CN204063122U - A kind of chargeable lighter - Google Patents
A kind of chargeable lighter Download PDFInfo
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- CN204063122U CN204063122U CN201420534985.1U CN201420534985U CN204063122U CN 204063122 U CN204063122 U CN 204063122U CN 201420534985 U CN201420534985 U CN 201420534985U CN 204063122 U CN204063122 U CN 204063122U
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- rechargeable battery
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Abstract
The utility model provides a kind of chargeable lighter, comprise setting rechargeable battery in the enclosure, be arranged on the igniting core be made up of heating wire on shell and the ignition switch be arranged between heating wire and battery, and firing circuit, described ignition switch is arranged on firing circuit; Also comprise the display unit of display rechargeable battery electricity.Voltage owing to adopting singlechip control chip EP78P301 to detect rechargeable battery in the utility model, drive respectively indicator lamp LED D2, LED D3, LED D4 display different can voltage, consumer just can grasp the voltage of rechargeable battery at any time, knows remaining electricity, easy to use.
Description
Technical field
The utility model relates to lighter field, particularly the chargeable lighter of one.
Background technology
Lighter (lighter) small-sized fire-taking device.Be mainly used in smoking to get fire, also get fire for cooking and other.Wind resistance, the anti humility performance of lighter are better than match, also can use under comparatively atrocious weather condition.Therefore lighter is widely used in fire-taking device.Along with the development of electronic technology, by adding voltage to resistance wire, resistance wire is generated heat, when resistance wire generates heat to the burning-point of fire-lighter of passing by, just can light fire-lighter, realize the object of getting fire, this employing resistance wire generates heat under the driving of power supply and the sparking mode of lighting fire-lighter is called electronic striking, corresponding igniter is exactly electronic lighter, at present, the reason that electronic lighter is rather popular is that this lighter is small and exquisite, flexible, easy to use, and be not afraid of tide, be not afraid of wind yet.
At present, the structure of such electronic lighter is generally be provided with battery and control circuit in square or columniform casing, puts switch and igniting core at shell peripheral hardware, is exactly the heating wire be connected with battery by switch control rule in core of wherein lighting a fire.
At present, such electronic lighter in use, brings inconvenience to consumer owing to can not show remaining electricity.
Utility model content
The purpose of this utility model can not show the electricity of remaining battery and the awkward deficiency of ten million consumer to overcome current electronic lighter, provides a kind of chargeable lighter that can show battery dump energy.
The technical solution of the utility model is: a kind of chargeable lighter, comprise setting rechargeable battery in the enclosure, be arranged on the igniting core be made up of heating wire on shell and the ignition switch be arranged between heating wire and battery, and firing circuit, described ignition switch is arranged on firing circuit; Also comprise the display unit of display rechargeable battery electricity; Described display unit comprises the testing circuit of the rechargeable battery described in detection and is connected with testing circuit and represents the indicator lamp of testing result, described testing circuit comprises electricity display chip U2, electricity display chip U2 singlechip control chip, model is EP78P301,3rd pin of described electricity display chip U2 detects voltage, then respectively by the 6th, 7,8 pin drive the voltage showing different rechargeable batteries as LED D2, the LED D3 of described indicator lamp, LED D4 respectively.
Voltage owing to adopting singlechip control chip EP78P301 to detect rechargeable battery in the utility model, drive respectively indicator lamp LED D2, LED D3, LED D4 display different can voltage, consumer just can grasp the voltage of rechargeable battery at any time, knows remaining electricity, easy to use.
Preferred embodiment of the present utility model is that firing circuit comprises Ignition chip U1, the model of Ignition chip U1 is H88C, 1 pin of Ignition chip U1 connects charge power supply, 6 pin of Ignition chip U1 connect rechargeable battery, 8 pin of Ignition chip U1 and the indirect described heating wire on ground, the 5 pin ground connection of Ignition chip U1,4 pin of Ignition chip U1 are by switch J2 ground connection, 2 pin of Ignition chip U1 meet charging indicator light D1, and 3 pin and 7 pin of Ignition chip U1 are unsettled.Adopt a firing circuit to realize charging to control and control of discharge.
Below in conjunction with specific embodiment, the utility model is described in more detail.
Accompanying drawing explanation
Fig. 1 is the utility model structured flowchart.
Fig. 2 is upward view.
Fig. 3 is this practical circuit schematic diagram.
Detailed description of the invention
As shown in Figure 1, the present embodiment is chargeable lighter, and on lighter casing 3, be provided with one group of 4 indicator lamp, one of them indicator lamp LED D1 is charging indicator light, other three indicator lamp LED D2, LED D3, LED D4 are dump energy indicator lamp respectively, combined charge indicator lamp LED D1, this group four LED lights are by requirement instruction below:
When voltage is higher than 3.8V, four LED plenary sessions are lighted;
When voltage is at 3.6-3.8V, D4 will extinguish, and other three LED will light;
When voltage is at 3.4-3.6V, D3, D4 will extinguish, and other two LED will light;
When voltage is at 3.2-3.4V, D2, D3, D4 will extinguish, and D1 will light;
When voltage is when lower than 3.2V, D1 will glimmer, and closes heating wire and exports, remind and must charge with family.
As shown in Figure 1, the using state figure of the Rechargeable lighter of the present embodiment, the present embodiment is a kind of square lighter, body is provided with and renovates 6, renovate side on 6 tops being hinged on body fuselage 3, fire core 1 in set-point in the middle of on the top of body, ignition switch 2 is installed on igniting core 1 limit, charging indicator light 5 in body fuselage 3 side and electricity display indicator lamp 4, wherein first indicator lamp is exactly charging indicator light 5, and three indicator lamps are below respectively indicator lamp i.e. the electricity display indicator lamp 4 of instruction three kinds of voltages.
The bottom of body fuselage 3 is provided with USB charging inlet 7, as shown in Figure 2.
Be illustrated in figure 3 the circuit theory diagrams of the chargeable lighter of the present embodiment, as shown in the figure, include ignition control circuit and electric quantity display circuit, wherein:
Firing circuit comprises Ignition chip U1, the model of Ignition chip U1 is H88C, 1 pin of Ignition chip U1 connects charge power supply, 6 pin of Ignition chip U1 connect rechargeable battery, 8 pin of Ignition chip U1 and the indirect described heating wire on ground, the 5 pin ground connection of Ignition chip U1,4 pin of Ignition chip U1 are by switch J2 ground connection, 2 pin of Ignition chip U1 meet charging indicator light D1, and 3 pin and 7 pin of Ignition chip U1 are unsettled.
Testing circuit (electric quantity display circuit) comprises electricity display chip U2, electricity display chip U2 singlechip control chip, model is EP78P301,3rd pin of described electricity display chip U2 detects voltage, then respectively by the 6th, 7,8 pin drive the voltage showing different rechargeable batteries as LED D2, the LED D3 of described indicator lamp, LED D4 respectively.
Ignition chip U1 is the Ignition chip of lighter, includes charging and discharging lithium battery circuit, charging indication.Discharge and recharge indicator lamp LED D1 is connected in charging indication.
U2 is electricity display chip, and utilize LED to show the state of electricity, electricity display chip EP78P301 is a singlechip control chip, detects voltage, then drive 3 LED to light by the conducting of J2 by chip 3 pin.J1, J2 two switches are synchronous.Press J1, J2 switch, the conducting of J1 will start heating wire, makes it generate heat; Meanwhile, the conducting of J2 will drive U2 to work, and 3 pin crossing U2 detect voltage, and then D2, D3, D4 will indicate according to the height of voltage.Charging indication function, connect USB charging, D1 will light, and after being full of electricity, D1 will automatic distinguishing.
Claims (2)
1. a chargeable lighter, comprise the rechargeable battery be arranged in body fuselage, be arranged on the igniting core be made up of heating wire on body fuselage and the ignition switch be arranged between heating wire and battery, and firing circuit, described ignition switch is arranged on firing circuit; It is characterized in that: the display unit also comprising display rechargeable battery electricity; Described display unit comprises the testing circuit of the rechargeable battery described in detection and is connected with testing circuit and represents the indicator lamp of testing result, described testing circuit comprises electricity display chip U2, electricity display chip U2 singlechip control chip, model is EP78P301,3rd pin of described electricity display chip U2 detects voltage, then respectively by the 6th, 7,8 pin drive the voltage showing different rechargeable batteries as LED D2, the LED D3 of described indicator lamp, LED D4 respectively.
2. chargeable lighter according to claim 1, it is characterized in that: described firing circuit comprises Ignition chip U1, the model of Ignition chip U1 is H88C, 1 pin of Ignition chip U1 connects charge power supply, and 6 pin of Ignition chip U1 connect rechargeable battery, 8 pin of Ignition chip U1 and the indirect described heating wire on ground, the 5 pin ground connection of Ignition chip U1,4 pin of Ignition chip U1 are by switch J2 ground connection, and 2 pin of Ignition chip U1 meet charging indicator light D1, and 3 pin and 7 pin of Ignition chip U1 are unsettled.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420534985.1U CN204063122U (en) | 2014-09-17 | 2014-09-17 | A kind of chargeable lighter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420534985.1U CN204063122U (en) | 2014-09-17 | 2014-09-17 | A kind of chargeable lighter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204063122U true CN204063122U (en) | 2014-12-31 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420534985.1U Active CN204063122U (en) | 2014-09-17 | 2014-09-17 | A kind of chargeable lighter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204063122U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111895445A (en) * | 2020-07-23 | 2020-11-06 | 龙翔 | USB rechargeable lighter |
-
2014
- 2014-09-17 CN CN201420534985.1U patent/CN204063122U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111895445A (en) * | 2020-07-23 | 2020-11-06 | 龙翔 | USB rechargeable lighter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |