CN221100231U - Efficient enrichment device for virus particles in environmental water sample - Google Patents
Efficient enrichment device for virus particles in environmental water sample Download PDFInfo
- Publication number
- CN221100231U CN221100231U CN202322483497.4U CN202322483497U CN221100231U CN 221100231 U CN221100231 U CN 221100231U CN 202322483497 U CN202322483497 U CN 202322483497U CN 221100231 U CN221100231 U CN 221100231U
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- China
- Prior art keywords
- filter bowl
- water sample
- suction filtration
- filter
- environmental water
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 39
- 241000700605 Viruses Species 0.000 title claims abstract description 21
- 239000002245 particle Substances 0.000 title claims abstract description 17
- 230000007613 environmental effect Effects 0.000 title claims abstract description 15
- 238000000967 suction filtration Methods 0.000 claims abstract description 34
- 230000007246 mechanism Effects 0.000 claims abstract description 11
- 239000012528 membrane Substances 0.000 claims description 13
- 238000007789 sealing Methods 0.000 claims description 6
- 239000007788 liquid Substances 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 8
- 238000001914 filtration Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000003908 quality control method Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Apparatus Associated With Microorganisms And Enzymes (AREA)
Abstract
The utility model relates to the technical field of water sample enrichment, in particular to an efficient enrichment device for virus particles in an environmental water sample, which comprises the following components: the filter bowl comprises a suction filtration interface, a filter bowl and a closing mechanism, wherein a through hole is formed in the bottom of the filter bowl, the filter bowl is arranged on the suction filtration interface, the closing mechanism is arranged at the bottom of an inner cavity of the filter bowl, and the opening and closing states of the through hole at the bottom of the filter bowl are controlled, so that the problems that in the prior art, the operation of pouring residual liquid of the filter bowl is complicated and water samples are easy to fall are solved.
Description
Technical Field
The utility model relates to the technical field of water sample enrichment, in particular to an efficient enrichment device for virus particles in an environmental water sample.
Background
The existing method for enriching viruses in the water sample mainly comprises an adsorption method, a filtration method, a precipitation method, a capturing method and the like, wherein the filtration method is to enable the water sample to pass through a filter membrane with an ultrafine aperture, and the separation of viruses and water bodies is realized by utilizing the principle of retention, so that the method has the advantages of high speed, small virus damage and the like:
The filtration method adopts pouring the water sample into the filter bowl connected on the suction filtration support, the suction filtration support provides suction by the vacuum pump, make the water sample flow through the filter membrane between filter bowl and the suction filtration support, accomplish the enrichment of virus, but the filter bowl bottom that uses is open, need carry out quality control in carrying out the enrichment in-process, if the water sample in the filter bowl is too much, probably remain the water sample in the filter bowl after the extraction finishes, clear up the residual water sample at this moment just needs to remove the suction filtration support, empty the residual liquid in the filter bowl, and a plurality of filter bowls can be installed on the suction filtration support in addition, lead to complex operation, and cause the unrestrained problem of water sample easily.
Disclosure of utility model
The utility model aims to provide an efficient enrichment device for virus particles in an environmental water sample, which is used for solving the problems that the operation of dumping residual liquid in a filter cup is complicated and water samples are easy to spill in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: an efficient enrichment device for virus particles in an environmental water sample, comprising: the filter comprises a suction filtration interface, a filter bowl and a closing mechanism, wherein a through hole is formed in the bottom of the filter bowl, the filter bowl is arranged on the suction filtration interface, and the closing mechanism is arranged at the bottom of an inner cavity of the filter bowl and controls the opening and closing states of the through hole at the bottom of the filter bowl.
Preferably, the top surface of the suction filtration interface is a filter membrane placement area, and the bottom of the outer wall of the suction filtration interface is provided with a bulge, so that the outer wall of the suction filtration interface forms a step shape.
Preferably, the bottom surface of filter bowl is provided with the lantern ring, the lantern ring is pegged graft in the outer wall of suction filtration interface to butt and protruding top surface, the bottom plate through-hole inner wall of filter bowl is provided with annular preforming, the outer wall of lantern ring is provided with at least three cardboard, the bottom joint of at least three cardboard is in protruding bottom.
Preferably, the closing mechanism comprises: base plate, depression bar, clamp plate, spring and a plurality of roof, the base plate sets up in the bottom of filter bowl inner chamber, the depression bar is pegged graft in the central point of base plate, the clamp plate sets up in the bottom of depression bar, the spring sets up between base plate and clamp plate, a plurality of roof sets up in the bottom surface edge of clamp plate with annular array interval.
Preferably, the axes of the pressure plate and the pressure rod are collinear with the axis of the filter bowl.
Preferably, a sealing ring is arranged on the bottom surface of the pressing plate.
Preferably, when the bottom of the lantern ring is abutted against the bulge on the outer wall of the suction filtration port, the top of the top plate is higher than the bottom surface of the filter bowl.
