TWI423535B - Charging system - Google Patents

Description

Charging system

The invention relates to a charging system, in particular to a charging system capable of maintaining the joint effect between the power supply unit and the electronic product and for quickly taking the electronic product.

According to the continuous advancement of technology, people's requirements for electronic products have also increased relatively, especially consumer electronic products, such as large-capacity electronic products (such as CD players, home phones or desktop computers). Simplified and turned into portable and high-performance electronic products (such as MPEG Audio Layer-3 (MP3), mobile phones or laptops) to make people's lives more efficient.

Most of the power required for the use of the above-mentioned portable electronic products is a rechargeable battery such as a nickel-hydrogen battery or a lithium battery. The rechargeable battery is mainly charged by a charging device, and the charging device includes a charging stand and a charging device. a power plug, the charging base is electrically connected to the power plug, and the charging base is provided with a power conversion module and a charging slot for the rechargeable battery to be placed in the charging slot, thereby providing the electronic product for charging Electricity.

Secondly, some charging devices integrate the power conversion module on one side of the power plug, and electrically connect the electronic product through the electric wire with the electrical connector at the rear end, thereby providing power required for charging the electronic product. Even when some portable electronic products are used outdoors, they carry a charging device that is commonly called a mobile power source to charge electronic products.

However, whether portable electronic products are charged through a commercial power source or a mobile power source, most of the electronic products themselves are electrically connected to the charging device through wires and electrical connectors when charging, so when it is necessary to take electronic products immediately When using it (for example, when a mobile phone has an important incoming call while charging), it is often inconvenient to use because the electronic product is connected to a wire.

In view of this, the present invention provides a charging system that can maintain the bonding effect between the power supply unit and the electronic product, and can be quickly used for electronic products, and is the main purpose thereof.

In order to achieve the above, the charging system of the present invention basically comprises at least one switching unit and a power supply unit; wherein the switching unit is provided with first and second coupling portions at both ends of a housing for respectively The power supply unit is electrically connected to the power supply unit and the electronic product; and the power supply unit is provided with a third coupling portion for electrically connecting to the first coupling portion of the switching unit; and the switching unit and the The power unit coupling points are respectively provided with first and second magnetic elements that are mutually adsorbed.

When the charging system of the present invention is used, the power supply unit is electrically connected to the electronic product through the switching unit to form a power transmission between the power supply unit and the electronic product; in particular, the adsorption function of the first and second magnetic components is utilized. Maintaining the joint effect of the adapter unit and the power supply unit, the electronic product can be separated from the power supply unit with a slight force, and the electronic product can be quickly taken and used without affecting the operation of the electronic product.

In the implementation of the present invention, the charging system can be provided with a power conversion module inside the casing of the power supply unit, and the power conversion module converts the AC main power into DC power required for charging or operating the electronic product.

In the implementation of the present invention, the charging system is provided with at least one rechargeable battery inside the casing of the power supply unit, and the rechargeable battery provides DC power required for charging or operation of the electronic product, and can be presented in the form of a mobile power source. .

In the implementation of the present invention, the charging system is provided with a power conversion module and at least one rechargeable battery inside the housing of the power supply unit, and the power conversion module converts the AC mains power into a DC power for supplementing the rechargeable battery. The rechargeable battery provides the power required for charging or operating the electronic product, and can be presented in the form of a mobile power supply.

In the above various configurations, the first magnetic element and the second magnetic element may be composed of a magnet and an iron member, respectively.

In the above various configurations, the first magnetic element and the second magnetic element are each formed of a magnet.

In the above various structural forms, the charging system may integrate a stable step-down circuit inside the casing of the switching unit or the power supply unit, and provide a switching voltage stabilization circuit on the switching unit or the power supply unit. The switching of the output voltage allows manual switching to the power required to charge or operate the electronic product in accordance with the requirements of the electronic product being used.

In the above various configurations, the charging system may integrate a stable step-down circuit inside the casing of the switching unit or the power supply unit, and provide a third coupling portion and the stable voltage-reducing circuit. The detection circuit of the connection detects the state of the electronic product by the detection circuit, and automatically adjusts the output voltage of the stable step-down circuit to provide power required for charging or operating the electronic product.

In particular, the charging system of the present invention is in the form of a mobile power supply, and the entire charging system further includes a storage unit for accommodating the power supply unit, the storage unit is provided with a passage for the electronic product to enter and exit, and guide The electronics are drilled down to ensure that the adapter unit is coupled to the power supply unit.

The features of the present invention can be clearly understood by referring to the drawings and the detailed description of the embodiments.

1 is a perspective view of the charging system of the first embodiment of the present invention, and FIG. 2 is a perspective view showing the charging system of another viewing angle of the first embodiment of the present invention. The charging system 10 of the present invention basically includes: at least one The switching unit 10, and a power supply unit 20; wherein:

Each of the adapter units 10 is provided with a first coupling portion 11 for electrically connecting to the power supply unit 20, and a second coupling portion 12 for electrically connecting to the electronic product 30. The second coupling portion 12 is provided with electrode contacts (not shown) corresponding to the format of the predetermined electronic product 30.

The power supply unit 20 is configured to provide power for charging or operating the electronic product 30, and is provided with a third coupling portion 21 for electrically connecting to the switching unit 20 on a casing.

And the coupling unit 10 and the power supply unit 20 are respectively coupled with a first magnetic element 13 and a second magnetic element 22 that are mutually adsorbed. The first magnetic element 13 and the second magnetic element 22 may be composed of a magnet and an iron member, respectively, or may be composed of a magnet, and are mainly maintained by the adsorption of the first and second magnetic elements 13 and 22. The joint effect of the adapter unit 10 and the power supply unit 20 should be.

The charging system of the present invention is electrically connected to the power supply unit 20 and the electronic product 30 by using the first and second coupling portions 11 and 12 of the adapter unit 10, and the electronic product 30 is provided with at least one electrode. The contacts 31, which are in contact with the respective electrode contacts, constitute a power transfer between the power supply unit 20 and the electronic product 30 such that the electronic product 30 is charged with power from the power supply unit 20. Of course, the charging system of the present invention can be provided with other different second coupling part adapter units for replacement of different electronic products.

In particular, when the electronic product 30 needs to be taken urgently, the electronic product 30 can be separated from the power supply unit 20 with a slight force, and the electronic product 30 can be quickly taken and used without being affected by the power supply unit 20. The operation of the electronic product 30.

In the embodiment shown in the first and second figures, the charging system of the present invention is provided with a power conversion module 23 inside the housing of the power supply unit 20, and the power conversion module 23 converts the AC mains power. The DC power required to charge or operate the electronic product 30. The charging system of the present invention can also be provided with at least one rechargeable battery 24 inside the casing of the power supply unit 20, and the rechargeable battery 24 provides DC power required for charging or operation of the electronic product, thereby becoming a convenient Carry out the mobile power supply for use.

Of course, the charging system of the present invention can also be provided with a power conversion module 23 and at least one rechargeable battery 24 in the housing of the power supply unit 20, and the power conversion module 23 converts the AC mains power. The pair of rechargeable batteries 24 supplement the DC power of the power, and the rechargeable battery 24 provides the power required to charge or operate the electronic product.

Even in the charging system of the present invention, as shown in the first and third figures, the third coupling portion 21 of the power supply unit 20 has a predetermined number/format of electrode contacts 26, and the switching unit 10 The first coupling portion 11 has a predetermined number/format of electrode contacts 14 which can be electrically connected by contact of the electrode contacts 26, 14 to transmit power from the power supply unit 20 to the electronic product. The purpose of 30.

Furthermore, the charging system of the present invention can be provided with at least one rechargeable battery 24 inside the power supply unit 20 as shown in the fourth figure, and the third coupling portion 21 is provided with one of the charging batteries 24 a first induction coil 25 is disposed at the first coupling portion 11 of the adapter unit 10, and the second induction coil 25 is connected to the second coupling portion 12 by the first The second induction coils 15 and 25 are electromagnetically induced to cause the rechargeable battery 24 to provide power required for charging or operating the electronic product 30 to achieve non-contact charging of the electronic product 30.

In the above various embodiments, the charging system of the present invention can be improved in that a stable step-down circuit 41 is integrated in the casing of the power supply unit 20, and a power supply device 10 is provided on the power supply device 10 for switching the output of the stable step-down circuit 41. The voltage switch 42, as shown in the fifth figure, is manually switched to the power required for the charging or operation of the electronic product 30 in accordance with the demand of the electronic product 30 used; of course, the steady voltage circuit can also be set in The converter is internal.

