CN205902161U - Flashlight that can charge to drive circuit battery - Google Patents
Flashlight that can charge to drive circuit battery Download PDFInfo
- Publication number
- CN205902161U CN205902161U CN201521003074.7U CN201521003074U CN205902161U CN 205902161 U CN205902161 U CN 205902161U CN 201521003074 U CN201521003074 U CN 201521003074U CN 205902161 U CN205902161 U CN 205902161U
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- CN
- China
- Prior art keywords
- triode
- battery
- diode
- anode
- flashlight
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Fee Related
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The embodiment of the utility model discloses flashlight that can charge to drive circuit battery, torch main part and charging device including separated sets, the torch main part has the drive circuit by the rechargeable battery power supply, charging device has the charging circuit that can charge for the battery, drive circuit includes rechargeable battery BT, magnetic ring L1 1, NPN type triode T1 1, diode D1 1, emitting diode D2 1, electric capacity C1 1, resistance R1 1 and button SW, does charging circuit include the triode T1 of NPN type 2, the triode T2 of PNP type 2, diode D1 2, diode D2 2, resistance R1 2, resistance R2 2 and emitting diode D3 2. The utility model discloses flashlight wholeness ability has been improved effectively for the product is more practical, can satisfy consumer's individualized demand from this betterly.
Description
Technical field
The utility model is related to portable electronic illuminations, more particularly, to a kind of new flashlight.
Background technology
Flashlight (torch) is a kind of portable electronic illuminations, and its typical structure is included via dry cell power supply
Bulb and focusing mirror, and have for hand-held hand-held handle type shell.The drive circuit of common flashlight is simple series electrical
Road, structure is excessively simple, and function is excessively single；Additionally, needing often to change battery by dry cell power supply, thus using not square
Just；In addition, being disposed with longer wire lead on battery compartment body, the contact that is electrically connected with covering after battery compartment is connected to battery by this wire
On the battery electrode interface of storehouse front end, wire used long afterwards easily broken string and lead to battery cannot power, battery fastening structure
Reliability is not ideal enough.The individual demand of consumer can not be met in view of existing flashlight well it is therefore necessary to give
To improve.
Utility model content
The defect existing for prior art, the purpose of the utility model embodiment is to provide a kind of new torch
Cylinder, to improve the properties of product of flashlight, meets the individual demand of consumer.
For solving above technical problem, the utility model embodiment provides a kind of torch that drive circuit battery can be charged
Cylinder, including flashlight main body and charging device, charging device can be separated with flashlight main body, and flashlight main body has by Rechargeable battery
The drive circuit of power supply, charging device has the charging circuit that can charge for battery；In this drive circuit, magnet ring primary coil
Same Name of Ends and magnet ring secondary coil different name end connect the positive pole of battery jointly, and the different name end of magnet ring primary coil connects through resistance r1-1
The base stage of npn triode t1-1, the colelctor electrode of the termination npn triode t1-1 of the same name of magnet ring secondary coil, npn three pole
The emitter stage of pipe t1-1 connects the negative pole of battery through button, and the anode of diode d1-1 connects the colelctor electrode of npn triode t1-1, and two
The anode of the negative electrode sending and receiving optical diode d2-1 of pole pipe d1-1, the negative electrode of light emitting diode d2-1 is with npn triode t1-1's
Emitter stage connects, and electric capacity c1-1 with light emitting diode d2-1 and connects；In this charging circuit, the colelctor electrode of triode t1-2 connects outside
Power positive end, the base stage of triode t1-2 is connected with the negative electrode of diode d2-2, the anode of diode d2-2 and diode
The negative electrode of d1-2 connects, and the anode of diode d1-2 is connected to power positive end, the emitter stage of triode t1-2 and light emitting diode d3-
2 anode connects, and the negative electrode of light emitting diode d3-2 is connected with charging inlet anode, and battery is located at charging inlet anode and charging
Between interface ground terminal；The base stage through resistance r2-2 connecting triode t1-2 for the emitter stage of triode t2-2, the collection of triode t2-2
Electrode is connected to ground, accesses resistance r1-2 between the base stage of triode t2-2 and charging inlet anode.
