Embodiment
The present invention is described in detail below in conjunction with accompanying drawing.Identical Reference numeral represents identical parts.
Fig. 1 is the composition schematic diagram of full-automatic analyzer provided by the invention, as shown in Figure 1, fully-automatic analyzer provided by the invention comprises: absorbing liquid bucket 33, absorption liquid pump 35, bucket 10, water pump 46, reactant liquor maker to be tested, reactor 23, titrator and control system, wherein, the inlet absorbing liquid pump 35 extend into the bottom of absorbing liquid bucket 33 by pipeline, liquid outlet by pipeline connection in reactor, there is provided vs for giving in reactor, the amount of the absorbing liquid provided to reactor is determined by the flow and time absorbing liquid pump; The water inlet of water pump 46 extend into the bottom of bucket 10 by pipeline, water delivering orifice in reactor 23, provides water for giving in reactor by pipeline connection, and the water yield provided to reactor was determined by the flow of water pump 46 and time; Reactant liquor maker to be tested is communicated in reactor, provides reactant liquor to be tested for giving in reactor; Titrator in reactor, provides vs for giving in reactor by pipeline connection; Control system controls the working time of absorbing liquid 35 pump and water pump 46, to provide set quantitative absorbing liquid and water to reactor; Reactor 23 also comprises color sensor 25, color sensor 25 is for the change of color in test reactor, and the change information of color is supplied to control system, control system controls the duty of titrator according to the change letter of color, thus records the amount of required vs.
The stirrer 24 that described reactor comprises feeding device 23 and arranges in the reactor, feeding device 23 is for depositing reactant liquor to be tested.Reactor 23 also comprises color sensor 25, is provided with in feeding device periphery, for test.Reactor also comprises waste valve 37 and waste discharge pump 38, the inlet of waste valve 37 is by the waste discharge mouth of pipeline connection in feeding device, liquid outlet is by the inlet of pipeline connection in waste discharge pump 38, the liquid outlet of waste discharge pump 38 by pipeline connection in waste liquid barrel 36, when needing removal waste fluid, control system provides control signal to waste valve 37 and waste discharge pump 38, and waste valve 37 is opened, waste discharge pump 38 is worked, by the discharging of waste liquid in feeding device in waste liquid barrel 36.
Titrator comprises titration T-valve 26, plunger tube 27, plunger motor 28, vs bucket 29, wherein, first port of titration T-valve by pipeline connection in reactor, second end by pipeline connection in vs bucket 29, three-terminal link pipeline connection in plunger tube 27, piston movement in plunger motor 28 actuation plunger pipe.Be provided with liquid level sensor 41 in vs bucket 29, whether the information prompting user that processor provides according to liquid level sensor mends vs.When plunger tube 27 needs draw liquid from absorbing liquid bucket 29, processor Controlling solenoid valve, makes the first port be communicated with the second port, when carrying out titration, the first port is communicated with the 3rd port.
Reactant liquor maker to be tested comprises steam generator, described steam generator comprise distillation cup 1, be arranged on distillation cup in heating tube 2 and water pump 8, the water inlet of water pump 8 extend into the bottom of bucket by pipeline, water delivering orifice by first port of pipeline connection T-valve 7, second port of T-valve 7 through retaining valve 131 and pipeline connection in the water inlet of distillation cup; Water outlet/the steam ports of distillation cup 1 is communicated in the water inlet/steam ports of water level cup 5, and the water outlet/steam ports of water level cup is communicated in the water inlet/steam ports of distillation cup, and namely distill the bottom of cup 1 and water level cup by pipeline connection, pipeline connection is passed through at top.Kick temperature detect switch (TDS) 4 and temperature sensor 3 is provided with in distillation cup, described temperature sensor is for measuring the temperature of the steam in distillation cup, and send temperature information to control system, kick temperature detect switch (TDS) is arranged in the circuit of heating tube, when temperature reaches the limit values, kick temperature detect switch (TDS) disconnects.Be provided with level sensor 6 in water level cup 5, level sensor for measuring the water level information in water level cup, and sends water level information to processor.Processor has design temperature water vapour according to the duty of the information transmission control heating tube that temperature sensor provides to make distillation cup provide.Processor controls the duty of water pump 8 according to the information that level sensor 6 provides, when the water in water level cup is higher than setting value, water pump is made to stop supplying water, during lower than setting value, make water pump water supply start, the steam drain of distillation cup is by the air intake of pipeline connection in T-valve 15.High-temperature steam generator also comprises draining valve 9, when cleaning, wherein for discharging the sewage in distillation cup 1 and water level cup 5.
