CN214584200U - Soil taking device for manually taking shallow undisturbed soil - Google Patents

Abstract

The utility model discloses a device that fetches earth for artifical shallow original state soil of taking belongs to and takes original state soil technical field. The utility model provides a device that fetches earth for artifical shallow original state soil of taking, includes the loop bar, the inside cover of loop bar is equipped with the ejector pin, the ejector pin top surface has set firmly the regulating block, the ejector pin bottom surface has set firmly the ejector pad, the outside cover of loop bar lower extreme is equipped with the gravity hammer, the welding of loop bar bottom surface has the upper cover, loop type gas collecting tank has been seted up to upper cover inner wall top surface edge, the inside bleeder vent of having seted up of upper cover, the upper cover downside is equipped with sleeve A, sleeve A upper end external diameter has set firmly the screw thread, sleeve A lower extreme internal diameter has been seted up, sleeve A downside is equipped with sleeve B, sleeve B upper end external diameter has seted up the external screw thread, sleeve A all is equipped with the cutting ring with sleeve B inside. The utility model discloses a sleeve A and sleeve B screw-thread fit for the cutting ring that is located sleeve B conveniently takes out, has improved the dismantlement efficiency of cutting ring.

Description

Soil taking device for manually taking shallow undisturbed soil

Technical Field

The utility model relates to an adopt original state soil technical field, more specifically say, relate to an earth taking device that is used for manual work to take shallow original state soil.

Background

When the quality of various cushion layer foundations and filling soil foundations is detected, the standard provides that the compaction coefficient is detected by adopting layered tracking sampling, and the compaction quality is evaluated. In practice, because construction machinery is different, often meet the individual layer and roll the unequal condition of thickness, when plain soil or lime soil bed course individual layer compaction thickness exceeded 0.3m, it is on the one hand time-consuming and laboursome to excavate the sample with the manual work, and on the other hand to the wholeness destruction of bed course big, and the whole that adopts at present is single cutting ring sample, does not reserve the section, and is great to the disturbance of soil sample, and the probability of once only successfully sampling is extremely low. In view of this, we propose a soil sampling device for manually sampling shallow undisturbed soil.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

An object of the utility model is to provide a device of fetching earth that is used for the manual work to take shallow original state soil to solve the problem that proposes in the above-mentioned background art.

2. Technical scheme

A soil sampling device for manually taking shallow undisturbed soil comprises a loop bar, wherein thread teeth are arranged inside the upper end of the loop bar, a rubber sleeve is sleeved outside the upper end of the loop bar, a push rod is sleeved inside the loop bar, a screw groove is formed in the upper part of the push rod, a regulating block is fixedly arranged on the top surface of the push rod, a push block is fixedly arranged on the bottom surface of the push rod, the push block is in a conical structure, a plurality of air grooves are formed in the top surface of the push block in an annular equidistant structure, a gravity hammer is sleeved outside the lower end of the loop bar, the section of the gravity hammer is in a T-shaped structure, a rubber sleeve is sleeved outside the upper end of the gravity hammer, a loop cover is welded on the bottom surface of the loop bar, a thread groove is formed in the inner diameter of the lower end of the loop cover, a ring-shaped groove is formed in the edge of the top surface of the inner wall of the loop cover, air holes are formed in the position, opposite to the right side of the ring-shaped groove, a cone-shaped groove is formed in the loop cover, the utility model discloses a cutting tool, including upper end, sleeve A, sleeve B, sleeve A, external screw thread, sleeve B, cutting ring, cutting ring, cutting ring, cutting ring.

Preferably, the thread groove is in threaded engagement with the thread tooth.

Preferably, the outer diameter of the push block is the same as the inner diameter of the sleeve A, and the push block is in sliding fit with the sleeve A.

Preferably, the thread is threadedly engaged with the thread groove.

Preferably, the external thread is threadedly engaged with the internal thread.

Preferably, the cutting ring is in sliding fit with both the sleeve A and the sleeve B.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

1. the utility model discloses all be equipped with the cutting ring inside sleeve A and sleeve B, through installing two cutting rings simultaneously, reserved the deficient soil section, easy operation is swift, has reduced the disturbance of soil sample, has guaranteed the quality of borrowing. And the portable gasoline drilling machine is matched with the portable gasoline drilling machine, so that an undisturbed soil sample with the layering thickness within the maximum depth of 1.2m can be easily and quickly taken.

2. The utility model discloses a sleeve A and sleeve B screw-thread fit for the cutting ring that is located sleeve B conveniently takes out, add in the loop bar and establish the ejector pin, the ejector pin lower extreme sets firmly the ejector pad, promote the ejector pad through the ejector pin, the ejector pad can be ejecting with the cutting ring that is located sleeve A, make things convenient for the dismantlement of cutting ring, be equipped with the gravity hammer at the outside cover of loop bar in addition, can imbed sleeve A and sleeve B hammering through the gravity hammer in the soil, make sleeve A and sleeve B inlay atress more even in the soil, make things convenient for the soil sample to gather.

Drawings

Fig. 1 is a left side schematic view of the overall structure of the present invention;

fig. 2 is a schematic diagram of the overall structure of the present invention;

FIG. 3 is an internal view of the loop bar structure of the present invention;

FIG. 4 is a schematic view of the interior of the sleeve structure of the present invention;

FIG. 5 is an enlarged schematic view of the structure at the position A of the present invention;

the reference numbers in the figures illustrate: 1. a loop bar; 2. a top rod; 3. a gravity hammer; 4. covering; 5. a sleeve A; 6. a sleeve B; 7. cutting with a ring cutter; 101. thread teeth; 201. a screw groove; 202. a push block; 203. an air tank; 401. a thread groove; 402. an annular gas collecting tank; 501. a thread; 502. an internal thread; 601. and (4) external threads.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-5, the present invention provides a technical solution:

a soil sampling device for manually taking shallow undisturbed soil comprises a loop bar 1, wherein the inside of the upper end of the loop bar 1 is provided with a thread tooth 101, the outside of the upper end of the loop bar 1 is sleeved with a rubber sleeve, the inside of the loop bar 1 is sleeved with a top rod 2, the upper part of the top rod 2 is provided with a thread groove 201, the top surface of the top rod 2 is fixedly provided with a regulating block, the bottom surface of the top rod 2 is fixedly provided with a push block 202, the push block 202 is in a conical structure, the push block 202 is convenient to fit into the conical groove arranged in the middle of the inside of an annular gas collecting groove 402, so that the position of the push block 202 does not deviate, the top surface of the push block 202 is in an annular equidistant structure and is provided with a plurality of gas grooves 203, when sampling is carried out, gas in soil is scattered through the gas grooves 203, the outside of the lower end of the loop bar 1 is sleeved with a gravity hammer 3, the section of the gravity hammer 3 is in a T-shaped structure, the outside of the upper end of the gravity hammer 3 is sleeved with a rubber sleeve, the bottom surface of the loop bar 1 is welded with a loop cover 4, the inner diameter of the lower end of the loop bar is provided with a thread groove 401, annular gas collecting channel 402 has been seted up to inner wall top surface edge of upper shield 4, the bleeder vent has been seted up to the position on the inside for annular gas collecting channel 402 right side of upper shield 4, inside the gas eduction gear of being convenient for, conical groove has been seted up in the middle of annular gas collecting channel 402 is inside, upper shield 4 downside is equipped with sleeve A5, sleeve A5 upper end external diameter has set firmly screw thread 501, internal thread 502 has been seted up to sleeve A5 lower extreme internal diameter, sleeve A5 downside is equipped with sleeve B6, sleeve B6 upper end external diameter has seted up external screw thread 601, sleeve B6 lower extreme is colluding type structure, be convenient for fix the bottom surface of cutting ring 7, when avoiding the device to break away from in the soil, sleeve B6 inner cutting ring 7 drops, influence the sample soil and detect, sleeve A5 all is equipped with cutting ring 7 with sleeve B6 is inside.

Specifically, the thread groove 201 is in threaded fit with the thread teeth 101, so that the push rod 2 can push the push block 202 to move.

Further, the outer diameter of the push block 202 is the same as the inner diameter of the sleeve a5, and the push block 202 is in sliding fit with the sleeve a5, so that the push block 202 pushes the cutting ring 7 in the sleeve a5 to move.

Still further, the threads 501 threadably engage the thread groove 401 to facilitate installation of the sleeve a 5.

Further, the external thread 601 is in threaded fit with the internal thread 502, so that the ring cutter 7 in the sleeve B6 can be conveniently taken out.

In addition, the cutting ring 7 is in sliding fit with the sleeve A5 and the sleeve B6, so that the cutting ring 7 is convenient to mount.

The working principle is as follows: when the device is used for sampling shallow undisturbed soil, firstly, the ejector rod 2 is in threaded fit with the thread teeth 101 in the sleeve rod 1 through the thread groove 201, so that the ejector rod 2 drives the push block 202 to move upwards, then the sleeve A5 is in threaded fit and threaded fixed with the sleeve B6, then two cutting rings 7 are placed into the device from the upper end of the sleeve A5, because the lower end of the sleeve B6 is in a hook-shaped structure, the bottom surface of the cutting ring 7 can be limited and fixed, then the sleeve A5 is in threaded fit with the sleeve cover 4 through the thread 501 and the thread groove 401, the sleeve A5 is in threaded fixed on the sleeve cover 4, then the lower end of the sleeve B6 is tightly attached to the surface of the shallow undisturbed soil, the sleeve cover 4 is repeatedly hammered through the gravity hammer 3 sleeved outside the sleeve rod 1, so that the sleeve A5 and the sleeve B6 on the lower side of the sleeve cover 4 are embedded into the soil, after sampling is finished, the device is placed upside down, the sleeve B6 is rotated, the sleeve B6 is separated from the sleeve A5, and the lower part of the cutting ring 7 on the outer side is exposed, the circular knife 7 positioned on the upper side is taken manually, the device needs to be vertically aligned again, and if the circular knife 7 does not automatically fall off in the sleeve A5, the ejector rod 2 can be rotated, so that the ejector rod 2 drives the push block 202 to eject the circular knife 7 out of the sleeve A5.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (6)

1. The utility model provides a device that fetches earth for artifical shallow undisturbed soil of taking, includes loop bar (1), its characterized in that: the improved pneumatic hammer is characterized in that a thread (101) is arranged inside the upper end of the loop bar (1), a rubber sleeve is sleeved outside the upper end of the loop bar (1), a push rod (2) is sleeved inside the loop bar (1), a thread groove (201) is formed in the upper portion of the push rod (2), a regulating block is fixedly arranged on the top surface of the push rod (2), a push block (202) is fixedly arranged on the bottom surface of the push rod (2), the push block (202) is of a conical structure, the top surface of the push block (202) is of an annular equidistant structure and provided with a plurality of air grooves (203), a gravity hammer (3) is sleeved outside the lower end of the loop bar (1), the section of the gravity hammer (3) is of a T-shaped structure, a rubber sleeve is sleeved outside the upper end of the gravity hammer (3), a loop cover (4) is welded on the bottom surface of the loop bar (1), a thread groove (401) is formed in the inner diameter of the lower end of the loop cover (4), an annular air collecting groove (402) is formed in the edge of the top surface of the inner wall of the loop cover (4), the gas-permeable hole is formed in the inner portion of the cover cap (4) relative to the position on the right side of the annular gas collecting groove (402), the conical groove is formed in the middle of the inner portion of the annular gas collecting groove (402), the sleeve A (5) is arranged on the lower side of the cover cap (4), threads (501) are fixedly arranged on the outer diameter of the upper end of the sleeve A (5), internal threads (502) are formed in the inner diameter of the lower end of the sleeve A (5), a sleeve B (6) is arranged on the lower side of the sleeve A (5), external threads (601) are formed in the outer diameter of the upper end of the sleeve B (6), the lower end of the sleeve B (6) is of a hook-shaped structure, and the annular cutter (7) is arranged inside the sleeve A (5) and the sleeve B (6).

2. The soil sampling device for manually sampling shallow undisturbed soil as claimed in claim 1, wherein: the thread groove (201) is in threaded fit with the thread tooth (101).

3. The soil sampling device for manually sampling shallow undisturbed soil as claimed in claim 1, wherein: the outer diameter of the push block (202) is the same as the inner diameter of the sleeve A (5), and the push block (202) is in sliding fit with the sleeve A (5).

4. The soil sampling device for manually sampling shallow undisturbed soil as claimed in claim 1, wherein: the thread (501) is in threaded fit with the thread groove (401).

5. The soil sampling device for manually sampling shallow undisturbed soil as claimed in claim 1, wherein: the external thread (601) is in threaded fit with the internal thread (502).

6. The soil sampling device for manually sampling shallow undisturbed soil as claimed in claim 1, wherein: the cutting ring (7) is in sliding fit with the sleeve A (5) and the sleeve B (6).

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