CN219511864U - Underground water layered sampling equipment - Google Patents

Abstract

The utility model relates to the field of underground water sampling, in particular to underground water layered sampling equipment, which comprises an outer pipe, wherein the outer wall of the outer pipe is fixedly connected with a plurality of sieve rings distributed at different heights, the middle part of the outer pipe is provided with a vertical rod, the inner wall of the outer pipe is fixedly connected with an inner ring at the position corresponding to the height of the sieve rings, the top of the inner ring is transversely and slidingly connected with a movable block, one end of the movable block is communicated with the sieve rings, the interiors of the movable block and the inner ring are respectively provided with a water guide cavity and a water guide cavity, and a movable mechanism is arranged between the vertical rod and the outer wall of the movable block.

Description

Underground water layered sampling equipment

Technical Field

The utility model relates to the field of groundwater sampling, in particular to groundwater layered sampling equipment.

Background

With the rapid development of economic level and people living standard, the demand for natural resources, especially water resources, is continuously increased, so that the exploitation of underground water is increased, the increasingly large exploitation amount leads to the problem of outstanding underground water resource pollution, according to related investigation, about nine underground water is polluted to different degrees, the underground water pollution not only affects the water quality of the underground water, but also irrecoverably damages soil and other underground resources, and further affects the economic production of human beings, social life and even the living development of living organisms around the world, so that the research on the underground water and the underground water pollution is unprecedented.

Due to the reasons of heterogeneity and the like of underground aquifers, groundwater pollution often has layering property, namely, strata with different depths have different pollution characteristics, and for describing and accurately repairing the groundwater pollution in more detail, layering sampling is needed for groundwater, so that the underground water layering sampling device is provided.

Disclosure of Invention

The utility model aims to provide underground water layered sampling equipment so as to solve the problems in the background technology.

In order to achieve the above-mentioned purpose, an underground water layering sampling device, which comprises an outer pipe, the outer wall fixedly connected with of outer tube a plurality of sieve ring of being distributed at different co-altitude, the middle part of outer tube is provided with the montant, the inner wall of outer tube is in the equal fixedly connected with inner ring of sieve ring altitude corresponding department, the top transverse sliding of inner ring has the movable block, the one end and the sieve ring of movable block are linked together, the inside of movable block and inner ring is provided with drainage chamber and water guide chamber respectively, be provided with movable mechanism between the outer wall of montant and movable block, movable mechanism is used for pulling movable block lateral shifting, a plurality of the water sampling piece that corresponds is all taken at the top of inner ring, the inside of water sampling piece and the one end intercommunication of water guide chamber.

Further: the movable mechanism comprises a connecting rod, one end of the connecting rod is fixedly connected to the outer wall of the movable block, which is close to one side of the vertical rod, the other end of the connecting rod is rotationally connected with a pull rod, the other end of the pull rod is rotationally connected with a mounting seat, and the mounting seat is fixedly connected to the outer wall of the vertical rod.

Further: the outer wall of the water collecting block is provided with a through hole which is matched with one end of the inner water guide cavity of the inner ring in height.

Further: the size among the plurality of water collecting blocks is sequentially reduced from top to bottom, and openings corresponding to the sizes of the water collecting blocks are formed in the tops of the plurality of inner rings.

Further: a guide pipe is arranged between the water collecting blocks, and the top of each water collecting block is fixedly connected with a pull rope.

Further: the outer tube, the sieve ring, the vertical rod, the inner ring, the movable block and the water sampling block are all made of stainless steel tubes.

Further: the position of the communicating part of the water guide cavity at the top of the inner ring is matched with the position of the water guide cavity on the lower surface after the movable block moves.

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

according to the utility model, before starting, groundwater cannot enter the outer tube, groundwater with different heights cannot be mixed in the outer tube, and groundwater separated from soil with different heights from the sieve ring can be collected from the inner side of the outer tube through the multi-layer inner ring and the water collecting block, so that the device is suitable for carrying out long-term periodic sampling on groundwater.

Drawings

FIG. 1 is a schematic diagram of a structure of groundwater layered sampling equipment before a water sampling block is not placed in the groundwater layered sampling equipment;

FIG. 2 is a schematic top view of the interior of an outer tube of a groundwater layered sampling device according to the utility model;

FIG. 3 is an enlarged schematic view of a portion of an apparatus for stratified sampling of groundwater according to the utility model;

FIG. 4 is a schematic diagram showing the connection of two sets of water production blocks in a groundwater level sampling device according to the utility model.

In the figure: 1. an outer tube; 2. a screen ring; 3. a vertical rod; 4. an inner ring; 5. a movable block; 6. a water drainage cavity; 7. a water guiding cavity;

8. a movable mechanism; 9. collecting water blocks; 10. a connecting rod; 11. a pull rod; 12. a mounting base; 13. a through hole; 14. a guide tube; 15. and (5) pulling the rope.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, in a preferred embodiment of the present utility model, an underground water layered sampling device includes an outer tube 1, wherein the outer wall of the outer tube 1 is fixedly connected with a plurality of sieve rings 2 distributed at different heights, the middle part of the outer tube 1 is provided with a vertical rod 3, the inner wall of the outer tube 1 is fixedly connected with an inner ring 4 at the position corresponding to the height of the sieve rings 2, the top of the inner ring 4 is transversely and slidably connected with a movable block 5, one end of the movable block 5 is communicated with the sieve rings 2, the interiors of the movable block 5 and the inner ring 4 are respectively provided with a water guiding cavity 6 and a water guiding cavity 7, a movable mechanism 8 is arranged between the vertical rod 3 and the outer wall of the movable block 5, the movable mechanism 8 is used for pulling the movable block 5 to transversely move, the tops of the plurality of inner rings 4 are respectively provided with corresponding water collecting blocks 9, and the interiors of the water collecting blocks 9 are communicated with one end of the water guiding cavity 7.

The movable mechanism 8 comprises a connecting rod 10, one end of the connecting rod 10 is fixedly connected to the outer wall of the movable block 5, which is close to one side of the vertical rod 3, the other end of the connecting rod 10 is rotationally connected with a pull rod 11, the other end of the pull rod 11 is rotationally connected with a mounting seat 12, and the mounting seat 12 is fixedly connected to the outer wall of the vertical rod 3; when the vertical rod 3 is controlled by a hydraulic machine or an air cylinder to vertically move downwards, the lower end of the pull rod 11 can be pulled to incline downwards by the mounting seat 12, so that the connecting rod 10 moves to the side close to the vertical rod 3 on the inner ring 4 by the pull rod 11, the water diversion cavity 6 on the movable block 5 is communicated with the water diversion cavity 7 inside the inner ring 4, and water flow is led into the water collection block 9.

The outer wall of the water collecting block 9 is provided with a through hole 13 which is matched with one end of the water guide cavity 7 in the inner ring 4 in height so as to introduce groundwater from the water guide cavity 7.

The size among the plurality of water collecting blocks 9 is sequentially reduced from top to bottom, and openings corresponding to the sizes of the water collecting blocks 9 are formed in the tops of the plurality of inner rings 4.

Guide pipes 14 are arranged among the water collecting blocks 9, and pull ropes 15 are fixedly connected to the tops of the water collecting blocks 9; the guide pipe 14 can keep the balance among the plurality of water collecting blocks 9 while keeping the connection among the plurality of water collecting blocks 9, and the plurality of water collecting blocks 9 can be pulled up through the pull ropes 15 at the top of the uppermost water collecting block 9 by manual or mechanical pulling.

The outer tube 1, the sieve ring 2, the vertical rod 3, the inner ring 4, the movable block 5 and the water collecting block 9 are all made of stainless steel tubes, so that the long-term use is convenient.

The position of the communicating part of the water guide cavity 7 at the top of the inner ring 4 is matched with the position of the water guide cavity 6 on the lower surface after the movable block 5 moves, so that the two are conveniently communicated.

It should be added that the guide tube 14 is a telescopic tube, the number of the sections is not less than two, the interval between the two groups 9 can be reduced during storage, and the occupied space is reduced.

In this embodiment, the outer tube 1 is buried in the soil, the multilayer sieve ring 2 is disposed at the position corresponding to different depths of the soil, before sampling is not started, the movable block 5 seals the communication port between the sieve ring 2 and the inner tube 1, so as to avoid groundwater entering the outer tube 1, when sampling is started, a plurality of water sampling blocks 9 sequentially penetrate through the inner ring 4 and are lapped on the corresponding inner ring 4, balance among the plurality of water sampling blocks 9 is controlled by the guide tube 14 in an auxiliary manner, then the vertical rod 3 is controlled by the hydraulic press or the air cylinder, vertically moves downwards, the lower end of the pull rod 11 can be pulled to incline downwards through the mounting seat 12, so that the connecting rod 10 moves to the side close to the vertical rod 3 on the inner ring 4 through the pull rod 11, the water diversion cavity 6 on the movable block 5 is communicated with the water diversion cavity 7 inside the inner ring 4, water is led into the water sampling blocks 9, groundwater of different heights is stored inside the water sampling blocks 9, and finally the collected groundwater can be poured out of the water sampling blocks 9 through the pull cord 15 for analysis.

The foregoing is a further elaboration of the present utility model in connection with the detailed description, and it is not intended that the utility model be limited to the specific embodiments shown, but rather that a number of simple deductions or substitutions be made by one of ordinary skill in the art without departing from the spirit of the utility model, should be considered as falling within the scope of the utility model as defined in the appended claims.

Claims (7)

1. A groundwater layered sampling device comprising an outer tube (1), characterized in that: the utility model discloses a sieve ring that outer wall fixedly connected with of outer tube (1) distributes sieve ring (2) at co-altitude not, the middle part of outer tube (1) is provided with montant (3), the inner wall of outer tube (1) is in sieve ring (2) highly corresponding department equal fixedly connected with inner ring (4), the top transverse sliding of inner ring (4) has movable block (5), the one end of movable block (5) is linked together with sieve ring (2), the inside of movable block (5) and inner ring (4) is provided with drainage chamber (6) and water guide chamber (7) respectively, be provided with movable mechanism (8) between the outer wall of montant (3) and movable block (5), movable mechanism (8) are used for pulling movable block (5) lateral shifting, and a plurality of the top of inner ring (4) all has corresponding water sampling piece (9), the inside of water sampling piece (9) and the one end intercommunication of water guide chamber (7).

2. A groundwater layered sampling device according to claim 1, wherein: the movable mechanism (8) comprises a connecting rod (10), one end of the connecting rod (10) is fixedly connected to the outer wall of the movable block (5) close to one side of the vertical rod (3), the other end of the connecting rod (10) is rotationally connected with a pull rod (11), the other end of the pull rod (11) is rotationally connected with a mounting seat (12), and the mounting seat (12) is fixedly connected to the outer wall of the vertical rod (3).

3. A groundwater layered sampling device according to claim 1, wherein: the outer wall of the water collecting block (9) is provided with a through hole (13) which is matched with one end of the inner water guide cavity (7) of the inner ring (4) in height.

4. A groundwater layered sampling device according to claim 1, wherein: the size among the plurality of water collecting blocks (9) is sequentially reduced from top to bottom, and openings corresponding to the sizes of the water collecting blocks (9) are formed in the tops of the plurality of inner rings (4).

5. A groundwater layered sampling device according to claim 4, wherein: guide pipes (14) are arranged among the plurality of water collecting blocks (9), and pull ropes (15) are fixedly connected to the tops of the water collecting blocks (9).

6. A groundwater layered sampling device according to claim 1, wherein: the outer tube (1), the sieve ring (2), the vertical rod (3), the inner ring (4), the movable block (5) and the water collecting block (9) are all made of stainless steel tubes.

7. A groundwater layered sampling device according to claim 1, wherein: the position of the communicating part of the water guide cavity (7) at the top of the inner ring (4) is matched with the position of the water guide cavity (6) on the lower surface after the movable block (5) moves.