Reactant liquor maker to be tested also comprises distilling apparatus, distilling apparatus comprises splashproof bottle 11, digest tube 12, acid solution or lye tank 32 and acid solution or lye pump 34, wherein, digest tube 12 has held sample to be tested, the inlet of acid solution or lye pump 34 extend into the bottom of acid solution or lye tank 32 barrels by pipeline, liquid outlet is by the inlet of pipeline connection splashproof bottle 11, and pump 34 is for by the sour suction splashproof bottle 11 in acid solution or lye tank 32.The first row steam ports of T-valve is by the air intake of pipeline connection in splashproof bottle 11, digest tube is arranged on the below of splashproof bottle 11, sample to be tested in it is through the acidifying of acid solution, then open T-valve 15, the air intake of T-valve 15 is communicated with first row steam ports, utilize steam to distill, sulphuric dioxide is steamed from sample.Digest tube is other is provided with digest tube at bit detector 18, and whether it is in place for detecting digest tube.The steam drain of splashproof bottle is by the air intake of pipeline connection in steam pinch valve 19, and the steam drain of steam pinch valve 19, by the air intake of the heat exchanger of pipeline connection in condenser, needs during digest tube waste discharge to close this valve.
Distilling apparatus also can comprise nitrogen gas supply device, nitrogen gas supply device comprises nitrogen cylinder 31, nitrogen cylinder is used for holding nitrogen, nitrogen cylinder by pipeline connection in digest tube 12, its exit is provided with flowmeter 30, and being provided with solenoid electric valve (not shown), flowmeter survey flow into the nitrogen amount in digest tube, and solenoid electric valve is for controlling the amount flow in digest tube.Sample to be tested in digest tube, through the acidifying of acid solution, can distill in nitrogen atmosphere.
Distilling apparatus also comprises safety door 13 and safety door detection 17 in place, and safety door is arranged on the periphery of digest tube, when preventing digest tube from breaking, causes the injury to personnel, and whether safety door detection in place 17 is in place for detecting safety door.
Distilling apparatus also comprises waste discharge bottle 14, and its inlet is by pipeline connection in digest tube, and liquid outlet is by pipeline waste liquid barrel 36, solenoid valve 16 is provided with in pipeline, after distillation terminates, the waste liquid in digest tube is first drained in waste discharge bottle 14, is then drained into waste liquid barrel 36.The air intake of waste discharge bottle 14 is by the second row steam ports of pipeline connection in T-valve 15.
Reactant liquor maker to be tested also comprises condenser 20, described condenser comprises container, is arranged on container inside heat exchanger, the water inlet of container is connected to chilled water by pipeline, entering water electromagnetic valve 21 is provided with in the pipeline of water inlet, and be provided with cooling-water temperature sensor, the water delivering orifice of container is communicated in chilled water reserve tank, and ammoniacal liquor is converted to reactant liquor to be tested through cool condenser, i.e. ammoniacal liquor.
The control system of full-automatic analyzer provided by the invention comprises the control subsystem of the autonomous control subsystem of steam generator device, the autonomous control subsystem of distilling apparatus, the autonomous control subsystem of condensing unit and reaction unit.
Fig. 2 is the composition frame chart of the control subsystem of evaporator generating means provided by the invention.In the autonomous control subsystem of steam generator device as shown in Figure 2, liquid level sensor 45 is placed in the bottom of bucket 10, for detecting in bucket 10 whether have water, water level information is converted to telecommunications breath by it, amplify through amplifier 54, and after be converted to digital signal through A/D converter 55 and be supplied to processor 100, when its detect in bucket 10 there is no water time, processor 100 provides electric signal to send warning message to drive loudspeaker 47 to driver 69 through photoisolator 68, there is provided writings and image information anhydrous to show in bucket 10 to touch display screen 40 through interface circuit 56 simultaneously, and point out user to add water as early as possible.
