CN209267225U - It is a kind of for automobile mounted USB power source conversion equipment - Google Patents

Abstract

It is a kind of for automobile mounted USB power source conversion equipment, with square casing, steady voltage regulator circuit, plug wire storehouse, door, permanent magnet, steady voltage regulator circuit, USB plug, USB socket, coaxial tubular formula power outlet welding connects on circuit boards and through conducting wire, the front end of shell has a square groove as plug wire storehouse, it is integrally formed and links together between left and right two under lower end of door or so two and the front end of shell, wherein a permanent magnet rear portion is mounted on middle part on the front end of square groove, the front of another permanent magnet is mounted on upper middle part on the inside of the upper end of door, USB charging plug wire, plug-in type charging cable is located in plug wire storehouse.The utility model is compact-sized, interior 12V battery, 24V battery can be used, output end voltage can be adjusted as needed, the rechargeable battery charging for adapting to the portable electronic product, small-sized electric tool, electronic toy of different voltages needs, and can facilitate and realize charging cable storage, it brings convenience to users.

Description

It is a kind of for automobile mounted USB power source conversion equipment

Technical field

It is especially a kind of for automobile mounted USB power source conversion equipment the utility model relates to automotive applications apparatus field.

Background technique

With the development of electronics technology, more and more portable electronic products have come into people's lives, such as mobile phone, Electronics bracelet, tablet computer, digital camera, Portable blood pressure monitor etc. further include the application such as electric shaver, electronic toy Also more and more.Either portable electronic product, small-sized electric tool, electronic toy etc. are powered, in order to carry the side used Just property, typically using rechargeable battery powered, the voltage of power supply generally has 1.5V, 3V, 5V, 6V etc..With people's life Progress, private car also more and more enter people's lives, and automobile is in order to guarantee that people use electronic product on vehicle Or charging, it is generally all mounted with USB socket in the car, such people are when driving vehicle or ride-on vehicles, portable electronic It, can the production of normal use portable electronic after the mating charger insertion USB socket such as product or small-sized electric tool, electronic toy Product, small-sized electric tool, electronic toy and for portable electronic product, small-sized electric tool, electronic toy rechargeable battery Charging.

The matched USB socket of existing vehicle only has the function of exporting battery 12V or 24V power supply on automobile, Wu Fazhi Be connected in portable electronic product, small-sized electric tool, electronic toy rechargeable battery plug in, and portable electronic product, The matching chargers such as small-sized electric tool, electronic toy output voltage is different, such as mobile phone and tablet computer rechargeable battery electricity Pressure usually 4.2V, electric shaver charged battery voltage are usually 1.5V and 3V etc., Portable blood pressure monitor charged battery voltage Usually 3V etc., therefore the needs such as the portable electronic product of different voltages rechargeable battery, small-sized electric tool, electronic toy are matched The charger of standby different output voltages, in this way, if user is outgoing to need to carry multiple portable electronic products, small-sized electric When tool, electronic toy etc. use (for example long-distance travel carries mobile phone, tablet computer, electric shaver, digital camera, electricity Sub- toy etc.), energy normal use just needs to carry the charger of different output voltages when in order to guarantee no electricity, and carrying is excessively filled Electric appliance can make troubles to user.

Based on above-mentioned, one kind is provided and is able to achieve different output voltages, an equipment, which can facilitate, realizes all kinds of portable electrics The rechargeable battery of sub- product, small-sized electric tool, electronic toy etc., which charges, to be used, and also facilitates the various different shape chargings of insertion The power supply on vehicle conversion equipment of socket seems particularly necessary.

Utility model content

In order to which the charger for overcoming existing portable electronic product, small-sized electric tool, electronic toy etc. to use can not be real It is existing general, it can not start building on vehicle for other different voltages, the portable electronic product of different shape power outlets, small electrical The rechargeable batteries such as tool, electronic toy carry out charging there are the drawbacks of, the utility model, which provides, can facilitate the interior USB power source of insertion Accessory power outlet can adjust output end voltage as needed, adapt to suitable for the power supply of interior various different voltages battery outputs The rechargeable battery charging of the portable electronic product, small-sized electric tool, electronic toy of different voltages needs, and has different shapes Attaching plug can facilitate and be inserted into the charging socket of all kinds of portable electronic products, small-sized electric tool, electronic toy, and energy Facilitate and realize that charging cable storage, structure are more compact, what is thus brought convenience to users is a kind of for automobile mounted USB Power supply change-over device.

