CN216356019U

CN216356019U - Multifunctional outdoor energy storage power supply with bidirectional PD charging function

Info

Publication number: CN216356019U
Application number: CN202122432405.0U
Authority: CN
Inventors: 林俊颇; 林俊仰; 丁焕亮; 邹先怀
Original assignee: Zhongshan Tianmao Battery Co Ltd
Current assignee: Zhongshan Tianmao Battery Co Ltd
Priority date: 2021-10-10
Filing date: 2021-10-10
Publication date: 2022-04-19
Anticipated expiration: 2031-10-10

Abstract

The utility model discloses a multifunctional outdoor energy storage power supply with bidirectional PD charging, which comprises a battery part, a power-on interface, a power supply manager, a bidirectional buck-boost charging and discharging controller, a first switch component and a voltage regulating component, wherein a PD charging protocol module is arranged in the power supply manager, a communication protocol judgment port component is arranged on the power supply manager, the communication protocol judgment port component is electrically connected with the power-on interface, and a control switch signal port of the power supply manager is connected with a starting port of the bidirectional buck-boost charging and discharging controller through the first switch component. The multifunctional outdoor energy storage power supply for bidirectional PD charging disclosed by the utility model has the advantages that the bidirectional charging function is added on the original unidirectional charging function, the portable energy storage product can be charged by utilizing the product charger of the conventional PD charging protocol, the purchase cost of a consumer is lower, and the charging is more convenient.

Description

Multifunctional outdoor energy storage power supply with bidirectional PD charging function

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

At present, the portable energy storage product with the high-power PD charging protocol is used outdoors, has single function and can only output and supply power to products such as a mobile phone in one way. The energy storage product cannot be charged through a conventional PD charger, and an adapter power supply is additionally added to charge the energy storage product. The energy storage products cannot be reversely charged by products with PD charging protocols such as existing notebooks and mobile phone chargers, so that the cost of the energy storage products is increased, and the resource waste is caused.

Disclosure of Invention

The utility model aims to solve the technical problem of providing a multifunctional outdoor energy storage power supply with bidirectional PD charging, which adds a bidirectional charging function on the original unidirectional charging function, can charge portable energy storage products by utilizing a product charger of the conventional PD charging protocol, and has the advantages of lower purchase cost of consumers and more convenient charging.

In order to solve the technical problems, the technical scheme of the utility model is as follows:

the utility model provides a multi-functional outdoor energy storage power supply with two-way PD charges, includes battery portion, circular telegram interface, power manager, two-way lift and drop and press charge and discharge controller, first switch part and pressure regulating subassembly, be equipped with the PD protocol module that charges in the power manager, it judges the port subassembly to be equipped with communication protocol on the power manager, communication protocol judges port subassembly and passes through electric interface electric connection, power manager's control switch signal port is connected through first switch part and two-way lift and drop and press charge and discharge controller's start-up port, first switch part is connected to battery portion, the other end to the one end of pressure regulating subassembly, the pressure regulating subassembly still includes the control end, the control end is connected with two-way lift and drop and press charge and discharge controller.

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

Further, the power manager comprises an IP2716 chip, a DP interface of the 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.

Further, the first switch component 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.

Further, the bidirectional buck-boost charge-discharge controller comprises an SC8802 chip, the voltage regulating component comprises a first MOS tube, a second MOS tube, a third MOS tube, a fourth MOS tube and a first hundred and zero inductor, the S pole of the first MOS tube is communicated with the D pole of the second MOS tube, the S pole of the fourth MOS tube is communicated with the D pole of the third MOS tube, the S pole of the first MOS tube is connected with the S pole of the fourth MOS tube through the first hundred and zero inductor, the S pole of the second MOS tube is connected with the S pole of the third MOS tube and grounded and connected with the EP interface of the SC8802 chip, the G pole of the first MOS tube is connected with the BT1 interface of the SC8802 chip, the G pole of the second MOS tube is connected with the LD1 interface of the SC8802 chip, the G pole of the third MOS tube is connected with the LD2 interface of the SC8802 chip, the G pole of the fourth MOS tube is connected with the BT2 interface of the SC8802 chip, and the D pole of the fourth MOS tube is connected with the fifth MOS 8802 resistor, two ends of the fourth resistor are respectively provided with one end of a fifth resistor and one end of a sixth resistor in parallel, the other end of the fifth resistor is connected with an SNS2P interface of the SC8802 chip, the other end of the sixth resistor is connected with an SNS2N interface of the SC8802 chip, a D pole of the first MOS transistor is connected with the battery part through a first resistor, two ends of the first resistor are respectively provided with one end of a second resistor and one end of a third resistor in parallel, the other end of the second resistor is connected with an SNS1P interface of the SC8802 chip, and the other end of the third resistor is connected with an SNS1N interface of the SC8802 chip.