When needing to produce steam, processor 100 provides signal to driver 62 through photoisolator 51, connect with the water inlet and the first water delivering orifice that make three-way solenoid valve 7, disconnect with the second water delivering orifice, first water delivering orifice successively by the road, retaining valve, pipeline to water filling in distillation cup 1, be also filled with water with the water level cup 5 that is connected of distillation cup 1.Processor 100 provides signal to turn off to make solenoid valve 9 to driver 64 through photoisolator 63.
And preprocessor provides signal to work to drive water pump 8 to driver 60 through photoisolator 59, the water in bucket 10 is pumped in distillation cup by water pump.Liquid level sensor 6 in water level cup 5 is for detecting distillation water in the cup position, and water level information is converted to telecommunications breath and after amplify through amplifier 70, A/D converter 71 is converted to digital signal and is supplied to processor 100, when distilling the water in cup and reaching setting value, processor 100 provides signal to quit work to make water pump 8 to driver 60 through photoisolator 59.Then, processor 100 provides signal to start heating to drive well heater 67 to driver 66 through photoisolator 65, now temperature sensor 3 detects the temperature of the steam in distillation cup and temperature information is converted to telecommunications breath, and after amplify through amplifier 50, be converted to digital signal through A/D converter 51 and be supplied to processor.Processor 100 carrys out the duty of control heater 67 according to the information that temperature sensor 3 provides, and stops heating when distilling when the steam in cup reaches temperature and the pressure of setting.Kick temperature detect switch (TDS) 4 is arranged in the circuit of well heater 67, and when distilling cup and reaching the limit values, well heater quits work, and prevents distillation cup by dry combustion method.
The control subsystem of evaporator generating means also comprises clock circuit 58, for providing clock signal to system.Also comprise storer 57, storer 57 comprises ROM and RAM, and ROM is for storing application program and data, and RAM is used for from ROM, taking out application program and data and being stored therein temporarily.In addition, also comprise power supply, for providing electric energy to system, it is by the circuit board of switch connecting system, and switch is for controlling the break-make of power supply.
Fig. 3 is the composition frame chart of the control subsystem of distilling apparatus provided by the invention.In the autonomous control subsystem of distilling apparatus as shown in Figure 3, liquid level sensor 43 is placed in the bottom of soda acid bucket 32, for detecting in soda acid bucket whether have water, liquid level information is converted to telecommunications breath by it, amplify through amplifier 76, and after be converted to digital signal through A/D converter 77 and be supplied to processor 100, when its detect in soda acid bucket there is no solution time, processor 100 provides electric signal to send warning message to drive loudspeaker 47 to driver 69 through photoisolator 68, there is provided writings and image information to show aneroid in soda acid bucket 32 through interface circuit 56 to touch display screen simultaneously, and point out user to add soda acid as early as possible.The side of digest tube 12 is placed at bit detector 18, whether in place for detecting digest tube 12, information in place is converted to telecommunications breath by it, amplify through amplifier 74, and after be converted to digital signal through A/D converter 75 and be supplied to processor 100, when it is not in place, processor 100 provides electric signal to send warning message to drive loudspeaker 47 to driver 69 through photoisolator 68, provides writings and image information not in place to show digest tube to touch display screen 40 through interface circuit 56 simultaneously.The side of safety door 13 is placed at bit detector 17, anti-whether in place for detecting safety door, information in place is converted to telecommunications breath by it, amplify through amplifier 72, and after be converted to digital signal through A/D converter 73 and be supplied to processor 100, when it is not in place, processor 100 provides electric signal to send warning message to drive loudspeaker 47 to driver 69 through photoisolator 68, provides writings and image information not in place to show safety door through interface circuit 56 to touch display screen simultaneously.
When needing acid adding or alkali, processor 100 provides signal to turn off to make solenoid valve 6 to driver 85 through photoisolator 84, and preprocessor provides signal to work to drive water pump 34 to driver 81 through photoisolator 80, molten in bucket 32 is pumped in splashproof bottle by pump 34.When the liquid in splashproof bottle reaches setting value, processor 100 provides signal to quit work to make water pump 34 to driver 81 through photoisolator 80.
When needing to add steam, processor 100 provides signal to driver 83 through photoisolator 82, and connect with the air intake and the first venthole that make three-way solenoid valve 15, disconnect with the second venthole, the first carbonated drink mouth is by the road to splashproof bottle steam injection.
When needing to add water, processor 100 provides signal to driver 62 through photoisolator 51, connects, disconnect with the first water delivering orifice with the water inlet and the second water delivering orifice that make three-way solenoid valve 7, and the second water delivering orifice successively by the road, retaining valve, pipeline be communicated with splashproof bottle.And preprocessor provides signal to work to drive water pump 8 to driver 60 through photoisolator 59, the water in bucket 10 is pumped in splashproof bottle by water pump.
In the pipeline that nitrogen cylinder is connected with splashproof bottle, arrange solenoid valve, processor 100, through photoisolator and driver drives solenoid valve, opens it when needing to add nitrogen, cuts out when not needing.
When needs removal waste fluid, liquid level sensor 44 detects the liquid level information of waste liquid barrel, liquid level information is converted to telecommunications breath to amplify through amplifier 78, and after be converted to numerical information through A/D converter and be supplied to processor, if the liquid level of waste liquid barrel is discontented with, processor provides information to open to drive solenoid valve 16 to driver 85 through photoisolator 84, and the waste liquid in digest tube is drained in waste liquid barrel.If it is full that liquid level sensor 44 detects waste liquid in waste liquid barrel, processor 100 provides electric signal to send warning message to drive loudspeaker 47 to driver 69 through photoisolator 68, provides writings and image information full to show waste liquid barrel through interface circuit 56 to touch display screen simultaneously.
The control subsystem of distilling apparatus also comprises clock circuit 58, for providing clock signal to system.Also comprise storer 57, storer comprises ROM and RAM, and ROM is for storing application program and data, and RAM is used for from ROM, taking out application program and data and being stored therein temporarily.In addition, also comprise power supply, for providing electric energy to system, it is by the circuit board of switch connecting system, and switch is for controlling the break-make of power supply.
Fig. 4 is the composition frame chart of the control subsystem of condensing unit provided by the invention.In the autonomous control subsystem of condensing unit as shown in Figure 4, temperature sensor 22 detects the temperature of chilled water and temperature information is converted to telecommunications breath, and after amplify through amplifier 86, be converted to digital signal through A/D converter 87 and be supplied to processor.When ammonia condensation is become ammoniacal liquor by needs, the information that processor 100 provides to driver 89 through photoisolator 88, open to drive solenoid valve 19, the information that simultaneous processor 100 provides to driver 91 through photoisolator 90, to drive solenoid valve 21 to open, ammoniacal liquor carries out heat interchange with chilled water in a heat exchanger and is converted to ammoniacal liquor.
The autonomous control subsystem of condensing unit also comprises interface circuit 56 and is connected to the touch display screen 40 of processor 100 to interface circuit 56, and touch display screen 40 is for temperature information.The autonomous control subsystem of condensing unit also comprises photoisolator 68, driver 69 and loudspeaker 47, and processor provides signal to drive loudspeaker sounding to driver 69 through photoisolator 68.
The autonomous control subsystem of condensing unit also comprises clock circuit 58, for providing clock signal to system.Also comprise storer 57, storer comprises ROM and RAM, and ROM is for storing application program and data, and RAM is used for from ROM, taking out application program and data and being stored therein temporarily.In addition, also comprise power supply, for providing electric energy to system, it is by the circuit board of switch connecting system, and switch is for controlling the break-make of power supply.
