CN111398013B - Water bath digestion device for land survey - Google Patents
Water bath digestion device for land survey Download PDFInfo
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- CN111398013B CN111398013B CN202010281524.8A CN202010281524A CN111398013B CN 111398013 B CN111398013 B CN 111398013B CN 202010281524 A CN202010281524 A CN 202010281524A CN 111398013 B CN111398013 B CN 111398013B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/44—Sample treatment involving radiation, e.g. heat
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Abstract
The invention discloses a water bath digestion device for land survey, and relates to the technical field of water bath heating. The water bath device comprises a water bath kettle, wherein an opening is formed in the top end of the water bath kettle, a first heating plate is arranged between a double-layer water bath kettle and an interlayer, a carrier is arranged in the water bath kettle, a plurality of clamping holes are formed in the carrier, storage barrels which correspond to the clamping holes one to one are arranged in the carrier, the storage barrels are fixedly connected with the carrier, a second heating plate and a temperature sensor are arranged between the double-layer storage barrels and the interlayer, and the temperature sensor and the second heating plate are electrically connected to a controller. Can heat for the thing bucket of putting that corresponds through the second hot plate, detect the temperature through temperature sensor to more efficient controls the temperature, can be at utmost clear up.
Description
Technical Field
The invention relates to the technical field of water bath heating, in particular to a water bath digestion device for land exploration.
Background
At present, most domestic constant-temperature heating magnetic stirrers are used as alkali digestion equipment to directly dissolve out hexavalent chromium in solid wastes: that is, the sample is placed in Na at a specified temperature (90-95 ℃) and time 2 CO 3 The digestion is carried out in NaOH solution. In the alkaline extraction environment, the possibility of Cr (VI) reduction and Cr (III) oxidation is minimized, thereby maximally ensuring that the chromium in the digested sample to be detected exists in the form of hexavalent chromium. In the digestion process, the temperature is below 90.0 ℃, the digestion is incomplete, and hexavalent chromium can not be effectively extracted; when the digestion temperature is higher than 95.0 ℃, the digestion solution is easy to cause extraction loss due to boiling and explosion, so that the accuracy of the measurement result is influenced. Therefore, the digestion temperature of the sample must be strictly controlled within the range of 90-95 ℃.
The Chinese patent with publication number CN108941173A discloses a leaching extraction method of soil hexavalent chromium, which comprises the following steps: s1, collecting soil; s2, preparing a mixed solution of the soil and an eluent, carrying out 360-degree rotary leaching, and carrying out solid-liquid separation in a rotary state to obtain a supernatant; and s3, measuring the content of hexavalent chromium in the supernatant. Step s1 comprises screening the collected soil through a 10-mesh sieve. Before step s2, further comprising: and s11, the screened soil is selected to be digested by hydrochloric acid-nitric acid-perchlorate, and the total chromium content in the soil per unit mass is determined by adopting a flame-atom absorption method according to the determination method of GB-15618-1995 chromium. Before step s2, further comprising: and s12, selecting the screened soil, carrying out alkaline digestion by American EPA, and measuring the amount of hexavalent chromium contained in the soil per unit mass by adopting a dibenzoyl dihydrazide spectrophotometer.
The prior art solutions in the above patents have the following drawbacks: the above-mentioned apparatus does not control the temperature, and the above-mentioned background art is liable to cause incomplete digestion or boiling during digestion, thereby affecting the measurement result.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a water bath digestion device for land exploration.
The above object of the present invention is achieved by the following technical solutions:
the utility model provides a water bath digestion device for land reconnaissance, includes the water bath, water bath top end opening sets up, be equipped with first hot plate between the double-deck setting of water bath and the intermediate layer, be equipped with the carrier in the water bath, a plurality of joint holes have been seted up to the carrier, be equipped with in addition with the thing bucket is put to joint hole one-to-one, put the thing bucket with carrier fixed connection, each it is equipped with second hot plate and temperature sensor to put between thing bucket double-deck setting and the intermediate layer, temperature sensor with the equal electricity of second hot plate is connected in the controller.
Through adopting above-mentioned technical scheme, come to heat the liquid in the water bath through the first hot plate of controller control, place the test tube or the beaker that await measuring in putting the thing bucket (select suitable carrier according to the demand) through the joint hole on the carrier, heat putting the thing bucket through the water bath, set up temperature sensor's temperature at 90 ~ 95 ℃ in-range, when the temperature of putting in the thing bucket does not satisfy above-mentioned scope, come to heat corresponding thing bucket through controller control second hot plate, when the temperature reaches the scope, the second hot plate stop work, thereby the temperature of putting the thing bucket has been guaranteed, first hot plate has the heating wire with second hot plate surface equipartition.