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

By adopting the technical scheme, when the power-on interface of the outdoor energy storage power supply is connected with products such as a mobile phone, a notebook computer and the like for charging, after the communication protocol judgment port assembly on the power supply manager reads protocol signals of different products such as DM, DP, CC1 and CC2, the power supply manager conducts the first switch component, the control switch signal port of the power supply manager sends a signal to the bidirectional buck-boost charge-discharge controller, and the bidirectional buck-boost charge-discharge controller controls the voltage regulating assembly to enable the voltage output by the battery part to charge the products; when a product with a PD protocol reversely charges the outdoor energy storage power supply, the product is connected with a power-on interface, after a communication protocol judgment port assembly on a power supply manager reads protocol signals of different products such as DM, DP, CC1 and CC2, the power supply manager conducts a first signal switch component, and a bidirectional buck-boost charge-discharge controller controls a voltage regulating assembly to reversely charge a battery part by the product; this outdoor energy storage power has increased the two-way function of charging in former one-way charging function, can utilize the product charger of current conventional PD protocol of charging to charge portable energy storage product, and consumer's purchase cost is lower, and it is more convenient to charge.

Drawings

FIG. 1 is a circuit diagram of the present invention;

fig. 2 is a block diagram of the present invention.

Detailed Description

The following further describes embodiments of the present invention with reference to the drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features involved in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

Referring to fig. 1 to 2, the utility model discloses a multifunctional outdoor energy storage power supply with bidirectional PD charging, comprising a battery part 1, a power-on interface 2, a power manager 3, a bidirectional buck-boost charge-discharge controller 4, a first switch component 5 and a voltage regulation component 6.

Be equipped with the PD protocol module that charges in power manager 3, be equipped with communication protocol on power manager 3 and judge the port subassembly, communication protocol judges port subassembly and 2 electric connection of circular telegram interface, power manager 3's control switch signal port is connected with the start port of two-way buck-boost charge-discharge controller 4 through first switch part 5, battery portion 1 is connected to the one end of pressure regulating subassembly 6, first switch part 5 is connected to the other end, pressure regulating subassembly 6 still includes the control end, the control end is connected with two-way buck-boost charge-discharge controller 4.

When the power-on interface 2 of the outdoor energy storage power supply is connected with products such as a mobile phone and a notebook computer for charging, after the communication protocol judgment port assembly on the power supply manager 3 reads protocol signals of different products such as DM, DP, CC1 and CC2, the power supply manager 3 turns on the first switch component 5, the control switch signal port of the power supply manager 3 gives a signal to the bidirectional buck-boost charge-discharge controller 4, and the bidirectional buck-boost charge-discharge controller 4 controls the voltage regulating assembly 6, so that the battery part 1 outputs voltage to charge the products.

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

The power-on interface 2 is a TYPE-C interface, and can also be integrated with interfaces such as a USB-A interface and a conventional USB interface for power supply. TYPE-C (PD charging) is used for mobile interfaces such as mobile phones. The power supply of the notebook computer and the like and the external PD power supply have 12V output function of bidirectional power supply for charging the product, and have a plurality of groups of output functions of supplying power to conventional 12V electric appliances, and outputting power to general conventional electric appliances with 110V/220V inversion output and the like.

The circuit of the specific composition of the multifunctional outdoor energy storage power supply is as follows: 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.

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.

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 be grounded and connected with the EP interface of the SC 2 chip, the G pole of the first MOS tube Q1 is connected with the BT1 interface of the SC 2 chip, the G pole of the second MOS tube Q2 is connected with the LD pole of the SC 1 interface of the SC 2 chip, the G pole of the third MOS tube Q3 is connected with the LD pole of the fourth MOS tube Q8805, the fourth MOS tube Q8805 is connected with the LD pole of the LD 8805, the fourth MOS tube Q8805 is connected with the SC 8805 through the S pole of the fourth MOS tube Q8805, two ends of the fourth resistor R4 are respectively connected in parallel with one ends of a fifth resistor R5 and a sixth resistor R6, the other end of the fifth resistor R5 is connected with an SNS2P interface of the SC8802 chip, the other end of the sixth resistor R6 is connected with an SNS2N interface of the SC8802 chip, a D pole of the first MOS transistor Q1 is connected with the battery part 1 through a first resistor R1, two ends of the first resistor R1 are respectively connected in parallel with one ends of a second resistor R12 and a third resistor R3, the other end of the second resistor R12 is connected with an SNS1P interface of the SC8802 chip, and the other end of the third resistor R3 is connected with an SNS1N interface of the SC8802 chip. The FB interface of the IP2716 chip is connected with the FB interface of the SC8802 chip.

After 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, the fifth MOS transistor is turned on, and simultaneously, a signal is sent to the SC8802 chip, the pulse widths of the first, second, third, and fourth MOS transistors Q4 are controlled by the SC8802 chip, and the battery part of the energy storage power supply is adjusted to the voltage suitable for the mobile phone or the notebook, and the like, so as to charge the corresponding product. In addition, the external PD product reads protocol signals DM, DP CC1 and CC2 of the energy storage product through the IP2716 chip and then adjusts the protocol signals to the voltage suitable for the energy storage product, meanwhile, the SC8802 chip opens the fifth MOS tube and sends information to the IP2716 chip, the IP2716 chip detects current through the first resistor R1 through control, 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 of the first, the second, the third and the fourth MOS tubes Q4 to charge the battery part.

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

Claims

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.