CN201985582U - Intelligent display device for charger - Google Patents
Intelligent display device for charger Download PDFInfo
- Publication number
- CN201985582U CN201985582U CN2011201024185U CN201120102418U CN201985582U CN 201985582 U CN201985582 U CN 201985582U CN 2011201024185 U CN2011201024185 U CN 2011201024185U CN 201120102418 U CN201120102418 U CN 201120102418U CN 201985582 U CN201985582 U CN 201985582U
- Authority
- CN
- China
- Prior art keywords
- resistor
- voltage
- display device
- chip microcomputer
- singlechip
- 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 utility model relates to an intelligent display device for a charger, which can display voltage, current, electrical quantity and charging time of a rechargeable battery. The intelligent display device comprises a circuit board, a switching key and a display device, wherein a sampling resistor R1 is arranged on the circuit board, and is serially connected between a switching power supply and the negative pole of a storage battery; a resistor R2 and a resistor R3 are serially connected and then parallelly connected with the storage battery; two ends of the resistor R1 are connected with an operational amplifier F, the operational amplifier F is connected to the AD1 port of a singlechip, and the voltage at two ends of the resistor R1 is transmitted to the operational amplifier F for amplification and then is transmitted to the singlechip; the resistor R3 is connected with the AD2 port of the singlechip; the voltage at two ends of the resistor R3 is transmitted to the singlechip; in the display device, a nixie tube is connected to the output end of the singlechip and connected with four LEDs; and the four LEDs are respectively mounted under panels for respectively displaying the voltage, the current, the electrical quantity and the charging time. Owing to the device with simple structure and convenience in use, the service life of the battery can be prolonged, and the electrical energy can be effectively saved at the same time.
Description
Technical field
The utility model relates to a kind of device that shows the charger charge condition, especially can show the charger intelligent display device in voltage, electric current, electric weight and the charging interval of rechargeable battery.
Background technology
At present, the frequency of utilization of charger is very high, is that mobile phone, camera, mp3, electric motor car etc. all need charger to charge the battery.Whether the known charge device can use a lamp when showing charge condition, differentiate battery by the color change of lamp and be full of.But, we can not be at any time the situation of change of electrolytic cell concrete amount in charging process, so not only influenced the use of electrical equipment, also caused the waste of electric energy, also can shorten the useful life of battery simultaneously.
Summary of the invention
Charge the battery and to show the deficiency of charge condition in the process in order to solve existing charger, the utility model provides a kind of charger intelligent display device, this device not only can show that whether rechargeable battery is full of, and can also be presented at the situation in voltage in the charging process, electric current, electric weight and charging interval.This apparatus structure is simple, and is easy to use, not only can prolong the useful life of battery, also effectively saved the electric energy of charging simultaneously.
The technical scheme that its technical problem that solves the utility model adopts is: this charger intelligent display device comprises circuit board, switch key, display unit; On the described circuit board, a sample resistance R is set
1, be connected on Switching Power Supply and the battery terminal negative; Resistance R
2, R
3In parallel with storage battery again after the series connection; Resistance R
1Two ends connect transport and placing device F, and transport and placing device F connects Chip Microcomputer A
1Port, the single-chip microcomputer output connects charactron; Resistance R
1The voltage at two ends is sent into transport and placing device F and is amplified, and sends into single-chip microcomputer again, drives charactron, shows the numerical value in electric current, electric weight and charging interval; R
3Connect Chip Microcomputer A
2Port; R
3Both end voltage is sent in the single-chip microcomputer, and arrangement is calculated, and drives charactron, the numerical value of display voltage; Described switch key connects single-chip microcomputer Y port, the demonstration in switched voltage, electric current, electric weight and charging interval; In the described display unit, charactron connects the output of single-chip microcomputer, and charactron connects four light-emitting diodes, and four Light-Emitting Diodes are installed in the below of the panel in display voltage, electric current, electric weight and charging interval respectively, play the illumination suggesting effect; On four panels respectively with voltage, electric current, electric weight and time printed words; Trigger switch key, can trigger and show numerical value on the charactron, this value promptly is the numerical value of demonstration printed words on the luminescent panel at that time.
The beneficial effects of the utility model are: this charger intelligent display device not only can show whether rechargeable battery is full of, can also be presented at the situation in voltage in the charging process, electric current, electric weight and charging interval, this apparatus structure is simple, easy to use, not only can prolong the useful life of battery, also effectively save the electric energy of charging simultaneously.
The utility model is described in further detail below in conjunction with drawings and embodiments.
Fig. 1 is a structural principle schematic diagram of the present utility model;
Among the figure, 1. Switching Power Supply, 2. transport and placing device F, 3. sample resistance, 4. circuit board, 5. resistance R
2, 6. resistance R
3, 7. storage battery, 8. switch key, 9. single-chip microcomputer, 10. charactron, 11. panels, 12. light-emitting diodes, 13. display unit.
Embodiment
In the drawings, this charger intelligent display device comprises circuit board 4, switch key 8, display unit 13; On the described circuit board 4, a sample resistance R is set
13 polyphones are connected on Switching Power Supply 1 and storage battery 7 negative poles; Resistance R
25, R
3In parallel with storage battery 7 again after 6 series connection; Resistance R
13 two ends connect transport and placing device F2, and transport and placing device F2 connects single-chip microcomputer 9AD
1Port, the single-chip microcomputer output connects charactron 10; Resistance R
1The voltage at 3 two ends is sent into transport and placing device F2 and is amplified, and sends into single-chip microcomputer 9 again, drives charactron 10, shows the numerical value in electric current, electric weight or charging interval; R
36 connect single-chip microcomputer 9AD
2Port, R
36 both end voltage are sent in the single-chip microcomputer 9, and arrangement is calculated, and drive charactron 10, the numerical value of display voltage; Described switch key 8 connects single-chip microcomputer 9Y port, the demonstration in switched voltage, electric current, electric weight and charging interval; In the described display unit 13, charactron 10 connects the output of single-chip microcomputer 9, charactron 10 connects the below that 12, four Light-Emitting Diodes 12 of four light-emitting diodes are installed in the panel 11 in display voltage, electric current, electric weight and charging interval respectively, plays the illumination suggesting effect; On four panels 11 respectively with voltage, electric current, electric weight and time printed words; Trigger switch key 8, can trigger on the charactron 10 and show numerical value, this value promptly is the numerical value of demonstration printed words on the luminescent panel 11 at that time.
Claims (1)
1. charger intelligent display device, this display comprises circuit board (4), switch key (8), display unit (13); It is characterized in that: on the described circuit board (4), sample resistance R
1(3) polyphone is connected on Switching Power Supply (1) and storage battery (7) negative pole; Resistance R
2(5), R
3(6) after the series connection again with storage battery (7) and connect; Sample resistance R
1(3) connect transport and placing device F (2), transport and placing device F (2) connects single-chip microcomputer (9) AD
1Port; Resistance R
3(6) connect single-chip microcomputer (9) AD
2Port; Switch key (8) connects single-chip microcomputer (9) Y port; Single-chip microcomputer (9) output connects charactron (10), and charactron connects light-emitting diode (12), and four Light-Emitting Diodes (12) are installed in panel (11) below in display voltage, electric current, electric weight and charging interval respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201024185U CN201985582U (en) | 2011-04-02 | 2011-04-02 | Intelligent display device for charger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201024185U CN201985582U (en) | 2011-04-02 | 2011-04-02 | Intelligent display device for charger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201985582U true CN201985582U (en) | 2011-09-21 |
Family
ID=44613033
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201024185U Expired - Fee Related CN201985582U (en) | 2011-04-02 | 2011-04-02 | Intelligent display device for charger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201985582U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105471187A (en) * | 2015-12-18 | 2016-04-06 | 重庆五福科技有限公司 | General gasoline generator timer |
-
2011
- 2011-04-02 CN CN2011201024185U patent/CN201985582U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105471187A (en) * | 2015-12-18 | 2016-04-06 | 重庆五福科技有限公司 | General gasoline generator timer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110921 Termination date: 20140402 |