CN218767864U - Integrated charge-discharge integrated electric quantity display circuit battery - Google Patents
Integrated charge-discharge integrated electric quantity display circuit battery Download PDFInfo
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- CN218767864U CN218767864U CN202223037552.9U CN202223037552U CN218767864U CN 218767864 U CN218767864 U CN 218767864U CN 202223037552 U CN202223037552 U CN 202223037552U CN 218767864 U CN218767864 U CN 218767864U
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Abstract
The utility model discloses an integrative electric quantity circuit battery that shows of integrated charge-discharge contains: the device comprises a circuit board, a battery cell, a voltage stabilizing circuit, a single chip microcomputer, a charging chip, a charging and discharging control circuit, a detection circuit and a display module; a charging female socket is arranged on the circuit board; the battery cell is arranged on the circuit board and used for supplying power; the voltage stabilizing circuit is connected with the battery cell and used for stabilizing the power supplied by the battery cell and supplying power to the singlechip; the singlechip and the voltage stabilizing circuit are used for processing data; the charging chip is in communication connection with the singlechip and the charging female socket and is used for performing charging management on the battery cell; the charging and discharging control circuit is connected with the charging chip, the battery cell and the singlechip; the detection circuit is connected with the charge and discharge control circuit; the display module is connected with the single chip microcomputer and used for displaying the electric quantity of the battery cell. The utility model provides a battery pull down the problem that the back can not observe the electric quantity from the complete machine, improved the convenient degree of use greatly.
Description
Technical Field
The utility model relates to an engineering machine tool car remote controller transmitter, in particular to integrative demonstration electric quantity circuit battery of integrated charge-discharge.
Background
In engineering machine tool car remote controller, often can use the transmitter to send control signal, the power of present transmitter all provides through the battery, when the transmitter shows low-power, can take out the battery in the transmitter and charge, and current electric quantity value can't be known to the battery after taking out. When a transmitter is furnished with a plurality of batteries, low-power battery and full charge battery see and no difference from the outward appearance, cause the user easily to obscure, if want to verify which battery needs to charge, need put into the transmitter with the battery in, current electric quantity value is looked over to start-up cooperation display screen.
SUMMERY OF THE UTILITY MODEL
According to the embodiment of the utility model provides an integrative electric quantity circuit battery that shows of integrated charge-discharge contains: the charging circuit comprises a circuit board, a battery cell, a voltage stabilizing circuit, a single chip microcomputer, a charging chip, a charging and discharging control circuit, a detection circuit and a display module;
a charging female socket is arranged on the circuit board;
the battery cell is arranged on the circuit board and used for supplying power;
the voltage stabilizing circuit is connected with the battery cell and used for stabilizing the power supply of the battery cell and supplying power to the single chip microcomputer;
the singlechip and the voltage stabilizing circuit are used for processing data;
the charging chip is in communication connection with the singlechip and the charging female socket and is used for performing charging management on the battery cell;
the charging and discharging control circuit is connected with the charging chip, the battery cell and the singlechip and is used for controlling the charging and discharging of the battery cell;
the detection circuit is connected with the charge-discharge control circuit and is used for checking the voltage of the battery cell;
the display module is connected with the single chip microcomputer and used for displaying the electric quantity of the battery cell.
Further, the voltage stabilizing circuit includes: the linear voltage stabilizer comprises a linear voltage stabilizer, a first capacitor, a second capacitor and a third capacitor;
the output end of the linear voltage stabilizer is connected with the battery cell, and the output end of the linear voltage stabilizer is connected with the single chip microcomputer;
one end of the first capacitor is connected with the battery cell, and the other end of the first capacitor is grounded;
one end of the second capacitor is connected with the output end of the linear voltage stabilizer, and the other end of the second capacitor is grounded;
one end of the third capacitor is connected with the output end of the linear voltage stabilizer, and the other end of the third capacitor is grounded.
