CN209823836U - Portable but wireless cell-phone shell that charges - Google Patents

Abstract

The utility model relates to the field of mobile phone shells, and discloses a portable wireless chargeable mobile phone shell; the coil winding device comprises a shell and a baffle connected to the periphery of the upper end of the shell, wherein a first cavity, a second cavity and a third cavity are sequentially arranged in the shell from bottom to top, a first coil is arranged in the first cavity, a storage battery is arranged in the second cavity, and a second coil is arranged in the third cavity; the first coil is connected with a second charging circuit, the second charging circuit is connected with the storage battery, and the storage battery is further connected with the second coil through a third charging circuit. The utility model can realize wireless charging of the mobile phone, and also can wirelessly charge the storage battery in the mobile phone shell under the action of the wireless charger; and simultaneously, the utility model provides a first coil, battery and second coil etc. set up respectively in the cavity of difference, can avoid interference, temperature influence between separately.

Description

Portable but wireless cell-phone shell that charges

Technical Field

The utility model relates to a cell-phone shell technical field, more specifically say, in particular to but portable wireless charging cell-phone shell.

Background

The cell-phone has now become the essential equipment in people's life, and in order to protect the cell-phone, and let the cell-phone seem more pleasing to the eye, many people all are at cell-phone externally mounted cell-phone shell, the pattern of present cell-phone shell, the kind, the material is various, the cell-phone protective housing not only lets your cell-phone become a scenery as the ornament, more can protect the cell-phone, prevent falling, prevent scraping, waterproof and taking precautions against earthquakes, the cell-phone shell develops to present, no longer is simple practical commodity, the function of cell-phone shell also no longer limits in the protection cell-phone, only multi-functional, diversified development, just can satisfy the diversified state of current society.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a but portable wireless charging cell-phone shell realizes the wireless function of charging.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a portable wireless charging mobile phone shell is designed, and comprises a shell and a baffle connected to the periphery of the upper end of the shell, wherein a first cavity, a second cavity and a third cavity are sequentially arranged in the shell from bottom to top, a first coil is arranged in the first cavity, a storage battery is arranged in the second cavity, and a second coil is arranged in the third cavity; the first coil is connected with a second charging circuit, the second charging circuit is connected with the storage battery, and the storage battery is further connected with the second coil through a third charging circuit.

Preferably, the housing further comprises a fourth chamber, and the second charging circuit is disposed in the fourth chamber.

Preferably, the housing further comprises a fifth chamber, and the third charging circuit is disposed in the fifth chamber.

Preferably, the shell is further provided with a camera hole and an illuminating lamp hole.

Preferably, the camera hole is of a conical structure.

Preferably, the periphery of the baffle is provided with heat dissipation holes and sound meshes.

Preferably, the housing and the skirt are integrally formed.

Preferably, the upper side of casing still is equipped with first button, the second button of charging, first charge pilot lamp and the second pilot lamp of charging.

Preferably, the first charging button and the first charging indicator light are connected to the second charging circuit.

Preferably, the second charging button and the second charging indicator light are connected to the third charging circuit

Compared with the prior art, the utility model has the advantages of:

(1) the utility model can realize wireless charging of the mobile phone, and also can wirelessly charge the storage battery in the mobile phone shell under the action of the wireless charger; meanwhile, the first coil, the storage battery, the second coil and the like in the utility model are respectively arranged in different cavities, so that the interference and the temperature influence between the first coil and the second coil can be avoided;

(2) the utility model discloses simple structure, portable use, can realize wireless charging, have very important using value.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic cross-sectional structural view of a mobile phone case according to an embodiment of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;

fig. 3 is a schematic perspective view of a mobile phone case according to an embodiment of the present invention;

fig. 4 is a schematic plan view of a mobile phone case according to an embodiment of the present invention;

fig. 5 is a schematic diagram of the connection between the charger, the mobile phone shell and the mobile phone according to the embodiment of the present invention;

fig. 6 is a circuit diagram of a mobile phone case for charging a mobile phone according to an embodiment of the present invention;

figure 7 is a circuit diagram of a charger for charging a mobile phone housing according to an embodiment of the present invention.

