CN219107078U - Connector with display function - Google Patents
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- CN219107078U CN219107078U CN202222981719.0U CN202222981719U CN219107078U CN 219107078 U CN219107078 U CN 219107078U CN 202222981719 U CN202222981719 U CN 202222981719U CN 219107078 U CN219107078 U CN 219107078U
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Abstract
The utility model relates to the technical field of intelligent charging, and provides a connector with a display function, which comprises a processing unit, an interface unit and an indication unit, wherein the interface unit comprises a first interface, a second interface and a single resistor, an internal module of the processing unit is connected with an input end of the single resistor, an output end of the single resistor is respectively connected with the first interface and the second interface, the first interface and the second interface are respectively connected with the internal module of the processing unit and are used for receiving acquisition instructions of the magnitude and the direction of current sent by the internal module of the processing unit, acquired current information is sent to the processing unit by the interface unit and is sent to the indication unit by the processing unit, and after the indication unit receives the instructions, corresponding horse race display is carried out according to the magnitude and the direction of the current; the utility model can display more visual charging information of the electronic product through the ticker.
Description
Technical Field
The utility model relates to the technical field, in particular to a connector with a display function.
Background
Along with the rapid development of electronic products, the breathing lamp age of the electronic products has passed, and people cannot intuitively know the charging process of the electronic equipment due to the disappearance of the breathing lamp, and only the screen of the electronic equipment can be opened to judge the electric quantity, so that inconvenience is brought to people in using the electronic products, and the electric quantity cannot be intuitively displayed by a conventional data connecting line.
Disclosure of Invention
The utility model solves the problem of providing a functional connector capable of visually displaying the charging state of electronic equipment.
In order to solve the above problems, the present utility model provides a connector with display function, comprising: the interface unit comprises a first interface, a second interface and a single resistor, the internal module of the processing unit is connected with the input end of the single resistor, the output end of the single resistor is respectively connected with the first interface and the second interface, the first interface and the second interface are respectively connected with the internal module of the processing unit and are used for receiving acquisition instructions of the magnitude and the direction of current sent by the internal module of the processing unit, acquired current information is sent to the processing unit by the interface unit and is sent to the indicating unit by the processing unit, and after the instruction is received by the indicating unit, corresponding indication lamp horse race display is carried out according to the magnitude and the direction of the current.
Further, the processing unit comprises a main control chip, the input end of the main control chip is connected with a power supply, the output end of the main control chip is connected with a ground, the control end of the main control chip is connected with the single resistor, and the single resistor is used for sending a detection instruction of the current direction and information to the interface unit.
Further, the input end of the single resistor is connected with the first interface, the output end of the single resistor is connected with the second interface, the control end of the single resistor is connected with the main control chip, the single resistor is used for receiving a current detection instruction from the first interface to the second interface, the second interface is connected with the input end of the single resistor when the current direction changes, and the first interface is connected with the output end of the single resistor, and the single resistor is used for receiving a current detection instruction from the second interface to the first interface, wherein the current detection instruction is sent by the main control module.
Further, the indicating unit comprises more than three paths of LEDs, wherein the input end of each LED is connected with a power supply, the output end of each LED is connected with the ground, and the control end of each LED is connected with the main control chip and is used for receiving an LED display instruction of current information sent by the main control module.
Further, the electronic device further comprises a charging circuit, the charging circuit comprises a charging chip, the input end of the charging chip is connected with a power supply, the control end of the charging chip is connected with the main control chip, and the main control chip is used for supplying power to the electronic device to be charged.
Further, still include the interface circuit that charges, the interface circuit that charges includes TYPE-C interface and light-in interface that charges, the charging circuit of light-in interface includes the chip that charges of light-in interface, first MOS pipe, the input termination of the chip that charges of light-in interface the grid of first MOS pipe, the primary of first MOS pipe connects main control chip, the drain electrode connects the power, the output ground of the chip that charges of light-in interface, control termination main control chip is used for receiving the instruction that charges that main control chip sent.
Further, the input end of the TYPE-C charging interface is connected with a power supply, the output end of the TYPE-C charging interface is connected with the electronic equipment to be charged, and the control end of the TYPE-C charging interface is connected with the main control chip and is used for receiving a charging instruction sent by the main control chip.
Further, the circuit also comprises a single-resistance sampling circuit, wherein the single-resistance sampling circuit is suitable for a TYPE-C charging interface, a LIGHTNING charging interface and the like.
