CN216599031U

CN216599031U - Portable flash charging adapter

Info

Publication number: CN216599031U
Application number: CN202121840604.9U
Authority: CN
Inventors: 樊朝晖; 苏林; 范煜东
Original assignee: Changzhou Zhixu New Energy Power Technology Co ltd
Current assignee: Changzhou Zhixu New Energy Power Technology Co ltd
Priority date: 2021-08-06
Filing date: 2021-08-06
Publication date: 2022-05-24
Anticipated expiration: 2031-08-06

Abstract

The utility model relates to a portable flash charging adapter which comprises a shell and a circuit, wherein the circuit comprises an AC/DC high-power conversion unit, a current-limiting unit, a direct-current busbar, a 5V conversion circuit, a high-power battery pack and a 19.6V conversion circuit, the AC/DC high-power conversion unit, the current-limiting unit and the direct-current busbar are sequentially connected, and the input end of the 5V conversion circuit, the input end of the 19.6V conversion circuit and the high-power battery pack are all connected with the direct-current busbar; the back of the shell comprises a locking plate mounting groove, and a self-locking elastic sheet is arranged in the locking plate mounting groove. The utility model is provided with the self-locking elastic sheet, when the self-locking elastic sheet extends out, the utility model can be integrally hung on other structures of the waistband, the carrying is convenient, when the self-locking elastic sheet is folded, the surface is smooth, and the whole body is more beautiful. The high-power conversion unit is arranged, and the requirements of simultaneously charging a plurality of mobile phones, tablet computers or portable computers can be met by matching with 5V output and 19.6V output. The multifunctional pen can be additionally provided with a laser pen or a flashlight structure, so that multiple functions are realized.

Description

Portable flash charging adapter

Technical Field

The utility model relates to a flash charging adapter, in particular to a portable flash charging adapter.

Background

The smart phone brings great convenience to the life of people. However, the endurance problem of smartphones has not always been a good solution. Many mobile phone manufacturers make efforts, such as increasing the charging power of the mobile phone, changing the characteristics of the internal materials of the mobile phone battery, etc., but these solutions do not perfectly solve the problem due to the uniformity and standardization of the mobile phone interface, and if it is not practical to redefine the national standard of the signal line, the maximum current for charging the mobile phone is generally not higher than two amperes nowadays. To date, the best endurance scheme of the smart phone is still a charger baby.

However, there are many places to be improved for the charger, and the following problems are specifically presented.

1. Precious suitability problem charges. To date, all charge pal modules do not have a specific adaptability function. For example, the mobile phone cannot be charged while charging itself, and three or more mobile phone charging powers cannot be considered simultaneously.

2. The charging problem of treasured self charges. The charging of a general charger is very slow, and in practical application, the state that the mobile phone and the charger have no electricity at the same time inevitably occurs, so that the trouble is that one mobile phone charger cannot simultaneously take into account the electricity consumption of the mobile phone and the charger, and one mobile phone charger is just a function required by many users.

3. Precious safety problem charges. The existing charger has entered into the homogeneous competitive era, and the safety of the circuit protection design has been abandoned basically in order to reduce the cost, under the condition that the accident of the charger is continuous.

In addition, in the 5G era, the problem of energy consumption is also a problem to be solved by the products of the charger.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to overcoming the problems and providing an improved portable flash adapter with fast charging, full functionality, safety and reliability.

The technical scheme of the utility model is that a portable flash charging adapter is constructed, and the adapter comprises a shell and a circuit arranged in the shell, wherein the circuit comprises an AC/DC high-power conversion unit, a current limiting unit, a direct-current busbar, a 5V conversion circuit, a high-power battery pack and a 19.6V conversion circuit, the AC/DC high-power conversion unit, the current limiting unit and the direct-current busbar are sequentially connected, and the input end of the 5V conversion circuit, the input end of the 19.6V conversion circuit and the high-power battery pack are all connected with the direct-current busbar;

the back of the shell comprises a locking plate mounting groove, a self-locking elastic sheet is arranged in the locking plate mounting groove, one end of the self-locking elastic sheet is bent, the other end of the self-locking elastic sheet is connected with one end part of the locking plate mounting groove through a self-locking device, and the self-locking elastic sheet is retracted into the locking plate mounting groove or extends out of the locking plate mounting groove after the self-locking device is pressed;

the side of the shell is provided with holes corresponding to the output end of the 5V conversion circuit and the output end of the 19.6V conversion circuit, and the output end of the 5V conversion circuit and the output end of the 19.6V conversion circuit are arranged in the corresponding holes.

In one embodiment, the output end of the 5V conversion circuit is 2-3 USB interfaces, and the output end of the 19.6V conversion circuit is a universal interface.

