Filtering device for solution analysis

Abstract

The utility model relates to the technical field of solution filtering, in particular to a filtering device for solution analysis, which comprises a liquid containing tank, a filtering bin is assembled at the top of the liquid containing tank in a butt joint mode, a filtering net cover is assembled inside the filtering bin, a filtering bottom cover is fixedly arranged at the bottom end of the filtering bin, and a maintenance upper ring is assembled at the upper end of the filtering bin in a covering mode. A liquid taking opening seat is assembled on the left side of the upper portion of the liquid containing tank, the interior of the liquid taking opening seat is communicated with the interior of the liquid containing tank, and an air passing pipe is integrally arranged on the right side of the upper portion of the liquid containing tank. According to the utility model, dual auxiliary filtration and liquid taking operation during analysis can be conveniently carried out according to use requirements, and the use and filtration efficiency can be conveniently improved.

Description

Technical Field

[0001] The utility model relates to the technical field of solution filtration, in particular to a filtration device for solution analysis. Background Art

[0002] With the continuous development and iteration of science and technology, the identification and analysis of liquids has gradually improved. When analyzing multiple solutions, it is necessary to filter out the internal residues and undissolved solids for subsequent analysis and detection.

[0003] In this regard, China's patent application number: CN202320864483.4 discloses a solution impurity filtering device for a chromatograph, which belongs to the field of chemical analysis technology, and includes a connector, wherein a first connecting groove is provided on the upper surface of the connector, and a filter paper is installed on the inner wall of the first connecting groove, and a second connecting groove is provided on the bottom surface of the connector, and a gasket is fixedly installed on the inner wall of the second connecting groove, and a flow guide nozzle is fixedly installed on the inner wall of the connector. By arranging multiple layers of filter paper on the inner bottom wall of the first connecting groove, the solution inside the first container can be filtered, and by arranging a vacuum nozzle on the outer surface of the connector, a vacuum pump can be connected to the vacuum nozzle through a conduit to suck out the air in the second container, thereby creating a low-pressure environment, so that the solution in the first container can be quickly filtered to the second container through the filter paper and the flow guide nozzle;

[0004] However, the existing filtering device is inconvenient to perform double auxiliary filtering according to the use needs and to perform liquid extraction operation during analysis, which affects the use efficiency;

[0005] Therefore, in order to solve the above-mentioned problems, a filtration device for solution analysis is proposed. Utility Model Content

[0006] The utility model aims to provide a filtering device for solution analysis, so as to solve the problem that the existing filtering device mentioned in the background art is inconvenient to perform double auxiliary filtering according to the use needs and to perform liquid extraction operation during analysis, which affects the use efficiency.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a filtering device for solution analysis, comprising a liquid tank, a filter bin docked on the top of the liquid tank, a filter screen cover inside the filter bin, a filter bottom cover fixed at the bottom of the filter bin, a maintenance upper ring on the upper cover of the filter bin, a liquid taking port seat on the left upper part of the liquid tank, the interior of the liquid taking port seat is connected with the interior of the liquid tank, and an air pipe is integrally provided on the right upper part of the liquid tank.

[0008] Preferably, the top of the liquid-setting tank and the lower part of the filter bin are threadedly butt-jointed, and an assembly pad is installed between the top of the liquid-setting tank and the lower part of the filter bin.

[0009] Preferably, the bottom side of the filter screen cover is equipped with a supporting side seat, and the supporting side seat is installed on the inner wall of the filter bin. The upper side of the filter screen cover is integrally provided with a maintenance upper wall, and a sealing gasket is filled between the maintenance upper wall and the inner wall of the filter bin. A pull rod is fixedly provided at the center of the upper part of the filter screen cover, and an auxiliary cap is fixed on the top of the pull rod, and the upper surface of the auxiliary cap is arranged in an arc shape.

[0010] Preferably, the filter bottom cover is concave downward, the upper wall side of the maintenance upper circle is arc-shaped, and the lower wall of the maintenance upper circle is provided with an inner groove corresponding to the upper part of the filter bin side wall.

[0011] Preferably, a sealing cap is provided on a threaded sleeve at the upper end of the liquid inlet seat, a twisting piece is fixed on the outer wall of the top of the sealing cap, and an auxiliary plug hole is provided inside the twisting piece.

[0012] Preferably, an air blocking cap is provided on the upper cover of the outer end of the air passage pipe, a sealing sleeve is glued to the inner wall of the air blocking cap, and the side edge of the sealing sleeve and the side edge of the air passage pipe are fastened by a drawstring.

[0013] Preferably, a support base is threadedly mounted on the bottom of the liquid-setting tank, an assembly screw seat is integrally arranged at the center of the support base, and a bottom pad is glued between the support base and the bottom of the liquid-setting tank.

[0014] Compared with the prior art, the utility model has the following beneficial effects: the utility model is convenient for performing double auxiliary filtration according to the use needs and performing liquid extraction operation during analysis, which is convenient for improving the use filtration efficiency;

[0015] 1. The utility model is provided with a filter chamber, which is convenient for double filtering of the solution with the cooperation of the filter screen cover and the filter bottom cover. The filtered solution is conveniently introduced into the liquid tank through the filter chamber. During operation, the maintenance of the upper ring is convenient for maintenance when pouring the liquid, which reduces splashing. Through this design, the convenience and practicality of the filter device for solution analysis are improved.

[0016] 2. The utility model is provided with a liquid taking port seat and an air pipe, so that during solution analysis, it is convenient to take liquid through the liquid taking port seat, making solution analysis more convenient. At the same time, during filtering operation, it is convenient to release air through the air pipe, making the operation more convenient. Through this design, the convenience and practicality of the filtering device for solution analysis are improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of a front cross-section of the structure of the utility model;

[0018] Figure 2 It is a schematic diagram of a top view cross section of the structure of the utility model;

[0019] Figure 3 For this utility model Figure 1 A schematic diagram of the structure enlargement in the middle;

[0020] Figure 4 For this utility model Figure 1 A magnified schematic diagram of the structure at B in the middle;

[0021] In the figure: 100, liquid tank; 200, filter bin; 201, assembly pad; 210, filter screen cover; 211, support side seat; 212, maintenance upper wall; 213, sealing pad; 214, pull rod; 215, auxiliary cap; 220, filter bottom cover; 230, maintenance upper ring; 231, cover with inner groove; 300, liquid inlet seat; 301, sealing cap; 302, twist piece; 303, auxiliary jack; 310, air pipe; 311, air blocking cap; 312, sealing sleeve; 313, pull rope; 320, support base; 321, assembly screw seat; 322, bottom pad. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] See also Figure 1-4 , an embodiment provided by the utility model:

[0024] A filtering device for solution analysis, comprising a liquid tank 100, a filter chamber 200 is docked on the top of the liquid tank 100, a filter screen cover 210 is installed inside the filter chamber 200, a filter bottom cover 220 is fixed at the bottom of the filter chamber 200, a maintenance upper ring 230 is installed on the upper cover of the filter chamber 200, a liquid taking port seat 300 is installed on the upper left side of the liquid tank 100, the inside of the liquid taking port seat 300 is connected with the inside of the liquid tank 100, and an air pipe 310 is integrally provided on the upper right side of the liquid tank 100;

[0025] Furthermore, the top of the liquid tank 100 and the bottom of the filter chamber 200 are threadedly connected, and an assembly pad 201 is installed between the top of the liquid tank 100 and the bottom of the filter chamber 200. This design facilitates the disassembly and assembly between the liquid tank 100 and the filter chamber 200.

[0026] Furthermore, a support side seat 211 is installed at the bottom side of the filter screen cover 210, and the support side seat 211 is installed on the inner wall of the filter bin 200. A maintenance upper wall 212 is integrally provided on the upper side of the filter screen cover 210, and a sealing gasket 213 is filled between the maintenance upper wall 212 and the inner wall of the filter bin 200. A pull rod 214 is fixedly provided at the center of the upper part of the filter screen cover 210, and an auxiliary cap 215 is fixed at the top of the pull rod 214, and the upper surface of the auxiliary cap 215 is arranged in an arc shape. Through this design, the assembly support and pulling operation of the filter screen cover 210 are facilitated;

[0027] Furthermore, the filter bottom cover 220 is concave downward, the upper wall side of the maintenance upper ring 230 is arranged in an arc shape, and the lower wall of the maintenance upper ring 230 is provided with a cover inner groove 231 corresponding to the upper part of the side wall of the filter bin 200. This design facilitates the maintenance of the filter bin 200 and reduces the splashing of the solution when pouring the liquid.

[0028] Furthermore, a sealing cap 301 is threadedly sleeved on the upper end of the liquid taking port seat 300, a twisting piece 302 is fixedly provided on the outer wall of the top of the sealing cap 301, and an auxiliary plug hole 303 is provided inside the twisting piece 302. This design facilitates the sealing and opening of the liquid taking port seat 300, and facilitates subsequent operations;

[0029] Furthermore, a gas blocking cap 311 is provided on the upper part of the outer end of the gas passage 310, a sealing sleeve 312 is glued to the inner wall of the gas blocking cap 311, and the side of the sealing sleeve 312 and the side of the gas passage 310 are fastened by a pull rope 313. This design facilitates the sealing cover of the gas passage 310 and facilitates subsequent maintenance.

[0030] Furthermore, a support base 320 is threadedly assembled at the bottom of the liquid tank 100, an assembly screw seat 321 is integrally arranged in the center of the support base 320, and a bottom pad 322 is glued between the support base 320 and the bottom of the liquid tank 100. This design facilitates the support and assembly of the liquid tank 100.

[0031] Working principle: When the solution analysis needs to be filtered, the support base 320 and the assembly screw seat 321 are set to facilitate the support and placement of the opposing liquid tank 100, and the solution is poured on the filter chamber 200. With the cooperation of the filter screen cover 210 and the filter bottom cover 220, double auxiliary filtration is performed. When pouring, the maintenance upper ring 230 is conveniently set on the filter chamber 200 through the opening of the inner groove 231 of the cover, which is convenient for the maintenance of the upper side of the filter chamber 200 and the reduction of liquid splashing out of the filter chamber 200. During operation, the plug can be unscrewed to remove the liquid. The air cap 311 is ventilated through the air pipe 310 to facilitate the filtering and liquid intake operation. When a small amount of liquid is needed for analysis, the sealing cap 301 can be unscrewed with the cooperation of the twist piece 302 and the auxiliary jack 303 to facilitate liquid collection through the liquid collection port seat 300, making the operation more convenient. When cleaning is required, the filter bin 200, the liquid tank 100 and the support base 320 can be disassembled, and then the filter screen cover 210 can be easily removed with the cooperation of the pull rod 214 and the auxiliary cap 215, making the operation and cleaning more convenient. The operation ends here.

[0032] The above description is only a preferred embodiment of the utility model and does not limit the utility model in any form. Any ordinary technician in the industry can smoothly implement the utility model as shown in the drawings of the specification and described above. However, any equivalent changes, modifications and evolutions made by technicians familiar with the profession without departing from the scope of the technical solution of the utility model using the technical content disclosed above are all equivalent embodiments of the utility model. At the same time, any equivalent changes, modifications and evolutions made to the above embodiments based on the essential technology of the utility model are still within the protection scope of the technical solution of the utility model.

Claims

1. A filtering device for solution analysis, comprising a liquid storage tank (100), characterized in that: The top of the liquid-setting tank (100) is butt-jointed with a filter bin (200), the interior of the filter bin (200) is equipped with a filter screen cover (210), the bottom of the filter bin (200) is fixedly provided with a filter bottom cover (220), the upper cover of the filter bin (200) is equipped with a maintenance upper ring (230), the upper left side of the liquid-setting tank (100) is equipped with a liquid-taking port seat (300), the interior of the liquid-taking port seat (300) is connected with the interior of the liquid-setting tank (100), and the upper right side of the liquid-setting tank (100) is integrally provided with an air pipe (310).

2. A solution analysis filtering device according to claim 1, characterized in that: The top of the liquid tank (100) and the bottom of the filter bin (200) are threadedly butt-jointed, and an assembly pad (201) is assembled between the top of the liquid tank (100) and the bottom of the filter bin (200).

3. A solution analysis filtering device according to claim 1, characterized in that: The bottom side of the filter screen cover (210) is equipped with a supporting side seat (211), and the supporting side seat (211) is installed on the inner wall of the filter bin (200). The upper side of the filter screen cover (210) is integrally provided with a maintenance upper wall (212), and a sealing gasket (213) is filled between the maintenance upper wall (212) and the inner wall of the filter bin (200). A pull rod (214) is fixedly provided at the center of the upper part of the filter screen cover (210), and an auxiliary cap (215) is fixed to the top of the pull rod (214), and the upper surface of the auxiliary cap (215) is arranged in an arc shape.

4. A solution analysis filtering device according to claim 1, characterized in that: The filter bottom cover (220) is concave downwards, the upper wall side of the maintenance upper ring (230) is arranged in an arc shape, and the lower wall of the maintenance upper ring (230) is provided with a cover inner groove (231) corresponding to the upper part of the side wall of the filter bin (200).

5. A solution analysis filtering device according to claim 1, characterized in that: A sealing cap (301) is threadedly sleeved on the upper end of the liquid taking port seat (300), a twisting plate (302) is fixedly provided on the outer wall of the top of the sealing cap (301), and an auxiliary plug hole (303) is provided inside the twisting plate (302).

6. A solution analysis filtering device according to claim 1, characterized in that: The upper portion of the outer end of the air passage pipe (310) is covered with an air blocking cap (311), the inner wall of the air blocking cap (311) is glued with a sealing sleeve (312), and the side of the sealing sleeve (312) and the side of the air passage pipe (310) are fastened together by a drawstring (313).

7. A solution analysis filtration device according to claim 1, characterized in that: The bottom of the liquid-setting tank (100) is threadedly mounted with a support base (320), a mounting screw seat (321) is integrally provided in the center of the support base (320), and a bottom pad (322) is glued between the support base (320) and the bottom of the liquid-setting tank (100).

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