CN214334458U - Portable water sample concentrated virus enrichment device - Google Patents
Portable water sample concentrated virus enrichment device Download PDFInfo
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- CN214334458U CN214334458U CN202023077529.3U CN202023077529U CN214334458U CN 214334458 U CN214334458 U CN 214334458U CN 202023077529 U CN202023077529 U CN 202023077529U CN 214334458 U CN214334458 U CN 214334458U
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Abstract
The utility model belongs to the field of biological analysis testing and environmental science, in particular to a portable water sample concentrated virus enrichment device, which comprises a water inlet pipe, a filter membrane box, a water outlet pipe, an exhaust pipe, a micro vacuum pump, a power supply and a water collection bottle, wherein the filter membrane box is provided with a water inlet and a water outlet, and an anion filter membrane is placed in the filter membrane box; the water inlet pipe is connected with the water inlet of the filter membrane box, the water outlet of the filter membrane box is connected with one end of the water outlet pipe, and the other end of the water outlet pipe is connected with the water collecting bottle; the water outlet pipe is connected with a three-way pipe, one end of the three-way pipe is connected with an exhaust pipe, the exhaust pipe is connected with a micro vacuum pump, and the micro vacuum pump is connected with a power supply. The portable water sample concentrating virus enriching device realizes automatic filtration of a water sample, does not need manual injection of the water sample, saves time and labor and improves the efficiency of water sample concentrating work; the device can be detached, is convenient to carry, and has the advantages of simple structure, simple and convenient installation, low manufacturing cost and convenient use.
Description
Technical Field
The utility model belongs to biological analysis test and environment science field, concretely relates to concentrated virus enrichment device of portable water sample.
Background
Various diseases are easily caused by water source pollution, and the control of pathogenic microorganisms is the core problem for guaranteeing the safety of drinking water. The concentration of viruses in water is often very low, and the viruses cannot be directly detected by the prior art, so that the enrichment of the viruses is a key factor for determining the success or failure of detection; when detecting and researching the water body, a certain volume of water body sample is often required to be collected, fixed and concentrated, and a concentrated sample with a certain volume is prepared, so that qualitative and quantitative analysis is carried out on microorganisms in water. The existing methods for enriching viruses in water samples mainly comprise an adsorption method, a filtration method, a precipitation method, a capture method and the like.
The existing portable water sample concentration virus enrichment device adopting a filtration method collects a water sample through an injector, then injects the water sample into a container with a filter membrane with superfine aperture, and realizes the separation of virus and water through the filter membrane. However, the method needs to carry out manual sample pushing for many times, and because the density of the filter membrane is high, a larger pushing force is needed to push the injector during injection; the method is time-consuming and labor-consuming, and the efficiency of water sample collection and concentration is low.
Disclosure of Invention
An object of the utility model is to provide a concentrated virus enrichment device of portable water sample solves the concentrated waste time and energy of above-mentioned prior art water sample, problem that filtration efficiency is low.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a portable water sample concentrated virus enrichment device comprises a water inlet pipe, a filter membrane box, a water outlet pipe, an exhaust pipe, a micro vacuum pump, a power supply and a water collection bottle, wherein the filter membrane box is provided with a water inlet and a water outlet, and an anion filter membrane is arranged in the filter membrane box; the water inlet pipe is connected with the water inlet of the filter membrane box, the water outlet of the filter membrane box is connected with one end of the water outlet pipe, and the other end of the water outlet pipe is connected with the water collecting bottle; the water outlet pipe is connected with a three-way pipe, one end of the three-way pipe is connected with an exhaust pipe, the exhaust pipe is connected with a micro vacuum pump, and the micro vacuum pump is connected with a power supply.
Furthermore, the water inlet pipe is a hose with the length of 0.5-2 m.
Furthermore, a first valve is arranged on the water outlet pipe and is positioned between the filter membrane box and the three-way pipe.
Furthermore, a second valve is arranged on the exhaust pipe.
Further, the filter membrane box includes lid and box body, is equipped with the punch holder on the lid, is equipped with the fixed slot on the box body, punch holder and fixed slot size cooperation, and all be equipped with fine and close mesh on punch holder and the fixed slot, punch holder and water inlet intercommunication, fixed slot and delivery port intercommunication.
Furthermore, the water collecting bottle is provided with scale marks for reading the volume of the aqueous solution.
The utility model discloses a theory of operation:
when sampling, the portable water sample concentrated virus enrichment device is assembled and connected, one end of a water inlet pipe is placed into a water body, a power switch is turned on, a micro vacuum pump is started, the micro vacuum pump pumps air in a water collecting bottle, a water outlet pipe and an air exhaust pipe, an environment close to vacuum is formed in the water collecting bottle and is influenced by air pressure, water solution in the water body enters the water collecting bottle through the water inlet pipe, when the water solution passes through a filtering membrane box, an anion filtering membrane in the filtering membrane box filters the water solution, viruses and water in the water solution are separated from the water through the action of anions and cations, and the filtered water flows into the water collecting bottle through the water outlet pipe, so that the concentrated virus enrichment of the water sample is realized; when the water level in the water collecting bottle reaches the target scale mark, the power supply can be turned off, the micro vacuum pump stops running, the second valve on the exhaust pipe is closed at the moment, air is prevented from entering the exhaust pipe, then the micro vacuum pump is detached, the volume of water in the water collecting bottle is observed, when the set value is reached, the water inlet pipe is extracted from the water body, and the water sample concentration virus enrichment work is completed.
The utility model has the advantages that:
the portable water sample concentrating virus enriching device realizes automatic filtration of a water sample, does not need manual water sample injection, saves time and labor and improves the efficiency of water sample concentrating work; the device can be disassembled and respectively sterilized under high pressure, is convenient to carry, simple in structure, simple and convenient to install, low in manufacturing cost and capable of being repeatedly used.
Drawings
Fig. 1 is the main view structure diagram of the water sample concentrated virus enrichment device of the utility model.
Fig. 2 is the internal structure diagram of the filter membrane box of the water sample concentrated virus enrichment device of the present invention.
The reference signs explain: 1-a filter membrane box, 110-a box cover, 111-a water inlet, 112-an upper clamping plate, 120-a box body, 121-a fixing groove, 122-a water outlet, 2-a water outlet pipe, 3-a first valve, 4-a three-way pipe, 5-an air suction pipe, 6-a second valve, 7-a micro vacuum pump and 8-a water collecting bottle.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention more clearly understood, the present invention will be described in further detail with reference to the accompanying drawings and detailed description. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and the present invention is not limited to the specific embodiments disclosed below.
The portable water sample concentrated virus enrichment device shown in fig. 1-2 comprises a water inlet pipe, a filter membrane box 1, a water outlet pipe 2, an exhaust pipe 5, a micro vacuum pump 7, a power supply and a water collection bottle 8, wherein the water inlet pipe is a hose with the length of 1m, the filter membrane box 1 is provided with a water inlet 111 and a water outlet 122, and an anion filter membrane is placed in the filter membrane box 1; the water inlet pipe is connected with the water inlet 111 of the filter membrane box 1, the water outlet 122 of the filter membrane box 1 is connected with one end of the water outlet pipe 2, and the other end of the water outlet pipe 2 is connected with the water collecting bottle 8; the water outlet pipe 2 is connected with a three-way pipe 4, one end of the three-way pipe 4 is connected with an air exhaust pipe 5, the air exhaust pipe 5 is connected with a micro vacuum pump 7, and the micro vacuum pump 7 is connected with a power supply. The power supply consists of a storage battery and is convenient to move and carry.
In this embodiment, the water outlet pipe 2 is provided with a first valve 3, and the first valve 3 is located between the filter membrane box 1 and the three-way pipe 4. And a second valve 6 is arranged on the exhaust pipe 5. The filter membrane box 1 comprises a box cover 110 and a box body 120, wherein the box cover 110 is in threaded connection with the box body 120 and can be disassembled, an upper clamping plate 112 is arranged on the box cover 110, a fixing groove 121 is formed in the box body 120, the upper clamping plate 112 and the fixing groove 121 are matched in size and used for fixing a filter membrane, fine meshes are arranged on the upper clamping plate 112 and the fixing groove 121, the upper clamping plate 112 is communicated with a water inlet 111, and the fixing groove 121 is communicated with a water outlet 122. And scale marks are arranged on the water collecting bottle 8 and are used for reading the volume of the aqueous solution.
During sampling, the portable water sample concentrated virus enrichment device is assembled and connected, one end of a water inlet pipe is placed into a water body, a power switch is turned on, a micro vacuum pump 7 is started, the micro vacuum pump 7 pumps air in a water collecting bottle 8, a water outlet pipe 2 and an exhaust pipe 5, an environment close to vacuum is formed in the water collecting bottle 8 and is influenced by air pressure, water solution in the water body enters the water collecting bottle 8 through the water inlet pipe, when the water solution passes through a filtering diaphragm box 1, an anion filter membrane in the filter membrane box 1 filters the water solution, viruses in the water solution are separated from water, and the separated water flows into the water collecting bottle 8 through the water outlet pipe 2, so that the concentrated virus enrichment of the water sample is realized; when the water level in the water collecting bottle 8 reaches the lowest scale mark, the power supply can be turned off, the micro vacuum pump 7 stops running, the second valve 6 on the exhaust pipe 5 is closed at the moment, air is prevented from entering the exhaust pipe 5, then the micro vacuum pump 7 is disassembled, the volume of water in the water collecting bottle 8 is observed, and when the volume of water in the water collecting bottle 8 reaches a set value, the water inlet pipe is extracted from the water body, so that the water sample concentration virus enrichment work is completed. After the sampling is accomplished, unpack the device apart, can pour the water in the water collecting bottle 8, the transportation the device of being convenient for, close first valve 3 on the outlet pipe 2 during the dismantlement, avoid the water refluence in the water collecting bottle 8. The device can be disassembled and then autoclaved so as to be used next time, and the cost can be reduced by recycling.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a concentrated virus enrichment device of portable water sample which characterized in that: the device comprises a water inlet pipe, a filter membrane box, a water outlet pipe, an exhaust pipe, a micro vacuum pump, a power supply and a water collection bottle, wherein the filter membrane box is provided with a water inlet and a water outlet, and an anion filter membrane is placed in the filter membrane box; the water inlet pipe is connected with the water inlet of the filter membrane box, the water outlet of the filter membrane box is connected with one end of the water outlet pipe, and the other end of the water outlet pipe is connected with the water collecting bottle; the water outlet pipe is connected with a three-way pipe, one end of the three-way pipe is connected with an exhaust pipe, the exhaust pipe is connected with a micro vacuum pump, and the micro vacuum pump is connected with a power supply.
2. The portable water sample concentrating virus enriching device according to claim 1, characterized in that: the water inlet pipe is a hose with the length of 0.5-2 m.
3. The portable water sample concentrating virus enriching device according to claim 1, characterized in that: the water outlet pipe is provided with a first valve which is positioned between the filter membrane box and the three-way pipe.
4. The portable water sample concentrating virus enriching device according to claim 1, characterized in that: the exhaust pipe is provided with a second valve.
5. The portable water sample concentrating virus enriching device according to claim 1, characterized in that: the filter membrane box includes lid and box body, is equipped with the punch plate on the lid, is equipped with the fixed slot on the box body, punch plate and fixed slot size cooperation, and all be equipped with fine and close mesh on punch plate and the fixed slot, punch plate and water inlet intercommunication, fixed slot and delivery port intercommunication.
6. The portable water sample concentrating virus enriching device according to claim 1, characterized in that: the water collecting bottle is provided with scale marks for reading the volume of the water solution.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023077529.3U CN214334458U (en) | 2020-12-19 | 2020-12-19 | Portable water sample concentrated virus enrichment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023077529.3U CN214334458U (en) | 2020-12-19 | 2020-12-19 | Portable water sample concentrated virus enrichment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214334458U true CN214334458U (en) | 2021-10-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023077529.3U Active CN214334458U (en) | 2020-12-19 | 2020-12-19 | Portable water sample concentrated virus enrichment device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214334458U (en) |
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2020
- 2020-12-19 CN CN202023077529.3U patent/CN214334458U/en active Active
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