Compared with the prior art, the utility model has the beneficial effects that: the single resistor is arranged between a first interface and a second interface of the interface unit and used as a medium for detecting current information, the single resistor can detect the current from the first interface to the second interface, can detect the current from the second interface to the first interface, can determine the direction of the current according to the current outgoing from different interfaces, and transmits the current information to the processing unit, the processing unit transmits detection information to the indicating unit, the indicating unit displays the detection information by adopting the ticker lamp, so that people can intuitively see the charging state of the electronic equipment, 4 LEDs are arranged on the ticker lamp and respectively correspond to the charging states under different current charging conditions, when the charging current of the electronic equipment gradually decreases, the status of the ticker lamp in a circuit also changes, when the equipment enters the charging state, the ticker lamp is turned on according to the sequence of 1, 2, 3 and 4, then is turned off, and when the electronic equipment is fully charged, the four LEDs display the normally-on state.
Drawings
FIG. 1 is a schematic diagram of an internal logic circuit according to an embodiment of the present utility model;
FIG. 2 is a schematic diagram of the principle and structure of a main control chip according to an embodiment of the present utility model;
FIG. 3 is a schematic diagram of a single resistor according to an embodiment of the present utility model;
FIG. 4 is a schematic diagram of the principle structure of an indication unit according to an embodiment of the present utility model;
FIG. 5 is a schematic diagram of the schematic structure of an MCU power supply circuit according to an embodiment of the utility model;
fig. 6 is a schematic structural diagram of a light charging interface according to an embodiment of the present utility model;
FIG. 7 is a schematic diagram of a TYPE-C charging interface according to an embodiment of the present utility model;
fig. 8 is a schematic diagram of a single-resistor sampling circuit according to an embodiment of the utility model.
Detailed Description
In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.
In the description of the present utility model, it should be noted that, unless explicitly stated and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; may be a mechanical connection; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
In the description of the present specification, the descriptions of the terms "embodiment," "one embodiment," and the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or embodiment is included in at least one embodiment or illustrated embodiment of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same examples or implementations. Furthermore, the particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or implementations.
As shown in fig. 1, the present utility model provides a connector with display function, comprising: the interface unit comprises a first interface, a second interface and a single resistor, the internal module of the processing unit is connected with the input end of the single resistor, the output end of the single resistor is respectively connected with the first interface and the second interface, the first interface and the second interface are respectively connected with the internal module of the processing unit and are used for receiving acquisition instructions of the magnitude and the direction of current sent by the internal module of the processing unit, acquired current information is sent to the processing unit by the interface unit and is sent to the indicating unit by the processing unit, and after the instruction is received by the indicating unit, corresponding indication lamp horse race display is carried out according to the magnitude and the direction of the current.
It should be noted that, the charging current of the electronic device will change along with the period, that is, the magnitude and direction of the current will also change at the moment, the single resistor is set between the first interface and the second interface of the interface unit, as the medium for detecting the current information, it can detect the current from the first interface to the second interface, and can detect the current from the second interface to the first interface, and can determine the direction of the current according to the outgoing current of different interfaces, if the current flowing into the second interface from the first interface is specified to be the positive direction of the current, the direction of the current flowing into the first interface from the second interface is negative, and meanwhile, the change condition of the current can be calculated by measuring the magnitude of the flowing into the single resistor.
In one embodiment of the present utility model, as shown in fig. 2, the processing unit includes a main control chip, an input end of the main control chip is connected to a power supply, an output end of the main control chip is connected to a ground, a control end of the main control chip is connected to the single resistor, and a detection instruction of a direction and information of a current is sent to the interface unit through the single resistor.
It should be noted that, the main control chip is equivalent to the MCU of the processing unit, and can bidirectionally transmit information to the interface unit, that is, send a current detection instruction to the interface unit through the main control chip, and also can transmit information detected by the interface unit to the main control chip.
In one embodiment of the present utility model, as shown in fig. 3, the input end of the single resistor is connected to the first interface, the output end is connected to the second interface, the control end is connected to the main control chip, and is configured to receive a current detection instruction from the first interface to the second interface sent by the main control module, when the current direction changes, the second interface is connected to the input end of the single resistor, and the first interface is connected to the output end of the single resistor, and is configured to receive a current detection instruction from the second interface to the first interface sent by the main control module.
It should be noted that, a single resistor is provided in the interface unit, and is firstly used as a constant resistor, the blocking effect of the resistor on the current accords with ampere rule, when the current at two ends of the resistor increases, the current passing through the resistor increases, when the current at two ends of the resistor decreases, the current passing through the resistor decreases, and at the same time, the single resistor is also used as a resistor capable of detecting the direction, which can distinguish the direction of the current according to the difference of the current transmission interfaces, and at the same time, transmit the magnitude and direction of the current to the main control chip.
