CN216356019U - A multifunctional outdoor energy storage power supply with bidirectional PD charging - Google Patents

Abstract

The utility model discloses a multifunctional outdoor energy storage power supply with bidirectional PD charging, comprising a battery part, a power-on interface, a power supply manager, a bidirectional boost and voltage charge and discharge controller, a first switch component and a voltage regulation component. A PD charging protocol module is arranged in the power manager, a communication protocol judgment port component is arranged on the power manager, the communication protocol judgment port component is electrically connected with the power-on interface, and the control switch signal port of the power manager passes through The first switch part is connected with the start port of the bidirectional buck-boost charge-discharge controller. The multifunctional outdoor energy storage power supply for bidirectional PD charging disclosed by the utility model adds a bidirectional charging function to the original one-way charging function, and can use the product charger of the existing conventional PD charging protocol to charge portable energy storage products, and consumers Cheaper to buy and easier to charge.

Description

A multifunctional outdoor energy storage power supply with bidirectional PD charging

technical field

The utility model relates to the field of power supply components, in particular to a multifunctional outdoor energy storage power supply with bidirectional PD charging.

Background technique

At present, portable energy storage products with high-power PD charging protocol for outdoor use have a single function and can only output power to mobile phones and other products in one direction. Energy storage products cannot be charged through conventional PD chargers, and an additional adapter power supply is required to charge energy storage products. It is not possible to use the existing notebook, mobile phone chargers and other products with PD charging protocols to reverse charge the energy storage products, resulting in an increase in the cost of energy storage products and a waste of resources.

SUMMARY OF THE INVENTION

The technical problem to be solved by the utility model is to provide a multifunctional outdoor energy storage power supply with bidirectional PD charging, which adds a bidirectional charging function to the original unidirectional charging function, and can use the product charger of the existing conventional PD charging protocol to Portable energy storage products can be charged at a lower cost for consumers and more convenient to charge.

In order to solve the above-mentioned technical problems, the technical scheme of the present utility model is:

A multifunctional outdoor energy storage power supply with two-way PD charging, comprising a battery part, a power-on interface, a power supply manager, a two-way buck-boost charge-discharge controller, a first switch component and a voltage regulation component, the power supply manager has built-in There is a PD charging protocol module, the power manager is provided with a communication protocol judgment port component, the communication protocol judgment port component is electrically connected with the power-on interface, and the control switch signal port of the power manager is connected to the power supply through the first switch component. The starting port of the bidirectional buck-boost charge-discharge controller is connected, one end of the voltage regulating assembly is connected to the battery part, and the other end is connected to the first switch component, and the voltage regulating assembly also includes a control end, the control end is connected to the bidirectional hoisting and descending The voltage charge and discharge controller is connected.

Further, the power-on interface is a TYPE-C interface.

Further, the power manager includes an IP2716 chip, the DP interface of the TYPE-C interface is connected to the DP1 interface of the IP2716 chip, the CC2 interface of the TYPE-C interface is connected to the CC2 interface of the IP2716 chip, and the TYPE-C interface is connected to the CC2 interface of the IP2716 chip. The CC1 interface of the interface is connected to the CC1 interface of the IP2716 chip, the GND interface of the TYPE-C interface is grounded, and the DM interface of the TYPE-C interface is connected to the dm interface of the IP2716 chip.

Further, the first switch component includes a fifth MOS transistor, the D pole of the fifth MOS transistor is connected to the VBUS interface of the TYPE-C interface, and the G pole of the fifth MOS transistor is connected to the IP2716 chip. The CH-V interface is connected, and the CH-V interface of the IP2716 chip is short-circuited with the CH-G interface.

