CN209880980U - Data line of intelligence outage - Google Patents
Data line of intelligence outage Download PDFInfo
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- CN209880980U CN209880980U CN201921102149.5U CN201921102149U CN209880980U CN 209880980 U CN209880980 U CN 209880980U CN 201921102149 U CN201921102149 U CN 201921102149U CN 209880980 U CN209880980 U CN 209880980U
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Abstract
The utility model discloses a data line of intelligence outage, data line one end has the USB plug that is used for inserting the outside head that charges, and the other end has the charging terminal that is used for inserting terminal equipment and charges, still include the intelligent outage module of electricity connection between USB plug and charging terminal, and intelligent outage module includes master control circuit, current detection circuit, feedback circuit and switch circuit; the USB plug and the current detection circuit are respectively electrically connected with the main control circuit, the other end of the current detection circuit is electrically connected with the feedback circuit, the switch circuit is electrically connected between the main control circuit and the feedback circuit, and the other end of the feedback circuit is electrically connected with the charging terminal. Its advantage is that intelligence outage module is used for controlling being connected and breaking off between USB plug and the charging terminal. The charging terminal charges the mobile terminal, and when the battery of the mobile terminal is fully charged, the intelligent power-off module immediately cuts off the voltage, so that the phenomenon that the battery of the mobile terminal is overcharged and exploded in the charging process of the mobile terminal is prevented.
Description
Technical Field
The utility model relates to a data line, especially a data line of intelligence outage.
Background
Data line is often used for transmission data and charges to mobile terminal, common data line has tall and erect data line of ann and apple data line, these data lines that have now do not have the intelligent outage function that charges, the data line generally all is after connecing the charger, just be in charged state always, and when the cell-phone is full of the electricity, do not have directly perceived clear and definite instruction, still have the undercurrent and continuing to charge, lead to mobile terminal battery overcharge very easily, not only influence the life of battery, still easy battery is filled and is exploded, cause unsafe factor, give people and bring very big potential safety hazard.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the not enough of prior art, provide a data line of intelligence outage.
The utility model discloses a technical scheme:
a data link of intellectual power cut, one end of the data link has USB plug used for inserting the external charging head, another end has charging terminals used for inserting the terminal installation to charge, also include connecting the intellectual power cut module between USB plug and charging terminal electrically, the intellectual power cut module includes the master control circuit, the current detection circuit, feedback circuit and switching circuit; the USB plug and the current detection circuit are respectively electrically connected with the main control circuit, the other end of the current detection circuit is electrically connected with the feedback circuit, the switch circuit is electrically connected between the main control circuit and the feedback circuit, and the other end of the feedback circuit is electrically connected with the charging terminal.
One preferred scheme is that the intelligent power-off module further comprises a voltage detection circuit, and the voltage detection circuit is electrically connected between the main control circuit and the feedback circuit.
One preferred scheme is that the intelligent power-off module further comprises a time detection circuit, and the time detection circuit is electrically connected between the main control circuit and the feedback circuit.
One preferred solution is that the switching circuit is a MOS switch.
One preferred solution is that the feedback circuit is an N-channel fet.
A preferred scheme is that a power supply voltage reduction chip is electrically connected between the USB plug and the intelligent power-off module.
One preferred scheme is that the charging terminal is Micro, Lightning or Type-C.
One preferable mode is that the feedback circuit is connected with an indicator lamp for indicating the charging state of the charging terminal.
Synthesize above-mentioned technical scheme, the beneficial effects of the utility model: the intelligent power-off module is used for controlling the connection and disconnection between the USB plug and the charging terminal; the charging terminal charges the mobile terminal, and when the battery of the mobile terminal is fully charged, the intelligent power-off module immediately cuts off the voltage, so that the phenomenon that the battery of the mobile terminal is overcharged and exploded in the charging process of the mobile terminal is prevented.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented according to the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more obvious and understandable, the following preferred embodiments are described in detail with reference to the accompanying drawings.
Drawings
Fig. 1 is a block diagram of the circuit structure of the present invention;
fig. 2 is a schematic circuit diagram of the present invention;
fig. 3 is a schematic diagram of the main control chip of the present invention.
Detailed Description
For the purpose of illustrating the spirit and purposes of the present invention, the present invention will be further described with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1 to 3, a data line for intelligent power cut, the data line having a USB plug 10 for inserting an external charging head at one end and a charging terminal 20 for inserting a mobile terminal for charging at the other end, further comprising an intelligent power cut module electrically connected between the USB plug 10 and the charging terminal 20, the intelligent power cut module comprising a main control circuit 31, a current detection circuit 34, a feedback circuit 33 and a switch circuit 36; the USB plug 10 and the current detection circuit 34 are electrically connected to the main control circuit 31, the other end of the current detection circuit 34 is electrically connected to the feedback circuit 33, the switch circuit 36 is electrically connected between the main control circuit 31 and the feedback circuit 33, and the other end of the feedback circuit 33 is electrically connected to the charging terminal 20.
As shown in fig. 1 to 3, the smart power-off module is used to control connection and disconnection between the USB plug 10 and the charging terminal 20. The charging terminal 20 charges the mobile terminal, and when the battery of the mobile terminal is fully charged, the intelligent power-off module immediately cuts off the voltage, so that the phenomenon that the battery of the mobile terminal is overcharged and exploded in the charging process of the mobile terminal is prevented.
As shown in fig. 1 to 3, the switch circuit 36 is specifically a MOS transistor. The feedback circuit 33 is an N-channel fet. And a power voltage reduction chip 38 is electrically connected between the USB plug 10 and the intelligent power-off module. An indicator lamp indicating the charging state of the charging terminal is connected to the feedback circuit 33.
As shown in fig. 1 to 3, when the USB plug 10 is connected to an external charging head, current flows to the smart power-off module, the main control circuit 31 in the smart power-off module starts to operate, and the indicator lights up, and when the charging terminal 20 charges the mobile terminal, the indicator lights up and down indicate that the mobile terminal is being charged, and current flows from the USB plug 10 to the main control circuit 31, the current detection circuit 34, the feedback circuit 33, and the charging terminal 20 in sequence. In the charging process, the current of the feedback circuit 33 is compared with the charging current in the mobile terminal, when the current of the output end of the feedback circuit 33 is too large or abnormal, the feedback circuit 33 immediately feeds back to the current detection circuit 34, the current detection circuit 34 sends a signal to the main control circuit 31, the main control circuit 31 sends a low level signal to the MOS transistor, and the MOS transistor is cut off to cut off the charging current, so that the mobile terminal is protected. In the charging process, when the mobile terminal is in trickle charging, the charging current is lower than a certain value, the main control circuit 31 sends a low level signal to the MOS tube, the MOS tube is cut off, and the power supply is cut off, so that the intelligent power-off effect is achieved.
As shown in fig. 1 to 3, in the present embodiment, the charging terminal 20 is Micro, Lightning or Type-C. The charging terminal 20 may also be a combination of Micro, Lightning and Type-C, and the main control circuit 31 and the current detection circuit 34 may be integrated in a chip. The main control circuit 31 and the current detection circuit 34 form a main control chip 37 when integrated into one chip.
As shown in fig. 1 to 3, the welding of the rear end of intelligence outage module has the charging wire that charges to terminal equipment, and the tip of charging wire is equipped with Micro, Lightning, Type-C or its joint that charges. The welding does at the charging wire of intelligent power-off module's rear end the utility model discloses an output for peg graft with terminal battery charging outfit. The intelligent power-off module comprises a main control circuit 31 and a current detection circuit 34, the main control circuit 31 and the current detection circuit 34 can be integrated in a chip, when the main control circuit 31 and the current detection circuit 34 can be integrated in the chip, an indicator lamp for indicating the charging state of a charging terminal is welded on the chip, when the terminal equipment is fully charged, the intelligent power-off module immediately cuts off the current, the overcharge is prevented, the effect of protecting the terminal equipment is achieved, and the terminal equipment is prevented from consuming power. The current detection circuit 34 is used for detecting current, when the mobile terminal device is abnormal in the charging process, for example, when the charging current suddenly increases, the current detection circuit 34 transmits a signal detected by the current detection circuit to the main control circuit 31, and the main control circuit 31 immediately cuts off the power supply, so that the effect of protecting the mobile terminal device is achieved.
As shown in fig. 1 to 3, the second embodiment is different from the first embodiment in that: the intelligent power-off module further comprises a voltage detection circuit 32, and the voltage detection circuit 32 is electrically connected between the main control circuit 31 and the feedback circuit 33.
As shown in fig. 1 to 3, when the USB plug 10 is connected to an external charging head, current flows to the smart power-off module, the main control circuit 31 in the smart power-off module starts to operate, and the indicator lights up, and when the charging terminal 20 charges the mobile terminal, the indicator lights up and down indicate that the mobile terminal is being charged, and current flows from the USB plug 10 to the main control circuit 31, the feedback circuit 33 and the charging terminal 20 in sequence. In the charging process, the current of the feedback circuit 33 is compared with the charging current in the mobile terminal, when the current of the output end of the feedback circuit 33 is too large, or the voltage is too high, or abnormality occurs, the feedback circuit 33 immediately feeds back the current detection circuit 34 and the voltage detection circuit 32, the current detection circuit 34 and the voltage detection circuit 32 respectively send signals to the main control circuit 31, the main control circuit 31 sends a low level signal to the MOS transistor, and the MOS transistor is cut off to cut off the charging current and the charging voltage, thereby playing a role in protecting the mobile terminal. In the charging process, when the mobile terminal is in trickle charging, the charging current is lower than a certain value, the main control circuit 31 sends a low level signal to the MOS tube, the MOS tube is cut off, and the power supply is cut off, so that the intelligent power-off effect is achieved.
In this embodiment, as shown in fig. 1 to fig. 3, the main control circuit 31, the voltage detection circuit 32 and the current detection circuit 34 may be integrated in a chip, and the main control circuit 31, the voltage detection circuit 32 and the current detection circuit 34 form a main control chip 37 when integrated in a chip.
As shown in fig. 1 to 3, the welding of the rear end of intelligence outage module has the charging wire that charges to terminal equipment, and the tip of charging wire is equipped with Micro, Lightning, Type-C or its joint that charges. The welding does at the charging wire of intelligent power-off module's rear end the utility model discloses an output for peg graft with terminal battery charging outfit. The intelligence outage module includes master control circuit 31, voltage detection circuit 32 and current detection circuit 34, master control circuit 31, voltage detection circuit 32 and current detection circuit 34 can integrate in a chip, when master control circuit 31, voltage detection circuit 32 and current detection circuit 34 can integrate in a chip, the welding has the pilot lamp of instructing charging terminal charged state on the chip, when mobile terminal is full of the electricity, the intelligence outage module cuts off voltage immediately, prevent overcharging, reach the effect of protection mobile terminal, prevent that terminal from consuming electricity certainly. Voltage detection circuit 32 and current detection circuit 34 are used for monitoring voltage and electric current respectively, and when voltage detection circuit 32 and current detection circuit 34 detected that mobile terminal equipment appears unusually in the charging process, if, under the circumstances of heavy current or high voltage appears suddenly, the intelligence outage module can cut off the power immediately, reaches the effect of protection terminal equipment.
Third embodiment, as shown in fig. 1 to 3, the present embodiment is different from the first embodiment or the second embodiment in that: the intelligent power-off module further comprises a time detection circuit 35, and the time detection circuit 35 is electrically connected between the main control circuit 31 and the feedback circuit 33.
As shown in fig. 1 to 3, an indicator lamp indicating the charging state of the charging terminal is connected to the feedback circuit 33. When the USB plug 10 is connected to an external charging head, current flows to the intelligent power-off module, the main control circuit 31 in the intelligent power-off module starts to work, and the indicator lights up, when the charging terminal 20 charges the mobile terminal, the indicator lights on or off indicate that the mobile terminal is being charged, and the current flows from the USB plug 10 to the main control circuit 31, the feedback circuit 33 and the charging terminal 20 in sequence. In the charging process, the current of the feedback circuit 33 is compared with the charging current in the mobile terminal, when the current of the output end of the feedback circuit 33 is too large, the voltage is too high, or abnormality occurs, the feedback circuit 33 immediately feeds back the voltage detection circuit 32 and the current detection circuit 34, the voltage detection circuit 32 and the current detection circuit 34 respectively send signals to the main control circuit 31, the main control circuit 31 sends a low level signal to the MOS transistor, and the MOS transistor is cut off to cut off the charging current and the charging voltage, so that the mobile terminal is protected. In the charging process, when the mobile terminal is in trickle charging, the charging current is lower than a certain value, the main control circuit 31 sends a low level signal to the MOS tube, the MOS tube is cut off, and the power supply is cut off, so that the intelligent power-off effect is achieved.
As shown in fig. 1 to fig. 3, in the present embodiment, the main control circuit 31, the time detection circuit 35, the voltage detection circuit 32 and the current detection circuit 34 may be integrated in a chip, and the main control chip 37 is formed when the main control circuit 31, the time detection circuit 35, the voltage detection circuit 32 and the current detection circuit 34 are integrated in a chip.
As shown in fig. 1 to 3, the welding of the rear end of intelligence outage module has the charging wire that charges to terminal equipment, and the tip of charging wire is equipped with Micro, Lightning, Type-C or its joint that charges. The welding does at the charging wire of intelligent power-off module's rear end the utility model discloses an output for peg graft with terminal battery charging outfit. The intelligence outage module includes master control circuit 31, time detection circuit 35, voltage detection circuit 32 and current detection circuit 34, master control circuit 31, time detection circuit 35, voltage detection circuit 32 and current detection circuit 34 can integrate in a chip, when master control circuit 31, voltage detection circuit 32 and current detection circuit 34 can integrate in a chip, the welding has the pilot lamp of instructing charging terminal charged state on the chip, when mobile terminal is full of the electricity, intelligence outage module cuts off voltage immediately, prevent overcharging, reach the effect of protection mobile terminal, prevent that terminal equipment is from power consumptive.
As shown in fig. 1 to fig. 3, time detection circuit 35 is used for detecting charge time to give master control circuit 31 with this detected signal transmission, master control circuit 31 makes the judgement, when time detection circuit 35 detected that mobile terminal does not use for a long time and under the outage condition, if reach 3 hours, time detection circuit 35 can give master control circuit 31 with this signal transmission, master control circuit 31 control the utility model discloses charge for mobile terminal and mend the electricity. Voltage detection circuit 32 and current detection circuit 34 are used for monitoring voltage and electric current respectively, and when mobile terminal equipment was unusual in the charging process appeared, if, under the circumstances of heavy current or high voltage appeared suddenly, the intelligence outage module can cut off the power immediately, reaches the effect of protection terminal equipment.
The above is a detailed implementation manner of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations are also considered as the protection scope of the present invention.
Claims (8)
1. The intelligent power-off data line is characterized by further comprising an intelligent power-off module electrically connected between the USB plug and the charging terminal, wherein the intelligent power-off module comprises a main control circuit, a current detection circuit, a feedback circuit and a switch circuit; the USB plug and the current detection circuit are respectively electrically connected with the main control circuit, the other end of the current detection circuit is electrically connected with the feedback circuit, the switch circuit is electrically connected between the main control circuit and the feedback circuit, and the other end of the feedback circuit is electrically connected with the charging terminal.
2. The intelligently powered down data line of claim 1 wherein the intelligent power down module further comprises a voltage detection circuit electrically connected between the master circuit and the feedback circuit.
3. The intelligent powered-off data line of claim 1 or 2, wherein the intelligent powered-off module further comprises a time detection circuit electrically connected between the master circuit and the feedback circuit.
4. The intelligently powered down data line of claim 1 wherein the switching circuit is a MOS switch.
5. The intelligently powered down data line of claim 1 wherein the feedback circuit is an N-channel field effect transistor.
6. The intelligent powered-off data line of claim 1, wherein a power step-down chip is electrically connected between the USB plug and the intelligent powered-off module.
7. The data line of claim 1, wherein the charging terminal is Micro, Lightning or Type-C.
8. The intelligently powered down data line of claim 1 wherein the feedback circuit is connected to an indicator light indicating a charge state of the charge terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921102149.5U CN209880980U (en) | 2019-07-15 | 2019-07-15 | Data line of intelligence outage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921102149.5U CN209880980U (en) | 2019-07-15 | 2019-07-15 | Data line of intelligence outage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209880980U true CN209880980U (en) | 2019-12-31 |
Family
ID=68949215
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921102149.5U Active CN209880980U (en) | 2019-07-15 | 2019-07-15 | Data line of intelligence outage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209880980U (en) |
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2019
- 2019-07-15 CN CN201921102149.5U patent/CN209880980U/en active Active
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