Further, the charge and discharge control circuit includes: the transistor comprises a first resistor, a second resistor, a triode, a third resistor, a fourth resistor and an MOS (metal oxide semiconductor) tube;
one end of the first resistor is connected with the singlechip;
one end of the second resistor is connected with the other end of the first resistor, and the other end of the second resistor is grounded;
the base electrode of the triode is connected with one end of the first resistor, and the emitting electrode of the triode is grounded;
one end of the third resistor is connected with the collector of the triode;
one end of the fourth resistor is connected with the other end of the third resistor, and the other end of the fourth resistor is connected with the battery cell;
the grid of MOS pipe links to each other with the other end of third resistance, and the source electrode of MOS pipe links to each other with battery electricity core, and the drain electrode of MOS pipe links to each other with charging chip, singlechip.
Furthermore, the MOS transistor is a PMOS transistor.
Further, the detection circuit includes: a fifth resistor, a sixth resistor and a fourth capacitor;
one end of a fifth resistor is connected with the charge-discharge control circuit, and the other end of the fifth resistor is connected with the single chip microcomputer;
one end of the sixth resistor is connected with the other end of the fifth resistor, and the other end of the sixth resistor is grounded;
and the fourth capacitor is connected with the sixth resistor in parallel.
Further, the method also comprises the following steps: and the keys are connected with the singlechip and used for awakening the singlechip.
Further, the display module includes: and the LED indicator lamp is connected with the single chip microcomputer and is used for displaying the electric quantity of the battery cell.
Further, the method also comprises the following steps: the shell, the integrative electric quantity circuit battery that shows of integrated charge-discharge of shell parcel.
According to the utility model discloses integrative demonstration electric quantity circuit battery of integrated charge-discharge, the user is when using the battery to discharge, and battery power can be looked over to the transmitter panel. When the battery is taken out of the transmitter, the current electric quantity can be checked through a display module on the battery, the mainstream Type-C interface is used for charging, the current electric quantity section is observed in real time, the problem that the electric quantity cannot be observed after the battery is detached from the whole machine is solved, the starting checking step is omitted, and the convenience degree of use is greatly improved. It is to be understood that both the foregoing general description and the following detailed description are exemplary and are intended to provide further explanation of the claimed technology.
Drawings
Fig. 1 is a circuit diagram of a charging chip for integrated charging and discharging integrated display electric quantity circuit battery according to the embodiment of the present invention.
Fig. 2 is a circuit diagram of a charge and discharge control circuit of an integrated charge and discharge integrated display electric quantity circuit battery according to the embodiment of the present invention.
Fig. 3 is a circuit diagram according to the utility model discloses an integrative singlechip that shows electric quantity circuit battery of integrated charge-discharge.
Fig. 4 is a circuit diagram of a voltage stabilizing circuit for integrated charging and discharging integrated battery with a power circuit.
Detailed Description
The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings, and the present invention will be further explained.
First, the integrated charging and discharging integrated electric quantity display circuit battery according to the embodiment of the present invention will be described with reference to fig. 1 to 4, and is used for displaying electric quantity when the battery is charged or discharged, and the application range is wide.
As shown in fig. 1 to 4, the utility model discloses an integrated charge-discharge integrated display electric quantity circuit battery has circuit board, battery cell, voltage stabilizing circuit, singlechip 3U1, charging chip 1U1, charge-discharge control circuit, detection circuit and display module.
Specifically, in this embodiment, the circuit board is provided with a charging female socket, the charging female socket is a 16-pin Type-C female socket, the charging female socket valid pin [ CC1\ CC2\ DP1\ DP2\ DN1\ DN2] is connected with the single chip microcomputer for communication, and the external Type-C is identified through the PD protocol to determine the charging current and the charging power.
Specifically, in this embodiment, the battery cell is disposed on the circuit board for supplying power. The battery core adopts two lithium batteries connected in series with 8.4V. When discharging, two contacts on the battery cell represent the positive pole and the negative pole respectively, and are connected with the inside of the emitter through the spring for use, so that the effect of supplying power to the emitter is achieved.
