CN212255526U

CN212255526U - Fill agreement testing arrangement soon

Info

Publication number: CN212255526U
Application number: CN202021833314.7U
Authority: CN
Inventors: 顾培培
Original assignee: Wuxi Fast Core Microelectronics Co ltd
Current assignee: Wuxi Fast Core Microelectronics Co ltd
Priority date: 2020-08-27
Filing date: 2020-08-27
Publication date: 2020-12-29
Anticipated expiration: 2030-08-27

Abstract

The utility model discloses a quick-charging protocol testing device, which comprises a shell, wherein the shell comprises an input end and an output end, the input end comprises an input end A and an input end B, and the input end A and the input end B are respectively arranged at the left side and the lower left side of the shell; the output end comprises an output end A and a circular bonding pad, and the output end A and the circular bonding pad are sequentially arranged on the right side of the shell from top to bottom; a main control chip is arranged between the input end and the output end; a protocol selection dial module and a voltage setting dial module are sequentially arranged on the upper side of the main control chip from left to right; a key is arranged on the lower side of the main control chip and positioned on the right side of the input end B; an LED display module is arranged on one side, close to the output end, of the right side of the main control chip; the number of the whole elements is small, and the production is easy; the board is small and exquisite and is easy to carry; the cost is low; three common quick charging protocols, namely PD, QC2.0 and QC3.0 can be tested, and the function is strong.

Description

Fill agreement testing arrangement soon

Technical Field

The utility model belongs to fill the agreement test field soon, especially relate to a fill agreement testing arrangement soon.

Background

At present, charger manufacturers can produce various chargers, such as millet chargers, apple chargers and the like, charging equipment of USBType-AQC protocol and USBType-cPD protocol is more and more, and corresponding testing instruments are needed for development testing and aging testing of the equipment. Generally, professional test instruments are expensive, and only one protocol circuit can be tested, so that the detection cost is high, and the detection efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a fill agreement testing arrangement soon in order to overcome the defect that above-mentioned prior art exists.

The purpose of the utility model can be realized through the following technical scheme:

a rapid-charge protocol testing device, comprising: a housing 1, the housing 1 including an input terminal and an output terminal, the input terminal including an input terminal a2 and an input terminal B3, the input terminal a2 and the input terminal B3 being respectively provided at left and lower left sides of the housing 1; the output end comprises an output end A4 and a circular pad 10, and the output end A4 and the circular pad 10 are arranged on the right side of the shell 1 from top to bottom in sequence; a main control chip 5 is arranged between the input end and the output end;

a protocol selection dial module 6 and a voltage setting dial module 7 are sequentially arranged on the upper side of the main control chip 5 from left to right;

a key 8 is arranged on the lower side of the main control chip 5 and positioned on the right side of the input end B3;

one side that the right side of main control chip 5 is close to output 4 is provided with LED display module 9, LED display module 9 includes first LED lamp 91, second LED lamp 92 and third LED lamp 93.

Preferably, the interface of the input end A2 is a USBType-A male connector, the interface of the input end B3 is a USBType-C female connector, and the interface of the output end A4 is a USBType-A female connector.

Preferably, the protocol selection dial module 6 is provided with a three-bit dial, and the protocols corresponding to the three-bit dial are a PD protocol, a QC2.0 protocol and a QC3.0 protocol, respectively.

Preferably, the voltage setting dial module 7 is provided with a five-bit dial gear, and the voltages corresponding to the five-bit dial gear are 5V,9V,12V,15V and 20V, respectively.

Preferably, the voltages respectively represented by the first LED lamp 91, the second LED lamp 92 and the third LED lamp 93 which are independently turned on and correspond to each other are 5V,9V and 12V, the voltage represented by any two lamps of the first LED lamp 91, the second LED lamp 92 and the third LED lamp 93 which are simultaneously turned on and correspond to each other is 15V, and the voltage represented by the first LED lamp 91, the second LED lamp 92 and the third LED lamp 93 which are simultaneously turned on and correspond to each other is 20V.

The utility model has the advantages that: only one integrated circuit is provided, the number of the whole elements is small, the production is easy, and the production cost is low; the function is powerful, three common quick-charging protocols can be tested, namely PD, QC2.0 and QC3.0, the detection cost is reduced, and the product quality is improved.

Drawings

Fig. 1 is a schematic structural diagram of the rapid charging protocol testing device of the present invention;

fig. 2 is a circuit diagram of the fast charging protocol testing device of the present invention;

in the figure: 1. a housing; 2. an input terminal A; 3. an input terminal B; 4. an output end A; 5. a main control chip; 6. a protocol selection dial-up module; 7. a voltage setting dial module; 8. pressing a key; 9. an LED display module; 91. a first LED lamp; 92. a second LED lamp; 93. a third LED lamp; 10. a circular pad.

Detailed Description

The technical scheme of the utility model is further described with the attached drawings:

in the description of the embodiments of the present invention, it should be understood that the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of the feature;

when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may be present, unless otherwise defined;

the terms "upper", "lower", "left", "right", and the like are used only to indicate relative positional relationships that may change when the absolute position of the object being described changes;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

the terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

As shown in fig. 1-2, a fast charge protocol testing apparatus includes: a housing 1, the housing 1 including an input terminal and an output terminal, the input terminal including an input terminal a2 and an input terminal B3, the input terminal a2 and the input terminal B3 being respectively provided at left and lower left sides of the housing 1; the output end comprises an output end A4 and a circular pad 10, and the output end A4 and the circular pad 10 are arranged on the right side of the shell 1 from top to bottom in sequence; a main control chip 5 is arranged between the input end and the output end;

Preferably, in this embodiment, the interface of the input end a2 is a male usb type-a connector, the interface of the input end B3 is a female usb type-C connector, and the interface of the output end a4 is a female usb type-a connector.

