CN215953090U

CN215953090U - Water quality sampler for environmental monitoring

Info

Publication number: CN215953090U
Application number: CN202122122032.7U
Authority: CN
Inventors: 冯火建; 补捷
Original assignee: Chengdu Huanmei Garden Ecological Co ltd
Current assignee: Chengdu Huanmei Garden Ecological Co ltd
Priority date: 2021-09-03
Filing date: 2021-09-03
Publication date: 2022-03-04
Anticipated expiration: 2031-09-03

Abstract

The utility model discloses a water quality sampler for environmental monitoring, which comprises a main body and a sampling assembly, wherein the sampling assembly is arranged in the main body and comprises a liquid storage chamber, a sealing plug, a liquid pumping pipe, a piston and a pull rod; the liquid storage chamber is longitudinally arranged in the main body, the liquid storage chamber is arranged in a hollow cylindrical structure, a sealing plug is arranged at the top of the liquid storage chamber, the liquid pumping pipe is arranged at the bottom of the liquid storage chamber and is used for communicating the interior of the liquid storage chamber with the outside, and the piston is movably arranged in the liquid storage chamber; when the device is used, the main body floats on the water surface through the buoyancy plate at the bottom, the pull rod drives the piston to extract the water quality sample, so that the water at the upper part of the water surface is sampled, the water quality sample is an original sample which is not filtered, and the sample is representative, so that the result of monitoring and analyzing the water quality is more accurate.

Description

Water quality sampler for environmental monitoring

Technical Field

The utility model relates to the technical field of water quality sampling, in particular to a water quality sampler for environment monitoring.

Background

The water quality monitoring is a process for monitoring and measuring the types of pollutants in the water body, the concentrations and the variation trends of various pollutants and evaluating the water quality condition. The monitoring range is very wide, and the monitoring range comprises uncontaminated and contaminated natural water (rivers, lakes, seas and underground water), various industrial drainage and the like. The main monitoring projects can be divided into two main categories: one is a comprehensive index reflecting the water quality conditions, such as temperature, chroma, turbidity, pH value, conductivity, suspended matters, dissolved oxygen, chemical oxygen demand, biochemical oxygen demand and the like; the other kind is some noxious material, like phenol, cyanogen, arsenic, lead, chromium, cadmium, mercury and organic pesticide etc. and the utility model discloses a sampling mechanism is used in environmental monitoring that patent application number is CN202022191352.3, including sampling device, the fixed supplementary ring that is equipped with in sampling device top, and be equipped with sampling mechanism in the sampling device, sampling mechanism includes stock solution room, liquid suction pipe, apical pore, movable rod, piston, draws handle, spring, card post and chassis, the stock solution room is seted up in sampling device, and the liquid suction pipe is fixed to be worn to locate in the sampling device bottom, the apical pore is seted up in the sampling device top. The water quality sampler for environment monitoring can realize multiple sampling of water quality in a water area by arranging four groups of sampling mechanisms, and water can be pumped into a liquid storage chamber through a liquid pumping pipe by controlling a pull handle to drive a piston;

be provided with the filter screen in the liquid suction pipe of above-mentioned sample thief, when extracting quality of water, the inside that quality of water sample got into the stock solution room after the filtration of filter screen, and substances such as suspended solid in the quality of water sample of filter screen of flowing through are filtered, very big influence water quality monitoring's accuracy to can't sample the quality of water of the different degree of depth, application scope is limited, and card post through spring coupling easily appears buckling when using, exists and can not stabilize the spacing problem of movable rod.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems in the prior art, the utility model provides a water quality sampler for environment monitoring.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the water quality sampler for environmental monitoring comprises a main body and a sampling assembly, wherein the sampling assembly is arranged in the main body and comprises a liquid storage chamber, a sealing plug, a liquid pumping pipe, a piston and a pull rod;

the inside of main part vertically is provided with the stock solution room, the stock solution room is hollow tubular structure setting, the top of stock solution room is provided with the sealing plug, the bottom of stock solution room is provided with the liquid suction pipe, the liquid suction pipe is used for making the inside and the external intercommunication of stock solution room, the inside activity of stock solution room is provided with the piston, the pull rod is the setting of T type, the pull rod includes vertical end and horizontal end, a perpendicular to horizontal end of the vertical end of pull rod, the opposite side perpendicular to of the vertical end of pull rod the piston, the pull rod is used for making the piston is followed the orientation activity of seting up of stock solution room, one side that the pull rod is provided with the horizontal end is passed the sealing plug extends to the outside.

Furthermore, the bottom activity of main part is provided with the buoyancy board, the liquid suction pipe passes the buoyancy board setting.

Furthermore, a cavity is formed inside the buoyancy plate, and a balancing weight is detachably arranged in the cavity of the buoyancy plate.

Furthermore, the middle part of the side wall of the main body is provided with a buoyancy ring, and the buoyancy ring is parallel to the buoyancy plate.

Furthermore, an air bag is arranged inside the buoyancy ring, an air valve is arranged on the buoyancy ring, and the air valve is used for inflating and deflating the air bag inside the buoyancy ring.

Furthermore, the top of main part is provided with spacing subassembly, spacing subassembly is used for restricting the tensile length of pull rod.

Further, spacing subassembly includes spout, slider and stopper, the lateral wall uniform spacing along the line of the vertical end of pull rod is provided with a plurality of the stopper, the top of main part has been seted up the spout, the adaptation that slides on the spout is provided with the slider, the slider slides and imbeds in two adjacent between the stopper.

Furthermore, the outer wall that the liquid suction pipe extends to the outside one end of main part is provided with the screw thread, the liquid suction pipe passes through the screw thread and can dismantle with the bottom and be connected.

Compared with the prior art, the utility model has the beneficial effects that:

when the device is used, the main body floats on the water surface through the buoyancy plate at the bottom, the piston is driven by the pull rod to extract the water quality sample, so that the water at the upper part of the water surface is sampled, the water quality sample is an original sample which is not filtered, and the sample is more representative, so that the result of monitoring and analyzing the water quality is more accurate;

when a deeper part of the bottom of the water surface needs to be sampled, the inner part of the buoyancy ring is inflated, the buoyancy plate is removed, the main body floats on the water surface through the buoyancy ring, and at the moment, a water quality sample is extracted, so that the stable sampling of the water quality with the fixed depth is completed, and the application range of the device is expanded;

set up spacing subassembly through sliding and carry on spacingly to the displacement of pull rod, can effectually avoid because pull rod downward displacement leads to the sample to flow from the bottom, pass through threaded connection bottom in the bottom of liquid suction pipe to seal the opening of liquid suction pipe, avoided the outflow of sample.

Drawings

FIG. 1 is a schematic view of the internal structure of the present invention;

FIG. 2 is an external view of the present invention;

FIG. 3 is a schematic top view of the present invention.

Detailed Description

In order to more clearly understand the technical features, objects and effects of the present invention, the embodiments of the present invention will be described with reference to the accompanying drawings, but the scope of the present invention is not limited to the following.

The present invention will be further described with reference to the following examples, which are intended to illustrate only some, but not all, of the embodiments of the present invention. All other embodiments that can be obtained by a person skilled in the art based on the embodiments of the present invention without any creative effort belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "counterclockwise", "clockwise", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used for convenience of description only, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be considered as limiting.

Example (b):

a water quality sampler for environmental monitoring comprises a main body 100 and a sampling assembly 200, wherein the sampling assembly 200 is arranged inside the main body 100, the sampling assembly 200 comprises a liquid storage chamber 201, a sealing plug 202, a liquid pumping pipe 203, a piston 204 and a pull rod 205, the liquid storage chamber 201 is arranged in a hollow cylindrical structure, the sealing plug 202 is arranged at the top of the liquid storage chamber 201, the liquid pumping pipe 203 is arranged at the bottom of the liquid storage chamber 201, the liquid pumping pipe 203 is used for enabling the inside of the liquid storage chamber 201 to be communicated with the outside, the piston 204 is movably arranged inside the liquid storage chamber 201, the pull rod 205 is arranged in a T shape, the pull rod 205 comprises a vertical end and a horizontal end, one vertical end of the pull rod 205 is perpendicular to the horizontal end, the other vertical end of the pull rod 205 is perpendicular to the piston 204, the pull rod 205 is used for enabling the piston 204 to move along the opening direction of the liquid storage chamber 201, one horizontal end of the pull rod 205 passes through the sealing plug 202 to extend to the outside, a floating plate 101 is movably arranged at the bottom of the main body 100, the extractor tube 203 is arranged through the buoyancy plate.

As shown in fig. 1-2, in specific implementation, an operator places a sampler on a water surface to be sampled, the main body 100 can float on the water surface through the buoyancy plate 101, the sampling assembly 200 is disposed inside the main body 100, preferably, four sets of the sampling assembly 200 are disposed to ensure sampling accuracy, a liquid storage chamber 201 and other assemblies matched with the liquid storage chamber 201 are longitudinally disposed inside the main body 100, the liquid storage chamber 201 is a cylindrical cavity, a sealing plug 202 is disposed on the top of the liquid storage chamber 201, a through groove is disposed on the sealing plug 202 for allowing the pull rod 205 to penetrate out, a liquid suction pipe 203 is disposed at the bottom of the liquid storage chamber 201, one end of the liquid suction pipe 203 is communicated with the inside of the liquid storage chamber 201, the other end is communicated with a water quality area to be sampled, when the water quality of the water area to be detected is sampled, the pull rod 205 is pulled by a horizontal end of the pull rod 205 to drive the piston 204 to longitudinally displace along the opening direction of the liquid storage chamber 201, the external water is pumped into the liquid storage chamber 201 during the displacement process, so as to complete the sampling, the outer wall of one end of the liquid pumping pipe 203 extending to the outside of the main body 100 is provided with a screw thread, the liquid pumping pipe 203 is detachably connected with the bottom cover 206 through the screw thread, the bottom cover is screwed on the outside of the liquid pumping pipe 203 after the sampling, thereby plugging the opening at the bottom of the liquid pumping pipe 203 to avoid the sample from flowing out, and repeatedly manufacturing the four sampling assemblies 200 in sequence, wherein the water quality sample is the original sample which is not filtered, so that the extracted sample is more representative, the monitoring and analyzing result is more accurate, when the interior of the reservoir 201 needs to be cleaned, the components such as the piston 204 can be taken out after the sealing plug 202 is removed, the interior of the liquid storage chamber 201 is cleaned, so that the liquid storage chamber 201 is a clean cavity when the liquid storage chamber is reused, and the accuracy of a monitoring analysis result is guaranteed.

Further, a cavity is formed inside the buoyancy plate 101, and a balancing weight 102 is detachably arranged in the cavity of the buoyancy plate 101;

as shown in fig. 1, in the sampling process, the influence of wind force is sometimes received in the sampling environment, the main body 100 floats on the water surface, in order to avoid the lateral wind of the external environment from turning the main body 100 on its side, the weight balancing block 102 can be additionally arranged in the buoyancy plate 101, so that the weight of the bottom of the main body 100 is increased, and the main body 100 is more stable while the main body can float on the water surface.

Further, a buoyancy ring 103 is arranged in the middle of the side wall of the main body 100, the buoyancy ring 103 is arranged parallel to the buoyancy plate 101, an air bag is arranged inside the buoyancy ring 103, an air valve 104 is arranged on the buoyancy ring 103, and the air valve 104 is used for inflating and deflating the air bag inside the buoyancy ring 103;

in the sampling process, when a region at a certain depth below the water surface needs to be sampled, as shown in fig. 1 to 3, in a specific implementation, the air bag inside the buoyancy ring 103 is inflated through the air valve 104, and the buoyancy plate 101 can be selectively removed, when the buoyancy plate is used, a part of the bottom of the main body 100 is submerged in the water, the main body 100 is floated through the buoyancy ring 103, and at this time, the sampling operation is performed, so that the region at a certain depth below the water surface can be sampled.

Further, the top of the main body 100 is provided with a limiting component 300, the limiting component 300 is used for limiting the stretching length of the pull rod 205, the limiting component 300 comprises a sliding groove 301, a sliding block 302 and limiting blocks 303, as shown in fig. 1-3, in order to prevent the pull rod 205 from displacing downwards to push out a water sample, a plurality of limiting blocks 303 are uniformly arranged along the side wall of the vertical end of the pull rod 205 at intervals, the sliding groove 301 is formed in the top of the main body 100, the sliding block 302 is arranged on the sliding groove 301 in a sliding and adaptive manner, the sliding block 302 is slidably embedded between two adjacent limiting blocks 303, when the pull rod 205 is pulled up, the sliding block 302 slides towards the pull rod 205, and the sliding block 202 is embedded into a gap between the two adjacent limiting blocks 303, so that the pull rod 205 is limited.

The above description is only a preferred embodiment of the present invention, and certainly should not be taken as limiting the scope of the present invention, which is therefore intended to be covered by the appended claims.

Claims

1. The water quality sampler for environmental monitoring comprises a main body (100) and is characterized by further comprising a sampling assembly (200), wherein the sampling assembly (200) is arranged inside the main body (100), and the sampling assembly (200) comprises a liquid storage chamber (201), a sealing plug (202), a liquid extracting pipe (203), a piston (204) and a pull rod (205);

the liquid storage chamber (201) is longitudinally arranged in the main body (100), the liquid storage chamber (201) is arranged in a hollow cylindrical structure, the top of the liquid storage chamber (201) is provided with a sealing plug (202), the bottom of the liquid storage chamber (201) is provided with the liquid pumping pipe (203), the liquid extracting pipe (203) is used for communicating the inside of the liquid storage chamber (201) with the outside, the piston (204) is movably arranged in the liquid storage chamber (201), the pull rod (205) is arranged in a T shape, the pull rod (205) comprises a vertical end and a horizontal end, one of the vertical ends of the pull rod (205) is perpendicular to the horizontal end, the other side of the vertical end of the pull rod (205) is vertical to the piston (204), the pull rod (205) is used for enabling the piston (204) to move along the opening direction of the liquid storage chamber (201), one side of the pull rod (205) provided with a horizontal end extends to the outside through the sealing plug (202).

2. The water quality sampler for environmental monitoring as claimed in claim 1, wherein the bottom of the main body (100) is movably provided with a buoyancy plate (101), and the liquid suction pipe (203) is arranged through the buoyancy plate.

3. The water quality sampler for environmental monitoring as claimed in claim 2, wherein the buoyancy plate (101) is formed with a cavity therein, and a weight block (102) is detachably disposed in the cavity of the buoyancy plate (101).

4. The water quality sampler for environmental monitoring as claimed in claim 3, wherein the side wall of the main body (100) is provided with a floating ring (103) in the middle, and the floating ring (103) is arranged in parallel with the floating plate (101).

5. The water quality sampler for environmental monitoring according to claim 4, characterized in that an air bag is arranged inside the floating ring (103), an air valve (104) is arranged on the floating ring (103), and the air valve (104) is used for inflating and deflating the air bag inside the floating ring (103).

6. The environmental monitoring water quality sampler according to claim 1, wherein the top of the main body (100) is provided with a limiting component (300), and the limiting component (300) is used for limiting the stretching length of the pull rod (205).

7. The water sampler for environmental monitoring according to claim 6, wherein the limiting component (300) comprises a sliding groove (301), a sliding block (302) and limiting blocks (303), the limiting blocks (303) are uniformly arranged along the side wall of the vertical end of the pull rod (205) at intervals, the sliding groove (301) is formed in the top of the main body (100), the sliding block (302) is arranged on the sliding groove (301) in a sliding and matching manner, and the sliding block (302) is slidably embedded between two adjacent limiting blocks (303).

8. The water sampler for environment monitoring as claimed in claim 1, wherein the outer wall of the end of the liquid suction pipe (203) extending to the outside of the main body (100) is provided with a screw thread, and the liquid suction pipe (203) is detachably connected with the bottom cover (206) through the screw thread.