Specifically, in this embodiment, as shown in fig. 4, the voltage stabilizing circuit is connected to the battery electric core, and is configured to supply power to the single chip microcomputer 3U1 after the power supplied by the battery electric core is stabilized. The voltage stabilizing circuit includes: the linear voltage regulator comprises a linear voltage regulator 2U1, a first capacitor 2C1, a second capacitor 2C3 and a third capacitor 2C4; the output end of the linear voltage stabilizer 2U1 is connected with the battery cell, and the output end of the linear voltage stabilizer 2U1 is connected with the singlechip 3U 1; one end of the first capacitor 2C1 is connected with the battery cell, and the other end of the first capacitor 2C1 is grounded; one end of the second capacitor 2C3 is connected with the output end of the linear voltage stabilizer 2U1, and the other end of the second capacitor 2C3 is grounded; one end of the third capacitor 2C4 is connected to the output terminal of the linear regulator 2U1, and the other end of the third capacitor 2C4 is grounded.
Specifically, in the present embodiment, as shown in fig. 3, the single chip microcomputer 3U1 and the voltage regulator circuit are used for performing data processing and controlling the circuit. The singlechip 3U1 can be an STM32L011G4U6 chip.
Specifically, in this embodiment, as shown in fig. 1, the charging chip 1U1 is in communication connection with the single chip microcomputer 3U1 and the charging socket, and is used for performing charging management on the battery electric core. The charging chip 1U1 may be an IP2368 chip, the charging chip 1U1 uses a 4-pin IIC _ INT pin to pull down to GND through a 510K resistor, the charging chip 1U1 uses 42 pins and 43 pins to be I2C _ SCL and I2C _ SDA, respectively, and uses a 2.2K resistor to pull up to VCC, and the charging chip 1U1 uses 42 pins, 43 pins I2C _ SCL and I2C _ SDA to connect with the single chip microcomputer 3U1 using 19 pins, 20 pins I2C _ SCL and I2C _ SDA.
Specifically, in this embodiment, as shown in fig. 2, the charge and discharge control circuit is connected to the charging chip 1U1, the battery cell, and the single chip microcomputer 3U1, and is configured to control charging and discharging of the battery cell. The charge and discharge control circuit includes: the transistor comprises a first resistor 1R20, a second resistor 1R21, a triode 1Q2, a third resistor 1R19, a fourth resistor 1R18 and an MOS (metal oxide semiconductor) transistor 1Q1; one end of the first resistor 1R20 is connected with the singlechip 3U 1; one end of the second resistor 1R21 is connected with the other end of the first resistor 1R20, and the other end of the second resistor 1R21 is grounded; the base electrode of the triode 1Q2 is connected with one end of the first resistor 1R20, and the emitting electrode of the triode 1Q2 is grounded; one end of the third resistor 1R19 is connected with the collector of the triode 1Q 2; one end of the fourth resistor 1R18 is connected to the other end of the third resistor 1R19, and the other end of the fourth resistor 1R18 is connected to the battery cell; MOS pipe 1Q 1's grid links to each other with third resistance 1R 19's the other end, and MOS pipe 1Q 1's source electrode links to each other with battery electric core, and MOS pipe 1Q 1's drain electrode links to each other with charging chip 1U1, singlechip 3U1, and MOS pipe 1Q1 is PMOS pipe 1Q1. Singlechip 3U1 draws out 1 foot CTRL _ VBAT control triode 1Q 2's base, and when IO mouth CTRL _ VBAT output high level, triode 1Q 2's base has the electric current, and triode 1Q 2's collecting electrode and projecting pole switch on, and MOS pipe 1Q 1's grid is received GND through third resistance 1R19, and PMOS pipe 1Q1 is the low level effective, so, VBAT and VSR network pass through MOS pipe 1Q1 and connect. The positive and negative poles of the battery are connected to VBAT and GND. The CTRL _ VBAT can be set to control charging and discharging, so that the effect of updating and reading the electric quantity value of the register inside the charging chip 1U1 in real time is achieved.
