A portable anionic polyacrylamide hydrolysis degree detection kit

Abstract

This invention provides a portable anionic polyacrylamide hydrolysis degree detection kit, comprising a box body with a top-opening receiving cavity inside. The top of the box body has a lid for opening or closing the receiving cavity. The receiving cavity is divided into a first chamber, a second chamber, a third chamber, and a fourth chamber by several partitions. A magnetic stirring cup is placed in the first chamber. Several test packets are placed in the second chamber. A first solution bottle and a second solution bottle are placed in the third chamber. Both the first and second solution bottles have graduation lines on their side walls. An electronic balance is placed in the fourth chamber. This invention is simple to operate, occupies little space, is easy to carry, and is not limited by location. It can be used to detect the hydrolysis degree of anionic polyacrylamide in any outdoor location, meeting the testing and quality control needs of warehouses, sewage treatment plants, and other similar locations.

Description

Technical Field

[0001] This utility model belongs to the field of detection technology, and in particular relates to a portable anionic polyacrylamide hydrolysis degree detection kit. Background Technology

[0002] As an important type of organic polymeric flocculant, anionic polyacrylamide plays a crucial role in various technical fields such as oilfield chemical treatment agent formulation, industrial wastewater purification, and mineral beneficiation. Its functional properties are significantly correlated with the degree of hydrolysis, making hydrolysis rate determination one of the core parameters for evaluating the quality of this polymeric flocculant aid.

[0003] Current methods for detecting the degree of hydrolysis have limitations, including the need for numerous instruments and reagents, complex procedures, and long processing times. Furthermore, these methods require experiments to be conducted in fixed locations, such as laboratories, which makes them unsuitable for testing and quality control in outdoor settings such as wastewater treatment plants. Utility Model Content

[0004] The purpose of this invention is to provide a portable anionic polyacrylamide hydrolysis degree test kit, which is simple to operate, occupies little space, is easy to carry, and is not limited by location. It can be used to test the hydrolysis degree of anionic polyacrylamide in any outdoor location, and can meet the testing and quality control needs of warehouses, sewage treatment sites and other places.

[0005] This utility model is achieved through the following technical solution:

[0006] A portable anionic polyacrylamide hydrolysis degree detection kit includes a box body with a top-opening receiving cavity inside the box body. The top of the box body is provided with a box cover for opening or closing the receiving cavity. The receiving cavity is provided with several partitions, which divide the receiving cavity into a first chamber, a second chamber, a third chamber, and a fourth chamber. A magnetic stirring cup is placed in the first chamber. Several detection packets are placed in the second chamber. A first solution bottle and a second solution bottle are placed in the third chamber. Graduation lines are provided on the side walls of the first solution bottle and the second solution bottle. An electronic balance is placed in the fourth chamber.

[0007] Furthermore, foam is provided in the first, second, third, and fourth chambers. The foam in the first chamber has a first receiving groove adapted to the magnetic stirring cup. The foam in the second chamber has several second receiving grooves adapted to several detection packs. The foam in the third chamber has a third receiving groove adapted to the first solution bottle and a fourth receiving groove adapted to the second solution bottle. The foam in the fourth chamber has a fifth receiving groove adapted to the electronic balance.

[0008] Furthermore, foam is also provided on the side of the lid facing the box body.

[0009] Furthermore, the magnetic stirring cup includes a cup body, a stirring rotor disposed within the cup body, a drive assembly for driving the stirring rotor to rotate within the cup body, and a first battery for powering the drive assembly. The cup body is made of a transparent material.

[0010] Furthermore, the first battery is a rechargeable battery.

[0011] Furthermore, the electronic balance includes a weighing component for weighing and a second battery, which is a rechargeable battery, to power the weighing component.

[0012] Compared with the existing technology, the advantages of this utility model are: simple operation, small space occupation, easy to carry, not limited by location, can be used to detect the degree of hydrolysis of anionic polyacrylamide in any outdoor location, can meet the testing and quality control needs of warehouses, sewage treatment sites and other places, and the testing is convenient and more efficient. Attached Figure Description

[0013] Figure 1 This is a schematic diagram of the structure of the portable anionic polyacrylamide hydrolysis degree detection box of this utility model.

[0014] In the diagram, 1-box body, 2-partition, 3-magnetic stirring cup, 31-cup body, 32-stirring rotor, 33-drive assembly, 4-detection pack, 5-first solution bottle, 6-second solution bottle, 7-electronic balance, 8-foam. Detailed Implementation

[0015] To make the objectives, technical solutions, and advantages of the embodiments of this utility model clearer, the technical solutions of the embodiments of this utility model will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of this utility model, and not all embodiments. The components of the embodiments of this utility model described and shown in the accompanying drawings can generally be arranged and designed in various different configurations.

[0016] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the claimed invention, but merely to illustrate selected embodiments of the invention. All other embodiments obtained by those skilled in the art based on the embodiments of the present invention without inventive effort are within the scope of protection of the present invention.

[0017] It should be noted that similar reference numerals and letters in the following figures indicate similar items; therefore, once an item is defined in one figure, it does not need to be further defined and explained in subsequent figures. Furthermore, in the description of this utility model, terms such as "first," "second," etc., are used only to distinguish descriptions and should not be construed as indicating or implying relative importance.

[0018] It should be noted that, in this document, relational terms such as "first" and "second" are used only to distinguish one entity or operation from another, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Furthermore, the terms "comprising," "including," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements includes not only those elements but also other elements not expressly listed, or elements inherent to such a process, method, article, or apparatus. Without further limitations, an element defined by the phrase "comprising one..." does not exclude the presence of other identical elements in the process, method, article, or apparatus that includes said element.

[0019] In the description of this utility model, it should be noted that the terms "upper", "lower", "inner", "outer", etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings, or the orientation or positional relationship that the utility model product is usually placed in during use. They are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model.

[0020] Please see Figure 1 , Figure 1 This is a schematic diagram of the structure of the portable anionic polyacrylamide hydrolysis degree detection kit of this utility model. A portable anionic polyacrylamide hydrolysis degree detection kit includes a box body 1, with a receiving cavity having a top opening inside the box body 1. A lid (not shown) is provided on the top of the box body 1 for opening or closing the receiving cavity. Several partitions 2 are provided inside the receiving cavity, dividing it into a first chamber, a second chamber, a third chamber, and a fourth chamber. A magnetic stirring cup 3 is placed in the first chamber. Several test packs 4 are placed in the second chamber. A first solution bottle 5 and a second solution bottle 6 are placed in the third chamber. Graduation lines are provided on the side walls of both the first solution bottle 5 and the second solution bottle 6. An electronic balance 7 is placed in the fourth chamber.

[0021] This portable anionic polyacrylamide hydrolysis degree test kit is simple to operate, occupies little space, is easy to carry, and is not limited by location. Before use, the methyl orange-indigo disulfonate sodium mixed indicator is placed in the test pack 4, the hydrochloric acid standard titration solution is placed in the first solution bottle 5, and distilled water is placed in the second solution bottle 6. Then, the test pack 4 containing the methyl orange-indigo disulfonate sodium mixed indicator is placed in the second chamber, and the first solution bottle 5 containing the hydrochloric acid standard titration solution and the second solution bottle 6 containing the distilled water are placed in the third chamber. During use, the weight of the polyacrylamide sample is weighed using an electronic balance 7, and the color change of the polyacrylamide during dissolution and titration is observed using a magnetic stirring cup 3. The hydrolysis degree of anionic polyacrylamide can be detected in any outdoor location, which can meet the testing and quality control needs of warehouses, sewage treatment sites, etc., and is convenient and efficient. Furthermore, the number of test packs 4 is at least two.

[0022] The connection between the box body 1 and the lid can use existing connection methods, as long as the lid can open or close the receiving cavity inside the box body 1. For example, one side of the lid can be hinged to one side of the top of the box body 1, and the other side of the lid can be connected to the box body 1 via a magnetic fastener. Alternatively, the box body 1 and the lid can be fixed by a snap-fit ​​connection. The lid has a screw-on fixing screw for fixing the box body 1, and the box body 1 has a threaded fixing hole that matches the fixing screw. A handle is provided on the outside of the fixing screw. By passing the fixing screw through the side wall of the lid and screwing it into the threaded fixing hole, the box body 1 and the lid can be flexibly fixed. The fixing screw can be easily adjusted by turning it using the handle.

[0023] In one embodiment, foam 8 is provided in the first, second, third, and fourth chambers. The foam 8 in the first chamber has a first receiving groove adapted to the magnetic stirring cup 3. The foam 8 in the second chamber has several second receiving grooves adapted to several detection packs 4. The foam 8 in the third chamber has a third receiving groove adapted to the first solution bottle 5 and a fourth receiving groove adapted to the second solution bottle 6. The foam 8 in the fourth chamber has a fifth receiving groove adapted to the electronic balance 7. The foam 8 is placed between the magnetic stirring cup 3, the several detection packs 4, the first solution bottle 5, the second solution bottle 6, and the electronic balance 7 and the sidewalls of the corresponding chambers. The foam 8 serves to fix and cushion these components, preventing them from moving when placed in the corresponding chambers.

[0024] In one embodiment, foam 8 is also provided on the side of the lid facing the box body 1. The foam 8 on the lid serves as a buffer to prevent the lid from directly contacting the magnetic stirring cup 3, several test packs 4, the first solution bottle 5, the second solution bottle 6, and the electronic balance 7.

[0025] In one embodiment, the magnetic stirring cup 3 includes a cup body 31, a stirring rotor 32 disposed within the cup body 31, a drive assembly 33 for driving the stirring rotor 32 to rotate within the cup body 31, and a first battery for powering the drive assembly 33. The cup body 31 is made of transparent material. The cup body 31, stirring rotor 32, drive assembly 33, and first battery of the magnetic stirring cup 3 are prior art and will not be described in detail here. The transparent material of the cup body 31 facilitates observation of color changes during experiments. In one embodiment, the first battery is a rechargeable battery. The magnetic stirring cup 3 is a rechargeable magnetic stirring cup 3, which can be reused to reduce long-term usage costs. In one embodiment, the electronic balance 7 includes a weighing assembly for weighing and a second battery for powering the weighing assembly. The second battery is a rechargeable battery. The weighing assembly and the second battery can refer to prior art and will not be described in detail here. The electronic balance 7 is a rechargeable pad balance, which can be reused to reduce long-term usage costs.

[0026] The following is a brief explanation of how to use the portable anionic polyacrylamide hydrolysis degree detection kit of this utility model:

[0027] Weigh 0.03g of anionic polyacrylamide using an electronic balance 7 and place it in a magnetic stirring cup 3. Take out the second solution bottle 6 and add 100mL of distilled water to the magnetic stirring cup 3. Turn on the magnetic stirring cup 3 and stir to dissolve the polyacrylamide using the stirring rotor 32. After dissolution, take out the test pack 4 and open it. Add the methyl orange-indigo disulfonate mixed indicator to the magnetic stirring cup 3. Then add the hydrochloric acid standard solution from the first solution bottle 5 to the magnetic stirring cup 3 and titrate with the hydrochloric acid standard solution. Stop titrating when the solution changes from bright green to light gray and does not fade within half a minute. Record the volume of hydrochloric acid standard solution consumed according to the scale on the first solution bottle 5 and calculate the degree of hydrolysis of the anionic polyacrylamide.

[0028] The above description is merely a preferred embodiment of the present utility model and is not intended to limit the present utility model in any way. Therefore, any simple modifications, equivalent changes, and alterations made to the above embodiments based on the technical essence of the present utility model without departing from the content of the technical solution of the present utility model shall still fall within the scope of the technical solution of the present utility model.

Claims

1. A portable anionic polyacrylamide hydrolysis degree detection kit, characterized in that, The device includes a box body with a top-opening receiving cavity. The top of the box body is provided with a lid for opening or closing the receiving cavity. The receiving cavity is provided with several partitions, which divide the receiving cavity into a first chamber, a second chamber, a third chamber, and a fourth chamber. A magnetic stirring cup is placed in the first chamber. Several test packs are placed in the second chamber. A first solution bottle and a second solution bottle are placed in the third chamber. Graduation lines are provided on the side walls of the first solution bottle and the second solution bottle. An electronic balance is placed in the fourth chamber.

2. The portable anionic polyacrylamide hydrolysis degree detection kit according to claim 1, characterized in that, The first, second, third, and fourth chambers are all equipped with foam. The foam in the first chamber has a first receiving groove adapted to the magnetic stirring cup. The foam in the second chamber has several second receiving grooves adapted to several detection packs. The foam in the third chamber has a third receiving groove adapted to the first solution bottle and a fourth receiving groove adapted to the second solution bottle. The foam in the fourth chamber has a fifth receiving groove adapted to the electronic balance.

3. The portable anionic polyacrylamide hydrolysis degree detection kit according to claim 2, characterized in that, Foam is also provided on the side of the box lid facing the box body.

4. The portable anionic polyacrylamide hydrolysis degree detection kit according to claim 1, characterized in that, The magnetic stirring cup includes a cup body, a stirring rotor disposed within the cup body, a drive assembly for driving the stirring rotor to rotate within the cup body, and a first battery for powering the drive assembly. The cup body is made of a transparent material.

5. The portable anionic polyacrylamide hydrolysis degree detection kit according to claim 4, characterized in that, The first battery is a rechargeable battery.

6. The portable anionic polyacrylamide hydrolysis degree detection kit according to claim 1, characterized in that, The electronic balance includes a weighing component for weighing and a second battery, which is a rechargeable battery, to power the weighing component.

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