JP3144801U - Multi-functional charging / feeding device - Google Patents

Abstract

Provided is a multifunctional charging / power feeding device used in daily life.
A base body 10 connectable to a power supply line and a battery box 50 incorporated on the base body so as to store a battery are provided. The base body has a connection port 14 connectable to the power supply line. And a contact electrode that is in electrical contact with the battery. In the base body, a charging circuit and a power feeding circuit are provided, and both the output end of the charging circuit and the input end of the power feeding circuit are connected to the contact electrode, and a changeover switch 24 is provided on the outer surface of the base body. The changeover switch has one charging stepper and one feeding stepper, and when the changeover switch is located in the charging stepper, the connection port of the base body is connected to the input end of the charging circuit to charge a rechargeable battery. When the changeover switch is positioned at the power feeding stepper, the connection port of the base body is connected to the output terminal of the power feeding circuit so that the battery is fed to other electronic devices.
[Selection] Figure 1

Description

  The present invention relates to a charging / power feeding device, and more particularly, to a device for charging a rechargeable battery in a multifunctional electronic product and feeding power to a small-sized electric device used in daily life.

  Rechargeable batteries have received the attention of a wide range of consumers because of the advantage that they can be used repeatedly over a normal dry battery. Currently, charging a rechargeable battery is often accomplished by a charger. Generally, a charger includes two parts, a charging seat that rectifies and lowers a streetcar, and a battery box that houses a rechargeable battery. The charging seat of such a charger is designed integrally with the battery box, and its volume is relatively large, so it is not convenient to carry. Besides, when people go out to play, they need to carry small portable equipment such as flashlight, small fan, crime prevention device, mosquito avoid, dog avoid, digital camera, MP3, game machine, PDA, mobile phone, GPS, etc. Many of these devices require a power source. In order to supply or charge these electronic facilities, it is necessary to carry a charger of each facility, and even if a spare battery is carried, it can be held only for a certain period of time, which is very convenient for use.

  An object of the present invention is to provide a multifunctional charging / feeding device that can charge a rechargeable battery and can supply power to a small electric device used in daily life.

  In order to solve the above-described problems, a multifunctional charging / power feeding device according to the present invention includes a base body connectable to a power line and a battery box incorporated on the base body so as to accommodate at least one battery. The base body is provided with a connection port that can be connected to a power line and a contact electrode that can be in electrical contact with the battery, wherein the base body Are provided with a charging circuit, a power feeding circuit, the output terminal of the charging circuit and the input terminal of the power feeding circuit are both connected to the contact electrode, and a changeover switch is provided on the outer surface of the base body, The changeover switch has one charge stepper and one power supply stepper. When the changeover switch is located on the charge stepper, the connection port of the base body is connected to the input end of the charge circuit, and is connected to the battery box. When the rechargeable battery is charged and the changeover switch is positioned on the power feeding stepper, the connection port of the base body is connected to the output terminal of the power feeding circuit, and the battery built in the battery box is replaced with another electronic device. Let the power supply.

  In the present invention, the battery can be charged using the present invention by controlling the connection port connected to the power supply line of the base body to be selectively connected to the charging circuit and the power feeding circuit by the changeover switch. A function capable of supplying power to an electronic device using a battery can be realized, and the structure is simple.

  1 to 4, the multifunctional charging / power feeding device of the present invention includes a base body 10 and a battery box 50.

  Among them, a charging circuit and a power feeding circuit are provided in the base body 10, and a changeover switch 24 for switching between charging and power feeding is further provided on the base body 10. The battery box 50 is detachably connected to the base body 10, a rechargeable battery 90 or a normal dry battery is mounted in the battery box 50, and the battery box 50 has a battery box in the base body 10. 50, a charging circuit capable of charging the rechargeable battery 90 is provided, and the fully charged rechargeable battery 90 or a normal dry battery is connected to the base body 10 via the power feeding circuit, for example, Electric power can be supplied to small electronic devices such as electric lamps, small fans, crime prevention devices, mosquito avoidance, dog avoidance, digital cameras, MP3, game machines, PDAs, mobile phones, and GPS.

  A first indicator lamp 12 and a connection port 14 are provided on the first end surface of the base body 10, and one projecting portion 16 projects from the second end surface opposite to the first end surface. On the outer end surface of the protrusion 16, convex electrodes 18 and 19 are provided to be in contact with the corresponding electrodes of a corresponding rechargeable battery 90 or a normal dry battery, and the protrusion 16 is opposed to the two. A locking groove 20 is provided on each relatively wide side surface. One second indicator lamp 22 is provided on a relatively wide side surface of the base body 10, and a pressing key of the changeover switch 24 is provided on a relatively narrow side surface. There are three steppers: a stepper, a power feeding stepper, and an off stepper.

  The battery box 50 includes a main body 52 and a box cover 54 slidably covered by the main body 52. The main body 52 is substantially U-shaped, and a relatively large battery is accommodated therein. In this embodiment, two battery grooves 58 are provided in the battery storage space, and two rechargeable batteries 90 or two normal dry batteries can be stored. On the outer end surface of the first end of the main body 52, a recess 60 is provided corresponding to the protruding portion 16 of the base body 10, and the bottom surface of the recess 60 has 2 corresponding to the two battery grooves 58. Two through holes 62 are formed, and elastic locking rods 64 are provided on two relatively wide side surfaces of the recess 60, respectively. In the present embodiment, the two convex electrodes 18 and 19 provided on the outer end surface of the protruding portion 16 and the two battery grooves 58 provided on the second end of the main body 52 facing the first end thereof. The two elastic and electrically connected metal elastic sheets (not shown) projecting toward the same constitute a contact electrode, and the two electrodes are interposed via the convex electrode and the metal elastic sheet. A rechargeable battery 90 or a normal dry battery is connected in series, and is connected to a corresponding charging circuit or power feeding circuit via two convex electrodes 18 and 19. The outer surface of the second end is provided with an n-shaped recess along its edge, and two slide grooves 70 are recessed on both sides of the main body 52. The box cover 54 is substantially n-shaped, and two flanges are provided on the inner sides of the box cover 54 corresponding to the two slide grooves 70 of the main body 52, and the end of the box cover 54 is positioned in alignment with the end of the main body 52. A blocking portion 74 is further provided.

  In use, when the protruding portion 16 of the base body 10 is inserted into the recess 60 of the main body 52 of the battery box 50, the locking rod 64 of the main body 52 is locked to the locking groove 20 of the protruding portion 16, The base body 10 and the battery box are integrally connected, and the two convex electrodes 18 and 19 of the base body 10 are respectively positioned in the two through holes 62 of the main body 52. A rechargeable battery 90 or a normal dry battery is placed in two battery grooves 58 of the main body 52, and the two rechargeable batteries 90 or a normal dry battery are housed so as to be connected in series. The box cover 54 is mounted on the main body 52 by sliding its flange from the second end of the main body 52 toward the first end. The flanges on both sides of the box cover 54 are connected to the slide grooves 70 of the main body. Aligned and slid along the slide groove 70 of the main body 52 to the blocking portion 74 located at one end of the box cover 54 to engage with the recess at the second end of the main body 52, and the other end of the box cover 54 Is brought into contact with the inside of the first end of the main body 52. The box cover 54 has effects such as dust prevention and moisture prevention.

  In order to leave the base body 10 and the battery box 50 separately, the base body 10 is rotated toward a relatively wide side surface of the base body 10, and the locking groove 20 of the base body 10 is moved to the battery box. The base body 10 is separated from the battery box 50 by being detached from the 50 locking rods 64.

  Referring to FIG. 5, the changeover switch 24 of the base body 10 is a two-circuit, three-contact (DPTT) switch, which can be roughly summarized as the switches K <b> 1 and K <b> 2. Is connected to the circuit end of the switch K1, the first contact end of the switch K1 is connected to the input end of the charging circuit, the second contact end is connected to the output end of the feeding circuit, and the third contact end is Free connection. The charging circuit includes a charging control circuit 76, a power supply instruction circuit 77, a charging instruction circuit 78, a charging instruction circuit 79, a battery charge level detection circuit 80, and a battery charge level indication circuit 81. A protection circuit 82, a boost control circuit 83, a boost instruction circuit 84, and an overload protection circuit 85 are provided. The first contact end of the switch K1 is connected to the charge control circuit 76, the charge control circuit 76 is connected to the battery contact detection circuit 80 and the first contact end of the switch K2, and the battery charge detection circuit 80 is further connected to the battery charge detection instruction. The charge control circuit 76 is further connected to a power supply instruction circuit 77, a charge instruction circuit 78, and a charge instruction circuit 79. The circuit end of the switch K2 is connected to the convex electrode 18 of the base body 10, the second contact end is connected to the battery low-voltage protection circuit 82 and the boost control circuit 83, and the third contact end is connected open. Yes. The battery low voltage protection circuit 82 is further connected to a boost control circuit 83, the boost control circuit 83 is further connected to a boost instruction circuit 84 and an overload protection circuit 85, and the overload protection circuit 85 is connected to the second contact terminal of the switch K1. It is connected to the.