Specifically, in the present embodiment, as shown in fig. 3, the detection circuit is connected to the charge and discharge control circuit, and is configured to check the voltage of the battery cell. The detection circuit includes: a fifth resistor 3R2, a sixth resistor 3R3 and a fourth capacitor 3C2; one end of the fifth resistor 3R2 is connected with the charge and discharge control circuit, and the other end of the fifth resistor 3R2 is connected with the singlechip 3U 1; one end of the sixth resistor 3R3 is connected with the other end of the fifth resistor 3R2, and the other end of the sixth resistor 3R3 is grounded; the fourth capacitor 3C2 is connected in parallel with the sixth resistor 3R 3.
Specifically, in this embodiment, the display module is connected to the single chip microcomputer 3U1, and is configured to display the electric quantity of the battery electric core. The display module includes: the LED pilot lamp, LED pilot lamp links to each other with singlechip 3U1 for the electric quantity of demonstration battery electricity core sets up 4 shelves, is 25%, 50%, 75%, 100% respectively. The user can view the current charge value to estimate the usable time of the battery. 4 pins (LED 1, LED2, LED3 and LED 4) are LED out from the singlechip 3U1 to control the LED indicator lamp.
Further, the utility model discloses an integrative demonstration electric quantity circuit battery of integrated charge-discharge still contains: the KEY is connected with the single chip microcomputer 3U1 and used for waking up the single chip microcomputer 3U1, and the PAO pin is used for the KEY, so that the low-power-consumption effect can be achieved.
Further, the utility model discloses an integrative demonstration electric quantity circuit battery of integrated charge-discharge still contains: the shell, the integrative electric quantity circuit battery that shows of shell parcel integrated charge-discharge for protect, prevent inner structure's damage.
When the battery is low, the emitter panel prompts the user to charge the battery. The battery is taken out from the transmitter, VBAT battery is linear voltage regulator 2U1 input power this moment, produce output power V33 through linear voltage regulator 2U1, V33 gives singlechip 3U1 power supply, singlechip 3U1 keeps having electrical status, awaken singlechip 3U1 through button KEY above the battery up, singlechip 3U1 communicates through I2C with chip 1U1 that charges this moment, read internal register, can know current electric quantity value, and the accessible LED pilot lamp shows. The user can view the current charge value to estimate the battery life.
When the battery needs to be charged, after the female seat that charges on the Type-C charger connecting line board is connected, after button KEY pressed, singlechip 3U1 and charging chip 1U1 communicate through I2C, read the internal register, can know current electric quantity value, can look over current electric quantity instruction equally, linear voltage regulator 2U 1's input power is the power that Type-C mouth provided this moment, produce V33 equally, singlechip 3U1 can normally work, when charging chip 1U1 reads that the inside electric quantity of battery is 100%, the inside charging circuit that cuts off of charging chip 1U1 no longer charges the battery, and 4 of the LED pilot lamp of electric quantity light up simultaneously, it is full of to represent the battery.
In the above, the integrated charging and discharging integrated display power circuit battery according to the embodiment of the present invention is described with reference to fig. 1 to 4, and when the user uses the battery to discharge, the transmitter panel can check the battery power. When the battery is taken out of the transmitter, the current electric quantity can be checked through the display module on the battery, the mainstream Type-C interface is used for charging, the current electric quantity section is observed in real time, the problem that the electric quantity cannot be observed after the battery is detached from the whole machine is solved, and the convenience degree of use is greatly improved.
It should be noted that, in the present specification, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrases "comprising 8230; \8230;" comprises 8230; "does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element.
While the present invention has been described in detail with reference to the preferred embodiments thereof, it should be understood that the above description should not be taken as limiting the present invention. Numerous modifications and alterations to the present invention will become apparent to those skilled in the art upon reading the foregoing description. Accordingly, the scope of the invention should be limited only by the attached claims.
