CN201974362U - Turnplate device for semiautomatic biochemical analyzer for changing different wavelengths of light - Google Patents
Turnplate device for semiautomatic biochemical analyzer for changing different wavelengths of light Download PDFInfo
- Publication number
- CN201974362U CN201974362U CN2010206616902U CN201020661690U CN201974362U CN 201974362 U CN201974362 U CN 201974362U CN 2010206616902 U CN2010206616902 U CN 2010206616902U CN 201020661690 U CN201020661690 U CN 201020661690U CN 201974362 U CN201974362 U CN 201974362U
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- light
- turnplate
- installing plate
- biochemical analyzer
- quartz
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Abstract
The utility model discloses a turnplate device for a semiautomatic biochemical analyzer for changing different wavelengths of light. The turnplate device comprises an installing plate and a fixing box which are mutually buckled; the cavity between the installing plate and the fixing box forms a dark room; a turnplate is rotationally installed inside the dark room; a plurality of through holes are formed on the periphery of the turnplate; light filters for the different wavelengths are embedded inside each through hole respectively; a quartz flowing cuvette is installed outside the fixing box; a light receiver and a step motor are installed outside the installing plate respectively; the step motor is in transmission connection with the turnplate; the turnplate rotates to enable the light filters for the different wavelengths to be positioned on a same light path with the quartz flowing cuvette and the light receiver in turn; a collimating lens is arranged at the back end of a light outlet of the quartz flowing cuvette; and a focusing lens is arranged at the front end of a light inlet of the light receiver. The turnplate device is simple in mechanical structure and low in cost and can conveniently change an arbitrary receiving wavelength; the signal of the light receiver is relatively strong; the signal-noise ratio is large; and the measuring precision is high.
Description
Technical field
The utility model relates to a kind of signal receiving device of semi-automatic biochemical analyzer, especially a kind of rotating-table apparatus of any change wavelength.
Background technology
Along with the continuous development of science and technology, medical industry is also constantly being weeded out the old and bring forth the new.The instrument that part or all of step in the processes such as Biochemical Analyzer is the sampling in the biochemical analysis, add reagent, go to disturb, mixing, constant temperature, detection, result treatment and cleaning is carried out automation mechanized operation.Since the eighties, novel analyser continues to bring out, and particularly the nineties, various automatic biochemistry analyzer competitively develops, and function and performance index are gradually improved.Their common feature is to have advanced light path system and powerful data processing function.The variation of realization detection technique, detection speed improves greatly, improves accuracy, precision and the work efficiency of biochemistry detection, towards the clinical medicine development direction that laboratory medicine requires is developed.Wherein, beam split before light path system divides, back beam split, double light path, pointolite etc.Light receiving element has photoelectric tube, photomultiplier etc.The concrete structure of various beam split has nothing in common with each other.No matter preceding beam split still is the back beam-splitting structure, all requires veiling glare little, and wavelength is accurate, could improve the precision and the accuracy of testing result like this.
The utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, and a kind of whirligigs that change different reception wavelength easily simple in structure and satisfactory for result are provided.
The technical solution of the utility model is as follows:
A kind of rotating-table apparatus that is used for the different optical wavelength of change of semi-automatic biochemical analyzer, include the installing plate and the fixed bin that are interlocked, cavity between described installing plate and the fixed bin constitutes the darkroom, it is characterized in that: be rotatablely equipped with rotating disk in the darkroom, be respectively equipped with several through holes around the described rotating disk, be embedded with the optical filter of different wave length in each through hole respectively; Described fixed bin is equipped with the quartzy cuvette that flows outward, and described installing plate is separately installed with optical receiver and stepper motor outward, and described stepper motor and described rotating disk are in transmission connection; Dial rotation makes the optical filter of different wave length be on same the light-path with the mobile cuvette of quartz, optical receiver in turn, the rear end of the mobile cuvette light hole of described quartz is provided with collimation lens, and the front end of described optical receiver incidence hole is provided with condenser lens.
The described rotating-table apparatus that is used for the different optical wavelength of change of semi-automatic biochemical analyzer, it is characterized in that: the aperture that is positioned at described rotating disk several through holes all around is identical or inequality.
The described rotating-table apparatus that is used for the different optical wavelength of change of semi-automatic biochemical analyzer is characterized in that: described stepper motor is the two motors of lifting one's head of motor shaft.
The described rotating-table apparatus that is used for the different optical wavelength of change of semi-automatic biochemical analyzer, it is characterized in that: the end of described stepper motor is separately installed with position-arresting disk and optoelectronic switch.
The beneficial effects of the utility model:
The utility model can change any reception wavelength easily, and removed the spectroscope of the different wave length in original interference filter chip architecture, not only reduced cost but also make that light intensity can be because of decaying by different light splitting pieces, thereby the signal that receiver is received is stronger, it is big that signal to noise ratio (S/N ratio) becomes, and measuring accuracy is higher; In addition, it is simple that the utility model is put into physical construction, greatly reduces cost.