Compared with prior art, flashlight of the present utility model optimizes driving circuit structure, and properties of product are even more ideal；
Additionally, this flashlight is powered using Rechargeable battery, can easily be charged by the battery charger of flashlight, need not be through
Often change battery；By the battery compartment body conducting of metal material between battery electrode interface and battery compartment bonnet, it is to avoid common
The problem that wire easily snaps off, improves the reliability of battery fastening structure；It is overall that these measures effectively improve flashlight
Performance, so that product is more practical, thus can preferably meet the individual demand of consumer.
Brief description
Fig. 1 is the drive circuit figure of the utility model flashlight；
Fig. 2 is the charging circuit figure of the utility model flashlight；
Fig. 3 is the battery fastening structure schematic diagram of the utility model flashlight.
Specific embodiment
In order to more fully understand know-why and the course of work of the utility model embodiment, below in conjunction with accompanying drawing and specifically
Embodiment further the utility model to be described in detail.
Flashlight of the present utility model includes flashlight main body and charging device: flashlight main body has drive circuit, this driving
Circuit is powered by being installed on the intrinsic Rechargeable battery of battery compartment, to complete the basic function of flashlight；Charging device can
Separate with flashlight main body, the charging circuit of this charging device is charged for the Rechargeable battery of drive circuit.
It is noted that the circuit structure being related in the utility model only flashlight is improved, in this flashlight
Other machinery part in addition to battery fastening structure can not launched using the known conventional techniques of the art, here
Explanation.It is described below in conjunction with the drive circuit of accompanying drawing flashlight, charging circuit and battery fastening structure.
Referring to Fig. 1, it is the drive circuit figure of the utility model flashlight.The drive circuit of this flashlight is powered by battery bt
To complete the basic function of flashlight, described drive circuit includes Rechargeable battery bt, magnet ring l1-1, npn triode t1-
1st, diode d1-1, light emitting diode d2-1, electric capacity c1-1, resistance r1-1 and button sw, particular circuit configurations are: magnet ring l1-1
The Same Name of Ends of primary coil and magnet ring l1-1 secondary coil different name end meet battery bt jointly (for Rechargeable battery, preferably nickel
Cadmium cell) positive pole, the different name end of magnet ring l1-1 primary coil meets npn triode t1-1 (preferably 8050 through resistance r1-1
Or 9014) base stage, the colelctor electrode of the termination npn triode t1-1 of the same name of magnet ring l1-1 secondary coil, npn triode
The emitter stage of t1-1 connects the negative pole of battery bt through button sw, and the anode of diode d1-1 (preferably 4937 or 107) connects npn three
The colelctor electrode of pole pipe t1-1, the anode of negative electrode sending and receiving optical diode d2-1 (as the light source of flashlight) of diode d1-1, send out
The negative electrode of optical diode d2-1 (as the light source of flashlight) is connected with the emitter stage of npn triode t1-1, electric capacity c1-1 with
Light emitting diode d2-1 simultaneously connects.
Press the button sw, this drive circuit is connected, the light emitting diode d2-1 as flashlight light source lights；Press again
Button sw, this drive circuit disconnects, and the light emitting diode d2-1 as the light source of flashlight extinguishes.The less unit of this drive circuit
Part makes the flashlight of led, improves the performance of flashlight product, has lower-cost advantage.
Referring to Fig. 2, it is the charging circuit figure of the utility model flashlight.The drive of the charging circuit flashlight of this flashlight
Battery bt in dynamic circuit is charged, described charging circuit include the triode t1-2 of npn, the triode t2-2 of pnp,
Diode d1-2, diode d2-2, resistance r1-2, resistance r2-2 and light emitting diode d3-2, particular circuit configurations are: triode
The colelctor electrode of t1-2 meets the power positive end vc (12～16v) of outside, and the base stage of triode t1-2 is connected with the negative electrode of diode d2-2
Connect, the anode of diode d2-2 is connected with the negative electrode of diode d1-2, the anode of diode d1-2 is connected to power positive end vc, three poles
The emitter stage of pipe t1-2 is connected with the anode of light emitting diode d3-2, the negative electrode of light emitting diode d3-2 and charging inlet anode a
Connect, battery bt is located at and charges between charging inlet anode a and charging inlet ground terminal gnd (0v)；The emitter stage of triode t2-2
Base stage through resistance r2-2 connecting triode t1-2, the colelctor electrode of triode t2-2 is connected to ground, the base stage of triode t2-2 with fill
Resistance r1-2 is accessed between electrical interface anode a.
In the present embodiment battery charger, by diode d1-2, d2-2, resistance r1-2, r2-2 and triode t1-2 group
Become live part, triode t2 and resistance r3 composition charge protector.When remaining battery voltage is less than 0.6v, triode
T2-2 turns on, and triode t1-2 is also switched on, and electric current charges the battery through resistance t1-2, triode t1-2, light emitting diode d3-2
Bright, represent and charge normally.If when battery pole back connection, this triode t2 base stage is negative potential, and triode t2-2 ends, triode
The base potential of t1-2 raises so that triode t1-2 closes, and charges thus without to battery, now light emitting diode does not work,
Represent when battery pole back connection.
Referring to Fig. 3, it is the battery fastening structure schematic diagram of the utility model flashlight.In this battery fastening structure, battery
(group) bt loads in metal battery storehouse body 50, and the front end warehouse of battery compartment body 50 is connected to GND wiring 10, battery compartment
Nonmetallic protective cap 40 is set in the front end storehouse of body 50, and the anode contact of protective cap 40 can be by metal spring (compression
Spring) 30 connection anode lines 20 metal tabs, the rear end of battery compartment body 50 can be threaded into metal battery storehouse bonnet
60.
When screw battery compartment bonnet 60 on battery compartment body 50 when, the positive pole of battery is just passing through battery on protective cap 40
Pole contact, spring 30 and anode line 20 turn on, and the negative pole of battery passes through battery compartment bonnet 60, battery compartment body 50 and battery
Negative line 10 turns on, because anode line 20 and GND line 10 are connected to the electricity of the circuit board (not shown) of drive circuit
On the positive and negative interface in source, therefore battery can be made to constitute closed-loop path together with load (as LED light source), finally provide for load corresponding
Operating voltage.
Although the utility model is open as above with preferred embodiment, it is not for limiting the utility model, any
Those skilled in the art, without departing from spirit and scope of the present utility model, can make possible variation and modification, because
This protection domain of the present utility model should be defined by the scope that the utility model claim is defined.
Claims (1)
1. a kind of flashlight that drive circuit battery can be charged, it is characterised in that including flashlight main body and charging device, charges
Device can be separated with flashlight main body, and flashlight main body has the drive circuit powered by Rechargeable battery, and charging device has can
The charging circuit charging for battery；In this drive circuit, the Same Name of Ends of magnet ring primary coil and magnet ring secondary coil different name end are altogether
With the positive pole connecing battery, the different name end of magnet ring primary coil connects the base stage of npn triode t1-1 through resistance r1-1, and magnet ring is secondary
The colelctor electrode of the termination npn triode t1-1 of the same name of coil, the emitter stage of npn triode t1-1 connects the negative of battery through button
Pole, the anode of diode d1-1 meets the colelctor electrode of npn triode t1-1, the negative electrode sending and receiving optical diode d2-1 of diode d1-1
Anode, the negative electrode of light emitting diode d2-1 is connected with the emitter stage of npn triode t1-1, electric capacity c1-1 and light emitting diode
D2-1 simultaneously connects；In this charging circuit, the colelctor electrode of triode t1-2 connects the power positive end of outside, the base stage of triode t1-2 and two
The negative electrode of pole pipe d2-2 connects, and the anode of diode d2-2 is connected with the negative electrode of diode d1-2, and the anode of diode d1-2 connects
To power positive end, the emitter stage of triode t1-2 is connected with the anode of light emitting diode d3-2, the negative electrode of light emitting diode d3-2
It is connected with charging inlet anode, battery is located between charging inlet anode and charging inlet ground terminal；The emitter stage of triode t2-2
Base stage through resistance r2-2 connecting triode t1-2, the colelctor electrode of triode t2-2 is connected to ground, the base stage of triode t2-2 with fill
Resistance r1-2 is accessed between electrical interface anode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521003074.7U CN205902161U (en) | 2015-12-07 | 2015-12-07 | Flashlight that can charge to drive circuit battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521003074.7U CN205902161U (en) | 2015-12-07 | 2015-12-07 | Flashlight that can charge to drive circuit battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205902161U true CN205902161U (en) | 2017-01-18 |
Family
ID=57764552
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521003074.7U Expired - Fee Related CN205902161U (en) | 2015-12-07 | 2015-12-07 | Flashlight that can charge to drive circuit battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205902161U (en) |
-
2015
- 2015-12-07 CN CN201521003074.7U patent/CN205902161U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170118 Termination date: 20171207 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |