CN215115903U - Detection apparatus for rapid survey aquatic aniline - Google Patents
Detection apparatus for rapid survey aquatic aniline Download PDFInfo
- Publication number
- CN215115903U CN215115903U CN202023069852.6U CN202023069852U CN215115903U CN 215115903 U CN215115903 U CN 215115903U CN 202023069852 U CN202023069852 U CN 202023069852U CN 215115903 U CN215115903 U CN 215115903U
- Authority
- CN
- China
- Prior art keywords
- detection
- tube
- test tube
- aniline
- base
- 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
Images
Landscapes
- Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
- Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
Abstract
The utility model discloses a detection device for rapidly determining aniline in water, which comprises a base, wherein the base is a square plate horizontally fixed on the ground, a test tube rack is fixed on the top end surface of the base, a test tube, a first detection tube and a second detection tube are placed on the test tube rack, the second detection tube is a brown glass bottle, and the outer walls of the test tube, the first detection tube and the second detection tube are provided with capacity scales, the first detection tube is filled with a detection solution 1(0.1mL of 50g/L sodium nitrite solution), and the second detection tube is filled with a detection solution 2 (potassium bisulfate, ammonium sulfamate and N-1-naphthyl ethylenediamine hydrochloride mixed solution. in short, the technical scheme of the application utilizes a coherent and compact structure, solves the problems that the traditional collection amount is large, and professional personnel and expensive instruments are required to be equipped, meanwhile, the operation is complex, and the method is not suitable for field water quality detection in rural remote areas and sudden environmental pollution accidents.
Description
Technical Field
The utility model relates to a chemistry detects technical field, concretely relates to detection device of rapid survey aquatic aniline.
Background
Aniline is an important organic chemical raw material and widely used in the production processes of rubber, printing and dyeing, pharmacy and the like, is considered to be a carcinogenic substance, belongs to a high-toxicity substance, can be combined with hemoglobin in vivo to form methemoglobin, so that the binding capacity of the hemoglobin and oxygen is reduced to cause human poisoning, therefore, aniline has become one of important detection indexes of environmental protection and health departments of various countries, and is listed as a pollutant for preferential detection in China.
The prior aniline measuring methods mainly comprise spectrophotometry, fluorescence, electrochemical analysis, chromatography and the like. More, adopting naphthyl ethylenediamine spectrophotometry, diazotizing aniline compound with nitrite under acidic condition (pH1.5-2.0), coupling with N- (1-naphthyl) ethylenediamine hydrochloride to generate mauve dye, and carrying out spectrophotometry.
Although the above-mentioned traditional laboratory method can carry out accurate quantification to the pollutant, and have higher accuracy and sensitivity, nevertheless have following drawback:
one, the need to collect large amounts of sample, equip with specialized personnel and expensive instrumentation.
And secondly, the operation is complex and time-consuming, and the method is not suitable for field water quality detection of rural remote areas and sudden environmental pollution accidents.
Therefore, it is desirable to provide a detection device for rapidly detecting aniline in water.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a detection device of short-term test aquatic aniline to it is big to solve current collection volume, need be equipped with professional and expensive instrument and equipment, and the while operation is complicated, is unsuitable to the field water quality testing's of rural remote area and sudden environmental pollution accident problem.
In order to achieve the above object, the utility model discloses a following technical scheme realizes:
a detection device for rapidly determining aniline in water comprises a base, wherein the base is a square plate horizontally fixed on the ground, a test tube rack is fixed on the top end face of the base, a test tube, a first detection tube and a second detection tube are placed on the test tube rack, the second detection tube is a brown glass bottle, capacity scales are arranged on the outer walls of the test tube, the first detection tube and the second detection tube, a sodium nitrite solution with a detection solution 1 of 0.1mL50g/L is filled in the first detection tube, a detection solution 2 of potassium bisulfate, ammonium sulfamate and N-1-naphthyl ethylenediamine hydrochloride mixed solution is filled in the second detection tube, and the mixed solution is dissolved in 100mL of water after being mixed according to the mass ratio of 1:25:40 and is stored in the brown glass bottle after being fully mixed;
a supporting bracket is fixed on the side wall of the test tube rack, a through round hole is formed in the supporting bracket in the vertical direction, and an injector is arranged in the round hole of the supporting bracket;
the color comparison device comprises a base and is characterized in that a fixing plate is arranged at the top end of the base, color comparison cards are arranged on the front end face of the fixing plate at equal intervals, and eight groups of color comparison cards are arranged (eight groups of colors displayed by 10.0 mu g/mL of aniline standard use liquid with different volumes of 0.25, 0.50, 1.00, 2.00, 4.00, 6.00, 8.00 and 10.0mL are used for manufacturing corresponding color scales, and each color scale has corresponding aniline content).
Furthermore, the top end of the base is provided with a water bath kettle which is positioned under the injector, and the needle head of the injector completely extends into the water bath kettle.
Further, a timer is arranged on the fixing plate.
Further, the top of test tube is provided with the test tube lid, the top of detecting tube one is provided with detecting tube lid one, the top of detecting tube two is provided with detecting tube lid two.
Further, the fixed plate is located the rear end of test-tube rack, and the colour comparison card sets up in the preceding terminal surface of fixed plate.
Further, the test tube is provided with a plurality of.
The beneficial effects of the utility model reside in that:
1. the utility model discloses a detection device of spot test aquatic aniline easy operation only needs to add two kinds of detection liquid, adds and detects both to detect and accomplish after 2 color developments of liquid, has faster efficiency, effectively reduces the running cost.
2. The utility model discloses a detection device of rapid survey aquatic aniline adopts under the acidic condition (pH1.5-2.0) and nitrite diazotization, and then with N- (1-naphthyl) ethylenediamine hydrochloride couplet, generates mauve dyestuff, and is unanimous with current people's republic of china national standard GB 11889-89 "quality of water aniline class compound survey N- (1-naphthyl) ethylenediamine azo spectrophotometry" method principle.
3. The utility model discloses a color comparison card among the detection device of rapid survey aquatic aniline has 8 colour levels, and higher survey precision can be satisfied to sufficient colour level.
4. The utility model discloses a detection device of rapid survey aquatic aniline has reduced water sample sampling volume and reagent addition on the basis that does not influence the survey, not only saves time but also practices thrift the reagent, has reduced environmental pollution, has also reduced the detection cost simultaneously.
In short, the technical scheme of the application utilizes a coherent and compact structure, and solves the problems that the traditional collection amount is large, professional personnel and expensive instruments and equipment are required to be equipped, and meanwhile, the operation is complex, so that the device is not suitable for field water quality detection of rural remote areas and sudden environmental pollution accidents.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objectives and other advantages of the invention may be realized and attained by the means of the instrumentalities and/or combinations particularly pointed out in the appended claims.
Drawings
Fig. 1 is a schematic external structural view of the present invention;
FIG. 2 is a right side schematic view of the present invention;
FIG. 3 is a schematic structural view of the colorimetric card of the present invention mounted on the fixing plate;
FIG. 4 is a schematic structural view of the syringe of the present invention;
in the figure: 1. a base; 2. a test tube rack; 3. a test tube; 4. a test tube cover; 5. a fixing plate; 6. a first detection tube; 7. a first detection tube cover; 8. a second detection tube; 9. a second detection tube cover; 10. an injector; 11. a support bracket; 12. a water bath kettle; 13. a color comparison card; 14. a timer.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the above description of the present invention, it should be noted that the terms "one side" and "the other side" are used for indicating the position or the positional relationship based on the position or the positional relationship shown in the drawings, or the position or the positional relationship which is usually placed when the product of the present invention is used, only for the convenience of describing the present invention and simplifying the description, but not for indicating or implying that the indicated device or element must have a specific position, be constructed and operated in a specific position, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
Further, the term "identical" and the like do not mean that the components are absolutely required to be identical, but may have slight differences. The term "perpendicular" merely means that the positional relationship between the components is more perpendicular than "parallel", and does not mean that the structure must be perfectly perpendicular, but may be slightly inclined.
Referring to fig. 1-4, the present invention provides a technical solution: a detection device for rapidly determining aniline in water comprises a base 1, wherein the base 1 is a square plate horizontally fixed on the ground, a test tube rack 2 is fixed on the top end face of the base 1, a test tube 3 and a test tube (the test tube adopts a sealed colorimetric tube with the specification of phi 16mm multiplied by 120 mm) are placed on the test tube rack 2, a first detection tube 6 and a second detection tube 8 are arranged, the second detection tube 8 is a brown glass bottle, the outer walls of the first detection tube 3, the first detection tube 6 and the second detection tube 8 are respectively provided with capacity scales, a first detection solution 1 is 0.1mL of 50g/L sodium nitrite solution, a second detection solution 2 is 0.1mL of mixed solution of potassium bisulfate, ammonium sulfamate and N-1-naphthyl ethylenediamine hydrochloride, the mixed solution is dissolved in 100mL of water after being mixed according to the mass ratio of 1:25:40, and the mixed solution is stored in the brown glass bottle after being fully mixed;
a supporting bracket 11 is fixed on the side wall of the test tube rack 2, a through round hole is formed in the supporting bracket 11 in the vertical direction, and an injector 10 is arranged in the round hole of the supporting bracket 11;
the top end of the base 1 is provided with a fixing plate 5, the front end face of the fixing plate 5 is provided with color cards 13 at equal intervals, and the color cards 13 are provided with eight groups (eight groups of color scales are manufactured by using colors displayed by 10.0 mu g/mL of aniline standard use liquid with different volumes of 0.25, 0.50, 1.00, 2.00, 4.00, 6.00, 8.00 and 10.0mL, and the corresponding aniline content exists under each color scale).
The utility model discloses in, base 1's top is provided with water bath 12, and water bath 12 can be followed the temperature of reading out for the syringe needle heating outward, and water bath 12 is located syringe 10 under, and syringe 10's syringe needle stretches into completely in water bath 12, and water bath 12 reduces experimental error to syringe 10's syringe needle heat disinfection.
The utility model discloses in, be provided with time-recorder 14 on the fixed plate 5, report to the police through 14 accurate timing of time-recorder, do not need the manual work to see time waiting result always, improve work efficiency.
The utility model discloses in, the top of test tube 3 is provided with test tube lid 4, and the top of test tube 6 is provided with test tube lid one 7, and the top of test tube two 8 is provided with test tube lid two 9, is provided with test tube lid 4, test tube lid one 7 and test tube lid two 9 on test tube 3, test tube one 6 and the test tube two 9 respectively, avoids interference such as external air bacterium, improves the experiment precision.
The utility model discloses in, fixed plate 5 is located the rear end of test-tube rack 2, and colorimetric card 13 sets up in the preceding terminal surface of fixed plate, and test tube 3 is located colorimetric card 13's front end, is convenient for compare solution colour and colorimetric card 13 in the test tube 3, improves work efficiency.
The utility model discloses in, test tube 3 is provided with a plurality ofly, can do the multiunit experiment, reduces the experimental error.
The utility model discloses a theory of operation:
1, open test tube lid 4, absorb 1mL water sample that awaits measuring with syringe 10, add in test tube 3, shake after with detecting 1 intensive mixing of liquid, add 1mL detection liquid 2 again, carry out the color with test tube 3 and colour comparison card 13 after waiting for the development 15 minutes, look for the color that test tube 3 corresponds in colour card 13, the numerical value of this color below mark is the aniline value of this water sample promptly, divide to sample volume promptly for the concentration of aniline.
2, 1ml of water sample is taken to measure the maximum aniline content to be 100 mug, and the sampling volume can be properly reduced according to the aniline content.
Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.
Claims (6)
1. The utility model provides a detection apparatus for rapid survey aquatic aniline, includes base (1), its characterized in that: the detection device is characterized in that the base (1) is a square plate horizontally fixed on the ground, a test tube rack (2) is fixed on the top end face of the base (1), a test tube (3), the test tube, a first detection tube (6) and a second detection tube (8) are placed on the test tube rack (2), the second detection tube (8) is a brown glass bottle, capacity scales are arranged on the outer walls of the test tube (3), the first detection tube (6) and the second detection tube (8), a sodium nitrite solution with detection liquid 1 being 0.1mL and 50g/L is filled in the first detection tube (6), and a detection liquid 2 is filled in the second detection tube (8);
a supporting bracket (11) is fixed on the side wall of the test tube rack (2), a through round hole is formed in the supporting bracket (11) in the vertical direction, and an injector (10) is arranged in the round hole of the supporting bracket (11);
the color comparison device is characterized in that a fixing plate (5) is arranged at the top end of the base (1), eight groups of color comparison cards (13) are arranged on the front end face of the fixing plate (5) at equal intervals, corresponding color gradations are manufactured by taking colors displayed by 10.0 mu g/mL of aniline standard use liquid with different volumes of 0.25, 0.50, 1.00, 2.00, 4.00, 6.00, 8.00 and 10.0mL, and corresponding aniline content is provided under each color gradation.
2. The detection device for rapidly detecting the aniline in water according to claim 1, wherein: the top of base (1) is provided with water bath (12), just water bath (12) can be followed the temperature of reading for the syringe needle heating outward, and water bath (12) are located syringe (10) under, and the syringe needle of syringe (10) stretches into in water bath (12) completely.
3. The detection device for rapidly detecting the aniline in water according to claim 1, wherein: a timer (14) is arranged on the fixing plate (5).
4. The detection device for rapidly detecting the aniline in water according to claim 1, wherein: the top of test tube (3) is provided with test tube lid (4), the top of detecting tube (6) is provided with detecting tube lid (7), the top of detecting tube two (8) is provided with detecting tube lid two (9).
5. The detection device for rapidly detecting the aniline in water according to claim 1, wherein: the fixing plate (5) is located at the rear end of the test tube rack (2), and the colorimetric card (13) is arranged on the front end face of the fixing plate.
6. The detection device for rapidly detecting the aniline in water according to claim 1, wherein: the test tube (3) is provided with a plurality of test tubes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023069852.6U CN215115903U (en) | 2020-12-18 | 2020-12-18 | Detection apparatus for rapid survey aquatic aniline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023069852.6U CN215115903U (en) | 2020-12-18 | 2020-12-18 | Detection apparatus for rapid survey aquatic aniline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215115903U true CN215115903U (en) | 2021-12-10 |
Family
ID=79307864
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023069852.6U Active CN215115903U (en) | 2020-12-18 | 2020-12-18 | Detection apparatus for rapid survey aquatic aniline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215115903U (en) |
-
2020
- 2020-12-18 CN CN202023069852.6U patent/CN215115903U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN200965519Y (en) | Visual color comparison card | |
| CN103076377B (en) | Potentiometric sensing electrode for testing adrenergic agonist and sensor thereof | |
| CN101387617A (en) | Silk-screen printing electrode and method for synthesizing chloramphenicol molecular imprinting film | |
| CN102128829B (en) | Method for solid mixed color-developing agent for determining hexavalent chromium | |
| CN215115903U (en) | Detection apparatus for rapid survey aquatic aniline | |
| CN206906239U (en) | Water quality detection probe and water quality testing meter | |
| Fogg et al. | Voltammetric determination of synthetic food colouring matters at a stationary glassy carbon electrode | |
| CN101738372B (en) | Optical detection device of liquid porphyrin array and method thereof for detecting amino acid | |
| CN208350437U (en) | A kind of environment measuring water sample acquisition device | |
| CN201075084Y (en) | Kit for rapidly measuring chromium in water | |
| CN107884402B (en) | Hydrogen peroxide integrated rapid detection tube and method for rapidly detecting hydrogen peroxide | |
| CN107402206B (en) | Mercury ion colorimetric sensor and preparation method and application thereof | |
| CN209542463U (en) | A kind of water quality detection box | |
| CN115290621A (en) | Preparation method and application of bicolor fluorescence ratio probe | |
| CN105277542B (en) | A kind of water nitrite field fast detection method for eliminating reagent blank influence | |
| CN109738656B (en) | Cerebrospinal fluid urine total protein determination kit and reagent preparation method | |
| US20030024330A1 (en) | Apparatus and method | |
| CN100535639C (en) | Available chlorine determination solution and colorimetric determination tube therefor | |
| CN111650264A (en) | Method for detecting artificially synthesized pigment by derivative voltammetry | |
| CN217237431U (en) | Sample blending appearance of improvement | |
| CN217638705U (en) | Excrement pH value detection tool | |
| CN212364096U (en) | TNT explosive detection box | |
| US3864086A (en) | Apparatus for measuring gaseous quality of a substance | |
| CN213022881U (en) | Water quality detection instrument | |
| CN215986099U (en) | Influenza detector |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |