CN218411715U

CN218411715U - Efficient geotechnical test cutting ring sampling device

Info

Publication number: CN218411715U
Application number: CN202222456453.8U
Authority: CN
Inventors: 周杨; 潘艳; 慈晓; 张飞; 陶冶; 夏遵光; 华叙明; 张元生
Original assignee: Mcc Testing And Certification Anhui Co ltd
Current assignee: Mcc Testing And Certification Anhui Co ltd
Priority date: 2022-09-16
Filing date: 2022-09-16
Publication date: 2023-01-31
Anticipated expiration: 2032-09-16

Abstract

The utility model discloses an efficient geotechnical test cutting ring sampling device, which belongs to a municipal road roadbed quality detection test device, and comprises a cutting ring body, a positioning device and a force transmission cover ring; the positioning device comprises a center cylinder and a bottom plate, the height of the center cylinder is the same as that of the cutting ring body, the center cylinder is matched with the cutting ring body, a positioning hole is formed in the bottom plate, and a positioning pin is arranged in the positioning hole; a bottom convex ring is arranged below the force transmission ring cover, the height of the bottom convex ring is the same as that of the cutting ring body, the size of the bottom convex ring is matched with that of the cutting ring body, and the diameter of the force transmission ring cover is the same as the inner diameter of the central cylinder; the bottom of the bottom convex ring is provided with a sawtooth opening, and the upper end of the ring cutter body is provided with a connecting groove matched with the sawtooth opening; the cutting piece is installed to the bottom of bottom plate, the cutting piece is suitable for fast to the cutting ring body bottom repair soil. The utility model provides a technical problem of convenient location, deburring cutting when cutting ring sample.

Description

Efficient geotechnical test cutting ring sampling device

Technical Field

The utility model belongs to town road subgrade quality detection test device, concretely relates to efficient geotechnical test cutting ring sampling device.

Background

After municipal soil engineering compaction, a ring cutter method is adopted to test the compaction degree, and sampling is carried out at the position of a detection point according to a design drawing and the requirement of detection specifications; at present, a detection person often adopts a cutting ring, a ring cover and a hammer to carry out sampling; because manual operation and the sampling of the more original tool are adopted, on one hand, the detection efficiency is lower, the test is long, on the other hand, the problem of controlling the depth of the cutting ring driven into the soil layer is difficult to solve, and the accuracy of the detection data is influenced. Although two electric modes replace manual hammering in the prior art, the popularization is not high; reference CN201920265871.4 is a cutting ring sampler for completely sampling from soil, which is designed, but how to position and install the cutting ring sampler needs to be solved, and the prior art has less trimming processing on the bottom, and most of the samplers are manually cut by a soil trimming knife.

Disclosure of Invention

In order to solve the technical problems, the inventor finds the technical scheme of the utility model through practice and summary, and the utility model discloses an efficient geotechnical test cutting ring sampling device, which comprises a cutting ring body, a positioning device and a force transmission cover ring; the positioning device comprises a center cylinder and a bottom plate, the height of the center cylinder is the same as that of the cutting ring body, the center cylinder is matched with the cutting ring body, a positioning hole is formed in the bottom plate, and a positioning pin is arranged in the positioning hole; a bottom convex ring is arranged below the force transmission ring cover, the height of the bottom convex ring is the same as that of the cutting ring body, the size of the bottom convex ring is matched with that of the cutting ring body, and the diameter of the force transmission ring cover is the same as the inner diameter of the central cylinder;

the bottom of the bottom convex ring is provided with a sawtooth opening, and the upper end of the ring cutter body is provided with a connecting groove matched with the sawtooth opening;

the cutting piece is installed to the bottom of bottom plate, the cutting piece is suitable for fast to the cutting ring body bottom repair soil.

In further technical scheme, demountable installation has the reference column on the section of thick bamboo of center, be provided with the constant head tank in the section of thick bamboo of center, the cutting ring body includes interior section of thick bamboo and two ears section of thick bamboos, the bottom of interior section of thick bamboo portion is provided with the chamfer groove and is suitable for convenient the inserting into soil, the external diameter of reference column and the internal diameter looks adaptation of two ears section of thick bamboos.

In a further technical scheme, the positioning grooves and the positioning columns are respectively provided with two groups which are arranged in a crossed manner.

In a further technical scheme, the upper end of the force transmission ring cover, which is positioned on the positioning column, is provided with a connecting hole, and the connecting hole is suitable for the positioning column to penetrate through when the force transmission ring cover extrudes the ring cutter body.

In a further technical scheme, a guide groove is arranged outside the inner cylinder part, and the guide groove is a single-side groove suitable for being abutted to the two-ear cylinder.

In a further technical scheme, the cutting part comprises a bottom groove, the bottom groove is communicated with the inner box of the central cylinder, a sliding knife board is installed in the bottom groove, and the sliding knife board is suitable for cutting the bottom of the central cylinder.

In a further technical scheme, a reset cavity is arranged in the bottom groove, a fixed plate and a bearing spring are arranged in the reset cavity, a short shaft and a pulling plate are arranged at one end of the sliding cutter plate, the pulling plate is installed outside the bottom plate, the short shaft penetrates through the reset cavity and is provided with the bearing spring, one end of the bearing spring is fixedly connected with the fixed plate, the other end of the bearing spring is fixedly connected with the inner wall of the reset cavity, and the pulling plate pushes and extrudes the bearing spring which is suitable for driving the fixed plate to extrude and push the sliding cutter plate to move.

In a further technical scheme, the annular cutter body has an inner diameter of 6-8 cm, a height of 2-5.4 cm and a wall thickness of 1.5-2 mm.

Compared with the prior art, the utility model discloses can obtain following technological effect:

1. compared with the prior art, set up two earrings section of thick bamboo for convenient when taking out in cutting ring body pressure feeding soil material for being cubic, need artificial the cutting of carrying out the clearance of surface through repairing the native sword for the most, can comparatively obviously and easily clear up through passing power ring lid pressing down ring cutter body rear surface salient ring cutter body, reverse through two earrings section of thick bamboo insert reference column clearance soil material all around, still leave bottom soil material, among the rethread puts into positioner, cutting member clearance bottom soil material through the bottom, reach the subjective judgement that does not lead to for purely manual, influence the testing result.

2. Compared with the prior art, the utility model, the setting of cockscomb structure is for convenient installation and prevent the convenient hammering of circumferential rotation.

3. The utility model relates to a bottom cutting spare comes convenient bottom to cut, at first cuts through the reference column through circumference, cuts through the bottom slip cutting board in back.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is an installation schematic diagram of embodiment 1 of the present invention;

fig. 2 is a front sectional view of embodiment 1 of the present invention;

FIG. 3 is a structural view of the cutting ring body of the present invention;

FIG. 4 is a structural view of the force transmission ring cover of the present invention;

FIG. 5 is a structural diagram of the positioning device of the present invention;

fig. 6 is a structure view of the cutting ring body in embodiment 2 of the present invention;

fig. 7 is a schematic structural view of a double-ear cylinder at one side of the cutting ring body in embodiment 2 of the present invention;

fig. 8 is a front sectional view of embodiment 3 of the present invention;

fig. 9 is an enlarged view of a portion a of fig. 8.

In the figure: 1. a ring cutter body; 2. a positioning device; 3. a force transfer ring cover; 11. a connecting groove; 12. an inner cylinder part; 13. two ear tubes; 14. a guide groove; 21. a central barrel; 22. a base plate; 23. positioning pins; 24. a positioning column; 25. positioning a groove; 26. a bottom groove; 27. sliding the knife board; 28. a fixing plate; 29. a load bearing spring; 210. a minor axis; 211. pulling the movable plate; 31. a bottom convex ring; 32. and (4) a sawtooth opening.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

The application of the principles of the present invention will be further described with reference to the accompanying drawings and specific embodiments.

Example 1:

referring to fig. 1 to 5, in order to illustrate an embodiment of the present invention, an efficient geotechnical test cutting ring sampling device includes a cutting ring body 1, a positioning device 2 and a force transmission cover ring 3; the positioning device 2 comprises a central cylinder 21 and a bottom plate 22, the central cylinder 21 and the annular cutter body 1 are same in height and matched, a positioning hole is formed in the bottom plate 22, and a positioning pin 23 is installed in the positioning hole; a bottom convex ring 31 is arranged below the force transmission ring cover 3, the height of the bottom convex ring 31 is the same as that of the cutting ring body 1, the size of the bottom convex ring is matched with that of the cutting ring body 1, and the diameter of the force transmission ring cover 3 is the same as the inner diameter of the central cylinder 21;

as shown in fig. 3 and 4, the bottom of the bottom convex ring 31 is provided with a sawtooth opening 32, and the upper end of the ring cutter body 1 is provided with a connecting groove 11 matched with the sawtooth opening 32;

the bottom of the bottom plate 22 is provided with a cutting piece, and the cutting piece is suitable for quickly repairing soil at the bottom of the cutting ring body 1.

Example 2

Referring to fig. 5, 6 and 7, for the utility model discloses an implementation scheme, on example 1's basis, it is shown with reference to fig. 5 that demountable installation has reference column 24 on the section of thick bamboo 21 of center, be provided with constant head tank 25 in the section of thick bamboo 21 of center, ring cutter body 1 includes interior section of thick bamboo 12 and a binaural 13, the bottom of interior section of thick bamboo 12 is provided with the chamfer groove and is suitable for convenient the inserting into soil, the external diameter of reference column 24 and binaural 13's internal diameter looks adaptation.

Set up two ear section of thick bamboo 13 for being cubic when convenient taking out in the cutting ring body 1 pressure earth material, mostly need artificial through repairing the native sword and carry out the surface cleaning cutting, the outstanding ring cutter body 1 in the surperficial meeting of ring cutter body 1 is comparatively obvious and easy clearance behind the ring cutter body of 3 pressure down through biography power ring lids, it clears up earth material all around to reverse insert reference column 24 through two ear section of thick bamboo 13, still leave bottom earth material, in positioner 2 is put into to the rethread, cutting member clearance bottom earth material through the bottom, reach the subjective judgement that does not lead to for purely manual, influence the testing result. And the bottom of the positioning device 2 is provided with a gauze for convenient bottom blanking in the further soil sample taking-out process.

The positioning grooves 25 and the positioning columns 24 are respectively provided with two groups and are arranged in a crossed manner.

The upper end of the force transmission ring cover 3, which is positioned on the positioning column 24, is provided with a connecting hole, and the connecting hole is suitable for the positioning column 24 to penetrate through when the force transmission ring cover 3 extrudes the ring cutter body 1. The guide groove 14 is arranged outside the inner tube part 12, and the guide groove 14 is a one-side groove suitable for abutting against the two ear tubes 13.

Example 3

Referring to fig. 8 and 9, in an embodiment of the present invention, on the basis of example 2, the cutting member includes a bottom groove 26, the bottom groove 26 is communicated with the inner box of the central cylinder 21, a sliding knife plate 27 is installed in the bottom groove 26, and the sliding knife plate 27 is adapted to cut the bottom of the central cylinder 21.

In a further technical scheme, a reset cavity is arranged in the bottom groove 26, a fixed plate 28 and a bearing spring 29 are arranged in the reset cavity, a short shaft 210 and a pull plate 211 are arranged at one end of the sliding knife plate 27, the pull plate 211 is mounted outside the bottom plate 22, the short shaft 210 penetrates through the reset cavity, the bearing spring 29 is mounted on the short shaft 210, one end of the bearing spring 29 is fixedly connected with the fixed plate 28, the other end of the bearing spring 29 is fixedly connected with the inner wall of the reset cavity, and the pull plate 211 pushes and extrudes the bearing spring 29 on the fixed plate 28 and pushes the sliding knife plate 27 to move.

In a further technical scheme, the annular cutter body 1 has an inner diameter of 6-8 cm, a height of 2-5.4 cm and a wall thickness of 1.5-2 mm.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides an efficient geotechnical test cutting ring sampling device which characterized in that: comprises a circular cutter body (1), a positioning device (2) and a force transmission circular cover (3); the positioning device (2) comprises a central cylinder (21) and a bottom plate (22), the central cylinder (21) and the cutting ring body (1) are same in height and matched, a positioning hole is formed in the bottom plate (22), and a positioning pin (23) is installed in the positioning hole; a bottom convex ring (31) is arranged below the force transmission ring cover (3), the bottom convex ring (31) has the same height as the cutting ring body (1) and is matched with the cutting ring body (1) in size, and the diameter of the force transmission ring cover (3) is the same as the inner diameter of the central cylinder (21);

the bottom of the bottom convex ring (31) is provided with a sawtooth opening (32), and the upper end of the ring cutter body (1) is provided with a connecting groove (11) matched with the sawtooth opening (32);

the cutting piece is installed to the bottom of bottom plate (22), the cutting piece is suitable for fast to repair soil to cutting ring body (1) bottom.

2. The efficient earth-working test cutting ring sampling device according to claim 1, wherein: a positioning column (24) is detachably mounted on the center cylinder (21), a positioning groove (25) is formed in the center cylinder (21), the annular cutter body (1) comprises an inner cylinder portion (12) and two lug cylinders (13), a chamfer groove is formed in the bottom of the inner cylinder portion (12) and is suitable for being conveniently inserted into soil, and the outer diameter of the positioning column (24) is matched with the inner diameter of the two lug cylinders (13).

3. The efficient geotechnical test cutting ring sampling device according to claim 2, wherein: the positioning grooves (25) and the positioning columns (24) are respectively provided with two groups and are arranged in a cross mode.

4. The efficient geotechnical test cutting ring sampling device according to claim 2, wherein: the force transmission ring cover (3) is provided with a connecting hole at the upper end of the positioning column (24), and the connecting hole is suitable for the positioning column (24) to penetrate through when the force transmission ring cover (3) extrudes the ring cutter body (1).

5. The efficient earth-working test cutting ring sampling device according to claim 1, wherein: a guide groove (14) is arranged outside the inner tube part (12), and the guide groove (14) is a single-side groove suitable for being abutted against the two ear tubes (13).

6. The efficient earth-working test cutting ring sampling device according to claim 1, wherein: the cutting piece comprises a bottom groove (26), the bottom groove (26) is communicated with an inner box of the central cylinder (21), a sliding knife board (27) is installed in the bottom groove (26), and the sliding knife board (27) is suitable for cutting the bottom of the central cylinder (21).

7. The efficient geotechnical test cutting ring sampling device according to claim 6, wherein: the utility model provides a portable knife cutting machine, including bottom groove (26), be provided with the chamber that resets in the bottom groove (26), be provided with fixed plate (28) and carrier spring (29) in the chamber that resets, the one end of slip cutting board (27) is provided with minor axis (210) and pull board (211), pull board (211) are installed in the outside of bottom plate (22), minor axis (210) pass the intracavity that resets and install carrier spring (29) on minor axis (210), the one end and fixed plate (28) fixed connection of carrier spring (29), the other end and the chamber inner wall fixed connection that resets of carrier spring (29), pull board (211) promote the extrusion and be suitable for driving carrier spring (29) extrusion on fixed plate (28) and promote slip cutting board (27) and remove.

8. A high efficiency soil testing cutting ring sampling device according to any one of claims 1-7, wherein: the annular cutter body (1) has an inner diameter of 6-8 cm, a height of 2-5.4 cm and a wall thickness of 1.5-2 mm.