CN217586578U

CN217586578U - Improved convenient soil sample cutting device

Info

Publication number: CN217586578U
Application number: CN202221696620.XU
Authority: CN
Inventors: 郑博文; 张景伟
Original assignee: Zhengzhou University
Current assignee: Zhengzhou University
Priority date: 2022-07-04
Filing date: 2022-07-04
Publication date: 2022-10-14
Anticipated expiration: 2032-07-04

Abstract

The utility model discloses an improved convenient soil sample cutting device, which comprises a base plate, wherein a lower nail plate is arranged on the base plate in a rotating and horizontal manner, a bracket is arranged on the base plate, a guide through hole in the vertical direction is arranged on the bracket, and a guide rod is arranged in the guide through hole; the lower end of the guide rod is rotatably and horizontally provided with an upper nail disc, the support is connected with two upper sliding chutes, the two upper sliding chutes are respectively positioned at the left side and the right side of the upper nail disc, the base plate is provided with two lower sliding chutes, the two lower sliding chutes are respectively positioned under the two upper sliding chutes, the outer walls of the upper sliding chutes and/or the lower sliding chutes are provided with horizontal length scales, vertical rods are arranged in the upper sliding chutes and the lower sliding chutes in a sliding manner, cutting slotted holes are formed in the vertical rods along the height direction of the vertical rods, cutting handles are arranged in the cutting slotted holes of the two vertical rods, and cutting steel wires are arranged between the two cutting handles; the utility model discloses can cut the soil sample on the direction of height of soil sample, obtain the soil sample of required height, control cutting accuracy that can also be accurate.

Description

Improved convenient soil sample cutting device

Technical Field

The utility model relates to a geotechnical test auxiliary assembly field specifically is a convenient cutting soil sample device of modified.

Background

The purpose of the geotechnical test is to determine the basic properties of soil, provide accurate parameters meeting the actual conditions for engineering design and construction, sample the soil sample before testing, and cut the soil sample so as to obtain the soil sample meeting the test conditions. When cutting a soil sample, the conventional soil cutting device fixes the soil sample between the upper disc and the lower disc, then uses the wire saw or the soil cutting knife to cut the soil sample, and easily disturbs the soil body in the cutting process by using the wire saw and the soil cutting knife, so that the test result is influenced, and even the soil sample can be damaged. Meanwhile, the cutting process is slow, the accuracy is not easy to grasp, and the proficiency service capability of operators is highly required, so that the operation efficiency is low, and the sample preparation success rate is low. Therefore, it is necessary to design a soil sample cutting device which can reduce disturbance, is convenient to operate and can improve efficiency and success rate.

Chinese utility model patent application No. CN201822041352.8 discloses a triaxial sample soil cutter, which comprises a lifting rod, a backing plate, an upper base plate, a support column, an upper disc, a metal column, an iron wire, a fixing pin, a rolling bearing, a lower disc, a left gear, a right gear, a hand lever and a lower base plate; the upper base plate, the support columns and the lower base plate form a fixing device; the rolling bearing, the left gear, the right gear and the hand lever form a transmission device; the lifting rod, the base plate, the upper disc, the fixing needle and the lower disc form a soil sample restraint device; the metal column and the iron wire form a soil cutting device. Compared with the conventional manual wire saw and cutter soil sample cutting device, the triaxial sample soil cutter has the advantages of simple structure, simplicity and convenience in operation, uniformity in cutting, difficulty in disturbing soil during cutting and the like, greatly improves the accuracy of soil cutting, and improves the working efficiency and the working quality.

However, the triaxial sample soil cutter cannot cut a soil sample in the height direction of the soil sample, and is not suitable for precisely cutting a non-cylindrical soil sample, which is yet to be further improved.

Disclosure of Invention

An object of the utility model is to provide a convenient cutting soil sample device of modified aims at improving current soil cutter and can not cut the soil sample in the direction of height of soil sample, is not also applicable to the problem of the non-cylindrical soil sample of accurate cutting.

The utility model discloses a realize like this: an improved convenient soil sample cutting device comprises a base plate, wherein a lower nail plate is rotatably and horizontally arranged on the base plate, a support is arranged on the base plate, a guide through hole in the vertical direction is formed in the support, a guide rod is arranged in the guide through hole, and a fixing structure for fixing the guide rod is arranged on the support; the lower end of the guide rod is rotatably and horizontally provided with an upper nail plate, and the lower nail plate and the upper nail plate share the same central axis; the support is connected with two upper sliding chutes which are respectively positioned at the left side and the right side of the upper nail plate, and the length directions of the two upper sliding chutes are both along the front-back direction; be provided with two lower spouts on the bed plate, two lower spouts are located two respectively and go up the spout under, it is provided with the horizontal length scale on the outer wall of spout and/or lower spout to go up, it is provided with the pole setting with sliding down in the spout to go up the spout, be provided with the cutting slotted hole along its direction of height in the pole setting, install the cutting handle in the cutting slotted hole of two pole settings, be provided with the cutting steel wire between two cutting handles.

