CN208210368U - A kind of portable LED tent lamp control circuit - Google Patents
A kind of portable LED tent lamp control circuit Download PDFInfo
- Publication number
- CN208210368U CN208210368U CN201820522684.5U CN201820522684U CN208210368U CN 208210368 U CN208210368 U CN 208210368U CN 201820522684 U CN201820522684 U CN 201820522684U CN 208210368 U CN208210368 U CN 208210368U
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- circuit
- lamp
- control circuit
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- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims abstract description 23
- 229910052744 lithium Inorganic materials 0.000 claims abstract description 23
- 238000007600 charging Methods 0.000 claims abstract description 22
- 230000004397 blinking Effects 0.000 claims abstract description 21
- 230000000087 stabilizing effect Effects 0.000 claims abstract description 16
- 239000003990 capacitor Substances 0.000 claims description 7
- 230000005611 electricity Effects 0.000 claims description 7
- 230000005669 field effect Effects 0.000 claims description 4
- 230000002146 bilateral effect Effects 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 230000006641 stabilisation Effects 0.000 claims description 3
- 238000011105 stabilization Methods 0.000 claims description 3
- 239000003381 stabilizer Substances 0.000 claims description 3
- 230000001360 synchronised effect Effects 0.000 claims description 3
- 229910001416 lithium ion Inorganic materials 0.000 claims description 2
- 241001465382 Physalis alkekengi Species 0.000 abstract description 5
- 238000005286 illumination Methods 0.000 description 5
- 239000004065 semiconductor Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000001154 acute effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The utility model discloses a kind of portable LED tent lamp control circuit; it includes that charging and voltage stabilizing control circuit, charge-discharge protection circuit, boosting and voltage regulator circuit, multi-function by one key circuit, white lamp are always on circuit and blinking red lamp circuit; charging and voltage stabilizing control circuit is connected by charge-discharge protection circuit with lithium battery; charge-discharge protection circuit is connected with boosting with voltage regulator circuit; boosting is connected with voltage regulator circuit with multi-function by one key circuit, and circuit is always on white lamp respectively for multi-function by one key circuit and blinking red lamp circuit is connected.Pass through the technical solution of the utility model, the multi-functional control requirement of Portable LED lamp can be achieved, only it can realize that lamps and lanterns closing, white lamp are always on the switching with multiple functions such as blinking red lamp by a key, meet brief design requirement, in addition can meet stable bright, longer continuation of the journey and emergent charging etc. and require.
Description
Technical field
The utility model relates to the control circuit of LED illumination and charging and discharging lithium battery, especially a kind of portable LED tent
Lamp control circuit.
Background technique
Pursuit with people to healthy living, outdoor camping become a project loved by all.Therefore, work as the curtain of night
Come, possess a multiple functional, the brief tent lamp of design be extremely it is necessary to.Currently, on the market most of portable
Formula LED lamp generally has a variety of light efficiencies, and structure design comparison is complicated, and button switch is more, and durability is poor, causes larger
The wasting of resources and environmental pollution.In view of a kind of portable LED tent lamp control circuit, from the point of view of effect, it is necessary to have photograph
Bright and warning function；From the point of view of operability and Simplicity in Design theory, key is reduced as far as possible.Tent lamp, which can be considered, works in open country
Outer special lamps and lanterns, it is indispensable for illuminating with warning function, other light efficiencies or function may be easy that people is allowed to misread, or even bring peace
Full hidden danger.In addition, tent lamp should have feature easy to operate, go the lamp for operating more keys that can bring the heart to user in dark
Uneasiness and operational inconvenience in reason.
Utility model content
In view of the above technical problems, the utility model provides a kind of portable LED tent lamp control circuit, steady by charging
Pressure control circuit, charge-discharge protection circuit, boosting and voltage regulator circuit, multi-function by one key circuit, white lamp are always on circuit and red light dodges
Bright circuit, realize by a key can to lamps and lanterns are closed, white lamp is always on and multiple functions such as blinking red lamp switch over,
Meet brief design requirement, in addition can meet stable bright, longer continuation of the journey and emergent charging etc. and require.
To achieve the above object, the utility model adopts the following technical solutions:
A kind of portable LED tent lamp control circuit, it includes charging and voltage stabilizing control circuit, charge-discharge protection circuit, liter
Pressure is always on circuit and blinking red lamp circuit with voltage regulator circuit, multi-function by one key circuit, white lamp, and charging and voltage stabilizing control circuit is by filling
Discharge protection circuit is connected with lithium battery, and charge-discharge protection circuit is connected with boosting with voltage regulator circuit, boosting and voltage regulator circuit and
Multi-function by one key circuit is connected, and circuit is always on white lamp respectively for multi-function by one key circuit and blinking red lamp circuit is connected；
The unstable voltage stabilization that charging and voltage stabilizing control circuit is used to generate solar panel comes in a voltage value
It charges to lithium battery；Charge-discharge protection circuit is for protecting the charge and discharge of lithium battery；Boosting is used for voltage regulator circuit will
The normal voltage 3.7V of lithium battery boosts and the control circuit and power supply circuit stablized in 5V, to peripheral hardware, LED realize that 5V is supplied
Electricity；Multi-function by one key circuit is used for a switching and closing being always on by the white lamp of key control with two kinds of functions of blinking red lamp；White lamp
It is always on circuit to be powered by main circuit, and realizes that White LED is always on using parallel way；Blinking red lamp circuit is for realizing red
LED is flashed according to certain frequency.
Further, charging and voltage stabilizing control circuit includes adjustable voltage-regulating ic device LM317T.
Further, charge-discharge protection circuit includes li-ion cell protection integrated chip DW01A and double power field effect pipes
8205A, the two be used cooperatively can avoid lithium battery because of overcharge, overdischarge, circuit is excessive leads to shorter battery life or battery
Impaired problem.
Further, boosting and voltage regulator circuit include 1A synchronous rectified boost chip PS7516 and 5V voltage-stabiliser tube 1N4733.
Further, multi-function by one key circuit includes decade counter/distributor C D4017 and four bilateral analog switch
CD4066。
Further, blinking red lamp circuit includes several triode 9014, resistance and capacitors.
The utility model has the advantages that
1. the utility model can meet the control requirement of illumination and warning aiming at the problem that security risk；LED illumination System
Using parallel way, reduces since single LED damages the influence to entire circuit, improve lamps and lanterns reliability；LED illumination system
Standby white light under unified central planning is always on two kinds of functions of red flare: the function that white light is always on plays illuminating effect, and power and brightness are higher；Feux rouges
Flashing function plays a warning role, and power is lower, and brightness is higher, and can work long hours.
2. be directed to operability and Simplicity in Design theory, the utility model by a key can realize lamps and lanterns close,
White lamp is always on the switching with multiple functions such as blinking red lamp, while being equipped with solar recharging and USB emergent charging function.
Detailed description of the invention
Fig. 1 is the functional block diagram of the LED tent lamp control circuit of an embodiment of the present invention；
Fig. 2 is the main circuit schematic diagram of the LED tent lamp control circuit of an embodiment of the present invention；
In figure: 1- charging and voltage stabilizing control circuit, 2- charge-discharge protection circuit, 3- boosting and voltage regulator circuit, the more function of mono- key of 4-
Energy circuit, the white lamp of 5- are always on circuit, 6- blinking red lamp circuit.
Specific embodiment
The present invention will be further described with reference to the accompanying drawings and examples.
The present embodiment proposes a kind of portable LED tent lamp control circuit, as shown in Figure 1, it includes charging and voltage stabilizing control
Circuit 1, charge-discharge protection circuit 2, boosting is always on circuit 5 with voltage regulator circuit 3, multi-function by one key circuit 4, white lamp and red light dodges
Bright circuit 6, charging and voltage stabilizing control circuit 1 are connected by charge-discharge protection circuit 2 with lithium battery, charge-discharge protection circuit 2 and liter
Pressure be connected with voltage regulator circuit 3, boost be connected with voltage regulator circuit 3 with multi-function by one key circuit 4, multi-function by one key circuit 4 respectively with
White lamp is always on circuit 5 and blinking red lamp circuit 6 is connected.
In Fig. 1, solar panel provides the DC voltage of 5V, and due to intensity of illumination and angle problem, voltage can exist
Fluctuation.When being lower than a certain range, charging and voltage stabilizing control circuit 1 will stop working, and not have voltage output；When being in or
When higher than particular range, the circuit is by voltage stabilization in 5V.DC/5V charger fills lithium battery by charge-discharge protection circuit 2
Electricity, while can also power to circuit downstream.Charge-discharge protection circuit 2 primarily to prevent lithium battery overcharge and charge less, when
When undertension or excessive voltage, charge-discharge protection circuit 2 can control field-effect tube cutting circuit.Pass through boosting and pressure stabilizing electricity
Road 3 provides the operating voltage 5V of the 3.7V boost in voltage of lithium battery standard to circuit downstream and LED control circuit to 5V
Emergent charging USB interface.Multi-function by one key circuit 4 mainly controls white lamp and is always on and the switching of two kinds of functions of blinking red lamp and pass
It closes.White lamp is always on circuit 5 and is powered by main circuit, and realizes that White LED is always on using parallel way；Blinking red lamp circuit 6 is used for
Realize that red LED is flashed according to certain frequency.
In Fig. 2, solar panel (GT) provides voltage VCC, and there are faint fluctuations for this voltage, but within a certain period of time may be used
Regard DC voltage as.LM317T is common adjustable three terminal integrated voltage stabilizer, passes through configuration adjustment first resistor R1 and
The parameter of two resistance R2 can obtain required voltage.To obtain more stable voltage value, LM317T input/output terminal and regulation end
In parallel respectively first capacitor C1, the second capacitor C2 and third capacitor C3 are filtered.To protect LM317T chip, at 2,3 ends
First diode D1 in parallel, in the second diode D2 of 1,2 ends parallel connection.To in lithium battery (BAT) charging process, work as lithium battery
When pressure is more than particular value, the OC foot output signal of Li battery protection IC DW01A (IC2) makes double power field effect pipe 8025A
(MOSFET) charge and discharge control metal-oxide-semiconductor M2 shutdown, lithium battery stops charging immediately, to prevent lithium battery from damaging because of overcharge
It is bad；When lithium battery voltage drops to particular value, the OD foot output signal of Li battery protection IC DW01A (IC2) makes double power fields
The charge and discharge control metal-oxide-semiconductor M1 of effect pipe 8025A (MOSFET) is turned off, and lithium battery stops discharging immediately, to prevent lithium battery
It is damaged because of overdischarge.
The CSI foot of DW01A (IC2) is current detecting foot, and when output short-circuit, the conducting voltage of charge and discharge control metal-oxide-semiconductor is acute
Increase, CSI foot voltage increases rapidly, and DW01A (IC2) output signal turns off charge and discharge control metal-oxide-semiconductor rapidly, to realize overcurrent
Or short-circuit protection.
Lithium battery voltage or vdd voltage can be increased and be stablized in 5V by PS7516 (IC2) synchronous rectified boost chip, with
Control circuit and its power supply circuit to peripheral hardware USB (OUT3), LED realize 5V power supply.CD4017 (IC3) is the common decimal system
Counting/distributor constitutes a key (S) multifunctional circuit 4 with four bilateral analog switch CD4066 (IC4), i.e., often by once pressing
Key (S) switches the high level output of a CD4017 foot, then completes a kind of function.Wherein, the Q0 foot of CD4017 (IC3)
(IC3_3) system is empty, and expression system is in closed state；Q1 foot (IC3_2) is connected with 13 controls foot (CONA) of CD4066, if Q1
Foot (IC3_2) exports high level, then is closed the switch SAI/O (IC4_1) of CD4066 and SAO/I (IC4_2), by SAO/I
(IC4_2) output OUT1 is always on circuit 5 for Dianbai lamp；Similarly, Q2 foot (IC3_4) controls foot (CONB) phase with the 5 of CD4066
Even, if Q2 foot (IC3_4) exports high level, it is closed the switch SBI/O (IC4_4) of CD4066 and SBO/I (IC4_3), by
SBO/I (IC4_3) output power supply blinking red lamp circuit 6；Q3 foot (IC3_7) passes through diode (D4) ground connection and 15 with CD4017
Foot (RST) is connected, if Q3 foot (IC3_7) exports high level, resets CD4017, completes a circulation.In SBI/O
(IC4_4) it in the case where being closed with SBO/I (IC4_3), is constantly charged by symmetrical 4th capacitor C4 and the 5th capacitor C5
Discharge process increases and decreases the electric current in the second triode VQ2 and third transistor VQ3 according to certain frequency, then makes by
The electric current of one triode VQ1 emitter increases and decreases according to certain frequency, and output OUT2 power supply blinking red lamp circuit 6 finally makes red
LED is flashed according to certain frequency, adjusts flicker frequency by configuring the resistance value size of the 7th to the tenth resistance R7-R10.
Limitation to scope of protection of the utility model, those skilled in the art should understand that, in the skill of the utility model
On the basis of art scheme, the various modifications or variations that can be made by those skilled in the art with little creative work still exists
Within the protection scope of the utility model.
Claims (6)
1. a kind of portable LED tent lamp control circuit, it is characterised in that: it includes charging and voltage stabilizing control circuit (1), charge and discharge
Protection circuit (2), boosting are always on circuit (5) and blinking red lamp circuit with voltage regulator circuit (3), multi-function by one key circuit (4), white lamp
(6), the charging and voltage stabilizing control circuit (1) is connected by the charge-discharge protection circuit (2) with lithium battery, and the charge and discharge are protected
Protection circuit (2) is connected with the boosting with voltage regulator circuit (3), the boosting and voltage regulator circuit (3) and multi-function by one key electricity
Road (4) is connected, and the multi-function by one key circuit (4) is always on circuit (5) and the blinking red lamp circuit (6) with the white lamp respectively
It is connected；
The unstable voltage stabilization that the charging and voltage stabilizing control circuit (1) is used to generate solar panel is in a voltage
Value charges to lithium battery；The charge-discharge protection circuit (2) is for protecting the charge and discharge of lithium battery；The boosting
With voltage regulator circuit (3) for the normal voltage 3.7V of lithium battery to boost and stablizes in 5V, to the control circuit of peripheral hardware, LED
And power supply circuit realizes 5V power supply；The multi-function by one key circuit (4) is always on and blinking red lamp for one by the white lamp of key control
The switching and closing of two kinds of functions；The white lamp is always on circuit (5) and is powered by main circuit, and realizes white using parallel way
LED is always on；The blinking red lamp circuit (6) flashes for realizing red LED according to certain frequency.
2. portable LED tent lamp control circuit according to claim 1, it is characterised in that: the charging and voltage stabilizing control
Circuit (1) includes adjustable voltage-regulating ic device LM317T.
3. portable LED tent lamp control circuit according to claim 1, it is characterised in that: the charge and discharge protecting electricity
Road (2) includes li-ion cell protection integrated chip DW01A and double power field effect pipe 8205A.
4. portable LED tent lamp control circuit according to claim 1, it is characterised in that: the boosting and pressure stabilizing electricity
Road (3) includes 1A synchronous rectified boost chip PS7516 and 5V voltage-stabiliser tube 1N4733.
5. portable LED tent lamp control circuit according to claim 1, it is characterised in that: the multi-function by one key electricity
Road (4) includes decade counter/distributor C D4017 and four bilateral analog switch CD4066.
6. portable LED tent lamp control circuit according to claim 1, it is characterised in that: the blinking red lamp circuit
It (6) include several triode 9014, resistance and capacitors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820522684.5U CN208210368U (en) | 2018-04-12 | 2018-04-12 | A kind of portable LED tent lamp control circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820522684.5U CN208210368U (en) | 2018-04-12 | 2018-04-12 | A kind of portable LED tent lamp control circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208210368U true CN208210368U (en) | 2018-12-07 |
Family
ID=64523078
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820522684.5U Withdrawn - After Issue CN208210368U (en) | 2018-04-12 | 2018-04-12 | A kind of portable LED tent lamp control circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208210368U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108633135A (en) * | 2018-04-12 | 2018-10-09 | 常州星宇车灯股份有限公司 | A kind of portable LED tents lamp control circuit |
-
2018
- 2018-04-12 CN CN201820522684.5U patent/CN208210368U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108633135A (en) * | 2018-04-12 | 2018-10-09 | 常州星宇车灯股份有限公司 | A kind of portable LED tents lamp control circuit |
| CN108633135B (en) * | 2018-04-12 | 2023-12-26 | 常州星宇车灯股份有限公司 | Portable LED tent lamp control circuit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20181207 Effective date of abandoning: 20231226 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20181207 Effective date of abandoning: 20231226 |