The present invention in a preferred example may be further configured to: the inner layer of the storage barrel is connected with a chute formed in the outer layer of the storage barrel in a sliding mode through a strip-shaped block, the second heating plates are evenly distributed on the inner layer, and a heat insulation layer is filled between the inner layer and the outer layer.
Through adopting above-mentioned technical scheme, the bar piece of setting can sliding connection in the spout, is convenient for take out the inlayer and clears up outer inside wall, has reduced the relative rotation between inlayer and the skin at the in-process of heating simultaneously, and the heat preservation of packing can effectual inlayer keep warm, and the rock wool layer can be chooseed for use to the heat preservation.
The present invention in a preferred example may be further configured to: the top of putting the thing bucket is equipped with the apron, apron one side with put the thing bucket skin one side is articulated to be connected, the apron upside is equipped with adds the material pipe, it runs through to add the material pipe apron and one end stretch into put the intracavity of thing bucket, it keeps away from to add the material pipe put thing bucket one side and is equipped with the flow stopping valve.
Through adopting above-mentioned technical scheme, the mixed liquid that adds that the pipe can conveniently heat in the inlayer that sets up adds reagent, can let hexavalent chromium maximum clear up, conveniently draws, adds the pipe and is the hose, and the apron and the connected mode homoenergetic that set up can close the apron in advance, reduces the spill at the inboard liquid of in-process that removes.
The present invention in a preferred example may be further configured to: the glass color comparison card is arranged on one side of the glass panel and embedded in the outer surface of the outer layer.
Through adopting above-mentioned technical scheme, the glass panels who sets up conveniently goes to observe the inside condition of clearing up, can survey out the corresponding soil condition through the color comparison card simultaneously.
The present invention in a preferred example may be further configured to: the cover plate is provided with a ball bearing in a penetrating mode, and the feeding pipe is inserted into the ball bearing.
Through adopting above-mentioned technical scheme, the ball bearing of setting can be under the prerequisite that need not open the apron, stirs through adding the mixed liquid of material pipe in to the inlayer, can make clear up more thoroughly fast.
The invention in a preferred example may be further configured to: the material adding pipe is a Z-shaped pipe.
Through adopting above-mentioned technical scheme, set up to Z type pipe, can conveniently go to stir the mixed liquid in the inlayer.
The present invention in a preferred example may be further configured to: and an ultrasonic oscillator is arranged at the bottom of the water bath kettle.
Through adopting above-mentioned technical scheme, the ultrasonic oscillator that sets up can be more even stir the liquid in the inlayer, clear up more thoroughly.
The invention in a preferred example may be further configured to: the bottom surface of the water bath kettle is obliquely arranged, and a water outlet is formed in the lowest end of the bottom surface of the water bath kettle.
Through adopting above-mentioned technical scheme, the slope setting of bottom surface can conveniently go the water in the water bath and gather, can conveniently go the drainage through the delivery port.
In conclusion, the beneficial technical effects of the invention are as follows:
1. by adopting the technical scheme, the first heating plate is controlled by the controller to heat liquid in the water bath, a test tube or a beaker to be tested is placed in the storage barrel through the clamping hole in the storage rack (a proper storage rack is selected according to requirements), the storage barrel is heated by the water bath, the temperature of the temperature sensor is set within the range of 90-95 ℃, when the temperature in the storage barrel does not meet the range, the second heating plate is controlled by the controller to heat the corresponding storage barrel, and when the temperature reaches the range, the second heating plate stops working, so that the temperature of the storage barrel is ensured, and the first heating plate and the second heating plate are arranged;
2. through adopting above-mentioned technical scheme, the bar piece that sets up can sliding connection in the spout, is convenient for take out the inlayer and clears up outer inside wall, has reduced the relative rotation between inlayer and the skin at the in-process of heating simultaneously, and the heat preservation of packing can effectual inlayer keep warm, and the rock wool layer can be chooseed for use to the heat preservation.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 isbase:Sub>A partial perspective cross-sectional view taken along plane A-A of FIG. 1;
FIG. 3 is a partial perspective cross-sectional view taken along line B-B of FIG. 1;
fig. 4 is a schematic sectional view of the feeding pipe in embodiment 2 of the present invention.
