CN214937441U - Microorganism sampling system in environmental water - Google Patents
Microorganism sampling system in environmental water Download PDFInfo
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- CN214937441U CN214937441U CN202120319319.6U CN202120319319U CN214937441U CN 214937441 U CN214937441 U CN 214937441U CN 202120319319 U CN202120319319 U CN 202120319319U CN 214937441 U CN214937441 U CN 214937441U
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Abstract
The utility model discloses an environmental aquatic microorganism sampling system, include: the device comprises a filtering and adsorbing component and a microorganism sampling unit, wherein the filtering and adsorbing component comprises at least two filtering adsorbers which are connected in series through a pipeline; a filter element suitable for adsorbing microorganisms is arranged in the filtering adsorber; the microorganism sampling unit comprises a water inlet pipe group connected with the water inlet of each filtering adsorber and a water drainage pipe group connected with the purified water outlet of each filtering adsorber. The utility model discloses can improve environmental aquatic microorganism sample high efficiency and convenience.
Description
Technical Field
The utility model relates to a microorganism draws technical field, especially relates to an environmental aquatic microorganism sampling system.
Background
The sample sampling is the most important link of the detection of the microorganisms in the environmental water, and the current sampling of the microorganisms in the environmental water mainly comprises the following modes:
(1) using a load (collection bucket/bag, etc.) to take a large amount of ambient water and then moving to a detection laboratory; this kind of mode is inefficient, and when the required water yield of sample is great, the time-consuming and power-consuming of handling process for holistic sampling process inefficiency.
(2) Filtering environmental water by using filter screens with different densities and then collecting different target samples; in this way, when different filter screens are used for filtering, the accessories to be carried are too complex, and the sample processing time is too long.
(3) The ambient water is filtered in the hold using a filter collection device and the sample is collected outside the filter membrane. The consumable filter element of the filtering and collecting device in the mode is disposable and high in cost.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an environmental aquatic microorganism sampling system to solve the technical problem who improves environmental aquatic microorganism sample high efficiency and convenience.
The utility model discloses a little biological sampling system in environment aquatic realizes like this:
a system for sampling microorganisms in environmental water, comprising:
the filtering and adsorbing assembly comprises at least two filtering adsorbers connected in series through a pipeline; a filter element suitable for adsorbing microorganisms is arranged in the filtering adsorber;
the microorganism sampling unit comprises a water inlet pipe group connected with the water inlet of each filtering adsorber and a water drainage pipe group connected with the purified water outlet of each filtering adsorber.
In a preferred embodiment of the present invention, the filter element is an ultrafiltration membrane.
In a preferred embodiment of the present invention, the filtering and adsorbing assembly comprises a first filtering adsorber and a second filtering adsorber connected in series by a pipeline;
the water inlet pipe group comprises a main water inlet pipe, a first branch water inlet pipe and a second branch water inlet pipe which are respectively connected with the main water inlet pipe; wherein the first branch water inlet pipe is connected with a water inlet of the first filtering adsorber; the second water inlet branch pipe is connected with a water inlet of the second filtering adsorber; and
the drainage pipe group comprises a first branch drainage pipe connected with the purified water outlet of the first filtering adsorber and a second branch drainage pipe connected with the purified water outlet of the second filtering adsorber;
and the water outlets of the first branch water drainage pipe and the second branch water drainage pipe are connected into a liquid collection bin.
In a preferred embodiment of the present invention, a water pump is disposed on the main water inlet pipe; and
a four-way valve is arranged at the joint of the main water inlet pipe and the first branch water inlet pipe and the second branch water inlet pipe;
a first check valve is respectively arranged on the first branch water inlet pipe and the second branch water inlet pipe;
and the first branch water inlet pipe, the second branch water inlet pipe, the first branch water outlet pipe and the second branch water outlet pipe are respectively provided with a first switch valve.
In a preferred embodiment of the present invention, the system for sampling microorganisms in environmental water further comprises a microorganism extraction unit;
the microorganism extraction unit comprises a blowing collection assembly and a water washing assembly which are respectively connected with the filtering adsorption assembly.
In a preferred embodiment of the present invention, the blown air collecting assembly includes an air inlet pipe connected to the first branch water inlet pipe and the second branch water inlet pipe through the four-way valve, branch pipes respectively provided between the air inlet pipe and the first filtering adsorber and the second filtering adsorber, and a main discharge pipe connected to the pipeline; wherein
The main discharge pipe is also connected with a collection bin.
In a preferred embodiment of the present invention, a connection pipeline of the intake pipe connecting the first branch intake pipe and the second branch intake pipe is further provided with a booster pump and a flow meter; and
and a second three-way valve is arranged on the main discharge pipe.
In the preferred embodiment of the present invention, the branch pipes connected to the first filtering adsorber and the second filtering adsorber respectively are further connected to the gas inlet pipe and the connecting pipeline through the connecting pipe;
a third three-way valve is arranged between the branch pipe and the connecting pipe; and
the branch pipes connected with the first filtering adsorber and the second filtering adsorber respectively correspond to each other one by one and are connected with the first branch water inlet pipe and the second branch water inlet pipe so as to realize the communication of the branch pipes with the first filtering adsorber and the second filtering adsorber.
In the preferred embodiment of the present invention, the water flushing component comprises a circulating liquid storage chamber, a first flushing pipeline arranged between the circulating liquid storage chamber and the first filtering adsorber, and a second flushing pipeline arranged between the circulating liquid storage chamber and the second filtering adsorber.
In a preferred embodiment of the present invention, a third on/off valve is disposed on each of the first flushing pipeline and the second flushing pipeline.
By adopting the technical scheme, the utility model discloses following beneficial effect has: the utility model discloses a microorganism sampling system in environmental water realizes the mode of collecting while filtering in the process of taking a sample to the microorganism in environmental water, and is convenient for the collection process operation of microorganism, and the water treatment after filtering is convenient, and the sample is collected in the filter core, is difficult for running off, so effectively prevents to detect the inaccurate problem of sample content because of the sample loses; and at least two filtering adsorbers are used for switching back and forth to filter and collect samples, so that the working efficiency is greatly improved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the microorganism sampling system in environmental water according to the present invention;
FIG. 2 is a schematic structural diagram of a microorganism collecting unit of the microorganism sampling system in environmental water according to the present invention;
FIG. 3 is a schematic structural diagram of a microorganism extraction unit of the microorganism sampling system in environmental water according to the present invention;
FIG. 4 is a schematic structural diagram of step S1 of the microorganism extraction unit of the microorganism sampling system in environmental water according to the present invention;
FIG. 5 is a schematic structural diagram of step S2 of the microorganism extraction unit of the microorganism sampling system in environmental water according to the present invention;
FIG. 6 is a schematic structural diagram of step S3 of the microorganism extraction unit of the microorganism sampling system in environmental water according to the present invention;
FIG. 7 is a schematic structural diagram of step S4 of the microorganism extraction unit of the microorganism sampling system in environmental water according to the present invention;
fig. 8 is a schematic structural diagram of step S5 of the microorganism extraction unit of the microorganism sampling system in the environmental water according to the present invention.
Detailed Description
In order that the present invention may be more readily and clearly understood, the following detailed description of the present invention is provided in connection with the accompanying drawings.
Example 1:
referring to fig. 1 and 2, the present embodiment provides a system for sampling microorganisms in environmental water, including: filtering and adsorbing component and microorganism collecting unit.
The filtering and adsorbing assembly comprises at least two filtering adsorbers connected in series through a pipeline 22; a filter element suitable for adsorbing microorganisms is arranged in the filtering adsorber. In this embodiment, a structure in which an ultrafiltration membrane having an inner membrane of 0.01 μm is used as a filter element is taken as an example. The microorganism sampling unit comprises a water inlet pipe group connected with the water inlet of each filtering adsorber and a water drainage pipe group connected with the purified water outlet of each filtering adsorber.
