CN213754349U

CN213754349U - Vehicle-mounted inverter with wireless charging function

Info

Publication number: CN213754349U
Application number: CN202022376822.3U
Authority: CN
Inventors: 赵吉瑞
Original assignee: Taiqian Pulixin Motor Co ltd
Current assignee: Taiqian Pulixin Motor Co ltd
Priority date: 2020-10-23
Filing date: 2020-10-23
Publication date: 2021-07-20
Anticipated expiration: 2030-10-23

Abstract

The utility model relates to an on-vehicle dc-to-ac converter with wireless function of charging, including casing and the power module of setting in the casing inside, the socket hole has been seted up to the lateral wall of casing, power module includes the contravariant module, wireless module and the cigar lighter joint of charging, cigar lighter joint one end sets up and is used for connecting in the casing outside, first wiring board and wireless module of charging are connected to the output of contravariant module, the input of contravariant module connects in parallel has step-down circuit, the step-down circuit input is connected with cigar lighter joint output, step-down circuit's output is connected with the second wiring board, the casing both ends correspond there are first closing cap and second closing cap, the position that the casing medial surface is close to the second closing cap is provided with heat dissipation mechanism. The utility model discloses be provided with the contravariant module that is used for converting DC power supply into AC power supply for the wireless module of charging that charges of cell-phone and be used for radiating heat dissipation mechanism have solved the potential safety hazard problem when convenient use.

Description

Vehicle-mounted inverter with wireless charging function

Technical Field

The utility model relates to an on-vehicle charger field, concretely relates to on-vehicle dc-to-ac converter with wireless function of charging.

Background

The vehicle-mounted charging equipment has a single function, can only charge the mobile phone, and cannot provide electric energy for some daily electric products, so that inconvenience is caused in long-distance travel.

In order to solve the problems, the existing part of vehicle-mounted chargers are provided with inverters, a vehicle-mounted power supply adopts an inversion technology to convert direct current into 220V alternating current to supply power for a notebook computer and some daily electric appliances, but the chargers or the inverters generate heat seriously when in use, and potential safety hazards exist;

in addition, the vehicle-mounted charging device is mostly arranged near the automobile central console, the charging wire is easy to wind the automobile gear lever, and potential safety hazards exist during charging.

Disclosure of Invention

The utility model discloses a solve the problem that current vehicle charger or dc-to-ac converter have the potential safety hazard when using, provide a vehicle inverter with wireless function of charging, be provided with and be used for converting DC power supply into alternating current power supply's contravariant module for wireless charging module and the radiating heat dissipation mechanism that is used for of cell-phone wireless charging has solved the potential safety hazard problem when convenient the use.

In order to realize the purpose, the technical scheme of the utility model is that:

a vehicle-mounted inverter with a wireless charging function comprises a shell and a power module arranged in the shell, wherein the shell is of a square structure with a hollow interior and two open ends, a socket hole is formed in the side wall of the shell, a first wiring board is arranged in the shell corresponding to the socket hole and connected with the power module, the power module comprises an inversion module, a wireless charging module and a cigar lighter connector, one end of the cigar lighter connector is arranged outside the shell and used for being connected with a power supply, the other end of the cigar lighter connector is connected with the input end of the inversion module, the inversion module is used for converting DC12V and DC24V voltage into AC220V voltage, the output end of the inversion module is connected with the first wiring board and the wireless charging module, the input end of the inversion module is connected with a voltage reducing circuit in parallel, the input end of the voltage reducing circuit is connected with the output end of the cigar lighter connector, and the voltage reducing circuit is used for converting DC12V and DC24V voltage into DC5V voltage, the output end of the voltage reduction circuit is connected with a second wiring board, and the second wiring board comprises a plurality of USB connectors;

the two ends of the shell are correspondingly provided with a first sealing cover and a second sealing cover, the first sealing cover corresponds to the plurality of USB connectors and is provided with a strip-shaped charging hole, and a heat dissipation mechanism is arranged at the position, close to the second sealing cover, of the inner side face of the shell.

Further, the contravariant module includes inverter circuit and converter, and wireless charging module includes output coil and the cladding at the outside insulating layer of output coil, output coil with the output of converter is connected, the insulating layer is cylindric structure, the up end of casing corresponds the insulating layer and has seted up circular through-hole, and the top surface of insulating layer flushes with the up end of casing, the side and the circular through-hole fixed connection of casing of insulating layer.

Furthermore, the first sealing cover is provided with a ventilation hole, the second sealing cover corresponding to the ventilation hole is provided with an exhaust hole, the first sealing cover and the second sealing cover are fixedly connected with the shell through bolts, the heat dissipation mechanism comprises a fan, a wiring terminal of the fan is connected with a voltage reduction circuit, the fan is fixed with the inner side wall of the shell, and the fan is used for accelerating the air circulation in the shell.

Furthermore, an anti-slip sleeve is arranged at the corner of one side of the upper end face of the shell and is a plate body shaped like a Chinese character 'ao', the side face of the anti-slip sleeve is attached to the upper end face of the shell, a long strip-shaped groove is formed in the middle of the anti-slip sleeve, the groove is formed in the direction parallel to the upper end face of the shell, and the anti-slip sleeve and the second sealing cover are of an integrated structure.

Furthermore, a square groove for preventing the plug from being exposed is formed in the side face, provided with the socket hole, of the shell, and the socket hole is formed in the bottom face of the square groove.

Through the technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses be provided with the power module in casing and casing, the casing is inside hollow, and both ends are uncovered square structure, and the lateral wall of casing has seted up the socket hole, corresponds socket hole casing is inside to be provided with first wiring board, and first wiring board is connected power module, power module includes contravariant module, wireless charging module and cigar lighter joint, and first wiring board and wireless charging module are connected to the output of contravariant module, and the input of contravariant module is parallelly connected with step-down circuit, and the output of step-down circuit is connected with the second wiring board, the second wiring board includes a plurality of USB joints;

during the use, vehicle mounted power source output direct current passes through inside cigar lighter connects the input casing, becomes the alternating current by the contravariant module and supplies daily electric appliance to use, and wireless charging module circular telegram simultaneously carries out wireless charging to the cell-phone with the wireless receiving module cooperation that charges in the cell-phone, is provided with first wiring board and second wiring board simultaneously, and the two separately sets up and is convenient for maintain and use.

2. The utility model discloses a casing both ends correspond there is first closing cap and second closing cap, first closing cap corresponds a plurality ofly the USB connects and has seted up rectangular shape hole of charging, and the medial surface is close to the position of second closing cap is provided with heat dissipation mechanism, in time arranges the heat that contravariant module and wireless charging module produced to the casing outside through heat dissipation mechanism to improve safety in utilization, avoided the internal circuit to damage because of high temperature, improved life.

Drawings

Fig. 1 is one of schematic structural diagrams of a vehicle-mounted inverter having a wireless charging function.

Fig. 2 is a second schematic structural diagram of a vehicle-mounted inverter with a wireless charging function.

Fig. 3 is a third schematic structural diagram of a vehicle-mounted inverter with a wireless charging function.

Fig. 4 is a schematic circuit diagram of a vehicle-mounted inverter with a wireless charging function.

The reference numbers in the drawings are as follows: 1 is the casing, 2 is the contravariant module, and 3 are wireless charging module, and 4 are the cigar lighter and connect, and 5 are step-down circuit, and 6 are first closing cap, and 7 are the second closing cap, and 8 are the fan, and 9 are anti-skidding covers, and 10 are square groove, and 303 is the insulating layer.

Detailed Description

The invention will be further explained with reference to the drawings and the detailed description below:

as shown in fig. 1 to 4, a vehicle-mounted inverter with wireless charging function comprises a housing 1 and a power module disposed inside the housing 1, wherein the housing 1 is a square structure with a hollow interior and two open ends, a socket hole is disposed on a side wall of the housing 1, a first wiring board is disposed inside the housing 1 corresponding to the socket hole, the first wiring board is connected with the power module, the power module comprises an inverter module 2, a wireless charging module 3 and a cigarette lighter connector 4, one end of the cigarette lighter connector 4 is disposed outside the housing 1 for connecting with a power supply, the other end of the cigarette lighter connector 4 is connected with an input end of the inverter module 2, the inverter module 2 is used for converting DC12V and DC24V voltages into AC220V voltages, an output end of the inverter module 2 is connected with the first wiring board and the wireless charging module 3, an input end of the inverter module 2 is connected in parallel with a voltage reducing circuit 5, an input end of the voltage reducing circuit 5 is connected with an output end of the cigarette lighter connector 4, the voltage reducing circuit 5 is used for converting DC12V and DC24V voltage into DC5V voltage, and a second wiring board is connected to the output end of the voltage reducing circuit 5 and comprises a plurality of USB connectors;

the two ends of the shell 1 are correspondingly provided with a first sealing cover 6 and a second sealing cover 7, the first sealing cover 6 corresponds to a plurality of USB connectors and is provided with a long-strip-shaped charging hole, and the inner side surface of the shell 1 is close to the second sealing cover 7 and is provided with a heat dissipation mechanism.

For the convenience of placing a mobile phone, the inversion module 2 comprises an inversion circuit and a frequency converter, the wireless charging module 3 comprises an output coil and an insulating layer 303 coated outside the output coil, the output coil is connected with the output end of the frequency converter, the insulating layer 303 is of a cylindrical structure, a circular through hole is formed in the upper end face of the shell 1 corresponding to the insulating layer 303, the top face of the insulating layer 303 is flush with the upper end face of the shell 1, and the side face of the insulating layer 303 is fixedly connected with the circular through hole of the shell 1.

In order to further optimize the product structure, the corner of one side of the upper end face of the shell 1 is provided with an anti-slip sleeve 9, the anti-slip sleeve 9 is a concave plate body, the side face of the anti-slip sleeve 9 is attached to the upper end face of the shell 1, a long strip-shaped groove is formed in the middle of the anti-slip sleeve 9, the groove is formed in the direction parallel to the upper end face of the shell 1, and the anti-slip sleeve 9 and the second sealing cover 7 are of an integrated structure.

In order to enhance the air circulation inside the casing 1, the first cover 6 is provided with a ventilation hole, the second cover 7 is provided with an exhaust hole corresponding to the ventilation hole, the first cover 6 and the second cover 7 are fixedly connected with the casing 1 through bolts, the heat dissipation mechanism comprises a fan 8, a wiring terminal of the fan 8 is connected with the voltage reduction circuit 5, the fan 8 is fixed with the inner side wall of the casing 1, and the fan 8 is used for accelerating the air circulation inside the casing 1.

In order to prevent safety accidents caused by the fact that a metal sheet of the plug is exposed when being connected with the socket hole, a square groove 10 used for preventing the plug from being exposed is formed in the side face, provided with the socket hole, of the shell 1, and the socket hole is formed in the bottom face of the square groove 10.

In this embodiment, the socket hole includes two-hole sockets and a three-hole socket, and the grounding hole of the three-hole socket is disposed at the middle position of the second two-hole socket in order to reduce the size of the device.

When the automobile ignition device is used, an automobile engine is in a starting state, the vehicle-mounted power supply continuously supplies power, the cigarette lighter connector 4 transmits 12V or 24V direct current to the voltage reduction circuit 5 and the inverter module 2, the current is reduced to DC5V through the voltage reduction circuit 5 to supply power for the fan 8 and the USB connector of the second wiring board, and at the moment, the fan 8 is electrified to work;

and the other circuit outputs power frequency 50hz and 220V alternating current through the inverter circuit and the frequency converter, one path of the alternating current is transmitted to the first wiring board and supplies power for the daily alternating current electricity, and the other path of the alternating current supplies power for the output coil of the wireless charging module 3.

When the fan 8 is powered on, the fan 8 generates wind energy to make the outside air enter the inside of the shell 1 from the ventilating holes of the first sealing cover 6, and the hot air originally reserved in the inside of the shell 1 is exhausted by the exhaust holes arranged on the second sealing cover 7 under the pushing of wind power, so that the heat dissipation effect is achieved.

