CN213632822U

CN213632822U - Real-time flow sampling flow cell

Info

Publication number: CN213632822U
Application number: CN202022681127.8U
Authority: CN
Inventors: 郑楠; 赵化德; 徐雪梅; 魏雅雯; 姚振童
Original assignee: National Marine Environmental Monitoring Center
Current assignee: National Marine Environmental Monitoring Center
Priority date: 2020-11-19
Filing date: 2020-11-19
Publication date: 2021-07-06
Anticipated expiration: 2030-11-19

Abstract

The utility model discloses a belong to water sampling technical field, specifically be real-time flow sampling flow cell, including filter vat and buffer tank, the filter vat inner chamber passes through cross valve and the immersible pump outside its left side wall of pipeline intercommunication, the cross valve has first drain port through the pipeline intercommunication, the filter vat inner chamber passes through the outer three-way valve of pipeline intercommunication its right side wall and flowmeter, the cross valve with the three-way valve passes through the pipeline and communicates each other, the flowmeter right-hand member communicates the buffer tank inner chamber. The utility model discloses a realize that the shipborne is walked on the voyage or bank base flowing water body is small, the automatic collection of low turbidity water sample, when the water is comparatively muddy, after long-time the use, the filter vat blocks up for the water route blocks up, flow count value obviously descends, can't extract the sufficient water sample smoothly, rotatable cross valve and three-way valve change the direction of intaking, and the filter vat is washed to the opposite direction, and the waste water after washing is discharged from the first drain mouth of cross valve, and after the filter vat washes totally, the conventional water of retrieval.

Description

Real-time flow sampling flow cell

Technical Field

The utility model relates to a water sampling technical field specifically is real-time flow sampling circulation pond.

Background

At the sampling formula to on-board sailing or bank base flowing water, when the water is comparatively muddy, the filter vat uses for a long time, can cause the jam for the water route blocks up, and flow count value obviously descends, can't extract sufficient water sample smoothly, consequently needs research and development real-time flow sampling flow-through cell.

SUMMERY OF THE UTILITY MODEL

This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and in the abstract of the specification and the title of the application to avoid obscuring the purpose of this section, the abstract of the specification and the title of the application, and such simplifications or omissions are not intended to limit the scope of the invention.

In view of the problems existing in the prior art, the utility model discloses.

Therefore, the utility model aims at providing a real-time sampling circulation pond that flows, realize that the ship-borne is walked to navigate or bank base flowing water body is small, the automatic collection of low turbidity water sample, it is comparatively muddy when the water, long-time the back of using, the filter vat blocks up, make the water route block up, the flow count value obviously descends, can't extract the sufficient water sample smoothly, rotatable cross valve and three-way valve, change the direction of intaking, the filter vat is washed in the opposite direction, waste water after the washing is discharged from the first drain mouth of cross valve, until the filter vat washes clean back, the conventional water that resultants.

For solving the technical problem, according to the utility model discloses an aspect, the utility model provides a following technical scheme:

real-time mobile sampling flow-through cell, it includes filter vat and buffering bucket, the filter vat inner chamber passes through outer cross valve of its left side wall of pipeline intercommunication and immersible pump, the cross valve has first drain port through the pipeline intercommunication, the filter vat inner chamber passes through outer three-way valve of its right side wall of pipeline intercommunication and flowmeter, the cross valve with the three-way valve passes through the pipeline and communicates each other, flowmeter right-hand member intercommunication the buffering bucket inner chamber, the buffering bucket inner chamber is provided with the filter, the filter inner chamber communicates the outside respectively through the pipeline and is provided with sampling pump and second outlet.

As a preferred scheme of real-time mobile sampling flow-through cell, wherein: the first water outlet and the second water outlet are both provided with control valves.

As a preferred scheme of real-time mobile sampling flow-through cell, wherein: the filter vat the cross valve the first drain port the immersible pump the three-way valve the flowmeter the buffer tank the sampling pump with the position that the second drain port passes through the pipe connection all is provided with the sealing washer.

As a preferred scheme of real-time mobile sampling flow-through cell, wherein: the sample injection pump is a peristaltic pump.

Compared with the prior art, the beneficial effects of the utility model are that: the automatic collection of the small-volume low-turbidity water sample of the shipborne sailing or shore-based flowing water is realized, when the water is turbid and is used for a long time, the filter barrel is blocked, the waterway is blocked, the flow counting value is obviously reduced, the sufficient water sample cannot be smoothly extracted, the four-way valve and the three-way valve can be rotated, the water inlet direction is changed, the filter barrel is washed in the opposite direction, the washed wastewater is discharged from the first water outlet of the four-way valve until the filter barrel is washed clean, and the conventional water inlet can be recovered.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the present invention will be described in detail with reference to the accompanying drawings and detailed embodiments, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor. Wherein:

FIG. 1 is a schematic structural view of a real-time flow sampling flow cell according to the present invention;

FIG. 2 is a schematic view of a conventional sample injection waterway circulation structure of the present invention;

FIG. 3 is a schematic view of the water passage structure of the backflushing filter tank of the present invention;

in the figure: the device comprises a filter vat 100, a four-way valve 110, a first water discharge port 115, a submersible pump 120, a three-way valve 130, a flow meter 140, a buffer vat 200, a filter 210, a sample injection pump 220 and a second water discharge port 230.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways than those specifically described herein, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.