In one embodiment, the AC/DC high-power conversion unit comprises an embedded isolation synchronous rectification high-power integrated circuit, the output power is 80-100 watts, and the high-power battery pack is formed by connecting a plurality of 18650 batteries with the discharge multiplying power of more than 7C in parallel.

In one embodiment, the AC/DC high power conversion unit includes an embedded isolated synchronous rectification high power integrated circuit, the output power is 80-100 w, and the high power battery pack is formed by connecting 5-6 18650 batteries with a discharge rate of 7C or more in series.

In one embodiment, the AC/DC high-power conversion unit comprises a rectifying assembly and a confluence assembly, the rectifying assembly comprises a plurality of plug-in transformers connected in parallel, the input ends of the plug-in transformers are connected with an external power supply, the output ends of the plug-in transformers are connected with the current limiting unit through the confluence assembly, the output power is 80-100 watts, and the high-power battery pack is formed by connecting 5-6 18650 batteries with the discharge multiplying power of more than 7C in series.

In one embodiment, the plurality of plug-in transformers are arranged in a matrix.

In one embodiment, the circuit comprises a balancing management module, and the balancing management module is connected with all the batteries in the high-power battery pack.

In one embodiment, the circuit further comprises a laser pen module, the laser pen module comprises a laser head and a switch, and the laser head and the switch are both connected with the output end of the 5V conversion circuit to form a loop.

In one embodiment, the circuit further comprises an LED flashlight module, the laser pen module comprises an LED lamp bead and a second switch, and the LED lamp bead and the second switch are both connected with the output end of the 5V conversion circuit to form a loop.

The utility model has the advantages and beneficial effects that:

the utility model is provided with the self-locking elastic sheet, can be used for hanging the whole body of the utility model on other structures of the waistband when extending out, is convenient to carry, has flat surface when being folded, and is more beautiful as a whole. The utility model is provided with the high-power conversion unit, and can meet the requirement of simultaneously charging a plurality of mobile phones, tablet computers or portable computers by matching with 5V output and 19.6V output. The multifunctional pen can be additionally provided with a laser pen or a flashlight structure, so that the multifunctional pen is multifunctional.

Drawings

Fig. 1 is a schematic view of the overall structure of the embodiment.

Fig. 2 is a comparison of the two states of use of section a-a in fig. 1.

Fig. 3 is a schematic diagram of the overall structure of the circuit in the embodiment.

Fig. 4 is a schematic circuit configuration diagram of embodiment 1.

Fig. 5 is a schematic circuit configuration diagram of embodiment 2.

Fig. 6 is a schematic circuit configuration diagram of embodiment 3.

Detailed Description

To facilitate an understanding of the utility model, the utility model will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "disposed" on another element, it can be directly disposed or attached to the other element or intervening elements may also be present. The terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in an orientation or positional relationship indicated in the drawings for ease of description and simplicity of description, but do not indicate or imply that the referenced device or element must have a particular orientation, be constructed in a particular orientation, and be operated.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.

Example 1

As shown in fig. 1-4, a portable flash charging adapter comprises a housing 1 and a circuit 2 arranged in the housing 1, wherein the circuit 2 comprises an AC/DC high power conversion unit 3, a current limiting unit 4, a DC bus bar 5, a 5V conversion circuit 6, a high power battery pack 7 and a 19.6V conversion circuit 8, the AC/DC high power conversion unit 3, the current limiting unit 4 and the DC bus bar 5 are connected in sequence, and an input end of the 5V conversion circuit 6, an input end of the 19.6V conversion circuit 8 and the high power battery pack 7 are all connected with the DC bus bar 5.

The back of casing 1 include locking plate mounting groove 9, locking plate mounting groove 9 in be provided with auto-lock shell fragment 10, the one end a of auto-lock shell fragment 10 bend, other end b passes through self-lock device 11 and connects a tip c of locking plate mounting groove 9, self-lock device 11 can be with auto-lock shell fragment 10 income locking plate mounting groove 9 or stretch out locking plate mounting groove 9 after being pressed.

The side of the shell 1 is provided with holes corresponding to the output end of the 5V conversion circuit 6 and the output end of the 19.6V conversion circuit 8, and the output end of the 5V conversion circuit and the output end of the 19.6V conversion circuit are arranged in the corresponding holes. The output end of the 5V conversion circuit 6 is 2 USB interfaces 12, and the output end of the 19.6V conversion circuit 8 is a universal interface 13.

In this embodiment, the AC/DC high power conversion unit 3 includes an embedded isolated synchronous rectification high power integrated circuit 14, the output power is 80-100 w, and the high power battery pack 7 is formed by connecting 4 18650 batteries 15 with a discharge rate of 7C or more in parallel.

Example 2

As shown in fig. 5, unlike embodiment 1, the high-power battery pack 7 in the circuit 2 of the present embodiment is formed by connecting 5 18650 cells 15 having a discharge rate of 7C or more in series.