The utility model technical solution used by its technical problem of determining is:

It is a kind of for automobile mounted USB power source conversion equipment, including USB plug, USB socket, coaxial tubular formula power supply Socket, USB charging plug wire, plug-in type charging cable, it is characterised in that also there is square casing, steady voltage regulator circuit, plug wire storehouse, storehouse Door, permanent magnet, on circuit boards, USB plug is welded in the middle part of the left end of circuit board for steady voltage regulator circuit installation, USB socket, Coaxial tubular formula power outlet is welded in the middle part of the right end of circuit board and front, in the middle part of the left end of shell and right end middle part, right end Respectively there is a square opening in front, USB plug left end, USB socket, coaxial tubular formula power outlet right end be located at shell Left end in the middle part of and right end in the middle part of, on the outside of the square opening of right end front, there is a square groove in the front end of shell as plug wire storehouse, It is integrally formed and links together between left and right two under lower end of door or so two and the front end of shell, door lower end can be along two A tie point moves forward and backward, wherein a permanent magnet rear portion is mounted on middle part, another permanent magnetic on the front end of square groove The front of iron is mounted on upper middle part on the inside of the upper end of door, and USB charging plug wire, plug-in type charging cable are located in plug wire storehouse, pressure stabilizing Two terminals at the power input both ends and USB plug that adjust circuit are separately connected through circuit board wiring, steady voltage regulator circuit Power supply output both ends and two terminals of USB socket, coaxial tubular formula power outlet be separately connected through circuit board wiring.

The square casing is plastic material.

The steady voltage regulator circuit includes ceramic disc capacitor, the integrated adjustable voltage stabilizer in three ends, adjustable resistance and resistance, is passed through therebetween Circuit board wiring connection, it is LM317 that three ends, which integrate adjustable voltage stabilizer model, and three ends integrate adjustable voltage stabilizer cathode power supply input terminal It is connected with first ceramic disc capacitor one end, three ends integrate adjustable voltage stabilizer output end and resistance one end, second ceramic disc capacitor one End connection, three ends integrate adjustable voltage stabilizer negative power supply input terminal and connect with adjustable resistance one end, the resistance other end, first porcelain The chip capacitor other end is connected with the adjustable resistance other end, second ceramic disc capacitor other end.

The upper center of the square casing has an aperture, and the regulation handle of steady voltage regulator circuit adjustable resistance, which is located at, to be opened On the outside of the upper end of hole, voltage digital, each number and three ends are labeled with around the square casing upper center aperture of ring regulation handle The output voltage of integrated adjustable voltage stabilizer is consistent.

Plug wire storehouse width and height are consistent with door width and height.

The wherein permanent magnet front pole S is located at rear side towards outside, the rear portion pole N of another permanent magnet.

The utility model beneficial effect is: the plug-in type charging cable of the utility model uses existing small-sized electric tool and electronic object for appreciation Have the charging cable used, two coaxial pole formula plug not of uniform size, two coaxial tubular formula plug energy not of uniform size Facilitate in the charging sockets such as small-sized electric tool, the electronic toy for being inserted into different shapes and aperture.USB charges plug wire using existing The widely used charging cable of the portable electronic products such as mobile phone, electronics bracelet can facilitate insertion mobile phone, electronic hand in use Ring, tablet computer USB charging socket in.The utility model is in use, the equipment charge socket shape to charge as needed chooses Plug-in type charging cable or USB charging plug wire insert plug-in type charging cable or USB charging plug wire one end insertion coaxial tubular formula power supply In seat or USB socket, then USB socket on USB plug insertion vehicle, the adjustable electric for being located at square casing upper center It hinders at output voltage number needed for regulation handle is aligned, then the other end of plug-in type charging cable or USB charging plug wire is inserted into It can charge in the charging socket of electrical equipment for the rechargeable battery of electrical equipment.The utility model structure is more compact, is suitable for vehicle The power supply of interior various different voltages battery outputs, interior 12V battery, 24V battery can be used, can adjust as needed Output end voltage, the rechargeable battery charging for adapting to the portable electronic product, small-sized electric tool, electronic toy of different voltages need It wants, the attaching plug with different shapes can facilitate insertion all kinds of portable electronic products, small-sized electric tool, electronic toy In charging socket, and it can facilitate and realize charging cable storage, thus bring convenience to users.Based on above-mentioned, the utility model has Good application prospect.

Detailed description of the invention

The utility model is described further below in conjunction with drawings and examples.

Fig. 1 is the overall structure diagram of the utility model.

Fig. 2 is the circuit diagram of the utility model.

