CN205176043U - Water sample automatic acquisition and digestion instrument - Google Patents
Water sample automatic acquisition and digestion instrument Download PDFInfo
- Publication number
- CN205176043U CN205176043U CN201520907125.2U CN201520907125U CN205176043U CN 205176043 U CN205176043 U CN 205176043U CN 201520907125 U CN201520907125 U CN 201520907125U CN 205176043 U CN205176043 U CN 205176043U
- Authority
- CN
- China
- Prior art keywords
- water sample
- solenoid valve
- valve
- reagent bottle
- water
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Sampling And Sample Adjustment (AREA)
Abstract
The utility model provides a water sample automatic acquisition and digestion instrument, water sample bottle and reagent bottle carry out the separate connection through each solenoid valve in pipe and the many qis board electromagnetism valves respectively, and two solenoid valves were connected respectively during two electromagnetism valvess were advanced through first peristaltic pump with one to the applicable to all passageway export of many qis board electromagnetism valves, and one advances in two electromagnetism valvess that the export of a solenoid valve is connected with the waste liquid pool, the export and the reation kettle of another solenoid valve are connected, reation kettle's outer wall nestification has the heating ring, and just the direction to the heating ring is equipped with the fan that is used for the cooling, reation kettle's top is equipped with temperature sensor and blast pipe, the reation kettle export through the second peristaltic pump with clear up the water sample ware and be connected, temperature sensor is connected with the temperature controller electricity, and the output and the heating ring electricity of temperature controller are connected, the temperature controller passes through the computer and is connected with the interactive electricity of controller. The utility model discloses a to the collection of a plurality of water samples with clear up, simplify the water sample detection step, the detection efficiency and the degree of accuracy improve.
Description
Technical field
The invention belongs to environment measuring water sampling and water sample processing technology field, particularly a kind of water sample gathers and digestion instrument automatically.
Background technology
At present to the research of water body research, the change of monitoring water quality, usually need to have carried out collection to water sample by water sample acquisition device, cleared up, chemically examine and analyze.Water sampling is the first step in water body research, water quality monitoring process, water sample acquisition device is accomplished automatically, simple, practicality is most important.Existing water sample acquisition device, generally can only gather single water sample, function singleness, sample devices is usually subject to the restriction of sample water source Distance geometry height, cannot realize the Automatic Extraction of water sample and the acquisition order of multi-water resources water sample; After completing water sampling, controller cuts out all circuit, and water pump stops pumping, and collector quits work simultaneously at every turn, again must repeat aforesaid operations by turn on pump when again sampling.And often need in actual water sample collecting work to gather multiple water sources water sample such as before water sample process, after water sample process, thus adopt existing water sample acquisition device usually to need detaching equipment, be unfavorable for plant maintenance.
It is water body research that water sample is cleared up, second step in water quality monitoring process, in existing water sample digestion instrument, the type of heating that heater block is taked mainly contains electrical heating, microwave heating and infrared heating three kinds, but the instrument and equipment more complicated of microwave heating and infrared heating, price is relatively costly, and Electric heating often exist heating uneven, the problem such as temperature, time are uncontrollable, simultaneously the adding of digestion solution and reaction reagent in existing digestion instrument, to discharge and the discharge of reacting gas has often been come by a valve, digestion process controllability is not strong.
Summary of the invention
The invention discloses one automatically to gather and water sample digestion instrument for water sample, to overcome the above-mentioned shortcoming of existing water sample acquisition device, realize the acquisition order of the repeatedly circle collection of water sample, the Automatic Extraction of many water samples and multi-water resources water sample, meet the demand that water sampling recycles for a long time.
Technical scheme of the present invention is as follows:
A kind of water sample gathers and digestion instrument automatically, comprise the water sample bottle for loading water sample to be measured, load the reagent rack of various reagent bottle and the reactor for clearing up reaction, described water sample bottle is connected separately with each solenoid valve in many qis plate solenoid valve group respectively by conduit with the reagent bottle in reagent rack, the common channel outlet of described many qis plate solenoid valve group is connected with two solenoid valves in one-in-and-two-out solenoid valve group respectively by the first peristaltic pump, in described one-in-and-two-out solenoid valve group, the outlet of a solenoid valve is connected with waste liquid pool, the outlet of another solenoid valve is connected with reactor entrance, the outer wall of described reactor is nested with heating ring, is just provided with the fan for lowering the temperature to the direction of heating ring, the top of described reactor is provided with temperature sensor and gas outlet, reactor outlet by the second peristaltic pump with clear up water sample device and be connected, the signal output part of described temperature sensor is electrically connected with temperature controller, and the output terminal of described temperature controller is electrically connected with described heating ring, described temperature controller is electrically connected with the controller interactive mode controlled for signals collecting by computing machine.
Further scheme, the signal output part of described controller is electrically connected with the drive motor of solenoid valve, the first peristaltic pump, the second peristaltic pump, fan in the solenoid valve in many qis plate solenoid valve group, one-in-and-two-out solenoid valve group respectively.
Further scheme, is provided with water-level gauge in described water sample bottle, and the entrance of water sample bottle is connected for gathering water sample by self-priming pump with water sample pond; The signal input part of described self-priming pump is connected with described controller, and the signal output part of described water-level gauge is connected with described controller.
Further scheme, the bottom water delivering orifice of described water sample bottle is connected with waste liquid pool by membrane pump, is provided with draining valve between described water sample bottle and membrane pump; Described outlet of clearing up water sample device is connected with waste liquid pool by membrane pump, described in clear up between water sample device and membrane pump and be provided with tapping valve; The outlet of draining valve, tapping valve is connected with described membrane pump respectively by three-way pipe.
Further scheme, the signal input part of described membrane pump, draining valve, tapping valve is connected with described controller respectively.
Further scheme, the top of described reactor is provided with tensimeter.
Further scheme, described gas outlet is provided with vent valve, and described reactor inlet end is provided with liquid feed valve, endpiece is provided with liquid valve; The signal input part of described vent valve, liquid feed valve, liquid valve is connected with described controller respectively.
Further scheme, described many qis plate solenoid valve group is made up of one block of many discriminations that polyetheretherketonematerials materials is made plate and fixed thereon six solenoid valves, described reagent rack is provided with ultrapure water reagent bottle, digestion solution reagent bottle, reductive agent reagent bottle, acid solution reagent bottle, alkali liquor reagent bottle; The entrance of described six solenoid valves connects one to one respectively by conduit and water sample bottle, ultrapure water reagent bottle, digestion solution reagent bottle, reductive agent reagent bottle, acid solution reagent bottle, alkali liquor reagent bottle; The outlet of described six solenoid valves connects into common passage.
Further scheme, described conduit is corrosion-resistant pipe.
In the present invention, draining valve, liquid feed valve, vent valve, liquid valve and tapping valve are solenoid valve, are undertaken controlling its open and close by controller.
In addition, in the present invention, in many qis plate solenoid valve group, the quantity of solenoid valve can carry out corresponding adjustment according to the quantity of reagent bottle in reagent rack, if only have 3 reagent bottles, then only need be equipped with many qis plate solenoid valve group of four solenoid valve compositions.
Middle controller of the present invention is made up of power supply and control circuit, and this control circuit has water level detecting interface, multipath electrovalve control interface, peristaltic pump control interface, self-priming pump control interface, Miniature diaphragm pump control interface, fan control interface and communication interface.Controller is connected with the water-level gauge in water sample bottle by water level detecting interface; Be connected by multipath electrovalve control interface and six solenoid valves in draining valve, many qis plate solenoid valve group, two solenoid valves in one-in-and-two-out solenoid valve group and liquid feed valve, liquid valve, vent valve and the tapping valve cleared up on reactor; Be connected with the first peristaltic pump second peristaltic pump by peristaltic pump control interface; Be connected with self-priming pump by self-priming pump control interface; Be connected with the membrane pump in devil liquor recovery module by Miniature diaphragm pump control interface; Be connected with fan by fan control interface; Be connected with the computing machine shown for setting parameter control and analysis by communication interface.First peristaltic pump, the second peristaltic pump coordinate the solenoid valve in many qis plate solenoid valve group to be back to the function of reagent bottle by having rotated forward Excess reagents foldback in a certain amount of reagent sample introduction function, the common passage that reversed.
Computer of the present invention is used for the display of setting parameter control and analysis, it carries out message exchange with controller and temperature controller respectively by usb communication interface, complete the parameter configuration to controller and temperature controller, and control the opening of controller and temperature controller, stop test, after controller receives enabling signal, according to control flow, complete the control to various pump, solenoid valve and motor, after temperature controller receives enabling signal, according to control flow, complete and the temperature of digestion process is controlled; Controller computing machine setting with control under, complete the collection of control to pump, valve and signal, and the signal of acquisition upwards transferred to computing machine; Computing machine receives data analysis and the calculating of controller feedback.
