CN218381813U

CN218381813U - Soil layered sampling device

Info

Publication number: CN218381813U
Application number: CN202222727499.9U
Authority: CN
Inventors: 马有平
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-10-17
Filing date: 2022-10-17
Publication date: 2023-01-24
Anticipated expiration: 2032-10-17

Abstract

The utility model provides a soil layering sampling device, including the sampler barrel that is used for gathering silt form soil, the hollow tube that sampler barrel blind end middle part position fixedly connected with and sampler barrel arranged with one heart, the push-and-pull rod has been inserted in the hollow tube, push-and-pull rod one end extend to in the sampler barrel and with rubber buffer fixed connection, rubber buffer slidable mounting is in the sampler barrel, the push-and-pull rod other end extends to the hollow tube outside and the spacing dish of fixedly connected with, the sampler barrel is inserted in the urceolus, the inner tube has been inserted in the urceolus, the inner tube is in two stoppers of the one end external surface fixed connection in the urceolus, stopper slidable mounting is in spacing inslot, lower part position fixedly connected with barrier ring in the inner tube, the utility model discloses following beneficial effect has: the realization supports the pore wall in silt form soil, is favorable to carrying out the successive layer sample to silt form soil.

Description

Soil layered sampling device

Technical Field

The utility model relates to a soil stratified sampling device belongs to soil pollutant analysis field.

Background

After the water body is polluted, part of pollutants in the water body can be precipitated in the sludge at the bottom of the water body or the sludge at the bank of the water body, and the soil pollutants can be conveniently analyzed by sampling the sludge near the water body. At present, often utilize the sampler barrel to take a sample, sampler barrel structure among the prior art is one end opening, other end confined barrel, insert the sampler barrel during the use in silt, make silt get into in the sampler barrel under the extrusion, because of the size of sampler barrel is fixed, to the scene that soil sample thickness is greater than the sampler barrel size, need utilize the sampler barrel to carry out a lot of samplings, but the silt hardness around the water is not enough, when taking out the sampler barrel, the hole that forms in the silt sinks because of lacking the support, lead to the soil of bottom in the hole can not by the complete sampling.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing a soil layering sampling device to solve the problem that proposes in the above-mentioned background art, the utility model discloses the realization supports the pore wall in the silt form soil, is favorable to carrying out the successive layer sample to silt form soil.

In order to achieve the above purpose, the present invention is realized by the following technical solution: the utility model provides a soil layering sampling device, is including the sampling tube that is used for gathering silt form soil, sampling tube one end is the closure form, the hollow tube that sampling tube blind end middle part position fixedly connected with and sampling tube arranged with one heart, the push-and-pull rod has been inserted in the hollow tube, push-and-pull rod one end extend to in the sampling tube and with rubber buffer fixed connection, rubber buffer slidable mounting is in the sampling tube, the push-and-pull rod other end extends to the hollow tube outside and the spacing dish of fixedly connected with, the sampling tube is inserted in the urceolus, the inner tube has been inserted in the urceolus, the inner tube internal diameter is the same with the sampling tube external diameter, the inner tube is in two stoppers of the one end external surface fixedly connected with in the urceolus, stopper slidable mounting is in the spacing inslot, two spacing grooves of arranging along urceolus length direction are seted up to urceolus internal surface symmetry, the spacing groove lower part position fixedly connected with blocks the ring in the inner tube, it is the same with the sampling tube internal diameter to block the ring.

Furthermore, two handles are symmetrically and fixedly connected to the outer surface of the upper end of the hollow pipe, and the handles are perpendicular to the hollow pipe.

Furthermore, a support plate which is horizontally arranged is fixedly connected to the outer surface of the upper end of the outer barrel, a detachable straight threaded pipe is installed on one side, away from the outer barrel, of the lower surface of the support plate, the straight threaded pipe is arranged in parallel with the outer barrel, an insertion rod which is used for being inserted into soil is connected to the inner thread of the straight threaded pipe, a pointed end is fixedly connected to the lower end of the insertion rod, and a first external thread which is matched with the straight threaded pipe is machined on the outer surface of one end, away from the pointed end, of the insertion rod.

Furthermore, a round opening is formed in the position, where the straight threaded pipe is mounted on the support plate, of the support plate, a threaded cap fixedly connected with the support plate is arranged on the upper side of the round opening, the upper end of the threaded cap is closed, second external threads matched with the threaded cap are machined on the outer surface of the upper end of the straight threaded pipe, and the upper end of the straight threaded pipe penetrates through the round opening and then is connected into the threaded cap in a threaded mode.

Furthermore, the upper side of the pointed end is provided with a supporting disk which is contacted with the ground, and the supporting disk is sleeved at the lower end of the inserted bar and is fixedly connected with the inserted bar.

Furthermore, one side of the lower surface of the support plate, which is close to the outer barrel, is fixedly connected with a reinforcing rib which is obliquely arranged, and the other end of the reinforcing rib is fixedly connected with the outer barrel.

Further, urceolus lower extreme fixedly connected with rubber sleeve, the rubber sleeve cover is established on the inner tube and rubber sleeve and inner tube are laminated mutually.

The utility model has the advantages that:

1. make the sampling tube assign in the structure that inner tube and urceolus formed, when pressing down the sampling tube and making the sampling tube get into the soil of silt form, the sampling tube drives in the inner tube together gets into the soil of silt form through the barrier ring, the soil of silt form gets into in the sampling tube afterwards, when taking out the sampling tube, the hole that the structure realization that inner tube and urceolus formed supported in the soil of silt form, prevent the pore wall slump, the passageway that is convenient for reuse inner tube and urceolus form is sampled the soil of hole bottom, be favorable to carrying out the successive layer sample to silt form soil.

2. At soil sample initial end, the length of adjustment inserted bar in the straight thread pipe, the length that makes inserted bar and straight thread pipe form bearing structure satisfies the needs of urceolus length, when making the inserted bar lower extreme assign in soil, urceolus lower extreme and ground contact realize the support to inner tube and urceolus formation structure, when utilizing the sampler tube sample, the inner tube at first moves down, when the urceolus lower extreme gets into during the soil of silt commentaries on classics, dismantle straight thread pipe can, the soil realization of silt form this moment is to the support of urceolus.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic structural view of a soil layered sampling device according to the present invention;

FIG. 2 is a schematic view of the assembly of the piston and the sampling cylinder in the soil stratified sampling apparatus of the present invention;

FIG. 3 is a schematic view of the assembly of the inner barrel and the outer barrel of the soil stratified sampling device of the present invention;

in the figure: 1-sampling cylinder, 2-hollow tube, 3-handle, 4-push-pull rod, 5-spacing disc, 6-support plate, 7-screw cap, 8-straight screw tube, 9-inserted rod, 10-support disc, 11-tip, 12-outer cylinder, 13-inner cylinder, 14-rubber sleeve, 15-rubber plug, 16-spacing groove, 17-spacing block, 18-stop ring.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1 and fig. 2, the present invention provides a technical solution: the utility model provides a soil stratified sampling device, including sampling cylinder 1 that one end is the closure form, hollow tube 2 that 1 closed end middle part position fixed connection and sampling cylinder 1 concentric arrangement in sampling cylinder, and two handle 3 of arranging perpendicularly with hollow tube 2 at hollow tube 2 upper end surface symmetry fixed connection, press down behind the gripping handle 3, make sampling cylinder 1 get into in the soil of silt form, the silt form soil extrusion rubber buffer 15 that gets into in sampling cylinder 1 this moment, make rubber buffer 15 rebound in sampling cylinder 1, push-and-pull rod 4 that 15 upper surface middle part position is fixed slides in hollow tube 2, until

rubber buffer

15 and 1 closed end contact of sampling cylinder, accomplish the single sample of silt form soil, press push-and-pull rod 4 and be in 2 outside fixed spacing discs 5 of hollow tube one end, the silt form soil extrusion sampling cylinder 1 in sampling cylinder 1 of rubber buffer 15 at this moment.

Referring to fig. 1 and 3, an inner cylinder 13 with the same inner diameter as the outer diameter of the sampling cylinder 1 is inserted into an outer cylinder 12, two limit blocks 17 fixedly connected to the outer surface of one end of the outer cylinder 12 are slidably mounted in two limit grooves 16 symmetrically formed in the inner surface of the outer cylinder 12 along the length direction of the outer cylinder 12, the lower ends of the limit grooves 16 are closed, the limit blocks 17 are matched with the limit grooves 16 to prevent the inner cylinder 13 and the outer cylinder 12 from being separated from each other in the lifting process, a stop ring 18 with the same inner diameter as the inner diameter of the sampling cylinder 1 is fixedly connected to the lower portion of the inner cylinder 13, the sampling cylinder 1 is inserted into a structure formed by the inner cylinder 13 and the outer cylinder 12, when the sampling cylinder 1 is pressed to enable the sampling cylinder 1 to enter muddy soil, the sampling cylinder 1 drives the inner cylinder 13 to enter the muddy soil together through the stop ring 18, then the muddy soil enters the sampling cylinder 1, when the sampling cylinder 1 is pulled out, the muddy soil enters the sampling cylinder 1, the structure formed by the inner cylinder 13 and the outer cylinder 12 realize supporting of the hole wall of the hole, the prevention of the soil collapse is convenient for further utilizing a channel formed by the inner cylinder 13 and the outer cylinder 12 to increase the coefficient of the rubber sleeve 14, the rubber sleeve is connected to the outer cylinder 12, the rubber sleeve 14, the rubber sleeve is formed by the rubber sleeve 12, and the rubber sleeve 14, after the rubber sleeve 13 is pulled out, the rubber sleeve is attached to the rubber sleeve.

Referring to fig. 1, by fixing a support plate 6 arranged horizontally on the outer surface of the upper end of an outer cylinder 12 and fixing a reinforcing rib arranged obliquely between one side of the lower surface of the support plate 6 close to the outer cylinder 12 and the outer surface of the upper end of the outer cylinder 12, the mechanical strength of the connection between the support plate 6 and the outer cylinder 12 is improved, one end of a straight threaded pipe 8 for processing a second external thread penetrates through a round opening formed on the lower surface of the support plate 6 and then is screwed into a threaded cap 7 until the upper end of the straight threaded pipe 8 contacts with the closed top of the threaded cap 7, the threaded cap 7 is fixedly connected with the support plate 6, so that the connection between the straight threaded pipe 8 and the support plate 6 is completed, the straight threaded pipe 8 is convenient to disassemble and assemble, the straight threaded pipe 8 and the outer cylinder 12 are arranged in parallel after the straight threaded pipe 8 is installed, one end of an inserted rod 9 for processing a first external thread is screwed into the straight threaded pipe 8, and the assembly of the inserted rod 9 and the straight threaded pipe 8 is completed, at the moment, a pointed end 11 fixed at one end of an inserting rod 9 is arranged downwards, the pointed end 11 is fixed on the inserting rod 9, the resistance of the inserting rod 9 inserted into the ground is reduced, the length of the inserting rod 9 in a straight threaded pipe 8 is adjusted at the initial soil sampling end, the length of a supporting structure formed by the inserting rod 9 and the straight threaded pipe 8 meets the length requirement of an outer cylinder 12, the lower end of the inserting rod 9 is inserted into the soil until a supporting plate 10 which is positioned on the upper side of the pointed end 11 and fixed at the lower end of the inserting rod 9 is in contact with the ground, the supporting range of the supporting plate 10 is expanded, when the supporting plate 10 is in contact with the ground, the lower end of the outer cylinder 12 is also in contact with the ground, the supporting of the structure formed by the inner cylinder 13 and the outer cylinder 12 is realized, when the sampling is carried out by using the sampling cylinder 1, the inner cylinder 13 firstly moves downwards, when the lower end of the outer cylinder 12 enters the soil rotating with silt, the straight threaded pipe 8 can be disassembled, and at the silt-shaped soil can realize the supporting of the outer cylinder 12.

Although the present specification describes embodiments, not every embodiment includes only a single embodiment, and such descriptions are provided for clarity, and it is understood that the specification is incorporated herein by reference, and the embodiments described in each embodiment may be combined as appropriate to form other embodiments, which will be apparent to those skilled in the art.

Claims

1. The utility model provides a soil stratified sampling device, includes sampling tube (1) that is used for gathering silt form soil, its characterized in that: sampling tube (1) one end is the closed form, hollow tube (2) that sampling tube (1) blind end middle part position fixedly connected with and sampling tube (1) were arranged with one heart, put push-and-pull rod (4) in hollow tube (2), push-and-pull rod (4) one end extend to in sampling tube (1) and with rubber buffer (15) fixed connection, rubber buffer (15) slidable mounting is in sampling tube (1), push-and-pull rod (4) other end extends to hollow tube (2) outside and fixedly connected with spacing dish (5), sampling tube (1) is inserted in urceolus (12), it has inner tube (13) to have inserted in urceolus (12), inner tube (13) internal diameter is the same with sampling tube (1) external diameter, inner tube (13) are in two stopper (17) of one end external surface fixedly connected with in urceolus (12), stopper (17) slidable mounting is in spacing groove (16), urceolus (12) internal surface symmetry offers two spacing groove (16) that arrange along urceolus (12) length direction, spacing groove (16) lower extreme is the closed form, stopper ring (18) internal diameter is the same with inner diameter, inner tube (18) lower part position (18).

2. A soil stratified sampling apparatus as claimed in claim 1, wherein: the outer surface of the upper end of the hollow pipe (2) is symmetrically and fixedly connected with two handles (3), and the handles (3) are perpendicular to the hollow pipe (2).

3. A soil stratified sampling apparatus as claimed in claim 1, wherein: urceolus (12) upper end external surface fixed connection has support board (6) that the level was arranged, the straight screwed pipe of detachable (8) is installed to one side that urceolus (12) were kept away from to support board (6) lower surface, straight screwed pipe (8) and urceolus (12) parallel arrangement, straight screwed pipe (8) female connection has inserted bar (9) that are arranged in the soil of placeeing, inserted bar (9) lower extreme fixedly connected with tip (11), the one end external surface processing that tip (11) were kept away from in inserted bar (9) has the first external screw thread with straight screwed pipe (8) matched with.

4. A soil stratified sampling apparatus as claimed in claim 3, wherein: the round mouth is formed in the position where the straight threaded pipe (8) is installed on the support plate (6), a threaded cap (7) fixedly connected with the support plate (6) is arranged on the upper side of the round mouth, the upper end of the threaded cap (7) is closed, second external threads matched with the threaded cap (7) are machined on the outer surface of the upper end of the straight threaded pipe (8), and the upper end of the straight threaded pipe (8) penetrates through the round mouth and then is connected into the threaded cap (7) in a threaded mode.

5. A soil stratified sampling apparatus as claimed in claim 3, wherein: the upper side of the pointed end (11) is provided with a supporting disk (10) which is contacted with the ground, and the supporting disk (10) is sleeved at the lower end of the inserted rod (9) and is fixedly connected with the inserted rod (9).

6. A soil stratified sampling apparatus as claimed in claim 3, wherein: and one side of the lower surface of the support plate (6) close to the outer cylinder (12) is fixedly connected with reinforcing ribs which are obliquely arranged, and the other ends of the reinforcing ribs are fixedly connected with the outer cylinder (12).

7. A soil stratified sampling apparatus as claimed in claim 1, wherein: the rubber sleeve (14) is fixedly connected to the lower end of the outer cylinder (12), the rubber sleeve (14) is sleeved on the inner cylinder (13), and the rubber sleeve (14) is attached to the inner cylinder (13).