When casing 1 was put, set up one side of antiskid cover 9 and towards front windshield, when the driving brake, the cell-phone received inertia to influence can not separate with casing 1 under the protection of antiskid cover 9, when having ensured the stability of charging, has also avoided the cell-phone to collide with the damage because of inertia.

The above-mentioned embodiments are merely preferred embodiments of the present invention, and not intended to limit the scope of the present invention, so that equivalent changes or modifications made by the structure, features and principles of the present invention should be included in the claims of the present invention.

Claims

1. A vehicle-mounted inverter with a wireless charging function comprises a shell (1) and a power module arranged in the shell (1), and is characterized in that the shell (1) is of a square structure with a hollow interior and two open ends, a socket hole is formed in the side wall of the shell (1), a first wiring board is arranged in the shell (1) corresponding to the socket hole, the first wiring board is connected with the power module, the power module comprises an inversion module (2), a wireless charging module (3) and a cigar lighter connector (4), one end of the cigar lighter connector (4) is arranged outside the shell (1) and used for being connected with a power supply, the other end of the cigar lighter connector (4) is connected with the input end of the inversion module (2), the inversion module (2) is used for converting DC12V and DC24V voltages into AC220V voltages, and the output end of the inversion module (2) is connected with the first wiring board and the wireless charging module (3), the input end of the inversion module (2) is connected with a voltage reduction circuit (5) in parallel, the input end of the voltage reduction circuit (5) is connected with the output end of the cigarette lighter connector (4), the voltage reduction circuit (5) is used for converting DC12V and DC24V voltages into DC5V voltages, the output end of the voltage reduction circuit (5) is connected with a second wiring board, and the second wiring board comprises a plurality of USB connectors;

the two ends of the shell (1) are correspondingly provided with a first sealing cover (6) and a second sealing cover (7), the first sealing cover (6) corresponds to a plurality of USB connectors, long-strip-shaped charging holes are formed in the USB connectors, and a heat dissipation mechanism is arranged at a position, close to the second sealing cover (7), of the inner side face of the shell (1).

2. The vehicle-mounted inverter with the wireless charging function according to claim 1, wherein the inverter module (2) comprises an inverter circuit and a frequency converter, the wireless charging module (3) comprises an output coil and an insulating layer (303) covering the output coil, the output coil is connected with the output end of the frequency converter, the insulating layer (303) is of a cylindrical structure, a circular through hole is formed in the upper end face of the shell (1) corresponding to the insulating layer (303), the top face of the insulating layer (303) is flush with the upper end face of the shell (1), and the side face of the insulating layer (303) is fixedly connected with the circular through hole of the shell (1).

3. The vehicle-mounted inverter with the wireless charging function according to claim 1, wherein the first cover (6) is provided with a ventilation hole, the second cover (7) is provided with an exhaust hole corresponding to the ventilation hole, the first cover (6) and the second cover (7) are fixedly connected with the housing (1) through bolts, the heat dissipation mechanism comprises a fan (8), the terminal of the fan (8) is connected with the voltage reduction circuit (5), the fan (8) is fixed with the inner side wall of the housing (1), and the fan (8) is used for accelerating air circulation inside the housing (1).

4. The vehicle-mounted inverter with the wireless charging function according to claim 3, wherein an anti-slip sleeve (9) is arranged at a corner of one side of the upper end face of the shell (1), the anti-slip sleeve (9) is a concave plate, the side face of the anti-slip sleeve (9) is attached to the upper end face of the shell (1), a long-strip-shaped groove is formed in the middle of the anti-slip sleeve (9), the direction of the groove is parallel to the upper end face of the shell (1), and the anti-slip sleeve (9) and the second sealing cover (7) are of an integrated structure.

5. The vehicle-mounted inverter with the wireless charging function according to claim 1, wherein a square groove (10) for preventing a plug from being exposed is formed in a side surface of the housing (1) where the socket hole is formed, and a socket hole is formed in a bottom surface of the square groove (10).