In one embodiment of the present utility model, as shown in fig. 4, the indication unit includes three or more LEDs, an input end of the LEDs is connected to a power supply, an output end of the LEDs is connected to a ground, and a control end of the LEDs is connected to the main control chip, so as to receive an LED display instruction of current information sent by the main control module.
It should be noted that four paths of LEDs are arranged in the indication unit, the four paths of LEDs are arranged according to a matrix of 1*4, the four paths of LEDs are connected in parallel, work is not affected, corresponding LED horse race display can be performed according to an instruction sent by the main control chip, the following description is given by taking the LEDs arranged according to the matrix of four paths 1*4 as an example, namely, when the electronic equipment is just plugged into a functional connecting wire for charging, 4 street lamps are lighted according to the sequence of longitudinal matrixes 1-2-3-4, and then are extinguished, so that the electronic equipment enters a charging state; subsequently, the functional connection lines connecting the electronic devices start to superimpose the horse race, first we define the LEDs of the matrix 1-2-3-4 as: the LED1 is larger than the 1.5A indicator lamp, namely when the charging current is larger than 1.5A, the LED1 flashes the lamp, and the flashing frequency of the lamp is 1Hz; when the current is 1A-1.5A, the LED1 is not in a working state, the display state is normally on, the LED2 is in a working state, the LED2 is in a flashing lamp, and the flashing frequency of the lamp is 1Hz; the LED3 is a 0.5A-1A indicator lamp, when the current is 0.5A-1A, the LEDs 1 and 2 are not in a working state, the display state is normally on, the LED3 is in a working state, the LED3 is in a flashing lamp, and the flashing frequency of the lamp is 1Hz; the LED4 is an indicator lamp with the voltage of 0.15A-0.5A, when the current is 0.15A-0.5A, the LEDs 1, 2 and 3 are not in working states, the display state is normally on, the LED4 is in working state, the LED4 is in flashing light, and the flashing frequency of the lamp is 1Hz; when the current is less than 0.15A, the LEDs 1, 2, 3 and 4 are not in a working state, the display state is normally on, the electronic equipment is completely charged, a user can roughly know the electric quantity through a ticker on a data connecting line, when the LED1 blinks, the electronic equipment is indicated to be charged with larger current, and the fact that the electric quantity of the electronic equipment is lower at the moment is indicated; when the LED3 blinks, the electronic device is charged with a smaller current, which indicates that the electric quantity of the electronic device is higher at the moment, when the LED4 blinks, the electronic device is charged with a smaller current, which indicates that the electronic device is about to complete charging at the moment, and when the four lamps are normally on, the electronic device is completely charged.
In one embodiment of the present utility model, as shown in fig. 5, the electronic device further comprises a charging circuit, wherein the charging circuit comprises a charging chip, an input end of the charging chip is connected with a power supply, a control end of the charging chip is connected with the main control chip, and the main control chip is used for supplying power to the electronic device to be charged.
It should be noted that, the charging chip is disposed at the input port of the connecting wire, and is connected with the power adapter through the input port of the connecting wire for charging, the control end is connected with the main control chip, and the PD protocol of the data line can be controlled by the main control chip, so that when the PD protocol of the power adapter is agreed with the PD protocol on the data line, the rapid charging can be performed, and when the PD protocol of the power adapter is not agreed with the PD protocol on the data line, the conventional charging with the output current of 1A can be performed.
In one embodiment of the present utility model, as shown in fig. 6, the charging interface circuit further includes a TYPE-C charging interface and a lighting charging interface, the charging circuit of the lighting interface includes a charging chip of the lighting interface, an output end of the charging chip of the lighting interface is grounded, and a control end of the charging chip of the lighting interface is connected to the main control chip.
It should be noted that, in the lighting interface circuit, the lighting charging interface adopts current 3A and precision 0.1A (sampling resistor 20 milliohms), after the power adapter is connected, 4 lamps are lighted according to the order of the longitudinal matrixes 1-2-3-4, and the charging state is lighted according to the mode of the embodiment of the indicating unit; after full (current less than 0.15A) 4 lamps are always on.
In one embodiment of the present utility model, as shown in fig. 7, the TYPE-C charging interface has an input terminal connected to a power supply, an output terminal connected to the electronic device to be charged, and a control terminal connected to the main control chip, for receiving a charging instruction sent by the main control chip.
The TYPE-C charging interface adopts a functional connecting wire with the power of 6A, the precision of 0.1A (single resistance of 5 mOhm) and the lamp flashing frequency of 1Hz for charging; after the mobile phone is connected, the charging starts to light according to the sequence of the longitudinal matrixes 1-2-3-4, and the charging state lights according to the mode of the embodiment of the indicating unit; after full (current is less than 0.15A) 4 lamps are always on, and similarly, the output end of the data connecting line is not only limited to a TYPE-C charging interface, a LIGHTNING charging interface, but also comprises a plurality of MK interfaces and the like.
In one embodiment of the present utility model, as shown in fig. 8, a single resistance sampling circuit is further included, and the single resistance sampling circuit is suitable for a TYPE-C charging interface, a light charging interface, and the like.
It should be noted that, similarly, the output end of the data connection line is not limited to the TYPE-C charging interface, the light charging interface also includes some MK interfaces, when sampling the circuit single resistor, the light charging interface is taken as an example, the light charging interface is connected with the corresponding electronic device to charge, and detect the functional connection line for one period, when the electronic device is charged, the lamps of the functional connection line are all normally on, after half an hour, the data line is automatically turned off, and then we continue to supply power to the electronic device, so that the period test of charging-discharging-charging is completed.
Although the present disclosure is disclosed above, the scope of the present disclosure is not limited thereto. Various changes and modifications may be made by one skilled in the art without departing from the spirit and scope of the disclosure, and these changes and modifications will fall within the scope of the disclosure.
Claims (8)
1. The connector with the display function is characterized by comprising a processing unit, an interface unit and an indication unit, wherein the interface unit comprises a first interface, a second interface and a single resistor, an internal module of the processing unit is connected with an input end of the single resistor, an output end of the single resistor is respectively connected with the first interface and the second interface, the first interface and the second interface are respectively connected with the internal module of the processing unit and are used for receiving an acquisition instruction of the magnitude and the direction of current sent by the internal module of the processing unit, acquired current information is sent to the processing unit by the interface unit and is sent to the indication unit by the processing unit, and after the indication unit receives the instruction, the indication unit carries out corresponding indication lamp horse race display according to the magnitude and the direction of the current.
2. The connector with display function according to claim 1, wherein the processing unit comprises a main control chip, the input end of the main control chip is connected with a power supply, the output end of the main control chip is connected with a ground, the control end of the main control chip is connected with the single resistor, and the single resistor is used for sending a detection instruction of the direction and information of the current to the interface unit.
3. The connector with display function according to claim 2, wherein the input end of the single resistor is connected with the first interface, the output end of the single resistor is connected with the second interface, the control end of the single resistor is connected with the main control chip, the single resistor is used for receiving a current detection instruction from the first interface to the second interface sent by the main control chip, when the current direction changes, the second interface is connected with the input end of the single resistor, and the first interface is connected with the output end of the single resistor, and the single resistor is used for receiving a current detection instruction from the second interface to the first interface sent by the main control chip.
4. The connector with display function according to claim 3, wherein the indication unit comprises more than three paths of LEDs, the input end of each LED is connected with a power supply, the output end of each LED is connected with the ground, and the control end of each LED is connected with the main control chip and is used for receiving an LED display instruction of current information sent by the main control chip.
5. The connector with display function according to claim 4, further comprising a charging circuit, wherein the charging circuit comprises a charging chip, an input end of the charging chip is connected with a power supply, and a control end of the charging chip is connected with the main control chip and supplies power to the electronic device to be charged through the main control chip.
6. The connector with display function according to claim 5, wherein the interface unit is externally connected with a charging interface circuit, the charging interface circuit comprises a TYPE-C charging interface and a light charging interface, the charging circuit of the light charging interface comprises a charging chip of the light charging interface, a first MOS tube, an input end of the charging chip of the light charging interface is connected with a gate of the first MOS tube, an original stage of the first MOS tube is connected with the main control chip, a drain electrode is connected with a power supply, an output end of the charging chip of the light charging interface is connected with the main control chip, and a control end of the charging chip of the light charging interface is connected with the main control chip for receiving a charging instruction sent by the main control chip.
7. The connector with display function according to claim 6, wherein the TYPE-C charging interface has an input terminal connected to a power supply, an output terminal connected to the electronic device to be charged, and a control terminal connected to the main control chip, for receiving a charging command sent by the main control chip.
8. A connector with display function according to claim 6, further comprising a single resistance sampling circuit adapted for a TYPE-C charging interface and a light ing charging interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222981719.0U CN219107078U (en) | 2022-11-09 | 2022-11-09 | Connector with display function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222981719.0U CN219107078U (en) | 2022-11-09 | 2022-11-09 | Connector with display function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219107078U true CN219107078U (en) | 2023-05-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222981719.0U Active CN219107078U (en) | 2022-11-09 | 2022-11-09 | Connector with display function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219107078U (en) |
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2022
- 2022-11-09 CN CN202222981719.0U patent/CN219107078U/en active Active
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