CN216981774U

CN216981774U - Multi-interface adapter

Info

Publication number: CN216981774U
Application number: CN202122288466.4U
Authority: CN
Inventors: 毕洪宇; 杨艳云
Original assignee: Shenzhen Diwen Electronics Co ltd
Current assignee: Shenzhen Diwen Electronics Co ltd
Priority date: 2021-09-22
Filing date: 2021-09-22
Publication date: 2022-07-15
Anticipated expiration: 2031-09-22

Abstract

The utility model discloses a multi-interface adapter, which comprises a structure main body, wherein the structure main body comprises a casing, the upper end surface and the lower end surface of the casing are respectively provided with a power input interface and a power output interface, the number of the power output interfaces is at least two, the power output interfaces are arranged on the same plane in parallel, and the number of the power input interfaces is one; the two ends of the adapter are respectively provided with the power input interface and the power output interfaces, so that a plurality of intelligent devices can be charged by using the adapter at the same time, and the charging efficiency is improved; meanwhile, the circuit board is independently arranged on each power output interface, each power output interface is independent, power outputs cannot be mutually influenced, and the quality of current transmission is ensured.

Description

Multi-interface adapter

Technical Field

The utility model relates to the field of adapters, in particular to a multi-interface adapter.

Background

The adapter is an interface converter, which can be an independent hardware interface device, allows the hardware or electronic interface to be connected with other hardware or electronic interfaces, and can also be an information interface; the power adapter is an important one of the adapters, is a power supply conversion device of small portable electronic equipment and electronic appliances, generally comprises components such as a shell, a transformer, an inductor, a capacitor, a control IC (integrated circuit), a PCB (printed circuit board) and the like, and has the working principle of converting alternating current input into direct current output.

Along with the popularization of palm equipment, the quantity of intelligent devices used by people is more and more, especially, the smart phone adopts a connecting port to charge a built-in battery of the device, a power adapter is needed to be used in the charging process to convert alternating current into direct current, and then the direct current is transmitted to the battery in the intelligent device through a wire.

Disclosure of Invention

In order to overcome the defects of the prior art, the utility model provides a multi-interface adapter which can solve the problems in the background art.

The technical scheme adopted by the utility model for solving the technical problem is as follows: a multi-interface adapter comprises a structure main body, wherein the structure main body comprises a casing, the upper end surface and the lower end surface of the casing are respectively provided with at least two power input interfaces and at least two power output interfaces, the power output interfaces are arranged on the same plane in parallel, and the number of the power input interfaces is one;

The casing inside be equipped with both ends respectively with power input interface and power output interface connection's circuit unit, the circuit unit is by the polylith parallel circuit board of placing and locating electronic components on the circuit board constitutes, the circuit board with the quantity of power output interface is unanimous and the setting of lining up one by one, the circuit board passes through electric wire electric connection with power output interface one-to-one, circuit unit is still including the transformer, the transformer is located the circuit board is close to one side of power input interface, the one end of transformer pass through the electric wire with power input interface connection, the other end of transformer simultaneously with a plurality of the circuit board is connected.

Furthermore, the electronic component comprises an inductor, a capacitor and a resistor, wherein the inductor, the capacitor and the resistor are all welded on the circuit board and form a circuit through wires;

furthermore, a USB female socket is arranged at the power output interface, the USB female socket comprises a metal shell, an insulating rubber core and a connecting terminal, the metal shell, the insulating rubber core and the connecting terminal are arranged from outside to inside, the outer wall of the metal shell is fixedly connected with the power output interface, and the inward side of the connecting terminal is electrically connected with the circuit board;

Furthermore, a partition board is arranged between the circuit boards, and shielding layers are arranged on two sides of the partition board;

furthermore, an identification switch is connected between the circuit board and the power output interface, and a safety circuit breaker is arranged between the transformer and the power input interface;

furthermore, a separated protective soft rubber sleeve is arranged on the outer side of the casing.

Compared with the prior art, the utility model has the beneficial effects that: according to the multi-interface adapter, the power input interface and the power output interfaces are respectively arranged at the two ends of the adapter, so that a plurality of intelligent devices can be charged by using the adapter at the same time, and the charging efficiency is improved; meanwhile, the circuit board is independently arranged on each power output interface, each power output interface is independent, power outputs cannot be mutually influenced, and the quality of current transmission is ensured.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the present invention;

fig. 3 is a schematic diagram of a circuit unit structure according to the present invention.