Claims (8)
1. The utility model provides an integrative electric quantity circuit battery that shows of integrated charge-discharge which characterized in that contains: the charging circuit comprises a circuit board, a battery cell, a voltage stabilizing circuit, a single chip microcomputer, a charging chip, a charging and discharging control circuit, a detection circuit and a display module;
a charging female socket is arranged on the circuit board;
the battery cell is arranged on the circuit board and used for supplying power;
the voltage stabilizing circuit is connected with the battery cell and used for stabilizing the power supply of the battery cell and supplying power to the single chip microcomputer;
the singlechip and the voltage stabilizing circuit are used for processing data;
the charging chip is in communication connection with the single chip microcomputer and the charging female socket and is used for performing charging management on the battery cell;
the charging and discharging control circuit is connected with the charging chip, the battery cell and the single chip microcomputer and is used for controlling charging and discharging of the battery cell;
the detection circuit is connected with the charge and discharge control circuit and is used for checking the voltage of the battery cell;
the display module is connected with the single chip microcomputer and used for displaying the electric quantity of the battery cell.
2. The battery of claim 1, wherein the voltage regulator comprises: the linear voltage stabilizer comprises a linear voltage stabilizer, a first capacitor, a second capacitor and a third capacitor;
the output end of the linear voltage stabilizer is connected with the battery cell, and the output end of the linear voltage stabilizer is connected with the single chip microcomputer;
one end of the first capacitor is connected with the battery cell, and the other end of the first capacitor is grounded;
one end of the second capacitor is connected with the output end of the linear voltage stabilizer, and the other end of the second capacitor is grounded;
one end of the third capacitor is connected with the output end of the linear voltage stabilizer, and the other end of the third capacitor is grounded.
3. The battery with integrated charge-discharge integrated circuit for displaying electric quantity according to claim 1, wherein the charge-discharge control circuit comprises: the transistor comprises a first resistor, a second resistor, a triode, a third resistor, a fourth resistor and an MOS (metal oxide semiconductor) tube;
one end of the first resistor is connected with the singlechip;
one end of the second resistor is connected with the other end of the first resistor, and the other end of the second resistor is grounded;
the base electrode of the triode is connected with one end of the first resistor, and the emitting electrode of the triode is grounded;
one end of the third resistor is connected with the collector of the triode;
one end of the fourth resistor is connected with the other end of the third resistor, and the other end of the fourth resistor is connected with the battery cell;
the grid of MOS pipe with the other end of third resistance links to each other, the source electrode of MOS pipe with battery electricity core links to each other, the drain electrode of MOS pipe with charge chip, the singlechip links to each other.
4. The battery of claim 3, wherein the MOS transistor is a PMOS transistor.
5. The battery of claim 1, wherein the detection circuit comprises: a fifth resistor, a sixth resistor and a fourth capacitor;
one end of the fifth resistor is connected with the charge and discharge control circuit, and the other end of the fifth resistor is connected with the single chip microcomputer;
one end of the sixth resistor is connected with the other end of the fifth resistor, and the other end of the sixth resistor is grounded;
the fourth capacitor is connected with the sixth resistor in parallel.
6. The integrated charging and discharging integrated power display circuit battery of claim 1, further comprising: and the key is connected with the singlechip and used for awakening the singlechip.
7. The battery of claim 1, wherein the display module comprises: and the LED indicator light is connected with the single chip microcomputer and is used for displaying the electric quantity of the battery cell.
8. The integrated charging and discharging integrated circuit battery with electric quantity display function of any one of claims 1 to 7, further comprising: the shell wraps the integrated charge-discharge integrated electric quantity display circuit battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223037552.9U CN218767864U (en) | 2022-11-15 | 2022-11-15 | Integrated charge-discharge integrated electric quantity display circuit battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223037552.9U CN218767864U (en) | 2022-11-15 | 2022-11-15 | Integrated charge-discharge integrated electric quantity display circuit battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218767864U true CN218767864U (en) | 2023-03-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223037552.9U Active CN218767864U (en) | 2022-11-15 | 2022-11-15 | Integrated charge-discharge integrated electric quantity display circuit battery |
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| Country | Link |
|---|---|
| CN (1) | CN218767864U (en) |
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- 2022-11-15 CN CN202223037552.9U patent/CN218767864U/en active Active
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