In this embodiment, preferably, the protocol selection dial module 6 is provided with a three-bit dial, and the protocols corresponding to the three-bit dial are a PD protocol, a QC2.0 protocol, and a QC3.0 protocol, respectively.

In this embodiment, preferably, the voltage setting dial module 7 is provided with a five-bit dial, and voltages corresponding to the five-bit dial are 5V,9V,12V,15V and 20V, respectively.

In this embodiment, it is preferable that the voltages respectively represented by the first LED lamp 91, the second LED lamp 92, and the third LED lamp 93 which are independently turned on are 5V,9V, and 12V, the voltage represented by any two of the first LED lamp 91, the second LED lamp 92, and the third LED lamp (93) which are simultaneously turned on is 15V, and the voltage represented by the first LED lamp 91, the second LED lamp 92, and the third LED lamp 93 which are simultaneously turned on is 20V.

1) Connecting the tested equipment with an input end, and using a USBType-A male head if a charger of a USBTYPE-A female seat of a QC protocol is used for connection; if the charger of the USBType-C female socket using the OD protocol is connected, the USBType-C female socket can be used.

2) The input information is transmitted to the main control chip 5, and the main control chip 5 controls the protocol selection dial-up module 6, the voltage setting dial-up module 7 and the keys 8 to test.

Firstly, a protocol selection dial module 6 three-position dial switch is used for selecting a quick charging protocol, which comprises a PD3.0 protocol, a QC2.0 protocol and a QC3.0 protocol.

And secondly, selecting required voltages including 5V,9V,12V,15V and 20V by using a voltage setting dial module 7 five-bit dial switch.

And thirdly, the key 8 is pressed down to enter an automatic voltage cycle test mode, at the moment, the voltage can automatically cycle change, the jump cycle is carried out from 5V to 20V, and the interval time is about 0.5 s.

3) The main control chip 5 receives the feedback test information and displays the feedback test information through the LED display module 9, wherein the feedback test information comprises three LED lamps, and each LED lamp respectively represents that the current voltage is 5V,9V and 12V; if any two LED lights are on at the same time, it is indicated as 15V, and if all three LED lights are on, it is indicated that the current voltage is 20V.

4) The output uses the output end A and the output end B, so that different load devices can be conveniently connected; the pads may be connected if a load meter is used and the USB female-a socket may be connected if a USB cable is used.

When the aging is tested, the device is inserted into a charger, a protocol corresponding to the charger is selected by a protocol dial, a maximum voltage supported by the charger is selected by a voltage dial, a load (such as a cement resistor) is inserted into the rear of an output terminal USBType-A female seat and usually lasts for 30 minutes, then whether the test voltage displayed by an LED is normal or not is observed, and if the test voltage is normal, the charger is good; if the LED shows an error, the charger is marked for further analysis.

Finally, it should be noted that:

the above embodiments are only used for illustrating but not limiting the technical solutions of the present invention, and although the present invention is described in detail with reference to the above embodiments, those of ordinary skill in the art should understand that: modifications and equivalents may be made thereto without departing from the spirit and scope of the invention, and the appended claims are intended to cover such modifications and equivalents as fall within the spirit and scope of the invention.

Claims

1. A protocol testing arrangement fills soon, includes casing (1), its characterized in that: the shell (1) comprises an input end and an output end, the input end comprises an input end A (2) and an input end B (3), and the input end A (2) and the input end B (3) are respectively arranged on the left side and the lower left side of the shell (1); the output end comprises an output end A (4) and a circular bonding pad (10), and the output end A (4) and the circular bonding pad (10) are sequentially arranged on the right side of the shell (1) from top to bottom; a main control chip (5) is arranged between the input end and the output end;

a protocol selection dial module (6) and a voltage setting dial module (7) are sequentially arranged on the upper side of the main control chip (5) from left to right;

a key (8) is arranged on the lower side of the main control chip (5) and positioned on the right side of the input end B (3);

one side that main control chip (5) right side is close to output A (4) is provided with LED display module (9), LED display module (9) include first LED lamp (91), second LED lamp (92) and third LED lamp (93).

2. The fast charge protocol testing device of claim 1, wherein: the input A (2) interface is the public head of USBType-A, and input B (3) interface is the female seat of USBType-C, and output A (4) interface is the female seat of USBType-A.

3. The fast charge protocol testing device of claim 1, wherein: the protocol selection dial module (6) is provided with a three-position dial gear, and protocols corresponding to the three-position dial gear are a PD protocol, a QC2.0 protocol and a QC3.0 protocol respectively.

4. The fast charge protocol testing device of claim 1, wherein: the voltage setting dial module (7) is provided with a five-bit dial gear, and the voltages corresponding to the five-bit dial gear are respectively 5V,9V,12V,15V and 20V.

5. The fast charge protocol testing device of claim 1, wherein: the voltages which are independently turned on and correspondingly represented by the first LED lamp (91), the second LED lamp (92) and the third LED lamp (93) are respectively 5V,9V and 12V; any two of the first LED lamp (91), the second LED lamp (92) and the third LED lamp (93) are turned on at the same time, and the voltage correspondingly represented by the turning-on of the first LED lamp, the second LED lamp and the third LED lamp is 15V; the three lamps of the first LED lamp (91), the second LED lamp (92) and the third LED lamp (93) are simultaneously turned on and correspondingly represent a voltage of 20V.