CN204271702U - Charger - Google Patents
Charger Download PDFInfo
- Publication number
- CN204271702U CN204271702U CN201420805469.8U CN201420805469U CN204271702U CN 204271702 U CN204271702 U CN 204271702U CN 201420805469 U CN201420805469 U CN 201420805469U CN 204271702 U CN204271702 U CN 204271702U
- Authority
- CN
- China
- Prior art keywords
- module
- voltage
- current
- charger
- control module
- 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
Links
Abstract
The utility model discloses a kind of charger, comprise charger body, the display module be located in charger body, control module, current sampling module and/or voltage sampling module.In the utility model, current sampling module measures the output current of electrical equipment body, generate current signal and send to control module, by display module, electric current is shown afterwards, voltage sampling module measures the output voltage of electrical equipment body, and formation voltage signal also sends to control module, is shown by voltage afterwards by display module, user clearly can know output current and/or the voltage of current charger by display module, thus draws concrete charge condition.
Description
Technical field
The utility model relates to a kind of charger.
Background technology
Charger is the charging device that various electronic product all must be used, charger can provide charging for various electronic product, usually, charger all can not demonstrate electric current in charging process or voltage, if user, not by the screen of electronic product, cannot know current charge condition, and by display lamp, traditional charger also can only judge whether electronic product is full of electricity, and this charger cannot learn concrete charge condition.
Utility model content
The utility model object is to provide a kind of charger, at least one to solve the problems of the technologies described above.
According to an aspect of the present utility model, provide a kind of charger, comprise charger body, the display module be located in charger body, control module, current sampling module and/or voltage sampling module, wherein,
Current sampling module measures the output current of charger body, generate current signal and send to control module, voltage sampling module measures the output voltage of charger body, formation voltage signal also sends to control module, control module is according to receiving current signal and/or voltage signal, generate display and send to display module, display module display electric current and/or voltage.
In the utility model, current sampling module measures the output current of electrical equipment body, generate current signal and send to control module, by display module, electric current is shown afterwards, voltage sampling module measures the output voltage of electrical equipment body, and formation voltage signal also sends to control module, is shown by voltage afterwards by display module, user clearly can know output current and/or the voltage of charger by display module, thus draws concrete charge condition.
In some embodiments, also comprise comparing module, the current signal that control module received current sampling module sends and the voltage signal that voltage sampling module sends,
Current signal and voltage signal are sent to comparing module by control module, electric current and the ratio of time and the first set point are compared by comparing module, voltage and the ratio of time and the second set point are compared by comparing module, comparing module is according to comparison result, generate electric quantity signal and send to control module, display module display electricity.Thus, current signal and voltage signal are sent to comparing module by control module, by comparing module, electric current and the ratio of time and the first set point are compared, voltage and the ratio of time and the second set point are compared by comparing module, and the first set point and the second set point can set in advance, thus can electricity be drawn, and shown by display module, user can learn current charge capacity by display module.
In some embodiments, charger body is provided with and buckles.Thus, just charger and other parts (as: key chain) can be fixed together by buckling, being convenient for carrying.
Accompanying drawing explanation
Fig. 1 is the structural representation of the charger of a kind of execution mode of the utility model;
Fig. 2 is the schematic diagram of charger shown in Fig. 1;
Fig. 3 is the flow chart of charger shown in Fig. 1.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Fig. 1 schematically shows the structure of the charger of a kind of execution mode of the utility model.
As shown in Figure 1, a kind of charger, comprises charger body 1, the display module 2 be located in charger body 1, control module 3, current sampling module 4 and voltage sampling module 5.In other embodiments, charger can comprise charger body 1, the display module 2 be located in charger body 1, control module 3, current sampling module 4 or voltage sampling module 5.
Above-mentioned modules of the present utility model can also be arranged on the data wire of charger body 1.
As shown in Figure 1, charger body 1 is provided with groove, display module 2 is fixed in groove, and meanwhile, control module 3, current sampling module 4 and voltage sampling module 5 are all fixed on the inside of charger body 1.
As shown in Figure 1, charger body 1 is provided with and buckles, and buckles to be key chain or similar to hang up parts, and person easy to use carries.
Fig. 2 schematically shows the principle of charger of the present utility model.
In the present embodiment, as shown in Figure 2, current sampling module 4 (circuit of the measurement size of current consisted of some electronic components) measures the output current of charger body 1, generate current signal and send to control module 3, voltage sampling module 5 (circuit of the measuring voltage size consisted of some electronic components) measures the output voltage of charger body 1, formation voltage signal also sends to control module 3, control module 3 is according to receiving current signal and voltage signal, generate display and send to display module 2, display module 2 shows the concrete numerical value of electric current and the concrete numerical value of voltage.
As shown in Figure 2, learn current charge condition for the convenience of the users, can increase the circuit of measuring electric quantity, concrete principle is as follows:
The current signal that control module 3 received current sampling module 4 sends and the voltage signal that voltage sampling module 5 sends, current signal and voltage signal are sent to comparing module 31 by control module 3, electric current and the ratio of time and the first set point are compared by comparing module 31, voltage and the ratio of time and the second set point are compared by comparing module 31, comparing module 31 is according to comparison result, generate electric quantity signal and send to control module 3, electric quantity signal is sent to display module 2 by control module 3, and display module 2 shows electricity.
The principle more specifically of above-mentioned measuring electric quantity is as follows:
After control module 3 receives voltage signal and current signal, control module 3 is through A/D conversion (analog-to-digital conversion), and processed by voltage signal, processing procedure is as follows: convert analog voltage signal to digital voltage signal, gets fixed two extreme instants t
1and t
2, integration is carried out to the voltage in these two moment and averages (namely by formula ∫ Δ u/ Δ tdt
1with ∫ Δ u/ Δ tdt
2calculate), draw voltage u
1and u
2, voltage and the ratio (u of time in the very short time that namely can draw a certain section
1-u
2)/(t
1-t
2) (being namely the derivative of voltage relative to the time), in like manner, electric current and the ratio of time in the very short time that also can draw a certain section.
Carrying out above-mentioned integral process is because the size of electric current and voltage may exist very great fluctuation process at some time point, if do not carry out integral and calculating, then there will be display by mistake at the moment display module 2 of electric current and voltage fluctuation, carry out integral mean computing and can reduce error, stop display by mistake.
After carrying out above-mentioned process, above-mentioned treated voltage and the ratio of time are sent to comparing module 31 by control module 3, voltage and the ratio of time and the first set point are compared by comparing module 31, first set point is voltage and (each voltage is a corresponding electricity with the ratio of time for the relation of the ratio of time and electricity, different voltage different electricity corresponding to the ratio of time, just can set before dispatching from the factory), the first electricity is drawn after comparison, above-mentioned treated electric current and the ratio of time are sent to comparing module 31 by control module 3, electric current and the ratio of time and the second set point are compared by comparing module 31, second set point is electric current and (each electric current is a corresponding electricity with the ratio of time for the relation of the ratio of time and electricity, different electric currents different electricity corresponding to the ratio of time, just can set before dispatching from the factory), the second electricity is drawn after comparison.
Control module 3 is electrically connected with display module 2, and control module 3 obtains the mean value of the first electricity and the second electricity, and electricity average value signal (i.e. electric quantity signal) is sent to display module 2, and display module 2 shows electricity.
Fig. 3 schematically shows the flow process of the charger of a kind of execution mode of the utility model.
As shown in Figure 3, the workflow of charger is as follows:
S101, current sampling module 4 measures the output current of charger body 1, and voltage sampling module 5 measures the output voltage of charger body 1;
S102, current signal is sent to control module 3 by current sampling module 4, and voltage signal is sent to control module 3 by voltage sampling module 5;
S103, current signal and voltage signal are sent to display module 2 by control module 3;
S104, display module 2 shows output current and the output voltage of charger body 1.
In the production process of reality, charger of the present utility model can being made wireless charger, above-mentioned modules all can be arranged on the receiving terminal of wireless charger, also can be fixed on buckling on the receiving terminal of wireless charger meanwhile.
Above-described is only execution modes more of the present utility model.For the person of ordinary skill of the art, under the prerequisite not departing from the utility model creation design, can also make some distortion and improvement, these all belong to protection range of the present utility model.
Claims (3)
1. a charger, it is characterized in that, comprise charger body (1), the display module (2) be located in described charger body (1), control module (3), current sampling module (4) and/or voltage sampling module (5), wherein
Described current sampling module (4) measures the output current of charger body (1), generates current signal and sends to described control module (3),
Described voltage sampling module (5) measures the output voltage of charger body (1), and formation voltage signal also sends to described control module (3),
Described control module (3), according to receiving current signal and/or voltage signal, generates display and sends to described display module (2),
Described display module (2) display electric current and/or voltage.
2. charger according to claim 1, it is characterized in that, also comprise comparing module (31), described control module (3) receives current signal that described current sampling module (4) sends and the voltage signal that described voltage sampling module (5) sends
Current signal and voltage signal are sent to comparing module (31) by described control module (3), electric current and the ratio of time and the first set point are compared by described comparing module (31), voltage and the ratio of time and the second set point are compared by described comparing module (31)
Described comparing module (31) is according to comparison result, and generate electric quantity signal and send to described control module (3), electric quantity signal is sent to display module (2) by described control module (3),
Described display module (2) display electricity.
3. charger according to claim 1, is characterized in that, described charger body (1) is provided with and buckles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420805469.8U CN204271702U (en) | 2014-12-17 | 2014-12-17 | Charger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420805469.8U CN204271702U (en) | 2014-12-17 | 2014-12-17 | Charger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204271702U true CN204271702U (en) | 2015-04-15 |
Family
ID=52806547
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420805469.8U Expired - Fee Related CN204271702U (en) | 2014-12-17 | 2014-12-17 | Charger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204271702U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110417994A (en) * | 2019-07-08 | 2019-11-05 | 深圳市创成微电子有限公司 | It is a kind of to realize that the method and sound card synchronous with charging is broadcast live in mobile phone |
-
2014
- 2014-12-17 CN CN201420805469.8U patent/CN204271702U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110417994A (en) * | 2019-07-08 | 2019-11-05 | 深圳市创成微电子有限公司 | It is a kind of to realize that the method and sound card synchronous with charging is broadcast live in mobile phone |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104777383A (en) | Non-invasive electrical load monitoring and load decomposing device | |
| CN105092961A (en) | Ammeter system using mobile terminal for positioning | |
| CN102435907A (en) | Polarity test method for electronic current transformer | |
| CN204271702U (en) | Charger | |
| CN203883502U (en) | Power source adapter enabling quick charging | |
| CN105429267A (en) | Solar photovoltaic charging apparatus | |
| CN104655916A (en) | Alternating-current voltage effective value measuring device and method | |
| CN204203348U (en) | A kind of photovoltaic combiner box transformation current sensing means | |
| CN204945360U (en) | The accuracy detecting device of electric energy metered system | |
| CN204706351U (en) | Flash memory device | |
| US20130300365A1 (en) | Intelligent wall-type charger | |
| CN207133420U (en) | A kind of measurement instrument data acquisition, processing system | |
| CN207866910U (en) | Transforming plant DC power-supply system electric energy quality assessment device | |
| CN201408898Y (en) | Power socket with USB interface | |
| CN104200635A (en) | Wireless switch with function of electrical quantity metering and acquisition method | |
| CN107797003B (en) | Virtual load test device and method for detecting metering performance of charging pile | |
| CN204374288U (en) | A kind of direct current (DC) monitoring device | |
| CN202929081U (en) | Metering loop apparatus | |
| CN207923984U (en) | A kind of wireless Rogowski coil integrator | |
| CN203551748U (en) | Battery voltage detection circuit | |
| CN207752127U (en) | A kind of power module testing auxiliary device | |
| CN203104051U (en) | Universal type charger | |
| CN206807675U (en) | A kind of wireless charging type TV remote controller | |
| CN203456690U (en) | USB universal charging socket | |
| CN202042935U (en) | Switching power supply unit of power meter |
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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150415 Termination date: 20161217 |