  In the case of charging, when the changeover switch 24 is switched to the charging stepper, the circuit end of the switch K1 is thrown to the first contact end, and the circuit end of the switch K2 is thrown to the first contact end. The rechargeable battery 90 in the box 50 is connected to the connection port 14 via a charging circuit, and therefore charges the rechargeable battery 90 from a power source plugged into the connection port 14 and generally power input. The voltage is 5 Vdc and the input current is 500 mA. In the case of power feeding, when the changeover switch 24 is switched to the power feeding stepper, the circuit end of the switch K1 is thrown to the second contact end, and the circuit end of the switch K2 is thrown to the second contact end. A rechargeable battery 90 or a normal dry battery in the box 50 is connected to a connection port via a power feeding circuit, and is connected to the connection port 14 by a rechargeable battery 90 or a normal dry battery. In general, the output voltage is 5.6 Vdc and the output current is 500 mA. When there is no need to use the multifunctional charging / feeding device, the changeover switch 24 can be switched to an off-stepper, and the circuit end of the switch K1 is thrown to the third contact end and the circuit of the switch K2 The end is thrown at its third contact end.

  The charging control circuit 76 of the charging circuit is a charging circuit for charging a normal rechargeable battery, and the power supply instruction circuit 77 is connected to the first instruction lamp 12 so that the multifunctional charging / feeding device is The charging instruction circuit 78 and the charging instruction circuit 79 are connected to the second instruction lamp 22 to indicate the state of charge of the rechargeable battery, and the battery coulometer circuit 80 is connected to the second indicator lamp 22. Used to detect the electric charge, the battery charge indicator circuit 81 is connected to the first indicator lamp 12, and the battery low voltage protection circuit 82 of the power supply circuit has the effect of battery protection when the battery voltage is too low, The boost control circuit 83 controls the battery voltage to be improved when the battery voltage is too low, and the boost instruction circuit 84 is connected to the second instruction lamp 22 to instruct a boost state, and the overload protection circuit 85 Is Provide an advantage of the device protection when the load is too large, the above circuit is the normal circuit functions can be realized for the relevant both industry usual.

It is a three-dimensional exploded view of the multifunctional charging / power feeding device of the present invention. It is another three-dimensional exploded view of the multifunctional charging / power feeding device of the present invention. FIG. 6 is still another three-dimensional exploded view of the multifunctional charging / power feeding device of the present invention. It is a three-dimensional assembly drawing of the multifunctional charging / power feeding device of the present invention. 1 is a circuit principle diagram of a multifunctional charging / feeding device of the present invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 10 Base body 12 1st instruction | indication lamp 14 Connection port 16 Protrusion part 18 and 19 Convex electrode 20 Locking groove 22 2nd instruction | indication lamp 24 Changeover switch 50 Battery box 52 Main body 54 Box cover 58 Battery groove 60 Depression 62 Through-hole 64 Locking rod 70 Slide groove 74 Blocking unit 76 Charge control circuit 77 Power supply instruction circuit 78 Charge instruction circuit 79 Charge instruction circuit 80 Battery charge detection circuit 81 Battery charge detection circuit 82 Battery low voltage protection circuit 83 Boost control circuit 84 Boost instruction circuit 85 Load protection circuit 90 Rechargeable battery K1, K2 switch

Claims (10)