The fixing structure comprises a sleeve and a fixing bolt, the sleeve is arranged on the support, the guide rod penetrates through the sleeve, a threaded through hole leading to the interior of the sleeve is formed in the sleeve, and the fixing bolt is installed in the threaded through hole.

And a threaded hole is formed in the wall of the upper end rod of the guide rod, and a stop rod is installed in the threaded hole.

The upright rod is of a cylindrical rod structure, and the upper end and the lower end of the upright rod are respectively provided with a sliding block structure matched with the sliding groove structures of the upper sliding groove and the lower sliding groove.

Go up the spout and all be the channel-section steel form with the gliding groove, be provided with the screw thread mounting hole on the tank wall at spout both ends and/or on the tank wall at gliding groove both ends, install stop bolt in the screw thread mounting hole.

The lower nail plate is connected with the base plate through the lower rotary plate, the upper nail plate is connected with the lower end of the guide rod through the upper rotary plate, the upper rotary plate is provided with an anti-rotation bolt, the anti-rotation bolt is screwed up, the upper rotary plate can be fixed through the anti-rotation bolt, and the upper rotary plate is prevented from rotating.

The support includes vertical section, segmental arc and horizontal segment, the segmental arc is used for connecting vertical section and horizontal segment, the vertical setting in the rear end of bed plate of vertical section of support, the horizontal segment of support sets up directly over the nail dish down, the direction through-hole that sets up on the support is located the horizontal segment of support, be provided with vertical length scale on the vertical section of support.

Two go up the spout respectively be connected with a connecting rod, the both ends of connecting rod are fixed with the horizontal segment of last spout and support respectively and are linked to each other.

The cutting groove hole is the rectangle through-hole structure, the cutting handle includes rectangular block portion and handle portion, rectangular block portion can slide from top to bottom in the cutting groove hole, the one end of rectangular block portion links to each other with the cutting steel wire, and the other end is provided with screw rod portion, be provided with the screw thread shrinkage pool with screw rod portion looks adaptation on the handle portion, handle portion links to each other with screw rod portion screw thread.

Has the positive and beneficial effects that: 1. the utility model discloses can cut the soil sample on the direction of height of soil sample, obtain the soil sample of required height, control cutting accuracy that can also be accurate. 2. The unique design of support makes the utility model discloses great cutting operation space has for cutting operation is more convenient. 3. The utility model discloses a cutting wire cuts soil sample, can effectively reduce the disturbance to soil sample, has improved system appearance efficiency and system appearance success rate.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is an enlarged view of area A of FIG. 1;

fig. 3 is a side view of the present invention;

fig. 4 is a schematic view of the connection structure of the guide bar and the fixing structure thereof;

fig. 5 is a schematic view of the connection structure of the cutting handle and the cutting wire of the present invention.

In the figure, the following steps are carried out: 1. a base plate; 2. a support; 3. a guide bar; 4. horizontal length scales; 5. a nail feeding disc; 6. an upper chute; 7. a lower chute; 8. erecting a rod; 801. cutting a slotted hole; 9. a cutting handle; 901. a rectangular block portion; 902. a handle portion; 903. a screw section; 10. cutting a steel wire; 11. a sleeve; 12. fixing the bolt; 13. a gear lever; 14. a limit bolt; 15. an anti-rotation bolt; 16. vertical length scales; 17. a connecting rod; 18. and (5) a nail plate is arranged.

Detailed Description

The following further description is made with reference to the accompanying drawings and specific examples:

as shown in fig. 1, 3 and 4, an improved convenient soil sample cutting device comprises a base plate 1, a bracket 2, a guide rod 3, an upper nail plate 5, a lower nail plate 18, an upper chute 6, a lower chute 7, an upright rod 8 and a cutting structure. The lower nail plate 18 is horizontally arranged, a lower rotating plate is arranged on the lower side of the lower nail plate 18, and the lower nail plate 18 is rotationally connected with the base plate 1 through the lower rotating plate. Support 2 includes vertical section, segmental arc and horizontal segment, and the segmental arc is used for connecting vertical section and horizontal segment, and the vertical setting in the rear end of bed plate 1 of vertical section of support 2 is provided with vertical length scale 16 on the vertical section of support 2. This kind of unique design of support 2 makes the utility model discloses great cutting operation space has for cutting operation is more convenient. The horizontal section of the bracket 2 is arranged right above the lower nail plate 18. The horizontal section of the bracket 2 is provided with a guide through hole in the vertical direction, a sleeve 11 is arranged at the guide through hole, the guide rod 3 passes through the guide through hole and the sleeve 11, a threaded through hole leading to the inside of the sleeve 11 is arranged on the sleeve 11, and a fixing bolt 12 is arranged in the threaded through hole. The sleeve 11 and the fixing bolt 12 constitute a fixing structure for fixing the guide rod 3, and the guide rod 3 is fixed by tightening the fixing bolt 12. The fixing bolt 12 is unscrewed, and the guide rod 3 can slide up and down. The upper side of the upper nail plate 5 is provided with an upper rotating plate, the upper nail plate 5 is connected with the lower end of the guide rod 3 through the upper rotating plate in a rotating mode, the upper nail plate 5 is also horizontally arranged, and the lower nail plate 18, the lower rotating plate, the upper rotating plate and the upper nail plate 5 share the central axis. The upper rotary disc is provided with an anti-rotation bolt 15, the upper rotary disc can be fixed by screwing the anti-rotation bolt 15, the upper rotary disc is prevented from rotating, and the upper nail disc 5 is prevented from rotating. The upper end rod wall of the guide rod 3 is provided with a threaded hole, a stop rod 13 is installed in the threaded hole, and the stop rod 13 can prevent the guide rod 3 from falling off from the guide through hole.