Further, the bidirectional buck-boost charge-discharge controller includes an SC8802 chip, and the voltage-regulating component includes a first MOS transistor, a second MOS transistor, a third MOS transistor, a fourth MOS transistor, and a one-hundred-first inductor. The S pole of the first MOS transistor is connected to the D pole of the second MOS transistor, the S pole of the fourth MOS transistor is connected to the D pole of the third MOS transistor, and the S pole of the first MOS transistor is connected to the fourth MOS transistor. The S poles of the tubes are connected through the 101st inductance, the S pole of the second MOS tube is connected to the S pole of the third MOS tube, and is connected to the EP interface of the SC8802 chip, and the first MOS tube is connected to the ground. The G pole of the MOSFET is connected to the BT1 interface of the SC8802 chip, the G pole of the second MOS tube is connected to the LD1 interface of the SC8802 chip, the G pole of the third MOS tube is connected to the LD2 interface of the SC8802 chip, and the fourth MOS tube is connected to the LD2 interface of the SC8802 chip. The G pole of the tube is connected to the BT2 interface of the SC8802 chip, the D pole of the fourth MOS tube is connected to the S pole of the fifth MOS tube through a fourth resistor, and the two ends of the fourth resistor are respectively juxtaposed with the fifth resistor and One end of the sixth resistor, the other end of the fifth resistor is connected to the SNS2P interface of the SC8802 chip, the other end of the sixth resistor is connected to the SNS2N interface of the SC8802 chip, and the D pole of the first MOS tube passes through the first The resistor is connected to the battery part, the two ends of the first resistor are respectively juxtaposed with one end of the second resistor and the third resistor, the other end of the second resistor is connected to the SNS1P interface of the SC8802 chip, and the third resistor is another One end is connected with SNS1N interface of SC8802 chip.

Further, the FB interface of the IP2716 chip is connected with the FB interface of the SC8802 chip.

Using the above technical solution, when the power-on interface of the above-mentioned outdoor energy storage power supply is connected to products such as mobile phones and notebooks for charging, the communication protocol judgment port component on the power manager reads the protocol signals of different products, such as DM, DP, CC1, After CC2, the power manager turns on the first switch component of the signal, and at the same time, the control switch signal port of the power manager sends the signal bidirectional buck-boost charge-discharge controller, and the bi-directional buck-boost charge-discharge controller controls the voltage regulator component to make the battery The external output voltage is used to charge the product; when the product with PD protocol charges the above-mentioned outdoor energy storage power supply in reverse, the product is connected to the power-on interface, and the communication protocol judgment port component on the power manager reads the protocol signals of different products, such as After DM, DP, CC1, CC2, the power manager turns on the first switch component of the signal, and the bidirectional buck-boost charge-discharge controller controls the voltage-regulating component, so that the product charges the battery in the reverse direction; the outdoor energy storage power supply, in The original one-way charging function adds a two-way charging function, which can use the product charger of the existing conventional PD charging protocol to charge the portable energy storage product, the consumer purchase cost is lower, and the charging is more convenient.

Description of drawings

Fig. 1 is the circuit diagram of the utility model;

FIG. 2 is a block diagram of the utility model.

Detailed ways

The specific embodiments of the present utility model will be further described below with reference to the accompanying drawings. It should be noted here that the description of these embodiments is used to help the understanding of the present invention, but does not constitute a limitation of the present invention. In addition, the technical features involved in the various embodiments of the present invention described below can be combined with each other as long as there is no conflict with each other.

1 to 2, the present utility model discloses a multifunctional outdoor energy storage power supply with bidirectional PD charging, comprising a battery unit 1, a power-on interface 2, a power supply manager 3, a bidirectional buck-boost charge-discharge controller 4, The first switch component 5 and the pressure regulating component 6 .

The power manager 3 is provided with a PD charging protocol module, the power manager 3 is provided with a communication protocol judgment port component, the communication protocol judgment port component is electrically connected with the power-on interface 2, and the control switch signal port of the power manager 3 passes through the first port. The switch component 5 is connected to the start port of the bidirectional buck-boost charge-discharge controller 4. One end of the voltage regulating component 6 is connected to the battery part 1, and the other end is connected to the first switch component 5. The voltage regulating component 6 also includes a control end, which is connected to the control end. The bidirectional buck-boost charge-discharge controller 4 is connected.

When the power-on interface 2 of the above-mentioned outdoor energy storage power supply is connected to products such as mobile phones and notebooks for charging, the communication protocol judgment port component on the power manager 3 reads the protocol signals of different products such as DM, DP, CC1, CC2, The power manager 3 turns on the first switch component 5 for the signal, and at the same time, the control switch signal port of the power manager 3 sends the signal to the bidirectional buck-boost charge and discharge controller 4, and the bidirectional buck-boost charge and discharge controller 4 controls the voltage regulating component 6 , so that the battery unit 1 outputs the voltage to charge the product.

When the product with PD protocol reversely charges the above-mentioned outdoor energy storage power supply, the product is connected to the power-on interface, and the communication protocol judgment port component on the power manager 3 reads the protocol signals of different products, such as DM, DP, CC1, CC2 Afterwards, the power manager 3 turns on the first switch component 5 of the signal, and the bidirectional buck-boost charge-discharge controller 4 controls the voltage-regulating component 6 to make the product charge the battery unit 1 in reverse.

The power-on interface 2 is a TYPE-C interface, and can also integrate USB-A port, conventional USB interface power supply and other interfaces. TYPE-C (PD charging) is used for mobile interfaces such as mobile phones. Notebook and other power supplies and external PD power supply can charge this product with bidirectional power supply function of 12V output, conventional 12V electrical power supply, inverter output 110V/220V general conventional electrical power supply and other output functions.

The specific circuit of the above-mentioned multifunctional outdoor energy storage power supply is as follows: the power manager 3 includes an IP2716 chip, the DP interface of the TYPE-C interface is connected with the DP1 interface of the IP2716 chip, and the CC2 interface of the TYPE-C interface is connected with the CC2 of the IP2716 chip. Interface connection, the CC1 interface of the TYPE-C interface is connected to the CC1 interface of the IP2716 chip, the GND interface of the TYPE-C interface is grounded, and the DM interface of the TYPE-C interface is connected to the dm interface of the IP2716 chip.

The first switch component 5 includes a fifth MOS transistor, the D pole of the fifth MOS transistor is connected to the VBUS interface of the TYPE-C interface, the G pole of the fifth MOS transistor is connected to the CH-V interface of the IP2716 chip, and the CH-V interface of the IP2716 chip is connected. The V interface is short-circuited with the CH-G interface.

The bidirectional buck-boost charge-discharge controller 4 includes a SC8802 chip, and the voltage-regulating component 6 includes a first MOS transistor Q1, a second MOS transistor Q2, a third MOS transistor Q3, a fourth MOS transistor Q4, and the one-hundred-first inductor L101. The S pole of the first MOS transistor Q1 is connected to the D pole of the second MOS transistor Q2, the S pole of the fourth MOS transistor Q4 is connected to the D pole of the third MOS transistor Q3, and the S pole of the first MOS transistor Q1 is connected to the fourth MOS transistor The S poles of the transistor Q4 are connected through the one hundred and first inductor L101, the S pole of the second MOS transistor Q2 is connected to the ground with the S pole of the third MOS transistor Q3, and is connected to the EP interface of the SC8802 chip, the first MOS transistor The G pole of Q1 is connected to the BT1 interface of the SC8802 chip, the G pole of the second MOS transistor Q2 is connected to the LD1 interface of the SC8802 chip, the G pole of the third MOS transistor Q3 is connected to the LD2 interface of the SC8802 chip, and the fourth MOS transistor Q4 is connected to the LD2 interface. The G pole is connected to the BT2 interface of the SC8802 chip, and the D pole of the fourth MOS transistor Q4 is connected to the S pole of the fifth MOS transistor through the fourth resistor R4. One end of the resistor R6, the other end of the fifth resistor R5 is connected to the SNS2P interface of the SC8802 chip, the other end of the sixth resistor R6 is connected to the SNS2N interface of the SC8802 chip, the D pole of the first MOS transistor Q1 is connected to the battery through the first resistor R1 The two ends of the first resistor R1 are connected with the second resistor R12 and one end of the third resistor R3, the other end of the second resistor R12 is connected to the SNS1P interface of the SC8802 chip, and the other end of the third resistor R3 is connected to the SC8802 chip. SNS1N interface connection. The FB interface of the IP2716 chip is connected with the FB interface of the SC8802 chip.

The IP2716 chip in the energy storage product of the above embodiment reads the protocol signals DM, DP CC1, and CC2 of the mobile phone and the notebook, and then turns on the fifth MOS transistor, and sends a signal to the SC8802 chip at the same time. 2. The pulse width of the third and fourth MOS transistors Q4, the battery part of the energy storage power supply is adjusted to the voltage suitable for products such as mobile phones or notebooks, and the corresponding products are charged. In addition, the external PD product reads the protocol signals DM, DP CC1 and CC2 of the energy storage product through the IP2716 chip and adjusts it to the voltage suitable for the energy storage product. At the same time, the SC8802 chip turns on the fifth MOS tube and sends information to the IP2716 chip, IP2716 The chip is controlled, the current is detected through the first resistor R1, the second resistor R12 and the third resistor R3 are fed back to the IP2716 chip, and the IP2716 chip controls the pulse constant current control pair of the first, second, third and fourth MOS transistors Q4. The battery section is charged.

