CN219727915U - Portable charger - Google Patents

Abstract

The utility model discloses a portable charger, comprising: the electric power charging device comprises a chassis shell, wherein an electric mounting plate is fixedly connected to the interior of the chassis shell, a plurality of electric elements and a rectifying module are fixedly connected to the electric mounting plate, an operation panel is embedded on one side of the surface of the chassis shell, a power connector and a charging connector are embedded on the other side of the chassis shell, the power connector is connected with an alternating current input cable, and the charging connector is connected with a charging plug. According to the utility model, the built-in electric element of the chassis shell is matched with the charging plug at the outer side, the built-in rectifying module is used for converting alternating current into direct current, and charging of automobiles with different standards can be realized only by replacing the charging plug, so that the compatibility of equipment is greatly improved.

Description

Portable charger

Technical Field

The disclosure relates to the technical field of new energy automobile charging, in particular to a portable charger.

Background

Under the dual pressures of world energy crisis and global climate change, future energy conversion still keeps an accelerated state, and most renewable energy technologies are rapidly developed; the conversion of fuel automobiles into electric automobiles is also a trend, the popularization of electric automobiles has become an important development plan of the national automobile industry, the matched charging facilities are also indispensable, and electric automobile charging stations are emerging around the world like spring bamboo shoots after rain. In comparison, the research of portable electric automobile chargers is relatively lagged, the portable charger is an AC portable charger in the market at present, the portable charger is divided into DC portable charger and AC portable charger, the DC portable charger can directly charge an automobile battery rather than AC portable charger, the DC portable charger does not need to convert the DC battery into the DC battery like the AC charger, the energy consumption is avoided, the AC portable charger has the problems of long charging time, easy failure and the like.

There is a need for a dc portable electric vehicle charger with excellent performance and portability.

Disclosure of Invention

The present disclosure provides a portable charger to solve one of the technical problems recognized by the inventors.

The utility model provides a portable battery charger, including chassis housing, chassis housing's inside fixedly connected with electrical installation board, fixedly connected with a plurality of electrical components and rectifier module on the electrical installation board, chassis housing's surface one side inlays and is equipped with operating panel, chassis housing's opposite side inlays and is equipped with power connection and charging connection, power connection is connected with the AC input cable, charging connection is connected with charging plug.

Preferably, the case shell comprises a case front cover, a case rear cover, a case outer cover and a case bottom plate, and the case front cover, the case rear cover, the case outer cover and the case bottom plate are mutually connected through bolts to form a rectangular case body structure.

Preferably, the electric element comprises a main control board, a direct current contactor, a Hall sensor, a first switching power supply, a second switching power supply and a third switching power supply, wherein the second switching power supply and the third switching power supply are connected in series, and the main control board is respectively electrically connected with the direct current contactor, the Hall sensor, the first switching power supply, the second switching power supply and the third switching power supply.

Preferably, the operation panel is disposed on the front cover of the chassis, and the operation panel includes a plurality of indicator lamps, a display screen, a USB socket, a start button and a switch.

Preferably, the change-over switch comprises a power change-over switch and a power change-over switch, wherein the power change-over switch is a 2-foot 2-gear ship type switch, and the power change-over switch is a 6-foot 3-gear ship type switch.

Preferably, the three indicator lamps are light emitting diodes, and the colors of the three indicator lamps are green, blue and red respectively.

Preferably, the rear cover of the case is provided with an input switch.

Preferably, the top end of the case outer cover is fixedly connected with a handle.

Preferably, a foot pad is fixedly connected to the periphery of the bottom of the chassis bottom plate.

Preferably, ventilation and heat dissipation holes are formed in the front cover of the case and the rear cover of the case.

The beneficial effects of the present disclosure mainly lie in: according to the utility model, the built-in electric element of the chassis shell is matched with the charging plug at the outer side, the built-in rectifying module is used for converting alternating current into direct current, and charging of automobiles with different standards can be realized only by replacing the charging plug, so that the compatibility of equipment is greatly improved.

