CN114942170A

CN114942170A - Concretion sample preparation device

Info

Publication number: CN114942170A
Application number: CN202210622852.9A
Authority: CN
Inventors: 严刚; 崔志鹏; 钟萍; 朱纬煦; 石佳颖; 王振祥
Original assignee: 1st Geological Brigade Of Jiangsu Geology And Mineral Resources Bureau
Current assignee: 1st Geological Brigade Of Jiangsu Geology And Mineral Resources Bureau
Priority date: 2022-06-02
Filing date: 2022-06-02
Publication date: 2022-08-26

Abstract

The invention discloses a consolidation sample preparation device which comprises a sample preparation frame, wherein a sample preparation unit is arranged in the sample preparation frame, and a sample cutting unit is arranged on one side of the sample preparation frame; the system appearance unit is installed at system appearance frame top and is compressed tightly the subassembly including fixed mounting in the locating component of system appearance frame bottom, system appearance frame, and locating component is located and compresses tightly the subassembly under. The sample cutting unit is arranged, so that two ends of a sample can be conveniently cut and leveled, the operation is convenient and rapid, and the size is easy to control. The sample pressing device is provided with the positioning assembly and the pressing assembly, so that the positioning can be quickly carried out, the sample can be pressed, the sample preparation is convenient and simple, and the sample preparation efficiency is improved.

Description

Concretion sample preparation device

Technical Field

The invention relates to the field of consolidation samples, in particular to a consolidation sample preparation device.

Background

The soft soil of the flood plain phase is widely distributed in the middle and lower reaches of Yangtze river, and due to the poor engineering property of the soft soil, a plurality of problems are brought to the increasing underground engineering such as rail transit, deep foundation pits and the like in urban construction. The shear strength is used as an important parameter for evaluating the structural stability of the soil body and determining the bearing capacity of the foundation, and has important influence on the safety and the economy of engineering.

In order to simulate engineering practice, in the process of researching consolidation characteristics of the test sample, the soft soil in the flood plain phase is required to be made into the consolidation test sample, but the test sample is basically made by manual operation, the process is complex, and the efficiency is low.

Disclosure of Invention

The present invention aims to provide a consolidated sample preparation device, which aims to solve or improve at least one of the above technical problems.

In order to achieve the purpose, the invention provides the following scheme: the invention provides a consolidation sample preparation device which comprises a sample preparation frame, wherein a sample preparation unit is arranged in the sample preparation frame, and a sample cutting unit is arranged on one side of the sample preparation frame;

the sample preparation unit comprises a positioning component fixedly mounted at the bottom of the sample preparation frame, a pressing component is mounted at the top of the sample preparation frame, and the positioning component is located under the pressing component.

Preferably, the locating component including fixed mounting in system appearance frame bottom base, the circular slot has been seted up to the base top surface, first porous disk has been placed in the circular slot, the cutting ring has been placed on first porous disk top, the intussuseption of cutting ring is filled with the filler, the cutting ring lateral surface with circular slot medial surface sliding contact, the cover of cutting ring top is equipped with the guide cylinder, the internal diameter of guide cylinder with cutting ring internal diameter size is the same, the assembly groove has been seted up to the guide cylinder bottom, the assembly groove with the cutting ring phase-match, slide in the guide cylinder and placed the second porous disk.

Preferably, the compressing assembly penetrates through the pressing rod at the top of the sample preparation frame in a sliding mode, a compressing ring is fixedly mounted at the bottom end of the pressing rod, a locking piece is fixedly mounted at the top end of the sample preparation frame, the locking piece is sleeved on the outside of the pressing rod, a tray is fixedly mounted at the top end of the pressing rod, and a balancing weight is placed on the tray.

Preferably, a base plate is placed above the second permeable plate, an annular groove is formed in the top end of the base plate, and a plurality of permeable holes are formed in the base plate.

Preferably, the sample cutting unit comprises a bidirectional screw rod rotatably installed on the side wall of the sample preparation frame through a bearing seat, the top and the bottom of the bidirectional screw rod are respectively in threaded connection with a sliding block, a scraper is fixedly installed on the sliding block, and a rocker is fixedly installed at the top end of the bidirectional screw rod.

Preferably, a graduated scale is fixedly mounted on the side wall of the sample preparation frame, which is close to the bidirectional screw rod.

Preferably, the retaining member include fixed mounting in the sleeve pipe on system appearance frame top, the depression bar slides and wears to locate the intraduct, a plurality of openings have been seted up to sleeve pipe top circumference, sleeve pipe outside threaded connection has the hand to twist the nut, the hand is twisted nut inner chamber top and is the toper chamber, the top in toper chamber is the path end.

Preferably, the annular has been seted up respectively to cutting ring top and bottom lateral wall, threaded connection has the latch closure on the annular, the cutting ring includes first semi-ring and second semi-ring, first semi-ring with the second semi-ring passes through the connection can be dismantled to the latch closure.

Preferably, slots are formed in two ends of the first half ring, insertion blocks are fixedly mounted at two ends of the second half ring, and the slots are matched with the insertion blocks.

Preferably, the bottom end of the circular groove is provided with a water storage groove, and the diameter of the water storage groove is not larger than that of the cutting ring.

The invention discloses the following technical effects:

the sample cutting unit is arranged, so that two ends of a sample can be conveniently cut and leveled, the operation is convenient and rapid, and the size is easy to control.

The sample pressing device is provided with the positioning assembly and the pressing assembly, so that the positioning can be quickly carried out, the sample can be pressed, the sample preparation is convenient and simple, and the sample preparation efficiency is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a schematic structural diagram of a consolidation sample preparation device;

FIG. 2 is a view showing the disassembled state of the sleeve and the hand nut;

FIG. 3 is a bottom view of the guide cylinder;

FIG. 4 is a schematic structural view of a cutting ring;

FIG. 5 is a schematic view of the installation positions of the slot and the insert block;

FIG. 6 is a schematic structural view of a lift assembly in embodiment 2;

in the figure: 1. preparing a sample rack; 2. a base; 3. a first porous plate; 4. cutting with a ring cutter; 5. a second porous plate; 6. a pressure lever; 7. assembling a groove; 8. a compression ring; 9. a base plate; 10. an annular groove; 11. a tray; 12. a balancing weight; 13. water permeable holes; 14. a bearing seat; 15. a bidirectional screw rod; 16. a slider; 17. a scraper; 18. a rocker; 19. a graduated scale; 20. a sleeve; 21. an opening; 22. screwing the nut by hand; 23. a tapered cavity; 25. a first half ring; 26. a second half ring; 27. a ring groove; 28. looping; 29. a slot; 30. inserting a block; 31. a water storage tank; 32. a filler; 33. a guide cylinder; 34. a first rotating shaft; 35. a second support bar; 36. a rotating rod; 37. a first mounting groove; 38. a second mounting groove; 39. a first slide bar; 40. a second slide bar; 41. a second rotating shaft; 42. a chute; 43. an electric telescopic rod; 44. a first support bar.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.

Example 1

Referring to fig. 1-5, the present embodiment provides a consolidated sample preparation device, including a sample preparation rack 1, a sample preparation unit installed in the sample preparation rack 1, and a sample cutting unit installed on one side of the sample preparation rack 1;

the system appearance unit is installed at 1 top of system appearance frame and is compressed tightly the subassembly including fixed mounting in the locating component of system appearance frame 1 bottom, system appearance frame, and locating component is located and compresses tightly the subassembly under.

Further optimization scheme, locating component includes fixed mounting in 1 bottom base 2 of system appearance frame, the circular slot has been seted up to 2 top surfaces of base, first porous disk 3 has been placed in the circular slot, cutting ring 4 has been placed on 3 tops of first porous disk, the intussuseption of cutting ring 4 is filled with

filler

32, 4 lateral surfaces of cutting ring and circular slot medial surface sliding contact, 4 top covers of cutting ring are equipped with guide cylinder 33, guide cylinder 33's internal diameter is the same with 4 internal diameter sizes of cutting ring, assembly groove 7 has been seted up to guide cylinder 33 bottom, assembly groove 7 and cutting ring 4 phase-matches, sliding placement has second porous disk 5 in guide cylinder 33.

When getting filler 32, scribble vaseline to the 4 inside walls of cutting ring earlier, conveniently the demoulding, then insert the cutting ring 4 on ground, mention cutting ring 4 again, then through the filler 32 of cutting the appearance unit trowelling 4 top and bottom of cutting ring, then put into the circular slot with first porous disk 3, place first porous disk 3 top with cutting ring 4 again, then overlap guide cylinder 33 on cutting ring 4 top, later put into guide cylinder 33 with second porous disk 5, arrange the filler 32 top in, first porous disk 3 and second porous disk 5 are used for deriving the interior moisture of filler 32, second porous disk 5 can extend guide cylinder 33 and the 4 inner chambers of cutting ring and slide simultaneously, be convenient for compress filler 32.

Further optimize scheme, compress tightly the subassembly and wear to locate the depression bar 6 at 1 top of system appearance frame including sliding, 6 bottom fixed mounting of depression bar have

clamp ring

8, and 1 top fixed mounting of system appearance frame has a retaining member, and 6 outsides of depression bar are located to the retaining member cover, and 6 top fixed mounting of depression bar has tray 11, and tray 11 has placed balancing weight 12.

Before 4, with depression bar 6 upwards promotion, then use retaining member locking, avoid clamp ring 8 to influence the installation of ring sword 4, install the ring sword 4 back, relax the retaining member, make 6 landing downwards of depression bar, press 5 tops on the second porous disk until clamp ring 8, then according to the experimental requirement, select the balancing weight 12 of suitable weight, place on tray 11, carry out the sample suppression, reach after the settlement time, take off balancing weight 12, then mention 6 with the depression bar, use retaining member locking, take out ring sword 4.

Further optimization scheme has placed backing plate 9 above second porous disk 5, and ring channel 10 has been seted up on the 9 tops of backing plate, has seted up a plurality of holes 13 of permeating water on the backing plate 9, and backing plate 9 prevents that second porous disk 5 from being crushed, and ring channel 10 is used for fixing a position clamp ring 8.

According to the further optimization scheme, the sample cutting unit comprises a bidirectional screw rod 15 which is rotatably installed on the side wall of the sample preparation frame 1 through a bearing seat 14, the top and the bottom of the bidirectional screw rod 15 are respectively in threaded connection with a sliding block 16, a scraper 17 is fixedly installed on the sliding block 16, and a rocker 18 is fixedly installed at the top end of the bidirectional screw rod 15.

The rocker 18 is rotated to drive the bidirectional screw rod 15 to rotate, so that the sliding blocks 16 move along the bidirectional screw rod 15, the rocker 18 is rotated clockwise, the two sliding blocks 16 are close to each other, the rocker 18 is rotated anticlockwise, the two sliding blocks 16 are far away from each other, and the distance between the two scrapers 17 is adjusted according to the height of the cutting ring 4.

Further optimizing the scheme, a graduated scale 19 is fixedly arranged on the side wall of the sample preparation frame 1 close to the bidirectional screw rod 15. The distance between the two scrapers 17 can be checked through the graduated scale 19, and the scrapers 17 are convenient to adjust.

Further optimize the scheme, the retaining member includes fixed mounting in the sleeve pipe 20 on 1 top of system appearance frame, and inside sleeve pipe 20 was worn to locate in the depression bar 6 slip, a plurality of openings 21 had been seted up to sleeve pipe 20 top circumference, and sleeve pipe 20 outside threaded connection has hand to twist nut 22, and hand is twisted nut 22 inner chamber top and is tapered cavity 23, and tapered cavity 23's top is the path end.

The opening 21 is a vertical long-strip opening, so that the top end of the sleeve 20 separated by the opening 21 can be gathered towards the inner side, the hand-screwed nut 22 moves upwards, the tapered cavity 23 is far away from the top end of the sleeve 20, the sleeve 20 is in a relaxed state, the compression rod 6 can slide up and down in the sleeve 20, the hand-screwed nut 22 moves downwards, the tapered cavity 23 gradually contacts with the top end of the sleeve 20 and presses the sleeve 20 to gather towards the inner side, and the compression rod 6 is clamped so as not to slide up and down in the sleeve 20.

Further optimize the scheme, annular 27 has been seted up respectively to cutting ring 4 top and bottom lateral wall, and threaded connection has a latch closure 28 on the annular 27, and cutting ring 4 includes first semi-ring 25 and second semi-ring 26, and first semi-ring 25 and second semi-ring 26 pass through latch closure 28 detachable connection.

The first half ring 25 and the second half ring 26 form a cylindrical cutting ring 4, the ring fastener 28 is used for fixing the first half ring 25 and the second half ring 26 together, when a sample needs to be taken out, the ring fastener 28 is unscrewed, and then the first half ring 25 and the second half ring 26 are respectively taken down, so that the sample can be taken out.

In a further optimized scheme, slots 29 are formed in two ends of the first half ring 25, insertion blocks 30 are fixedly mounted at two ends of the second half ring 26, and the slots 29 are matched with the insertion blocks 30.

When the first half ring 25 and the second half ring 26 are fixed together, the insertion block 30 is inserted into the insertion slot 29, so that the first half ring 25 and the second half ring 26 are prevented from being dislocated, and difficulty is added to the combination and installation of the first half ring 25 and the second half ring 26.

Further optimize the scheme, the water storage tank 31 has been seted up to the circular slot bottom, and the diameter of water storage tank 31 is not more than the diameter of cutting ring 4. The water storage tank 31 is used for temporarily storing water flowing down from the first water permeable plate 3.

Example 2

Referring to fig. 6, the consolidation sample preparation device of this embodiment is different from embodiment 1 only in that a lifting assembly is installed between the sample preparation rack 1 and the base 2, the lifting assembly includes two first support rods 44 and two second support rods 35, the middle portions of the first support rods 44 and the second support rods 35 are hinged through a rotating rod 36, a first installation groove 37 is formed at the top end of the sample preparation rack 1, a second installation groove 38 is formed at the bottom end of the base 2, a first rotating shaft 34 is fixedly connected to the top ends of the two first support rods 44, a first sliding rod 39 is fixedly connected to the bottom ends of the two first support rods 44, a second sliding rod 40 is fixedly connected to the top ends of the two second support rods 35, a second rotating shaft 41 is fixedly connected to the bottom ends of the two second support rods 35, both ends of the first rotating shaft 34 are rotatably connected to both side walls of the second installation groove 38, both ends of the second rotating shaft 41 are rotatably connected to both side walls of the first installation groove 37, the sliding grooves 42 are respectively formed in two side walls of the first mounting groove 37 and the second mounting groove 38, two ends of the first sliding rod 39 and the second sliding rod 40 are respectively in sliding connection with the sliding grooves 42, the electric telescopic rod 43 is hinged between the bottom end of the first mounting groove 37 and the rotating rod 36, the electric telescopic rod 43 is controlled, the lifting of the base 2 can be achieved, and the base 2 can be lifted up if a short sample needs to be manufactured.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience in describing the present invention, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

The above-described embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements of the technical solutions of the present invention can be made by those skilled in the art without departing from the spirit of the present invention, and the technical solutions of the present invention are within the scope of the present invention defined by the claims.

Claims

1. The utility model provides a consolidation sample system appearance device which characterized in that: the sample preparation device comprises a sample preparation frame (1), wherein a sample preparation unit is arranged in the sample preparation frame (1), and a sample cutting unit is arranged on one side of the sample preparation frame (1);

the sample preparation unit comprises a positioning assembly fixedly installed at the bottom of the sample preparation frame (1), a pressing assembly is installed at the top of the sample preparation frame (1), and the positioning assembly is located under the pressing assembly.

2. The consolidation sample preparation device according to claim 1, wherein: locating component includes fixed mounting in base (2) of system appearance frame (1) bottom, the circular slot has been seted up to base (2) top surface, first porous disk (3) have been placed in the circular slot, cutting ring (4) have been placed on first porous disk (3) top, cutting ring (4) intussuseption is filled with filler (32), cutting ring (4) lateral surface with circular slot medial surface sliding contact, cutting ring (4) top cover is equipped with guide cylinder (33), the internal diameter of guide cylinder (33) with cutting ring (4) internal diameter size is the same, assembly groove (7) have been seted up to guide cylinder (33) bottom, assembly groove (7) with cutting ring (4) external diameter phase-match, sliding placement second porous disk (5) in guide cylinder (33).

3. The consolidation sample preparation device according to claim 2, wherein: compress tightly the subassembly and wear to locate including sliding depression bar (6) at system appearance frame (1) top, depression bar (6) bottom fixed mounting has clamp ring (8), system appearance frame (1) top fixed mounting has the retaining member, the retaining member cover is located depression bar (6) the outside, depression bar (6) top fixed mounting has tray (11), balancing weight (12) have been placed in tray (11).

4. The consolidation sample preparation device according to claim 3, wherein: a base plate (9) is placed above the second water permeable plate (5), an annular groove (10) is formed in the top end of the base plate (9), and a plurality of water permeable holes (13) are formed in the base plate (9).

5. The consolidation sample preparation device according to claim 1, wherein: the sample cutting unit comprises a bidirectional screw rod (15) which is rotatably installed on the side wall of the sample preparation frame (1) through a bearing seat (14), the top and the bottom of the bidirectional screw rod (15) are respectively in threaded connection with a sliding block (16), a scraper (17) is fixedly installed on the sliding block (16), and a rocker (18) is fixedly installed at the top end of the bidirectional screw rod (15).

6. The consolidation sample preparation device according to claim 5, wherein: and a graduated scale (19) is fixedly arranged on the side wall of the sample preparation frame (1) close to the bidirectional screw rod (15).

7. The consolidation sample preparation device according to claim 3, wherein: the retaining member includes fixed mounting in sleeve pipe (20) on system appearance frame (1) top, depression bar (6) slide and wear to locate inside sleeve pipe (20), a plurality of openings (21) have been seted up to sleeve pipe (20) top circumference, sleeve pipe (20) outside threaded connection has hand screwed nut (22), hand screwed nut (22) inner chamber top is toper chamber (23), the top in toper chamber (23) is the path end.

8. The consolidation sample preparation device according to claim 2, wherein: annular (27) have been seted up respectively to cutting ring (4) top and bottom lateral wall, threaded connection has latch closure (28) on annular (27), cutting ring (4) are including first semi-ring (25) and second semi-ring (26), first semi-ring (25) with second semi-ring (26) pass through the connection can be dismantled in latch closure (28).

9. The consolidation sample preparation device according to claim 8, wherein: slots (29) are formed in two ends of the first half ring (25), inserting blocks (30) are fixedly mounted on two ends of the second half ring (26), and the slots (29) are matched with the inserting blocks (30).

10. The consolidation sample preparation device according to claim 2, wherein: the bottom end of the circular groove is provided with a water storage groove (31), and the diameter of the water storage groove (31) is not larger than that of the cutting ring (4).