CN218180392U

CN218180392U - Sewage sampling device for environmental monitoring

Info

Publication number: CN218180392U
Application number: CN202221900257.9U
Authority: CN
Inventors: 彭鹭; 彭俊翔; 黄品新; 杨创涛
Original assignee: Guangdong Yuehai Water Inspection Technology Co ltd
Current assignee: Guangdong Yuehai Water Inspection Technology Co ltd
Priority date: 2022-07-22
Filing date: 2022-07-22
Publication date: 2022-12-30
Anticipated expiration: 2032-07-22

Abstract

The utility model discloses a sewage sampling device for environmental monitoring, include: the drinking-water pipe, the bottom threaded connection of drinking-water pipe has the sampling tube, the drinking-water pipe communicates with the sampling tube each other, the inside fixed of drinking-water pipe bottom is inlayed and is equipped with filtration, the top that the inside of sampling tube is located the water inlet is provided with the dirty storehouse of collection, the inside of drinking-water pipe and the top sliding connection who is located filtration have the sealing plug, it has sealed piece to run through on the sealing plug, the top fixedly connected with piston rod of sealed piece. The utility model discloses an utilize the atmospheric pressure difference, insert the end of intaking of sampling tube into the effluent water sump after, upwards stimulate the piston rod, drive sealed piece and sealing plug rebound, utilize the negative pressure between drinking-water pipe and the sampling tube, with the sewage extraction to solid impurity such as gravel and sand in with the sewage through the filter screen carries out the rapid filtration, need not the later stage and carries out the separate filtration inspection to sewage, the effectual sewage sampling efficiency that has improved.

Description

Sewage sampling device for environmental monitoring

Technical Field

The utility model relates to an environmental monitoring technology field specifically is a sewage sampling device for environmental monitoring.

Background

The water environment monitoring is to take the water environment as an object, carry out qualitative, quantitative and systematic comprehensive analysis on pollutants and related components thereof by using physical, chemical and biological technical means, and require that the water environment monitoring data have representativeness, accuracy, precision, parallelism, repeatability, integrity and comparability in order to enable the monitoring data to accurately reflect the quality current situation of the water environment and predict the water environment pollution development trend.

Present existing sewage detection needs to detect the heavy metal content in the sewage, but the inside sand and stone content of sewage of direct sample is more, just can detect after needing to filter alone, has reduced sewage sampling efficiency to the clearance is not convenient for open to the sampling device structure is complicated, causes the problem of intaking end jam easily.

Therefore, it is necessary to provide a sewage sampling device for environmental monitoring to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sewage sampling device for environmental monitoring to propose the unable direct sand and stone with in the sewage of sample in-process and carry out filterable problem in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a sewage sampling device for environmental monitoring, includes: the drinking-water pipe, the bottom threaded connection of drinking-water pipe has the sampling tube, the drinking-water pipe communicates with the sampling tube each other, the inside fixed of drinking-water pipe bottom is inlayed and is equipped with filtration, the top that the inside of sampling tube is located the water inlet is provided with the dirty storehouse of collection, the inside of drinking-water pipe and the top sliding connection who is located filtration have the sealing plug, it has sealed piece to run through on the sealing plug, the top fixedly connected with piston rod of sealed piece.

Preferably, the filtering structure comprises a mounting ring, the mounting ring is fixedly embedded in the inner pipe surface of the water pumping pipe, and the inner ring of the mounting ring is fixedly connected with a filter screen.

Preferably, the top end of the piston rod extends to the upper part of the water pumping pipe.

Preferably, the top end of the piston rod is fixedly connected with a limiting block.

Preferably, an observation cover is fixedly penetrated through the front surface of the water pumping pipe.

Preferably, a drain pipe is communicated with one side of the water pumping pipe and above the filtering structure.

Preferably, a valve is arranged on the water discharge pipe.

Compared with the prior art, the beneficial effects of the utility model are that: according to the sewage sampling device for environment monitoring, by utilizing the air pressure difference, the water inlet end of the sampling tube is inserted into the sewage pool, the piston rod is pulled upwards to drive the sealing block and the sealing plug to move upwards, sewage is extracted by utilizing the negative pressure between the water pumping tube and the sampling tube, solid impurities such as sand and stones in the sewage are rapidly filtered through the filter screen, the sewage does not need to be separately filtered and inspected in the later period, and the sewage sampling efficiency is effectively improved; the dirty storehouse of collection through the form of falling the hopper concentrates the impurity of collecting the filtration and crossing, and rotatory sampling tube can open the dirty storehouse of collection, is convenient for clear up sampling device fast, simple structure, portable.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is a main sectional view showing the structure of the present invention;

FIG. 3 is a schematic main sectional view of the filter structure shown in FIG. 2;

FIG. 4 is a schematic sectional top view of the filter structure of FIG. 2;

fig. 5 is a front view of the sealing plug of fig. 2 in schematic form.

In the figure: 1. a water pumping pipe; 2. a sampling tube; 3. a filter structure; 4. a sewage collecting bin; 5. a sealing plug; 6. a sealing block; 7. a piston rod; 8. a limiting block; 9. a drain pipe; 10. a valve; 11. an observation cover; 31. a mounting ring; 32. and (5) filtering by using a filter screen.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a sewage sampling device for environmental monitoring, includes: drinking-water pipe 1, the bottom threaded connection of drinking-water pipe 1 has sampling tube 2, drinking-water pipe 1 communicates with sampling tube 2 each other, the inside fixed the inlaying of 1 bottom of drinking-water pipe is equipped with filtration 3, the top that the inside of sampling tube 2 is located the water inlet is provided with album dirty storehouse 4, the inside of drinking-water pipe 1 and the top sliding connection who is located filtration 3 have sealing plug 5, it has seal block 6 to run through on the sealing plug 5, the top fixedly connected with piston rod 7 of seal block 6, sealing plug 5 is made by rubber, supplementary seal block 6 slides in the inside of drinking-water pipe 1, and guarantee the leakproofness between drinking-water pipe 1 and the seal block 6, the outer pipe face of sampling tube 2 is provided with anti-skidding line, increase friction, convenient to rotate and dismantle sampling tube 2, album dirty storehouse 4 is the back-fighting shape, sampling tube 2's the end bore of intaking, after pumping water,

sampling tube

2 and 1 inside atmospheric pressure are stable, sewage can not spill through the end of intaking.

Referring to fig. 1-4, the filtering structure 3 includes a mounting ring 31, the mounting ring 31 is fixedly embedded in the inner pipe surface of the pumping pipe 1, the inner ring of the mounting ring 31 is fixedly connected with a filter screen 32, the filter screen 32 is a stainless steel filter screen, and the diameter of the filter hole is 30-40 μm, so as to filter solid impurities such as stones in the sewage.

Referring to fig. 1-2, the top end of the piston rod 7 extends to the upper part of the pumping pipe 1, and the two ends of the pumping pipe 1 are communicated with each other.

Referring to fig. 1-2, the top end of the piston rod 7 is fixedly connected with a limiting block 8, and the limiting block 8 has a limiting effect on the piston rod 7 and prevents the piston rod 7 from moving out of the bottom end of the water pumping pipe 1 when the piston rod is reset.

Referring to fig. 1-3, an observation cover 11 is fixedly penetrated through the front surface of the pumping pipe 1, the observation cover 11 is made of transparent glass material, and the sewage pumping condition inside the pumping pipe 1 can be observed through the observation cover 11.

Referring to fig. 1-3, a drain pipe 9 is connected to one side of the pumping pipe 1 and above the filtering structure 3, so that the sewage in the pumping pipe 1 can be drained through the drain pipe 9.

Referring to fig. 1-3, a valve 10 is disposed on the drainage pipe 9, and the valve 10 is a one-way valve, and the flow direction is inward flow and outward flow.

The working principle is as follows: as shown in fig. 1-5, when using the sewage sampling device for environmental monitoring, firstly, the water inlet end of the bottom of the sampling tube 2 is inserted into the sewage pool, the piston rod 7 is pulled upwards through the limiting block 8, the piston rod 7 drives the sealing block 6 to move upwards, the sealing block 6 slides upwards in the internal seal of the water pumping tube 1 through the sealing plug 5, the sewage in the sewage pool is sucked by the air pressure below the sealing block 6, after the sewage enters the sampling tube 2 through the water inlet end of the sampling tube 2, the sewage is filtered through the filter screen 32 on the filtering structure 3 in the water pumping tube 1, solid impurities such as stones are filtered, the filtered stones are retained in the sewage collecting bin 4 in the sampling tube 2, because the sewage collecting bin 4 is in a reversed bucket shape, more impurities can be stored, the sampling tube 2 cannot be blocked, the sealing block 6 and the sealing plug 5 are pulled to the upper part of the drain pipe 9, the inside storage of drinking-water pipe 1 has filtered the sewage of impurity, open valve 10 on the drain pipe 9 again, discharge sewage sample, examine, valve 10 is the check valve, the flow direction is outside the internal flow, when the top that sealing block 6 is located drain pipe 9 and continuously extract, negative pressure in drinking-water pipe 1 can not lead to valve 10 to open automatically, leakproofness when having guaranteed drinking-water pipe 1 extraction sewage, when needs filter sampling pipe 2, because sampling pipe 2 and drinking-water pipe 1 threaded connection, then through rotating sampling pipe 2, open album dirty storehouse 4, clear up 4 insidely in the storehouse of album dirty, the next sewage sampling work of being convenient for goes on, the staff draws the inside sewage extraction condition of lid 11 observation drinking-water pipe 1 of in-process accessible, this is the characteristics of this sewage sampling device for environmental monitoring.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a sewage sampling device for environmental monitoring, includes: drinking-water pipe (1), its characterized in that, the bottom threaded connection of drinking-water pipe (1) has sampling tube (2), drinking-water pipe (1) communicates with sampling tube (2) each other, the inside fixed the inlaying of drinking-water pipe (1) bottom is equipped with filtration (3), the inside top that is located the water inlet of sampling tube (2) is provided with album dirty storehouse (4), the inside of drinking-water pipe (1) and the top sliding connection who is located filtration (3) have sealing plug (5), it has sealing block (6) to run through on sealing plug (5), the top fixedly connected with piston rod (7) of sealing block (6).

2. The sewage sampling device for environmental monitoring according to claim 1, wherein: the filtering structure (3) comprises a mounting ring (31), the mounting ring (31) is fixedly embedded on the inner pipe surface of the water pumping pipe (1), and the inner ring of the mounting ring (31) is fixedly connected with a filter screen (32).

3. The sewage sampling device for environmental monitoring of claim 1, wherein: the top end of the piston rod (7) extends to the upper part of the water pumping pipe (1).

4. The sewage sampling device for environmental monitoring according to claim 3, wherein: the top end of the piston rod (7) is fixedly connected with a limiting block (8).

5. The sewage sampling device for environmental monitoring according to claim 1, wherein: an observation cover (11) is fixedly penetrated through the front surface of the water pumping pipe (1).

6. The sewage sampling device for environmental monitoring according to claim 1, wherein: and a drain pipe (9) is communicated with one side of the water pumping pipe (1) and is positioned above the filtering structure (3).

7. The sewage sampling device for environmental monitoring according to claim 6, wherein: and a valve (10) is arranged on the water discharge pipe (9).