CN202068209U - Home and car dual purpose charger - Google Patents

Abstract

The utility model relates to the technical field of electrical sockets, in particular to a dual-purpose charger for a home car. In order to solve the problem that the charger can be charged by both a vehicle power supply and a household power supply, the utility model includes a housing with accommodating space, which is arranged on The charging circuit board in the casing is characterized in that the casing is in the shape of a cuboid, and a vehicle plug is provided on one end surface of the thickness part of the casing, and two The phase plug is provided with a USB interface on the end surface opposite to the two-phase plug, the vehicle-mounted plug is hinged to the housing, and the two-phase plug is hinged to the housing. It is small, light, and takes up little space. The output adopts USB standard interface, which integrates two-phase plug and car plug, and has a wide range of applications and is easy to use.

Description

Dual-purpose charger for home and car

technical field

The utility model relates to the technical field of electrical sockets, in particular to a dual-purpose charger for home and car.

Background technique

Electric sockets have various forms, different structures, and different functions. For example, a double-hole power socket with a patent publication number of CN101728690A has two power sockets on the base plate, and a pair of movable cover plates that can be opened and closed elastically on the base plate A fixed cover is arranged between the two movable covers, and a pit for plug insertion is arranged on the surface at the junction of the movable cover and the fixed cover corresponding to the power jack. For example, a vehicle charger whose patent announcement number is CN201639340U includes a housing, a circuit board, a positive elastic head and a negative buckle exposed to the plug housing, and a charging interface installed on the interface housing. The charging circuit board is a multilayer PCB. The multi-layer PCB board is set in the plug shell, the interface shell is provided with a pull ring, the pull ring is hinged with the interface shell, the housing is provided with a storage slot for placing the pull ring, the charging interface adopts a USB standard interface, the interface, The indicator lights and positive and negative parts are directly soldered on the PCB. Another example is the patent publication number CN101442145A, a kind of vehicle bluetooth multifunctional charger, which includes a power connector and a mobile phone charging interface. The charger has an outer seat for placing a mobile phone. The outer seat has a mobile phone charging interface slot. The charging interface part can be freely disassembled and installed in the slot, and the power supply connector and the outer seat can supply power to the charging interface part of the mobile phone after they are mutually rotatably connected. Another example is a car USB charger whose patent announcement number is CN201294298, including a housing and a circuit board installed in the housing, the circuit board is provided with a USB interface, the housing is provided with a USB interface window, electrodes connected to the circuit board and the housing The body is provided with cooling holes, which can dissipate the heat generated during its work in time.

Contents of the invention

The purpose of the utility model is to solve the problem that the charger can be charged by both the vehicle power supply and the household power supply, and provide a dual-purpose charger for home and car with a two-phase plug, a vehicle plug, and a USB charging interface.

The above-mentioned technical problems of the utility model are mainly solved by the following technical solutions: a dual-purpose charger for home and car, including a housing with accommodating space, and a charging circuit board arranged in the housing, which is characterized in that The housing is in the shape of a cuboid, and a vehicle plug is provided on one end surface of the thickness part of the housing, a two-phase plug is provided on the other end surface adjacent to the vehicle plug and located at the thickness part of the cuboid, and a two-phase plug is provided on the end surface opposite to the two-phase plug. There is a USB interface, the vehicle plug is hinged with the shell, and the two-phase plug is hinged with the shell. The housing is designed in a rectangular shape with a compact structure, suitable for holding and carrying by hand. The two-phase plug is used as a civilian power supply. The vehicle plug is matched with the vehicle power supply. space. The USB interface at one end is convenient to use as the interface of small electrical products such as mobile phones. In the design of the housing, the entire volume of the vehicle plug and the two-phase plug are embedded in it to form a whole.

As a preference, the housing is provided with a groove at the position where the vehicle plug is provided, and one end of the vehicle plug is hinged to one end of the groove, and the housing is provided with a seat groove at the position where the two-phase plug is provided, and the two-phase plug One end is hinged with one end of the seat groove. The vehicle plug is generally cylindrical, and the two poles are located on the wall of the cylinder. The cross section of the groove on the shell is a semicircle or a "U" shape. Plate seal.

Preferably, the vehicle-mounted plug is provided with a 90-degree limit block. The car plug is at a 90-degree angle from the stowed position to the working position to ensure the best bearing force when the plug is inserted.

Preferably, the two-phase plug is provided with a 90-degree limit block. The two-phase plug is consistent with the length direction of the housing cuboid when unfolded, and just flush with one end face of the housing cuboid when retracted.

As a preference, a narrow groove is provided at the bottom of the groove matched with the vehicle plug, the width of the narrow groove is greater than the width of the contact piece on the vehicle plug, and the depth of the narrow groove is greater than the thickness of the contact piece on the vehicle plug. The narrow slot is used as an accommodating space for one of the pole legs when the car plug is put away.

As a preference, the said seat groove matched with the two-phase plug is provided with a draw-in slot matched with the pin on the two-phase plug, the draw-in slot is provided with two parallel places, and the width of a single draw-in slot matches a single pin, and the draw-in slot A semicircular arc-shaped groove for fingers is provided at one end, and the depth of the arc-shaped groove for the fingers is less than or equal to the depth of the card groove. The upper end of the card slot is closed along the pin direction, and the closed area is sealed with the end plate at the hinged end of the vehicle plug as the same end plate. The arc-shaped groove of the finger is a semicircle, which is suitable for inserting a fingertip of a person.

As a preference, electrical data marks are marked on the panel of the housing at the positions where the two-phase plug, the vehicle plug, and the USB interface are provided. Basic values such as voltage and current are marked in multiple languages.

Preferably, arc corners are provided at the corners between the faces of the cuboid of the casing. The arc corners and corners feel good and beautiful.

The effective effect of the utility model is: the device is small and light, takes up little space, has a humanized design, is safe and beautiful, uses a USB standard interface for output, integrates a two-phase plug and a vehicle plug, has a wide application range, and is easy to use.

Description of drawings

Fig. 1 is a kind of structural representation of the utility model.

Fig. 2 is a schematic structural diagram of the plug in Fig. 1 of the utility model in a retracted state.

Fig. 3 is a structural schematic diagram of another viewing angle of Fig. 2 of the present utility model.

In the figure: 1. Shell, 2. Two-phase plug, 3. Car plug, 4. USB interface.

Detailed ways

The technical solutions of the present utility model will be further specifically described below through the embodiments and in conjunction with the accompanying drawings.

Referring to Fig. 1 and Fig. 2, a kind of dual-purpose charger for home and car in the present embodiment is provided with a housing 1 whose interior is an accommodating space, and a charging circuit board is housed in the housing. The two end faces of the thickness part are respectively provided with a vehicle plug 3 and a two-phase plug 2, and a USB interface 4 is provided on the end faces of the two-phase plug 2), as shown in FIG. 3 .

The housing 1 is provided with a cross-section "U"-shaped groove on the end face of the vehicle-mounted plug 3, the vehicle-mounted plug 3 is cylindrical, one end of the vehicle-mounted plug 3 is hinged to one end of the groove, and one end of the groove at the hinge point is set There is an end plate seal and a 90-degree limit block. There is a narrow groove in the middle of the bottom of the groove. The width of the narrow groove is greater than the width of the contact piece on the vehicle plug 3, and the depth of the narrow groove is greater than the protruding plug of the contact piece on the vehicle plug 3. The thickness of the cylinder.

The vehicle-mounted plug 3 is hinged with the housing, and the two-phase plug 2 is hinged with the housing. The housing 1 is provided with a seat groove at the position where the two-phase plug 2 is provided. The two-phase plug 2 is rectangular, and one end of the two-phase plug 2 is connected to the seat groove. One end is hinged. There is a card slot in the seat groove that matches the pins on the two-phase plug 2. The cross section of the card slot is "U" shaped. A semicircular arc-shaped groove for fingers is provided at one end, and the depth of the arc-shaped groove for the fingers is equal to the depth of the card groove.

In order to make the product safe and beautiful, the corners between each surface of the cuboid of the housing 1 are designed as arc angles, and the housing 1 is provided with a two-phase plug 2, a vehicle plug 3, and a USB interface 4 on the panel Marked with electrical data identification.

If the two-phase plug 2 is used, the two-phase plug 2 is opened, and the vehicle plug 3 is put away, and vice versa.

The above-mentioned embodiment is an illustration of the utility model, not a limitation of the utility model, and any structure after a simple transformation of the utility model belongs to the protection scope of the utility model.

Claims (8)

1. A dual-purpose charger for home and car, including a housing (1) with accommodating space, and a charging circuit board arranged in the housing, characterized in that the housing (1) is in the shape of a cuboid, and the housing ( 1) A vehicle plug (3) is provided on one end surface of the thickness part of the cuboid, and a two-phase plug (2) is provided on the other end surface adjacent to the vehicle plug (3) and located at the thickness part of the cuboid. ) is provided with a USB interface (4) on the opposite end surface, the vehicle plug (3) is hinged to the housing, and the two-phase plug (2) is hinged to the housing. 2. The dual-purpose charger for home and car according to claim 1, characterized in that the housing (1) is provided with a groove at the part where the vehicle plug (3) is provided, and one end of the vehicle plug (3) is connected to the One end of the groove is hinged, and the housing (1) is provided with a seat groove at the position where the two-phase plug (2) is provided, and one end of the two-phase plug (2) is hinged to one end of the seat groove. 3. The dual-purpose charger for home and car according to claim 1 or 2, characterized in that the vehicle plug (3) is provided with a 90-degree limit block. 4. The dual-purpose charger for home and car according to claim 1 or 2, characterized in that the two-phase plug (2) is provided with a 90-degree limit block. 5. The dual-purpose charger for home and car according to claim 2, characterized in that there is a narrow groove at the bottom of the groove matched with the vehicle plug (3), and the width of the narrow groove is larger than that of the contact on the vehicle plug (3). The width of the sheet, the depth of the narrow groove is greater than the thickness of the contact sheet on the vehicle plug (3). 6. The dual-purpose charger for home and car according to claim 1 or 2, characterized in that the seat groove matching with the two-phase plug (2) is provided with a socket for matching with the pins on the two-phase plug (2). Card slot, the card slot is provided with two parallel places, the width of a single card slot is matched with a single pin, one end of the card slot is provided with a semicircular finger arc slot, and the depth of the finger arc slot is less than or equal to the depth of the card slot. 7. The dual-purpose charger for home and car according to claim 1 or 2, characterized in that the panel of the housing (1) is provided with a two-phase plug (2), a vehicle plug (3), and a USB interface The part of (4) is marked with electrical data identification. 8. The dual-purpose charger for home and car according to claim 1 or 2, characterized in that the housing (1) has arc corners at the corners between each surface of the cuboid.

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