Description of drawings
Fig. 1 is the utility model structural representation.
Fig. 2 is the front view of the utility model rotating disk.
Embodiment
Referring to Fig. 1,2, a kind of rotating-table apparatus that is used for the different optical wavelength of change of semi-automatic biochemical analyzer, include the installing plate 9 and the fixed bin 11 that are interlocked, cavity between installing plate 9 and the fixed bin 11 constitutes the darkroom, avoid the interference of parasitic light, be rotatablely equipped with rotating disk 10 in the darkroom, be respectively equipped with several through holes around the rotating disk 10, be embedded with the optical filter 3 of different wave length in each through hole respectively; The fixed bin 11 outer mobile cuvettes 1 of quartz that are equipped with, installing plate 9 outer optical receiver 5 and the stepper motors 6 of being separately installed with, stepper motor 6 is in transmission connection with rotating disk 10; Rotating disk 10 rotates and makes the optical filter 3 of different wave length be on same the light-path with the mobile cuvette 1 of quartz, optical receiver 5 in turn, and quartzy rear end of flowing cuvette 1 light hole is provided with collimation lens 2, and the front end of optical receiver 5 incidence holes is provided with condenser lens 4.
The aperture of several through holes around the rotating disk 10 is identical or inequality, adapts to the needs of optical filter 3 sizes of different wave length.
Stepper motor 6 is the two motors of lifting one's head of motor shaft.
The end of stepper motor 6 is separately installed with position-arresting disk 7 and optoelectronic switch 8, can find initial position accurately accurately when making device busy.
The halo stream of different wave length enters from the incidence hole of the mobile cuvette 1 of quartz, behind the optical filter and condenser lens 4 by quartzy flow cuvette 1, collimation lens 2, corresponding wavelength, is received by optical receiver 5 successively.
Obviously, those skilled in the art can carry out various changes and modification to optical measuring device of the present utility model and not break away from spirit and scope of the present utility model.Like this, if of the present utility model these are revised and modification belongs within the scope of the utility model claim and equivalent technologies thereof, then the utility model also is intended to comprise these changes and modification interior.
Claims (4)
1. the rotating-table apparatus of the different optical wavelength of the change that is used for semi-automatic biochemical analyzer, include the installing plate and the fixed bin that are interlocked, cavity between described installing plate and the fixed bin constitutes the darkroom, it is characterized in that: be rotatablely equipped with rotating disk in the darkroom, be respectively equipped with several through holes around the described rotating disk, be embedded with the optical filter of different wave length in each through hole respectively; Described fixed bin is equipped with the quartzy cuvette that flows outward, and described installing plate is separately installed with optical receiver and stepper motor outward, and described stepper motor and described rotating disk are in transmission connection; Dial rotation makes the optical filter of different wave length be on same the light-path with the mobile cuvette of quartz, optical receiver in turn, the rear end of the mobile cuvette light hole of described quartz is provided with collimation lens, and the front end of described optical receiver incidence hole is provided with condenser lens.
2. the rotating-table apparatus that is used for the different optical wavelength of change of semi-automatic biochemical analyzer according to claim 1, it is characterized in that: the aperture that is positioned at described rotating disk several through holes all around is identical or inequality.
3. the rotating-table apparatus that is used for the different optical wavelength of change of semi-automatic biochemical analyzer according to claim 1 is characterized in that: described stepper motor is the two motors of lifting one's head of motor shaft.
4. the rotating-table apparatus that is used for the different optical wavelength of change of semi-automatic biochemical analyzer according to claim 1, it is characterized in that: the end of described stepper motor is separately installed with position-arresting disk and optoelectronic switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206616902U CN201974362U (en) | 2010-12-15 | 2010-12-15 | Turnplate device for semiautomatic biochemical analyzer for changing different wavelengths of light |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206616902U CN201974362U (en) | 2010-12-15 | 2010-12-15 | Turnplate device for semiautomatic biochemical analyzer for changing different wavelengths of light |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201974362U true CN201974362U (en) | 2011-09-14 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206616902U Expired - Fee Related CN201974362U (en) | 2010-12-15 | 2010-12-15 | Turnplate device for semiautomatic biochemical analyzer for changing different wavelengths of light |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201974362U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103487400A (en) * | 2013-10-15 | 2014-01-01 | 无锡艾科瑞思产品设计与研究有限公司 | Near infrared household food detection device and method |
| CN107346087A (en) * | 2017-05-31 | 2017-11-14 | 南京理工大学 | Built-in rotating disc type filter plate switching device for white light interference imaging |
-
2010
- 2010-12-15 CN CN2010206616902U patent/CN201974362U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103487400A (en) * | 2013-10-15 | 2014-01-01 | 无锡艾科瑞思产品设计与研究有限公司 | Near infrared household food detection device and method |
| CN107346087A (en) * | 2017-05-31 | 2017-11-14 | 南京理工大学 | Built-in rotating disc type filter plate switching device for white light interference imaging |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110914 Termination date: 20131215 |