A kind of cradle with portable power source function
Technical field
The present invention relates to a kind of cradle with portable power source function.
Background technology
Charging is precious, is called again portable power source, is the portable charger that integrates power supply and charge function, charges to the digital equipments such as mobile phone, camera or panel computer whenever and wherever possible or standby power supply; Charging treasured generally by lithium cell or dry cell as charge storage unit; The battery that is different from the configuration of digital equipment interiors of products, is also externally hanging battery.
Charging treasured is exactly portable large capacity portable power supply.It is a collection accumulate, boosts, and Charge Management is in the portable set of one.
Battery in existing charging treasured is not replaceable, and battery cannot take out, and only with to outside digital equipment being charged by usb data line or other power lines, outside rechargeable battery cannot be inserted in charging treasured and charge.
Summary of the invention
Technical problem to be solved by this invention be to provide a kind of simple in structure, internal cell is replaceable, and the cradle with portable power source function that can directly fill outside digital equipment.
In order to address the above problem, the invention provides a kind of cradle with portable power source function, comprise: housing, be located at the battery mounting groove in housing, be located at the positive and negative electrode sheet metal on battery mounting groove front end madial wall, positive and negative electrode sheet metal is connected with the charge-discharge circuit in cradle respectively, is articulated with the groove lid for closing battery mounting groove of described battery mounting groove one side.
For realizing, the rechargeable battery of disposable type is charged separately, the described cradle with portable power source function also comprises: be located at chute or guide rail on battery mounting groove front end madial wall, be located at removable cathode metal sheet, negative pole sheet metal on described chute or guide rail, positive and negative electrode sheet metal is connected with the charge-discharge circuit in cradle respectively.
For self-contained battery, this cradle with portable power source function also comprises: be located at respectively that battery mounting groove is left and right, elastic pusher on rear inside wall (generally have spring and dull and stereotyped form), for the battery of inserting described battery mounting groove is positioned so that the electrode of this battery respectively with described positive and negative electrode sheet metal Elastic Contact;
Or, in described battery mounting groove or a side of this battery mounting groove be provided with the spring clip 6 for gripping described battery so that the electrode of inserting the battery in described battery mounting groove respectively with described positive and negative electrode sheet metal Elastic Contact.
Described charge-discharge circuit comprises: for connecting the charging port of external charger and the electric discharge port for outside digital equipment is charged, and charging management system and electric discharge management system; Described charging port is connected with described positive and negative electrode sheet metal by charging management system, and external power source is through charging port, and charging management system and described positive and negative electrode sheet metal, to the battery charging in cradle.
Described electric discharge port is connected with described positive and negative electrode sheet metal by described electric discharge management system.
Described charging management system can, according to the battery types in described battery mounting groove and real-time charging voltage, regulate charging current automatically, to improve the useful life of charge efficiency further protection battery.
Described electric discharge management system is taking the battery in described battery mounting groove as power supply, externally charging.Described electric discharge management system comprises the stepup transformer being connected with described positive and negative electrode sheet metal, stepup transformer for example, for rising to the required DC charging voltage (5V of external number decoding apparatus by the output voltage of the battery of described battery mounting groove, also can determine according to the required charging voltage of the reality of external number decoding apparatus, such as 6V or 8V etc.) output, so that outside digital equipment is charged.
One current-limiting circuit string is located between described electric discharge port and stepup transformer; current-limiting circuit comprises the peaked potentiometer for controlling output current; user is according to battery types; the maximum of electric current output can be adjusted into 500mA, 750mA or 1000mA etc.; to adapt to different battery sizes, protection battery.
Another kind of optional scheme is; in described battery mounting groove, be provided with for detection of described battery volume size to draw the battery detection unit of battery capacity; this battery detection unit is connected with described current-limiting circuit; with according to the volume controlled charging current of described battery; the model of charging current and battery is matched; and the maximum of described charging current and the model of battery are matched, for example the maximum of electric current output is adjusted into 500mA, 750mA or 1000mA etc., to protect battery.According to described battery volume size, can obtain the capacity of respective battery.
Described battery detection unit comprises the ultrasound detection circuit for detection of described battery volume size of being located in described battery mounting groove, or is located at the optoelectronic transceiver testing circuit for detection of described battery volume size at described battery mounting groove edge.
The present invention has positive effect with respect to prior art: (1) of the present invention, and to have the charging socket structure of portable power source function simple, on the basis of traditional cradle, improve, the cradle that makes originally to have portable power source function not only can be realized the function that the digital equipment such as mobile phone, panel computer is charged of original cradle, battery in the digital equipment such as mobile phone, panel computer can also be removed and charged separately, and can charge to the battery of Multiple Type, size, easy to use, simple to operate.(2) battery detection unit that the present invention adopts can detect the battery volume in described battery mounting groove; to obtain the capacity of respective battery; with according to the size of the charging current of battery capacity control charging management system; the model of itself and battery is matched, to improve charge efficiency and to protect battery.
Brief description of the drawings
Below in conjunction with specific embodiment, the invention will be further described:
Fig. 1 is the structural representation of the cradle with portable power source function of the present invention;
Fig. 2 is the circuit structure block diagram of described cradle;
Fig. 3 is the stereogram of described cradle;
Fig. 4 is the another kind of execution mode of described cradle;
Fig. 5 is the second circuit structure block diagram of described cradle;
Fig. 6 is the third circuit structure block diagram of described cradle.
Embodiment
See Fig. 1, the cradle with portable power source function of the present embodiment, comprise: housing 1, be located at the battery mounting groove 2 on housing 1, be located at described chute or guide rail 3 on battery mounting groove 2 front end madial walls, be located at the removable cathode metal sheet 4 on described chute or guide rail 3, negative pole sheet metal 5, just, negative pole sheet metal respectively with cradle in charge-discharge circuit, be located at battery mounting groove 2 left sides, right, elastic pusher 8 on rear inside wall, for the battery of inserting described battery mounting groove is positioned, so that the electrode of this battery is respectively with just described, negative pole sheet metal Elastic Contact, be articulated with the groove lid 9 for closing battery mounting groove 2 of described battery mounting groove 2 one sides.
Described positive and negative electrode sheet metal can move horizontally on described chute or guide rail 3, so that the charging electrode of the rechargeable battery of various models and described positive and negative electrode sheet metal Elastic Contact, to realize charging.Described elastic pusher 8 is for withstanding battery, so that the battery of different model can fixed placement maintenance and described positive and negative electrode sheet metal Elastic Contact.
Described charge-discharge circuit comprises: (be generally the transformer that output voltage is direct current 5V for connecting external charger, also can be the home appliance with USB power interface, also can determine according to the required charging voltage of reality, such as 6V or 8V etc.) charging port 11 and the electric discharge port 12 for outside digital equipment is charged, charging management system and electric discharge management system; Described charging port 11 is connected with described positive and negative electrode sheet metal by charging management system, described electric discharge port 12 is connected with positive and negative electrode sheet metal by described electric discharge management system, described charging management system control can be according to the battery types in described battery mounting groove (battery capacity, lithium battery or Ni-MH battery etc.) and real-time charging voltage, automatically regulate charging current, to improve the useful life of charge efficiency further protection battery of mobile phone; The attainable function of described charging management system comprises: preliminary filling control, constant voltage charge control and floating charge control.
Described electric discharge management system is taking the battery in described battery mounting groove as power supply, externally charging.Described electric discharge management system comprises the stepup transformer being connected with described positive and negative electrode sheet metal, stepup transformer for example, for rising to the required DC charging voltage (5V of external number decoding apparatus by the output voltage of the battery of described battery mounting groove, also can determine according to the required charging voltage of the reality of external number decoding apparatus, such as 6V or 8V etc.) output, so that outside digital equipment is charged.
One current-limiting circuit string is located between described electric discharge port and stepup transformer, current-limiting circuit comprises the peaked potentiometer 10 for controlling output current, user is according to battery types, the maximum of electric current output can be adjusted into 500mA, 750mA or 1000mA etc., to adapt to different battery sizes, extend the useful life of battery.
As the optional scheme of another kind; in described battery mounting groove, be provided with the battery detection unit 7 for detection of described battery volume size; this battery detection unit is connected with described current-limiting circuit; to match according to the maximum of output current described in the volume controlled of described battery and the model of battery; for example the maximum of electric current output is adjusted into 500mA, 750mA or 1000mA etc., to protect battery.According to described battery volume size, can obtain the capacity of respective battery.
Described battery detection unit 7 comprises the ultrasound detection circuit for detection of described battery volume size of being located in described battery mounting groove, or is located at the optoelectronic transceiver testing circuit for detection of described battery volume size at described battery mounting groove edge.
For self-contained battery, as another kind of scheme, this cradle also comprises: be located in described battery mounting groove for gripping the spring clip 6 of described battery so that the electrode of this battery respectively with described positive and negative electrode sheet metal Elastic Contact.
Described battery or rechargeable battery, the lithium battery or the Ni-MH battery etc. that are directly proportional to volume for capacity.
Obviously, above-described embodiment is only for example of the present invention is clearly described, and is not the restriction to embodiments of the present invention.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here without also giving exhaustive to all execution modes.And these belong to apparent variation that spirit of the present invention extended out or variation still among protection scope of the present invention.