Reference numbers in the figures: 1-a machine shell; 2-power input interface; 3-power output interface; 4-a circuit board; 5-a transformer; 6-USB female seat; 7-a separator; 8-a shielding layer; 9-identification switch; 10-a safety circuit breaker; 11-protective soft rubber sleeve.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

A multi-interface adapter of the present invention is described in detail below with reference to fig. 1-3: a multi-interface adapter comprises a structure main body, wherein the structure main body comprises a casing 1, the upper end surface and the lower end surface of the casing 1 are respectively provided with a power input interface 2 and a power output interface 3, the number of the power output interfaces 3 is at least two, the power output interfaces 3 are arranged on the same plane in parallel, and the number of the power input interfaces 2 is one;

the utility model discloses a power input interface 2, including casing 1, circuit unit, transformer 5, power output interface 3, circuit unit is equipped with both ends respectively with the circuit unit that power input interface 2 and power output interface 3 are connected, the circuit unit is by the polylith place side by side circuit board 4 and locate electronic components on the circuit board 4 constitutes, circuit board 4 with power output interface 3's quantity is unanimous and the one-to-one alignment sets up, circuit board 4 passes through electric wire electric connection with power output interface 3 one-to-one, the circuit unit is still including transformer 5, transformer 5 locates circuit board 4 is close to one side of power input interface 2, transformer 5's one end pass through the electric wire with power input interface 2 connects, transformer 5's the other end simultaneously with a plurality of circuit board 4 connects.

Preferably, the electronic components comprise an inductor, a capacitor and a resistor, and the inductor, the capacitor and the resistor are all welded on the circuit board 4 and form a circuit through wires;

preferably, a USB female socket 6 is arranged at the power output interface 3, the USB female socket 6 includes a metal shell, an insulating rubber core and a connection terminal, the metal shell is arranged from outside to inside, the outer wall of the metal shell is fixedly connected with the power output interface 3, and the inward side of the connection terminal is electrically connected with the circuit board 4;

preferably, a partition plate 7 is arranged between the circuit boards 4, and shielding layers 8 are arranged on two sides of the partition plate 7, so that electromagnetic interference between adjacent circuit boards 4 is avoided;

preferably, an identification switch 9 is connected between the circuit board 4 and the power output interface 3, a safety circuit breaker 10 is arranged between the transformer 5 and the power input interface 2, the identification switch 9 checks a charging protocol and judges whether an open circuit or a closed circuit is formed according to a result, and the safety circuit breaker 10 is used for automatically breaking a circuit to protect the circuit when the circuit is subjected to an excessive current;

preferably, a separate protective soft rubber sleeve 11 is arranged on the outer side of the casing 1.

The working principle is as follows: the power input interface 2 is connected with an external power supply in a plugging mode, the power output interface 3 is connected with the intelligent electronic equipment, external alternating current enters the adapter through the power input interface 2 in the period, the alternating current is converted into direct current through the transformer 5 and enters the circuit board 4 in a one-to-many mode, and after the alternating current is processed through a circuit formed by electronic components on the circuit board 4, the intelligent electronic equipment is charged through the power output interface 3.

In summary, according to the multi-interface adapter of the present invention, the power input interface and the power output interfaces are respectively disposed at two ends of the adapter, so that a plurality of intelligent devices can be charged by using the adapter at the same time, and the charging efficiency is improved; meanwhile, the circuit board is independently arranged for each power output interface, each power output interface is independent, power outputs cannot be mutually influenced, and the quality of current transmission is ensured.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The multi-interface adapter is characterized by comprising a structure main body, wherein the structure main body comprises a casing, the upper end surface and the lower end surface of the casing are respectively provided with at least two power input interfaces and at least two power output interfaces, the power output interfaces are arranged on the same plane in parallel, and the number of the power input interfaces is one;

2. The multi-interface adapter as recited in claim 1, wherein: the electronic components comprise inductors, capacitors and resistors, and the inductors, the capacitors and the resistors are all welded on the circuit board and form a circuit through electric wires.

3. The multi-interface adapter as recited in claim 1, wherein: the power output interface is equipped with the female seat of USB, the female seat of USB includes by outer metal casing, insulating cement core and the connecting terminal that sets up from, metal casing's outer wall with power output interface fixed connection, connecting terminal inwards one side with circuit board electric connection.

4. The multi-interface adapter as recited in claim 1, wherein: be equipped with the baffle between the circuit board, the both sides of baffle all are equipped with the shielding layer.

5. The multi-interface adapter according to claim 1, wherein: and an identification switch is connected between the circuit board and the power output interface, and a safety circuit breaker is arranged between the transformer and the power input interface.

6. The multi-interface adapter according to claim 1, wherein: the outside of casing is equipped with the soft gum cover of disconnect-type protection.