CN206920576U - Network equipment LED produces detecting system - Google Patents
Network equipment LED produces detecting system Download PDFInfo
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- CN206920576U CN206920576U CN201720078072.7U CN201720078072U CN206920576U CN 206920576 U CN206920576 U CN 206920576U CN 201720078072 U CN201720078072 U CN 201720078072U CN 206920576 U CN206920576 U CN 206920576U
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Abstract
The utility model discloses a kind of network equipment LED production detecting system, including：Photo resistance circuit, the photo resistance circuit is for collection LED lamplight analog signal；ADC prime process circuits, the ADC primes process circuit electrically connect with photo resistance circuit, for carrying out preposition processing to the LED lamplight analog signal of collection；Data processing chip, the data processing chip electrically connect with ADC prime process circuits, for collection is converted into LED lamplight data signal by LED lamplight analog signal；Interface conversion circuit, PC end of the interface conversion circuit respectively with data processing chip and outside electrically connect, and for LED lamplight data signal is sent into PC ends, realize collection of the PC ends to LED optical signal.The utility model can save human resources, improve the accuracy and reliability of the indicator lamp identification of the production network equipment.
Description
Technical field
It the utility model is related to the network equipment, more particularly to a kind of network equipment LED production detecting system.
Background technology
At present, in the production network equipment（Such as：Router, interchanger etc.）When, mainly still use traditional artificial naked eyes
Judgment mode, to indicate lamp on/off as according to the quality for judging LED.Major defect existing for this method is as follows：Production effect
Rate is low.Because the LEDs such as networking products are more, by judging that instruction lamp on/off is relatively more tired within the of short duration power-on self-test time
Difficulty, do not pay attention to slightly, it may be necessary to from new test, cause repetition measurement.It is error-prone.Product line worker's is worked long hours, and high-frequency is used
Eye, naked eyes are easily tired, big to eye injury, and are easily caused erroneous judgement.Production cost is high.Due to low production efficiency, and employ work
The cost of people improves constantly, and production cost also improves constantly.
In view of this, it is necessary to which the system of the above-mentioned production network equipment is further improved.
Utility model content
To solve an at least above-mentioned technical problem, main purpose of the present utility model is to provide a kind of network equipment LED
Produce detecting system.
To achieve the above object, the utility model proposes network equipment LED produce detecting system, including：
Photo resistance circuit, the photo resistance circuit is for collection LED lamplight analog signal；
ADC prime process circuits, the ADC primes process circuit electrically connects with photo resistance circuit, for the LED to collection
Light analog signal carries out preposition processing；
Data processing chip, the data processing chip electrically connect with ADC prime process circuits, for by collection by LED
Light analog signal is converted into LED lamplight data signal；
Interface conversion circuit, PC end of the interface conversion circuit respectively with data processing chip and outside electrically connect, supplied
LED lamplight data signal is sent to PC ends, realizes collection of the PC ends to LED optical signal.
Wherein, the data processing chip includes ADC sample circuits and the data-interface electrically connected with ADC sample circuits,
The ADC sample circuits are supplied to carry out ADC samplings to LED optical signal, and LED lamplight analog signal is converted into LED to realize
Light data signal；The data-interface realizes the switching to LED lamplight data signal.
Wherein, the output voltage range of the ADC primes process circuit is 0-2.5V.
Wherein, the photo resistance circuit includes collection terminal, first resistor, second resistance and triode, first electricity
Resistance and second resistance electrically connect with collection terminal respectively, and the second resistance electrically connects with the base stage of triode, the triode
Grounded emitter, colelctor electrode connect output end.
Wherein, the data conversion chip that the interface conversion circuit includes transformer, electrically connected with transformer, and and data
The MCU of conversion chip electrical connection.
Wherein, the model ENC28J60 of the data conversion chip.
