CN208110328U - A kind of switch test control device of band PD fast charge agreement - Google Patents
A kind of switch test control device of band PD fast charge agreement Download PDFInfo
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- CN208110328U CN208110328U CN201820628029.8U CN201820628029U CN208110328U CN 208110328 U CN208110328 U CN 208110328U CN 201820628029 U CN201820628029 U CN 201820628029U CN 208110328 U CN208110328 U CN 208110328U
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- switching circuit
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Abstract
The utility model discloses a kind of switch test control devices of band PD fast charge agreement, including host computer, communicating circuit, single-chip microcontroller, PD test board relay switching circuit, at least one test product and the input interface equal with test product quantity；The TYPE-C interface of test product is electrically connected by TYPE-C line with input interface one-to-one correspondence；All input interfaces are all electrically connected with PD test board relay switching circuit；The single-chip microcontroller is electrically connected with PD test board relay switching circuit and communicating circuit respectively；Communicating circuit also with upper mechatronics.The utility model supports multiple channels to control switching PD fast charge protocol test simultaneously, artificial detection station is integrated into Auto-Test System, the test that different voltages by communicating settable PD agreement with host computer require, use the switch test control device with PD fast charge agreement, the demand that the PD product or multiple PD products effectively exported for more mouthfuls is tested simultaneously, it is possible to reduce cost of labor and raising quality and production efficiency.
Description
Technical field
The utility model relates to the field of test technology, and in particular to a kind of switch test control dress of band PD fast charge agreement
It sets.
Background technique
The output PD fast charge port of charger product, is a kind of charge protocol with quick charge.It is needed when test
Different agreements switches over different voltage gears.Traditional test is that test man uses the test board with the triggering of PD agreement,
By way of manually estimating, manual key carries out the test of separate unit product.Production efficiency is relatively low, and sometimes other kinds of
It is inconvenient for operation when agreement fast charge and PD agreement fast charge will test simultaneously.
Traditional test can only once test a charger, if necessary to more tests simultaneously or USB port+PD mouthfuls more
A kind of product, it is desirable to switching device that can control while testing multiple USB ports and PD mouthfuls.
Utility model content
In view of this, the purpose of this utility model is mentioned to produce the needs of the power supply product test with PD fast charge agreement
For a switch test control device with PD fast charge agreement, solve to use manually-operated low efficiency and inconvenience in production
Property, product quality is improved, production efficiency is improved, reduces production human cost.
In order to achieve the above objectives, the utility model mainly provides the following technical solutions：
A kind of switch test control device of band PD fast charge agreement, including host computer, communicating circuit, single-chip microcontroller, PD test
Plate relay switching circuit, at least one test product and the input interface equal with test product quantity；
The TYPE-C interface of test product is electrically connected by TYPE-C line with input interface one-to-one correspondence；
All input interfaces are all electrically connected with PD test board relay switching circuit；
The single-chip microcontroller is electrically connected with PD test board relay switching circuit and communicating circuit respectively；
The communicating circuit also with upper mechatronics.
Further, there are three the pins with agreement for the TYPE-C interface tool：V+,CC,V-.
Further, the input interface is connector 2.54mm terminal interface.
Further, the PD test board relay switching circuit includes that the single channel PD equal with test product quantity is surveyed
Test plate (panel) relay switching circuit, the single channel PD test board relay switching circuit include the first relay, the second relay,
Third relay, the 4th relay, PD trigger board；
The V+ foot of test product is connected to the common end COM of the first relay, the V+ foot of PD trigger board be connected to first after
The normally open end NO of electric appliance；The CC foot of test product is connected to the common end COM of the second relay, and the CC foot of PD trigger board is connected to
The normally open end NO of second relay；The V- foot of test product is connected to the common end COM of third relay, the V- foot of PD trigger board
It is connected to the normally open end NO of third relay；
The switch contact 1 of PD trigger board is connected to the common end COM of the 4th relay, and the switch contact 2 of PD trigger board connects
It is connected to the normally open end NO of the 4th relay；
First relay, the second relay, third relay, the 4th relay driving coil pass through single-chip microcontroller control respectively
System.
Further, the test product is 4.
Compared with prior art, the beneficial effects of the utility model include at least：
The switch test control device with PD fast charge agreement of the utility model can effectively meet the production of more mouthfuls of output
The product test of product or more PD chargers can efficiently control different stalls and test multiple mouthfuls of PD fast charge output ports
Output parameter, and the influence of other test items will not be caused because of the reason of total cathode.It, will be each by being communicated with RS232
The voltage and current parameter data transmission in channel facilitates host computer to make a decision, test to host computer.
The utility model supports multiple channels to control switching PD fast charge protocol test simultaneously, and artificial detection station is integrated into
In Auto-Test System, the test that the different voltages by communicating settable PD agreement with host computer require uses band PD fast charge
The switch test control device of agreement, the demand that the PD product or multiple PD products effectively exported for more mouthfuls is tested simultaneously,
Cost of labor can be reduced and improve quality and production efficiency.
Detailed description of the invention
It, below will be to required in embodiment description in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing to be used is briefly described, it should be apparent that, the accompanying drawings in the following description is only some realities of the utility model
Example is applied, it for those of ordinary skill in the art, without creative efforts, can also be according to these attached drawings
Obtain other attached drawings.
Fig. 1 is the circuit diagram of switch test control device of the utility model with PD fast charge agreement；
Fig. 2 is the circuit diagram of the utility model single channel PD test board relay switching circuit.
Specific embodiment
To keep the above objects, features, and advantages of the utility model more obvious and easy to understand, below in conjunction with attached drawing and
The technical solution of the utility model is described in detail in specific embodiment.It should be pointed out that described embodiment is only
It is only the utility model a part of the embodiment, instead of all the embodiments, based on the embodiments of the present invention, this field
Those of ordinary skill's every other embodiment obtained without making creative work, belongs to the utility model
The range of protection.
Embodiment
The term that the present embodiment is used is explained as follows：
1,LED：Light emitting diode, LED power are rectifier power source or driving power；
2,AC:Alternating current alternating current；
3,DC:Direct current direct current；
4,USB:The abbreviation of Universal Serial Bus (universal serial bus)；
5,V+：VBUS anode, positive pole；
6,CC：PD communicate pin line；
7,V-：Ground wire, power cathode；
8,USB PD:USB Power Delivery power transmission protocol；
9,COM：Common end；
10,NO：Normally open end；
As shown in Figure 1, the utility model provides a kind of switch test control device of band PD fast charge agreement, including upper
Machine, communicating circuit, single-chip microcontroller, PD test board relay switching circuit, at least one test product and with test product quantity phase
Deng input interface；
The TYPE-C interface of test product is electrically connected by TYPE-C line with input interface one-to-one correspondence；
All input interfaces are all electrically connected with PD test board relay switching circuit；
The single-chip microcontroller is electrically connected with PD test board relay switching circuit and communicating circuit respectively；
The communicating circuit also with upper mechatronics.
In the present embodiment, the test product is 4.
As shown in Fig. 2, the PD test board relay switching circuit includes the single channel PD equal with test product quantity
Test board relay switching circuit, the single channel PD test board relay switching circuit include the first relay, the second relay
Device, third relay, the 4th relay, PD trigger board；
The V+ foot of test product is connected to the common end COM of the first relay, the V+ foot of PD trigger board be connected to first after
The normally open end NO of electric appliance；The CC foot of test product is connected to the common end COM of the second relay, and the CC foot of PD trigger board is connected to
The normally open end NO of second relay；The V- foot of test product is connected to the common end COM of third relay, the V- foot of PD trigger board
It is connected to the normally open end NO of third relay；
The switch contact 1 of PD trigger board is connected to the common end COM of the 4th relay, and the switch contact 2 of PD trigger board connects
It is connected to the normally open end NO of the 4th relay；
First relay, the second relay, third relay, the 4th relay driving coil pass through single-chip microcontroller control respectively
System.
The utility model can arrive 16-32 channel with the switch test control device of PD fast charge agreement while control.
The output port of test product is TYPE-C interface, the pin with agreement：V+,CC,V-.
TYPE-C line includes three lines：V+,CC,V-.For connect test product output port and tester it is defeated
Incoming interface.
Input interface is connector 2.54mm terminal interface, physical connection of this port for the output pin voltage of product.
Single channel PD test board relay switching circuit：Switch tri- lines of V+, CC, V-, wiring by way of relay
Method is that the V+ foot of test product is connected to the common end COM of the first relay, and the V+ foot of PD trigger board is connected to the first relay
The normally open end NO of device；The CC foot of test product is connected to the common end COM of the second relay, and the CC foot of PD trigger board is connected to
The normally open end NO of two relays；The V- foot of test product is connected to the common end COM of third relay, and the V- foot of PD trigger board connects
It is connected to the normally open end NO of third relay；
The switch contact 1 of PD trigger board is connected to the common end COM of the 4th relay, and the switch contact 2 of PD trigger board connects
It is connected to the normally open end NO of the 4th relay；
First relay, the second relay, third relay, the 4th relay driving coil pass through single-chip microcontroller control respectively
System.