Device of the present invention achieve to the collection of many water samples with clear up co-operate, the water sample detection step of simplification, improves efficiency, and is cleaned pipeline and equipment by ultrapure water, thus further increases the accuracy in detection of water sample.
The present invention is connected one to one respectively by conduit and water sample bottle, ultrapure water reagent bottle, digestion solution reagent bottle, reductive agent reagent bottle, acid solution reagent bottle, alkali liquor reagent bottle by the entrance of six solenoid valves in many qis plate solenoid valve group, thus multiple water sources water sample gathers before defining multiple water sample and water sample process, after water sample process etc.; The outlet of these six solenoid valves connects into common passage, namely realizes the extraction to multiple water sample by a water pump, and does not need open and close machine operation continually, the efficiency that improve collection, detect widely, and is conducive to the maintenance to equipment.
The present invention uses the electrical heating ring of annular to be nested in reactor periphery, carries out annular-heating, ensure that all fast even of heating to reactor; Simultaneously control by computing machine the temperature and time that temperature controller carries out accurately controlling heating, and accurately control fan by controller and cool, thus ensure that and clear up the thorough of reaction.In addition, use liquid feed valve, the carrying out in order of the feed liquor of reactor that liquid valve, vent valve three high pressure valves achieve, fluid and exhaust, improve the effect clearing up reaction, enhance the controllability to digestion process.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the present invention is described further.
Fig. 1 is apparatus structure schematic diagram of the present invention.
Fig. 2 is circuit theory diagrams of the present invention.
In figure: 1-water sample pond, 2-self-priming pump, 3-water sample bottle, 4-reagent rack: A1-ultrapure water reagent bottle, A2-digestion solution reagent bottle, A3-reductive agent reagent bottle, A4-acid solution reagent bottle, A5-alkali liquor reagent bottle, 5-many qis plate solenoid valve group, K1-first solenoid valve, K2-second solenoid valve, K3-the 3rd solenoid valve, K4-the 4th solenoid valve, K5-the 5th solenoid valve, K6-the 6th solenoid valve, 6-1 first peristaltic pump, 6-2 second peristaltic pump, 7-one-in-and-two-out solenoid valve group, K7-the 7th solenoid valve, K8 the 8th solenoid valve, 8-waste liquid pool, 9-membrane pump, 10-three-way pipe, 11-1 draining valve, 11-2 liquid feed valve, 11-3 vent valve, 11-4 liquid valve, 11-5 tapping valve, 12-reactor, 13-heating ring, 14-fan, 15-clears up water sample device, 16-tracheae, 17-tensimeter, 18-temperature sensor, 19-water-level gauge, 20-temperature controller, 21-computing machine, 22-controller.
Embodiment
In order to enable those skilled in the art to clearly to understand technical conceive of the present invention, existing the invention will be further described in conjunction with the accompanying drawings and embodiments.
As shown in Figure 1, a kind of water sample gathers and digestion instrument automatically, comprise the water sample bottle 3 for loading water sample to be measured, load the reagent rack 4 of various reagent bottle and the reactor 12 for clearing up reaction, described water sample bottle 3 is connected separately with each solenoid valve in many qis plate solenoid valve group 5 respectively by conduit with the reagent bottle in reagent rack 4, the common channel outlet of described many qis plate solenoid valve group 5 is connected with two solenoid valves in one-in-and-two-out solenoid valve group 7 respectively by the first peristaltic pump 6-1, in described one-in-and-two-out solenoid valve group 7, the outlet of a solenoid valve is connected with waste liquid pool 8, the outlet of another solenoid valve is connected with reactor 12 entrance, the outer wall of described reactor 12 is nested with heating ring 13, is just provided with the fan 14 for lowering the temperature to the direction of heating ring 13, the top of described reactor 12 is provided with temperature sensor 18 and gas outlet, reactor 12 exports by second wriggling (6-2 with clear up water sample device 15 and be connected, the signal output part of described temperature sensor 18 is electrically connected with temperature controller 20, and the output terminal of described temperature controller 20 is electrically connected with described heating ring 13, described temperature controller 20 is electrically connected with controller 22 interactive mode controlled for signals collecting by computing machine 21.The top of reactor 12 is provided with tensimeter 17.
