CN105352600A - Pulse laser seed source light detection tool - Google Patents
Pulse laser seed source light detection tool Download PDFInfo
- Publication number
- CN105352600A CN105352600A CN201510861374.7A CN201510861374A CN105352600A CN 105352600 A CN105352600 A CN 105352600A CN 201510861374 A CN201510861374 A CN 201510861374A CN 105352600 A CN105352600 A CN 105352600A
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- Prior art keywords
- voltage
- seed source
- signal amplification
- chip
- source light
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- 238000001514 detection method Methods 0.000 title claims abstract description 19
- 230000003321 amplification Effects 0.000 claims abstract description 32
- 238000003199 nucleic acid amplification method Methods 0.000 claims abstract description 32
- 238000012360 testing method Methods 0.000 claims abstract description 31
- 238000012544 monitoring process Methods 0.000 claims abstract description 16
- 241000270722 Crocodylidae Species 0.000 claims description 4
- LNNWVNGFPYWNQE-GMIGKAJZSA-N desomorphine Chemical compound C1C2=CC=C(O)C3=C2[C@]24CCN(C)[C@H]1[C@@H]2CCC[C@@H]4O3 LNNWVNGFPYWNQE-GMIGKAJZSA-N 0.000 claims description 4
- 230000003287 optical effect Effects 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000002360 explosive Substances 0.000 description 2
- 239000013307 optical fiber Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J1/00—Photometry, e.g. photographic exposure meter
- G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors
- G01J1/44—Electric circuits
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J1/00—Photometry, e.g. photographic exposure meter
- G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors
- G01J1/44—Electric circuits
- G01J2001/4406—Plural ranges in circuit, e.g. switchable ranges; Adjusting sensitivity selecting gain values
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
- Semiconductor Lasers (AREA)
Abstract
The invention is applicable to the electronic tool field and provides a pulse laser seed source light detection tool. The pulse laser seed source light detection tool comprises a test lead, a power supply wire and a circuit board; the circuit board is successively connected to an AC/DC conversion module, a DC voltage reduction circuit and a signal amplification circuit; the AC/DC conversion module is connected to external city power through the power supply wire to convert 220V AC y to 24V DC ; the DC voltage reduction circuit reduces the 24V DC voltage to 12V -5V DC voltage to provide working voltage to the signal amplification circuit; one end of the test lead is connected to a pulse laser seed source light monitoring point and the other end is connected to the input end of the signal amplification circuit; and the signal amplification circuit amplifies the electric signal converted by the monitoring point light signal. The pulse laser device seed source light monitoring point is connected through a test lead, the monitoring point can be chosen and moved according to the needs, and amplification can be performed on the electric signal converted from the monitoring point light signal. The invention can determine whether the light in seed source is transmitted into the amplifier, and is stable in test and high in uniformity.
Description
Technical field
The invention belongs to Electronic Working Implement field, particularly relate to a kind of pulsed laser seed source light and detect frock.
Background technology
The light that pulsed laser finally exports is got after amplifier Yb dosed optical fiber amplifies by the light of seed source.If do not have the light of seed source to be input in amplifier within a period of time, be easy to damage amplifier Yb dosed optical fiber.Therefore, need the defencive function of an increase seed source light detection: when the light of seed source not detected within a certain period of time, the operating voltage of seed source and amplifier pumping will be disconnected.And the prerequisite that defencive function is implemented to set the control point of seed source monitoring in laser instrument inside in advance; production technology before uses multimeter to measure the magnitude of voltage of the electric signal of photodiode converts to judge the position of control point, and stability, the consistance of this method of testing are poor.
Summary of the invention
The object of the embodiment of the present invention is to provide a kind of pulsed laser seed source light to detect frock, at least can overcome the segmental defect of prior art.
A kind of pulsed laser seed source light that the embodiment of the present invention relates to detects frock, and comprising: test lead, power lead and circuit board, described circuit board comprises the AC/DC modular converter, direct-current voltage reducing circuit and the signal amplification circuit that connect successively;
Described AC/DC modular converter is electrically connected with outside city by described power lead, converts 220V alternating current to 24V direct current;
Described direct-current voltage reducing circuit by the step-down of 24V direct current for 12V and-5V DC voltage for described signal amplification circuit provides operating voltage;
Described test lead one end connects pulsed laser seed source light detection point, and the other end is connected with described signal amplification circuit input end;
Described signal amplification circuit amplifies the electric signal that described monitoring point light signal converts to.
A kind of pulsed laser seed source light related to as embodiment one detects frock, and described direct-current voltage reducing circuit comprises the first step-down chip, the second step-down chip, the 3rd step-down chip and the negative voltage chip that connect successively;
Described first step-down chip input end connects the 24V DC voltage of described AC/DC modular converter, and output terminal exports 15V DC voltage;
The step-down of 15V DC voltage is 12V direct voltage output by described second step-down chip, powers to the signal amplification chip of described signal amplification circuit;
The step-down of 12V DC voltage is 5V direct voltage output by described 3rd step-down chip;
Described negative voltage chip converts 5V DC voltage to-5V direct voltage output, as the negative pressure reference of the described signal amplification chip of described signal amplification circuit.
One end of described power lead and described test lead is connected with the power input port of described circuit board and optical signal input mouth respectively, and the other end of described test lead is crocodile clip.
Described detection frock also comprises digital display screen;
The signal output port of described circuit board is connected with described digital display screen, and described digital display screen intuitively shows test value in real time, moves described control point when reading the displayed value of described digital display screen.
Described detection frock also comprises: base, cover plate and power switch;
Described base is the hollow cuboid that upper bottom surface has opening, and described circuit board is arranged on the inside of described base;
Described cover plate is the tabular corresponding with described openings of sizes;
Described power switch and described digital display screen are arranged on described cover plate.
The side of described base is provided with two through holes, described power lead is connected with outside mains supply and pulsed laser seed source light detection point respectively by described through hole with described test lead;
Described power switch is connected on described power lead, controls access and the disconnection of power supply.
The beneficial effect that a kind of pulsed laser seed source light that the embodiment of the present invention provides detects frock comprises:
A kind of pulsed laser seed source light provided by the invention detects frock, pulsed laser seed source light detection point is connected by test lead, can move as required and select monitoring point, the electric signal that monitoring point light signal converts to is amplified, judge whether seed source has light to be input in amplifier, there is stable testing, effect that consistance is high.
The test lead of circuit board is connected with monitoring point by crocodile clip, the photodiode of monitoring point can be connected fast, the signal output port of circuit board is connected with digital display screen, digital display screen intuitively shows test value in real time, by reading this digital display screen displayed value, mobile monitor point, can judge the rationality chosen of seed source control point intuitively simultaneously.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the embodiment of the present invention, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the schematic diagram that a kind of pulsed laser seed source light provided by the invention detects the circuit board of frock;
Fig. 2 is the circuit diagram that a kind of pulsed laser seed source light provided by the invention detects the circuit board of frock;
Fig. 3 is the explosive view that pulsed laser seed source light provided by the invention detects the embodiment of frock;
Fig. 4 is the external structure schematic diagram that pulsed laser seed source light provided by the invention detects the embodiment of frock.
Embodiment
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
In order to technical solutions according to the invention are described, be described below by specific embodiment.
A kind of pulsed laser seed source light that the embodiment of the present invention provides detects frock, this detection frock comprises test lead, power lead and circuit board, be illustrated in figure 1 the schematic diagram that a kind of pulsed laser seed source light provided by the invention detects the circuit board of frock, as shown in Figure 1, this circuit board comprises the AC/DC modular converter, direct-current voltage reducing circuit and the signal amplification circuit that connect successively.
AC/DC modular converter is electrically connected with outside city by power lead, converts 220V alternating current to 24V direct current.
Direct-current voltage reducing circuit by the step-down of 24V direct current for 12V and-5V for signal amplification circuit provides operating voltage.
Test lead one end connects pulsed laser seed source light detection point, and the other end is connected with signal amplification circuit input end.
Magnitude of voltage after ranging pulse laser instrument seed source light detection point is amplified by signal amplification circuit.
A kind of pulsed laser seed source light provided by the invention detects frock, pulsed laser seed source light detection point is connected by test lead, can move as required and select monitoring point, the electric signal that monitoring point light signal converts to is amplified, judge whether seed source has light to be input in amplifier, there is stable testing, effect that consistance is high.
Further, be illustrated in figure 2 the circuit diagram that a kind of pulsed laser seed source light provided by the invention detects the circuit board of frock, as shown in Figure 2, U1 is the AC/DC conversion chip of AC/DC modular converter, input end is exchanged with outside civil power 240V by port J1 and is a little connected, and output terminal exports 24V DC voltage.
Direct-current voltage reducing circuit comprise connect successively the first step-down chip U3, the second step-down chip U4, the 3rd step-down chip U2 and negative voltage chip U5.
First step-down chip U3 input end connects the 24V DC voltage of AC/DC modular converter, and output terminal exports 15V DC voltage.
The step-down of 15V DC voltage is 12V direct voltage output by the second step-down chip U4, powers to the signal amplification chip U6 of signal amplification circuit.
The step-down of 12V DC voltage is 5V direct voltage output by the 3rd step-down chip U2.
Negative voltage chip U5 converts 5V DC voltage to-5V direct voltage output, as the negative pressure reference of the signal amplification chip U6 of signal amplification circuit, effectively can suppress zero point drift.
Signal amplification circuit comprises signal amplification chip U6, and the light signal of monitoring point to become after electric signal after by test lead through photodiode converts and accesses through port J2, by signal amplification circuit, then is transferred out by port P2.
Embodiment one
Be explosive view and the external structure schematic diagram that pulsed laser seed source light provided by the invention detects the embodiment of frock as shown in Figure 3 and Figure 4, as shown in Figure 3, pulsed laser seed source light provided by the invention detects in the embodiment of frock: base 1, cover plate 2, power lead 3, power switch 4, circuit board 5, digital display screen 6 and test lead 7.
Base 1 has the hollow cuboid of opening for upper bottom surface, and circuit board 5 is arranged on the inside of base 1.Cover plate 2 is the tabular corresponding with openings of sizes, and power switch 4 and digital display screen 6 are arranged on cover plate 2.The side of base 1 is provided with two through holes, power lead 3 is connected with outside mains supply and pulsed laser seed source light detection point respectively by this through hole with test lead 7.
One end of power lead 3 and test lead 7 is connected with the power input port of circuit board 5 and optical signal input mouth respectively, the other end of test lead 7 is crocodile clip, can connect the photodiode of monitoring point fast, power switch 4 is connected on power lead 3, controls access and the disconnection of power supply.
The signal output port of circuit board 5 is connected with digital display screen 6, and digital display screen 6 intuitively shows test value in real time, and by reading the displayed value of this digital display screen 6, mobile monitor point, can judge the rationality chosen of seed source control point intuitively simultaneously.
In the embodiment that Fig. 3 provides, cover plate 2 is rectangle, and cover plate 2 is connected and fixed by sunk screw a1 and base 1, and circuit board 5 is fixed in base 1 by three-piece pan head screw a2.
Power lead 3 is fixedly connected with circuit board 5 by welding with test lead 7, and is mounted with base 1.
Power switch 4 is fixed on cover plate 2 by self plastic shrapnel.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (6)
1. pulsed laser seed source light detects a frock, and it is characterized in that, described detection frock comprises: test lead, power lead and circuit board, and described circuit board comprises the AC/DC modular converter, direct-current voltage reducing circuit and the signal amplification circuit that connect successively;
Described AC/DC modular converter is electrically connected with outside city by described power lead, converts 220V alternating current to 24V direct current;
Described direct-current voltage reducing circuit by the step-down of 24V direct current for 12V and-5V DC voltage for described signal amplification circuit provides operating voltage;
Described test lead one end connects pulsed laser seed source light detection point, and the other end is connected with described signal amplification circuit input end;
Described signal amplification circuit amplifies the electric signal that described monitoring point light signal converts to.
2. detect frock as claimed in claim 1, it is characterized in that, described direct-current voltage reducing circuit comprises the first step-down chip, the second step-down chip, the 3rd step-down chip and the negative voltage chip that connect successively;
Described first step-down chip input end connects the 24V DC voltage of described AC/DC modular converter, and output terminal exports 15V DC voltage;
The step-down of 15V DC voltage is 12V direct voltage output by described second step-down chip, powers to the signal amplification chip of described signal amplification circuit;
The step-down of 12V DC voltage is 5V direct voltage output by described 3rd step-down chip;
Described negative voltage chip converts 5V DC voltage to-5V direct voltage output, as the negative pressure reference of the described signal amplification chip of described signal amplification circuit.