Reference numerals: 1. a water bath kettle; 2. a first heating plate; 3. a carrier; 4. a clamping hole; 5. a storage barrel; 6. a second heating plate; 7. a temperature sensor; 8. a controller; 9. a bar-shaped block; 10. a chute; 11. an inner layer; 12. an outer layer; 13. a heat-insulating layer; 14. a cover plate; 15. a feeding pipe; 16. a flow stop valve; 17. a glass panel; 18. a color comparison card; 19. a ball bearing; 20. an ultrasonic oscillator; 21. and (4) a water outlet.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example 1:
referring to fig. 1 and 2, a water bath digestion apparatus for land exploration in embodiment 1 disclosed in the present invention includes a water bath 1, a top end of the water bath 1 is provided with an opening, as shown in fig. 3, the water bath 1 is provided with a double layer, a first heating plate 2 is provided between interlayers, a carrier 3 is provided in the water bath 1, the carrier 3 is provided with a plurality of clamping holes 4, and storage buckets 5 corresponding to the clamping holes 4 one by one are further provided, the storage buckets 5 are fixedly connected to the carrier 3, a second heating plate 6 and a temperature sensor 7 are provided between interlayers of each storage bucket 5, and both the temperature sensor 7 and the second heating plate 6 are electrically connected to a controller 8. The liquid in the water bath 1 is heated by controlling the first heating plate 2 through the controller 8, test tubes or beakers to be detected are placed in the object placing barrel 5 through the clamping holes 4 in the object placing rack 3 (a proper object placing rack 3 is selected according to requirements), the object placing barrel 5 is heated through the water bath 1, the temperature of the temperature sensor 7 is set within the range of 90-95 ℃, when the temperature in the object placing barrel 5 does not meet the range, the second heating plate 6 is controlled through the controller 8 to heat the corresponding object placing barrel 5, when the temperature reaches the range, the second heating plate 6 stops working, the temperature of the object placing barrel 5 is guaranteed, and heating wires (not shown in the figure) are uniformly distributed on the surfaces of the first heating plate 2 and the second heating plate 6. The bottom surface of the water bath kettle 1 is obliquely arranged, and the lowest end of the bottom surface of the water bath kettle 1 is provided with a water outlet 21. The slope setting of bottom surface can conveniently go the water in the water bath 1 and gather, can conveniently go the drainage through delivery port 21. The bottom of the water bath 1 is provided with an ultrasonic oscillator 20. The ultrasonic oscillator 20 can stir the liquid in the inner layer 11 more uniformly, and can digest the liquid more thoroughly.
As shown in fig. 2 and 3, the inner layer 11 of the storage barrel 5 is slidably connected to the sliding groove 10 formed in the outer layer 12 of the storage barrel 5 through the bar-shaped blocks 9, the second heating plates 6 are uniformly distributed on the inner layer 11, and the heat insulation layer 13 is filled between the inner layer 11 and the outer layer 12. The bar-shaped block 9 that sets up can sliding connection in spout 10, is convenient for take out inlayer 11 and clears up outer 12's inside wall, has reduced the relative rotation between inlayer 11 and the outer 12 at the in-process of heating simultaneously, and the heat preservation 13 of filling can effectual inlayer 11 keep warm, and rock wool layer can be chooseed for use to heat preservation 13. The top of putting thing bucket 5 is equipped with apron 14, and 14 one sides of apron are connected with outer 12 one side of putting thing bucket 5 is articulated, and 14 upsides of apron are equipped with and add material pipe 15, and add material pipe 15 and run through apron 14 and one end and stretch into the intracavity of putting thing bucket 5, and it is equipped with only to stop valve 16 to keep away from thing bucket 5 one side to add material pipe 15. The material pipe 15 that adds that sets up can be conveniently to the mixed liquid of heating in the inlayer 11 add reagent, can let hexavalent chromium maximum clear up, conveniently draws, adds material pipe 15 and is the hose, and apron 14 and the connected mode homoenergetic that sets up can close apron 14 in advance, reduces the spill at the inboard liquid of in-process that removes. A glass panel 17 is arranged on one side of the side wall of the storage barrel 5, a color comparison card 18 is arranged on one side of the glass panel 17, and the color comparison card 18 is embedded on the outer surface of the outer layer 12. The glass panel 17 that sets up conveniently goes the inside condition of clearing up of observation, can survey out the corresponding soil condition through colour comparison card 18 simultaneously. The cover plate 14 is provided with a ball bearing 19 in a penetrating way, and the feeding pipe 15 is inserted in the ball bearing 19. The ball bearing 19 that sets up can be under the prerequisite that need not open apron 14, stirs through adding the mixed liquid of material pipe 15 in to inlayer 11, can make clear up more thoroughly fast.
Example 2:
as shown in fig. 4, a water bath digestion apparatus for earth exploration in example 2 of the present invention is basically the same as that in example 1, except that: the feeding pipe 15 is a Z-shaped pipe. Set up to the Z type pipe, can conveniently go to stir the mixed liquid in inlayer 11. The use of the Z-shaped pipe can realize stirring only by common rotary connection without using the ball bearing 19.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.
Claims (5)
1. A water bath digestion device for land exploration comprises a water bath kettle (1), wherein an opening is formed in the top end of the water bath kettle (1), the water bath kettle (1) is arranged in a double-layer mode, a first heating plate (2) is arranged between interlayers, a carrier (3) is arranged in the water bath kettle (1), and a plurality of clamping holes (4) are formed in the carrier (3), the water bath digestion device is characterized in that object placing barrels (5) which correspond to the clamping holes (4) one by one are additionally arranged, the object placing barrels (5) are fixedly connected with the carrier (3), a second heating plate (6) and a temperature sensor (7) are arranged between the interlayers in the double-layer mode in each object placing barrel (5), and the temperature sensor (7) and the second heating plate (6) are electrically connected with a controller (8);
the inner layer (11) of the storage barrel (5) is connected with a sliding groove (10) formed in the outer layer (12) of the storage barrel (5) in a sliding mode through a strip-shaped block (9), the second heating plates (6) are uniformly distributed on the inner layer (11), and a heat insulation layer (13) is filled between the inner layer (11) and the outer layer (12); a cover plate (14) is arranged at the top of the storage barrel (5), one side of the cover plate (14) is hinged with one side of the outer layer (12) of the storage barrel (5), a material adding pipe (15) is arranged on the upper side of the cover plate (14), the material adding pipe (15) penetrates through the cover plate (14), one end of the material adding pipe extends into the cavity of the storage barrel (5), and a stop valve (16) is arranged on one side, far away from the storage barrel (5), of the material adding pipe (15); the feeding pipe (15) is a Z-shaped pipe.
2. The water bath digestion device for the land survey as claimed in claim 1, wherein a glass panel (17) is provided on one side of the sidewall of the storage barrel (5), a color card (18) is provided on one side of the glass panel (17), and the color card (18) is embedded in the outer surface of the outer layer (12).
3. The water bath digestion device for the earth survey as claimed in claim 1, wherein the cover plate (14) is provided with a ball bearing (19) in a penetrating manner, and the feeding pipe (15) is inserted into the ball bearing (19).
4. A water bath digestion apparatus for earth exploration, according to claim 1, characterized in that the bottom of the water bath kettle (1) is provided with an ultrasonic oscillator (20).
5. The water bath digestion device for the earth survey as claimed in claim 1, wherein the bottom surface of the water bath (1) is inclined, and the lowest end of the bottom surface of the water bath (1) is provided with a water outlet (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010281524.8A CN111398013B (en) | 2020-04-10 | 2020-04-10 | Water bath digestion device for land survey |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010281524.8A CN111398013B (en) | 2020-04-10 | 2020-04-10 | Water bath digestion device for land survey |
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| CN111398013A CN111398013A (en) | 2020-07-10 |
| CN111398013B true CN111398013B (en) | 2022-12-13 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1998020341A1 (en) * | 1996-11-08 | 1998-05-14 | Mountain States Analytical, Inc. | Sample preparation for metals analysis using accelerated acid digestion (aad) |
| GB201101731D0 (en) * | 2011-02-01 | 2011-03-16 | Harris Matthew E | Water bath cooker |
| CN205280470U (en) * | 2015-12-30 | 2016-06-01 | 海南鼎人科技有限公司 | Appearance is cleared up to intelligent high efficiency of supersound perspective |
| CN205719729U (en) * | 2016-04-18 | 2016-11-23 | 安徽创新检测技术有限公司 | A kind of soil digestion assay device of consistent heat generation |
| CN206114411U (en) * | 2016-10-09 | 2017-04-19 | 农业部亚热带果品蔬菜质量监督检验测试中心 | A digestion device for determining soil organic matter content |
| CN208420512U (en) * | 2018-08-01 | 2019-01-22 | 南京林业大学 | A kind of device of rapid-digestion soil |
-
2020
- 2020-04-10 CN CN202010281524.8A patent/CN111398013B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1998020341A1 (en) * | 1996-11-08 | 1998-05-14 | Mountain States Analytical, Inc. | Sample preparation for metals analysis using accelerated acid digestion (aad) |
| GB201101731D0 (en) * | 2011-02-01 | 2011-03-16 | Harris Matthew E | Water bath cooker |
| CN205280470U (en) * | 2015-12-30 | 2016-06-01 | 海南鼎人科技有限公司 | Appearance is cleared up to intelligent high efficiency of supersound perspective |
| CN205719729U (en) * | 2016-04-18 | 2016-11-23 | 安徽创新检测技术有限公司 | A kind of soil digestion assay device of consistent heat generation |
| CN206114411U (en) * | 2016-10-09 | 2017-04-19 | 农业部亚热带果品蔬菜质量监督检验测试中心 | A digestion device for determining soil organic matter content |
| CN208420512U (en) * | 2018-08-01 | 2019-01-22 | 南京林业大学 | A kind of device of rapid-digestion soil |
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| CN111398013A (en) | 2020-07-10 |
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