieces are respectively horizontally arranged on the upper surface and the bottom of the plunger, the two input end negative contacts are in a parallel state, a cylindrical DC12V jack is arranged above the right side of the shell, a rectangular low-power USB/DC5V jack and a rectangular high-power USB/DC5V jack are arranged in the middle of the right side of the shell, and a rectangular AC220V three-hole socket is arranged below the right side of the shell;

the circuit board is rectangular and is arranged in the center of the inner part of the shell, the middle part of the circuit board is provided with a rectangular resistor and a cylindrical low-voltage-stabilizing capacitor, and a cylindrical electronic inverter and a high-voltage-stabilizing capacitor are arranged below the circuit board;

the positive contact and the negative contact of the input end are simultaneously connected with the input ends of the DC12V jack, the resistor and the electronic inverter through leads, the output end of the resistor is connected with the low-voltage stabilizing capacitor in parallel through leads, the low-voltage stabilizing capacitor is connected with the input ends of the low-power USB/DC5V jack and the high-power USB/DC5V jack through leads, the output end of the electronic inverter is connected with the high-voltage stabilizing capacitor in parallel through leads, and the high-voltage stabilizing capacitor is connected with the input end of the AC220V three-hole socket through leads.

Further, the plunger sets up in the cigar lighter the inside of passenger car, and the positive contact of input of plunger left surface contacts with the positive pole of cigar lighter, and input negative pole contact about the plunger contacts with the inner wall negative pole of cigar lighter.

Has the advantages that: the power supplies used by the current electronic products in the daily necessities are roughly divided into AC220V, DC12V and DC5V, the power supplies DC12V and DC5V in the daily necessities can be converted by the connection of the power supply adapter of the electronic products and the commercial power, if the electronic products are placed on a passenger car, the electronic products can be directly connected with the vehicle-mounted power supply for use, but part of the electronic products are not provided with the power supply adapter and directly use the commercial power for work, and if the electronic products need to be carried to a place for field use and without the commercial power for use, the electronic products cannot be used without the AC220V power supply. The utility model provides an above-mentioned defect has been solved to on-vehicle multifunctional power supply, after the driver inserts the plunger of on-vehicle multifunctional power supply in the cigar lighter of passenger car, input positive pole contact and input negative pole contact the inside power contact of cigar lighter, input positive pole contact and input negative pole contact provide the electric current for DC12V jack simultaneously through the wire, resistance, electronic inverter, resistance provides the USB jack after with voltage reduction, electronic inverter provides AC220V three hole sockets with voltage rising after, the driver can select the jack according to the demand.

Drawings

FIG. 1 is a front view of an in-vehicle multifunctional power supply;

FIG. 2 is a schematic structural diagram of an input end positive contact, an input end negative contact, a DC12V jack, a low-power USB/DC5V jack, a high-power USB/DC5V jack, an AC220V three-hole socket, a wire, a resistor, a low-voltage stabilizing capacitor, an electronic inverter, a high-voltage stabilizing capacitor and a circuit board;

the marks in the above figures are shell 1, plunger 2, input end positive electrode contact 3, input end negative electrode contact 4, DC12V jack 5, low-power USB/DC5V jack 6, high-power USB/DC5V jack 7, AC220V three-hole socket 8, lead 9, resistor 10, low-voltage stabilizing capacitor 11, electronic inverter 12, high-voltage stabilizing capacitor 13 and circuit board 14.

Detailed Description

The shape and structure of the present invention will be described in detail with reference to the accompanying drawings and the reference numerals:

a vehicle-mounted multifunctional power supply is characterized by comprising a shell 1, a plunger 2, an input end positive contact (DC12V/10A)3, an input end negative contact (DC12V/10A)4, a DC12V jack 5, a low-power USB/DC5V jack 6, a high-power USB/DC5V jack 7, an AC220V three-hole socket (100W)8, a lead (220V/5A)9, a resistor ((DC 13V/DC5V)10, a low-voltage stabilizing capacitor (DC6V)11, an electronic inverter (DC12V/AC220V/2A)12, a high-voltage stabilizing capacitor (AC250V)13 and a circuit board 14;