Example 3

As shown in fig. 6, different from embodiment 2, the AC/DC high power converting unit 3 in this embodiment includes a rectifying assembly 15 and a bus assembly 16, where the rectifying assembly 15 includes a plurality of plug-in transformers connected in parallel, input ends of the plug-in transformers are connected to an external power supply, output ends of the plug-in transformers are connected to the current limiting unit 4 through the bus assembly 16, and the plug-in transformers connected in parallel are arranged in a matrix.

Of course, as a safety structure, the present invention is further provided with a conventional balancing management module, which is connected to all the cells 15 in the high power battery pack.

In order to improve the functionality, a laser pen module can be additionally arranged in the embodiment, the laser pen module comprises a laser head 17 and a switch, and the laser head 17 and the switch are both connected with the output end of the 5V conversion circuit to form a loop.

Or the circuit further comprises an LED flashlight module, the LED flashlight module comprises an LED lamp bead 18 and a second switch, and the LED lamp bead and the second switch are both connected with the output end of the 5V conversion circuit to form a loop.

The utility model is provided with the self-locking elastic sheet, when the self-locking elastic sheet extends out, the utility model can be used for hanging the whole body on a waistband or other structures, the carrying is convenient, when the self-locking elastic sheet is folded, the surface is flat, the whole body is more beautiful, and the pressing self-locking structure is commonly used in a self-locking switch. The utility model is provided with the high-power conversion unit, realizes self quick charging, is matched with 5V output and 19.6V output, and can meet the requirement of simultaneously charging a plurality of mobile phones, tablet computers or portable computers. The multifunctional pen can be additionally provided with a laser pen or a flashlight structure, so that the multifunctional pen is multifunctional.

The embodiments of the present invention are described only for the preferred embodiments of the present invention, and not for the limitation of the concept and scope of the present invention, and various modifications and improvements made to the technical solution of the present invention by those skilled in the art without departing from the design concept of the present invention shall fall into the protection scope of the present invention, and the technical content of the present invention which is claimed is fully set forth in the claims.

Claims

1. A portable flash charging adapter, characterized in that: the circuit comprises an AC/DC high-power conversion unit, a current-limiting unit, a direct-current busbar, a 5V conversion circuit, a high-power battery pack and a 19.6V conversion circuit, wherein the AC/DC high-power conversion unit, the current-limiting unit and the direct-current busbar are sequentially connected, and the input end of the 5V conversion circuit, the input end of the 19.6V conversion circuit and the high-power battery pack are all connected with the direct-current busbar;

holes corresponding to the output end of the 5V conversion circuit and the output end of the 19.6V conversion circuit are formed in the side face of the shell, and the output end of the 5V conversion circuit and the output end of the 19.6V conversion circuit are arranged in the corresponding holes.

2. The portable flash adapter of claim 1, wherein: the output end of the 5V conversion circuit is 2-3 USB interfaces, and the output end of the 19.6V conversion circuit is a universal interface.

3. The portable flash adapter of claim 1, wherein: the AC/DC high-power conversion unit comprises an embedded isolation synchronous rectification high-power integrated circuit, the output power is 80-100 watts, and the high-power battery pack is formed by connecting a plurality of 18650 batteries with the discharge multiplying power of more than 7C in parallel.

4. The portable flash adapter of claim 1, wherein: the AC/DC high-power conversion unit comprises an embedded isolation synchronous rectification high-power integrated circuit, the output power is 80-100 watts, and the high-power battery pack is formed by connecting 5-6 18650 batteries with the discharge multiplying power of more than 7C in series.

5. The portable flash adapter of claim 1, wherein: the AC/DC high-power conversion unit comprises a rectifying assembly and a confluence assembly, the rectifying assembly comprises a plurality of plug-in transformers connected in parallel, the input ends of the plug-in transformers are connected with an external power supply, the output ends of the plug-in transformers are connected with a current-limiting unit through the confluence assembly, the output power is 80-100 watts, and the high-power battery pack is formed by connecting 5-6 18650 batteries with the discharge multiplying power of more than 7C in series.

6. The portable flash adapter of claim 5, wherein: the plurality of plug-in transformers are arranged in a matrix.

7. The portable flash adapter according to any one of claims 1 to 6, wherein: the circuit comprises a balance management module, and the balance management module is connected with all batteries in the high-power battery pack.

8. The portable flash adapter of claim 1, wherein: the circuit still include laser pen module, laser pen module include laser head and switch, the output that 5V converting circuit was all connected to laser head and switch forms the return circuit.

9. The portable flash adapter of claim 8, wherein: the circuit further comprises an LED flashlight module, the laser pen module comprises an LED lamp bead and a second switch, and the LED lamp bead and the second switch are both connected with the output end of the 5V conversion circuit to form a loop.