CN215782749U - Filter - Google Patents
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- CN215782749U CN215782749U CN202121183867.7U CN202121183867U CN215782749U CN 215782749 U CN215782749 U CN 215782749U CN 202121183867 U CN202121183867 U CN 202121183867U CN 215782749 U CN215782749 U CN 215782749U
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Abstract
The utility model relates to the technical field of chemical experiment devices, and discloses a filter, which comprises a filter bottle body and a filter cover, wherein the filter cover is arranged at the bottle mouth of the filter bottle body, the filter cover body is connected with the filter bottle body, the filter cover body is provided with a first water inlet channel communicated with the bottle mouth of the filter bottle body, and the upper part of the filter cover body is provided with an accommodating cavity; the filter seat is arranged in the accommodating cavity of the filter cover body, the filter seat is provided with a second water inlet channel communicated with the first water inlet channel, and a plurality of filter membranes with different filter diameters are arranged between the first water inlet channel and the second water inlet channel. The utility model provides a filter, which aims to achieve the purposes of high filtering efficiency of sample liquid, reduction of workload of operators, reduction of operation difficulty of experiments and reduction of loss of the sample liquid.
Description
Technical Field
The utility model relates to the technical field of chemical experimental devices, in particular to a filter.
Background
At present, in scientific experimental research such as particle size classification, a plurality of filter membranes or bolting silk with different pore diameters are generally needed to filter sample liquid, in other words, purification and purification of each sample liquid can be completed through a plurality of times of filtration. The filtering of the sample liquid is mainly carried out by a successive filtration method, and the specific operation process of the successive filtration method comprises the steps of firstly enabling the sample liquid to pass through one filter membrane or one bolting silk, then pouring the filtered sample liquid into another container, then replacing the other filter membrane or the bolting silk, then enabling the filtered sample liquid to pass through the other filter membrane or the bolting silk, and repeating the processes until the filtration of the sample liquid is finished.
However, the successive filtration method requires frequent filtration of the sample liquid, which is likely to cause low filtration efficiency of the sample liquid, complicated filtration process of the sample liquid, increased workload of operators and increased operation difficulty; in addition, in the transfer of the sample liquid in different containers, the sample liquid is easily lost, thereby causing influence on the experimental result.
Disclosure of Invention
The purpose of the utility model is: the utility model provides a filter, which aims to achieve the purposes of high filtering efficiency of sample liquid, reduction of workload of operators, reduction of operation difficulty of experiments and reduction of loss of the sample liquid.
In order to achieve the above object, the present invention provides a filter, which comprises a filter bottle body and a filter cover, wherein the filter cover is arranged on a bottle mouth of the filter bottle body, and the filter cover comprises:
the filter cap body is connected with the filter bottle body, the filter cap body is provided with a first water inlet channel communicated with the bottle opening of the filter bottle body, and the upper part of the filter cap body is provided with an accommodating cavity;
the filter seat is arranged in the accommodating cavity of the filter cover body, the filter seat is provided with a second water inlet channel communicated with the first water inlet channel, and a plurality of filter membranes with different filter diameters are arranged between the first water inlet channel and the second water inlet channel.
In some embodiments of the present application, the filter cap body includes an upper cap body and a lower cap body, the upper cap body is detachably connected to the upper side of the lower cap body, the lower cap body is connected to the filter bottle body, and the first water inlet channel is disposed on the lower cap body;
the upper portion of lower lid is equipped with the first chamber that holds, it holds the chamber to go up the lid and is equipped with the second, the first chamber that holds with the second holds the chamber and makes up into the chamber that holds of filter cover body.
In some embodiments of the present application, the filter base includes an upper base body and a lower base body detachably connected to the upper base body, the upper base body is disposed in the second accommodating cavity of the upper cover body, and the second water inlet channel is disposed on the upper base body;
the lower seat body is arranged in the first accommodating cavity of the lower cover body, the bottom of the upper seat body is connected with the top of the lower seat body, the lower seat body is provided with water passing holes communicated with the first water inlet channel and the second water inlet channel, and the filtering membrane is arranged between the bottom of the upper seat body and the top of the lower seat body.
In some embodiments of the present application, a plurality of first connection belts arranged in a circular array are disposed at the bottom of the upper seat body, each first connection belt includes a plurality of first connection blocks, and a gap is formed between two adjacent first connection blocks;
the top of pedestal is equipped with a plurality of second connecting bands that are circular array setting down, the second connecting band includes a plurality of second connecting blocks, adjacent two have the clearance between the first connecting block, first connecting block with the second connecting block one-to-one is connected, filtration membrane is located first connecting block with between the second connecting block.
In some embodiments of the present application, a limiting groove is disposed at the top of the lower cover body, and a limiting block is disposed on the outer side wall of the upper base body;
when the upper seat body is connected with the lower seat body, the limiting block is clamped in the limiting groove.
In some embodiments of the present application, the material of the filter cover is polypropylene.
In some embodiments of the present application, the inner wall of the upper housing is provided with a sealing ring surrounding the lower housing.
In some embodiments of the present application, the filtration diameters of the plurality of filtration membranes gradually decrease in a direction from the second water inlet passage to the first water inlet passage.
In some embodiments of the present application, the diameter of the first water inlet passage gradually decreases in a direction from the second water inlet passage to the first water inlet passage.
The embodiment of the utility model provides a filter, which has the following beneficial effects compared with the prior art:
the filtering membranes with different filtering diameters are arranged between the first water inlet channel and the second water inlet channel, and after the sample liquid passes through the filtering membranes, the filtering membranes filter impurities or particles floating in the sample liquid, so that the sample liquid is poured into the filter once, and all the impurities or particles floating in the sample liquid are filtered, thereby improving the filtering efficiency of the sample liquid, simplifying the filtering process of the sample liquid, reducing the workload of operators and reducing the operation difficulty of the operators; in addition, the frequency of pouring the sample liquid into the filter is reduced, so that the loss of the sample liquid is reduced, and the error of an experimental result is reduced.
Drawings
Fig. 1 is a schematic structural view of a filter according to an embodiment of the present invention.
Fig. 2 is an exploded view of a filter according to an embodiment of the present invention.
Fig. 3 is a schematic structural diagram of a filter base according to an embodiment of the utility model.
Fig. 4 is a schematic structural diagram of the upper base according to the embodiment of the present invention.
Fig. 5 is a schematic structural diagram of the lower base according to the embodiment of the utility model.
In the figure, 1, a filter cover body; 11. an upper cover body; 111. a second accommodating chamber; 12. a lower cover body; 121. a first accommodating chamber; 122. a first water inlet channel; 2. a filter base; 21. an upper base body; 211. a second water inlet channel; 22. a lower seat body; 221. water passing holes; 3. a first connection block; 4. a second connecting block; 5. a limiting groove; 6. a limiting block; 7. and (5) sealing rings.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "top", "bottom", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In order to achieve the above object, as shown in fig. 1-5, an embodiment of the present invention provides a filter, which includes a filter bottle body and a filter cover, the filter cover is disposed at a bottle mouth of the filter bottle body, the filter cover includes a filter cover body 1 and a filter base 2, the filter cover body 1 is connected to the filter bottle body, the filter cover body 1 is provided with a first water inlet channel 122 communicated with the bottle mouth of the filter bottle body, and an accommodating cavity is disposed at an upper portion of the filter cover body 1; the filter base 2 is arranged in the accommodating cavity of the filter cover body 1, the filter base 2 is provided with a second water inlet channel 211 communicated with the first water inlet channel 122, and a plurality of filter membranes with different filter diameters are arranged between the first water inlet channel 122 and the second water inlet channel 211.
Based on the arrangement, the filter provided by the embodiment of the utility model has the advantages that the plurality of filtering membranes with different filtering diameters are arranged in the filtering seat 2, and after the sample liquid passes through the plurality of filtering membranes, the plurality of filtering membranes filter impurities or particles floating in the sample liquid, so that the sample liquid is poured into the filter once, and all the impurities or particles floating in the sample liquid are filtered, so that the filtering efficiency of the sample liquid is improved, the filtering process of the sample liquid is simplified, the workload of operators is reduced, and the operation difficulty of the operators is reduced; in addition, the frequency of pouring the sample liquid into the filter is reduced, so that the loss of the sample liquid is reduced, and the error of an experimental result is reduced.
In some embodiments, optionally, as shown in fig. 1 and 2, the filter cap body 1 includes an upper cap body 11 and a lower cap body 12, the upper cap body 11 is detachably connected to the upper side of the lower cap body 12, the lower cap body 12 is connected to the filter bottle, and the first water inlet channel 122 is disposed on the lower cap body 12;
the upper portion of lower lid 12 is equipped with first chamber 121 that holds, goes up lid 11 and is equipped with second chamber 111 that holds, and first chamber 121 and the second chamber 111 that holds make up the chamber that holds of filter cover body 1. Therefore, after the filtering membrane is used for a period of time, the filtering effect of the filtering membrane is reduced, and after the upper cover body 11 and the lower cover body 12 are separated by an operator, the filtering seat 2 is taken out from the filtering cover body 1, so that the filtering seat 2 is conveniently taken out, and the filtering membrane is convenient to replace.