The main photo resistance circuit of technical solutions of the utility model, ADC primes process circuit, data processing chip and interface
Change-over circuit, by photo resistance circuit, by the light collection of LED and analog electrical signal quickly can be converted to, then by data
Process chip conversion digital signal, PC terminals are conveyed to finally by interface conversion circuit, software collection is surveyed by the production of PC terminals
Data signal, judge the quality of LED, intuitively output test result.In this programme, the transmission of signal is passed with photosignal
Defeated, speed is fast, efficiency high,, can the problem of judging to cause in the absence of Traditional Man naked eyes so as to be applied in actual production process
It whether there is defective products rapidly and accurately to test plant produced network equipment indicator lamp.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
It is some embodiments of the utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to the structure shown in these accompanying drawings.
Fig. 1 is the block diagram that the utility model network equipment LED produces the embodiment of detecting system one；
Fig. 2 is the circuit structure diagram of Fig. 1 photo resistance circuit；
Fig. 3 is the circuit structure diagram of Fig. 1 interface conversion circuit.
Realization, functional characteristics and the advantage of the utility model purpose will be described further referring to the drawings in conjunction with the embodiments.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only part of the embodiment of the present utility model, rather than all
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making creative work premise
Lower obtained every other embodiment, belong to the scope of the utility model protection.
It is to be appreciated that the directional instruction of institute in the utility model embodiment（Such as up, down, left, right, before and after ...）
It is only used for explaining in a certain particular pose（As shown in drawings）Under relative position relation between each part, motion conditions etc., such as
When the fruit particular pose changes, then directionality instruction also correspondingly changes therewith.
In addition, the description for being related to " first ", " second " etc. in the utility model is only used for describing purpose, without being understood that
To indicate or implying its relative importance or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ",
At least one this feature can be expressed or be implicitly included to the feature of " second ".In addition, the technical side between each embodiment
Case can be combined with each other, but must can be implemented as basis with those of ordinary skill in the art, when the combination of technical scheme
Occur conflicting or will be understood that the combination of this technical scheme is not present when can not realize, also not in the requires of the utility model
Protection domain within.
Fig. 1 is refer to, in the utility model embodiment, network equipment LED production detecting system, including：
Photo resistance circuit 10, the photo resistance circuit 10 is for collection LED lamplight analog signal；
ADC primes process circuit 20, the ADC primes process circuit 20 electrically connects with photo resistance circuit 10, for adopting
The LED lamplight analog signal of collection carries out preposition processing；
Data processing chip 30, the data processing chip 30 electrically connect with ADC primes process circuit 20, for by collection
LED lamplight analog signal is converted into LED lamplight data signal；
Interface conversion circuit 40, PC end of the interface conversion circuit 40 respectively with data processing chip 30 and outside are electrically connected
Connect, for LED lamplight data signal is sent into PC ends, realize collection of the PC ends to LED optical signal.
In the present embodiment, the photo resistance circuit 10 is mainly used in being acquired the light for producing network equipment LED,
Gather LED lamplight analog signal；ADC primes process circuit 20 can carry out preposition place to the LED lamplight analog signal of collection
Reason, makes the signal voltage of output in setting range；LED lamplight analog signal can be converted into LED by data processing chip 30
Light data signal, complete conversion of the analog signal to data signal；Interface conversion circuit 40 can be by LED lamplight data signal
Be converted into the recognizable data type of PC terminals, in this way, the data acquisition of PC terminal-pair LED lamplights can be completed, with realize with
PC terminals judge to replace Traditional Man naked eyes judgement, raising production efficiency.
The main photo resistance circuit 10 of technical solutions of the utility model, ADC primes process circuit 20, data processing chip 30
And interface conversion circuit 40, by photo resistance circuit 10, by the light collection of LED and analog electrical signal quickly can be converted to,
Pass through the conversion digital signal of data processing chip 30 again, PC terminals are conveyed to finally by interface conversion circuit 40, by PC terminals
Production survey software collection data signal, judge the quality of LED, intuitively output test result.In this programme, the transmission of signal
Transmitted with photosignal, speed is fast, efficiency high, so as to be applied in actual production process, sentences in the absence of Traditional Man naked eyes
Disconnected the problem of causing, it can rapidly and accurately test plant produced network equipment indicator lamp and whether there is defective products.
In certain embodiments, the data processing chip 30 is including ADC sample circuits 31 and electric with ADC sample circuits 31
The data-interface 32 of connection, the ADC sample circuits 31 to LED optical signal for carrying out ADC samplings, to realize LED lamplight
Analog signal is converted into LED lamplight data signal；The data-interface 32 realizes the switching to LED lamplight data signal.This reality
Apply in example, LED lamplight analog signal can be converted into by ADC sample circuits 31 by LED lamplight data signal, and pass through number
LED lamplight data signal can be exported according to interface 32.The data-interface 32 can be RJ45 mouths.
In a specific scheme, the output voltage range of the ADC primes process circuit 20 is 0-2.5V.This implementation
Example, ADC sample circuits 31 can be protected by ADC primes process circuit 20, to improve the accuracy of the sampling of ADC sample circuits 31
And reliability.
Fig. 2 is refer to, in certain embodiments, the photo resistance circuit 10 includes collection terminal（J11-1, J11-2）,
One resistance R1, second resistance R2 and triode Q1, the first resistor R1 and second resistance R2 respectively with collection terminal（J11-1,
J11-2）Electrical connection, the second resistance R2 electrically connect with triode Q1 base stage, the grounded emitter of the triode Q1, collection
Electrode connects output end.
In the present embodiment, when collection LED is extinguished（When there is defective products）When, with collection terminal（J11-1, J11-2）Connection
First resistor R1（Photo resistance）Resistance is larger, and now, triode Q1 base voltage is larger, and triode Q1 is on shape
State, the voltage of triode Q1 emitter stage is almost 0, exports low level；When collection LED is lighted（When passing through test）When, with
Collection terminal（J11-1, J11-2）The first resistor R1 of connection（Photo resistance）Resistance is smaller, now, triode Q1 base voltage
It is smaller, almost 0, now, triode Q1 is in cut-off state, the voltage larger 0 of triode Q1 emitter stage, exports high electricity
It is flat.Wherein, R3 plays metering function, and R4 plays partial pressure.
Fig. 3 is refer to, in certain embodiments, the interface conversion circuit 40 includes transformer 41 and the electricity of transformer 41
The data conversion chip 42 of connection, and the MCU43 electrically connected with data conversion chip 42.Specifically, MCU43 passes through SPI interface
Communicated with ENC28J60.TX/RX buffer is used for the data for receiving and sending MAC and MCU43 in ENC28J60.ENC28J60
Middle MAC module is used for PHY data and realizes the MAC logics for meeting IEEE802.3 standards.PHY modules point are in right in ENC28J60
RJ45 analog signals enter row decoding and coding.
Wherein, the model ENC28J60 of the data conversion chip 42.
In the production detection process of reality, this detecting system also includes software section, main to include sending telnet lives
Order controls equipment to be tested luminous and sends the data signal that order acquisition hardware circuit returns（LED status information）Two parts
Composition.When test starts, test terminal sends telnet orders and controls equipment to be tested to light, and is gathered by photo resistance circuit 10
Data, exported by the output digit signals of ADC sample circuits 31, then by data-interface 32, while PC terminals are sent by software
The signal of order acquisition hardware output.Specifically, in test monitoring terminal PC, send telnet orders and control equipment to be tested
LED is lighted, and maintains of short duration test interval, and test starts, and send Request1 ~ n asks 1- respectively simultaneously at PC ends
N LED state, Ack1-n reply the request of 1-n LED state respectively, and 0 indication lamp extinguishes（Test crash, occur bad
Product）, it is that 1 indication lamp is bright（Test passes through）, gathered data finishes, and sends telnet orders and closes LED, and defeated in the printing of PC ends
Go out test result.
Preferred embodiment of the present utility model is the foregoing is only, not thereby limits the scope of the claims of the present utility model,
Every equivalent structure change under inventive concept of the present utility model, made using the utility model specification and accompanying drawing content
Change, or directly/be used in other related technical areas indirectly and be included in scope of patent protection of the present utility model.
Claims (6)
1. a kind of network equipment LED produces detecting system, it is characterised in that the network equipment LED production detecting system includes：
Photo resistance circuit, the photo resistance circuit is for collection LED lamplight analog signal；
ADC prime process circuits, the ADC primes process circuit electrically connects with photo resistance circuit, for the LED lamplight to collection
Analog signal carries out preposition processing；
Data processing chip, the data processing chip electrically connect with ADC prime process circuits, for by collection by LED lamplight
Analog signal is converted into LED lamplight data signal；
Interface conversion circuit, PC end of the interface conversion circuit respectively with data processing chip and outside electrically connects, for by LED
Light data signal is sent to PC ends, realizes collection of the PC ends to LED optical signal.
2. network equipment LED as claimed in claim 1 produces detecting system, it is characterised in that the data processing chip bag
ADC sample circuits and the data-interface electrically connected with ADC sample circuits are included, the ADC sample circuits to LED optical signal for entering
Row ADC is sampled, and LED lamplight analog signal is converted into LED lamplight data signal to realize；The data-interface is realized to LED
The switching of light data signal.
3. network equipment LED as claimed in claim 2 produces detecting system, it is characterised in that the ADC primes process circuit
Output voltage range be 0-2.5V.
4. network equipment LED as claimed in claim 1 produces detecting system, it is characterised in that the photo resistance circuit bag
Collection terminal, first resistor, second resistance and triode are included, the first resistor and second resistance electrically connect with collection terminal respectively,
The second resistance electrically connects with the base stage of triode, and the grounded emitter of the triode, colelctor electrode connects output end.
5. network equipment LED as claimed in claim 1 produces detecting system, it is characterised in that the interface conversion circuit bag
The data conversion chip for include transformer, electrically connecting with transformer, and the MCU electrically connected with data conversion chip.
6. network equipment LED as claimed in claim 5 produces detecting system, it is characterised in that the data conversion chip
Model ENC28J60.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720078072.7U CN206920576U (en) | 2017-01-22 | 2017-01-22 | Network equipment LED produces detecting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720078072.7U CN206920576U (en) | 2017-01-22 | 2017-01-22 | Network equipment LED produces detecting system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206920576U true CN206920576U (en) | 2018-01-23 |
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ID=61309680
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720078072.7U Active CN206920576U (en) | 2017-01-22 | 2017-01-22 | Network equipment LED produces detecting system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109884554A (en) * | 2019-04-01 | 2019-06-14 | 上海移为通信技术股份有限公司 | A kind of LED light automatic recognition system and method applied to production line |
| CN110471005A (en) * | 2019-08-06 | 2019-11-19 | 重庆朗奕迪实业有限公司 | A kind of network equipment LED automatic checkout system |
| CN111982470A (en) * | 2020-08-13 | 2020-11-24 | 宁波赛宝信息产业技术研究院有限公司 | Detection apparatus for thing networking terminal product |
-
2017
- 2017-01-22 CN CN201720078072.7U patent/CN206920576U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109884554A (en) * | 2019-04-01 | 2019-06-14 | 上海移为通信技术股份有限公司 | A kind of LED light automatic recognition system and method applied to production line |
| CN110471005A (en) * | 2019-08-06 | 2019-11-19 | 重庆朗奕迪实业有限公司 | A kind of network equipment LED automatic checkout system |
| CN111982470A (en) * | 2020-08-13 | 2020-11-24 | 宁波赛宝信息产业技术研究院有限公司 | Detection apparatus for thing networking terminal product |
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