Fig. 5 is the composition frame chart of the control subsystem of titration apparatus provided by the invention.As shown in Figure 5, in the control system of titration apparatus, liquid level sensor 45 is placed in the bottom of bucket 43, for detecting in bucket 43 whether have water, water level information is converted to telecommunications breath by it, amplify through amplifier 54, and after be converted to digital signal through A/D converter 55 and be supplied to processor 100, when its detect in bucket 43 there is no water time, processor 100 provides electric signal to send warning message to drive loudspeaker 47 to driver 69 through photoisolator 68, there is provided writings and image information anhydrous to show in bucket 43 to touch display screen 40 through interface circuit 56 simultaneously, and point out user to add water as early as possible.
Liquid level sensor 42 is placed in the bottom of absorbing liquid bucket 33, for detecting in absorbing liquid bucket 33 whether have absorbing liquid, liquid level information is converted to telecommunications breath by it, amplify through amplifier 95, and after be converted to digital signal through A/D converter 96 and be supplied to processor 100, when its detect in absorbing liquid bucket there is no absorbing liquid time, processor 100 provides electric signal to send warning message to drive loudspeaker 47 to driver 69 through photoisolator 68, there is provided writings and image information to show aneroid in absorbing liquid bucket 32 through interface circuit 56 to touch display screen simultaneously, and point out user liquid feeding as early as possible.
Liquid level sensor 41 is placed in the bottom of vs bucket 29, for detecting in vs liquid bucket whether have vs, liquid level information is converted to telecommunications breath by it, amplify through amplifier 110, and after be converted to digital signal through A/D converter 111 and be supplied to processor 100, when its detect in vs bucket 29 there is no vs time, processor 100 provides electric signal to send warning message to drive loudspeaker 47 to driver 69 through photoisolator 68, there is provided writings and image information to show aneroid in vs bucket 29 to touch display screen 40 through interface circuit 56 simultaneously, and point out user as early as possible with vs.
When needs removal waste fluid, liquid level sensor 44 detects the liquid level information of waste liquid barrel 36, liquid level information is converted to telecommunications breath to amplify through amplifier 78, and after be converted to numerical information through A/D converter 79 and be supplied to processor, if the liquid level of waste liquid barrel 36 is discontented with, processor provides information to open to drive solenoid valve 37 to driver 113 through photoisolator 112, and provides information to work to make pump 38 to driver 101 through photoisolator 99, and the waste liquid in feeding device is drained in waste liquid barrel.
The side of liquid inlet device 23 is placed at bit detector 92, whether in place for detecting liquid inlet device 23, information in place is converted to telecommunications breath by it, amplify through amplifier 93, and after be converted to digital signal through A/D converter 94 and be supplied to processor 100, when it is not in place, processor 100 provides electric signal to send warning message to drive loudspeaker 47 to driver 69 through photoisolator 68, provides writings and image information not in place to show liquid inlet device 23 to touch display screen 40 through interface circuit 56 simultaneously.
When needing to add water, processor 100 provides signal to work to drive water pump 46 to driver 98 through photoisolator 97, water in bucket 43 is pumped in liquid inlet device 23 by water pump, pump-out is determined according to user's arranging on touch display screen 40, control system can first will need the water of filling to be scaled chronomere, the flow of water pump is xml/s, so needs the V that annotates
waterthe time of ml is V
water/ x=t (s), processor controls water pump and to add water t
water(s).
When needing to add absorbing liquid, processor 100 provides signal to work to drive water pump 35 to driver 105 through photoisolator 104, absorbing liquid absorbed liquid pump 35 in absorbing liquid bucket 33 is pumped in liquid inlet device 23, suction is received liquid measure and is determined according to user's arranging on touch display screen 40, control system can first will need the absorbing liquid of filling to be scaled chronomere, the flow quantity that adds of absorption pump is xml/s, and so we need the V that annotates
inhalethe time of ml is V
inhale/ x=t (s), processor controls water pump and to add water t
inhale(s).
When needing to stir, processor 100 provides signal to drive stirrer to rotate in liquid inlet device 23 with drive motor 24 to driver 103 through photoisolator 102.
When needing titration or imbibition, processor 100 provides signal to drive piston to move in plunger tube to plunger motor 28 through photoisolator 108 and driver 109, starts to carry out titration and imbibition.During imbibition, processor 100 provides signal to driver 107 through photoisolator 106, and the first port of T-valve 26 and the second port are connected, and vs is drawn in plunger tube; During titration, the second port of T-valve and the 3rd port are connected, and the vs in plunger tube is added dropwise in liquid inlet device 23.
The control system of drop reaction device provided by the invention also comprises color sensor 25, it ceases for the colouring information of the reactant liquor in liquid inlet device being converted to telecommunications and being supplied to amplifier 112, the information provided to amplifier 112 pairs of color sensors 25 is amplified and is supplied to A/D converter 113, inputted analog information is converted to numerical information and is supplied to processor 100 by A/D converter 113, and processor controls the duty of T-valve 26, plunger motor 28 and stirring apparatus 24 in titrator according to the situation of change of color in liquid inlet device.Color sensor 25 is arranged on the outside of liquid inlet device.
The control system of drop reaction device also comprises clock circuit 58, for providing clock signal to system.Also comprise storer 57, storer comprises ROM and RAM, and ROM is for storing application program and data, and RAM is used for from ROM, taking out application program and data and being stored therein temporarily.In addition, also comprise power supply, for providing electric energy to system, it is by the circuit board of switch connecting system, and switch is for controlling the break-make of power supply.
User to be modified setting to parameter by touch display screen, and described parameter comprises the coefficient etc. that the quality of sample, the volume of water, the volume drawing digestive juice (absorbing liquid), standard titration solution concentration and nitrogen are scaled protein.During work, processor scanning touch display screen, then control system is started working, processor extracts V3 amount absorbing liquid according to the volume of the absorbing liquid of setting injects absorbing liquid by the inlet of the lid at liquid inlet device top, and inject water by water inlet, reactant liquor to be measured is injected into in device by the 3rd port of the threeway of liquid inlet device 23, buret is inserted the second port of the threeway of liquid inlet device 23, then add indicator at liquid inlet device, start titration, when the color in liquid inlet device changes, record the volume V1 of the standard acid that the reactant liquor to be tested be made up of sample consumes.Then clean liquid inlet device, the solution of the blank sample added set by indicator is injected in liquid inlet device, when the color in liquid inlet device changes, the volume recording standard acid consumption is V2, calculates the content of protein and be presented in LCDs by result finally by following formula:
In formula:
X---the content of protein in sample, unit is gram every hectogram (g/100g);
V1---reactant liquor to be tested consumes the volume of sulfuric acid or normal hydrochloric acid vs, and unit is milliliter (mL);
V2---reagent blank sample consumes the volume of sulfuric acid or normal hydrochloric acid vs, and unit is milliliter (mL);
The volume of V3---absorbing liquid, unit is milliliter (mL);
C---sulfuric acid or normal hydrochloric acid acidometric titration solution concentration, unit is mole often liter (mol/L);
0.0140---the quality of 1.0mL sulfuric acid [c (1/2H2SO4)=1.000mol/L] or hydrochloric acid [c (HCl)=1.000mol/L] nitrogen that standard titration solution is suitable, unit is gram (g);
The quality of m---sample, unit is gram (g);
F---nitrogen is scaled the coefficient of protein.General food is 6.25; Pure breast and pure dairy products are 6.38; Flour is 5.70; Corn, Chinese sorghum are 6.24; Peanut is 5.46; Rice is 5.95; Soybean and roughly processed product thereof are 5.71; Soy protein products is 6.25; Meat quail is 6.25; Barley, millet, oat, naked barley are 5.83; Sesame, sunflower are 5.30; Compound prescription food is 6.25.
The autonomous control subsystem of the autonomous control subsystem of above-mentioned steam generator device, the autonomous control subsystem of distilling apparatus, condensing unit and the control subsystem of reaction unit can share a processor, loudspeaker, touch display screen, storer and clock circuit, make a control circuit by them, also can make control circuit separately.The present invention separates by function and describes just for the purpose of clearly.
More than be described with reference to the accompanying drawings the present invention, but those of ordinary skill in the art it should be known that instructions is only for explaining claims.But protection scope of the present invention is not limited to instructions.Any those skilled in the art of being familiar with are in the technical scope that the present invention discloses, and the change that can expect easily or replacement, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain of claims.