As shown in Figure 2, the signal output part of controller 22 is electrically connected with the drive motor of solenoid valve, the first peristaltic pump 6-1, the second peristaltic pump 6-2, fan 14 in the solenoid valve in many qis plate solenoid valve group 5, one-in-and-two-out solenoid valve group 7 respectively.
Further scheme, is provided with water-level gauge 19 in described water sample bottle 3, and the entrance of water sample bottle 3 is connected for gathering water sample by self-priming pump 2 with water sample pond 1; The signal input part of described self-priming pump 2 is connected with described controller 22, and the signal output part of described water-level gauge 19 is connected with described controller 22.
Further scheme, the bottom water delivering orifice of described water sample bottle 3 is connected with waste liquid pool 8 by membrane pump 9, is provided with draining valve 11-1 between described water sample bottle 3 and membrane pump 9; Described outlet of clearing up water sample device 15 is connected with waste liquid pool 8 by membrane pump 9, described in clear up between water sample device 15 and membrane pump 9 and be provided with tapping valve 11-5; The outlet of draining valve 11-1, tapping valve 11-5 is connected with described membrane pump 9 respectively by three-way pipe 10.
Further scheme, the signal input part of described membrane pump 9, draining valve 11-1, tapping valve 11-5 is connected with described controller 22 respectively.
Further scheme, described gas outlet is provided with vent valve 11-3, and described reactor 12 inlet end is provided with liquid feed valve 11-2, endpiece is provided with liquid valve 11-4; Described vent valve 11-3, liquid feed valve 11-2, liquid valve 11-4 signal input part be connected with described controller 22 respectively.
Further scheme, described many qis plate solenoid valve group 5 is made up of one block of many discriminations that polyetheretherketonematerials materials is made plate and fixed thereon six solenoid valves, described reagent rack 4 is provided with ultrapure water reagent bottle A1, digestion solution reagent bottle A2, reductive agent reagent bottle A3, acid solution reagent bottle A4, alkali liquor reagent bottle A5; The entrance of described six solenoid valves connects one to one respectively by conduit and water sample bottle 3, ultrapure water reagent bottle A1, digestion solution reagent bottle A2, reductive agent reagent bottle A3, acid solution reagent bottle A4, alkali liquor reagent bottle A5; The outlet of described six solenoid valves connects into common passage.Water sample bottle 3, ultrapure water reagent bottle A1, digestion solution reagent bottle A2, reductive agent reagent bottle A3, acid solution reagent bottle A4, alkali liquor reagent bottle A5 is respectively at six solenoid valve K1, K2, K3, K4, K5, under the control of K6 and the first peristaltic pump 6-1, formed via water sample bottle 3, solenoid valve K1 is to one-in-and-two-out solenoid valve group 7, ultrapure water reagent bottle A1, solenoid valve K2 is to one-in-and-two-out solenoid valve group 7, via digestion solution reagent bottle A2, solenoid valve K3 is to one-in-and-two-out solenoid valve group 7, via reductive agent reagent bottle A3, solenoid valve K4 is to one-in-and-two-out solenoid valve group 7, via acid solution reagent bottle A4, solenoid valve K5 is to one-in-and-two-out solenoid valve group 7 with via alkali liquor reagent bottle A5, solenoid valve K6 is to such six the separate liquid flow paths of one-in-and-two-out solenoid valve group 7.And by the control having rotated and reverse liquid flow direction in liquid flow path of the first peristaltic pump 6-1: open corresponding solenoid valve, rotating forward just to be evacuated to by one-in-and-two-out solenoid valve group 7 by reagent a certain amount of in corresponding reagent bottle by the first peristaltic pump 6-1 clears up in reactor 12, and reverse reagent remaining in pipeline to send back to after in original reagent bottle by the first peristaltic pump 6-1 and stop operating, and close this solenoid valve, complete the extraction of a liquid.
