CN203103999U

CN203103999U - Vehicle-mounted charger

Info

Publication number: CN203103999U
Application number: CN 201220719541
Authority: CN
Inventors: 郭建华
Original assignee: HUALIANDIAN ELECTRONIC (SHENZHEN) CO Ltd
Current assignee: HUALIANDIAN ELECTRONIC (SHENZHEN) CO Ltd
Priority date: 2012-12-24
Filing date: 2012-12-24
Publication date: 2013-07-31
Anticipated expiration: 2022-12-24

Abstract

The utility model relates to a vehicle-mounted charger. The vehicle-mounted charger comprises a main body cover and a rear cover, wherein the main body cover is an inner cavity structure composed of an upper cover and a lower cover; a corresponding side groove is formed in the junction of the two sides of each of the upper cover and the lower cover; a PCBA (printed circuit board assembly) board, a light-emitting component and a light-guiding component are sequentially arranged in the main body cover; the rear cover is covered at one end of the main body cover; a USB (universal serial bus) installation hole is formed in the rear cover; an elastic positive pole and an elastic negative pole are welded on the PCBA board; the elastic positive pole is exposed at the other end of the main body cover; and the elastic negative pole projects out of the surface of the main body cover from the side groove. The vehicle-mounted charger disclosed by the utility model has the advantages of being small, portable, small in occupied space, without influence on a gearshift operation, greatly improved in the applicable performance by adopting a USB standard interface for output, firm and reliable in component connection, and not easy to loosen the components.

Description

Onboard charger

Technical field

The utility model relates to charger field, especially a kind of onboard charger.

Background technology

Along with the progress of society and the continuous development of electronic technology, electronic products such as mobile multimedia equipment such as mobile phone, digital camera, MP3, PDA, just gradually become an indispensable part in most of people's lives, these mobile multimedia equipment all are equipped with charger, and these chargers all need to be plugged on and charge on the commercial power socket, therefore having limited the place of charging, charges in the place that can only carry several reserve batteries when causing the user of mobile multimedia equipment to go out or travel more or search out the civil power of can pegging graft again.

The onboard charger of Chu Xianing was the imported charger of a kind of direct current in recent years, its charging plug is designed to the cigarette lighter plug structure, onboard charger is inserted on the automobile cigarette lighter socket directly is connected with the used battery of automobile and obtains electric power, make mobile multimedia equipment can utilize automobile power source to charge, increased the charging place of mobile multimedia equipment.But the profile of existing onboard charger is bigger, because be installed in the pcb board of the many single-surface single-layers of circuit board in the housing, the charging inlet end housing that is exposed at the cigar lighter outside is made bigger grip part shape, make charger occupy bigger space, can stop gear shift operation like this, bring security hidden trouble.

The utility model content

In view of above-mentioned condition, be necessary to provide a kind of light and handy practicality, little onboard charger takes up space.

A kind of onboard charger, include body cover and bonnet, the inner-cavity structure that described body cover is made up of loam cake, lower cover, its loam cake, lower cover dual-side junction are provided with corresponding limit groove, be provided with PCBA plate, light-emitting component and light-guide device in the described body cover successively, described bonnet is covered on body cover one end, cover and be provided with the USB installing hole thereafter, be welded with the anodal and elasticity negative pole of elasticity on the described PCBA plate, described anodal elastic head exposes to the other end of body cover, and described elasticity negative pole protrudes out the body cover surface from the limit groove.

Described elasticity positive pole includes power spring, and this power spring is welded on the PCBA plate.

Described elasticity negative pole includes bonding pad, and these bonding pad two ends are extended with the flexure strip of two symmetries.

Described bonding pad is welded on the PCBA plate.

Described light-guide device is a toroidal, and this is that light-guide device two surfaces all are provided with groove.

Also be welded with light-emitting component on the described PCBA plate.

Described light-emitting component is a toroidal, and this light-emitting component one surface is provided with projection.

Described projection can be sticked on the groove of light-guide device, and light-emitting component is engaged with light-guide device.

Be welded with the USB output port on the described PCBA plate, this USB output port is corresponding with bonnet USB installing hole.

Described bonnet is provided with projection, and bonnet engages with groove on the light-guide device by projection, and bonnet and light-guide device are fastened.

Originally novel beneficial effect is, adopts this technical scheme, has small and exquisite, light, the space that occupies is little, can not influence gear-change operation, and the USB standard interface is adopted in output, greatly improved its applicable performance, and the firm and reliable connection of part, the advantage that is difficult for getting loose had.

Description of drawings

Fig. 1 is the utility model onboard charger overall structure schematic diagram;

Fig. 2 is the utility model onboard charger blast structural representation;

Fig. 3 is PCBA lamp plate in the utility model onboard charger, leaded light circle and rear cover structure schematic diagram;

Fig. 4 is a negative pole buckle structure schematic diagram in the utility model onboard charger;

Fig. 5 is the utility model onboard charger loam cake and lower cover structural representation.

Wherein: 10, body cover; 12, loam cake; 122, limit groove; 13, bonnet; 132, USB installing hole; 134, projection; 14, lower cover; 124, inner chamber;

21, elasticity positive pole; 212, spring; 22, elasticity negative pole; 221, flexure strip; 223, bonding pad;

30, PCBA plate;

40, light-emitting component; 42, projection;

50, light-guide device; 52, groove;

60, USB output port.

Embodiment

Below in conjunction with drawings and Examples the utility model onboard charger is described in further detail.

See also Fig. 1 to shown in Figure 5, a kind of onboard charger, include body cover 10 and bonnet 13, body cover 10 is by loam cake 12, lower cover 14 compositions have the structure of inner chamber 124, its loam cake 12, lower cover 14 dual-side junctions are provided with corresponding limit groove 122, be provided with PCBA plate 30 successively in the described body cover 10, light-emitting component 40 and light-guide device 50, bonnet 13 is covered on body cover 10 1 ends, its bonnet 13 is provided with USB installing hole 132, be welded with elasticity anodal 21 and elasticity negative pole 22 on the described PCBA plate 30, elasticity positive pole 21 exposes to the other end of body cover 10, described elasticity negative pole 22 protrudes out body cover 10 surfaces from limit groove 122, elasticity positive pole 21 includes power spring 212, and this power spring 212 is welded on the PCBA plate 30; Described elasticity negative pole 22 includes bonding pad 223, and these bonding pad 223 two ends are extended with the flexure strip 221 of two symmetries; Bonding pad 223 is welded on the PCBA plate 30; Light-guide device 50 is a toroidal, 50 liang of surfaces of this light-guide device all are provided with groove 52, also be welded with light-emitting component 40 on the described PCBA plate 30, described light-emitting component 40 is a toroidal, these light-emitting component 40 1 surfaces are provided with projection 42, projection 42 can be sticked on the groove 52 of light-guide device 50, light-emitting component 40 is engaged with light-guide device 50, be welded with USB output port 60 on the PCBA plate 30, this USB output port 60 is corresponding with the USB installing hole 132 of bonnet 13, bonnet 13 is provided with projection 42, and bonnet 13 engage with groove 52 on the light-guide device 50 by projection 42, makes bonnet 13 and light-guide device 50 fastenings.

When using this novel onboard charger, the plug of charger is inserted in the cigarette lighter socket of automobile, charger is connected with automobile batteries, this moment, light-emitting component 40 was shinny, the 12V power supply that automobile is supplied with is converted to the 5V power supply that each electronic product often needs by charging circuit, and USB output port 60 1 terminations go into to need the charging inlet of the electronic product of charging that it is charged.After charging is finished, make the plug of charger break away from cigarette lighter socket, charger is taken out put well then.

The above, it only is preferred embodiment of the present utility model, be not that the utility model is done any pro forma restriction, though the utility model discloses as above with preferred embodiment, yet be not in order to limit the utility model, any those skilled in the art, in not breaking away from the technical solutions of the utility model scope, when the technology contents that can utilize above-mentioned announcement is made a little change or is modified to the equivalent embodiment of equivalent variations, in every case be not break away from the technical solutions of the utility model content, according to technical spirit of the present utility model to any simple modification that above embodiment did, equivalent variations and modification all still belong in the scope of technical solutions of the utility model.

Claims

1. onboard charger, include body cover and bonnet, it is characterized in that: described body cover is made of the structure with inner chamber loam cake, lower cover, its loam cake, lower cover dual-side junction are provided with corresponding limit groove, be provided with PCBA plate, light-emitting component and light-guide device in the described body cover successively, described bonnet is covered on body cover one end, cover and be provided with the USB installing hole thereafter, be welded with the anodal and elasticity negative pole of elasticity on the described PCBA plate, described anodal elastic head exposes to the other end of body cover, and described elasticity negative pole protrudes out the body cover surface from the limit groove.

2. onboard charger as claimed in claim 1 is characterized in that: described elasticity positive pole includes power spring, and this power spring is welded on the PCBA plate.

3. onboard charger as claimed in claim 1 is characterized in that: described elasticity negative pole includes bonding pad, and these bonding pad two ends are extended with the flexure strip of two symmetries.

4. onboard charger as claimed in claim 3 is characterized in that: described bonding pad is welded on the PCBA plate.

5. onboard charger as claimed in claim 1 is characterized in that: described light-guide device is a toroidal, and this is that light-guide device two surfaces all are provided with groove.

6. onboard charger as claimed in claim 1 is characterized in that: also be welded with light-emitting component on the described PCBA plate.

7. onboard charger as claimed in claim 6 is characterized in that: described light-emitting component is a toroidal, and this light-emitting component one surface is provided with projection.

8. onboard charger as claimed in claim 7 is characterized in that: described projection can be sticked on the groove of light-guide device, and light-emitting component is engaged with light-guide device.

9. onboard charger as claimed in claim 1 is characterized in that: be welded with the USB output port on the described PCBA plate, this USB output port is corresponding with bonnet USB installing hole.

10. onboard charger as claimed in claim 1 is characterized in that: described bonnet is provided with projection, and bonnet engages with groove on the light-guide device by projection, and bonnet and light-guide device are fastened.