It is to be understood that both the foregoing general description and the following detailed description are for purposes of example and explanation and are not necessarily limiting of the disclosure. The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate the subject matter of the present disclosure. Meanwhile, the description and drawings are used to explain the principles of the present disclosure.

Drawings

In order to more clearly illustrate the embodiments of the present disclosure or the prior art, the drawings that are required in the detailed description or the prior art will be briefly described, it will be apparent that the drawings in the following description are some embodiments of the present disclosure, and other drawings may be obtained according to the drawings without inventive effort for a person of ordinary skill in the art.

FIG. 1 is a structural exploded view of a portable charger according to an embodiment of the present disclosure;

fig. 2 is a schematic diagram of the overall structure of a portable charger according to an embodiment of the disclosure;

icon: 1-a handle; 2-a case cover; 3-direct current contactor; 4-a rear cover of the case; 5-a power connector; 6-an ac input cable; 7-an input switch; 8-a charging connector; 9-a charging plug; a 10-hall sensor; 11-a first switching power supply; 12-a second switching power supply; 13-a third switching power supply; 14-a main control board; 15-foot pads; 17-chassis floor; 18-an electrical mounting plate; 19-a front cover of the case; 20-a power switch; 21-a power supply changeover switch; 22-USB male and female seats; 23-starting a key; 24-a display screen; 25-indicator lights; 26-ventilation and heat dissipation holes; 28-rectifying module.

Detailed Description

The following description of the embodiments of the present disclosure will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are some, but not all, of the embodiments of the present disclosure.

Based on the embodiments in this disclosure, all other embodiments that a person of ordinary skill in the art would obtain without making any inventive effort are within the scope of protection of this disclosure.

In the description of the present disclosure, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present disclosure and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present disclosure. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present disclosure, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the terms in this disclosure will be understood by those of ordinary skill in the art in the specific context.

Examples

As shown in fig. 1-2, this embodiment provides a portable charger, which includes a chassis housing, the chassis housing is a rectangular box structure formed by a chassis outer cover 2, a chassis front cover 19, a chassis rear cover 4 and a chassis bottom plate 17, and the chassis outer cover 2, the chassis front cover 19, the chassis rear cover 4 and the chassis bottom plate 17 are all sheet metal parts and are fixedly connected with each other through bolts.

The electric installation board 18 is fixedly connected to the inner side of the chassis shell through bolts, a plurality of electric elements are installed on the electric installation board, the electric installation board comprises a main control board 14, a direct current contactor 3, a Hall sensor 10, a first switching power supply 11, a second switching power supply 12, a third switching power supply 13 and a rectifying module 28, the first switching power supply 11, the second switching power supply 12 and the third switching power supply 13 are 12V switching power supplies, the second switching power supply 12 and the third switching power supply 13 are connected in series, the main control board 14 is compatible with various charging standards, the electric installation board is used for switching between different charging standards and establishing connection, and the direct current contactor 3 is used for switching on and off to output direct current; the hall sensor 10 functions to sample the output current; the power supply formed by connecting the first switching power supply 11, the second switching power supply 12 and the third switching power supply 13 in series provides two groups of isolated 12V and 24V power supplies for the main control board 14, and the rectifying module 28 is used for converting alternating current into direct current and outputting the direct current.

Specifically, an operation panel is embedded on the front cover 19 of the chassis, wherein elements on the operation panel are connected with the main control board 14 through internal wires, the operation panel comprises a plurality of indicator lamps 25, a display screen 24, a USB male-female seat 22, a start button 23 and a change-over switch, wherein three indicator lamps 25 are light emitting diodes with different colors, namely green, blue and red, wherein the green represents a power-on state, the blue represents an operation state, and the red represents a fault state; the display screen 24 is displayed by a nixie tube and is used for displaying real-time charging voltage, charging current, power and software version numbers; the starting key 23 is used for starting the equipment to start charging; the two power switches are respectively a power switch 20 and a power cut-off switch, the power switch 20 is a 2-foot 2-gear ship type switch for switching 3.5/7kw output power, and the power switch 21 is a 6-foot 3-gear ship type switch for switching 12/24V BMS power supply of the new and old national standards; the USB socket 22 is used for connecting a data line, so as to update a software program of the main control board 14.