Automatically gathered by water sample in the present invention below and be used for detecting arsenic in water sample and clearing up it with digestion instrument, its concrete operation step is as follows:
First configuration standard reagent:
(1) digestion agent is configured: take 0.79g potassium permanganate (analyzing pure, M=158.03), be placed in beaker, then add distilled water lentamente, stir, until completely dissolved, move into 250mL volumetric flask, and at least use purified rinse water beaker three times, with pure water accurate dilutions to scale.Be stored in 250ml vial.This solution is 0.02mol/L containing potassium permanganate;
(2) reductive agent is configured: take hydrazine hydrochloride (analyzing pure, M=104.97) 50.00g in the clean beaker of 500ml, add appropriate amount of purified water and make it whole dissolving, accurately pipetting 4.17mL hydrochloric acid with transfer pipet (analyzes pure, HCl, molecular weight 36.46) join in this solution, shake up, after solution cooling, move in 1000mL volumetric flask, and at least use purified rinse water beaker three times, pour in volumetric flask, be settled to 1000mL, be stored in glass reagent bottle.This solution is hydrochloric is 0.05mol/L, and hydrochloric hydrazine is 50g/L.
Then each reagent is joined in each corresponding reagent bottle in this device in reagent rack and measure.Step is as follows:
Step 1: device cleans
The controller 22 that instruction controls is set by computing machine 21 and controls each solenoid valve on many qis plate solenoid valve group 5, one-in-and-two-out solenoid valve group 7 and reactor and two peristaltic pump work: first open solenoid valve K2, K8 and liquid feed valve 11-2, control the first peristaltic pump 6-1 just turning to clear up in reactor 12 and inject 15ml ultrapure water, pipeline and reactor 12 are cleaned; Then shut electromagnetic valve K2, K8 and liquid feed valve 11-2, after having cleaned, open liquid valve 11-4, control the second peristaltic pump 6-2 to rotate forward ultrapure water to enter and clear up in water sample device 15, close liquid valve 11-4, open tapping valve 11-5, control membrane pump 9 works and is drained in waste liquid pool 8, then closes tapping valve 11-5;
Step 2: water sampling
Open self-priming pump 2, water sample in automatic collection water sample pond 1 is in water sample bottle 3, open solenoid valve K1, K8, control the first peristaltic pump 6-1 and just turning to clear up in reactor 12 and inject 10ml water sample, then control the first peristaltic pump 6-1 reversion and make unnecessary water sample be back in water sample bottle 3; Stop the first peristaltic pump 6-1, and shut electromagnetic valve K1, K8, then solenoid valve K2, K7 is opened, control the first peristaltic pump 6-1 to rotate forward, extracting ultrapure water in ultrapure water reagent bottle A1 directly enters in waste liquid pool 8 after rinsing pipeline, stops the first peristaltic pump 6-1 afterwards and shut electromagnetic valve K2, K7;
Step 3: add digestion solution
Open solenoid valve K3, K8, control the first peristaltic pump 6-1 rotating forward and the digestion solution (0.02mol/L potassium permanganate) in digestion solution reagent bottle A2 is injected 1ml to clearing up reactor 12, then control the first peristaltic pump 6-1 reversion and make unnecessary digestion solution be back in digestion solution reagent bottle A2; Stop the first peristaltic pump 6-1 afterwards and shut electromagnetic valve K3, K8, then solenoid valve K2, K7 is opened, control the first peristaltic pump 6-1 to rotate forward, extract after ultrapure water rinses pipeline and enter waste liquid pool 8, stop the first peristaltic pump 6-1 afterwards and shut electromagnetic valve K2, K7;
Step 4: High-temperature Digestion
The temperature parameter being set temperature controller 20 by computing machine 21 is 135 DEG C, reaction 10min is kept after heating ring 13 heating-up temperature to 135 DEG C, setting temperature controller temperature is afterwards 80 DEG C, open vent valve 11-3 by reactor inner high voltage air scavenge, open fan 14 pairs of heating rings 13 afterwards and carry out acceleration and be cooled to 80 DEG C;
Step 5: add reductive agent
Open the liquid valve 11-4 bottom reactor 12, control the second peristaltic pump 6-2 and rotate forward and discharge 2ml test fluid, then control the second peristaltic pump 6-2 and reverse, test fluid unnecessary in pipeline is returned in reactor 12; Close liquid valve 11-4, open tapping valve 11-5, control membrane pump 9 and test fluid is expelled to waste liquid pool 8, close tapping valve 11-5; Open solenoid valve K4, K8 again, controlling the first peristaltic pump 6-1 is just turning to reactor 12 to inject containing 0.05mol/L hydrochloric acid, 50g/L hydrazine hydrochloride reagent 2ml, then controlling the first peristaltic pump 6-1 reversion makes Excess reagents return, stop the first peristaltic pump 6-1 afterwards and shut electromagnetic valve K4, K8, then solenoid valve K2, K7 is opened, control the first peristaltic pump 6-1 to rotate forward, extract after ultrapure water rinses pipeline and enter waste liquid pool 8, stop the first peristaltic pump 6-1 afterwards and shut electromagnetic valve K2, K7;
Step 6: High-temperature Digestion
The temperature parameter to 135 DEG C of temperature controller 20 is set by computing machine 21, reaction 10min is kept after heating ring 13 heating-up temperature to 135 DEG C, setting temperature controller temperature is afterwards 20 DEG C, opens vent valve 11-3 by reactor inner high voltage air scavenge, opens fan 14 afterwards and carries out acceleration and be cooled to room temperature;
Step 7: digestion solution is emptying
Open liquid valve 11-4, control the second peristaltic pump 6-2 and rotate forward the digestion solution in reactor 12 to empty to and clear up in water sample device 15 stand-by, stop the second peristaltic pump 6-2 afterwards and close liquid valve 11-4.
