CN218567359U - Original-state soil column leaching device capable of sampling in layering mode - Google Patents

Abstract

The utility model discloses an original state earth pillar leaching device capable of sampling in a layered manner, which comprises a base, wherein the upper end surface of the base is provided with a vertical rod, the top end of the vertical rod is provided with a containing frame for placing a reagent bottle, the reagent bottle is communicated with a leaching assembly through a hose, and a glass cup for containing filtrate is arranged below the leaching assembly; the leaching assembly comprises a plurality of modules, the modules are mounted on the vertical rod through adjustable supports, the modules are arranged from top to bottom and comprise a leaching module, a plurality of layered sampling modules and a liquid collecting module, and the lower port of the leaching module, the upper port of the layered sampling modules, the lower port of the liquid collecting module and the upper port of the liquid collecting module are all arranged to be insertion ports for inserting original soil column sections. The utility model discloses with original state earth pillar segmentation processing, utilize a plurality of layering sampling module to connect to the realization can carry out layering sampling analysis when guaranteeing the former soil horizon structure of earth pillar.

Description

Original state earth pillar leaching device capable of layered sampling

Technical Field

The utility model relates to a soil and groundwater pollution detection area, especially a but original state earth pillar leaching device of layering sample.

Background

In order to detect the influence of sewage leakage on soil and underground water, a soil column leaching test is generally adopted, the infiltration process of sewage is simulated, the adsorption, conversion and self-purification mechanism of pollutants in an aeration zone is researched, the protection capability of the aeration zone is determined, a basis is provided for evaluating the pollution influence of the sewage leakage on the quality of the underground water, in order to obtain corresponding data of each soil layer, the layered sampling of filtrate is required, and the common soil column leaching test device capable of layered sampling mostly adopts a straight cylindrical glass vertical pipe with a plurality of sampling ports, and fills a soil column for forming the test by using a collected soil sample, so that the original soil layer structure cannot be maintained, the test result is influenced, and the undisturbed soil column is directly adopted for testing, and layered sampling cannot be performed.

Disclosure of Invention

The purpose of the invention is as follows: in order to overcome exist not enough among the prior art, the utility model provides a but original state earth pillar leaching device of layering sample can carry out the layering filtrating sample when maintaining original state earth pillar structure.

The technical scheme is as follows: in order to achieve the purpose, the undisturbed soil column leaching device capable of sampling in a layering manner comprises a base, wherein a vertical rod is arranged on the upper end surface of the base, a containing frame for containing a reagent bottle is arranged at the top end of the vertical rod, the reagent bottle is communicated with a leaching assembly through a hose, and a glass cup for containing filtrate is arranged below the leaching assembly; the leaching assembly comprises a plurality of modules, the modules are mounted on the vertical rod through adjustable supports, the modules are arranged from top to bottom and comprise a leaching module, a plurality of layered sampling modules and a liquid collecting module, and the lower port of the leaching module, the upper port of the layered sampling modules, the lower port of the liquid collecting module and the upper port of the liquid collecting module are all arranged to be insertion ports for inserting original soil column sections.

Further, adjustable support includes cartridge ring, sliding sleeve and locking structure, the sliding sleeve is located in the pole setting, the cartridge ring with locking structure set up relatively in the both sides of sliding sleeve, still be provided with the U-shaped bayonet socket on the rampart of cartridge ring.

Further, the locking structure including set up in the spout of sliding sleeve one side, lateral sliding sets up the briquetting in the spout, the lateral surface of briquetting is provided with the threaded rod, the tip of threaded rod with the relative rotation of briquetting is connected, the outer terminal surface of threaded rod is provided with the knob, seted up on the outside cell wall of spout with threaded rod rotation complex screw hole.

Furthermore, the outer wall surfaces of the sprinkling module and the liquid collecting module are provided with clamping blocks clamped with the U-shaped bayonet, and the opening of the U-shaped bayonet faces upwards.

Furthermore, all parallel intervals are provided with two filter plates in the sprinkling module, the layered sampling module and the liquid collecting module, the interior of the sprinkling module is separated by the filter plates to form a water distribution cavity communicated with the hose, the interior of the sprinkling module and the interior of the liquid collecting module are provided with two filter material filling cavities, the interior of the liquid collecting module is provided with a funnel below the filter material filling cavity, the interior of the layered sampling module is provided with a sampling cavity between the filter plates, and the outer wall of the layered sampling module is provided with a liquid taking port communicated with the sampling cavity.

Furthermore, the pipe wall of the liquid taking port is matched with the U-shaped bayonet in a clamping mode.

Further, the inner wall of interface is provided with annular notch, the ring packing is established to the card in the annular notch, ring packing laminating cover is located on the tip outer wall of original state soil column section.

Has the advantages that: the utility model discloses an original-state soil column leaching device capable of sampling in layers, which is characterized in that an original-state soil column is processed in sections and connected by a plurality of layered sampling modules, so that layered sampling of an original-state soil column leaching test is realized; by arranging the adjustable support, the height, the relative distance and the horizontal angle of each module can be freely adjusted, the combination can be freely adjusted according to the length of the section of the earth pillar, and the practicability is higher; the layered sampling analysis can be carried out while the original soil layer structure of the soil column is ensured.

Drawings

FIG. 1 is a structural diagram of an undisturbed soil column leaching device capable of sampling in layers;

FIG. 2 is a block diagram of an adjustable support;

FIG. 3 is a structural view of the locking structure;

FIG. 4 is a perspective view of the shower module and the drip module;

FIG. 5 is a perspective view of the layered sampling module and an enlarged view of a portion of the port.

Detailed Description

The present invention will be further described with reference to the accompanying drawings.

The undisturbed soil column leaching device capable of sampling in a layered manner as shown in the attached figures 1-5 comprises a base 1, wherein an upright rod 2 is arranged on the upper end surface of the base 1, a containing frame 4 for containing a reagent bottle 3 is arranged at the top end of the upright rod 2, the reagent bottle 3 is communicated with a leaching assembly through a hose 5, and a glass cup 12 for containing filtrate is arranged below the leaching assembly; the leaching assembly comprises a plurality of modules, the modules are all installed relative to the upright rod 2 through adjustable supports 10, the modules are arranged from top to bottom and comprise a leaching module 6, a plurality of layered sampling modules 8 and a liquid collecting module 9, and the lower port of the leaching module 6, the upper and lower ports of the layered sampling modules 8 and the upper port of the liquid collecting module 9 are all set as inserting ports 26 for inserting an undisturbed soil column section 11;

the relative positions of the modules on the vertical rod can be adjusted at will through the adjustable support, before a leaching test is carried out, sampling requirements are met according to different soil layer depths, the original-state soil column is communicated with the sampling pipe and cut into a plurality of sections of original-state soil column sections, the original-state soil column sections are inserted and connected between the modules from top to bottom in sequence to form a complete original-state soil column, leaching agents are contained in the reagent bottles, the leaching agents flow into the leaching modules through hoses, the leaching agents are uniformly sprayed on the upper ends of the soil columns through the leaching modules, filtrate generated by each section of original-state soil column is stored in the layered sampling module below the corresponding section, the reagent continuously permeates into the next section of original-state soil column, the filtrate is collected by the liquid collecting module at the lowest part after flowing through the whole soil column, the filtrate is guided to flow into the glass cup below the reagent, and the filtrate stored in each layered sampling module can be sampled independently.

The adjustable support 10 comprises a plug-in ring 13, a sliding sleeve 14 and a locking structure 15, the sliding sleeve 14 is slidably sleeved on the upright rod 2, the plug-in ring 13 and the locking structure 15 are oppositely arranged on two sides of the sliding sleeve 14, and a U-shaped bayonet 20 is further arranged on the ring wall of the plug-in ring 13;

adopt the sliding sleeve structure, but free height-adjusting, also can be relative pole setting free rotation angle regulation, it is fixed for the pole setting locking through locking structure after adjusting, be favorable to the installation of the earth pillar section of adaptation various length, the practicality is stronger.

The locking structure 15 comprises a sliding groove 16 arranged on one side of the sliding sleeve 14, a pressing block 17 is arranged in the sliding groove 16 in a transverse sliding manner, a threaded rod 18 is arranged on the outer side surface of the pressing block 17, the end part of the threaded rod 18 is connected with the pressing block 17 in a relative rotating manner, a knob 19 is arranged on the outer end surface of the threaded rod 18, and a threaded hole which is matched with the threaded rod 18 in a rotating manner is formed in the outer side groove wall of the sliding groove 16; through rotating the knob, utilize the screw-thread fit of threaded rod and spout outside cell wall, promote the briquetting and be close to and compress tightly on the pole setting outer wall to compress tightly the sliding sleeve for the pole setting, reach fixed effect.

The outer wall surfaces of the sprinkling module 6 and the liquid collecting module 9 are both provided with a clamping block 21 clamped with the U-shaped bayonet 20, and the opening of the U-shaped bayonet 20 is upward; the spraying module and the liquid collecting module are convenient to be arranged relative to the insertion of the insertion ring, the corresponding modules are quickly inserted from the upper port, and the clamping blocks are embedded with the clamping ports to play a limiting role.

Two filter plates 22 are arranged in the sprinkling module 6, the layered sampling module 8 and the liquid collecting module 9 in parallel at intervals, a water distribution cavity 23 communicated with the hose 5 is separated from the inside of the sprinkling module 6 by the filter plates 22, a filter material filling cavity 24 is arranged between the sprinkling module 6 and the two filter plates 22 in the liquid collecting module 9, a funnel 25 is arranged below the filter material filling cavity 24 in the liquid collecting module 9, a sampling cavity 27 is arranged between the two filter plates 22 in the layered sampling module 8, and a liquid taking port 28 communicated with the sampling cavity 27 is arranged on the outer wall of the layered sampling module 8;

the filter material is filled the intracavity and is filled and has been used for filterable stopping, filters the large granule material that influences data detection, does benefit to the filter plate and separates earth pillar and each cavity to can obtain sample solution at the sample intracavity, can take a sample at any time through getting the liquid mouth, thereby realize the layering sample.

The pipe wall of the liquid taking port 28 is matched with the U-shaped bayonet 20 in a clamping manner; the layering sampling module of being convenient for sets up for the cartridge of cartridge ring, and simple to operate is nimble.

An annular notch 29 is formed in the inner wall of the socket 26, an annular sealing ring 30 is clamped in the annular notch 29, and the annular sealing ring 30 is fitted and sleeved on the outer wall of the end part of the undisturbed soil column section 11; increase the frictional force of junction between each module and the earth pillar section, guarantee to connect firmly, play sealed effect simultaneously, avoid the seepage of filtrating.

The above is only a preferred embodiment of the present invention, and it should be noted that: for those skilled in the art, without departing from the principle of the present invention, several improvements and modifications can be made, and these improvements and modifications should also be considered as the protection scope of the present invention.

Claims (7)

1. The utility model provides a but original state earth pillar leaching device of layering sample which characterized in that: the device comprises a base (1), wherein an upright rod (2) is arranged on the upper end face of the base (1), a containing frame (4) for containing a reagent bottle (3) is arranged at the top end of the upright rod (2), the reagent bottle (3) is communicated with a leaching component through a hose (5), and a glass cup (12) for containing filtrate is arranged below the leaching component; the leaching component comprises a plurality of modules, a plurality of the modules are arranged from top to bottom and comprise a leaching module (6), a plurality of layered sampling modules (8) and a liquid collecting module (9), wherein the modules are installed and arranged on an adjustable support (10) relative to a vertical rod (2), the ports of the leaching module (6) are arranged at the upper end and the lower end of the layered sampling modules (8) and the ports of the liquid collecting module (9) are all arranged to be inserting ports (26) used for inserting original soil column sections (11).

2. An undisturbed soil column leaching device capable of layered sampling according to claim 1, wherein: adjustable support (10) include cartridge ring (13), sliding sleeve (14) and locking structure (15), sliding sleeve (14) slip cap is located on pole setting (2), cartridge ring (13) with locking structure (15) set up relatively in the both sides of sliding sleeve (14), still be provided with U-shaped bayonet socket (20) on the rampart of cartridge ring (13).

3. An undisturbed soil column leaching device capable of layered sampling according to claim 2, wherein: locking structure (15) including set up in spout (16) of sliding sleeve (14) one side, lateral sliding sets up briquetting (17) in spout (16), the lateral surface of briquetting (17) is provided with threaded rod (18), the tip of threaded rod (18) with briquetting (17) relative rotation is connected, the outer terminal surface of threaded rod (18) is provided with knob (19), seted up on the outside cell wall of spout (16) with threaded rod (18) rotation complex screw hole.

4. A stratified sampling undisturbed soil column leaching device as claimed in claim 3 wherein: the outer wall surfaces of the shower module (6) and the liquid collecting module (9) are provided with clamping blocks (21) clamped with the U-shaped bayonets (20), and openings of the U-shaped bayonets (20) face upwards.

5. A stratified sampling undisturbed soil column leaching device as claimed in claim 2 wherein: the utility model discloses a filter material filling device, including sprinkling module (6), layering sampling module (8) and collection liquid module (9), all parallel interval is provided with two filter plates (22) in sprinkling module (6) by filter plate (22) separate with water distribution chamber (23) of hose (5) intercommunication, sprinkling module (6) with collect two in the liquid module (9) fill chamber (24) for the filter material between filter plate (22), be located in collection liquid module (9) filter material fills chamber (24) below and is provided with funnel (25), two in layering sampling module (8) for sample chamber (27) between filter plate (22), be provided with on layering sampling module (8) outer wall with get liquid mouth (28) of sample chamber (27) intercommunication.

6. A stratified sampling undisturbed soil column leaching device as claimed in claim 5 wherein: the pipe wall of the liquid taking port (28) is matched with the U-shaped bayonet (20) in a clamping way.

7. An undisturbed soil column leaching device capable of layered sampling according to claim 1, wherein: the inner wall of the inserting port (26) is provided with an annular notch (29), an annular sealing ring (30) is clamped in the annular notch (29), and the annular sealing ring (30) is fitted and sleeved on the outer wall of the end part of the undisturbed soil column section (11).

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