CN206248744U - It is a kind of to support multiple products aging equipment connected in parallel - Google Patents
It is a kind of to support multiple products aging equipment connected in parallel Download PDFInfo
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- CN206248744U CN206248744U CN201621313896.XU CN201621313896U CN206248744U CN 206248744 U CN206248744 U CN 206248744U CN 201621313896 U CN201621313896 U CN 201621313896U CN 206248744 U CN206248744 U CN 206248744U
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Abstract
The utility model discloses a kind of aging equipment for supporting multiple products parallel connections to connect, and the device includes electronic load passage, multiple first aging circuits and multiple second aging circuits；The plurality of first aging circuit is connected in series between the positive terminal of electronic load passage and negative pole end, every 1 first aging circuit includes anti-reverse diode and voltage sampling resistor, anti-reverse diode is connected in parallel with voltage sampling resistor, the plurality of second aging circuit is connected in parallel between the positive terminal of electronic load passage and negative pole end, and every 1 second aging circuit includes current sampling resistor and the second source interface for connecting second source.By using the utility model device, a power supply for the aging multiple different qualities of electronic load passage, so lifting electronic load application degree of flexibility more than 100%, lifting electronic load channel utilization index more than 50% are capable of achieving.
Description
Technical field
The utility model is related to testing equipment field technology, refers in particular to a kind of support the old of multiple products series connection in parallel
Makeup is put.
Background technology
It is usually power supply one load channel of correspondence that current dc source, adapter, charger, LED power are aging；
If power is less than load channel rated power, load-strap load power is small, causes the waste of load channel.
With the development of technology, current fractional load can support that multiple power sources in series are aging, but be only limitted to constant pressure output
Power supply, is not suitable for the power supply of constant current output.
So, overwhelming majority electronic load cannot all accomplish the aging multiple power supplys of passage at present, and one is not supported yet
The power supply of the aging multiple different qualities of passage, this allows for electronic load application underaction, causes the wasting of resources.
The content of the invention
In view of this, in view of the existing deficiencies of the prior art, its main purpose is to provide one kind and can support the utility model
The aging equipment of multiple products series connection in parallel, it can accomplish the aging multiple power supplys of passage, and support that a passage is aging more
The power supply of individual different qualities.
To achieve the above object, the utility model is using following technical scheme：
It is a kind of to support multiple products aging equipment connected in parallel, include electronic load passage, multiple first aging
Circuit and multiple second aging circuits；
The plurality of first aging circuit is connected in series between the positive terminal of electronic load passage and negative pole end, and every 1 first
Aging circuit includes anti-reverse diode and voltage sampling resistor, and anti-reverse diode is in parallel with voltage sampling resistor even
Connect, the two ends of anti-reverse diode have the first power interface for connecting the first power supply, the positive pole of the anti-reverse diode
End and negative pole end are respectively by the corresponding negative pole end and positive terminal for being connected to the first power supply of the first power interface, and multiple first is aging
The anti-reverse Diode series connection of circuit；
The plurality of second aging circuit is connected in parallel between the positive terminal of electronic load passage and negative pole end, and every 1 second
Aging circuit includes current sampling resistor and the second source interface for connecting second source.
Preferably, described every 1 first aging circuit includes two resistance, and two resistant series are formed between two resistance
Voltage sampling point.
Preferably, set between the current sampling resistor and corresponding second source interface of described every 1 second aging circuit
There is current sampling point.
The utility model has clear advantage and beneficial effect compared with prior art, specifically, by above-mentioned technology
Scheme understands：
By using the utility model device, a power supply for the aging multiple different qualities of electronic load passage is capable of achieving,
So lifting electronic load application degree of flexibility more than 100%, lifts electronic load channel utilization index more than 50%.
More clearly to illustrate architectural feature of the present utility model and effect, come right with specific embodiment below in conjunction with the accompanying drawings
The utility model is described in detail.
Brief description of the drawings
Fig. 1 is the structural representation of the preferred embodiment of the utility model.
Accompanying drawing identifier declaration：
10th, electronic load passage 20, the first aging circuit
30th, the second aging circuit 40, the first power supply
50th, second source.
Specific embodiment
Refer to shown in Fig. 1, a kind of that show the utility model supports the aging of multiple products series connection in parallel
The concrete structure of device, includes electronic load passage 10, multiple first aging circuits 20 and multiple second aging circuits 30.
The plurality of first aging circuit 20 is connected in series between the positive terminal of electronic load passage 10 and negative pole end, each
First aging circuit 20 includes anti-reverse diode（D1、D2……DN）And voltage sampling resistor（R1、R2、R3、R4……
RN-1、RN）, anti-reverse diode（D1、D2……DN）With voltage sampling resistor（R1、R2、R3、R4……RN-1、RN）It is in parallel
Connection, anti-reverse diode（R1、R2、R3、R4……RN-1、RN）Two ends have for connect the first power supply 40 first electricity
Source interface（Do not show in figure）, the anti-reverse diode（D1、D2……DN）Positive terminal and negative pole end respectively pass through the first power supply
Interface correspondence is connected to the negative pole end and positive terminal of the first power supply 40, the anti-reverse diode of multiple first aging circuits 20（D1、
D2……DN）It is connected in series, when the first power interface of correspondence does not access the first power supply 40, electric current can flow through anti-reverse two
Pole pipe forms current loop, it is to avoid open circuit；When the first 40 reversal connection of power supply, can be without damage with protection circuit.