A base body connectable to a power supply line; and a battery box incorporated on the base body so as to store at least one battery. The base body includes a connection port connectable to the power supply line; A multifunctional charging / power feeding device provided with a contact electrode that can be electrically contacted with
A charging circuit and a power feeding circuit are provided in the base body, and an output end of the charging circuit and an input end of the power feeding circuit are both connected to the contact electrode, and a changeover switch is provided on the outer surface of the base body. The changeover switch has one charging stepper and one feeding stepper, and when the changeover switch is located in the charging stepper, the connection port of the base body is connected to the input end of the charging circuit, and the battery box When the rechargeable battery built in the battery is charged and the changeover switch is positioned at the power feeding stepper, the connection port of the base body is connected to the output end of the power feeding circuit, and the battery built in the battery box is A multifunctional charging / feeding device characterized by feeding power to an electronic device.   The first changeover switch further includes one off-stepper, which is a two-circuit three-contact switch, and includes a first switch and a second switch, and a circuit end of the first switch is the connection port. The first contact end of the first switch is connected to the input end of the charging circuit, the second contact end of the first switch is connected to the output end of the power feeding circuit, and the first switch end of the first switch 3 is connected to the contact electrode, the first switch terminal of the second switch is connected to the output terminal of the charging circuit, and the second switch terminal of the second switch is connected to the output terminal of the charging circuit. The multifunctional charging / feeding device according to claim 1, wherein the contact end of the second switch is connected to the input end of the power feeding circuit, and the third contact end of the second switch is connected to be idle.   The charging circuit includes a charging control circuit, a charging instruction circuit, a charging instruction circuit, and a power supply instruction circuit, and an input terminal of the charging control circuit is connected to a first contact terminal of a first switch, The output terminal is connected to a charge instruction circuit, a charge instruction circuit, and a power supply instruction circuit, and the other output terminal is connected to the first contact terminal of the second switch. Multifunctional charging / power supply device.   The charging circuit includes a battery charge detection circuit and a battery charge indication circuit, and the battery charge detection circuit is connected to a first contact end of the second switch and the battery charge indication circuit. The multifunctional charging / feeding device according to claim 3.   The power supply circuit includes a battery low voltage protection circuit, a boost control circuit, a boost instruction circuit, and an overload protection circuit, and the battery low voltage protection circuit and the boost control circuit are connected to a second contact end of a second switch. And the boost control circuit is further connected to a boost instruction circuit and an overload protection circuit, and the overload protection circuit is also connected to a second contact end of the first switch. The multifunctional charging / feeding device according to claim 2.   One projecting portion protrudes from one end surface of the base body, and a locking groove is formed on each of two opposing relatively wide side surfaces of the projecting portion, and the battery box includes a main body, The outer end surface of one end of the main body is provided with a recess corresponding to the protruding portion of the base body, and two relatively wide side surfaces of the recess have elasticity corresponding to the locking groove of the base body. The multifunction charging / feeding device according to claim 1, further comprising a locking rod.   A battery groove for storing a battery is provided in the middle of the main body, slide grooves are recessed on both sides of the main body, and the battery box further includes a box cover that slidably covers the battery groove of the main body. The multifunctional charging / power feeding device according to claim 6, wherein flanges are provided on both sides of the box cover so as to correspond to the slide grooves on both sides of the main body.   The contact electrode includes a convex electrode provided on the outer end surface of the projecting portion and a metal elastic sheet provided at an end of the battery groove of the main body, and a bottom surface of the recess of the main body corresponds to the convex electrode. The through hole is provided, the convex electrode is in contact with the electrode of the corresponding battery through the through hole, and the metal elastic sheet is in contact with the other electrode of the battery. Multifunctional charging / power supply device.   The battery box accommodates two rechargeable batteries connected in series, and when the changeover switch is positioned on the charging stepper, the connection port of the base body is connected to the input terminal of the charging circuit and can be charged. When the battery is charged and the changeover switch is positioned on the power supply stepper, the connection port of the base body is connected to the output terminal of the power supply circuit so that the rechargeable battery can be supplied to other electronic devices. The multifunctional charging / feeding device according to claim 1.   The battery box accommodates two batteries connected in series, and when the changeover switch is located in the power feeding stepper, the connection port of the base body is connected to the output terminal of the power feeding circuit, and the battery is connected to another electronic device. The multifunctional charging / power feeding device according to claim 1, wherein power feeding is performed.

Images