CN202546692U - Portable flashlight with charging function - Google Patents

Portable flashlight with charging function Download PDF

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Publication number
CN202546692U
CN202546692U CN2012200985160U CN201220098516U CN202546692U CN 202546692 U CN202546692 U CN 202546692U CN 2012200985160 U CN2012200985160 U CN 2012200985160U CN 201220098516 U CN201220098516 U CN 201220098516U CN 202546692 U CN202546692 U CN 202546692U
Authority
CN
China
Prior art keywords
voltage
circuit
charging
usb interface
power supply
Prior art date
Application number
CN2012200985160U
Other languages
Chinese (zh)
Inventor
黎荣金
Original Assignee
黎荣金
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 黎荣金 filed Critical 黎荣金
Priority to CN2012200985160U priority Critical patent/CN202546692U/en
Application granted granted Critical
Publication of CN202546692U publication Critical patent/CN202546692U/en

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Abstract

The utility model discloses a portable flashlight with a USB (Universal Serial Bus) interface charging function, which belongs to a flashlight with other additional functions. The portable flashlight comprises a replaceable power supply, an illuminating device, a direct-current voltage stabilizing and boosting circuit, a singlechip module and a USB interface, wherein the USB interface and the illuminating device are connected to the direct-current voltage stabilizing and boosting circuit; the direct-current voltage stabilizing and boosting circuit is connected to the replaceable power supply through a charging and discharging management circuit; and the singlechip module is connected to the direct-current voltage stabilizing and boosting circuit and the charging and discharging management circuit respectively. Meanwhile, the portable flashlight with the USB interface charging function provided by the utility model can be taken as an ordinary flashlight in a non-charging state; and the portable flashlight has high portability, is simple in structure, is suitable for industrial production, has a wide application range, and is easy to popularize.

Description

A kind of portable electric torch that charge function is provided
Technical field
The utility model relates to a kind of flashlight with other additional function, and in particular, the utility model relates generally to a kind of portable electric torch that charge function is provided.
Background technology
Along with the continuous progress of science and technology in recent years, the application of digital products such as mobile phone, panel computer is more and more general, because these digital products are considered the convenience of its use; Basically all adopt lithium battery as its power supply, so these digital products all face this common problem, the flying power of battery is limited when promptly using out of doors; Often cause corresponding digital product to use because of the battery electric quantity problem; And be to solve aforesaid problem, portable power source or similar products have appearred at present on the market successively, and this series products can charge to it when digital product battery electric quantities such as mobile phone, panel computer are not enough; Prolong its cruising time; But prerequisite is to have stored abundant electric weight in this portable power source, promptly need in advance portable power source to be charged, so this series products is analogous to reserve battery; Can not absoluteness deal with problems, because also can there be the electric weight deficiency in portable power source or cause the inner chip of portable power source to be damaged because of the user forgets charging.
The utility model content
One of purpose of the utility model is to provide a kind of portable electric torch that charge function is provided, and is limited with digital product battery flying powers such as mobile phone, panel computer in the expectation solution prior art, limits the problem of its use.
For solving above-mentioned technical problem, the utility model adopts following technical scheme:
A kind of portable electric torch that charge function is provided that the utility model provided; Comprise replacing formula power supply and lighting device; Also comprise DC voltage-stabilizing booster circuit, one-chip computer module and charging inlet in the described flashlight; And charging inlet and lighting device all insert the DC voltage-stabilizing booster circuit, and the DC voltage-stabilizing booster circuit inserts replacing formula power supply through the management of charging and discharging circuit; Described one-chip computer module inserts DC voltage-stabilizing booster circuit and management of charging and discharging circuit respectively.
Further technical scheme is: described charging inlet is a USB interface.
Further technical scheme is: described USB interface is at least two, and one of them is a standard USB interface, and another is the mini USB interface, and all USB interfaces all insert the DC voltage-stabilizing booster circuit.
Technical scheme further is: also be integrated with on-off circuit in the described flashlight, on-off circuit inserts one-chip computer module.
Technical scheme further is: comprise charge switch module and light switch module in the described on-off circuit at least.
Technical scheme further is: described lighting device is the LED light fixture.
Technical scheme further is: the voltage that described replacing formula power supply is provided to the DC voltage-stabilizing booster circuit is 4.5V.
Technical scheme further is: changing the formula power supply is the chargeable or non-chargeable AA batteries of three joints.
Compared with prior art, one of beneficial effect of the utility model is: the voltage that can will change the formula power supply be provided through the DC voltage-stabilizing booster circuit is promoted to the USB interface required 5V voltage that charges, and can charge to digital products such as mobile phone, panel computers through the USB connecting line; Through changing common battery; Can replenish the electric weight in the replacing formula power supply, prolong the flying power of lithium battery in the digital products such as mobile phone, panel computer, and under non-charged state; Also can it be used as common flashlight; Good portability, a kind of portable electric torch of charge function that provides that the utility model provided simultaneously is simple in structure, is suitable for suitability for industrialized production; And range of application is wide, is easy to promote.
Description of drawings
Fig. 1 is the circuit structure block diagram of the utility model.
The specific embodiment
More detailed for what the utility model was explained; The following concrete technical characterictic of part that adopted combines to describe; Its objective is and let those skilled in the art understand the utility model more fast and accurately; And be not the concrete qualification to the utility model protection domain, below in conjunction with accompanying drawing the utility model is done further to set forth.
With reference to shown in Figure 1; First kind of embodiment of the utility model is the portable electric torch that a kind of USB interface charge function will be provided; Comprise replacing formula power supply and lighting device; Also comprise DC voltage-stabilizing booster circuit, one-chip computer module and charging inlet in the described flashlight, and charging inlet and lighting device all insert the DC voltage-stabilizing booster circuit, the DC voltage-stabilizing booster circuit inserts replacing formula power supply through the management of charging and discharging circuit; Described one-chip computer module inserts DC voltage-stabilizing booster circuit and management of charging and discharging circuit respectively, and aforesaid lighting device can adopt incandescent lamp pearl or LED light fixture, consider its high brightness and lower powered technical purpose, so lighting device preferably adopts the LED light fixture.And the management of charging and discharging circuit is used to change the protection of formula power source charges or discharge, and to one-chip computer module the various information of replacing formula power supply is provided, temperature for example, and voltage strength etc., and carry out the control signal that single-chip microcomputer sent.In addition, consider the universality of digital product charging inlets such as mobile phone, panel computer, aforesaid charging inlet preferably adopts the commonplace USB interface of on digital product, using at present.
For make flashlight when digital products such as mobile phone, panel computer are charged or afterwards, can also adopt the usb data line to connect computer the replacing formula power supply that himself was equipped with is charged, a kind of embodiment that the utility model is more preferably is on above-mentioned basis; The above-mentioned USB interface of mentioning is set to two; Perhaps, once more it is improved to another kind of embodiment, is about to above-mentioned USB interface and is set to a plurality of according to different situations; One of them is a standard USB interface; Another is the mini USB interface, and all USB interfaces all insert the DC voltage-stabilizing booster circuit, in the technical scheme according to the utility model the foregoing description; The aforementioned standard USB interface of mentioning be used for digital products such as mobile phone, panel computer on the mini USB interface be connected; Through the DC voltage-stabilizing booster circuit it is charged, the mini USB interface then be used for computer on USB interface be connected, replacing formula power supply integrated in the middle of the utility model is charged.
On the utility model the foregoing description content basis, the inventor considers that also with reference to prior art the charging and the open and close of illumination functions are preferably controlled form; Therefore in flashlight, also be integrated with on-off circuit; On-off circuit inserts one-chip computer module, and according to aforesaid technical purpose, at least should integrated charge switch module and light switch module in on-off circuit; Miscellaneous part in the on-off circuit can be set up according to the actual conditions of product.
And one-chip computer module inserts the management of charging and discharging circuit and the DC voltage-stabilizing booster circuit is mainly used in charging control; When the utility model charges to digital products such as mobile phone, panel computers; Detect in real time the DC voltage-stabilizing booster circuit to electric current that standard USB interface provided; And the parameters such as temperature, type and primary voltage of passing through management of charging and discharging electric circuit inspection replacing formula power supply; When the DC voltage-stabilizing booster circuit to the electric current that standard USB interface provided, or when changing any preset fault value scope that exceeds in the one-chip computer module of the various parameters of formula power supply, promptly send to break off and connect or signal out of service to corresponding electrical circuits; Corresponding circuit promptly breaks off after receiving signal or is out of service; One-chip computer module also can be differentiated the battery types as the formula of replacing power supply through the management of charging and discharging circuit in addition, adopts the different preset program that different batteries is carried out the charging and discharging management, to guarantee the constant output of battery current.
On the basis of a kind of general embodiment more than the utility model or several kinds of relative preferred embodiments; What also need further specify is; Consider that the USB charging voltage is direct current 5V; Therefore through the DC voltage-stabilizing booster circuit will come from that replacing formula power supply provided be lower than 5V or unsettled voltage transitions is constant direct current 5V charging voltage (supply voltage that for example changing the formula power supply is provided is 4.5V); Can provide constant direct current 5V voltage that it is charged after making it insert mobile phone, panel computer, and consider the supply property of replacing formula power supply, preferably adopt the chargeable or non-chargeable AA battery of three joints as the formula of replacing power supply; Because common AA battery all can be bought everywhere and the voltage certificate has same specification; Therefore can charge to mobile phone, panel computer with standard USB interface through the inner DC voltage-stabilizing booster circuit of flashlight after changing, and convenient and swift, in addition; Replacing formula power supply in the utility model can also adopt the AAA battery of charging or non-charging; Or 18650 type lithium ion batteries, all can realize and the identical technique effect of above-mentioned AA battery, and the DC voltage-stabilizing booster circuit can be that constant 5V voltage is exported by standard USB interface with 1 to 4.2V the voltage transitions that comes from them.Need to prove that also the voltage of the AAA battery three joint parallel connections of above-mentioned charging or non-charging is 1.2V, the voltage of three joints, 18650 type lithium ion batteries parallel connection is 3.7V.
" embodiment " who is spoken of in this manual, " another embodiment ", " embodiment ", etc., refer to the concrete characteristic, structure or the characteristics that combine this embodiment to describe and be included among at least one embodiment that the application's generality describes.A plurality of local appearance statement of the same race is not necessarily to refer to same embodiment in specification.Further, when describing a concrete characteristic, structure or characteristics in conjunction with arbitrary embodiment, what institute will advocate is that other embodiment of combination realize that this characteristic, structure or characteristics also drop in the scope of the utility model.
Although a plurality of explanatory embodiment with reference to the utility model is described the utility model here; But; Should be appreciated that; Those skilled in the art can design a lot of other modification and embodiments, and these are revised and embodiment will drop within disclosed principle scope of the application and the spirit.More particularly, in the scope of, accompanying drawing open and claim, can carry out multiple modification and improvement to the building block and/or the layout of subject combination layout in the application.Except modification that building block and/or layout are carried out with improve, to those skilled in the art, other purposes also will be tangible.

Claims (8)

1. portable electric torch that charge function is provided; Comprise replacing formula power supply and lighting device; It is characterized in that: also comprise DC voltage-stabilizing booster circuit, one-chip computer module and charging inlet in the described flashlight; And charging inlet and lighting device all insert the DC voltage-stabilizing booster circuit, and the DC voltage-stabilizing booster circuit inserts replacing formula power supply through the management of charging and discharging circuit; Described one-chip computer module inserts DC voltage-stabilizing booster circuit and management of charging and discharging circuit respectively.
2. the portable electric torch that charge function is provided according to claim 1 is characterized in that: described charging inlet is a USB interface.
3. the portable electric torch that charge function is provided according to claim 2; It is characterized in that: described USB interface is at least two; One of them is a standard USB interface, and another is the mini USB interface, and all USB interfaces all insert the DC voltage-stabilizing booster circuit.
4. the portable electric torch that charge function is provided according to claim 1 and 2 is characterized in that: also be integrated with on-off circuit in the described flashlight, on-off circuit inserts one-chip computer module.
5. the portable electric torch that charge function is provided according to claim 4 is characterized in that: comprise charge switch module and light switch module in the described on-off circuit at least.
6. the portable electric torch that charge function is provided according to claim 1 is characterized in that: described lighting device is the LED light fixture.
7. the portable electric torch that charge function is provided according to claim 1 is characterized in that: the voltage that described replacing formula power supply is provided to the DC voltage-stabilizing booster circuit is 4.5V.
8. according to claim 1 or the 7 described portable electric torch that charge function is provided, it is characterized in that: changing the formula power supply is the chargeable or non-chargeable AA batteries of three joints.
CN2012200985160U 2012-03-16 2012-03-16 Portable flashlight with charging function CN202546692U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2012200985160U CN202546692U (en) 2012-03-16 2012-03-16 Portable flashlight with charging function

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2012200985160U CN202546692U (en) 2012-03-16 2012-03-16 Portable flashlight with charging function

Publications (1)

Publication Number Publication Date
CN202546692U true CN202546692U (en) 2012-11-21

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Application Number Title Priority Date Filing Date
CN2012200985160U CN202546692U (en) 2012-03-16 2012-03-16 Portable flashlight with charging function

Country Status (1)

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CN (1) CN202546692U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104329582A (en) * 2014-10-27 2015-02-04 昆山市圣光新能源科技有限公司 Chargeable flashlight provided with signal lamp and adapter
CN104470042A (en) * 2013-09-23 2015-03-25 深圳市海洋王照明工程有限公司 Lighting circuit capable of being used for charging mobile phone

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104470042A (en) * 2013-09-23 2015-03-25 深圳市海洋王照明工程有限公司 Lighting circuit capable of being used for charging mobile phone
CN104470042B (en) * 2013-09-23 2019-02-05 深圳市海洋王照明工程有限公司 A kind of lighting circuit can be used for mobile phone charging
CN104329582A (en) * 2014-10-27 2015-02-04 昆山市圣光新能源科技有限公司 Chargeable flashlight provided with signal lamp and adapter

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C14 Grant of patent or utility model
DD01 Delivery of document by public notice

Addressee: Li Rongjin

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20121121

Termination date: 20150316

EXPY Termination of patent right or utility model