In the above various embodiments, the charging system of the present invention can be integrated with a stable step-down circuit 41 inside the casing of the power supply unit 20 as shown in FIG. 6, and a first coupling portion is provided. 11 and the detecting circuit 43 electrically connected to the stable step-down circuit 41, the detecting circuit 43 is configured to detect the state of the electronic product 30, and automatically adjust the output voltage of the stable step-down circuit 41 to provide charging of the electronic product. Alternatively, the power required for operation, even when the electronic product 30 is fully charged, turns off the steady voltage step circuit 41 to stop supplying power to the electronic product 30.

Certainly, the stable buck circuit 41 and the detecting circuit 43 can also be disposed inside the converter 10, as shown in FIG. 7, and the detecting circuit 43 can further detect the first coupling portion 11 and the second a current transmission state of the coupling portion 12, and a display module 44 is disposed on the casing of the converter 10 for displaying the operating state of the power adapter, and a microcontroller 45 is disposed inside the casing. The microcontroller 45 is electrically connected to the detecting circuit 43 and the display module 44, and is provided with a plurality of control modes corresponding to the display module 44, and is mainly used for receiving the signal of the detecting circuit 43 and Controlling the operation of the display module 44; the switch housing 46 may be further provided with a switch circuit 46, as shown in the eighth figure, the switch circuit 46 and the first coupling portion 11, the second coupling The connector 12 and the microcontroller 45 are electrically connected, and the microcontroller 45 controls the switch circuit 46 according to the signal of the detecting circuit 43 to control the circuit conduction of the first and second coupling portions 11 and 12. Whether or not the second coupling portion 12 is automatically powered off in a state in which charging cannot be performed normally, so as to avoid Power fairly frequently affect the life of electronic products.

As shown in the ninth and tenth embodiments, when the adapter of the present invention is implemented, the adapter unit 10 includes: a housing 16, first and second coupling portions 11, 12, and a plurality of activities. a conductive sleeve 50, and a plurality of push buttons 60 corresponding to the movable conductive sleeve 50; wherein:

The housing 16 is provided with a plurality of axially disposed slots 161.

The first coupling portion 11 is disposed on the housing 16 and has a predetermined number/format of electrode contacts 14 and a second magnetic element 13 .

The second coupling portion 12 is electrically connected to the first coupling portion 11 , and the second coupling portion 12 has an electrode core 121 extending normally from the housing and An electrode sleeve 122.

The plurality of movable conductive sleeves 50 are sequentially stacked on the outer circumference of the electrode sleeve 122, and are individually connected to the push button 60 that is disposed on the housing, and the movable conductive sleeves 50 are relatively displaced and maintained. The bonding effect of the mutual contact, and the movable conductive sleeve 50 located at the innermost layer, maintains frictional contact with the electrode sleeve 122.

As a matter of fact, the plurality of push buttons 60 are individually disposed at the slot 161 of the housing 16 and are connected to the corresponding movable conductive sleeve 50 to form a linkage effect with the movable conductive sleeve 50; As shown in FIG. 13 to FIG. 13 , each push button 60 is provided with a clamping opening 61 on the side of the housing 16 , and the end of each movable conductive sleeve 50 is bent with a convex plate 51 for pushing. The pinch 61 of the button 60 is inserted to form a linkage effect between the push button 60 and the movable conductive sleeve 50; in particular, a groove 52 is provided at the end of the movable conductive sleeve 50 at the outer layer for relative movement on the inner layer. The conductive sleeve 50 is passed through the convex plate 51 to relatively reduce the length of the entire adapter unit 10.

Moreover, each push button 60 is further provided with an extension plate 62 for shielding the slot 161 of the housing 16 and a positioning recess 63 on the wall surface thereof, the housing 16 corresponding to each slot 161 thereof. Both ends of the sliding stroke of the push button 60 are provided with elastic buckles 162 for straddle the positioning recesses 63 of the push button 60, as shown in FIG. 14 for the purpose of positioning the push button 60 and the movable conductive sleeve 60.

Referring to the tenth and thirteenth drawings, when the adapter unit 10 of the present invention is used, in addition to being electrically connected to the object to be used by the second coupling portion, the pushing of the housing 16 may be relatively exposed. The button 60 is for the user to selectively push one or more of the movable conductive sleeves 50 toward the front end of the housing 16 to the positioning position, and overlap with the electrode sleeve 122 by using different positions or different numbers of movable conductive sleeves 50. Specific outer diameter specifications to meet the needs of different objects.

In particular, in the configuration of the charging system of the present invention in the form of a mobile power supply, the entire charging system further includes a storage unit 70 (such as a mobile phone case as shown) as shown in FIG. In order to accommodate the power supply unit 20, the storage unit 50 is provided with a passage 71 for the electronic product 30 to enter and exit, and guides the electronic product 30 to the position to ensure the coupling of the adapter unit 10 and the power supply unit 20.

Specifically, the charging system of the present invention can transfer power from the power supply unit to the electronic product to charge the electronic product at any time, in addition to being replaced by different switching units, and further utilize magnetic adsorption to form a transfer. The unit and the power supply unit should have the joint effect; when the electronic product needs to be urgently taken, the electronic product can be separated from the power supply unit with a slight force, and the electronic product can be quickly taken and used without affecting the operation of the electronic product. Therefore, the utility and ease of use of the overall charging system are relatively improved.

In summary, the present invention provides a preferred and feasible charging system, and an application for an invention patent is provided according to the law; the technical content and technical features of the present invention are disclosed above, but those skilled in the art may still be based on the present invention. It is to be understood that various changes and modifications may be made without departing from the spirit of the invention. Therefore, the scope of the present invention should be construed as being limited by the scope of the appended claims

10‧‧‧Transfer unit

11‧‧‧First coupling

12‧‧‧Second coupling

121‧‧‧electrode mandrel

122‧‧‧Electrode sleeve

13‧‧‧First magnetic element

14‧‧‧Electrode contacts

15‧‧‧Second induction coil

16‧‧‧Shell

161‧‧‧ slots

20‧‧‧Power supply unit

21‧‧‧ Third coupling

22‧‧‧Second magnetic element

23‧‧‧Power Conversion Module

twenty four. . . Rechargeable Battery

25. . . First induction coil

26. . . Electrode contact

26. . . Stable step-down circuit

27. . . switch

28. . . Detection circuit

30. . . electronic product

41. . . Stable step-down circuit

42. . . switch

43. . . Detection circuit

44. . . Display module

45. . . Microcontroller

46. . . Switch circuit

50. . . Active conductive sleeve

51. . . Convex plate

52. . . Trench

60. . . Push button

61. . . Jaw

62. . . Extension board

63. . . Positioning notch

70. . . Storage unit

71. . . aisle

The first figure is a perspective view showing the appearance of a charging system according to a first embodiment of the present invention.

The second figure is an external perspective view of a charging system of another perspective of the first embodiment of the present invention.

The third figure is a schematic structural view of a power supply unit in the second embodiment of the present invention.

The fourth figure is a schematic structural view of a power supply unit in the second embodiment of the present invention.

The fifth figure is a block diagram showing the composition of the charging system of the third embodiment of the present invention.

Figure 6 is a block diagram showing the structure of a charging system according to a fourth embodiment of the present invention.

The seventh figure is a block diagram showing the composition of the charging system of the fifth embodiment of the present invention.

The eighth figure is a block diagram showing the composition of the charging system of the sixth embodiment of the present invention.

The ninth drawing is an external structural view of the adapter unit of the seventh embodiment of the present invention.

The tenth figure is an exploded view showing the structure of the switching unit of the seventh embodiment of the present invention.

The eleventh figure is an exploded view of the push button and the movable conductive sleeve of the present invention.

Figure 12 is a cross-sectional view showing the structure of the present invention.

Figure 13 is a cross-sectional view showing the structure of another aspect of the present invention.

The fourteenth figure is a schematic diagram of the positioning state of the push button in the present invention.

The fifteenth figure is a schematic structural view of a charging system according to an eighth embodiment of the present invention.

10. . . Adapter unit

11. . . First coupling

12. . . Second coupling

13. . . First magnetic element

14. . . Electrode contact

20. . . Power supply unit

twenty one. . . Third coupling

twenty two. . . First magnetic element

26. . . Electrode contact

30. . . electronic product

Claims (14)

A charging system includes: an electronic product, the electronic product is provided with at least one electrode contact; at least one switching unit is provided with a first coupling for electrically connecting to the power supply unit a second coupling portion electrically connected to the electronic product, the second coupling portion is provided with an electrode contact corresponding to a predetermined electronic product format; and a power supply unit is provided with a third portion on a casing The coupling portion is electrically connected to the first coupling portion of the adapter unit; and the coupling portion of the adapter unit and the power supply unit are respectively provided with first and second magnetic attraction elements that are mutually adsorbed. A stable step-down circuit is integrated in the connecting unit, and a detecting circuit electrically connected to the first coupling portion, the second coupling portion and the stable step-down circuit is provided, and the detecting circuit detects the electronic product a state in which the output voltage of the stable step-down circuit is automatically adjusted, and the detecting circuit can detect the current transmission state of the first coupling portion and the second coupling portion, and the housing of the switching unit is provided with a Display module for displaying the operating status of the power transfer unit The microcontroller is internally provided with a microcontroller, and the microcontroller is electrically connected to the detecting circuit and the display module, and is provided with a plurality of control modes corresponding to the display module, and is mainly used for receiving The signal of the detection circuit controls the operation of the display module. The charging system of claim 1, wherein the power supply unit has a power conversion module inside, and the power conversion module converts the AC mains into DC power required for charging or operating the electronic product. The charging system of claim 1, wherein the housing of the power supply unit is provided with at least one rechargeable battery, and the rechargeable battery provides DC power required for charging or operating the electronic product. The charging system of claim 1, wherein the power supply unit is internally provided with a power conversion module and at least one rechargeable battery, and the power conversion module converts the AC mains power into a supplementary battery for the rechargeable battery. The direct current, and then the rechargeable battery provides the power required to charge or operate the electronic product. The charging system of any one of the preceding claims, wherein the first coupling portion of the power supply unit has a predetermined number/format of electrode contacts, and the first of the switching units The second coupling has a predetermined number/format of electrode contacts. The charging system of claim 1, wherein the housing of the power supply unit is provided with at least one rechargeable battery, and the third coupling portion is provided with a first induction coil connected to the rechargeable battery. The first coupling portion of the adapter unit is provided with a second induction coil connected to the second coupling portion, and the first and second induction coils are electromagnetically induced to cause the rechargeable battery to charge the electronic product or The electricity required to operate. The charging system of claim 1, 2, 3, 4 or 6 wherein the first magnetic element and the second magnetic element are respectively composed of a magnet and an iron member. The charging system of claim 1, 2, 3, 4 or 6 wherein the first magnetic element and the second magnetic element are each formed of a magnet. The charging system of claim 1, 2, 3, 4 or 6, wherein the switching unit is internally integrated with a stable step-down circuit, and a switching unit is provided with a switch for the stable step-down circuit. Output voltage switch. The charging system of claim 1, 2, 3, 4 or 6 wherein the housing is further provided with a switch circuit, the switch circuit and the first coupling portion and the second coupling portion. And the microcontroller is electrically connected, and the microcontroller controls the switching circuit according to the signal of the detecting circuit to control whether the circuits of the first and second coupling portions are turned on or not. The charging system of claim 1, wherein the housing of the adapter unit is provided with a plurality of axially disposed slots, and the electrodes of the second coupling portion are connected. The point system has an electrode core shaft and an electrode sleeve extending normally from the housing, and the outer sleeve of the electrode sleeve is sequentially arranged with a plurality of movable conductive sleeves, and the movable conductive sleeves are relatively displaceable. And maintaining the bonding effect of mutual contact, and maintaining the frictional contact with the electrode sleeve by the movable conductive sleeve located at the innermost layer, and the slot of the housing is provided with a plurality of push buttons, each push button and the same Corresponding active conductive sleeves are connected to form a linkage effect with the movable conductive sleeve. The charging system of claim 11, wherein each push button is provided with a clamping mouth on a side thereof located inside the casing, and the end of each movable conductive sleeve is bent with a convex plate for pushing the button The clip is inserted; and a groove is provided at the end of the movable conductive sleeve opposite to the outer layer for the passage of the movable conductive sleeve convex plate located opposite to the inner layer. The charging system of claim 11, wherein each of the push buttons is provided with a positioning recess on the wall surface thereof, and the housing is provided with elastic buckles at opposite ends of the sliding stroke of the push buttons corresponding to the push buttons. A positioning recess for the push button. The charging system of claim 3, 4 or 6, wherein the charging system further comprises a storage unit for receiving The electric unit has a passage for the electronic product to enter and exit, and guides the electronic product to the position to ensure the coupling of the transfer unit and the power supply unit.