In the present embodiment, described every 1 first aging circuit 20 includes two resistance, two resistant series, two resistance it
Between be formed with voltage sampling point（V1、V2……VN）.
The plurality of second aging circuit 30 is connected in parallel between the positive terminal of electronic load passage 10 and negative pole end, each
Second aging circuit 30 includes current sampling resistor（R-I1、R-I2……R-IN）With for connecting the of second source 50
Two power interfaces（Do not show in figure）.In the present embodiment, the current sampling resistor of described every 1 second aging circuit 30（R-I1、
R-I2……R-IN）Current sampling point is provided between corresponding second source interface（I1、I2……IN）.
Multiple products aging method connected in parallel is supported the invention also discloses a kind of, foregoing one kind can be supported
The aging equipment of multiple products series connection in parallel, selects CC patterns or CV patterns：
Under CC patterns, multiple first power supplys 40 are connected with corresponding first power interface respectively so that multiple first electricity
The output end of source 40 is together in series access electronic load passage 10, individually gathers the output voltage of each the first power supply 40, due to
Electric current is equal everywhere in series loop, therefore the band of all first power supplys 40 carries electric current and is equal to load-strap load electric current, this makes it possible to
Voltage, electric current and the power of all first power supplys 40 are gathered, realizes that multiple first power supplys 40 are connected aging.
Under CV patterns, multiple second sources 50 are connected with corresponding second source interface respectively so that multiple second electricity
The output end of source 50 is together in parallel, and current sampling resistor is sealed on the negative pole of each second source 50, is sent into after amplified treatment
MCU, individually to gather the output current of each second source 50, because all second sources 50 are together in parallel, thus it is all
The output voltage of second source 50 is exactly the input voltage of load, this makes it possible to the voltage, the electricity that gather all second sources 50
Stream and power, are capable of achieving multiple second source 50 in parallel aging.
Design focal point of the present utility model is：By using the utility model device, an electronic load passage is capable of achieving
The power supply of aging multiple different qualities, so lifting electronic load application degree of flexibility more than 100%, lift electronic load passage
Utilization rate more than 50%.
Know-why of the present utility model is described above in association with specific embodiment.These descriptions are intended merely to explain this reality
With new principle, and can not by any way be construed to the limitation to the utility model protection domain.Based on explanation herein,
Those skilled in the art associates other specific embodiments of the present utility model by would not require any inventive effort,
These modes are fallen within protection domain of the present utility model.
Claims (3)
- It is 1. a kind of to support multiple products aging equipment connected in parallel, it is characterised in that：Include electronic load passage, multiple First aging circuit and multiple second aging circuits；The plurality of first aging circuit is connected in series between the positive terminal of electronic load passage and negative pole end, and every 1 first is aging Circuit includes anti-reverse diode and voltage sampling resistor, and anti-reverse diode is connected in parallel with voltage sampling resistor, prevents The two ends of reversal connection diode have the first power interface for connecting the first power supply, the positive terminal of the anti-reverse diode and negative The extreme negative pole end and positive terminal for being connected to the first power supply by the first power interface correspondence respectively, multiple first aging circuits Anti-reverse Diode series connection；The plurality of second aging circuit is connected in parallel between the positive terminal of electronic load passage and negative pole end, and every 1 second is aging Circuit includes current sampling resistor and the second source interface for connecting second source.
- It is 2. a kind of as claimed in claim 1 to support multiple products aging equipment connected in parallel, it is characterised in that：It is described every One first aging circuit includes two resistance, and two resistant series are formed with voltage sampling point between two resistance.
- It is 3. a kind of as claimed in claim 1 to support multiple products aging equipment connected in parallel, it is characterised in that：It is described every Current sampling point is provided between the current sampling resistor of one second aging circuit and corresponding second source interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621313896.XU CN206248744U (en) | 2016-12-02 | 2016-12-02 | It is a kind of to support multiple products aging equipment connected in parallel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621313896.XU CN206248744U (en) | 2016-12-02 | 2016-12-02 | It is a kind of to support multiple products aging equipment connected in parallel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206248744U true CN206248744U (en) | 2017-06-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621313896.XU Active CN206248744U (en) | 2016-12-02 | 2016-12-02 | It is a kind of to support multiple products aging equipment connected in parallel |
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| CN (1) | CN206248744U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109217360A (en) * | 2018-08-20 | 2019-01-15 | 深圳市国电赛思科技有限公司 | A kind of feedback type aged load system and its control method |
| CN110161427A (en) * | 2018-02-13 | 2019-08-23 | 固纬电子实业股份有限公司 | Can series/parallel test TYPE-C power supply test macro and method |
-
2016
- 2016-12-02 CN CN201621313896.XU patent/CN206248744U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110161427A (en) * | 2018-02-13 | 2019-08-23 | 固纬电子实业股份有限公司 | Can series/parallel test TYPE-C power supply test macro and method |
| CN109217360A (en) * | 2018-08-20 | 2019-01-15 | 深圳市国电赛思科技有限公司 | A kind of feedback type aged load system and its control method |
| CN109217360B (en) * | 2018-08-20 | 2022-04-29 | 深圳市国电赛思电源技术有限责任公司 | Feedback type aging load system and control method thereof |
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