CN211855892U

CN211855892U - Sand soil profile geotome

Info

Publication number: CN211855892U
Application number: CN202020417053.4U
Authority: CN
Inventors: 葛楠; 王健; 张瑞强; 高天明; 刘虎; 陈潇洋; 阿比亚斯; 苗恒录; 王星天; 白喜亮; 甄超
Original assignee: Institute of Water Resources for Pasteral Area Ministry of Water Resources PRC
Current assignee: Institute of Water Resources for Pasteral Area Ministry of Water Resources PRC
Priority date: 2020-03-27
Filing date: 2020-03-27
Publication date: 2020-11-03
Anticipated expiration: 2030-03-27

Abstract

The utility model relates to a geotome technical field, concretely relates to sand soil profile geotome, this sand soil profile geotome, include: the upper frame plate is transversely arranged, and the lower frame plate is transversely arranged; guide rods and threaded rods which are vertically fixed on the left side and the right side between the upper frame plate and the lower frame plate respectively; and the circular tubular structure for placing the cutting ring is transversely arranged on each cutting ring tool rest. The utility model discloses thereby can place a plurality of cutting rings and take a sample through a plurality of cutting ring knife rests. And the height of each cutting ring tool rest can be adjusted, so that the sampling height can be conveniently adjusted according to the requirement to obtain samples with different heights.

Description

Sand soil profile geotome

Technical Field

The utility model relates to a geotome technical field, concretely relates to sand soil profile geotome.

Background

When soil sampling is carried out in the field test at present, a soil section is still dug, then the traditional cutting ring method is used for sampling soil, the method is suitable for sampling soil in loam and clay areas, but in sandy soil areas, the soil mobility is large, when the soil sampling is carried out in a layering mode, the upper soil is prone to collapse, the soil sampling is doped with other layers of soil, the test result is influenced, and further the test data has errors. When the ring cutting method is used for layering soil sampling of the soil profile, the soil profile needs to be layered and marked, only one layer of soil sample can be sampled at one time, the field working efficiency is low, and the required time is long.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a sand soil profile geotome.

The utility model provides a technical scheme as follows:

a sand soil profile sampler comprising:

the upper frame plate is transversely arranged, and the lower frame plate is transversely arranged;

guide rods and threaded rods which are vertically fixed on the left side and the right side between the upper frame plate and the lower frame plate respectively;

the cutting device comprises at least one cutting ring knife rest transversely arranged between a guide rod and a threaded rod, wherein a first annular structure and a second annular structure are respectively arranged at two ends of each cutting ring knife rest, the first annular structure is sleeved on the guide rod in a sliding mode, the second annular structure is sleeved on the threaded rod in a sliding mode, a lower nut is arranged below each second annular structure, the lower nut is in threaded connection with the threaded rod, and a circular tubular structure for placing a cutting ring is transversely arranged in the middle of each cutting ring knife rest.

Based on above-mentioned technical scheme, thereby can place a plurality of cutting rings through a plurality of cutting ring knife rest and take a sample. And the height of each cutting ring tool rest can be adjusted, so that the sampling height can be conveniently adjusted according to the requirement to obtain samples with different heights.

Furthermore, an upper nut is arranged above each second annular structure and is in threaded connection with the threaded rod.

Based on above-mentioned technical scheme, can carry out spacingly through last nut and lower nut to the cutting ring knife rest.

Furthermore, the upper end face of the lower nut is in compression joint with the lower end face of the second annular structure; and the lower end surface of the upper nut is in compression joint with the upper end surface of the second annular structure.

Based on above-mentioned technical scheme, can fix the cutting ring tool post after spacing through last nut and lower nut.

Further, the guide rod is provided with scales.

Based on above-mentioned technical scheme, the height of adjustment cutting ring knife rest that can be more accurate.

Further, in the front-back direction of the upper frame plate, the distances from the upper end of the guide rod and the upper end of the threaded rod to one end of the upper frame plate are smaller than the distances from the upper end of the guide rod and the upper end of the threaded rod to the other end of the upper frame plate; in the front-back direction of the lower frame plate, the distances from the lower end of the guide rod and the lower end of the threaded rod to one end of the lower frame plate are smaller than the distances from the lower end of the guide rod and the lower end of the threaded rod to the other end of the lower frame plate.

Based on above-mentioned technical scheme, be convenient for on the one hand stable geotome of placing, and let the cutting ring be close soil section. On the other hand, the hard back plate can be vertically placed on the other side of the cutting edge of the cutting ring, so that a plurality of cutting rings can be conveniently driven into the soil profile to be sampled by knocking the back plate.

Specifically, the number of the ring cutter holders is 1 to 5.

The utility model has the advantages that:

the utility model can simultaneously take 1-5 layers of soil samples on the sand soil profile, thereby avoiding the problems of inaccurate test data due to mixing of the soil samples caused by taking the soil samples for many times; the utility model discloses convenient equipment and dismantlement can once get 5 samples on different soil layers at most, have improved field work efficiency greatly, guarantee field work quality.

Drawings

Fig. 1 is a front view of the sand soil profile sampler provided by the present invention.

Fig. 2 is a side view of the sand soil profile sampler provided by the present invention.

FIG. 3 is a schematic sectional view of the structure of a cutting ring.

The various references in figures 1, 2 and 3 are as follows:

1. the cutting ring comprises an upper frame plate, a lower frame plate, a guide rod, a threaded rod, a cutting ring tool rest, a first annular structure, a second annular structure, a circular tubular structure, a lower nut, a circular tubular structure, a threaded rod, a cutting ring tool rest, a threaded rod.

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. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

The present invention will be further described with reference to the accompanying drawings and specific embodiments, but the present invention is not limited thereto.

In a specific embodiment, as shown in fig. 1 and 2, the sand soil profile sampler comprises: an upper frame plate 1 and a lower frame plate 2 which are transversely arranged; the guide rods 3 and the threaded rods 4 are respectively and vertically fixed on the left side and the right side between the upper frame plate 1 and the lower frame plate 2; three cutting ring knife rest 5 of transversely setting between guide arm 3 and threaded rod 4, the both ends of each cutting ring knife rest 5 are provided with first annular structure 501 and second annular structure 502 respectively, first annular structure 501 slides and cup joints on guide arm 3, second annular structure 502 slides and cup joints on threaded rod 4, be provided with a lower nut 6 in the below of each second annular structure 502, lower nut 6 and threaded connection of threaded rod 4, transversely be provided with the pipe form structure 503 of placing the cutting ring in the middle part of each cutting ring knife rest 5. The clearance between the inner ring of the first annular structure 501 and the guide rod 3 can be set tight, and the clearance between the inner ring of the second annular structure 502 and the guide rod 4 can be set tight, so that the deflection of the cutting ring holder 5 can be prevented. Based on this technical scheme, thereby can place a plurality of cutting rings through a plurality of cutting ring knife rest and take a sample. And the height of each cutting ring tool rest can be adjusted, so that the sampling height can be conveniently adjusted according to the requirement to obtain samples with different heights.

In one embodiment, an upper nut 7 is further disposed above each second ring structure 502, and the upper nut 7 is threadedly coupled to the threaded rod 4. Based on this technical scheme, can carry out spacing to the cutting ring knife rest through last nut and lower nut.

In one embodiment, the upper end surface of the lower nut 6 is crimped with the lower end surface of the second annular structure 502; the lower end surface of the upper nut 7 is in press contact with the upper end surface of the second annular structure 502. Based on this technical scheme, can fix the cutting ring tool rest after spacing through last nut and lower nut.

In one embodiment the guide rod 3 is provided with a scale. Based on the technical scheme, the height of the cutting ring tool rest can be adjusted more accurately.

In one embodiment, as shown in fig. 2, the upper ends of the guide rods 3 and the upper ends of the threaded rods 4 are spaced from one end of the upper frame plate 1 by a smaller distance than the other end of the upper frame plate 1 in the front-rear direction of the upper frame plate 1. In addition, in the front-back direction of the lower frame plate 2, the distances from the lower ends of the guide rods 3 and the lower ends of the threaded rods 4 to one end of the lower frame plate 2 are smaller than the distances from the lower ends to the other end of the lower frame plate 2. Based on this technical scheme, be convenient for on the one hand stable geotome of placing, and let the cutting ring be close soil section. On the other hand, the hard back plate can be vertically placed on the other side of the cutting edge of the cutting ring, so that a plurality of cutting rings can be conveniently driven into the soil profile to be sampled by knocking the back plate.

The cutting ring 8 can be a conventional cutting ring, or a cutting ring as shown in fig. 3, which includes a cutting ring body 801, a cutting ring bottom cover 803 and a cutting ring handle 802. The inner diameter of the cover body of the ring cutter handle 802 is slightly larger than the outer diameter of the ring cutter body 801, the outer diameter of the ring cutter bottom cover 803 is slightly smaller than the inner diameter of the ring cutter body 801, and one end of the ring cutter body is provided with an annular cutter edge. When in use, the ring cutter handle 802 is sleeved outside the ring cutter body 801, and the ring cutter body 801 is sleeved outside the ring cutter bottom cover 803. The outer diameter of the ring cutter handle 802 is slightly smaller than the inner diameter of the circular tubular structure 503 so that it can be placed in.

Use the utility model provides a during sand soil profile geotome, adjust the height of each cutting ring knife rest as required earlier, then, place the geotome in front of the soil profile with the direction that threaded rod and guide arm one side are close to the soil profile, then insert in the pipe column structure of each cutting ring knife rest and place cutting ring 8, later just can take a sample in knocking into soil with each cutting ring. In addition, a hard back plate can be vertically arranged behind each cutting ring, and then the cutting rings are conveniently conveyed into soil by knocking the hard back plate. For example, the ring cutter body and the ring cutter bottom cover can be fed into the soil by conveniently squeezing the ring cutter handle by knocking the hard back plate.

The utility model can simultaneously take multilayer soil samples on the sand soil profile, thereby avoiding the problems of inaccurate test data due to mixing of soil samples caused by taking soil samples for many times; the utility model discloses convenient equipment and dismantlement can once get a plurality of samples of different soil layers at most, have improved field work efficiency greatly, guarantee field work quality.

The above is only a preferred embodiment of the present invention, and not intended to limit the scope of the invention, and it should be appreciated by those skilled in the art that various equivalent substitutions and obvious changes made in the specification and drawings should be included within the scope of the present invention.

Claims

1. A sand soil profile geotome, comprising:

an upper frame plate (1) and a lower frame plate (2) which are transversely arranged;

the guide rods (3) and the threaded rods (4) are vertically fixed on the left side and the right side between the upper frame plate (1) and the lower frame plate (2) respectively;

at least one cutting ring knife rest (5) transversely arranged between the guide rod (3) and the threaded rod (4), wherein a first annular structure (501) and a second annular structure (502) are respectively arranged at two ends of each cutting ring knife rest (5), the first annular structure (501) is slidably sleeved on the guide rod (3), the second annular structure (502) is slidably sleeved on the threaded rod (4), a lower nut (6) is arranged below each second annular structure (502), the lower nut (6) is in threaded connection with the threaded rod (4), and a circular tubular structure (503) for placing a cutting ring is transversely arranged in the middle of each cutting ring knife rest (5).

2. The sand soil profile sampler of claim 1, wherein: an upper nut (7) is further arranged above each second annular structure (502), and the upper nuts (7) are in threaded connection with the threaded rods (4).

3. The sand soil profile sampler of claim 2, wherein: the upper end face of the lower nut (6) is in press connection with the lower end face of the second annular structure (502); the lower end face of the upper nut (7) is in press connection with the upper end face of the second annular structure (502).

4. The sand soil profile sampler of claim 1, wherein: the guide rod (3) is provided with scales.

5. The sand soil profile sampler as claimed in any one of claims 1 to 4, wherein:

in the front-back direction of the upper frame plate (1), the distances from the upper end of the guide rod (3) and the upper end of the threaded rod (4) to one end of the upper frame plate (1) are smaller than the distances from the upper end of the guide rod and the upper end of the threaded rod to the other end of the upper frame plate (1);

in the front-back direction of the lower frame plate (2), the distances from the lower end of the guide rod (3) and the lower end of the threaded rod (4) to one end of the lower frame plate (2) are smaller than the distances from the lower end of the guide rod and the lower end of the threaded rod to the other end of the lower frame plate (2).