When the first relay, the second relay, the power supply of third relay, PD trigger board and PD product are connected, at this moment PD
Trigger board and PD product protocol handshake export 5V voltage.4th relay powers off again after powering 0.1 second, and PD trigger board switches a kind
Voltage.When the first relay, the second relay, the power-off of third relay, PD trigger board and PD product are disconnected, and complete test.
The circuit theory of multichannel is the same.
The utility model can be applied to Switching Power Supply test macro, adapter test macro, LED power test macro, AC-
To the test of product in the test macro of DC power supply product.
The switch test control device with PD fast charge agreement of the utility model can effectively meet the production of more mouthfuls of output
The product test of product or more PD chargers can efficiently control different stalls and test multiple mouthfuls of PD fast charge output ports
Output parameter, and the influence of other test items will not be caused because of the reason of total cathode.It, will be each by being communicated with RS232
The voltage and current parameter data transmission in channel facilitates host computer to make a decision, test to host computer.
The utility model supports multiple channels to control switching PD fast charge protocol test simultaneously, and artificial detection station is integrated into
In Auto-Test System, the test that the different voltages by communicating settable PD agreement with host computer require uses band PD fast charge
The switch test control device of agreement, the demand that the PD product or multiple PD products effectively exported for more mouthfuls is tested simultaneously,
Cost of labor can be reduced and improve quality and production efficiency.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But it should not be understood as limiting the scope of the patent of the utility model.It should be pointed out that for the common of this field
For technical staff, without departing from the concept of the premise utility, various modifications and improvements can be made, these all belong to
In the protection scope of the utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.
Claims (5)
1. a kind of switch test control device of band PD fast charge agreement, which is characterized in that including host computer, communicating circuit, monolithic
Machine, PD test board relay switching circuit, at least one test product and the input interface equal with test product quantity；
The TYPE-C interface of test product is electrically connected by TYPE-C line with input interface one-to-one correspondence；
All input interfaces are all electrically connected with PD test board relay switching circuit；
The single-chip microcontroller is electrically connected with PD test board relay switching circuit and communicating circuit respectively；
The communicating circuit also with upper mechatronics.
2. the switch test control device of band PD fast charge agreement according to claim 1, which is characterized in that the TYPE-C
There are three the pins with agreement for interface tool：V+,CC,V-.
3. the switch test control device of band PD fast charge agreement according to claim 1, which is characterized in that the input connects
Mouth is connector 2.54mm terminal interface.
4. the switch test control device of band PD fast charge agreement according to claim 1, which is characterized in that the PD test
Plate relay switching circuit includes the single channel PD test board relay switching circuit equal with test product quantity, the single-pass
Road PD test board relay switching circuit includes the first relay, the second relay, third relay, the 4th relay, PD touching
Send out plate；
The V+ foot of test product is connected to the common end COM of the first relay, and the V+ foot of PD trigger board is connected to the first relay
Normally open end NO；The CC foot of test product is connected to the common end COM of the second relay, and the CC foot of PD trigger board is connected to second
The normally open end NO of relay；The V- foot of test product is connected to the common end COM of third relay, the V- foot connection of PD trigger board
To the normally open end NO of third relay；
The switch contact 1 of PD trigger board is connected to the common end COM of the 4th relay, and the switch contact 2 of PD trigger board is connected to
The normally open end NO of 4th relay；
First relay, the second relay, third relay, the 4th relay driving coil pass through single-chip microcontroller control respectively.
5. the switch test control device of band PD fast charge agreement according to claim 1, which is characterized in that the tested production
Product are 4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820628029.8U CN208110328U (en) | 2018-04-28 | 2018-04-28 | A kind of switch test control device of band PD fast charge agreement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820628029.8U CN208110328U (en) | 2018-04-28 | 2018-04-28 | A kind of switch test control device of band PD fast charge agreement |
Publications (1)
| Publication Number | Publication Date |
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| CN208110328U true CN208110328U (en) | 2018-11-16 |
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| CN201820628029.8U Active CN208110328U (en) | 2018-04-28 | 2018-04-28 | A kind of switch test control device of band PD fast charge agreement |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109901084A (en) * | 2019-02-25 | 2019-06-18 | 南京邮电大学 | A kind of Real-Time Switch power supply monitoring and control system based on UDP |
| CN113765741A (en) * | 2021-08-04 | 2021-12-07 | 格力电器（合肥）有限公司 | Communication protocol switching device and test equipment |
-
2018
- 2018-04-28 CN CN201820628029.8U patent/CN208110328U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109901084A (en) * | 2019-02-25 | 2019-06-18 | 南京邮电大学 | A kind of Real-Time Switch power supply monitoring and control system based on UDP |
| CN113765741A (en) * | 2021-08-04 | 2021-12-07 | 格力电器（合肥）有限公司 | Communication protocol switching device and test equipment |
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