Compared with the prior art, the utility model has the beneficial effects that: this high-efficient enrichment device of environment water sample virus particle sets up the clamp plate that can reciprocate through the interior bottom at the filter bowl, controls the closed condition of filter bowl bottom opening to avoid when remaining the water sample in the filter bowl, the water sample that causes emptys the problem that causes and the operation is comparatively troublesome.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a cross-sectional view of a filter bowl of the present utility model;
Fig. 3 is a front view of the filter bowl of the present utility model.
In the figure: 11. the filter comprises a suction filtration interface 12, a filter membrane placement area 13, a bulge 21, a filter cup 22, a lantern ring 23, a pressing sheet 241, a clamping plate 242, a convex block 31, a base plate 32, a pressing rod 33, a pressing plate 34, a spring 35, a top plate 41, a main pipeline 42, a bracket 43 and a valve.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-3, the present utility model provides a technical scheme of an efficient enrichment device for virus particles in an environmental water sample, and detailed connection means thereof, which are known in the art, mainly introduce the working principle and the process as follows.
An efficient enrichment device for virus particles in an environmental water sample, comprising: the bottom of the filter cup 21 is provided with a through hole, the filter cup 21 is arranged on the filter cup 11, the sealing mechanism is arranged at the bottom of the inner cavity of the filter cup 21, the opening and closing state of the through hole at the bottom of the filter cup 21 is controlled,
At least one suction filtration port 11 is installed on the main pipeline 41, and both ends of the main pipeline 41 are respectively provided with a bracket 42 for supporting the main pipeline 41 and keeping the suction filtration port 11 vertically upwards, one end of the main pipeline 41 is connected with a vacuum pump, and a valve 43 is arranged between the suction filtration port 11 and the main pipeline 41.
The top surface of the suction filtration interface 11 is a filter membrane placement area 12, the bottom of the outer wall of the suction filtration interface 11 is provided with a bulge 13, so that the outer wall of the suction filtration interface 11 forms a step shape,
The filter cup 21 can be limited in inserting depth by the filter cup 11 with the step-shaped filter interface 11, and meanwhile, the position of the filter cup 21 is limited by the protrusion 13 on the outer wall of the filter cup 11 matched with the clamping plate 241, so that the filter cup 21 is prevented from falling off due to the reaction force of the closing mechanism.
The bottom surface of the filter bowl 21 is provided with a lantern ring 22, the lantern ring 22 is inserted into the outer wall of the suction filtration port 11 and is abutted against the top surface of the bulge 13, the inner wall of the through hole of the bottom plate of the filter bowl 21 is provided with an annular pressing sheet 23, the outer wall of the lantern ring 22 is provided with at least three clamping plates 241, the bottoms of the at least three clamping plates 241 are clamped at the bottom of the bulge 13,
When filter bowl 21 pegging graft on suction filtration interface 11, annular preforming 23 butt is in the edge of suction filtration interface 11 top surface, utilize the extrusion of both to fix the filter membrane of placing, the bottom of at least three cardboard 241 is provided with lug 242, at least three cardboard 241 can carry out elastic deformation, at the in-process of lantern ring 22 inserting suction filtration interface 11, the cardboard 241 takes place deformation, the bottom of cardboard 241 outwards bends, when lantern ring 22 inserts suction filtration interface 11 completely, the protruding 13 of cardboard 241 and suction filtration interface 11 outer wall closely laminate, lug 242 joint is in the bottom surface edge of protruding 13, thereby realize the fixed to filter bowl 21, be provided with the scale mark on the outer wall of filter bowl 21, in order to control the capacity of pouring the water sample.
The closing mechanism comprises: the base plate 31, the pressing rod 32, the pressing plate 33, the springs 34 and the top plates 35, the base plate 31 is arranged at the bottom of the inner cavity of the filter bowl 21, the pressing rod 32 is inserted in the center position of the base plate 31, the pressing plate 33 is arranged at the bottom end of the pressing rod 32, the springs 34 are arranged between the base plate 31 and the pressing plate 33, the top plates 35 are arranged at the edge of the bottom surface of the pressing plate 33 at intervals in an annular array,
The shape of base plate 31 can adopt arbitrary shape under the condition that does not influence the flow of water sample in filter bowl 21 to and keep stability, but the length of depression bar 32 satisfies the displacement distance of clamp plate 33 in the vertical direction, under the condition that does not exert external force, spring 34 makes clamp plate 33 closely laminate in the through-hole department of filter bowl 21 bottom, a plurality of roof 35 are the mode interval distribution in annular array, the clearance between a plurality of roof 35 is the circulation area of water sample, when filter bowl 21 inserts on the suction interface 11 completely, the bottom and the mutual butt of suction interface 11 of a plurality of roof 35 prop up clamp plate 33, water sample can flow out by the interval department of a plurality of roof 35 this moment, a plurality of roof 35 and clamp plate 33 all butt are in the top surface edge department of suction interface 11, play the fixed action to the filter membrane, can not cause the damage to the filter membrane.