3. detect frock as claimed in claim 1, it is characterized in that, one end of described power lead and described test lead is connected with the power input port of described circuit board and optical signal input mouth respectively, and the other end of described test lead is crocodile clip.
4. detect frock as claimed in claim 1, it is characterized in that, described detection frock also comprises digital display screen;
The signal output port of described circuit board is connected with described digital display screen, and described digital display screen intuitively shows test value in real time, moves described control point when reading the displayed value of described digital display screen.
5. detect frock as claimed in claim 4, it is characterized in that, described detection frock also comprises: base, cover plate and power switch;
Described base is the hollow cuboid that upper bottom surface has opening, and described circuit board is arranged on the inside of described base;
Described cover plate is the tabular corresponding with described openings of sizes;
Described power switch and described digital display screen are arranged on described cover plate.
6. detect frock as claimed in claim 5, it is characterized in that, the side of described base is provided with two through holes, described power lead is connected with outside mains supply and pulsed laser seed source light detection point respectively by described through hole with described test lead;
Described power switch is connected on described power lead, controls access and the disconnection of power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510861374.7A CN105352600B (en) | 2015-11-30 | 2015-11-30 | A kind of pulse laser seed source light detection tooling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510861374.7A CN105352600B (en) | 2015-11-30 | 2015-11-30 | A kind of pulse laser seed source light detection tooling |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105352600A true CN105352600A (en) | 2016-02-24 |
| CN105352600B CN105352600B (en) | 2018-06-26 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510861374.7A Active CN105352600B (en) | 2015-11-30 | 2015-11-30 | A kind of pulse laser seed source light detection tooling |
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| CN (1) | CN105352600B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106198090A (en) * | 2016-08-31 | 2016-12-07 | 武汉锐科光纤激光技术股份有限公司 | A kind of pulse laser complete machine strike-machine frock |
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| KR20090122831A (en) * | 2008-05-26 | 2009-12-01 | 아이블테크놀로지 주식회사 | Bulb control system |
| CN102448236A (en) * | 2010-10-14 | 2012-05-09 | 翁琳松 | Dimming and light emitting system of fluorescent lamp and sensing device of dimming and light emitting system |
| CN102519588A (en) * | 2011-12-20 | 2012-06-27 | 江苏飞格光电有限公司 | 700-2800 nm picowatt level light energy detector circuit |
| CN103916023A (en) * | 2012-12-19 | 2014-07-09 | 擎宏电子企业有限公司 | Power circuit of alternating-current power supply unit |
| CN205300759U (en) * | 2015-11-30 | 2016-06-08 | 武汉锐科光纤激光技术股份有限公司 | Pulse laser kind component optical detection frock |
-
2015
- 2015-11-30 CN CN201510861374.7A patent/CN105352600B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20090122831A (en) * | 2008-05-26 | 2009-12-01 | 아이블테크놀로지 주식회사 | Bulb control system |
| CN102448236A (en) * | 2010-10-14 | 2012-05-09 | 翁琳松 | Dimming and light emitting system of fluorescent lamp and sensing device of dimming and light emitting system |
| CN102519588A (en) * | 2011-12-20 | 2012-06-27 | 江苏飞格光电有限公司 | 700-2800 nm picowatt level light energy detector circuit |
| CN103916023A (en) * | 2012-12-19 | 2014-07-09 | 擎宏电子企业有限公司 | Power circuit of alternating-current power supply unit |
| CN205300759U (en) * | 2015-11-30 | 2016-06-08 | 武汉锐科光纤激光技术股份有限公司 | Pulse laser kind component optical detection frock |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106198090A (en) * | 2016-08-31 | 2016-12-07 | 武汉锐科光纤激光技术股份有限公司 | A kind of pulse laser complete machine strike-machine frock |
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| Publication number | Publication date |
|---|---|
| CN105352600B (en) | 2018-06-26 |
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Effective date of registration: 20191122 Address after: 214000 no.578-1, Yanxin Road, Huishan Economic Development Zone, Wuxi City, Jiangsu Province Patentee after: Wuxi Ruike Fiber Laser Technology Co., Ltd. Address before: 430074 No. 999, hi tech Avenue, East Lake Development Zone, Hubei, Wuhan Patentee before: WUHAN RAYCUS FIBER LASER TECHNOLOGIES CO., LTD. |
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