CN216125608U - Reagent mixing arrangement for cod survey - Google Patents

Abstract

The utility model discloses a reagent mixing device for cod determination, comprising: a protective shell; a base; a variable mixing device; the variable mixing device is arranged between the protective shell and the base and used for mixing different reagents and achieving the effect of switching the reagents; a receiver; receive the piece and install the position on the middle part of base near variable mixing arrangement's top, and receive the piece and be used for accepting the liquid reagent that leaves from variable mixing arrangement, install the corresponding cover shell of rotatory cavity through variable mixing arrangement the inside at first, the cover shell is corresponding every reagent storehouse, and the reagent storehouse is installed a plurality ofly, first sump and second sump setting are in the both sides in reagent storehouse, do so and avoided current reagent dress in different bottles, and the in-process that leads to the experiment will get different reagents of going step by step, the convenience of favourable and drawing materials, through first sump and the second sump that set up, when rotatory cavity turned to first sump and second sump, convenient washing to the device.

Description

Reagent mixing arrangement for cod survey

Technical Field

The utility model relates to the technical field of reagent mixing devices for cod determination, in particular to a reagent mixing device for cod determination.

Background

COD refers to the chemical oxygen demand, which is the amount of oxygen consumed by the reductive substances in water during the oxidation-reduction reaction under the action of a strong oxidant.

The general test method is that in strong acid solution, excess potassium dichromate standard solution is added accurately, heating and refluxing are carried out, reducing substances (mainly organic substances) in a water sample are oxidized, the excess potassium dichromate takes ferroxyl as an indicator, ammonium ferrous sulfate standard solution is used for back dripping, and chemical oxygen demand is calculated according to the amount of the consumed potassium dichromate standard solution.

However, the prior test uses containers including 25 or 50ml acid burettes, conical bottles, pipettes, volumetric flasks and the like, and other containers for subsequent tests, wherein the containers are used for loading the test solutions, and the reagents are usually contained in different bottles, and each bottle is used for taking out various reagents each time the bottles are taken out during the test, so that the operation of each step is a little complicated, and therefore, a reagent mixing device for cod determination is provided.

SUMMERY OF THE UTILITY MODEL

The present invention has been made to solve the above problems occurring in the prior art, and an object of the present invention is to provide a reagent mixing device for cod measurement.

In order to achieve the purpose, the utility model provides the following technical scheme: a reagent mixing device for cod measurement, comprising: a protective shell; a base; a variable mixing device; the variable mixing device is arranged between the protective shell and the base and used for mixing different reagents and achieving the effect of switching the reagents; a receiver; the receptacle is mounted in the middle of the base at a position near the top end of the variable mixing device and is for receiving liquid agent remaining from the variable mixing device.

Preferably, the receiving member includes: the reagent mixing device comprises a sliding groove, sliding plates and reagent grooves, wherein the sliding plates are arranged on two sides of each sliding plate, the reagent grooves are arranged between the two sliding plates at the lower end positions close to the variable mixing device, and the reagent grooves are arranged on the side surface positions of the sliding grooves.

Preferably, the variable mixing device comprises: rotatory cavity, erection column, aperture, dialysis chamber, pipeline, connection chamber, the surperficial middle part position of base is connected with the erection column, the last surface position fixedly connected with cover shell of erection column, the inside of cover shell runs through there is rotatory cavity, the inner wall fixed mounting of rotatory cavity has a plurality of dialysis chambeies, the surface of rotatory cavity is opened and is carved with a plurality of apertures, the bottom fixedly connected with pipeline in dialysis chamber, and it has the connection chamber to run through between cover shell and the rotatory cavity.

Preferably, the bottom end position of protective housing installs the first sump of multiunit, and the reagent storehouse is installed in the position that is close to first sump in the bottom of protective housing, and the second sump is installed to one side in reagent storehouse, and reagent storehouse and second sump all set up to the multiunit and install the position adjacent to each other.

Preferably, a cover is installed at the top end position of the first water sump.

Compared with the prior art, the utility model has the beneficial effects that: the device comprises a variable mixing device, a rotating cavity, a casing, a plurality of reagent bins, a first water bin and a second water bin, wherein the rotating cavity is installed in the variable mixing device and corresponds to the casing, the casing corresponds to each reagent bin, the reagent bins are installed in a plurality of manner, the first water bin and the second water bin are arranged on two sides of each reagent bin, the existing reagents are prevented from being installed in different bottles in this way, different reagents need to be removed step by step in the test process, convenience is brought to material taking, and when the rotating cavity is transferred to the first water bin and the second water bin through the arranged first water bin and the arranged second water bin, the device is convenient to clean, so that the problem that an experimenter removes cleaning reagent bottles in places with water is avoided.

Drawings

FIG. 1 is a schematic structural view of the present invention as a whole;

FIG. 2 is a schematic cross-sectional view of the base of the present invention;

FIG. 3 is a schematic cross-sectional view of a variable mixing apparatus according to the present invention;

FIG. 4 is another cross-sectional schematic view of the variable mixing device of the present invention;

fig. 5 is a schematic view of the internal structure of the protective case of the present invention.

In the figure: 1-protective shell; 2-a base; 3-a variable mixing device; 4-a receiver; 5-a chute; 6, a sliding plate; 7-reagent tank; 8-a casing; 9-rotating the cavity; 10-mounting a column; 11-small holes; 12-a dialysis chamber; 13-a pipeline; 14-a connecting lumen; 15-a first sump; 16-a reagent bin; 17-a second sump; 18-lid.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 5, the present invention provides a reagent mixing device for cod measurement, comprising: a reagent mixing device for cod measurement, comprising: a protective shell 1; a base 2; a variable mixing device 3; the variable mixing device 3 is arranged between the protective shell 1 and the base 2 and is used for mixing different reagents and achieving the switching effect among the reagents; a receiving member 4; the receptacle 4 is mounted in the middle of the base 2 near the top end of the variable mixing device 3 and the receptacle 4 is used to receive liquid agent left from the variable mixing device 3.

The receiving member 4 includes: the reagent mixing device comprises a sliding chute 5, sliding plates 6 and reagent grooves 7, wherein the sliding plates 6 are arranged at two sides of each sliding plate 6, the reagent grooves 7 are arranged between the two sliding plates 6 at the position close to the lower end of the variable mixing device 3, and the reagent grooves 7 are arranged at the position of one side surface of the sliding chute 5.

The variable mixing device 3 comprises: rotatory cavity 9, erection column 10, aperture 11, dialysis chamber 12, pipeline 13, connection chamber 14, the surperficial middle part position of base 2 is connected with erection column 10, the upper surface position fixedly connected with cover 8 of erection column 10, the inside of cover 8 runs through there is rotatory cavity 9, the inner wall fixed mounting of rotatory cavity 9 has a plurality of dialysis chambers 12, the surface of rotatory cavity 9 is carved with a plurality of apertures 11, the bottom fixedly connected with pipeline 13 of dialysis chamber 12, and runs through between cover 8 and the rotatory cavity 9 and have connection chamber 14.

The bottom position of protective housing 1 installs the first sump 15 of multiunit, reagent storehouse 16 is installed in the position that is close to first sump 15 in the bottom of protective housing 1, second sump 17 is installed to one side in reagent storehouse 16, and reagent storehouse 16 and second sump 17 all set up to the multiunit and install in position adjacent to each other.

A cover 18 is mounted at the top end of the first water sump 15.

The working principle is that firstly, after all installation procedures are completed according to the attached drawing 1, the cover 18 is lifted, reagent related to test is loaded in the reagent bin 16, the first water bin 15 and the second water bin 17 are filled with water, then the rotating cavity 9 is rotated, the rotating cavity 9 and the jacket 8 are both provided with small holes 11, the small holes correspond to the small holes 11 on the jacket 8 when the rotating cavity 9 rotates, the connecting cavity 14 penetrates through the position of the small holes 11 on the rotating cavity 9, so that when the reagent in the reagent bin 16 can flow into the dialysis cavity 12 fixed on the inner wall of the rotating cavity 9 (the small holes 11 are arranged on the dialysis cavity 12 corresponding to the rotating cavity 9), the reagent can flow into the reagent groove 7 in the receiving part 4 from the pipeline 13 in the dialysis cavity 12 (the surface of the reagent groove 7 can be loaded with reagent bottles), then the sliding plate 6 can be pulled to slide away from the base 2 along the sliding groove 5, when the second reagent is to be loaded, the small hole 11 of the rotary cavity 9 can be rotated to correspond to the position of the first water bin, and the device is washed again, so that two different reagent solutions are prevented from being mixed up, and the method is implemented (note: each reagent bin 16 is provided with scales in a range, the quantity of the obtained reagent is calculated according to standards, and the materials are all corrosion-resistant materials).

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (4)

1. A cod is surveyed and is used reagent mixing arrangement, characterized by includes:

a protective casing (1);

a base (2);

a variable mixing device (3); the variable mixing device (3) is arranged between the protective shell (1) and the base (2) and is used for mixing different reagents and achieving the switching effect among the reagents;

a receiving element (4); the receptacle (4) is mounted in the middle of the base (2) near the top end of the variable mixing device (3) and the receptacle (4) is used to receive liquid agent left from the variable mixing device (3);

the receiving member (4) comprises: the reagent mixing device comprises a sliding groove (5), sliding plates (6) and reagent grooves (7), wherein the sliding plates (6) are installed at the positions of the two sides of the sliding plates (6), the reagent grooves (7) are arranged between the two sliding plates (6) at the position of the lower end close to the variable mixing device (3), and the reagent grooves (7) are installed on the surface of one side of the sliding groove (5).

2. The reagent mixing apparatus for cod measurement according to claim 1, wherein: the variable mixing device (3) comprises: rotatory cavity (9), erection column (10), aperture (11), dialysis chamber (12), pipeline (13), connection chamber (14), the surperficial middle part position of base (2) is connected with erection column (10), the upper surface position fixedly connected with cover shell (8) of erection column (10), the inside of cover shell (8) is run through there is rotatory cavity (9), the inner wall fixed mounting of rotatory cavity (9) has a plurality of dialysis chambers (12), the surface of rotatory cavity (9) is carved with a plurality of apertures (11), the bottom fixedly connected with pipeline (13) of dialysis chamber (12), and runs through between cover shell (8) and rotatory cavity (9) and has connection chamber (14).

3. The reagent mixing apparatus for cod measurement according to claim 2, wherein: the utility model discloses a reagent box, including protective housing (1), reagent storehouse (17) are installed to the bottom position of protective housing (1) installs first sump (15) of multiunit, reagent storehouse (16) are installed in the position that is close to first sump (15) in the bottom of protective housing (1), and reagent storehouse (16) and second sump (17) all set up to the multiunit and install in position adjacent to each other.

4. The reagent mixing apparatus for cod measurement according to claim 3, wherein: and a cover (18) is arranged at the top end of the first water bin (15).

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