WO2021088834A1

WO2021088834A1 - Vehicle-mounted charger capable of placing earphone case

Info

Publication number: WO2021088834A1
Application number: PCT/CN2020/126288
Authority: WO
Inventors: 苏永东
Original assignee: 新嘉数码电子(深圳)有限公司
Priority date: 2019-11-05
Filing date: 2020-11-03
Publication date: 2021-05-14
Also published as: CN211089165U

Abstract

A vehicle-mounted charger capable of placing an earphone case, comprising a housing (1); a cigarette lighter plug (2) is provided on the lower end of the housing (1), a circuit board (3) is provided in the housing (1), and a groove (5) is formed on the top of the housing (1); a charging plug (6) which can be plugged into the earphone case is provided in the groove (5); the charging plug (6) and the cigarette lighter plug (2) are respectively electrically connected to the circuit board (3); and the electric energy supplied through the cigarette lighter plug (2) is converted, by means of the circuit board (3), into the electric energy which can charge the earphone case, and is transmitted to the earphone case through the charging plug (6). In this way, the present invention can not only place an earphone case, but can also charge the earphone case.

Description

Car charger capable of placing earphone box

Technical field

The utility model relates to a vehicle-mounted charger, in particular to a vehicle-mounted charger capable of placing an earphone box.

Background technique

As people’s requirements for the portability of electronic devices increase, the application of wireless Bluetooth headsets has gradually become popular, and accessory products such as headset boxes have also emerged. The headset box is used to place Bluetooth headsets and simultaneously charge Bluetooth headsets. , But for some headset boxes that are charged by wire, they can only be charged with an external cable and charger. For example, when the headset box is charged by a car charger, the headset must be relied on the cable to charge the headset box and the car. Make the connection, and the earphone box needs to be placed in an appropriate position after the connection, resulting in inconvenient use.

Utility model content

The technical problem to be solved by the utility model is that, in view of the shortcomings of the prior art, it provides a vehicle-mounted vehicle that can not only place the earphone box, but also charge the earphone box, and fix the earphone box in one position for easy access. charger.

In order to solve the above technical problems, the present utility model adopts the following technical solutions.

A vehicle-mounted charger capable of placing an earphone box includes a housing, a cigarette lighter plug is arranged at the lower end of the housing, a circuit board is arranged in the housing, and a groove is formed on the top of the housing. The groove is provided with a charging plug that can be plugged into the earphone box, the charging plug and the cigarette lighter plug are electrically connected to the circuit board, and the cigarette lighter is powered by the circuit board. The electric energy connected by the charger plug is converted into electric energy for charging the earphone box, and is transmitted to the earphone box through the charging plug.

Preferably, a charging socket is penetrated on the housing, and the charging socket is electrically connected to the circuit board.

Preferably, a protruding portion protruding outward is formed on the side of the housing, and a cavity for accommodating the circuit board is formed on the inner side of the protruding portion.

Preferably, the charging socket is inserted through the top end of the protruding part.

Preferably, the charging socket includes one or more of a USB socket, a Mini USB socket, a Micro USB socket, a USB Type C socket, and a Lightning socket.

Preferably, a charging indicator light is provided on the circuit board, and the charging indicator light penetrates the top of the protruding part.

Preferably, the inner concave surface of the groove is a circular arc surface.

Preferably, a circular recessed portion is formed on the side of the housing facing away from the protruding portion.

In the car charger capable of placing the earphone box disclosed by the utility model, the charging interface seat of the earphone box can be aligned and plugged into the charging plug during use, thereby realizing the quick connection of the earphone box and the car charger. There is no need for external cables, which not only facilitates the use of users, but also fixes the charging box to the cigarette lighter position on the car for easy access. It is especially suitable for use in the car environment and better meets user needs and market needs.

Description of the drawings

Figure 1 is a three-dimensional view of the utility model car charger;

Figure 2 is the second three-dimensional view of the utility model car charger;

Figure 3 is a structural diagram of the car charger and earphone box;

Figure 4 is an exploded view of the utility model car charger.

Detailed ways

The following describes the utility model in more detail with reference to the drawings and embodiments.

The utility model discloses a car charger capable of placing an earphone box. As shown in FIG. 1 to FIG. 4, the car charger includes a casing 1, and a cigarette lighter plug 2 is provided at the lower end of the casing 1. 1 is provided with a circuit board 3, the top of the housing 1 is formed with a groove 5, the groove 5 is provided with a charging plug 6 that can be plugged into the earphone box 4, the charging plug 6 and the socket The cigarette lighter plug 2 is electrically connected to the circuit board 3, and the electric energy connected to the cigarette lighter plug 2 is converted into electric energy for charging the earphone box 4 through the circuit board 3, and It is transmitted to the earphone box 4 through the charging plug 6.

In the above car charger, when in use, the charging interface seat 40 of the earphone box 4 can be aligned and plugged into the charging plug 6, thereby realizing quick plugging of the earphone box 4 and the car charger without external cables. It is not only convenient for users to use, but also convenient to carry. While the car charger is charging the earphone box 4, it can also reliably fix the earphone box 4. Compared with the prior art, the present invention has a fixing function and a charging function for the earphone box 4, and is particularly suitable for The car is used in the environment, which satisfies the needs of users and the market better.

For the wired charging function of the car charger, in this embodiment, the housing 1 is provided with a charging socket 7, and the charging socket 7 is electrically connected to the circuit board 3.

In order to accommodate the circuit board, in this embodiment, a protruding portion 10 protruding outward is formed on the side of the housing 1, and an inner side of the protruding portion 10 is formed with a space for accommodating the circuit board 3. Cavity.

In order to facilitate the plug-in of cables, in this embodiment, the charging socket 7 is inserted through the top end of the protruding portion 10.

In this embodiment, the charging socket 7 includes one or more of a USB socket, a Mini USB socket, a Micro USB socket, a USB Type C socket, and a Lightning socket. However, in practical applications, it is not limited to this. According to market needs, the charging socket 7 can also be set to other types of sockets. These replacement methods are all flexible choices made under the guidance of the spirit of the present invention. It should be included in the scope of protection of the utility model.

In order to play a role in prompting the charging state, in this embodiment, a charging indicator light 8 is provided on the circuit board 3, and the charging indicator light 8 is penetrated at the top of the protruding portion 10.

As a preferred structure, the inner concave surface of the groove 5 is a circular arc surface.

In order to facilitate grasping and holding the on-board charger, in this embodiment, a circular recess 12 is formed on the side of the housing 1 facing away from the protruding portion 10.

Further, hanging ears 20 are respectively provided on both sides of the housing 1. The above-mentioned hanging ears 20 can be used to hang other small objects such as cables or keychains.

The above are only preferred embodiments of the present utility model, and are not used to limit the present utility model. Any modification, equivalent replacement or improvement made within the technical scope of the utility model shall be included in the protection of the utility model. In the range.

Industrial applicability

Claims

A car charger capable of placing earphone boxes, characterized in that it comprises a casing, a cigarette lighter plug is arranged at the lower end of the casing, a circuit board is arranged in the casing, and a recess is formed on the top of the casing. The groove is provided with a charging plug that can be plugged into the earphone box. The charging plug and the cigarette lighter plug are electrically connected to the circuit board, and the circuit board is used to connect the charging plug and the cigarette lighter plug to the circuit board. The electric energy connected by the cigarette lighter plug is converted into electric energy for charging the earphone box, and is transmitted to the earphone box through the charging plug.
The car charger capable of placing earphone boxes according to claim 1, wherein a charging socket is penetrated on the housing, and the charging socket is electrically connected to the circuit board.
The car charger capable of placing the earphone box according to claim 2, wherein the side of the housing is formed with a protruding part that protrudes outward, and the inner side of the protruding part is formed for accommodating The cavity of the circuit board.
The car charger capable of placing the earphone box according to claim 3, wherein the charging socket is penetrated at the top of the protruding part.
The car charger capable of placing a headset box according to claim 2, wherein the charging socket includes one or more of a USB socket, a Mini USB socket, a Micro USB socket, a USB Type C socket and a Lightning socket .
The car charger capable of placing the earphone box according to claim 3, wherein a charging indicator light is provided on the circuit board, and the charging indicator light penetrates the top of the protruding part.
The car charger capable of placing the earphone box according to claim 1, wherein the inner concave surface of the groove is a circular arc surface.
The car charger capable of placing the earphone box according to claim 3, wherein a circular recessed portion is formed on the side of the housing facing away from the protruding portion.
8. The car charger capable of placing earphone boxes according to claim 1, wherein the two sides of the housing are respectively provided with hanging ears.