the casing 1 is hollow D-shaped, a cylindrical plunger 2 is horizontally arranged in the center of the left side of the casing 1, a cylindrical input end positive contact 3 made of a metal spring is horizontally arranged in the center of the left side of the plunger 2, a J-shaped input end negative contact 4 made of a metal spring piece is horizontally arranged on the upper surface and the bottom of the plunger 2 respectively, the two input end negative contacts 4 are in a parallel connection state, a cylindrical DC12V jack 5 is arranged above the right side of the casing 1, a rectangular low-power USB/DC5V jack 6 and a large-power USB/DC5V jack 7 are arranged in the middle of the casing, and a rectangular AC220V three-hole socket 8 is arranged below the casing 1;

the circuit board 14 is rectangular and is arranged in the center of the inner part of the shell 1, the middle part of the circuit board 14 is provided with a rectangular resistor 10 and a cylindrical low-voltage-stabilizing capacitor 11, and a cylindrical electronic inverter 12 and a cylindrical high-voltage-stabilizing capacitor 13 are arranged below the circuit board 14;

the input end positive contact 3 and the input end negative contact 4 are simultaneously connected with the input ends of a DC12V jack 5, a resistor 10 and an electronic inverter 12 through leads 9, the output end of the resistor 10 is connected with a low-voltage stabilizing capacitor 11 in parallel through the leads 9, the low-voltage stabilizing capacitor 11 is simultaneously connected with the input ends of a low-power USB/DC5V jack 6 and a high-power USB/DC5V jack 7 through the leads 9, the output end of the electronic inverter 12 is connected with a high-voltage stabilizing capacitor 13 in parallel through the leads 9, and the high-voltage stabilizing capacitor 13 is connected with the input end of an AC220V three-hole socket 8 through the.

Further, plunger 2 sets up in the cigar lighter the inside of passenger car, the anodal contact 3 of input of 2 left sides of plunger and the anodal contact of cigar lighter, the input negative pole contact 4 about 2 of plunger and the contact of the inner wall negative pole of cigar lighter.

When the vehicle-mounted multifunctional power supply is used, after a driver inserts the plunger of the vehicle-mounted multifunctional power supply into the cigarette lighter of a passenger car, after the input end positive contact and the input end negative contact are contacted with the positive power supply contact and the negative power supply contact inside the cigarette lighter, the input end positive contact and the input end negative contact simultaneously supply current to the DC12V jack, the resistor and the electronic inverter through wires, the resistor reduces the voltage supplied by the input end positive contact and the input end negative contact and supplies the reduced voltage to the low-voltage stabilizing capacitor, the low-voltage stabilizing capacitor stabilizes the voltage at 5V and simultaneously supplies the voltage to the low-power USB/DC5V jack and the high-power USB/DC5V jack, the electronic inverter inverts and increases the voltage supplied by the input end positive contact and the input end negative contact and supplies the inverted voltage to the AC220V three-hole socket, and at the moment, a driver can select a proper jack according to requirements.

The above-mentioned non-detailed description is prior art.

The foregoing is merely a general disclosure of the invention and is not intended to limit the invention in any way; those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the scope of the invention as defined by the appended claims.

Claims

1. A vehicle-mounted multifunctional power supply is characterized by comprising a shell, a plunger, an input end positive contact, an input end negative contact, a DC12V jack, a low-power USB/DC5V jack, a high-power USB/DC5V jack, an AC220V three-hole socket, a lead, a resistor, a low-voltage stabilizing capacitor, an electronic inverter, a high-voltage stabilizing capacitor and a circuit board;

2. The vehicle-mounted multifunctional power supply of claim 1, wherein the plunger is disposed inside a cigarette lighter of a passenger vehicle, the positive input end contact on the left side of the plunger is in contact with the positive electrode of the cigarette lighter, and the negative input end contacts on the upper side and the lower side of the plunger are in contact with the negative electrode of the inner wall of the cigarette lighter.