CN212757402U

CN212757402U - Underground water sample collecting and filtering device

Info

Publication number: CN212757402U
Application number: CN202021290001.1U
Authority: CN
Inventors: 王延岭; 周超; 郝骐
Original assignee: Fifth Geological Brigade of Shandong Provincial Bureua of Geology and Mineral Resources of Fifth Geological and Mineral Exploration Institute of Shandong Province
Current assignee: Fifth Geological Brigade of Shandong Provincial Bureua of Geology and Mineral Resources of Fifth Geological and Mineral Exploration Institute of Shandong Province
Priority date: 2020-07-03
Filing date: 2020-07-03
Publication date: 2021-03-23
Anticipated expiration: 2030-07-03

Abstract

The utility model discloses an underground water sample gathers filter equipment, including extraction mechanism, pumping hose and filter, it has the internal thread pipe to bond on the pumping hose inner wall, the filter includes the last spherical shell of mutual joint and lower spherical shell, fills filter pulp between last spherical shell and lower spherical shell, connects in last external screw thread pipe of last spherical shell one end, connects in the lower external screw thread pipe of lower spherical shell one end, all open the inlet opening that has the equidistance to distribute on the outer wall of last spherical shell and lower spherical shell, it constitutes cavity spherical structure with lower spherical shell to go up the spherical shell. The utility model discloses can repeat the step of drawing the inside air of hose and the exhaust air that draws water, with in the water suction barrel, filter housing comprises last spherical shell and lower spherical shell joint, and the filter is inside to be equipped with the filter pulp, can filter the large granule impurity and the silt of aquatic, avoids sampling device to be blockked up, and can dismantle the washing, extension sampling device's life.

Description

Underground water sample collecting and filtering device

Technical Field

The utility model relates to a sampling filter equipment technical field especially relates to underground water sample collection filter equipment.

Background

Groundwater is one of agricultural irrigation, industrial and mining and city's important water source, and groundwater needs carry out the sample detection to groundwater after the exploitation to confirm the quality of water change of groundwater, be favorable to people to the use of groundwater more, however, current groundwater collection system can not filter impurity and the earth that contain in the groundwater when gathering the sample, and mud impurity easily blocks up collection system, and the collection of being not convenient for is used.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an underground water sample collecting and filtering device.

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

underground water sample collection filter equipment, including extraction mechanism, water hose and filter, it has the internal thread pipe to bond on the water hose inner wall, the filter includes last spherical shell and lower spherical shell of mutual joint, fills in the filter pulp between last spherical shell and lower spherical shell, connects in last external screw thread pipe of last spherical shell one end, connects in the lower external screw thread pipe of spherical shell one end down, all open the inlet opening that has the equidistance to distribute on the outer wall of last spherical shell and lower spherical shell, go up spherical shell and spherical shell down and constitute hollow spherical structure, and go up external screw thread pipe and external screw thread pipe down and constitute complete external screw thread pipe, external screw thread pipe and the mutual spiro union of internal screw thread pipe.

Preferably, the extraction mechanism comprises a cylinder, a piston slidably mounted on the inner wall of the cylinder, and a T-shaped pull rod connected to one end of the piston.

Preferably, the inner wall of one end, away from the piston, of the cylinder is provided with a mounting hole, a one-way water inlet valve is mounted in the mounting hole, the outer wall of the front end of the cylinder is welded with a connecting pipe connected with a water pumping hose, and the connecting pipe is communicated with the one-way water inlet valve.

Preferably, the outer wall of one side of the front end of the cylinder body is provided with a mounting opening, and the inner wall of the mounting opening is provided with a one-way air outlet valve.

Preferably, the air in the one-way air outlet valve flows from the inside of the cylinder to the outside of the cylinder, and the water in the one-way water inlet valve enters the cylinder through the connecting pipe.

Preferably, the outer wall of the bottom of the upper spherical shell is welded with an inserting piece of an annular structure, and the top of the lower spherical shell is provided with a slot matched with the inserting piece.

The utility model has the advantages that:

1. the T-shaped pull rod drives the piston to move, so that air in the filter and the water pumping hose can be extracted in a one-way mode through the one-way water inlet valve, then the air between the piston and the cylinder is compressed, the air is discharged through the one-way air outlet valve, the steps are repeated, the air in the water pumping hose can be extracted repeatedly, and the water body is pumped into the cylinder;

2. filter shell comprises last spherical shell and lower spherical shell joint, and the filter is inside to be equipped with the filter pulp, can filter the large granule impurity and the silt of aquatic, avoids sampling device to be blockked up, and can dismantle the washing, extension sampling device's life.

Drawings

FIG. 1 is a schematic structural view of an underground water sample collecting and filtering device provided by the utility model;

fig. 2 is the utility model provides an underground water sample gathers filter equipment's filter structure schematic diagram.

In the figure: the device comprises a drawing mechanism 1, a water pumping hose 2, an internal threaded pipe 3, an upper spherical shell 4, a lower spherical shell 5, a water inlet hole 6, an upper external threaded pipe 7, a lower external threaded pipe 8, an insertion piece 9, a slot 10, filter cotton 11, a piston 12, a T-shaped pull rod 13, a one-way air outlet valve 14, a one-way water inlet valve 15 and a connecting pipe 16.

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.

Referring to fig. 1-2, underground water sample collection filter equipment, including extraction mechanism 1, water hose 2 and filter, it has internal thread pipe 3 to bond on the water hose 2 inner wall, the filter includes last spherical shell 4 and lower spherical shell 5 of mutual joint, fill filter pulp 11 between last spherical shell 4 and lower spherical shell 5, connect in last external screw thread pipe 7 of last spherical shell 4 one end, connect in the lower external screw thread pipe 8 of lower spherical shell 5 one end, all open the inlet opening 6 that the equidistance distributes on the outer wall of last spherical shell 4 and lower spherical shell 5, go up spherical shell 4 and lower spherical shell 5 and constitute hollow spherical structure, go up external screw thread pipe 7 and lower external screw thread pipe 8 and constitute complete external screw thread pipe, external screw thread pipe and internal thread pipe 3 spiro union each other.

The utility model discloses in, extraction mechanism 1 includes the barrel, piston 12 of slidable mounting on the barrel inner wall and connect in the T shape pull rod 13 of 12 one ends of piston, the barrel is kept away from 12 one ends of piston inner wall and is opened there is the mounting hole, install one-way water intaking valve 15 in the mounting hole, the welding has the connecting pipe 16 of being connected with water pumping hose 2 on the barrel front end outer wall, connecting

pipe

16 and 15 intercommunications of one-way water intaking valve, it has the installing port to open on barrel front end one side outer wall, install one-way air outlet valve 14 on the inner wall of installing port, air in the one-way air outlet valve 14 is by the barrel in the flow direction barrel outside, water in the one-way water intaking valve 15 is by connecting pipe 16 entering barrel, the welding has the inserted sheet 9 of loop configuration on the bottom outer wall of going up.

The working principle is as follows: drive piston 12 through T shape pull rod 13 and remove and can draw the air in filter and the pumping hose 2 through one-way water intaking valve 15 one-way, recompress the air between piston 13 and the barrel, make the air discharge through one-way air outlet valve 14, repeat the above-mentioned step, the air in the pumping hose 2 of extraction that can relapse, and with in the water suction barrel, the filter housing comprises last spherical shell 4 and lower spherical shell 5 joint, and the inside filter pulp 11 that is equipped with of filter, can filter large granule impurity and silt in the aquatic, avoid sampling device to be blockked up, and can dismantle the washing, extension sampling device's life.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. An underground water sample collecting and filtering device comprises an extraction mechanism (1), a water pumping hose (2) and a filter, it is characterized in that an internal thread pipe (3) is bonded on the inner wall of the water pumping hose (2), the filter comprises an upper spherical shell (4) and a lower spherical shell (5) which are mutually clamped, filter cotton (11) filled between the upper spherical shell (4) and the lower spherical shell (5), an upper external threaded pipe (7) connected with one end of the upper spherical shell (4), and a lower external threaded pipe (8) connected with one end of the lower spherical shell (5), the outer walls of the upper spherical shell (4) and the lower spherical shell (5) are both provided with water inlet holes (6) distributed at equal intervals, the upper spherical shell (4) and the lower spherical shell (5) form a hollow spherical structure, and the upper external thread pipe (7) and the lower external thread pipe (8) form a complete external thread pipe, and the external thread pipe is in threaded connection with the internal thread pipe (3).

2. A ground water sampling and filtering device according to claim 1, characterized in that the extraction mechanism (1) comprises a cylinder, a piston (12) slidably mounted on the inner wall of the cylinder and a T-shaped pull rod (13) connected to one end of the piston (12).

3. The underground water sampling and filtering device according to claim 2, wherein a mounting hole is formed in the inner wall of one end, away from the piston (12), of the cylinder, a one-way water inlet valve (15) is mounted in the mounting hole, a connecting pipe (16) connected with the water pumping hose (2) is welded to the outer wall of the front end of the cylinder, and the connecting pipe (16) is communicated with the one-way water inlet valve (15).

4. An underground water sampling and filtering device according to claim 3, wherein the outer wall of one side of the front end of the cylinder body is provided with a mounting opening, and the inner wall of the mounting opening is provided with a one-way air outlet valve (14).

5. A groundwater sample collecting and filtering device according to claim 4, wherein the air in the one-way air outlet valve (14) flows from the inside of the barrel to the outside of the barrel, and the water in the one-way water inlet valve (15) enters the barrel through the connecting pipe (16).

6. The underground water sampling and filtering device according to claim 1, wherein the outer wall of the bottom of the upper spherical shell (4) is welded with an insertion sheet (9) with an annular structure, and the top of the lower spherical shell (5) is provided with a slot (10) matched with the insertion sheet (9).