Next, the present invention will be described in detail with reference to the schematic drawings, and in the detailed description of the embodiments of the present invention, for convenience of explanation, the sectional view showing the device structure will not be partially enlarged according to the general scale, and the schematic drawings are only examples, and should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.

In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.

The utility model provides a following technical scheme: the real-time flow sampling flow-through tank, in the use, realize that the ship carries the navigation or bank base flowing water body is small, the automatic collection of low turbidity water sample, when the water is comparatively muddy, after using for a long time, the filter vat blocks up for the water route blocks up, the flow count value obviously descends, can't extract sufficient water sample smoothly, rotatable cross valve and three-way valve change the water inlet direction, the filter vat is washed to the opposite direction, waste water after washing is discharged from the first drain port of cross valve, until the filter vat washes clean back, the conventional water that resumees.

Referring to fig. 1 to 3, the apparatus includes a filtering barrel 100 and a buffering barrel 200;

referring to fig. 1 again, the filter vat 100 is provided with a four-way valve 110, a first drain port 115, a submersible pump 120, a three-way valve 130 and a flow meter 140, specifically, an inner cavity of the filter vat 100 is communicated with the four-way valve 110 and the submersible pump 120 outside a left side wall thereof through a pipeline, the four-way valve 110 is communicated with the first drain port 115 through a pipeline, an inner cavity of the filter vat 100 is communicated with the three-way valve 130 and the flow meter 140 outside a right side wall thereof through a pipeline, and the four-way valve 110 and the three;

referring to fig. 1 again, the buffer barrel 200 is provided with a filter 210, a sample pump 220 and a second water outlet 230, specifically, the right end of the flow meter 140 is communicated with the inner cavity of the buffer barrel 200, the inner cavity of the buffer barrel 200 is provided with the filter 210, the inner cavity of the filter 210 is respectively communicated with the outside through a pipeline and is provided with the sample pump 220 and the second water outlet 230, the sample pump 220 is a peristaltic pump, the first water outlet 115 and the second water outlet 230 are both provided with control valves, and the parts of the filter barrel 100, the four-way valve 110, the first water outlet 115, the submersible pump 120, the three-way valve 130, the flow meter 140, the buffer barrel 200, the sample pump 220 and the.

In specific use, as needs the utility model discloses at the in-process that uses, excessive water is directly got rid of by first drain port 115 through cross valve 110 to immersible pump 120 pump income, and remaining water gets into in the buffer tank 200 through cross valve 130 and flowmeter 140 monitoring flow behind the coarse filtration of filter vat 100, as shown in fig. 1 and 2, wherein the solid tip direction of black in fig. 2 is the water flow direction. When the water body is turbid and the filter barrel 100 is used for a long time, the filter barrel 100 is blocked, so that the water path is blocked, the numerical value of the flow meter 140 is obviously reduced, sufficient water samples cannot be smoothly extracted, the four-way valve 110 and the three-way valve 130 can be rotated, the water inlet direction is changed, the filter barrel 100 is washed in the opposite direction, and the washed wastewater is discharged from the first water discharge port 115 of the four-way valve 110, as shown in fig. 3, wherein the black solid pointed end direction in fig. 3 is the water flow direction. The conventional water inlet of the water tank shown in fig. 2 can be recovered until the filter barrel 100 is flushed, so that the automatic collection of the water sample with small volume and low turbidity of the shipborne sailing or shore-based flowing water can be realized.

While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the disclosed embodiments of the present invention can be used in any combination with each other, and the non-exhaustive description of these combinations in this specification is merely for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims

1. Real-time flow sampling flow-through cell, its characterized in that: including filter vat (100) and surge tank (200), filter vat (100) inner chamber passes through outer cross valve (110) of its left side wall of pipeline intercommunication and immersible pump (120), cross valve (110) have first drain outlet (115) through the pipeline intercommunication, filter vat (100) inner chamber passes through outer three-way valve (130) of its right side wall of pipeline intercommunication and flowmeter (140), cross valve (110) with three-way valve (130) communicate each other through the pipeline, flowmeter (140) right-hand member intercommunication surge tank (200) inner chamber, surge tank (200) inner chamber is provided with filter (210), filter (210) inner chamber communicates the outside respectively through the pipeline and is provided with sampling pump (220) and second drain outlet (230).

2. The real-time flow sampling flow-through cell of claim 1, wherein: the first drain opening (115) and the second drain opening (230) are each provided with a control valve.

3. The real-time flow sampling flow-through cell of claim 1, wherein: the filter vat (100), four way valve (110), first drain outlet (115), immersible pump (120), three way valve (130), flowmeter (140), buffer tank (200), sample pump (220) and second drain outlet (230) all are provided with the sealing washer through the position of pipe connection.

4. The real-time flow sampling flow-through cell of claim 1, wherein: the sample feeding pump (220) is a peristaltic pump.