The axes of the pressing plate 33 and the pressing rod 32 are collinear with the axis of the filter bowl 21, and the pressure of the holding spring 34 is released at the center position of the pressing plate 33, so that the sealing state of the pressing plate 33 to the bottom opening of the filter bowl 21 is ensured.
The bottom surface of clamp plate 33 is provided with the sealing washer, avoids clamp plate 33 and filter bowl 21 bottom through-hole between the leakproofness poor, causes the condition of leaking.
When the bottom of the collar 22 abuts against the protrusion 13 of the outer wall of the suction port 11, the top of the top plate 35 is higher than the bottom surface of the filter bowl 21.
Examples:
When the water sample filter is used, the valve 43 is closed, then the main pipeline 41 is connected with the vacuum pump, the filter membrane is placed in the filter membrane placement area 12, the filter bowl 21 is inserted into the filter port 11, the bottoms of at least three clamping plates 241 are clamped at the bottom edges of the protrusions 13 on the outer wall of the filter port 11, a plurality of top plates 35 are abutted to the top edges of the filter port 11, the top plates 35 push the pressing plates 33 to move upwards, the pressing rods 32 synchronously displace, the springs 34 are compressed, a water sample flows through gaps of the top plates 35, at the moment, the water sample flows through the filter membrane by opening the valve 43, virus particles are enriched, after the use is finished, an upward pulling force is properly applied to the filter bowl 21, the clamping plates 241 are separated from the protrusions 13, at the moment, the top plates 35 are separated from the filter port 11, the pressing plates 33 are pressed at the bottom through holes of the filter bowl 21, the corresponding valves 43 are closed synchronously, the filter membrane is collected, and at the moment, the residual water sample in the filter bowl 21 can be dumped without moving and disassembling the filter support 42.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. An efficient enrichment device for virus particles in an environmental water sample is characterized by comprising the following components: the filter comprises a suction filtration interface, a filter bowl and a closing mechanism, wherein a through hole is formed in the bottom of the filter bowl, the filter bowl is arranged on the suction filtration interface, and the closing mechanism is arranged at the bottom of an inner cavity of the filter bowl and controls the opening and closing states of the through hole at the bottom of the filter bowl.
2. An environmental water sample virus particle high-efficiency enrichment device according to claim 1, wherein: the top surface of the suction filtration interface is a filter membrane placement area, and the bottom of the outer wall of the suction filtration interface is provided with a bulge so that the outer wall of the suction filtration interface forms a step shape.
3. An environmental water sample virus particle high-efficiency enrichment device according to claim 2, wherein: the bottom surface of filter bowl is provided with the lantern ring, the lantern ring peg graft in the outer wall of suction filtration interface to butt and protruding top surface, the bottom plate through-hole inner wall of filter bowl is provided with annular preforming, the outer wall of lantern ring is provided with at least three cardboard, the bottom joint of at least three cardboard is in protruding bottom.
4. An environmental water sample virus particle high efficiency enrichment apparatus according to claim 3, wherein the sealing mechanism comprises: base plate, depression bar, clamp plate, spring and a plurality of roof, the base plate sets up in the bottom of filter bowl inner chamber, the depression bar is pegged graft in the central point of base plate, the clamp plate sets up in the bottom of depression bar, the spring sets up between base plate and clamp plate, a plurality of roof sets up in the bottom surface edge of clamp plate with annular array interval.
5. The efficient enrichment device for virus particles in an environmental water sample according to claim 4, wherein: the axes of the pressing plate and the pressing rod are collinear with the axis of the filter bowl.
6. The efficient enrichment device for virus particles in an environmental water sample according to claim 4, wherein: the bottom surface of the pressing plate is provided with a sealing ring.
7. The efficient enrichment device for virus particles in an environmental water sample according to claim 4, wherein: when the bottom of the lantern ring is abutted with the bulge on the outer wall of the suction filtration port, the top of the top plate is higher than the bottom surface of the filter bowl.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322483497.4U CN221100231U (en) | 2023-09-13 | 2023-09-13 | Efficient enrichment device for virus particles in environmental water sample |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322483497.4U CN221100231U (en) | 2023-09-13 | 2023-09-13 | Efficient enrichment device for virus particles in environmental water sample |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221100231U true CN221100231U (en) | 2024-06-07 |
Family
ID=91312725
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322483497.4U Active CN221100231U (en) | 2023-09-13 | 2023-09-13 | Efficient enrichment device for virus particles in environmental water sample |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221100231U (en) |
-
2023
- 2023-09-13 CN CN202322483497.4U patent/CN221100231U/en active Active
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