In a specific alternative embodiment, with reference to the attached drawings, the filtration and adsorption module of the present embodiment comprises a first filtration adsorber 11 and a second filtration adsorber 12 connected in series by a line 22. Of course, the number of the filtering adsorbers in this embodiment may also be three, four or more, and this embodiment is not limited to this, and only the case of two filtering adsorbers is taken as an example for description.
The water inlet pipe group comprises a main water inlet pipe 13, and a first branch water inlet pipe 14 and a second branch water inlet pipe 15 which are respectively connected with the main water inlet pipe 13; wherein, the first branch water inlet pipe 14 is connected with the water inlet of the first filtering adsorber 11; the second water inlet branch pipe 15 is connected with the water inlet of the second filtering adsorber 12; and the water discharge pipe group comprises a first branch water discharge pipe 16 connected with the purified water outlet of the first filtering adsorber 11 and a second branch water discharge pipe 17 connected with the purified water outlet of the second filtering adsorber 12. The water outlets of the first branch water pipe 16 and the second branch water pipe 17 are connected into a collecting bin 18.
A suction pump 21 is disposed on the main water intake pipe 13; and a four-way valve 23 is arranged at the joint of the main water inlet pipe 13 and the first branch water inlet pipe 14 and the second branch water inlet pipe 15; a first check valve 24 is respectively arranged on the first branch water inlet pipe 14 and the second branch water inlet pipe 15; a first switching valve is respectively arranged on the first branch water inlet pipe 14, the second branch water inlet pipe 15, the first branch water outlet pipe 16 and the second branch water outlet pipe 17. For convenience of description, the present embodiment defines the first switch valve on the first branch water inlet pipe 14 as the first switch valve 1, the first switch valve on the second branch water inlet pipe 15 as the first switch valve 2, the first switch valve on the first branch water outlet pipe 16 as the first switch valve 101, and the first switch valve on the second branch water outlet pipe 17 as the first switch valve 102.
The microorganism collection unit of this embodiment includes multiple filtration absorption mode, specifically includes:
the first mode is as follows: the second filtration adsorber 12 takes a sample.
The first switching valve 1 and the first switching valve 102 are opened, and the first switching valve 2 and the first switching valve 101 are in a closed state. The water is pumped by the pump 21 into the inlet of the first filter adsorber 11, but is directed via the line 22 to the second filter adsorber 12, where the water is filtered by the second filter adsorber 12 and then flows via the second partial drain 17 into the sump 18.
And a second mode: the first filtration adsorber 11 takes a sample.
The first on-off valve 2 and the first on-off valve 101 are opened, and the first on-off valve 1 and the first on-off valve 102 are in a closed state. The ambient water is sampled by the suction pump 21 and enters the water inlet of the second filtering adsorber 12, but the water flows directly into the first filtering adsorber 11 through the pipeline 22, and the water flows into the sump 18 through the first branch drain pipe 16 after passing through the first filtering adsorber 11.
And a third mode: the first filtration adsorber 11 and the second filtration adsorber 12 are sampled.
The first switching valves 1 and 101 and the first switching valve 102 are opened, and the first switching valve 2 is closed. The water is pumped by the water pump 21 and enters the water inlet of the first filtering adsorber 11, at this time, one path of the environmental water entering the first filtering adsorber 11 is filtered and then flows into the liquid collecting bin 18 through the first water distributing pipe 16, the other path of the environmental water flows into the second filtering adsorber 12 through the pipeline 22, and the water flows into the liquid collecting bin 18 through the second water distributing pipe 17 after being filtered by the second filtering adsorber 12.
And a fourth mode: the first filtration adsorber 11 and the second filtration adsorber 12 are sampled.
The first on-off valve 2 and the first on-off valve 101 and the first on-off valve 102 are opened, and the first on-off valve 1 is in a closed state. The water is pumped by the water pump 21 and enters the water inlet of the second filtering adsorber 12, at this time, one path of the environmental water entering the second filtering adsorber 12 is filtered and then flows into the liquid collecting bin 18 through the second water dividing and discharging pipe 17, the other path of the environmental water flows into the first filtering adsorber 11 through the pipeline 22, and the water flows into the liquid collecting bin 18 through the first water dividing and discharging pipe 16 after being filtered by the first filtering adsorber 11.
To sum up, to the microorganism collection unit of this embodiment, can form the filtration adsorption collection mode of multiple mode between first filtration adsorber 11 and second filtration adsorber 12, holistic work efficiency is high, and two filtration adsorbers' the filtration mode of making a round trip to switch simultaneously are difficult for blockking up for holistic sampling time obtains fully guaranteeing.
Example 2:
referring to fig. 1 to 8, on the basis of the system for sampling microorganisms in environmental water of embodiment 1, the system for sampling microorganisms in environmental water of this embodiment further includes a microorganism extraction unit; the microorganism extraction unit of this embodiment mainly aims at the process of extracting the microorganisms in the environmental water, which are collected by the microorganism collection unit of embodiment 1 and then enriched in the two filtering adsorbers.
In detail, the microorganism extraction unit of the present embodiment includes an air blowing collection unit and a water rinsing unit respectively connected to the filtering and adsorbing unit.
Further, first, the aeration gas collecting unit includes an inlet pipe 19 connected to the first branch inlet pipe 14 and the second branch inlet pipe 15 through a four-way valve 23, branch pipes provided between the inlet pipe 19 and the first filtering adsorber 11 and the second filtering adsorber 12, respectively, and a main outlet pipe 27 connected to the pipe 22; the main discharge pipe 27 is also connected to a collecting bin 29. An air pump 51 is provided in the intake pipe 19.
In addition, a booster pump 52 and a flow meter 53 are arranged on a connecting pipeline 54 of the air inlet pipe 19, which is connected with the first branch water inlet pipe 14 and the second branch water inlet pipe 15; and a second three-way valve 32 is provided on the main discharge pipe 27.
It should be further noted that the branch pipes connected to the first filtration adsorber 11 and the second filtration adsorber 12, respectively, are also connected to the intake pipe 19 and the connecting line 54 via the connecting pipe 55; a third three-way valve 57 is provided between the branch pipe and the connecting pipe 55; and the branch pipes respectively connected with the first filtering adsorber 11 and the second filtering adsorber 12 are connected with the first branch water inlet pipe 14 and the second branch water inlet pipe 15 in a one-to-one correspondence manner to realize the communication between the branch pipes and the first filtering adsorber 11 and the second filtering adsorber 12. In the present embodiment, for convenience of description, the branch pipe between the adapter pipe 55 and the first filtration adsorber 11 is defined as a branch pipe 61, and the branch pipe between the adapter pipe 33 and the second filtration adsorber 12 is defined as a branch pipe 62.
Furthermore, the water flushing assembly comprises a circulating liquid storage bin 40, a first flushing pipeline 32 arranged between the circulating liquid storage bin 40 and the first filtering adsorber 11, and a second flushing pipeline 33 arranged between the circulating liquid storage bin 40 and the second filtering adsorber. Specifically, the circulating liquid storage bin 40 is connected with the first flushing pipeline 32 and the second flushing pipeline 33 through the transition pipe 70, and one path of the transition pipe 70 is connected with the first flushing pipeline 32, and the other path is connected with the second flushing pipeline 33. Here, a liquid pump 41 is also provided on the transition pipe 70. The first flushing line 32 is connected to the first filtration adsorber 11 via a first connecting line 51, while the second flushing line 33 is connected to the second filtration adsorber 12 via a second connecting line 52. In consideration of the simplification of the overall piping, the first connection pipe 51 and the first branch drain pipe 16 of the present embodiment are connected to the first filtration adsorber 11 at their ends and overlapped, that is, a part of the first connection pipe 51 and the first branch drain pipe 16 have a common piping structure. Similarly, the second connection pipe 52 and the second water branch pipe 17 of the present embodiment are connected to the ends of the second filtering adsorber 12 respectively and overlapped, that is, two parts of the second connection pipe 52 and the second water branch pipe 17 are a common pipeline structure.
In addition, the water flushing assembly of the present embodiment further includes a first coupling pipe 35 provided between the first connection pipe 51 and the circulation sump 40, and a second coupling pipe 37 provided between the second connection pipe 52 and the circulation sump 40. The first connecting pipe 35 and the second connecting pipe 37 are connected to the circulating reservoir 40 through a drain pipe 72. And a fifth three-way valve 55 is provided between the first connection pipe 51, the first flushing pipe 32 and the first adapter pipe 35, and a sixth three-way valve 56 is provided between the second connection pipe 52, the second flushing pipe 33 and the second adapter pipe 37.
Wherein, a third on/off valve is respectively arranged on the first flushing pipeline 32, the second flushing pipeline 33, the first connecting pipe 35 and the second connecting pipe 37. In view of convenience of the following description, the present embodiment defines the third on-off valve on the first flushing line 32 as the third on-off valve 5, the third on-off valve on the second flushing line 33 as the third on-off valve 7, the third on-off valve on the first connection pipe 35 as the third on-off valve 6, and the third on-off valve on the second connection pipe 37 as the third on-off valve 8.
The microorganism extraction unit of this example comprises the following steps:
step S1: the first on-off valves 1 and 2 and the second three-way valve 32 and the third three-way valve 57 are in the open state, and the third on-off valves 5, 6, 7, and 8 are in the closed state.
The air inlet pipe 19 is first charged by the air pump 51, and part of the microorganism samples collected by the microorganism collecting unit of example 1 in the filter elements of the first filtration adsorber 11 and the second filtration adsorber 12 is directly blown into the collecting chamber 29 through the main discharge pipe 27.
Step S2: the first on-off valve 2, the second three-way valve 32, and the second on-off valve 6 and the second on-off valve 7 are all in the closed state, and the second on-off valve 5, the second on-off valve 8, the third three-way valve 57, and the first on-off valve 1 are all in the open state.
The liquid in the circulating liquid storage bin 40 passes through the liquid pump 41 on the transition pipe 70 from the circulating liquid storage bin 40, then enters the first filtering adsorber 11 through the first flushing pipeline 32 and the first connecting pipe 51, and then enters the second filtering adsorber 12 from the liquid discharged from the first filtering adsorber 11, the liquid entering the second filtering adsorber 12 is divided into two paths, one path is returned to the circulating liquid storage bin 40 through the second connecting pipe 52, the second flushing pipeline 33, the second connecting pipe 37 and the liquid discharge pipe 72; the other path is a process of re-flushing the second filtering adsorber 12, then passing through the branch 62, and then entering the first filtering adsorber 11 again through the connecting pipe 54 and the first branch water inlet pipe 14 to form a new circulating liquid flow again.
In the above process, the first filtering adsorber 11 is in a state of circularly cleaning the filter element, wherein the liquid entering the first filtering adsorber 11 through the first flushing line 32 and the first connecting pipe 51 is reverse-filtered with respect to the first filtering adsorber 11, and then the tangential force of the liquid entering the first filtering adsorber 11 through the first branch water inlet pipe 14 can form a more effective cleaning for the first filtering adsorber 11, and the elution efficiency can be greatly improved by the back-flushing for the second filtering adsorber 12 in the process; while the target collection microorganisms accumulate slowly in the second filter adsorber 12 for the most part.
Step S3: the air blow collection is performed for the microorganism samples accumulated in the second filtering adsorber 12 and the first filtering adsorber 11 through the step S2.
The first on-off valves 1 and 2 and the second three-way valve 32 and the third three-way valve 57 are in the open state, and the third on-off valves 5, 6, 7, and 8 are in the closed state.
The air pump 51 is used for inflating the air inlet pipe 19, and microorganism samples accumulated in the filter elements of the first filtering adsorber 11 and the second filtering adsorber 12 are directly blown into the collection bin 29 after passing through the main discharge pipe 27.
Step S4: the first on-off valve 2, the second three-way valve 32, the third three-way valve 57, and the second on-off valve 6 and the second on-off valve 7 are all in the open state, and the second on-off valve 5, the second on-off valve 8, and the first on-off valve 1 are all in the closed state.
The liquid in the circulating liquid storage bin 40 passes through the liquid pump 41 on the transition pipe 70 from the circulating liquid storage bin 40, then enters the second filtering adsorber 12 through the second flushing pipeline 33 and the second connecting pipe 52, and then enters the first filtering adsorber 11 from the liquid discharged from the second filtering adsorber 12, the liquid entering the first filtering adsorber 11 is divided into two paths, one path returns to the circulating liquid storage bin 40 through the first connecting pipe 51, the first flushing pipeline 32, the first connecting pipe 35 and the liquid discharge pipe 72; the other path is a process of performing back washing on the first filtering adsorber 11, then passing through the branch 61, and then entering the second filtering adsorber 12 again through the connecting pipeline 54 and the second sub water inlet pipe 15 to form a new circulating liquid flow again.
In the above process, the second filtering adsorber 12 is in a state of circularly cleaning the filter element, wherein the liquid entering the second filtering adsorber 12 through the second flushing line 33 and the second connecting pipe 52 is reverse-filtered with respect to the second filtering adsorber 12, and then the tangential force of the liquid entering the second filtering adsorber 12 through the second sub-inlet pipe 15 can form a more effective cleaning for the second filtering adsorber 12, and the elution efficiency can be greatly improved by the back-flushing for the first filtering adsorber 11 in the process; the target microorganisms are mostly accumulated slowly in the first filter adsorber 11.
Step S5: the air blow collection is performed for the microorganism samples accumulated in the second filtering adsorber 12 and the first filtering adsorber 11 through the step S2.
The first on-off valves 1 and 2 and the second three-way valve 32 and the third three-way valve 57 are in the open state, and the third on-off valves 5, 6, 7, and 8 are in the closed state.
The air pump 51 is used for inflating the air inlet pipe 19, and microorganism samples accumulated in the filter elements of the first filtering adsorber 11 and the second filtering adsorber 12 are directly blown into the collection bin 29 after passing through the main discharge pipe 27.
In the above process, the pressure and cycle time for the cycle are set according to the field sample and the cycle conditions, and the steps S2, S3, S4 and S5 are repeated to improve the extraction thoroughness of the biological sample in the first filtration adsorber 11 and the second filtration adsorber 12.
The above embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above embodiments are only examples of the present invention, and are not intended to limit the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
In the description of the present invention, it is to be understood that the terms indicating orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the equipment or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the present disclosure, unless otherwise expressly stated or limited, the first feature may comprise both the first and second features directly contacting each other, and also may comprise the first and second features not being directly contacting each other but being in contact with each other by means of further features between them. Also, the first feature being above, on or above the second feature includes the first feature being directly above and obliquely above the second feature, or merely means that the first feature is at a higher level than the second feature. A first feature that underlies, and underlies a second feature includes a first feature that is directly under and obliquely under a second feature, or simply means that the first feature is at a lesser level than the second feature.
Claims (10)
1. A system for sampling microorganisms in environmental water, comprising:
the filtering and adsorbing assembly comprises at least two filtering adsorbers connected in series through a pipeline; a filter element suitable for adsorbing microorganisms is arranged in the filtering adsorber;
the microorganism sampling unit comprises a water inlet pipe group connected with the water inlet of each filtering adsorber and a water drainage pipe group connected with the purified water outlet of each filtering adsorber.
2. The system for sampling microorganisms in ambient water of claim 1, wherein the filter element comprises an ultrafiltration membrane.
3. The environmental water microorganism sampling system of any one of claims 1 or 2, wherein the filtering and adsorbing assembly comprises a first filtering adsorber and a second filtering adsorber connected in series by a pipeline;
the water inlet pipe group comprises a main water inlet pipe, a first branch water inlet pipe and a second branch water inlet pipe which are respectively connected with the main water inlet pipe; wherein the first branch water inlet pipe is connected with a water inlet of the first filtering adsorber; the second water inlet branch pipe is connected with a water inlet of the second filtering adsorber; and
the drainage pipe group comprises a first branch drainage pipe connected with the purified water outlet of the first filtering adsorber and a second branch drainage pipe connected with the purified water outlet of the second filtering adsorber;
and the water outlets of the first branch water drainage pipe and the second branch water drainage pipe are connected into a liquid collection bin.
4. The system for sampling microorganisms in ambient water according to claim 3, wherein a suction pump is provided on the main water intake pipe; and
a four-way valve is arranged at the joint of the main water inlet pipe and the first branch water inlet pipe and the second branch water inlet pipe;
a first check valve is respectively arranged on the first branch water inlet pipe and the second branch water inlet pipe;
and the first branch water inlet pipe, the second branch water inlet pipe, the first branch water outlet pipe and the second branch water outlet pipe are respectively provided with a first switch valve.
5. The environmental water microorganism sampling system of claim 4, further comprising a microorganism extraction unit;
the microorganism extraction unit comprises a blowing collection assembly and a water washing assembly which are respectively connected with the filtering adsorption assembly.
6. The system according to claim 5, wherein the aeration collection assembly comprises an inlet pipe connected to the first sub inlet pipe and the second sub inlet pipe via the four-way valve, a branch pipe disposed between the inlet pipe and the first filtering adsorber and the second filtering adsorber, respectively, and a main discharge pipe connected to the pipeline; wherein
The main discharge pipe is also connected with a collection bin.
7. The system for sampling microorganisms in environmental water according to claim 6, wherein a booster pump and a flow meter are further arranged on a connecting pipeline of the air inlet pipe connected with the first branch water inlet pipe and the second branch water inlet pipe; and
and a second three-way valve is arranged on the main discharge pipe.
8. The system for sampling microorganisms in ambient water according to claim 7, wherein the branch pipes connected to the first filtering adsorber and the second filtering adsorber, respectively, are further connected to the air intake pipe and the connecting pipe through the connecting pipe;
a third three-way valve is arranged between the branch pipe and the connecting pipe; and
the branch pipes connected with the first filtering adsorber and the second filtering adsorber respectively correspond to each other one by one and are connected with the first branch water inlet pipe and the second branch water inlet pipe so as to realize the communication of the branch pipes with the first filtering adsorber and the second filtering adsorber.
9. The environmental water microorganism sampling system of claim 6, wherein the water flush assembly comprises a circulating reservoir, a first flush line disposed between the circulating reservoir and the first filtering adsorber, and a second flush line disposed between the circulating reservoir and the second filtering adsorber.
10. The system for sampling microorganisms in ambient water according to claim 9, wherein a third on/off valve is provided on each of the first and second flushing lines.
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| CN202120319319.6U CN214937441U (en) | 2021-02-04 | 2021-02-04 | Microorganism sampling system in environmental water |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111172022A (en) * | 2020-02-21 | 2020-05-19 | 广西贵港华堂天诺微生物科技有限公司 | In-situ microorganism collection system |
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2021
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111172022A (en) * | 2020-02-21 | 2020-05-19 | 广西贵港华堂天诺微生物科技有限公司 | In-situ microorganism collection system |
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