Specifically, a power connector 5, a charging connector 8 and an input switch 7 are installed on the chassis rear cover 4, wherein the power connector 5 is a gelan connector PG19 and is used for connecting an alternating current input cable 6 to provide power for equipment; the charging connector 8 is a gelan connector, the charging connector 8 is used for being connected with a charging plug 9, the charging plug 9 can be used for replacing a charging plug 9 with a proper standard according to a vehicle to be charged, and the charging plug 9 is connected with the vehicle to be charged for charging; the input switch 7 provides electrical protection for the device and is used for switching on and off the input power supply.

Further, the top bolt of the case outer cover 2 is fixedly connected with a handle 1, and the handle 1 is convenient for the portable equipment to move.

Further, the foot pads 15 are fixedly connected to the periphery of the bottom of the chassis bottom plate 17 through bolts, and the foot pads 15 play a supporting role, and prevent the chassis from being in direct contact with the bottom surface and abrasion.

Further, ventilation and heat dissipation holes 26 are formed in the case front cover 19 and the case rear cover 4. The ventilation and heat dissipation holes 26 are used for dissipating heat, so that the air flow in the chassis shell is quickened, the heat dissipation efficiency is improved, and the service life of the electric element is prolonged.

The working principle of the utility model is as follows: after the power is turned on, the input switch 7 is closed, and the LED is green and can be lightened at the moment; selecting proper output power through a 2-foot 2-gear ship type switch; according to the used charging plug 9 standard, selecting proper BMS voltage through a 6-pin 3-gear ship type switch; firmly inserting the charging plug 9 into an electric automobile socket; pressing the start button 23 starts charging, and if the blue light emitting diode is on, the nixie tube has voltage and current values for display, the charging is normal.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present disclosure, and not for limiting the same; although the present disclosure has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the corresponding technical solutions from the scope of the technical solutions of the embodiments of the present disclosure.

Claims (9)

1. A portable charger, comprising: the electric power supply comprises a chassis shell, wherein an electric mounting plate is fixedly connected to the interior of the chassis shell, a plurality of electric elements and a rectifying module are fixedly connected to the electric mounting plate, an operation panel is embedded in one side of the surface of the chassis shell, a power supply connector and a charging connector are embedded in the other side of the chassis shell, the power supply connector is connected with an alternating-current input cable, the charging connector is connected with a charging plug, the electric elements comprise a main control board, a direct-current contactor, a Hall sensor, a first switching power supply, a second switching power supply and a third switching power supply, the second switching power supply and the third switching power supply are connected in series, and the main control board is respectively connected with the direct-current contactor, the Hall sensor, the first switching power supply, the second switching power supply, the third switching power supply and the rectifying module.

2. The portable charger of claim 1 wherein the housing comprises a front housing cover, a rear housing cover, an outer housing cover and a bottom housing plate, the front housing cover, the rear housing cover, the outer housing cover and the bottom housing plate being bolted to one another to form a rectangular housing structure.

3. The portable charger of claim 2, wherein the operation panel is disposed on the front cover of the case, and the operation panel comprises a plurality of indicator lights, a display screen, a USB socket, a start button and a switch.

4. A portable charger according to claim 3, wherein said switch comprises a power switch and a power switch, said power switch being a 2-pin 2-speed boat type switch, said power switch being a 6-pin 3-speed boat type switch.

5. A portable charger according to claim 3, wherein said indicator lights are three, said indicator lights are light emitting diodes, and the colors of said indicator lights are green, blue and red, respectively.

6. The portable charger of claim 2, wherein said rear housing cover is provided with an input switch.

7. The portable charger of claim 2, wherein a handle is fixedly connected to the top end of the housing cover.

8. The portable charger of claim 2, wherein a foot pad is fixedly connected around the bottom of the chassis base plate.

9. The portable charger of claim 2, wherein the front cover and the rear cover are provided with ventilation and heat dissipation holes.