The embodiments of the present invention have been described in detail above with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. For those skilled in the art, without departing from the principles and spirit of the present invention, various changes, modifications, substitutions and alterations can be made to these embodiments, which still fall within the protection scope of the present invention.

Claims (6)

1. The utility model provides a multi-functional outdoor energy storage power supply with two-way PD charges which characterized in that: comprises a battery part (1), a power-on interface (2), a power manager (3), a bidirectional voltage-boosting and voltage-reducing charge-discharge controller (4), a first switch component (5) and a voltage-regulating component (6), a PD charging protocol module is arranged in the power supply manager (3), a communication protocol judging port component is arranged on the power supply manager (3), the communication protocol judging port assembly is electrically connected with the power-on interface (2), a control switch signal port of the power supply manager (3) is connected with a starting port of the bidirectional buck-boost charge-discharge controller (4) through a first switch component (5), one end of the voltage regulating component (6) is connected with the battery part (1), the other end is connected with the first switch component (5), the voltage regulating assembly (6) further comprises a control end, and the control end is connected with the bidirectional buck-boost charge-discharge controller (4).

2. The multifunctional outdoor energy storage power supply with bidirectional PD charging of claim 1, characterized in that: the power-on interface (2) is a TYPE-C interface.

3. The multifunctional outdoor energy storage power supply with bidirectional PD charging according to claim 2, characterized in that: the power manager (3) comprises an IP2716 chip, a DP interface of a TYPE-C interface is connected with a DP1 interface of the IP2716 chip, a CC2 interface of the TYPE-C interface is connected with a CC2 interface of the IP2716 chip, a CC1 interface of the TYPE-C interface is connected with a CC1 interface of the IP2716 chip, a GND interface of the TYPE-C interface is grounded, and a DM interface of the TYPE-C interface is connected with a DM interface of the IP2716 chip.

4. The multifunctional outdoor energy storage power supply with bidirectional PD charging of claim 3, characterized in that: the first switch component (5) comprises a fifth MOS tube, the D pole of the fifth MOS tube is connected with the VBUS interface of the TYPE-C interface, the G pole of the fifth MOS tube is connected with the CH-V interface of the IP2716 chip, and the CH-V interface of the IP2716 chip is in short circuit with the CH-G interface.

5. The multifunctional outdoor energy storage power supply with bidirectional PD charging of claim 4, characterized in that: the bidirectional buck-boost charge-discharge controller (4) comprises an SC8802 chip, the voltage regulating component (6) comprises a first MOS tube (Q1), a second MOS tube (Q2), a third MOS tube (Q3), a fourth MOS tube (Q4) and a first zero inductor (L101), the S pole of the first MOS tube (Q1) is communicated with the D pole of the second MOS tube (Q2), the S pole of the fourth MOS tube (Q4) is communicated with the D pole of the third MOS tube (Q3), the S pole of the first MOS tube (Q1) is connected with the S pole of the fourth MOS tube (Q4) through the first zero inductor (L101), the S pole of the second MOS tube (Q2) is connected with the S pole of the third MOS tube (Q3) to the ground and is connected with the EP interface of the SC 2 chip, the S pole of the first MOS tube (Q1) is connected with the G pole of the third MOS tube (Q3) to the ground and is connected with the SC8802 interface of the BT 58G 88038, and the SC 88026 is connected with the SC8802 interface of the SC 8802G 88026, the G pole of the fourth MOS tube (Q4) is connected with the BT2 interface of the SC8802 chip, the D pole of the fourth MOS tube (Q4) is connected with the S pole of the fifth MOS tube through a fourth resistor (R4), two ends of the fourth resistor (R4) are respectively connected with one ends of a fifth resistor (R5) and a sixth resistor (R6) in parallel, the other end of the fifth resistor (R5) is connected with the SNS2P interface of the SC8802 chip, the other end of the sixth resistor (R6) is connected with the SNS2N interface of the SC8802 chip, the D pole of the first MOS tube (Q1) is connected with the SNS2 portion (R1) through a first resistor, two ends of the first resistor (R1) are respectively connected with one ends of a second resistor (R12) and a third resistor (R3) in parallel, and the other end of the second resistor (R636) is connected with the SNS P interface of the SC8802 chip 3.

6. The multifunctional outdoor energy storage power supply with bidirectional PD charging of claim 5, characterized in that: and the FB interface of the IP2716 chip is connected with the FB interface of the SC8802 chip.

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