Illustratively, as shown in fig. 1 and 2, the lower part of the upper cover 11 is provided with internal threads, the upper part of the lower cover 12 is provided with external threads, and the upper cover 11 and the lower cover 12 are screwed together.
In some embodiments, optionally, as shown in fig. 1 to 5, the filter base 2 includes an upper base 21 and a lower base 22, the upper base 21 and the lower base 22 are detachably connected, the upper base 21 is disposed in the second accommodating cavity 111 of the upper cover 11, and the second water inlet channel 211 is disposed on the upper base 21; the lower seat body 22 is disposed in the first accommodating cavity 121 of the lower cover body 12, the bottom of the upper seat body 21 is connected to the top of the lower seat body 22, the lower seat body 22 is provided with a water through hole 221 communicating the first water inlet passage 122 and the second water inlet passage 211, and the filtering membrane is disposed between the bottom of the upper seat body 21 and the top of the lower seat body 22. From this, when needs are changed filtration membrane, operating personnel separates upper base body 21 and lower base body 22, takes off the not good filtration membrane of filter effect, places the good filtration membrane of filter effect between upper base body 21's bottom and lower base body 22's top simultaneously to the change of the filtration membrane of being convenient for.
The sample liquid flows into the filter bottle body by way of example, first, the sample liquid flows from the second water inlet channel 211 of the upper seat 21, and after the sample liquid is filtered by the plurality of filtering membranes, the sample liquid flows from the water through hole 221 of the lower seat 22 to the first water inlet channel 122 of the lower cover 12, and finally flows into the filter bottle body.
In some embodiments, optionally, as shown in fig. 3 to 5, the bottom of the upper seat 21 is provided with a plurality of first connecting belts arranged in a circular array, each first connecting belt includes a plurality of first connecting blocks 3, and a gap is formed between two adjacent first connecting blocks 3; the top of the lower seat body 22 is provided with a plurality of second connecting belts arranged in a circular array, each second connecting belt comprises a plurality of second connecting blocks 4, a gap is formed between every two adjacent first connecting blocks 3, and the first connecting blocks 3 are connected with the second connecting blocks 4 in a one-to-one correspondence manner; the filter membrane is arranged between the first connecting block 3 and the second connecting block 4. It is found through tests that when the bottom of the upper seat 21 and the top of the lower seat 22 are completely attached together, the flow rate of the sample liquid between the upper seat 21 and the lower seat 22 is slow, in order to solve the above technical problem, in the present embodiment, the upper seat 21 and the lower seat 22 are connected together through the first connecting block 3 and the second connecting block 4, and the first connecting block 3 and the second connecting block 4 enable a certain gap to be formed between the bottom of the upper seat 21 and the top of the lower seat 22, thereby ensuring the flow of the sample liquid between the upper seat 21 and the lower seat 22, so that the sample liquid flows from the gap between the adjacent first connecting blocks 3 and the gap between the adjacent second connecting blocks 4 to the water through hole 221 of the lower seat 22 after flowing out from the second water inlet channel 211, and then flows into the first water inlet channel 122.
In some embodiments, optionally, as shown in fig. 2, a limiting groove 5 is disposed at the top of the lower cover 12, a limiting block 6 is disposed on an outer side wall of the upper base 21, and when the upper base 21 and the lower base 22 are connected, the limiting block 6 is clamped in the limiting groove 5, so that the upper base 21 cannot rotate relative to the lower cover 12, and the connection stability between the upper base 21 and the lower base 22 is ensured.
Illustratively, two limiting blocks 6 are arranged on the outer side wall of the upper seat body 21; when the upper seat body 21 and the lower seat body 22 are connected, the two limit blocks 6 respectively abut against two opposite sides of the limit groove 5.
In some embodiments, optionally, as shown in fig. 2, the material of the filter cover is polypropylene, and the inner wall of the upper seat 21 is provided with a sealing ring 7 surrounding the lower seat 22. Therefore, the polypropylene has good rigidity and can bear the impact force of sample liquid on the polypropylene, so that the service life of the polypropylene is prolonged; when the sample liquid flows between the upper seat body 21 and the lower seat body 22, the seal ring seals the outer side of the lower seat body 22, thereby preventing the sample liquid from leaking laterally.
In some embodiments, optionally, as shown in fig. 1 and 2, the filtration diameters of the plurality of filtration membranes gradually decrease in a direction from the second water inlet passage 211 to the first water inlet passage 122. From this, sample liquid flows to the filtration membrane that the filtration diameter is little from the filtration membrane that filters the diameter is big in proper order, and the great impurity of diameter is filtered earlier, and the less impurity of diameter is filtered at last to improve filtration membrane to sample liquid's filtration efficiency.
In some embodiments, optionally, as shown in fig. 1-4, a water pump is connected to the filter, and in particular, a water pump is connected to the second water inlet channel 211. This improves the filtration efficiency of the filter for the sample liquid.
In some embodiments, optionally, as shown in fig. 2, the diameter of the first water inlet passage 122 gradually decreases in the direction from the second water inlet passage 211 to the first water inlet passage 122, so as to accelerate the sample liquid to enter the mouth of the filter bottle body.
To sum up, according to the filter of the embodiment of the present invention, the plurality of filtering membranes having different filtering diameters are disposed in the filtering seat 2, and after the sample liquid passes through the plurality of filtering membranes, the plurality of filtering membranes filter the impurities or particles floating in the sample liquid, so that the impurities or particles floating in the sample liquid are all filtered by pouring the sample liquid into the filter only once, thereby improving the filtering efficiency of the sample liquid, simplifying the filtering process of the sample liquid, reducing the workload of the operator, and reducing the operation difficulty of the operator; in addition, the frequency of pouring the sample liquid into the filter is reduced, so that the loss of the sample liquid is reduced, and the error of an experimental result is reduced.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.
Claims (9)
1. The utility model provides a filter, its characterized in that, includes filters bottle and filter lid, filter the lid and locate filter bottle's bottleneck, filter the lid and include:
the filter cap body is connected with the filter bottle body, the filter cap body is provided with a first water inlet channel communicated with the bottle opening of the filter bottle body, and the upper part of the filter cap body is provided with an accommodating cavity;
the filter seat is arranged in the accommodating cavity of the filter cover body, the filter seat is provided with a second water inlet channel communicated with the first water inlet channel, and a plurality of filter membranes with different filter diameters are arranged between the first water inlet channel and the second water inlet channel.
2. The filter of claim 1, wherein the filter cap body comprises an upper cap body and a lower cap body, the upper cap body is detachably connected above the lower cap body, the lower cap body is connected with the filter bottle body, and the first water inlet channel is arranged on the lower cap body;
the upper portion of lower lid is equipped with the first chamber that holds, it holds the chamber to go up the lid and is equipped with the second, the first chamber that holds with the second holds the chamber and makes up into the chamber that holds of filter cover body.
3. The filter of claim 2, wherein the filter base comprises an upper base body and a lower base body detachably connected with the upper base body, the upper base body is disposed in the second accommodating cavity of the upper cover body, and the second water inlet channel is disposed on the upper base body;
the lower seat body is arranged in the first accommodating cavity of the lower cover body, the bottom of the upper seat body is connected with the top of the lower seat body, the lower seat body is provided with water passing holes communicated with the first water inlet channel and the second water inlet channel, and the filtering membrane is arranged between the bottom of the upper seat body and the top of the lower seat body.
4. The filter of claim 3, wherein the bottom of the upper base is provided with a plurality of first connection belts arranged in a circular array, each first connection belt comprises a plurality of first connection blocks, and a gap is formed between every two adjacent first connection blocks;
the top of pedestal is equipped with a plurality of second connecting bands that are circular array setting down, the second connecting band includes a plurality of second connecting blocks, adjacent two have the clearance between the first connecting block, first connecting block with the second connecting block one-to-one is connected, filtration membrane is located first connecting block with between the second connecting block.
5. The filter of claim 3, wherein the top of the lower cover body is provided with a limiting groove, and the outer side wall of the upper base body is provided with a limiting block;
when the upper seat body is connected with the lower seat body, the limiting block is clamped in the limiting groove.
6. The filter of claim 3, wherein the filter cover is made of polypropylene.
7. The filter of claim 6, wherein the inner wall of the upper housing is provided with a sealing ring around the lower housing.
8. The filter of claim 1, wherein the filtration diameters of the plurality of filtration membranes decrease in a direction from the second water inlet passage to the first water inlet passage.
9. The filter of claim 1, wherein the diameter of the first water inlet passage gradually decreases in a direction from the second water inlet passage to the first water inlet passage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121183867.7U CN215782749U (en) | 2021-05-28 | 2021-05-28 | Filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121183867.7U CN215782749U (en) | 2021-05-28 | 2021-05-28 | Filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215782749U true CN215782749U (en) | 2022-02-11 |
Family
ID=80174328
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121183867.7U Active CN215782749U (en) | 2021-05-28 | 2021-05-28 | Filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215782749U (en) |
-
2021
- 2021-05-28 CN CN202121183867.7U patent/CN215782749U/en active Active
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