KR200437127Y1 - A bag-typed reactio container for analysis of water qulity - Google Patents

Abstract

In the sealed reaction pack for water quality analysis, which can accommodate a small pack containing a reaction propellant for environmental experiments, and open the small pack therein for environmental testing, a pack having flexibility and a pack-shaped appearance A main body; An inlet provided to enable sample injection into the pack body; Disclosed is a sealed reaction pack for water quality analysis, including a stopper for opening and closing the inlet.

Reaction pack, water analysis, sample, reagent, pack, portability, microorganism

Description

A bag-typed reactio container for analysis of water qulity}

1 is a schematic perspective view showing a sealed reaction pack for water quality analysis according to an embodiment of the present invention.

Figure 2 is a schematic side view showing a sealed reaction pack for water quality analysis shown in FIG.

Figure 3 is a schematic plan view showing a sealed reaction pack for water quality analysis shown in FIG.

4 is a schematic view showing a method of using a sealed reaction pack for water quality analysis shown in FIG.

Figure 5 is a schematic perspective view showing a sealed reaction pack for water quality analysis according to another embodiment of the present invention.

Figure 6a is a schematic perspective view showing a small pack that can be accommodated inside the sealed reaction pack for water quality analysis shown in FIG.

Figure 6b is a perspective view showing a state in which the small pack shown in Figure 6a opened.

<Description of Symbols for Major Parts of Drawings>

10..Reaction pack 11..Pack body

12. Reagent inlet 13. Plug

14..outlet 15..scale

16. Transparent window 20. Small pack

30. Medium pack 40. Clip member

51. Filter 52. Sealing washer

53. Filter holder 61. Decompression box

62. Reducer 71. External restoration unit

71..Plate spring filler 72..Pillar holder

80. Opaque cover 81. Cover holder

90. Outlet pipe 91. Control valve

The present invention relates to an anti-corrosion pack for water quality analysis, and more specifically, to a sealed reaction pack for water quality analysis, in which a small pack including a reaction trigger for environmental experiments can be accommodated therein to enable water quality analysis experiments. It is about.

Environmental test is a process to quantitatively or qualitatively evaluate contaminants contained in the environment such as water, air, soil, etc. In addition to measuring and analyzing chemical oxygen demand, it is common to measure human harmful substances such as heavy metals, chlorine, nitrogen, phosphorus, fluorine, ozone, and environmental hormones.

Environmental experiments are carried out through various chemical reactions. For the analysis and analysis, it is common to use chemical resistant glass or a rigid container, which requires calibration of the liquid volume in the experiment. use. Such existing test vessels lack safety and have a high risk of breakage, so even those skilled in the experiment require special attention, and it is difficult and inconvenient to operate and carry containers during the experiment.

In addition, in the environmental test, some measurement items such as DO and BDO should be carried directly to a laboratory where a laboratory apparatus is installed, and it is necessary to not include bubbles in the sample.

In addition, some analysis items require pretreatment from the time of sample collection to the time of experiment, which may cause a problem of carrying the necessary chemicals.

In addition, environmental experiments are often performed on a large number of samples, and the non-skilled person will perform environmental experiments. Existing glass apparatuses are difficult to reduce the cause of experimental error, and structural and difficult to increase safety and convenience. There is a limit.

The present invention has been made in order to improve the above problems, the purpose is to provide a simple and accurate environmental experiment is possible to provide a sealed type reaction pack for water quality analysis.

The encapsulated reaction pack for water quality analysis of the present invention for achieving the above object is capable of accommodating a small pack containing a reaction propellant for an environmental experiment, and the water quality for opening the small pack therein for an environmental test. An encapsulated reaction pack for analysis comprising: a pack body having flexibility and forming a pack-shaped appearance; An inlet provided to enable sample injection into the pack body; And a stopper for opening and closing the inlet.

Here, the pack body, it is preferable to have an outlet for discharging the gas generated during the chemical reaction therein.

In addition, it is preferably installed in the inlet, it is preferable to further include a filter for pretreatment of the sample.

The pack body may further include an opaque cover provided on an outer side of the pack body to have a transparent window for checking an internal reaction state on one surface thereof and to block the transparent window from the outside.

In addition, the opaque cover is preferably installed to be coupled to the pack body and detachable.

In addition, it is preferable that the mass of the pack body for calculating the sample volume is displayed on the outside of the pack body.

In addition, a scale may be displayed on the outer side of the pack body.

In addition, it is preferable that the pack body further includes an appearance restoring unit for automatically restoring the appearance in the deformation state by applying an external force.

In addition, the outer restoring unit, coupled to the pack body is fitted, and elastically deformable and restorable plate spring type pillar; A pillar holder supporting the filler and coupled to an outer side of the pack body may be included.

In addition, it is preferable that the pack body further includes an appearance restoring unit for automatically restoring the appearance in the deformation state by applying an external force.

In addition, the pack body is preferably formed of a transparent material.

In addition, the pack body, Teflon or parafilm is preferably coated on its inner surface.

The pack body may be formed of at least one material selected from the group consisting of Teflon, vinyl, polyethylene, and polypropylene.

Hereinafter, an encapsulation reaction pack for water quality analysis according to an embodiment of the present invention will be described in detail with reference to the accompanying drawings.

Referring to FIG. 1, the encapsulated reaction pack 10 for water quality analysis according to an embodiment of the present invention includes one or more small packs 20 or medium-size packs 30 containing reaction reactants for environmental experiments therein. ) Can be accommodated, and the small pack 20 or the medium-sized pack 30 is opened therein to perform an environmental test.

Here, the small pack 20 is one or a plurality of the reaction pack 10 is accommodated in the reaction pack 10, or the reaction pack 10 in a state in which one or more are accommodated in a relatively large medium pack (30) It can be installed inside. When the plurality of small packs 20 are accommodated in the medium pack 30, the plurality of small packs 20 may be provided to react stepwise.

In addition, in the reaction pack 10 according to an embodiment of the present invention, one or more medium packs 30 and individual small packs 20 may be independently received.

Here, the reaction propellant contained in the small pack 20 and the medium pack 30 means a reagent or an added microorganism, etc. used to induce a biochemical reaction required in an environmental experiment. The compact pack 20 may be sealed in a non-reactive gas filled state or a vacuum state to preserve the reactant. In addition, by quantifying the amount of the reaction producer, it will be possible to improve the reliability of the experimental results by conducting an accurate and standardized experiment.

1, 2 and 3, respectively, the encapsulated reaction pack 10 for water quality analysis according to an embodiment of the present invention, the pack main body 11 forming a pack-shaped appearance having flexibility and the pack An inlet 12 provided on one side of the main body 11 and a stopper 13 for opening and closing the inlet 12 are provided.

The pack body 11 has an encapsulation form in which a sample (water, gas) can be contained therein, and the inlet 12 is formed on an upper side or a lower side of the pack body 11. The pack body 11 is not limited to a particular shape, and preferably, the bottom of the lower side is flat in view of the convenience of mounting the test tool.

The pack body 11 may be made of a chemical, biotic, heat resistant, or pressure resistant material, and may be appropriately selected and coated with a material such as Teflon or parafilm, which may have a resistance to a reaction, if necessary. .

 In addition, the pack body 11 is preferably made of or coated with a material that will not damage the pack body 11 when a chemical reaction occurs by reacting the sample and the reaction trigger, Teflon, vinyl, polyethylene (PE) ), Polypropylene (PP) is preferably formed of at least one or more flexible material selected from the group containing.

Unlike the flexible pack body 11, the inlet 12 may be formed of a plastic material having no flexibility such that the stopper 13 may be screwed, for example.

The stopper 13 is coupled to selectively close and open the inlet 12, for example, as a stopper for a beverage bottle.

According to the above configuration, it is preferable to wash and sterilize the container, that is, the pack body 11 in advance for the biological-related environmental inspection, in the case of the reaction pack 10 using a stopper 13 after sterilization By closing the inlet 12, it is easy to keep it in the fully sealed state. Therefore, the portability is good compared to the existing glass container is easy to use immediately in the field has the advantage.

In addition, the reaction pack 10 may collect the sample without any external environmental factors by putting the sample itself by opening the stopper 13 of the inlet 12 into which the water enters the sample into the collecting zone (water). . And the reaction pack 10 can be accommodated in advance, the small pack 20 and the medium-size pack 30 containing the reaction inducing body in advance, so that the stopper 13 of the reaction pack 10 for the reaction Reopening eliminates the need for a separate reactant. Therefore, it is possible to minimize the sample contamination process that can occur in the air or during the handling of the experimenter.

On the other hand, when the sample is put into the pack main body 11 through the inlet 12, and a reaction occurs between the sample and the reagent, a gas or the like is often generated while a chemical reaction occurs. At this time, in order to discharge the generated gas to the outside, the pack body 11 preferably further comprises an outlet 14 for discharging the gas discharged during the chemical reaction therein. The outlet 14 is formed to extend in a predetermined length and width from one end of the pack body (11). Gas or chemicals may be injected into the pack main body 11 through the discharge port 14, or gas generated therein may be discharged.

As shown, the outlet 14 may be completely sealed using a predetermined opening / closing member, or the amount of gas inlet and outlet may be adjusted. In this embodiment, the clip member 40 is employed as the opening and closing member. The clip member 40 can be clamped while being in close contact with the outlet 14 in the form of a forceps. In addition, as the opening / closing member, a separate control valve is coupled to the outlet 14, so that the pack body 11 may be completely sealed from the outside, or the amount of gas outflow may be adjusted.

In addition, the reaction pack 10 according to the embodiment of the present invention, as shown in Figure 4, is installed in the inlet 12, using a sample that is introduced into the pack body 11 through the inlet 12 It is preferable to further include a filter 51 so that pretreatment can be performed according to a use.

The filter 51 may include, for example, filter paper. The filter 51 may be installed between the sealing washer 52 and the stopper 13 coupled to the outside of the inlet 12 in a state supported by the filter holder 53. The installation method of such a filter 51 may be various examples.

Here, in the case of the sealing washer 52, as shown in Figure 4, the reaction pack 10 is put into the decompression box 61, and the decompression box 62 is connected to the decompression box 61 (61) When reducing the internal pressure, it serves to seal between the inlet 12 and the pressure reduction box (61). As such, the filter 51 may be installed in the inlet 12 together with the sealing washer 52 when the reagent is added, or may be independently or detachably installed in the inlet 12.

On the other hand, the reaction pack 10 in the same state as shown in Figure 4 in the decompression box 61, by connecting the decompressor 62 to the decompression box 61 to operate the decompressor 62, the decompression box 61 As the pressure inside is lowered, the sample may be introduced into the reaction pack 10 through the filter 51 and the inlet 12 by the pressure while the reaction pack 10 is expanded. As such, by installing the sealing washer 52 in the sample inlet 12 so that the reaction pack 10 is in close contact with the pressure reduction box 61, the pressure reduction inside the pressure reduction box 61 may be smoothly performed.

In addition, as shown in FIG. 5, the reaction pack 10 of the present invention automatically returns the appearance when the external force is removed in a state in which the external force is deformed (for example, compressed) by applying an external force to the pack body 11. It is preferable to further include an external return unit 70 for.

The outer return unit 70 includes a leaf spring-type filler 71 provided so that the pack main body 10 is fitted, and a pillar holder 72 for supporting the filler 71 to the pack main body 11. . The filler 71 is formed of a material that is elastically deformable and resilient, such as a plastic or thin steel plate structure, and may be formed in a closed loop shape with a predetermined width. The filler 71 and the pack body 11 may be coupled to each other by inserting the pack body 11 into the filler 71. In addition, a plurality of the filler holder 72 is attached to the outside of the pack body 11 at predetermined intervals to support the filler 71.

In the case of the appearance return unit 70 having the above configuration, by restoring the appearance of the reaction pack 10, the sample and solution suction and discharge functions can be performed. That is, after pressing the leaf spring-type filler 71 by hand to make the reaction pack 10 flat, and then releasing the hand, the filler 71 is slowly restored, and the filler 71 is coupled to the reaction pack 10. When pressed and released in the state, the reaction pack 10 is inflated. Therefore, the filler 71 may be used to discharge a certain amount of the solution and gas contained in the reaction pack 10, or a sample may be introduced into the sample through the inlet 12 or the like.

In addition, as shown in Figure 1, by displaying a scale 15 for quantitative confirmation on the outer surface of the pack body 11, it is possible to simply check the capacity of the sample during sample input.

In addition, the mass of the encapsulated reaction pack 10 itself including the small pack 20 and the medium pack 30 may be displayed on one surface of the pack body 11 to facilitate the calculation of the volume and mass of the sample. . This is because the volume of the injected solution can be accurately determined by calculating the mass after weighing the sample and considering the density of the solution.

In addition, the color of the pack body 11 may be made transparent so that the reaction state can be seen, which may be advantageous for observation of an internal reaction or an experiment requiring a photochemical reaction. And in the experiment on the internal reaction discoloration can be observed more easily and accurately by having a white background on one surface of the pack body (11).

In addition, when light blocking is required, the pack body 11 may be manufactured in an opaque state. In this case, as shown in FIG. 2, a transparent window 16 is provided on one surface of the face bone 11 to check an internal reaction state from the outside, and to block the transparent window 16. An opaque cover 80 is provided. The transparent window 16 may be formed by transparently forming a part of the pack main body 11 in a state in which most of the pack body 11 is opaque.

The opaque cover 80 may be installed to be detachable and attached to the outside of the pack body 11 by an adhesive or the like. In addition, the opaque cover 80 may be detachably installed in the holder 81 provided on the outside of the pack body (11).

When the transparent window 16 and the opaque cover 80 are provided as described above, when the reaction pack 10 is opaque as a whole for the non-blocking in the light sensitive experiment, the reaction state needs to be checked. After checking the reaction degree by walking the opaque cover 80 for a while, the transparent window 16 may be covered again.

On the other hand, the small pack 20 that can be accommodated in advance in the reaction pack 10 having the above configuration, as shown in Figure 6a, the entrance 21a is provided at one end of the pack body 21. The doorway 21a is provided to be opened by the opening and closing means. The opening and closing means includes a cutting member 23 having a cutting line 23b and coupled in a closed state by clamping the entrance and exit 21a of the pack body 21. As shown, the cutting member 23 has a cutting line 23b having a substantially crisscross '+' shape, and has an operating portion 23a at both ends thereof. Therefore, when the user presses the operating part 23a on both sides by hand, the entrance 21a is opened while the tear line 23b is torn off, as shown in FIG. 6B. In such a form, when the small pack 20 has the entrance 21a opened in the reaction pack 10, the reaction propellant in the small pack 20 may be introduced into the reaction pack 10.

Also, in the case of the medium pack 30, as shown in FIG. 3, an entrance 31a is formed at one end of the pack main body 31, and the entrance 31a is also a small pack 20. Opening is possible by the structure burst by the same structure as the opening and closing means provided in the.

Since the reaction pack 10 is formed of a soft material, it is easy to open the small pack 20 in the same manner as described above in the state in which the small pack 20 is accommodated inside the reaction pack 10. .

The encapsulated reaction pack 10 for water quality analysis according to the embodiment of the present invention having the configuration as described above is a test subject through the inlet 12 in a state in which the small pack 20 is previously accommodated therein. After the sample was put in, the inlet 12 was closed with a stopper 13, and the small pack 20 was opened to react the reactant and the sample in the pack 20, thereby blocking the sample and the reactant in the state of being blocked from the outside. It can be reacted, but it has the advantage of conducting accurate experiments with little influence from external factors.

In addition, since the small pack 20 containing a predetermined amount of the reaction progenitor contained in the reaction pack 10 forming the appearance in advance, it is convenient to carry out the experiment, and to prepare and move the reagents or microorganisms separately There is an advantage to solve the problem and increase the precision of the experiment.

In addition, although the glass-made apparatus used in many cases as a conventional laboratory apparatus has a high possibility of breakage and heavy handling, it has difficulty and risk of handling, but the encapsulated reaction pack 10 for water quality analysis of the present invention has a weight in a pack form. It is not only light, but also easy to handle and safe.

In addition, the conventional glass container is not flexible, there is a hassle in adjusting the volume of the contained solution, but the reaction pack 10 of the present invention is a flexible pack form, there is an advantage that can easily adjust the volume of the solution in the container .

In addition, the reaction pack 10 according to the embodiment of the present invention may be provided with a separate small pack 20 together with the medium pack 30 containing the small pack 20 therein. Therefore, in addition to the reaction using the reagents prepared in the medium-size pack 30 for the analysis of the sample, if additional reactions are needed, the reaction may be caused by using the small-pack 20 provided separately.

On the other hand, the reaction pack 10 according to an embodiment of the present invention can also be used as a tool for discharging a certain amount of solution. That is, as shown in Fig. 5, after installing the outlet pipe 90 having a control valve 91 in the outlet 14, and record the total mass, the amount of the solution and the density of the solution by flowing out as needed The amount of solution discharged can be known based on the calculation.

In addition, after the cap 13 of the sample inlet 12 of the reaction pack 10 is completely closed, the gas outlet 14 of the reaction pack 10 is disposed to face downward, and then the outlet pipe 14 is disposed in the outlet 14. It can also be used as a container for the metered dose to install the 90 and to discharge the solution in the reaction pack 10 in a quantitative manner. At this time, the reaction pack 10 is formed to be transparent so that the discharge of the solution can be easily recognized, it is possible to easily know the amount of the solution discharged through the above-described scale (15; FIG. 1). And it is possible to easily control the discharge of the solution by using the control valve 91 installed in the outlet pipe (90). In addition, as described with reference to FIG. 5, the filler 71 may be used to quantitatively discharge the solution inside the reaction pack 10 at a constant speed.

Specifically, when collecting a sample (water, gas) in the field, when the filler 71 is installed in the encapsulated reaction pack 10, the sample can be collected more conveniently, and the reaction inducing agent contained You can simply perform the experiment using. That is, by pressing the leaf spring-shaped filler 71 installed in the reaction pack 10 to remove the air inside the pack 10, and exposed to the sampling area (where the sample is) in that state, the clip of the outlet 14 When the member 40 is opened and the plate spring filler 71 is placed, the sample is sucked into the pack 10 while the reaction pack 10 is expanded by the filler 71. At this time, the outlet 14 may be rigid or may be attached to a suitable device for suction, and the sample inlet 12 may be connected to other measuring devices in real time.

Hereinafter, an example in which the encapsulated reaction pack 10 for water quality analysis according to an embodiment of the present invention is used will be described.

The use example relates to an experiment for obtaining dissolved oxygen (DO), quantification and biological oxygen demand (BOD) using the sealed reaction pack 10 for water quality analysis.

For the experiment, among the plurality of small packs 20, a small manganese sulfate solution is provided in the small pack 1, an alkaline potassium iodide-sodium azide solution in the small pack 2, and sulfuric acid in the small pack 3, respectively. Then, as described above, each of the small packs containing the reaction propellant is put in the reaction pack 10, and the sample to be analyzed is filled into the reaction pack 10 through the sample inlet 12.

After the sample inlet 12 is completely sealed using the stopper 13, gas is removed from the outlet 14. Then, pressure is applied to the small pack 12 in the reaction order to operate the cutting member 23 of the small pack 20 to open the entrance 21a by popping the cutting line 23b. Then, the reaction progenitors (reagents) flow out through the inlet and outlet 21a of each of the small packs 20, and react with the sample step by step. After that, the pack containing the starch solution and the sealed reaction pack 10 containing the titration solution may be used in the experimental process.

When the dissolved oxygen is analyzed through the experiment process as described above, since the chemicals are added in the reaction pack 10, the chance of contact with the outside air generated when opening and closing the existing dissolved oxygen bottle cap is reduced and leaks. Accurate dissolved oxygen measurement experiment is possible without solution. In addition, since the amount of the sample is determined and then reacted with the reagent, there is no need to correct the volume lost during the experiment.

In addition, the method of discharging bubbles through the outlet 14 of the reaction pack 10 is considerably convenient and safe as compared to the method of removing bubbles adhered to the dissolved oxygen bottle walls of the existing glass material.

In addition, the reagents used in the dissolved oxygen experiment have strong acidity and strong alkalinity, which is dangerous to handle, and special care is required for transporting the reagents. It can be transported, because the portability of the reaction pack 10 equipped with a reagent is good because it can be used immediately in the field, it is possible to measure the dissolved oxygen amount safely and quickly.

In addition, in the biological oxygen demand (BOD) test method using the entire dissolved oxygen (DO) quantitative experiment process, the dissolved oxygen (DO) measurement of the sample that has been incubated for 5 days in the same manner as the initial dissolved oxygen (DO) measurement conditions There is less error than existing method.

In addition, the biological oxygen demand (BOD) experimental dilution water can be included in the reaction pack 10 in advance, it is very convenient in the case of biological oxygen demand (BOD) experiments that require a complicated dilution process.

In addition, the reaction pack 10 may be used by installing a suitable aeration apparatus in the inlet or outlet 14 for degassing or aeration when the biological oxygen demand (BOD) test sample is in a low oxygen state, or in the supersaturated state.

In addition, when the microorganisms need to be seeded, there is also a method of using a small pack 20 as a photoresist.

According to the encapsulated reaction pack for water analysis according to the present invention described above, it has a flexible encapsulated form, and is not only easy to quantify the volume using mass and density, but also light in weight and short in handling. There is a safe advantage.

In addition, by having a structure that can be provided with one or more small or medium-pack pack containing the reaction propellant in the encapsulated reaction pack, there is an advantage that can proceed the reaction for simple and fast environmental experiments without preparing a separate reagent have.

In the above, certain preferred embodiments of the present invention have been shown and described. However, the present invention is not limited to the above-described embodiment, any person having ordinary knowledge in the technical field belonging to the present invention without departing from the spirit and spirit of the present invention claimed in the utility model registration claims And modifications will be possible.

Claims (15)

In the encapsulated reaction pack for water quality analysis that can accommodate a small pack containing a reaction propellant for environmental experiments, and the environmental test by opening the small pack therein, A pack body having flexibility and forming a pack shape; An inlet provided to enable sample injection into the pack body; It includes a stopper for opening and closing the inlet, The pack body, Encapsulated reaction pack for water quality analysis, characterized in that it has an outlet for discharging the gas generated during the chemical reaction inside. delete The method of claim 1, It is installed in the inlet, the sealed reaction pack for water quality analysis, characterized in that it further comprises a filter for pretreatment of the sample. The method of claim 3, wherein the pack body, It has a transparent window on one side to check the internal reaction state, Encapsulated reaction pack for water quality analysis, characterized in that it further comprises an opaque cover provided on the outside of the pack body to block the transparent window from the outside. The method of claim 4, wherein the opaque cover is encapsulated reaction pack for water quality analysis, characterized in that installed in the pack body to be coupled and detachable. The method of claim 1, wherein the pack body, It has a transparent window on one side to check the internal reaction state, Encapsulated reaction pack for water quality analysis, characterized in that it further comprises an opaque cover provided on the outside of the pack body to block the transparent window from the outside. The method of claim 1, wherein the mass of the pack body for calculating the sample volume is displayed on the outside of the pack body, the sealed reaction pack for water quality analysis. The encapsulated reaction pack for water quality analysis of claim 3, wherein the mass of the pack body for calculating the sample volume is displayed on the outside of the pack body. According to claim 1, Encapsulated reaction pack for water quality analysis, characterized in that the scale is displayed on the outside of the pack body. The method of claim 1, It further includes an appearance restoration unit for automatically restoring the appearance in a state in which the deformation is applied to the pack body by an external force, The appearance restoration unit, A plate spring type filler coupled to the pack body to be elastically deformable and resilient; Encapsulated reaction pack for water analysis, comprising: a filler holder for supporting the filler and coupled to the outside of the pack body. delete The method of claim 3, It further includes an appearance restoration unit for automatically restoring the appearance in a state in which the deformation is applied to the pack body by an external force, The appearance restoration unit, A plate spring type filler coupled to the pack body to be elastically deformable and resilient; Encapsulated reaction pack for water analysis, comprising: a filler holder for supporting the filler and coupled to the outside of the pack body. The method of claim 1, wherein the pack body is a sealed reaction pack for water quality analysis, characterized in that formed of a transparent material. The method of claim 1, wherein the pack body, Encapsulated reaction pack for water quality analysis, characterized in that the Teflon or parafilm is coated on its inner surface. The method of claim 1, wherein the pack body, Encapsulated reaction pack for water analysis, characterized in that formed of at least one material selected from the group consisting of Teflon, vinyl, polyethylene, polypropylene.

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