Description of reference numerals: the camera comprises a shell 1, a baffle 2, a first chamber 3, a second chamber 4, a third chamber 5, a first coil 6, a storage battery 7, a second coil 8, a second charging circuit 9, a third charging circuit 10, a fourth chamber 11, a fifth chamber 12, a camera hole 13, a lighting lamp hole 14, a heat dissipation hole 15, a sound box mesh 16, a first charging button 17, a second charging button 18, a first charging indicator lamp 19, a second charging indicator lamp 20, a antiskid pin 21 and a groove 22.

Detailed Description

The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings, so that the advantages and features of the present invention can be more easily understood by those skilled in the art, and the scope of the present invention can be more clearly and clearly defined.

Referring to fig. 1-3, a portable wireless charging mobile phone shell according to an embodiment of the present invention includes a shell 1 and a baffle 2 connected around an upper end of the shell 1, wherein a first chamber 3, a second chamber 4, and a third chamber 5 are sequentially disposed in the shell 1 from bottom to top, a first coil 6 is disposed in the first chamber 3, a storage battery 7 is disposed in the second chamber 4, and a second coil 8 is disposed in the third chamber 5; the first coil 6 is connected with a second charging circuit 9, the second charging circuit 9 is connected with the storage battery 7, the storage battery 7 is further connected with the second coil 8 through a third charging circuit 10, the housing 1 further comprises a fourth chamber 11, the second charging circuit 9 is arranged in the fourth chamber 11, the housing 1 further comprises a fifth chamber 12, the third charging circuit 10 is arranged in the fifth chamber 12, the housing 1 is further provided with a camera hole 13 and a lighting lamp hole 14, the camera hole 13 is in a conical structure, heat dissipation holes 15 and sound holes 16 are arranged around the baffle 2, the housing 1 and the baffle 2 are integrally formed, the upper side of the housing 1 is further provided with a first charging button 17, a second charging button 18, a first charging indicator lamp 19 and a second charging indicator lamp 20, the first charging button 17 and the first charging indicator lamp 19 are connected to the second charging circuit 9, the second charge button 18 and the second charge indicator light 20 are connected to the third charging circuit 10.

The working principle is as follows: referring to fig. 1-3, when the mobile phone case of the present invention is in operation, the mobile phone can be wrapped in the retaining wall 2, and the bottom of the mobile phone is supported by the case 1; during actual work, can charge for cell-phone shell is wireless through external charger, recycle the electric energy of storing in the cell-phone shell and charge for cell-phone is wireless.

First, a specific example of the mobile phone case of the present application for charging the mobile phone is described, referring to fig. 5, in the embodiment of the present invention, the power of the mobile phone case is stored in the BATTERY 7, and the BATTERY 7 may be a lithium ion BATTERY with high power density according to the actual situation, and is installed in the second cavity 4 of the case 1, referring to fig. 6, the BATTERY 7 may be represented as BATTERY1, BATTERY1 provides the square wave chip U1, the switch second charging button 18, i.e. the switch K1, with power, after the switch K1 is turned on, BATTERY1 provides the second charging indicator light 20, i.e. the light emitting diode D1, the light emitting diode D1 is immediately turned on, which indicates that the mobile phone case is in a state of charging the mobile phone at this time, BATTERY1 then provides the full bridge circuit formed by SW1-SW4, and the full bridge circuit always maintains the connection between SW1 and SW4 or between SW2 and SW3 under the control of the square wave chip U1, the direct current in BATTERY1 is further changed into alternating current, and the alternating current passes through the second coil 8, that is, the inductor L1 in fig. 6, then the inductor L2 and the inductor L1 in the mobile phone generate an induced electromotive force, and the induced electromotive force is transmitted to the BATTERY2 of the mobile phone after the voltage stabilization of the voltage stabilization chip U2 and the charging operation of the charging chip U3. The utility model discloses a machine charges can adopt wireless mode to charge for the cell-phone, has portable, facilitate the use and the effect of easily charging.

Next, how to charge the battery 8 in the mobile phone case is described in detail, referring to fig. 5 and fig. 7, when the mobile phone case of the present invention is charged, the charging can be performed by using the 220V ac power supply outside the charger, the 220V ac mains supply is reduced to about 5V ac low voltage by the step-down transformer consisting of L3 and L4 and is applied to the inductor L5, the inductor L5 is the charging coil of the charger, the groove 22 of the mobile phone case is placed on the charging coil of the charger, when it needs to be described, in order to accurately correspond the first coil 6 of the mobile phone case to the charging coil of the charger, the groove 22 is provided at the position of the charging coil of the mobile phone case, so that the first coil 6 can be conveniently and quickly approached to the charging coil, the charging efficiency is improved, the inductor L6 in fig. 7 is the first coil 6, the inductor L6 senses the magnetic induction of the inductor L5 to generate electromotive force, and when the first charging button 17, i.e., the switch K2 in fig. 7, is activated, the first charging indicator lamp 19 is turned on, i.e., the light emitting diode D10 in fig. 7, indicates that the mobile phone case is being charged at this time; the electromotive force generated by the inductor L6 is subjected to voltage stabilization by the voltage stabilization chip U4 and charging processing by the charging chip U5, and then the power supply is transmitted to the storage battery 7, so that the wireless charging effect on the mobile phone shell is realized.

When this needs to explain, the utility model discloses well square wave chip U1 can choose for use AT89S51 series singlechip, and IM7805 can be chooseed for use to steady voltage chip U2, steady voltage chip U4, and SL1053 can be chooseed for use to charging chip U3, charging chip U5, and it should not constitute the pair of the utility model discloses a restriction.

The embodiment of the utility model can realize the wireless charging of the mobile phone, and also can wirelessly charge the storage battery 7 in the mobile phone shell under the action of the wireless charger; and simultaneously, the embodiment of the utility model provides an in first coil 6, battery 7 and second coil 8 etc. set up respectively in the cavity of difference, can avoid interference, temperature influence between separately.

This is the working principle and is well known to those skilled in the art without detailed description.

Although the embodiments of the present invention have been described with reference to the accompanying drawings, various changes and modifications can be made by the owner of the patent within the scope of the appended claims, for example, as long as the protection scope described in the claims of the present invention is not exceeded.

Claims (10)

1. A portable wireless charging mobile phone shell comprises a shell (1) and a baffle (2) connected to the periphery of the upper end of the shell (1), and is characterized in that a first cavity (3), a second cavity (4) and a third cavity (5) are sequentially arranged in the shell (1) from bottom to top, a first coil (6) is arranged in the first cavity (3), a storage battery (7) is arranged in the second cavity (4), and a second coil (8) is arranged in the third cavity (5); first coil (6) are connected with second charging circuit (9), second charging circuit (9) link with battery (7) are connected, battery (7) still through third charging circuit (10) with second coil (8) are connected.

2. A portable cordless chargeable mobile phone handset according to claim 1, further comprising a fourth chamber (11) within said housing (1), said second charging circuit (9) being disposed within said fourth chamber (11).

3. A portable, wirelessly chargeable, handset casing according to claim 1 or 2, characterised in that said casing (1) further comprises a fifth chamber (12) therein, said third charging circuit (10) being disposed within said fifth chamber (12).

4. A portable, wirelessly chargeable mobile phone casing according to claim 1 or 2, characterised in that the casing (1) is further provided with a camera hole (13) and a lighting lamp hole (14).

5. A portable cordless chargeable mobile phone casing according to claim 4, characterised in that the camera aperture (13) is of a tapered configuration.

6. A portable, wirelessly chargeable, mobile phone casing according to claim 1, characterised in that the surround (2) is provided with heat dissipation apertures (15) and sound mesh (16) around it.

7. A portable, wirelessly chargeable mobile phone casing according to claim 1 or 6, characterised in that the casing (1) is integrally formed with the skirt (2).

8. A portable cordless chargeable mobile phone casing according to claim 1, characterised in that the upper side of the casing (1) is further provided with a first charge button (17), a second charge button (18), a first charge indicator light (19) and a second charge indicator light (20).

9. A portable cordless chargeable mobile phone casing according to claim 8, characterised in that said first charging button (17) and said first charging indicator light (19) are connected to said second charging circuit (9).

10. A portable cordless chargeable mobile phone casing according to claim 8, characterised in that said second charging button (18) and said second charging indicator light (20) are connected to said third charging circuit (10).