Step 8: the digestion solution cleared up in water sample device 15 is detected.
The above is only the preferred embodiment of the present invention, it should be pointed out that for those skilled in the art, can also make some improvement under the premise without departing from the principles of the invention, and these improvement also should be considered as protection scope of the present invention.
Claims (9)
1. a water sample gathers and digestion instrument automatically, comprise the water sample bottle (3) for loading water sample to be measured, load the reagent rack (4) of various reagent bottle and the reactor (12) for clearing up reaction, it is characterized in that: described water sample bottle (3) is connected separately with each solenoid valve in many qis plate solenoid valve group (5) respectively by conduit with the reagent bottle in reagent rack (4), the common channel outlet of described many qis plate solenoid valve group (5) is connected with two solenoid valves in one-in-and-two-out solenoid valve group (7) respectively by the first peristaltic pump (6-1), in described one-in-and-two-out solenoid valve group (7), the outlet of a solenoid valve is connected with waste liquid pool (8), the outlet of another solenoid valve is connected with reactor (12) entrance, the outer wall of described reactor (12) is nested with heating ring (13), is just provided with the fan (14) for lowering the temperature to the direction of heating ring (13), the top of described reactor (12) is provided with temperature sensor (18) and gas outlet, reactor (12) outlet by the second peristaltic pump (6-2) with clear up water sample device (15) and be connected, the signal output part of described temperature sensor (18) is electrically connected with temperature controller (20), and the output terminal of described temperature controller (20) is electrically connected with described heating ring (13), described temperature controller (20) is electrically connected with controller (22) interactive mode controlled for signals collecting by computing machine (21).
2. a kind of water sample according to claim 1 gathers and digestion instrument automatically, it is characterized in that: the signal output part of described controller (22) is electrically connected with the drive motor of solenoid valve, the first peristaltic pump (6-1), the second peristaltic pump (6-2), fan (14) in the solenoid valve in many qis plate solenoid valve group (5), one-in-and-two-out solenoid valve group (7) respectively.
3. a kind of water sample according to claim 1 gathers and digestion instrument automatically, it is characterized in that: be provided with water-level gauge (19) in described water sample bottle (3), and the entrance of water sample bottle (3) is connected for gathering water sample by self-priming pump (2) with water sample pond (1); The signal input part of described self-priming pump (2) is connected with described controller (22), and the signal output part of described water-level gauge (19) is connected with described controller (22).
4. a kind of water sample according to claim 1 gathers and digestion instrument automatically, it is characterized in that: the bottom water delivering orifice of described water sample bottle (3) is connected with waste liquid pool (8) by membrane pump (9), is provided with draining valve (11-1) between described water sample bottle (3) and membrane pump (9); Described outlet of clearing up water sample device (15) is connected with waste liquid pool (8) by membrane pump (9), described in clear up between water sample device (15) and membrane pump (9) and be provided with tapping valve (11-5); The outlet of draining valve (11-1), tapping valve (11-5) is connected with described membrane pump (9) respectively by three-way pipe (10).
5. a kind of water sample according to claim 4 gathers and digestion instrument automatically, it is characterized in that: the signal input part of described membrane pump (9), draining valve (11-1), tapping valve (11-5) is connected with described controller (22) respectively.
6. a kind of water sample according to claim 1 gathers and digestion instrument automatically, it is characterized in that: the top of described reactor (12) is provided with tensimeter (17).
