A kind of animal epidemic detector
Technical field
The utility model relates to a kind of animal epidemic detector.
Background technology
The content that the animal epidemic detector can carry out to the extraction sample of livestock virus antigen-antibody or the measured objects such as other objectionable impuritiess such as clenbuterol hydrochloride carries out analyzing and testing, and adopts enzyme-linked immune analytic method (ELISA) principle to carry out analyzing and testing.It only has single measuring ability existing animal epidemic detector, and the function as the fluid sample that only has animal body fluid detects perhaps only has the function that sample in the test card is detected.Function singleness, and when the user need to detect simultaneously to two kinds of samples, need to buy this detector of two kinds, cost is very high.
The utility model content
The utility model provides a kind of animal epidemic detector, and it has overcome the existing deficiency of background technology.The technical scheme that adopts that the utility model solves its technical matters is: a kind of animal epidemic detector, and it is characterized in that: it comprises:
One housing and one is installed in the main control unit (100) in the housing;
One is used for the absorbing amount of fluid sample is converted to the fluid sample detecting unit (200) of digital signal, and described fluid sample detecting unit (200) is installed in the housing and is electrically connected main control unit (100);
One adopts image analytical method identification card shade and is converted into the card detecting unit (300) of chromatic value, and described card detecting unit (300) is installed in the housing and is electrically connected main control unit (100);
One is used for digital signal or chromatic value are converted to the PC industrial control board unit (400) of the concentration value of sample measured object, and it is electrically connected main control unit (100); And
One power supply (700), described power supply (700) are electrically connected respectively main control unit (100), fluid sample detecting unit (200), card detecting unit (300) and PC industrial control board unit (400).
Among one preferred embodiment: described fluid sample detecting unit (200) comprises the first light source (210), the first photodetector (220), current signal conversion and amplifying unit (230) and multi-way switch and AD converter (240), described the first light source (210) electric connection of power supply (700), described the first photodetector (220) signal connects the first light source (210) and is electrically connected current signal conversion and amplifying unit (230), described current signal conversion and amplifying unit (230) are electrically connected multi-way switch and AD converter (240), and described multi-way switch and AD converter (240) are electrically connected main control unit (100).
Among one preferred embodiment: described fluid sample detecting unit (200) comprises that also monochromator (250) and the light that monochromator (250) is filtered out that the light that the first light source (210) is sent filters are divided into many parts optical fiber (260), described optical fiber (260) has a plurality of luminous ports (261), and described the first photodetector (220) number is identical with described luminous port (261) and corresponding one by one.
Among one preferred embodiment: described detector comprises that also a sample sample introduction control module (500) and is subjected to the sample feeding mechanism of sample feeding control module (500) control, described sample feeding control module (500) is electrically connected main control unit (100) and power supply (700), the activity of described sample feeding mechanism is installed in housing and comprises that a tray rack (610) and is fixed in the pallet (620) of tray rack (610), and described pallet (620) offers a plurality of sample wells (621) that can be corresponding with the first photodetector (220).
Among one preferred embodiment: luminous port (261) number of described optical fiber (260) is made as eight, and described the first photodetector (220) number is made as eight, and described sample well (621) interval is arranged side by side, and every row's number is eight.
Among one preferred embodiment: described detector comprises that also one shows or print unit (800), and it is electrically connected PC industrial control board unit (400) and power supply (700).
Among one preferred embodiment: described card detecting unit (300) comprises secondary light source (310) and the second ccd detector (320), described secondary light source (310) electric connection of power supply (700), described the second photodetector (320) signal connect secondary light source (310) and are electrically connected main control unit (100).
Among one preferred embodiment: described detector comprises that also one is fixed in the holder (900) in the housing, described the first photodetector (220) is installed in the top of holder (900), and described luminous port (261) is installed in the bottom of holder (900); Secondary light source (310) and the second ccd detector (320) all are installed in the top of holder (900); Described tray rack (610) activity is installed among the holder (900).
Among one preferred embodiment: described the first light source (210) is tungsten halogen lamp, and described secondary light source (310) is the LED lamp.
The technical program is compared with background technology, and it has following advantage:
1. this detector has fluid sample detecting unit and card detecting unit, so that this detector both can detect determinand in the fluid sample such as epidemic disease virus, animal medicine residue equal size, can carry out the determinand content detection to the sample in the card again, not only easy to use, and the lowering apparatus purchase cost is fit to herding department the situations such as animal epidemic prevention and residue of veterinary drug is monitored timely very much;
2. the card detecting unit adopts CCD camera collection card image, and adopts image analysis method, by the concentration of the contained material of the automatic calculation sample of the shade of colour band, is better than traditional naked eyes determination methods, has improved the accuracy of judgement degree.
3. the luminous port number of optical fiber is made as eight, and the first photodetector number is made as eight, and the every row's number of sample well is eight, so that once can detect the sample in eight sample wells simultaneously, improves detection efficiency, saves time.
4. the first photodetector is installed in the top of holder, and luminous port is installed in the bottom of holder, and secondary light source and the second ccd detector all are installed in the top of holder, so that whole detector compact conformation.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and Examples.
Fig. 1 has illustrated the perspective exploded view of a kind of animal epidemic detector of a preferred embodiment.
Fig. 2 has illustrated the structural representation of a kind of animal epidemic detector clipped structure of a preferred embodiment.
Fig. 3 has illustrated a kind of animal epidemic detector electrical block diagram of a preferred embodiment.
Fig. 4 has illustrated the electrical block diagram of a kind of animal epidemic detector fluid sample detecting unit of a preferred embodiment.
Embodiment
Please refer to Fig. 1 to Fig. 4, an a kind of preferred embodiment of animal epidemic detector, described a kind of animal epidemic detector, it adopts enzyme-linked immune analytic method (ELISA) principle to carry out analyzing and testing.It comprises a housing, a main control unit 100, a fluid sample detecting unit 200, a card detecting unit 300, a power supply 700 and a PC industrial control board unit 400.Described power supply 700 is electrically connected respectively main control unit 100, fluid sample detecting unit 200, card detecting unit 300 and PC industrial control board unit 400.
Described housing comprises that a lower house 110 and a lid are connected on the upper shell 120 of lower house 110.In the present embodiment, described detector comprises that also one is fixed in the holder 500 in the housing.
Described main control unit 100 is installed in the housing.Described main control unit 100 can not only be controlled each unit and move, and can receive data or signal that each unit sends.
Described fluid sample detecting unit 200 is used for the absorbing amount of fluid sample is converted to digital signal, and described fluid sample detecting unit 200 is installed in the housing and is electrically connected main control unit 100.In the present embodiment, described fluid sample detecting unit 200 comprises the first light source 210, the first photodetector 220, current signal conversion and amplifying unit 230 and multi-way switch and AD converter 240, described the first light source 210 electric connection of power supply 700, described the first photodetector 220 signals connect the first light source 210 and are electrically connected current signal conversion and amplifying unit 230, described current signal conversion and amplifying unit 230 are electrically connected multi-way switch and AD converter 240, and described multi-way switch and AD converter 240 are electrically connected main control unit 100.
In the present embodiment, described the first photodetector 220 is installed in the top of holder 900, and described luminous port 261 is installed in the bottom of holder 900.And described the first light source 210 adopts tungsten halogen lamp, as required, also can adopt led light source or fluorescent light etc.
In the present embodiment, described fluid sample detecting unit 200 comprises that also monochromator 250 and the light that monochromator 250 is filtered out that the light that the first light source 210 is sent filters are divided into many parts optical fiber 260, described optical fiber 260 has a plurality of luminous ports 261, and described the first photodetector 220 numbers are identical and corresponding one by one with described luminous port 261.
In the present embodiment, described detector comprises that also a sample sample introduction control module 500 and is subjected to the sample feeding mechanism of sample feeding control module 500 controls, described sample feeding control module 500 is electrically connected main control unit 100 and power supply 700, the activity of described sample feeding mechanism is installed in housing and comprises that a tray rack 610 and is fixed in the pallet 620 of tray rack 610, and described pallet 620 offers a plurality of sample wells 621 that can be corresponding with the first photodetector 220.In the present embodiment, described tray rack 610 activities are installed among the holder 900.
In the present embodiment, luminous port 261 numbers of described optical fiber 260 are made as eight, and described the first photodetector 220 numbers are made as eight, and described sample well 621 intervals are arranged side by side, and every row's number is eight, and totally ten two rows also are that sample well 621 is provided with 96.In the present embodiment, be subjected to the control of sample feeding control module 500, tray rack 610 can just move adjacent two distances of arranging sample wells 621 by every certain interval of time, makes the first light source 210 and the first photodetector 220 just in time continue eight sample wells 621 of corresponding next row.
Described card detecting unit 300 adopts image analytical method identification card shade and is converted into chromatic value, and described card detecting unit 300 is installed in the housing and is electrically connected main control unit 100.In the present embodiment, described card detecting unit 300 comprises secondary light source 310 and the second photodetector 320, and described secondary light source 310 electric connection of power supply 700, described the second ccd detector 320 signals connect secondary light source 310 and are electrically connected main control unit 100.
In the present embodiment, secondary light source 310 and the second ccd detector 320 all are installed in the top of holder 900.Described secondary light source 310 is the LED lamp, perhaps also can adopt other light sources as required.
Described PC industrial control board unit 400 is used for digital signal or chromatic value are converted to the concentration value of sample measured object, and it is electrically connected and catches control module 100.
In the present embodiment, described detector comprises that also one shows or print unit 800, and it is electrically connected PC industrial control board unit 400 and power supply 700.
Its principle of work is:
When needs tracer liquid sample, fluid sample is placed respectively in the sample well 621, opening power and switch, this detector is just started working, also be, the white light that the first light source 210 sends becomes the light that detects required specific wavelength after filtering through monochromator 250, light after will filtering again is divided into eight parts and send from luminous port 261 through optical fiber 260, this moment eight luminous ports 261, eight sample wells 621 and eight the first photodetectors 220 of first row are corresponding one by one respectively, by fluid sample detecting unit 200 absorbing amount of each sample well 621 is converted to digital signal and sends main control unit 100 to, main control unit 100 sends digital signal to PC industrial control board unit 400, PC industrial control board unit 400 is converted to digital signal the concentration value of measured object in the sample, and by showing or print unit 800 shows or prints the analysis for the user, just finish the sample detection of first row sample well 621 at this moment.
Tray rack 610 is subjected to just move the distances of adjacent two row's sample wells 621 a period of time in control interval of sample feeding control module 500, make the first light source 210 and the first photodetector 220 just in time continue eight sample wells 621 of corresponding second row, proceed previous step, just finish the sample detection of second row sample well 621.
By that analogy, until 12 row's sample wells are fully detected.
In the time need to detecting the sample on the card, the card that picks sample is placed on the pallet 620, opening power and switch, this detector is just started working, also be, the irradiation that secondary light source 310 sends is on card, shade by the second ccd detector 320 identification cards also is converted into chromatic value by card detecting unit 300 and sends main control unit 100 to, main control unit 100 sends chromatic value to PC industrial control board unit 400, PC industrial control board unit 400 is converted to chromatic value the concentration value of measured object in the sample, and by showing or print unit 800 shows or prints the analysis for the user, just finish the detection of sample on the card at this moment.
The above, it only is the utility model preferred embodiment, therefore can not limit according to this scope that the utility model is implemented, the equivalence of namely doing according to the utility model claim and description changes and modifies, and all should still belong in the scope that the utility model contains.