TWM594304U - Mobile power supply device convenient for carrying - Google Patents

Abstract

A portable mobile power supply for charging a mobile terminal, which includes a housing with an inner cavity provided with an electromagnetic conversion mechanism and a battery cell for storing electrical energy; the housing includes a support portion for supporting the mobile terminal, the support portion The outer surface of the is protruded outward to form a convex portion, and the inner wall of the support portion is recessed to form a concave portion for accommodating the electromagnetic conversion mechanism; the support portion is provided with a fixing element for fixing the mobile terminal, and the fixing element is located on the peripheral side of the convex portion. The portable mobile power supply provided by this creation is convenient for charging, shortens the effective distance between the electromagnetic conversion mechanism and the mobile terminal, improves the charging efficiency, and improves the user experience.

Description

Portable power bank

This creation belongs to the technical field of mobile power, more specifically, it relates to a portable mobile power.

Mobile power is a portable charger that integrates power supply and charging functions. It can charge digital devices such as mobile phones and tablet computers anytime and anywhere. The mobile power supply is a USB port output, or comes with a built-in line output, and the mobile power supply is widely used. At present, when the mobile power supply is charging the mobile device, it needs to be connected to the digital device through the output line for charging, which is troublesome to use. Therefore, a wireless charging type mobile power supply is generated in the prior art. The wireless charging mobile power supply means that no USB cable is required. It can be plugged in or plugged into a socket without a power cord, and can be used as a portable power source for wireless charging outdoors. The principle is: on the basis of the traditional mobile power supply, the wireless charging function is added, which is equivalent to the fusion of a mobile power supply and a wireless charger in function, that is, on the basis of the traditional mobile power supply, an additional wireless charging is added. Circuit, the wireless charging circuit includes a sending end (provided in the wireless charging transmitting device) and a receiving end (provided in the wireless charging receiving device). When the sending and receiving ends each have a coil, the sending end coil is connected to a wired power source to generate an electromagnetic signal At the receiving end coil, the electromagnetic signal at the sending end is induced to generate current to charge the battery.

In the wireless charging mobile power supply in the existing market, there is no fixed relationship with wireless charging receiving devices such as mobile phones with wireless charging functions. On the one hand, devices such as mobile phones with wireless charging functions are easy to fall from the wireless charging base; another On the one hand, it is easy to cause the charged device to be separated from the wireless charging device, resulting in deviation of the charging position, resulting in inability to charge or low charging efficiency, so it is usually necessary to fix it manually. In the prior art, there is also a sucker-type portable mobile power supply. However, the sucker is protruding from the charging device casing, but the wireless charging transmitter coil is still set in the casing. Because the sucker will occupy a certain space, plus the thickness of the casing, resulting in charging The distance is too large, reducing the efficiency of wireless charging and even unable to achieve wireless charging. When the charged mobile terminal is provided with a protective case, the charging efficiency is particularly low.

The purpose of this creation is to provide a portable mobile power supply to solve the technical problems in the prior art that the portable mobile power supply is inconvenient to charge and affects the user experience.

In order to achieve the above purpose, the technical solution adopted by the author is to provide a portable mobile power supply for wireless charging of mobile terminals, including a case with an inner cavity provided with an electromagnetic conversion mechanism and a device for storing electrical energy A battery core; the case includes a supporting portion for supporting the mobile terminal, an outer surface of the supporting portion is convexly formed outward to form a convex portion, and an inner wall of the supporting portion is recessed to form the electromagnetic conversion A recessed portion of the mechanism; the support portion is provided with a fixing element for fixing the mobile terminal, the fixing element being located on the peripheral side of the raised portion.

Further, the electromagnetic conversion mechanism is a coil, and the electromagnetic conversion mechanism is electrically connected to the battery cell.

Further, the number of the fixing elements is at least one, and the fixing elements are arranged at intervals around the circumference of the convex portion.

Further, the supporting portion is provided with a mounting groove into which the fixing element is partially inserted, and the mounting groove is arranged at intervals around the circumferential direction of the convex portion.

Further, two mounting grooves are provided on the outer surface of the supporting portion, the protruding portion is located in the middle portion of the outer surface of the supporting portion, the housing has vertical lateral and longitudinal directions, two The mounting grooves are arranged side by side in the longitudinal direction of the housing, and the convex portion is located between the two mounting grooves.

Further, the fixing element includes at least one fixing plate and at least one fixing piece, and the fixing piece is fixedly connected to the fixing plate.

Further, the fixing member is a suction cup, a magnet, nano glue, silicon gel, 3M glue or foam glue.

Further, the portable power bank further includes at least one external interface, and the external interface is electrically connected to the battery cell.

Further, the external interface includes at least two external contacts, and the external contacts are used for electrical connection with an external device.

Further, the portable mobile power supply further includes an indicator light mechanism. The indicator light mechanism includes at least two indicator lights. At least two of the indicator lights include a power indicator light and a status indicator light.

The beneficial effect of the portable mobile power supply provided by this creation is that, compared with the prior art, the portable power supply of this creation is provided with a support portion for supporting the mobile terminal in the casing, and the outer surface of the support portion is convex outward to form a convex portion, The inner wall of the support portion is recessed to form a recessed portion for accommodating the electromagnetic conversion mechanism; and a fixing element for fixing the mobile terminal is provided on the peripheral side of the convex portion; the electromagnetic conversion mechanism of the portable power bank is shortened and that of the charged mobile terminal Effective distance, part of the fixed components are placed in the installation slot, so that the charged mobile terminal is attached to the portable mobile power supply, and the fixed components are used to locate and fix the mobile terminal, so that the two will not separate or position shift, lift Charging efficiency.

In order to more clearly explain the technical solutions in this creative embodiment, the following will briefly introduce the drawings required in the embodiments or the description of the prior art. Obviously, the drawings in the following description are just some of the creations For the embodiment, for those of ordinary skill in the art, without paying creative labor, other drawings may be obtained according to these drawings.

In order to make the technical problems, technical solutions and beneficial effects to be solved in this creation more clear, the following description of the creation will be further described in detail in conjunction with the drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the creation, and are not used to limit the creation.

It should be noted that when an element is referred to as being “fixed” or “disposed on” another element, it can be directly on the other element or indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It should be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top" , "Bottom", "Inner", "Outer" and other indications are based on the orientation or positional relationship shown in the drawings, only for the convenience of describing this creation and simplifying the description, not to indicate or imply the device Or the element must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation of this creation.

In addition, the terms "first" and "second" are used for description purposes only, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of this creation, the meaning of "plurality" is two or more, unless otherwise specifically limited.

Please refer to FIG. 1 to FIG. 2 together, this embodiment provides a portable mobile power supply for charging a mobile terminal, including a housing 1 having an inner cavity, the inner cavity is provided with an electromagnetic conversion mechanism 12 and a device for storing electrical energy The battery core 11; the housing 1 includes a support portion 13 for supporting the mobile terminal, an outer surface of the support portion 13 is convexly formed to form a convex portion 131, and an inner wall of the support portion 13 is recessed to form a recess for accommodating the electromagnetic conversion mechanism 12 The support portion 13 is provided with a fixing element 2 for fixing the mobile terminal, and the fixing element 2 is located on the peripheral side of the convex portion 131.

In the above-mentioned portable mobile power supply, a supporting portion 13 for supporting the mobile terminal is provided on the case 1, an outer surface of the supporting portion 13 protrudes outward to form a convex portion 131, and an inner wall of the supporting portion 13 is recessed to form an electromagnetic The concave portion 132 of the conversion mechanism 12; and a fixing element 2 for fixing the mobile terminal is provided on the peripheral side of the convex portion 131; the effective distance between the electromagnetic conversion mechanism 12 of the portable mobile power supply and the charged mobile terminal is shortened to fix the portion The component 2 is placed in the installation slot 14 to attach the charged mobile terminal to the portable mobile power supply, and the fixed component 2 is used to position and fix the mobile terminal so that the two will not separate or shift in position, improving charging efficiency.

Please refer to FIG. 1 to FIG. 2 together, as a specific embodiment of the portable mobile power supply provided in this embodiment, the housing 1 of the portable mobile power supply includes an upper shell and a lower shell, and a detachable connection is adopted between the upper shell and the lower shell The inner cavity is formed by the upper shell and the lower shell, and the inner cavity is provided with a main board, a battery core 11 for storing electrical energy, and an electromagnetic conversion mechanism 12, the battery core 11 and the electromagnetic conversion mechanism 12 are both It is electrically connected to the motherboard. The electromagnetic conversion mechanism 12 uses a wireless charging ferrite sheet coil module. The specific materials of the electromagnetic conversion structure are not limited here, as long as it can achieve the electromagnetic conversion effect; and the electromagnetic conversion mechanism 12 It is electrically connected to the battery core 11, and uses the motherboard to control the battery core 11 and the electromagnetic conversion mechanism 12. The electromagnetic induction principle of the electromagnetic conversion mechanism 12 can be used to transmit the electric energy of the battery core 11 to the mobile terminal to be charged, or to The electric energy of the external power supply is transmitted to the battery cell 11 of the portable mobile power supply to charge the battery cell 11. The housing 1 includes a support portion 13 for supporting the mobile terminal, an outer surface of the support portion 13 is convexly formed to form a convex portion 131, and an inner wall of the support portion 13 is recessed to form a concave portion 132 for accommodating the electromagnetic conversion mechanism 12; Ground, the position of the concave portion 132 of the support portion 13 corresponds to the position of the convex portion 131, so that the effective distance of the charged mobile terminal from the electromagnetic conversion mechanism 12 is the shortest, thereby improving the charging efficiency; the electromagnetic conversion mechanism 12 is fixed by double-sided tape It is connected to the concave portion 132. Preferably, because the EVA foam has softness, good elasticity, chemical resistance, etc., the double-sided adhesive EVA foam is selected to fix one end surface of the electromagnetic conversion mechanism 12 to the inner wall of the support portion 13 The concave part 132 of the other end is fixedly connected to the battery core 11, and the other end face of the battery core 11 facing away from the connection electromagnetic conversion mechanism 12 is fixedly connected to the inner surface of the lower case by double-sided adhesive EVA foam The position of the electromagnetic conversion mechanism 12 and the battery core 11 is fixed and fixed. At the same time, because the EVA foam has certain flexibility and elasticity, it can protect the electromagnetic conversion mechanism 12 and the battery core 11.

Referring to FIG. 1, in this embodiment, the outer surface of the supporting portion 13 of the portable mobile power supply housing 1 is convexly formed to form a convex portion 131, so that the mobile terminal only needs to be placed on the convex portion 131 to achieve The effective distance of the electromagnetic conversion mechanism 12 is the shortest, improving its charging efficiency; the outer surface of the supporting portion 13 is provided with a fixing element 2 for fixing the mobile terminal, and the fixing element 2 is located on the peripheral side of the convex portion 131; The terminal limiter is fixed above the corresponding electromagnetic conversion mechanism 12 to prevent the charged mobile terminal from being separated from the portable mobile power supply or the position deviation between the two resulting in non-charging or low charging efficiency; the number of fixing elements 2 is at least one, The fixing elements 2 are arranged at intervals around the circumferential direction of the convex portion 131; meanwhile, on the outer surface of the supporting portion 13 are provided mounting grooves 14 into which the fixing elements 2 are partially inserted, and the mounting grooves 14 are arranged at intervals around the circumferential direction of the convex portion 131, Since the fixing assembly 2 is directly installed on the supporting portion 13, the fixed element 2 between the charged mobile terminal and the portable mobile power supply causes the effective distance to increase, which has a certain influence on the charging efficiency. A convex portion 131 is formed convexly on the outer surface of the outer surface, and a concave portion 132 corresponding to the convex portion 131 and into which the electromagnetic conversion mechanism 12 is inserted is formed in the inner wall of the support portion 13 at the same time Into the mounting slot 14 and arrange the mounting slot 14 at intervals around the circumference of the convex portion 131; on the one hand, while the fixing element 2 is fixedly connected to the charged mobile terminal, the mobile terminal can still be tightly attached to On the convex portion 131 of the support portion 13, on the other hand, the effective charging area of the portable mobile power supply is as large as possible, and when the mobile terminal being charged is provided with a thick protective shell and other thick objects, it can still be in effect In the charging area, it will not affect the charging efficiency.

Please refer to FIGS. 1 to 2 together. In this embodiment, the outer surface of the support portion 13 of the housing 1 is provided with at least two fixing elements 2 for fixing and connecting the mobile terminal, and the outer surface of the support portion 13 is provided with two The mounting groove 14 and the convex portion 131 are located in the middle of the outer surface of the supporting portion 13. The housing 1 has vertical lateral and longitudinal directions. The two mounting grooves 14 are arranged side by side in the longitudinal direction of the housing 1. The convex portion 131 is located at two Between the installation slots 14, after the charged mobile terminal is placed on the boss, both ends can be fixed by the limiting elements of the fixing assembly 2. The fixing element 2 includes at least one fixing plate 21 and at least one fixing piece 22, the fixing piece 22 is fixedly connected to the fixing plate 21; preferably, the fixing plate 21 is provided with a plurality of fixing grooves, and the fixing piece 22 is fixedly connected to the fixing plate 21 In the fixing groove; the fixing member 22 has the characteristics of being able to be fixedly connected to the mobile terminal and is easy to detach, and may be a suction cup, a magnet, nano glue, silicon gel, 3M glue, foam rubber or other viscous materials, preferably, the fixing member 22 is a suction cup, and the suction cup is a silicone suction cup. The silicone rubber with a hardness of 50 degrees is used. The suction cup can hold and fix the charged mobile terminal tightly to prevent the mobile terminal from falling and damaging. When you need to take the device away, just force the two Dial away, easy to use and reliable. The portable power bank also includes at least one function key. The at least one function key is electrically connected to the motherboard and protrudingly provided on the outer surface of the housing 1 for user convenience. At least one function key includes a start and stop key. The start-stop key corresponds to the concession hole that connects the inner cavity and the outside of the housing 1 so that the start-stop key extends from the inner cavity to the outside of the housing 1 and is convexly arranged on the outer surface of the housing 1; it can be started by pressing or turning Stop the key, start or turn off the portable mobile power supply, or check the remaining power of the portable mobile power supply; it can be understood that, according to the actual situation of use, other switches can also be used to achieve the above solution. The portable power bank also includes at least one external interface 3, which is electrically connected to the motherboard and the battery core 11. The external interface 3 includes at least two external contacts, and at least two external contacts include a positive external contact and a negative external Contact points and external contacts are used to electrically connect with external devices, so that the portable power bank can be charged or discharged through the external device, so that the portable power bank is compatible with two charging modes: wireless charging and wired charging; as another of this solution In an embodiment, the portable mobile power supply includes two external interfaces 3, the external interface 3 includes a current input interface, and the housing 1 is provided with a first slot corresponding to the current input interface and connecting the inner cavity and the outside of the housing 1 to make the portable mobile power supply It can be charged by an external power supply; the external interface 3 also includes a current output interface, and the housing 1 is provided with a second slot corresponding to the current output interface and connecting the inner cavity and the outside of the housing 1, so that the portable mobile power supply is compatible with wireless charging and Two charging modes for wired charging. The portable power bank also includes an indicator light mechanism 4, the indicator light mechanism 4 includes at least two indicator light elements, at least two indicator light elements include a power indicator light element 41 and a status indicator light element 42, and the power indicator light element 41 can be portablely moved When the power supply is in the charging state, the remaining power of the battery cell 11 is displayed immediately, or when the portable power bank is not in operation and the user needs to check the remaining power of the battery cell 11, the power can be started by pressing or tossing the start-stop button The indicator element 41 also displays the remaining power of the battery cell 11. The status indicator element 42 can show that the portable power bank is in a working state, a closed state, a self-charging state or a fully-charged state by showing lights of different colors. The housing 1 is provided with a first penetration hole 15 corresponding to the power indicator light assembly 41 and communicating with the inner cavity and the outside of the housing 1. The second penetrating hole 16 allows the light emitted by the indicator mechanism 4 to be transmitted from the inner cavity to the outside of the housing 1 through the first penetrating hole 15 and the second penetrating hole 16, which is convenient for the user to view.

The above is only the preferred embodiment of this embodiment and is not intended to limit this embodiment. Any modification, equivalent replacement and improvement made within the spirit and principle of this embodiment should be included in this Within the scope of protection of the embodiment.

1: shell 11: battery cell 12: Electromagnetic conversion mechanism 13: Support 131: raised part 132: Depression 14: Installation slot 15: The first penetration hole 16: Second penetration hole 2: fixed components 21: fixed plate 22: fixings 3: External interface 4: indicator light mechanism 41: Battery indicator assembly 42: Status indicator element

FIG. 1 is a schematic diagram of a three-dimensional structure of a portable mobile power supply provided by an embodiment; FIG. 2 is a schematic diagram of an explosion structure of a portable mobile power supply provided by the authoring embodiment.

1: shell

13: Support

131: raised part

2: fixed components

21: fixed plate

22: fixings

Claims (10)

A portable mobile power supply for charging a mobile terminal, including a housing with an inner cavity provided with an electromagnetic conversion mechanism and a battery cell for storing electrical energy; the housing includes a support for the mobile terminal A supporting portion, an outer surface of the supporting portion is convexly formed outward to form a convex portion, and an inner wall of the supporting portion is recessed to form a concave portion for accommodating the electromagnetic conversion mechanism; the supporting portion is provided with a portion for fixing the A fixing element of the mobile terminal, the fixing element being located on the peripheral side of the convex portion. The portable power bank according to claim 1, wherein the electromagnetic conversion mechanism is a coil, and the electromagnetic conversion mechanism is electrically connected to a battery cell. The portable power bank according to claim 1, wherein the number of the fixing elements is at least one, and the fixing elements are arranged at intervals around the circumferential direction of the convex portion. The portable power bank according to claim 3, wherein the supporting portion is provided with a mounting groove into which the fixing element is partially inserted, the mounting groove being arranged at intervals around the circumferential direction of the convex portion. The portable power bank according to claim 4, wherein the outer surface of the supporting portion is provided with two of the mounting grooves, the convex portion is located at a middle portion of the outer surface of the supporting portion, and the case has a vertical In the lateral and longitudinal directions, the two mounting grooves are arranged side by side in the longitudinal direction of the housing, and the convex portion is located between the two mounting grooves. The portable power bank according to claim 1, wherein the fixing element includes at least one fixing plate and at least one fixing piece, and the fixing piece is fixedly connected to the fixing plate. The portable power bank according to claim 6, wherein the fixing member is a suction cup, a magnet, nano glue, gel silicone, 3M glue or foam glue. The portable mobile power supply according to claim 1, wherein the portable mobile power supply further includes at least one external interface, and the external interface is electrically connected to the battery cell. The portable power bank according to claim 8, wherein the external interface includes at least two external contacts, and the external contacts are used for electrical connection with an external device. The portable power bank according to claim 1, wherein the portable power bank further includes an indicator light mechanism, the indicator light mechanism includes at least two indicator light elements, and at least two of the indicator light elements include a power indicator light element and Status indicator element.

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