7. a kind of water sample according to claim 1 gathers and digestion instrument automatically, it is characterized in that: described gas outlet is provided with vent valve (11-3), and described reactor (12) inlet end is provided with liquid feed valve (11-2), endpiece is provided with liquid valve (11-4); Described vent valve (11-3), liquid feed valve (11-2), liquid valve (11-4) signal input part be connected with described controller (22) respectively.
8. a kind of water sample according to claim 1 gathers and digestion instrument automatically, it is characterized in that: described many qis plate solenoid valve group (5) is made up of one block of many discriminations that polyetheretherketonematerials materials is made plate and fixed thereon six solenoid valves, described reagent rack (4) is provided with ultrapure water reagent bottle (A1), digestion solution reagent bottle (A2), reductive agent reagent bottle (A3), acid solution reagent bottle (A4), alkali liquor reagent bottle (A5); The entrance of described six solenoid valves connects one to one respectively by conduit and water sample bottle (3), ultrapure water reagent bottle (A1), digestion solution reagent bottle (A2), reductive agent reagent bottle (A3), acid solution reagent bottle (A4), alkali liquor reagent bottle (A5); The outlet of described six solenoid valves connects into common passage.
9.
a kind of water sample according to claim 1 gathers and digestion instrument automatically, it is characterized in that: described conduit is corrosion-resistant pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520907125.2U CN205176043U (en) | 2015-11-14 | 2015-11-14 | Water sample automatic acquisition and digestion instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520907125.2U CN205176043U (en) | 2015-11-14 | 2015-11-14 | Water sample automatic acquisition and digestion instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205176043U true CN205176043U (en) | 2016-04-20 |
Family
ID=55740019
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520907125.2U Active CN205176043U (en) | 2015-11-14 | 2015-11-14 | Water sample automatic acquisition and digestion instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205176043U (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105921042A (en) * | 2016-05-11 | 2016-09-07 | 杭州哈帝机器人科技有限公司 | Solvent proportioning system and proportioning method for car washing robot |
| CN106198134A (en) * | 2016-06-24 | 2016-12-07 | 维科托（北京）科技有限公司 | In sedimentary rock total content of organic carbon analyze pretreating device and control method |
| CN106289432A (en) * | 2016-08-08 | 2017-01-04 | 江苏省农业科学院 | The digestion solution batch transfer volume fixing device of a kind of Wet and control module thereof |
| CN107543747A (en) * | 2017-08-25 | 2018-01-05 | 吉林大学 | A kind of rapid microwave aids in leaching device and method |
| CN108241066A (en) * | 2018-01-18 | 2018-07-03 | 南京洁态环保科技有限公司 | A kind of the inner loop pipeline system and its control method of more test solution Programmable detections |
| CN109116043A (en) * | 2018-09-17 | 2019-01-01 | 沈阳汉威科技有限公司 | Monitoring water quality on line equipment and control method based on programmable controller |
| CN109444366A (en) * | 2018-11-30 | 2019-03-08 | 苏州奥特福环境科技有限公司 | A kind of water quality analytical system and method |
| CN109541244A (en) * | 2018-10-30 | 2019-03-29 | 长沙塞克陆德医疗科技有限公司 | A kind of iodine element automatic detector and its control method |
| CN110031272A (en) * | 2018-01-08 | 2019-07-19 | 基础科学公司 | Disappear molten and the multiple sample introduction systems of connection systems for automatic sampling, sample |
| CN111398259A (en) * | 2020-03-24 | 2020-07-10 | 中国科学院合肥物质科学研究院 | Automatic detection device and detection method for pesticide residues in water body |
| CN114778210A (en) * | 2022-06-24 | 2022-07-22 | 国家海洋技术中心 | Water storage tank, multi-point automatic water sampling device and method |
| CN115452495A (en) * | 2021-06-08 | 2022-12-09 | 中核核电运行管理有限公司 | Chemical reaction device for preparing carbon-14 sample in water |
-
2015
- 2015-11-14 CN CN201520907125.2U patent/CN205176043U/en active Active
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105921042A (en) * | 2016-05-11 | 2016-09-07 | 杭州哈帝机器人科技有限公司 | Solvent proportioning system and proportioning method for car washing robot |
| CN106198134A (en) * | 2016-06-24 | 2016-12-07 | 维科托（北京）科技有限公司 | In sedimentary rock total content of organic carbon analyze pretreating device and control method |
| CN106289432B (en) * | 2016-08-08 | 2023-12-12 | 江苏省农业科学院 | Digestion liquid batch transfer constant volume device for wet digestion and control module thereof |
| CN106289432A (en) * | 2016-08-08 | 2017-01-04 | 江苏省农业科学院 | The digestion solution batch transfer volume fixing device of a kind of Wet and control module thereof |
| CN107543747A (en) * | 2017-08-25 | 2018-01-05 | 吉林大学 | A kind of rapid microwave aids in leaching device and method |
| CN110031272A (en) * | 2018-01-08 | 2019-07-19 | 基础科学公司 | Disappear molten and the multiple sample introduction systems of connection systems for automatic sampling, sample |
| CN108241066A (en) * | 2018-01-18 | 2018-07-03 | 南京洁态环保科技有限公司 | A kind of the inner loop pipeline system and its control method of more test solution Programmable detections |
| CN108241066B (en) * | 2018-01-18 | 2021-06-15 | 南京洁态环保科技有限公司 | Internal circulation pipeline system for multi-test-solution program detection and control method thereof |
| CN109116043A (en) * | 2018-09-17 | 2019-01-01 | 沈阳汉威科技有限公司 | Monitoring water quality on line equipment and control method based on programmable controller |
| CN109116043B (en) * | 2018-09-17 | 2024-01-30 | 沈阳汉威科技有限公司 | Water quality on-line monitoring equipment based on programmable controller and control method |
| CN109541244A (en) * | 2018-10-30 | 2019-03-29 | 长沙塞克陆德医疗科技有限公司 | A kind of iodine element automatic detector and its control method |
| CN109444366A (en) * | 2018-11-30 | 2019-03-08 | 苏州奥特福环境科技有限公司 | A kind of water quality analytical system and method |
| CN111398259A (en) * | 2020-03-24 | 2020-07-10 | 中国科学院合肥物质科学研究院 | Automatic detection device and detection method for pesticide residues in water body |
| CN115452495A (en) * | 2021-06-08 | 2022-12-09 | 中核核电运行管理有限公司 | Chemical reaction device for preparing carbon-14 sample in water |
| CN114778210A (en) * | 2022-06-24 | 2022-07-22 | 国家海洋技术中心 | Water storage tank, multi-point automatic water sampling device and method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205176043U (en) | Water sample automatic acquisition and digestion instrument | |
| CN204044056U (en) | For the device of online water quality detection | |
| CN206038669U (en) | COD water quality automatic monitoring equipment | |
| CN105499231A (en) | Biochemical instrument liquid path system and method | |
| CN102353724B (en) | On-line detection system and method of trace dissolved gas in organic oil | |
| CN103267795B (en) | On-line monitoring analyzer for fluorinion in water and detection method thereof | |
| CN106908403B (en) | A kind of high-precision novel water quality detecting device | |
| CN201159728Y (en) | Automatic detection instrument for permanganate index | |
| CN108508140A (en) | A kind of full-automatic permanganate index analysis system | |
| CN106370807A (en) | Automatic sampling detection system for boiler water | |
| CN104749336A (en) | Positive air pressure transmission device for online water quality monitoring instrument | |
| CN206177805U (en) | Advance permanganate index analysis appearance of appearance in succession | |
| CN219870471U (en) | Reaction kettle sampling device | |
| CN109294890A (en) | Microbial fermentation multi-component online analysis device and use method thereof | |
| CN204924952U (en) | Online water quality analyzer ware of chemical oxygen demand | |
| CN208902751U (en) | Quantitative sample injection and cleaning system | |
| CN202330373U (en) | Automatic dilution device for ion chromatography solution | |
| CN102375073A (en) | Fully automatic fluorine analyzer and analytical method thereof | |
| CN219121825U (en) | Atmosphere multi-point sampling detection equipment | |
| CN217359159U (en) | Automatic sampling device for on-line monitoring of underground water | |
| CN207816912U (en) | A kind of laboratory separation and purification of protein system | |
| CN106053537A (en) | Developing solution concentration monitoring system and developing solution concentration monitoring method | |
| CN206960462U (en) | A kind of seawater quality optics on-line monitoring system | |
| CN206223776U (en) | A kind of boiler water automatic sampling detecting system | |
| CN102590119B (en) | Harmful bacterium real-time detecting method and detecting device in water environment for fish-farming based on micro-fluidic chip |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |