A cutter for preparing remolded soil at a specific angle

Abstract

The present invention discloses a soil cutting device for preparing a remolded soil at a specific angle. The soil sample fixing device includes a wooden board and a rotating shaft. A first horizontal groove and a first vertical groove are provided on one side surface of the box body, and a second horizontal groove and a second vertical groove are provided on the other side surface of the box body. The wooden board is located inside the box body. The wooden board is of a cuboid structure. A handwheel is fixed at one end of the rotating shaft, and the other end of the rotating shaft passes through the first horizontal groove, the wooden board and the second horizontal groove. A plurality of rubber strips are arranged on the surface of the wooden board, and two protective plates are arranged on the wooden board. Among them, the soil sample is located on the wooden board and between the two protective plates. The wire saw device includes a wire, a circular steel bar and a U-shaped handle. Among them, both ends of the wire are fixed to the circular steel bar, and the middle part of the wire passes through the first vertical groove and the second vertical groove, and the middle part of the wire is in contact with the soil sample. This soil cutting device can cut the soil sample into a specific angle without causing changes in quality and moisture content.

Description

Technical Field

[0001] The invention belongs to the technical field of preparing remolded soil in laboratories, and relates to a soil cutter for preparing remolded soil at a specific angle. Background Art

[0002] In geotechnical engineering laboratories, tests on remolded soil samples are often carried out. Most of the current patents are for the treatment of undisturbed soil.

[0003] Currently, in laboratories, for preparing remolded soil at an angle, generally two soil samples are prepared, and then cut into soil samples at a specific angle through a mold, and then glued together for testing. During this process, changes such as quality loss and moisture content change will occur. Summary of the Invention

[0004] The purpose of the invention is to overcome the above-mentioned disadvantages of the prior art, and provides a soil cutter for preparing remolded soil at a specific angle. The soil cutter can cut the soil sample into a specific angle without causing changes in quality and moisture content.

[0005] To achieve the above purpose, the soil cutter for preparing remolded soil at a specific angle of the invention includes a wire saw device, a box body and a soil sample fixing device. Among them, the soil sample fixing device includes a wooden board and a rotating shaft;

[0006] A first horizontal groove and a first vertical groove are arranged on one side surface of the box body, and a second horizontal groove and a second vertical groove are arranged on the other side surface of the box body;

[0007] The wooden board is located inside the box body. The wooden board is of a cuboid structure. A handwheel is fixed at one end of the rotating shaft, and the other end of the rotating shaft passes through the first horizontal groove, the wooden board and the second horizontal groove. A plurality of rubber strips are arranged on the surface of the wooden board, and two guard plates are arranged on the wooden board. Among them, the soil sample is located on the wooden board and between the two guard plates;

[0008] The wire saw device includes a wire, an annular steel bar and a U-shaped handle. Among them, both ends of the wire are fixed on the annular steel bar, and the middle part of the wire passes through the first vertical groove and the second vertical groove, and the middle part of the wire is in contact with the soil sample.

[0009] It further includes a soil sample making device. Among them, the soil sample making device includes an outer sleeve ring and an inner sleeve ring located inside the outer sleeve ring. The inner sleeve ring includes an upper mold and a lower mold which are distributed in sequence from top to bottom.

[0010] It further includes a dial fixed on the rotating shaft and a heavy object suspended in cooperation with the dial.

[0011] The guard plate is fixed on the wooden board by screws.

[0012] Four first nuts are sleeved on the rotating shaft. Among them, two first nuts are located on both sides of one side surface of the box body, and two first nuts are located on both sides of the other side surface of the box body.

[0013] The box body includes side plates and an upper cover plate. Among them, the upper cover plate is fixed to the side plates by second nuts and second bolts.

[0014] Scale lines are provided on both the first horizontal groove and the second horizontal groove.

[0015] A rubber gasket is provided between the first nut and the side wall of the box body.

[0016] A U-shaped handle is provided on the annular steel bar.

[0017] The present invention has the following beneficial effects:

[0018] When the soil cutter for preparing a specific angle of remolded soil according to the present invention is specifically operated, the soil sample is placed on a wooden board. Among them, the wooden board is located inside the box body, avoiding changes in the quality and moisture content of the soil sample. At the same time, during cutting, the cutting direction is adjusted by the rotation and movement of the rotating shaft. After the adjustment is completed, cutting is performed through a steel wire, so as to cut the soil sample into a specific angle. The operation is convenient and simple, reducing the cutting error under normal conditions. Description of the Drawings

[0019] Figure 1 It is a top view of the soil sample preparation device - collar in the present invention;

[0020] Figure 2 It is a schematic diagram of the 0-degree mold of the soil sample preparation device in the present invention;

[0021] Figure 3 It is a schematic diagram of the 15-degree mold of the soil sample preparation device in the present invention;

[0022] Figure 4 It is a schematic diagram of the 30-degree mold of the soil sample preparation device in the present invention;

[0023] Figure 5 It is a schematic diagram of the 45-degree mold of the soil sample preparation device in the present invention;

[0024] Figure 6 It is a schematic diagram of the 60-degree mold of the soil sample preparation device in the present invention;

[0025] Figure 7 It is a schematic diagram of the 90-degree collar of the soil sample preparation device in the present invention;

[0026] Figure 8 It is a schematic diagram of the 90-degree mold of the soil sample preparation device in the present invention;

[0027] Figure 9 It is a front view of the soil cutter in the present invention;

[0028] Figure 10 It is the top view of the soil cutter in the present invention;

[0029] Figure 11 It is the side view of the soil cutter in the present invention;

[0030] Figure 12 It is the sectional view of the soil cutter in the present invention in the 1-1 direction;

[0031] Figure 13 It is the partial view of the wire saw in the present invention;

[0032] Figure 14 It is the schematic diagram of the soil cutter - guard plate 20 in the present invention;

[0033] Figure 15 It is the schematic diagram of the soil cutter - when fixed at 30 degrees in the present invention;

[0034] Figure 16 It is the schematic diagram of the soil cutter - when fixed at 60 degrees in the present invention.

[0035] Among them, 1 is the outer sleeve ring, 2 is the upper die of the 0-degree inner sleeve ring, 3 is the lower die of the 0-degree inner sleeve ring, 4 is the soil sample, 5 is the upper die of the 15-degree inner sleeve ring, 6 is the lower die of the 15-degree inner sleeve ring, 7 is the upper die of the 30-degree inner sleeve ring, 8 is the lower die of the 30-degree inner sleeve ring, 9 is the upper die of the 45-degree inner sleeve ring, 10 is the lower die of the 45-degree inner sleeve ring, 11 is the upper die of the 60-degree inner sleeve ring, 12 is the lower die of the 60-degree inner sleeve ring, 13 is the 90-degree outer sleeve ring, 14 is the right die of the 90-degree inner sleeve ring, 15 is the left die of the 90-degree inner sleeve ring, 16 is the dial, 17 is the handwheel, 18 is scale 18, 19 is the heavy object, 20 is the guard plate, 21 is the rubber strip, 22 is the rotating shaft, 23 is the rubber gasket, 24 is the upper cover plate, 25 is the first nut, 26 is the second nut, 27 is the second bolt, 28 is the screw, 29 is the wooden board, 30 is the card slot, 31 is the side plate, 32 is the steel bar, 33 is the U-shaped handle, 34 is the steel wire. Detailed implementation method

[0036] The following further describes the present invention in detail with reference to the accompanying drawings:

[0037] The soil cutter for preparing remolded soil at a specific angle according to the present invention includes a wire saw device, a box body and a soil sample fixing device. Among them, the soil sample fixing device includes a wooden board 29 and a rotating shaft 22; a first horizontal groove and a first vertical groove are provided on one side surface of the box body, and a second horizontal groove and a second vertical groove are provided on the other side surface of the box body; the wooden board 29 is located inside the box body, the wooden board 29 is of a cuboid structure, a hand wheel 17 is fixed at one end of the rotating shaft 22, the other end of the rotating shaft 22 passes through the first horizontal groove, the wooden board 29 and the second horizontal groove, several rubber strips 21 are provided on the surface of the wooden board 29, and two protective plates 20 are provided on the wooden board 29. Among them, the soil sample is located on the wooden board 29 and between the two protective plates 20; the wire saw device includes a wire 34, an annular steel bar 32 and a U-shaped handle 33. Among them, both ends of the wire 34 are fixed on the annular steel bar 32, the middle part of the wire 34 passes through the first vertical groove and the second vertical groove, and the middle part of the wire 34 is in contact with the soil sample.

[0038] The present invention further includes a soil sample preparation device. Among them, the soil sample preparation device includes an outer sleeve ring 1 and an inner sleeve ring located inside the outer sleeve ring 1. Among them, the inner sleeve ring includes an upper mold and a lower mold which are distributed in sequence from top to bottom.

[0039] The present invention further includes a dial 16 fixed on the rotating shaft 22 and a heavy object 19 which is matched with the dial 16 and is suspended.

[0040] Furthermore, the protective plate 20 is fixed on the wooden board 29 by screws 28.

[0041] Furthermore, four first nuts 25 are sleeved on the rotating shaft 22. Among them, two first nuts 25 are located on both sides of one side surface of the box body, and two first nuts 25 are located on both sides of the other side surface of the box body.

[0042] Furthermore, the box body includes a side plate 31 and an upper cover plate 24. Among them, the upper cover plate 24 is fixed on the side plate 31 by a second nut 26 and a second bolt 27.

[0043] Furthermore, scale lines are provided on both the first horizontal groove and the second horizontal groove.

[0044] Furthermore, a rubber gasket 23 is provided between the first nut 25 and the side wall of the box body.

[0045] Furthermore, a U-shaped handle 33 is provided on the annular steel bar 32.

[0046] Specifically, the soil sample preparation device is divided into a soil sample preparation device - 0-degree mold, a soil sample preparation device - 15-degree mold, a soil sample preparation device - 30-degree mold, a soil sample preparation device - 45-degree mold, a soil sample preparation device - 60-degree mold and a soil sample device - 90-degree mold.

[0047] There is a 5-mm-wide gap between the upper mold and the lower mold, and the protrusion of the outer sleeve ring 1 is connected to the gap to form an integral body, facilitating the making of the soil sample 4 and soil shaving.

[0048] The material of the box body is tempered glass. The widths of the first horizontal groove and the second water groove are 1 cm, and the lengths are 13 cm. Scale lines 18 are marked on the horizontal grooves, which are 0 degrees, 15 degrees, 30 degrees, 45 degrees, 60 degrees, and 90 degrees respectively. This is for horizontal adjustment after rotating the soil sample 4, so that the gap left by the soil sample 4 always remains in the vertical direction, facilitating cutting.

[0049] The wooden board 29 is a cuboid with dimensions of 130 mm * 72 mm * 10 mm, and the material of the rotating shaft 22 is 8-mm steel bar.

[0050] The rotating shaft 22 is a threaded steel bar that penetrates the entire wooden board 29. A dial 16 is fixed on the shaft in the front of the device. Each scale is 15 degrees. When the rotating shaft 22 rotates, it drives the dial 16 to rotate. The heavy object 19 is suspended in front of the dial 16 and can always maintain the vertical direction to control the rotation angle, and at the same time is rotated through the handwheel 17.

[0051] Two rubber strips 21 are arranged on the wooden board 29 to prevent the soil sample 4 from sliding during cutting. The guard plate 20 is screwed into the wooden board 29 through the screw 28, and the soil sample 4 is fixed by the guard plates 20 on both sides. Two guard plates 20 are used for 0 to 60 degrees. Among them, only one guard plate 20 is used on the lower side at 90 degrees.

[0052] Example 1

[0053] Reference Figure 1 、 Figure 4 、 Figure 14 And Figure 15 In this example, the cutting angle is 30°. The specific operation process is as follows: 1) According to the original equipment in the laboratory, install the upper mold and the lower mold, and then place the outer sleeve ring 1 so that the outer sleeve ring 1 just fits into the gap between the upper mold and the lower mold, making the inner sleeve ring and the outer sleeve ring 1 form an integral body. Then brush paraffin, make the soil sample 4 and remove the outer sleeve ring 1; 2) Place the soil sample 4 on the wooden board 29, fix the guard plate 20 on the wooden board 29 through the screw 28, move the rotating shaft 22 to the position where the scale line 18 on the first horizontal groove and the second horizontal groove is 30 degrees, turn the handwheel 17 to reach 30 degrees on the dial 16, and tighten the first nut 25 to fix the whole device; 3) Put the steel wire 34 into the first vertical groove and the second vertical groove, screw on the upper cover plate 24, and cut the soil sample 4 through the steel wire 34.

[0054] Example 2

[0055] Reference Figure 1 、 Figure 6 、 Figure 14 AndFigure 16 , the cutting angle of this embodiment is 60°, and the specific process is as follows: 1) According to the original equipment in the laboratory, install the upper mold and the lower mold, then place the outer sleeve ring 1 so that the outer sleeve ring 1 just fits into the gap between the upper mold and the lower mold, making the inner sleeve ring and the outer sleeve ring 1 form a whole, then brush paraffin, make the soil sample 4 and then remove the outer sleeve ring 1; 2) Place the soil sample 4 on the wooden board 29, fix the guard plate 20 on the wooden board 29 through the screw 28, move the rotating shaft 22 to the position where the scale line 18 on the first horizontal groove and the second horizontal groove is 60 degrees, turn the handwheel 17 to reach 60 degrees on the dial 16, and tighten the first nuts 25 before and after to fix the whole device; 3) Put the steel wire 34 into the first vertical groove and the second vertical groove, screw on the upper cover plate 24, and cut the soil sample 4 through the steel wire 34.

[0056] Embodiment III

[0057] Reference Figure 7 、 Figure 8 and Figure 14 , the cutting angle of this embodiment is 90°, and the specific process is as follows: 1) According to the original equipment in the laboratory, install the upper mold and the lower mold, then place the outer sleeve ring 1, wherein the outer sleeve ring 1 just fits into the gap between the upper mold and the lower mold, making the inner sleeve ring and the outer sleeve ring 1 form a whole, brush paraffin, make the soil sample 4 and then remove the outer sleeve ring 1; 2) Place the soil sample 4 on the wooden board 29, fix the guard plate 20 on the wooden board 29 through the screw 28, move the rotating shaft 22 to the position where the scale line 18 on the first horizontal groove and the second horizontal groove is 90 degrees, turn the handwheel 17 to reach 90 degrees on the dial 16, and tighten the first nuts 25 before and after to fix the whole device; 3) Put the steel wire 34 into the first vertical groove and the second vertical groove, screw on the upper cover plate 24, and cut the soil sample 4 through the steel wire 34.

Claims

1. A cutter for preparing remolded soil at a specific angle, Characterized in that, It includes a wire saw device, a box body and a soil sample fixing device. Among them, the soil sample fixing device includes a wooden board (29) and a rotating shaft (22); A first horizontal groove and a first vertical groove are provided on one side of the box body, and a second horizontal groove and a second vertical groove are provided on the other side of the box body; The wooden board (29) is located inside the box body. The wooden board (29) is of a cuboid structure. A handwheel (17) is fixed at one end of the rotating shaft (22). The other end of the rotating shaft (22) passes through the first horizontal groove, the wooden board (29) and the second horizontal groove. A number of rubber strips (21) are provided on the surface of the wooden board (29). Two guard plates (20) are provided on the wooden board (29). Among them, the soil sample (4) is located on the wooden board (29), and the soil sample (4) is located between the two guard plates (20); The wire saw device includes a wire (34), a ring-shaped steel bar (32) and a U-shaped handle (33). Among them, both ends of the wire (34) are fixed to the ring-shaped steel bar (32). The middle part of the wire (34) passes through the first vertical groove and the second vertical groove, and the middle part of the wire (34) is in contact with the soil sample (4); It also includes a soil sample preparation device. Among them, the soil sample preparation device includes an outer sleeve ring (1) and an inner sleeve ring located inside the outer sleeve ring (1). Among them, the inner sleeve ring includes an upper mold and a lower mold distributed in sequence from top to bottom; It also includes a dial (16) fixed on the rotating shaft (22) and a heavy object (19) suspended in cooperation with the dial (16); The guard plate (20) is fixed to the wooden board (29) by screws (28); Four first nuts (25) are sleeved on the rotating shaft (22). Among them, two first nuts (25) are located on both sides of one side of the box body, and two first nuts (25) are located on both sides of the other side of the box body; The box body includes a side plate (31) and an upper cover plate (24). Among them, the upper cover plate (24) is fixed to the side plate (31) by a second nut (26) and a second bolt (27).

2. The cutter for preparing remolded soil at a specific angle according to claim 1, Characterized in that, A rubber gasket (23) is provided between the first nut (25) and the side wall of the box body.

3. The cutter for preparing remolded soil at a specific angle according to claim 1, Characterized in that, Scale lines are provided on both the first horizontal groove and the second horizontal groove.

4. The cutter for preparing remolded soil at a specific angle according to claim 1, Characterized in that, A U-shaped handle (33) is provided on the ring-shaped steel bar (32).

Images