CN201875447U - Standard light source for chemical illumination immunity analysis instrument - Google Patents
Standard light source for chemical illumination immunity analysis instrument Download PDFInfo
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- CN201875447U CN201875447U CN2010202239372U CN201020223937U CN201875447U CN 201875447 U CN201875447 U CN 201875447U CN 2010202239372 U CN2010202239372 U CN 2010202239372U CN 201020223937 U CN201020223937 U CN 201020223937U CN 201875447 U CN201875447 U CN 201875447U
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Abstract
The utility model discloses a standard light source for a chemical illumination immunity analysis instrument; the standard light source comprises a shell, light-emitting diodes, a silicon photoelectric diode, a light shading cylinder, a light weakening sheet, a circuit board, and a power supply module, wherein the light-emitting diodes are used as the light source; the silicon photoelectric diode is used for receiving light emitted by the light-emitting diode and converting the light into electrical signal; the light shading cylinder is used for preventing the mutual transmission of light rays among all light-emitting diodes; the light weakening sheet is used for weakening the light emitted by the standard light source; the circuit board is used for power supply to the standard light source, the photoelectric detection, the adjustment of light intensity and the like; and the power supply module is used for supplying power to the standard light source. The light shading cylinder and the light weakening sheet are adhered in the shell; and the light-emitting diode and the silicon photoelectric diode are fixed on the circuit board.
Description
Technical field
The application relates to a kind of standard sources that is used to calibrate chemical illumination immunity analysis instrument, relate in particular to a kind of standard sources that is used to calibrate 96 orifice-plate type chemical illumination immunity analysis instruments, it can be used for complete machine linear gauging, repeatability calibration, the calibration of interstation difference and stability calibration in 8 hours.
Background technology
Along with professional client to the improving constantly of chemical illumination immunity analysis instrument performance requirement, chemical illumination immunity analysis instrument be calibrated to break-through point for product complete machine performance verification and raising.
Traditional calibration program has two kinds, and a kind of is the indexs such as linearity, repeatability and interstation difference of coming the calibration analyte instrument with the reagent of known analytical concentration, and the luminous intensity stability of chemical reagent is lower; Another kind is to adopt the scintillation crystal that contains C14 as standard sources it to be calibrated, but the cost of manufacture of this light source is very high, and contains radioactivity.Therefore research and develop the active demand that a kind of standard sources radiationless and that luminous intensity is stable becomes the checking of chemical illumination immunity analysis instrument complete machine performance indications.
Succeeding in developing of standard sources can improve a new level with the performance of chemical illumination immunity analysis instrument, because the long service life of standard sources and have advantages such as portable, easy for installation also can make the calibration of chemical illumination immunity analysis instrument more oversimplify.
The utility model content
The purpose of this utility model provides a kind of new standard light source that is used for 96 orifice-plate type chemical illumination immunity analysis instruments, and it can replace luminescence reagent that 96 orifice-plate type chemical illumination immunity analysis instruments are calibrated.
The utility model provides a kind of standard sources that is used to calibrate chemiluminescent analyzer, and it comprises: light emitting diode is used as light source; Cone is trapped among the periphery of described light emitting diode, is used to stop the light between each light emitting diode to propagate mutually; Light damping plate is used to weaken the light that described standard sources is sent, the luminous intensity and the diversity of simulation reagent; Supply module is used for to described standard sources power supply; Circuit board is used for the described standard sources power supply of subtend, Photoelectric Detection and light intensity and regulates.
The standard sources that the utility model is stated further comprises shell, and described cone and light damping plate stick to housings.
The standard sources that the utility model is stated, the size of described shell is consistent with 96 hole ELISA Plates, and the lightening hole position has 5-8, simulates the position in some holes in the 96 hole ELISA Plates.
Standard sources of the present utility model, wherein said light emitting diode adopts the yellow green light emitting diode, and its emission wavelength and reagent are close.
Standard sources of the present utility model further comprises silicon photoelectric diode, and described silicon photoelectric diode is used to receive the light that light emitting diode sends, and is converted into the signal of telecommunication.
Standard sources of the present utility model, the emission wavelength of described silicon photoelectric diode and light emitting diode is complementary.
Standard sources of the present utility model, further comprise difference channel, described circuit board is a closed feedback loop, compares the actual light intensity value and the desirable light intensity value of silicon photoelectric diode feedback by described difference channel, and adjusts the luminous intensity of light emitting diode in real time.
Standard sources of the present utility model further comprises Voltage stabilizing module, and this Voltage stabilizing module provides 2.5V burning voltage for the circuit of whole standard sources, guarantees the voltage stability of circuit working.
Standard sources of the present utility model, wherein said supply module adopts the lithium battery of high energy storage, small size, and the assurance entire circuit can be worked more than 8 hours.
Size of the present utility model can be consistent with 96 hole ELISA Plates, can simulate chemical reagent and send more weak diverging light.It is long-time stable that the light that the utility model sent can keep.
The luminous intensity of standard sources of the present utility model can guarantee that the rate of change in 8 hours is not more than 3%, and is luminous more stable.
Key technology of the present utility model comprises the following aspects:
One, cone is installed, has been stoped the propagation of light between each light emitting diode effectively.
Two, light damping plate is installed, has been weakened the light intensity that light emitting diode sends, simultaneously light is dispersed to a certain extent, the luminous intensity and the diversity of simulation reagent.
Three, make light emitting diode and silicon photoelectric diode type selecting coupling, make the luminous intensity of light emitting diode regulate sensitive more.
Four, the utility model makes whole system constitute closed loop by silicon photoelectric diode, and backfeed loop can be regulated the luminous intensity of light emitting diode in real time, makes it stable for a long time on the luminous intensity values of hope.
Five, adopt the lithium battery power supply of small size, high energy storage, reduced weight of the present utility model, saved taking up room of components and parts in the circuit module simultaneously.
Description of drawings
Fig. 1 is a surface structure schematic diagram of the present utility model.
Fig. 2 is an electrical block diagram of the present utility model.
Wherein, 1 refers to shell, and 2 refer to light damping plate, and 3 refer to the Photoelectric Detection module, and 4 refer to the differential amplifier circuit module, and 5 refer to LED driving module, and 6 refer to Voltage stabilizing module.
The specific embodiment
For technological means of the present utility model, inventive features and purpose effect be should be readily appreciated that more, further set forth the utility model below in conjunction with accompanying drawing.
This standard sources comprises shell 1, cone, light damping plate, light emitting diode, silicon photoelectric diode, circuit board and supply module; Wherein cone and light damping plate stick to shell 1 the inside, and light emitting diode and silicon photoelectric diode are fixed on the circuit board; The size of the shell 1 of standard sources is consistent with 96 hole ELISA Plates, and the lightening hole position has 5, simulates the position in some holes in the 96 hole ELISA Plates; Described cone is trapped among the periphery of light emitting diode, is used to stop the propagation of light between each light emitting diode; Described light damping plate is used to weaken the light intensity that light emitting diode sends, the luminous intensity and the diversity of simulation reagent; Described circuit board is used for the described standard sources power supply of subtend, Photoelectric Detection and light intensity etc. to be regulated; Supply module is used for to described standard sources power supply.
Referring to accompanying drawing 2, the entire circuit structure comprises Photoelectric Detection module 3, Voltage stabilizing module 6, differential amplifier circuit module 4 and LED driving module 5, as shown in frame of broken lines among the figure.
Photoelectric Detection module 3 is to detect the luminous intensity of light emitting diode by silicon photoelectric diode, and the current signal of output changes voltage signal into behind the I-V change-over circuit.
Triode in the LED driving module 5 provides direct drive current for light emitting diode.
Differential amplifier circuit in the differential amplifier circuit module compares actual luminous intensity that records and theoretical value, and the amplification of the difference voltage signal after will comparing, and is used to regulate the direct drive current that offers light emitting diode, and then changes its luminous intensity.
Basic principle of the present utility model and principal character have more than been described.Those skilled in the art should understand, the utility model is not restricted to the described embodiments, what describe in the foregoing description and the specification is principle of the present utility model, under the prerequisite that does not break away from the utility model thought, can make various modification according to the utility model.These modification are all included in claimed the utility model scope.
Claims (9)
1. standard sources that is used to calibrate chemiluminescent analyzer, it comprises: light emitting diode is used as light source; Cone is trapped among the periphery of described light emitting diode, is used to stop the light between each light emitting diode to propagate mutually; Light damping plate is used to weaken the light that described standard sources is sent, the luminous intensity and the diversity of simulation reagent; Supply module is used for to described standard sources power supply; Circuit board is used for the described standard sources power supply of subtend, Photoelectric Detection and light intensity and regulates.
2. standard sources according to claim 1 further comprises shell, and described cone and light damping plate stick to housings.
3. standard sources according to claim 2, the size of described shell is consistent with 96 hole ELISA Plates, and the lightening hole position has 5-8, simulates the position in some holes in the 96 hole ELISA Plates.
4. according to each described standard sources among the claim 1-3, wherein said light emitting diode adopts the yellow green light emitting diode, and its emission wavelength and reagent are close.
5. according to each described standard sources among the claim 1-3, further comprise silicon photoelectric diode, described silicon photoelectric diode is used to receive the light that light emitting diode sends, and is converted into the signal of telecommunication.
6. standard sources according to claim 5, the emission wavelength of described silicon photoelectric diode and light emitting diode is complementary.
7. standard sources according to claim 5, further comprise difference channel, described circuit board is a closed feedback loop, compares the actual light intensity value and the desirable light intensity value of silicon photoelectric diode feedback by described difference channel, and adjusts the luminous intensity of light emitting diode in real time.
8. according to claim 1-3, each described standard sources in 6,7 further comprises Voltage stabilizing module, and this Voltage stabilizing module provides 2.5V burning voltage for the circuit of whole standard sources, guarantees the voltage stability of circuit working.
9. according to claim 1-3, each described standard sources in 6,7, wherein said supply module adopts the lithium battery of high energy storage, small size, guarantees that entire circuit can work more than 8 hours.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202239372U CN201875447U (en) | 2010-06-12 | 2010-06-12 | Standard light source for chemical illumination immunity analysis instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202239372U CN201875447U (en) | 2010-06-12 | 2010-06-12 | Standard light source for chemical illumination immunity analysis instrument |
Publications (1)
| Publication Number | Publication Date |
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| CN201875447U true CN201875447U (en) | 2011-06-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010202239372U Expired - Fee Related CN201875447U (en) | 2010-06-12 | 2010-06-12 | Standard light source for chemical illumination immunity analysis instrument |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103234960A (en) * | 2013-03-25 | 2013-08-07 | 中国计量科学研究院 | Measurement standard plate for microplate type chemiluminescece analyzer, and use method thereof |
| CN103424365A (en) * | 2012-05-25 | 2013-12-04 | 博奥生物有限公司 | Microcarrier biochip and its application |
| CN105246190A (en) * | 2015-09-02 | 2016-01-13 | 深圳市新产业生物医学工程股份有限公司 | Standard light source and chemiluminescence immunity analyzer using standard light source |
| CN105911267A (en) * | 2016-05-26 | 2016-08-31 | 镇江索乐电子科技有限公司 | Urine analyzer light control device |
| CN107343342A (en) * | 2017-08-18 | 2017-11-10 | 安图实验仪器(郑州)有限公司 | Standard sources |
| CN110823877A (en) * | 2019-11-25 | 2020-02-21 | 珠海丽珠试剂股份有限公司 | Stable light source |
| CN113092747A (en) * | 2021-04-14 | 2021-07-09 | 成都爱兴生物科技有限公司 | Light source component for detection of luminescence immunoassay analyzer |
| CN114076755A (en) * | 2020-08-21 | 2022-02-22 | 湖南省医疗器械检验检测所 | Controllable reference light source for chemiluminescence immunity analyzer |
-
2010
- 2010-06-12 CN CN2010202239372U patent/CN201875447U/en not_active Expired - Fee Related
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103424365A (en) * | 2012-05-25 | 2013-12-04 | 博奥生物有限公司 | Microcarrier biochip and its application |
| CN103424365B (en) * | 2012-05-25 | 2016-02-24 | 博奥生物集团有限公司 | A kind of microcarrier biochip and application thereof |
| CN103234960B (en) * | 2013-03-25 | 2015-06-03 | 中国计量科学研究院 | Measurement standard plate for microplate type chemiluminescece analyzer, and use method thereof |
| CN103234960A (en) * | 2013-03-25 | 2013-08-07 | 中国计量科学研究院 | Measurement standard plate for microplate type chemiluminescece analyzer, and use method thereof |
| CN105246190B (en) * | 2015-09-02 | 2018-03-27 | 深圳市新产业生物医学工程股份有限公司 | Standard sources and the chemical illumination immunity analysis instrument using the standard sources |
| CN105246190A (en) * | 2015-09-02 | 2016-01-13 | 深圳市新产业生物医学工程股份有限公司 | Standard light source and chemiluminescence immunity analyzer using standard light source |
| CN105911267A (en) * | 2016-05-26 | 2016-08-31 | 镇江索乐电子科技有限公司 | Urine analyzer light control device |
| CN107343342A (en) * | 2017-08-18 | 2017-11-10 | 安图实验仪器(郑州)有限公司 | Standard sources |
| CN110823877A (en) * | 2019-11-25 | 2020-02-21 | 珠海丽珠试剂股份有限公司 | Stable light source |
| CN114076755A (en) * | 2020-08-21 | 2022-02-22 | 湖南省医疗器械检验检测所 | Controllable reference light source for chemiluminescence immunity analyzer |
| CN114076755B (en) * | 2020-08-21 | 2024-03-12 | 湖南省医疗器械检验检测所 | Adjustable reference light source for chemiluminescent immunoassay analyzer |
| CN113092747A (en) * | 2021-04-14 | 2021-07-09 | 成都爱兴生物科技有限公司 | Light source component for detection of luminescence immunoassay analyzer |
| CN113092747B (en) * | 2021-04-14 | 2024-05-31 | 成都爱兴生物科技有限公司 | Light source component for detecting luminous immunity analyzer |
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| C14 | Grant of patent or utility model | ||
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| CP01 | Change in the name or title of a patent holder |
Address after: 100070 Beijing Fengtai District Branch Road No. 7 room 103 Patentee after: Beijing Zhongsheng Baike Science Instruments Technology Co., Ltd. Address before: 100070 Beijing Fengtai District Branch Road No. 7 room 103 Patentee before: Beijing Zhonghe Baike Science Instruments Technology Co.,Ltd. |
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Addressee: Beijing Zhongsheng Baike Science Instruments Technology Co., Ltd. Document name: Notification to Pay the Fees |
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| DD01 | Delivery of document by public notice |
Addressee: Beijing Zhongsheng Baike Science Instruments Technology Co., Ltd. Document name: Notification to Pay the Fees |
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| DD01 | Delivery of document by public notice |
Addressee: Beijing Zhongsheng Baike Science Instruments Technology Co., Ltd. Document name: Notification of Termination of Patent Right |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110622 Termination date: 20150612 |
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| EXPY | Termination of patent right or utility model |