Specific embodiment

It is a kind of for automobile mounted USB power source conversion equipment shown in Fig. 1 including USB plug 1, USB socket 2, same There are four attaching plugs with coaxial pole formula plug other end tool for axis tubular type power outlet 3, USB charging plug wire 4, one end Plug-in type charging cable 5, the plug-in type charging cable other end has there are two coaxial pole formula plug 5-1, also there are two coaxial tubulars for tool Formula plug 5-2, two coaxial pole formula plug 5-1 outer diameters of plug-in type charging cable are of different sizes, two coaxial tubular formula plug 5-2 Outer diameter is of different sizes, two electricity of two coaxial tubular formula plug 5-2 of plug-in type charging cable, two coaxial pole formula plug 5-1 Source terminals are connected in parallel respectively, and divide with two supply terminals of coaxial pole formula plug of 5 one end of plug-in type charging cable It is not connected through conducting wire, also there is square casing 6, steady voltage regulator circuit 7, plug wire storehouse 8, door 9, permanent magnet 10-1 and 10-2, On circuit boards, USB plug 1 is welded in the middle part of the left end of circuit board, USB socket 2, coaxial tubular for the steady installation of voltage regulator circuit 7 Formula power outlet 3 is welded in the middle part of the right end of circuit board and front, and in the middle part of the left end of shell 6 and right end middle part, right end front are each Have a square opening, 1 left front end of USB plug, USB socket 2, coaxial tubular formula power outlet 3 right end be located at shell 6 Left end in the middle part of and right end in the middle part of, on the outside of the square opening of right end front, the front end of shell 6 has a square groove as plug wire storehouse 8, it is integrally formed to link together between left and right two under the front end of lower end of door 9 or so two and shell 6 and (is connected with two " ∟ " shape tablet 9-1), 9 lower end of door can be moved forward and backward along two tie points, wherein the rear portion a permanent magnet 10-1 glue It is bonded in middle part on the front end of square groove 8, the front glue sticking of another permanent magnet 10-2 is on the inside of the upper end of door 9 Upper middle part, USB charging plug wire 4, plug-in type charging cable 5 are located in plug wire storehouse 8, the power input both ends of steady voltage regulator circuit 7 with Two terminals of USB plug 1 are separately connected through circuit board wiring, the power supply output both ends of steady voltage regulator circuit 7 and USB socket 2, two terminals of coaxial tubular formula power outlet 3 are routed connection through circuit board respectively.Square casing 6 is plastic material.Side The upper center of shape shell 6 has an aperture, and the regulation handle 7-1 of steady voltage regulator circuit adjustable resistance is located at outside aperture upper end Side, the voltage digital being labeled with around the square casing upper center aperture of ring regulation handle 7-1 between 0-24V, each number It is consistent that 2 foot output voltages of adjustable voltage stabilizer are integrated with three ends.8 width of plug wire storehouse and height are consistent with 8 width of door and height. Wherein the front the permanent magnet 10-1 pole S is located at rear side towards outside, the rear portion pole N of another permanent magnet 10-2.

Shown in Fig. 1, what the plug-in type charging cable 5 of the utility model was used using existing small-sized electric tool and electronic toy etc. Charging cable, two coaxial pole formula plug 5-1 not of uniform size, two energy sides coaxial tubular formula plug 5-2 not of uniform size Just it is inserted into the charging sockets such as small-sized electric tool, the electronic toy of different shapes and aperture.USB charges plug wire 4 using existing The widely used charging cable of the portable electronic products such as mobile phone, electronics bracelet can facilitate insertion mobile phone, electronic hand in use Ring, tablet computer USB charging socket in.Around being placed on together when USB the charging plug wire 4, plug-in type charging cable 5 of the utility model are flat In plug wire storehouse 8, after door 9 is closed, due to the actuation effect of wherein a permanent magnet 10-1 and another permanent magnet 10-2, Door 9 can be prevented without automatically opening under external force facing forward, receive USB charging plug wire 4, plug-in type charging cable 5 when plug wire storehouse 8 is flat Na Qinei, it is therefore prevented that the non-admission mechanism of charging cable is placed on loss caused by car, and gives interior bring in disorder feeling.This is new Type is in use, the equipment charge socket shape to charge as needed chooses plug-in type charging cable 5 or USB charging plug wire 4, slotting It connects in formula charging cable 5 or the insertion coaxial tubular formula power outlet 3 of USB charging 4 one end of plug wire or (electrical equipment is inserted in USB socket 2 When seat is coaxial tubular formula power outlet, the left end coaxial pole formula plug of plug-in type charging cable 5 is just inserted into the same of the utility model In axis tubular type power outlet 3, then the right end of plug-in type charging cable 5 two coaxial pole formula plug 5-1, two coaxitrons One in shape formula plug 5-2 selects one of insertion to use according to the coaxial tubular formula power outlet difference shape of electrical equipment It can in the coaxial tubular formula power outlet of electric equipment；Electrical equipment socket is USB socket, just a left side for USB charging plug wire 4 End USB plug is inserted into the USB socket 2 of the utility model, the USB charging socket of the right end insertion electrical equipment of USB charging plug wire 4 It is interior), USB plug 1 is then inserted into USB socket on vehicle, the adjustable resistance regulation handle for being located at 6 upper center of square casing At output voltage number needed for 7-1 is aligned, then the other end insertion electricity consumption of plug-in type charging cable 5 or USB charging plug wire 4 is set In the charging socket of standby (including all kinds of portable electronic products, small-sized electric tool, electronic toy etc.), the USB of the utility model is inserted USB socket in first 1 insertion automobile, on vehicle 12V the or 24V power supply of battery output through USB socket, the utility model USB plug 1 into Behind the power input both ends for entering steady voltage regulator circuit 7, the power output end of steady voltage regulator circuit 7 can export the electricity consumption of burning voltage Charge power supply needed for equipment through USB socket 2 or coaxial tubular formula power outlet 3, USB charging plug wire 4 or plug-in type charging cable 5 into Enter the rechargeable battery of electrical equipment, so that the rechargeable battery for electrical equipment charges.

Shown in Fig. 2, steady voltage regulator circuit includes ceramic disc capacitor C1 and C2, three ends integrated adjustable voltage stabilizer U, adjustable resistance RP and resistance R, connects through circuit board wiring therebetween, and it is LM317 that three ends, which integrate U-shaped number of adjustable voltage stabilizer, and three ends integrate adjustable steady 3 foot of depressor U cathode power supply input terminal and first one end ceramic disc capacitor C1 connection, three ends integrate 2 foot of adjustable voltage stabilizer U output end It is connected with the one end resistance R, second one end ceramic disc capacitor C2, three ends integrate 1 foot of adjustable voltage stabilizer U negative power supply input terminal and can Adjust the one end resistance RP, the connection of the resistance R other end, first ceramic disc capacitor C1 other end and the adjustable resistance RP other end, second The connection of the ceramic disc capacitor C2 other end.Three end of power input both ends of steady voltage regulator circuit integrates 3 feet, adjustable of adjustable voltage stabilizer U Two terminals of the resistance RP other end and USB plug USBT are separately connected through circuit board wiring, the power supply of steady voltage regulator circuit It exports three end of both ends and integrates 2 feet, the ceramic disc capacitor C2 other end and the USB socket USBZ1 of adjustable voltage stabilizer U, coaxial tubular formula electricity Two terminals of supply socket CZ are separately connected through circuit board wiring.

Shown in Fig. 2, in the USB plug USBT insertion automobile of the utility model in USB socket USBZ2, battery G is exported on vehicle 12V or 24V power supply through USB socket USBZ2, the utility model USB plug USBT enter steady voltage regulator circuit power input two After holding three ends to integrate 3 feet of adjustable voltage stabilizer U, the adjustable resistance RP other end, three ends integrate adjustable voltage stabilizer U circuit inside it And under its peripheral cell ceramic disc capacitor C1, C2 (filter action) and resistance R collective effect, by the tune for adjusting adjustable resistance RP It saves handle and changes the resistance value of adjustable resistance RP, and then the electricity that three ends integrate 2 foot of the output end output of adjustable voltage stabilizer U can be changed Press size, voltage can convert that (automobile storage battery G exports when being 12V voltage in 1.25-9V between 1.25-9V or 1.25-21V Between, voltage is between 1.25-21V when automobile storage battery G output is 24V), the knob (regulation handle) of adjustable resistance RP is to the left The voltage that resistance value becomes smaller into 2 foot of negative power supply input terminal of the integrated adjustable voltage stabilizer U in three ends when adjusting becomes larger, in this way, Under resistance R collective effect, the voltage that three ends integrate 2 foot of the output end output of adjustable voltage stabilizer U becomes smaller, the knob of adjustable resistance RP The voltage that resistance value becomes larger into 2 foot of negative power supply input terminal of the integrated adjustable voltage stabilizer U in three ends when adjusting to the right becomes smaller, this Sample, under resistance R collective effect, the voltage that three ends integrate 2 foot of the output end output of adjustable voltage stabilizer U becomes larger；Specific adjust makes User is on the adjustable resistance RP regulation handle of square casing upper center, the square casing of alignment ring regulation handle 7-1 One of voltage digital for indicating can (such as 5V) around the middle part aperture of end.Three ends integrate the output end 2 of adjustable voltage stabilizer U Foot and the stable dc power supply (such as 5V) of ceramic disc capacitor C2 other end output enter USB socket USBZ2 and coaxial tubular formula After power outlet CZ, the equipment charge socket shape that user charges as needed chooses plug-in type charging cable or USB charging Plug wire, plug-in type charging cable or USB charging plug wire one end is inserted into coaxial tubular formula power outlet CZ or USB socket USBZ2 It is interior, then plug-in type charging cable or USB charging plug wire the other end insertion electrical equipment (including all kinds of portable electronics produce Product, small-sized electric tool, electronic toy etc.) charging socket in can for electrical equipment rechargeable battery charge.Fig. 2, tile Capacitor C1, C2 specification are 0.1 μ F, 1 μ F respectively.Adjustable resistance RP specification is 4.7K.

The advantages of basic principles and main features and the utility model of the utility model have been shown and described above, for this field skill For art personnel, it is clear that the utility model is limited to the details of above-mentioned exemplary embodiment, and in the spirit or base without departing substantially from the utility model In the case where eigen, the utility model can be realized in other specific forms.It therefore, in all respects, should all be by reality Apply example and regard exemplary as, and be non-limiting, the range of the utility model by appended claims rather than above description It limits, it is intended that including all changes that fall within the meaning and scope of the equivalent elements of the claims in the utility model. Any reference signs in the claims should not be construed as limiting the involved claims.

In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art The other embodiments being understood that.

Claims (6)

1. a kind of insert for automobile mounted USB power source conversion equipment, including USB plug, USB socket, coaxial tubular formula power supply Seat, USB charging plug wire, plug-in type charging cable, it is characterised in that also there is square casing, steady voltage regulator circuit, plug wire storehouse, storehouse Door, permanent magnet, on circuit boards, USB plug is welded in the middle part of the left end of circuit board for steady voltage regulator circuit installation, USB socket, Coaxial tubular formula power outlet is welded in the middle part of the right end of circuit board and front, in the middle part of the left end of shell and right end middle part, right end Respectively there is a square opening in front, USB plug left end, USB socket, coaxial tubular formula power outlet right end be located at shell Left end in the middle part of and right end in the middle part of, on the outside of the square opening of right end front, there is a square groove in the front end of shell as plug wire storehouse, It is integrally formed and links together between left and right two under lower end of door or so two and the front end of shell, door lower end can be along two A tie point moves forward and backward, wherein a permanent magnet rear portion is mounted on middle part, another permanent magnetic on the front end of square groove The front of iron is mounted on upper middle part on the inside of the upper end of door, and USB charging plug wire, plug-in type charging cable are located in plug wire storehouse, pressure stabilizing Two terminals at the power input both ends and USB plug that adjust circuit are separately connected through circuit board wiring, steady voltage regulator circuit Power supply output both ends and two terminals of USB socket, coaxial tubular formula power outlet be separately connected through circuit board wiring.

2. according to claim 1 a kind of for automobile mounted USB power source conversion equipment, it is characterised in that square casing It is plastic material.

3. according to claim 1 a kind of for automobile mounted USB power source conversion equipment, it is characterised in that pressure stabilizing is adjusted Circuit includes ceramic disc capacitor, the integrated adjustable voltage stabilizer in three ends, adjustable resistance and resistance, is connected therebetween through circuit board wiring, three ends Integrated adjustable voltage stabilizer model is LM317, and three ends integrate adjustable voltage stabilizer cathode power supply input terminal and first ceramic disc capacitor one End connection, three ends integrate adjustable voltage stabilizer output end and connect with resistance one end, second ceramic disc capacitor one end, and three ends integrate adjustable Voltage-stablizer negative power supply input terminal is connected with adjustable resistance one end, the resistance other end, first ceramic disc capacitor other end and adjustable The resistance other end, second ceramic disc capacitor other end connection.

4. according to claim 3 a kind of for automobile mounted USB power source conversion equipment, it is characterised in that square casing Upper center have an aperture, the regulation handle of steady voltage regulator circuit adjustable resistance is located on the outside of aperture upper end, and ring adjusts hand Voltage digital is labeled with around the square casing upper center aperture of handle, each number and three ends integrate the output of adjustable voltage stabilizer Voltage is consistent.

5. according to claim 1 a kind of for automobile mounted USB power source conversion equipment, it is characterised in that plug wire storehouse is wide Degree and height are consistent with door width and height.

6. according to claim 1 a kind of for automobile mounted USB power source conversion equipment, it is characterised in that wherein one The permanent magnet front pole S is located at rear side towards outside, the rear portion pole N of another permanent magnet.