As shown in fig. 1, 2 and 3, the length direction of the horizontal section of the bracket 2 is the front-back direction, the left side and the right side of the horizontal section of the bracket 2 are respectively connected with an upper chute 6 through a connecting rod 17, the upper chute 6 is horizontally arranged, the length direction is along the front-back direction, and the two upper chutes 6 are respectively positioned at the left side and the right side of the upper nail plate 5. Two lower sliding grooves 7 are arranged on the base plate 1, the two lower sliding grooves 7 are respectively positioned under the two upper sliding grooves 6, and the lower sliding grooves 7 are also horizontally arranged and have the length direction along the front-back direction. Go up spout 6 and lower spout 7 and all be the channel-section steel form, all be provided with horizontal length scale 4 on the outer wall of last spout 6 and lower spout 7. The pole setting 8 is cylindrical pole structure, and the upper end and the lower extreme of pole setting 8 are provided with respectively with the inside groove size assorted rectangular block structure of last spout 6 and lower spout 7, and the rectangular block of 8 upper ends of pole setting is arranged in last spout 6, and the rectangular block of 8 lower extremes of pole setting is arranged in lower spout 7, and pole setting 8 can slide along last spout 6 and lower spout 7. Be provided with the screw thread mounting hole on the roof wall at last spout 6 both ends and on the wall of the groove wall at lower spout 7 both ends, install spacing bolt 14 in the screw thread mounting hole, spacing bolt 14 is used for spacing pole setting 8, prevents that pole setting 8 from deviating from by in last spout 6 and the lower spout 7. The vertical rod 8 is provided with a cutting slot hole 801 along the height direction thereof, and the cutting slot hole 801 is of a rectangular through hole structure.

As shown in fig. 1 and 5, the cutting structure includes two cutting handles 9 and one cutting wire 10. The cutting handle 9 comprises a rectangular block 901 and a handle portion 902, the size of the rectangular block 901 matches with that of the cutting slot hole 801, the rectangular blocks of the two cutting handles 9 are respectively arranged in the cutting slot holes 801 of the two vertical rods 8, and the rectangular block 901 can slide up and down in the cutting slot holes 801. One end of the rectangular block 901 is connected with the cutting steel wire 10, the other end is provided with a screw 903, a threaded concave hole matched with the screw 903 is formed in the handle 902, and the screw 903 is screwed into the handle 902. The handle portion 902 is twisted to adjust the tightness of the cutting wire 10.

The utility model discloses a theory of operation: and placing the soil sample to be cut on the lower nail plate 18, loosening the fixing bolt 12, pressing the upper nail plate 5 on the upper end of the soil sample, and tightening the fixing bolt 12. After the soil sample is rotated to a proper cutting position, the anti-rotation bolt 15 is screwed to fix the upper turntable and the upper nail plate 5, so that the soil sample can be completely fixed. The cutting handle 9 slides up and down, and the cutting handle 9 can drive the cutting steel wire 10 to cut the soil sample. Because the outer walls of the upper chute 6 and the lower chute 7 are provided with the horizontal length scales 4, the cutting precision can be accurately controlled. After one cutting is finished, the anti-rotation bolt 15 is loosened, the anti-rotation bolt 15 is screwed after the soil sample is rotated to the next position needing to be cut, and then the cutting of the soil sample can be continued through the cutting handle 9 and the cutting steel wire 10. And the process is circulated until the cutting is finished. Because the soil sample is cut by the cutting steel wire 10, the disturbance to the soil sample can be effectively reduced, and the sample preparation efficiency and the sample preparation success rate are improved. When the soil sample is too high and needs to be cut off, the height of the cutting steel wire 10 is adjusted by the vertical length scales 16 arranged on the vertical section of the ruler or the support 2, and the vertical rod 8 is slowly moved along the upper chute 6 and the lower chute 7 after the adjustment is finished, so that the soil sample can be cut off to obtain the soil sample with the required height.

To sum up, the utility model discloses can cut the soil sample on the direction of height of soil sample, obtain the soil sample of required height, control cutting accuracy that can also be accurate. The unique design of support 2 makes the utility model discloses great cutting operation space has for cutting operation is more convenient. The utility model discloses a cutting steel wire 10 cuts soil sample, can effectively reduce the disturbance to soil sample, has improved system appearance efficiency and system appearance success rate.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An improved convenient soil sample cutting device comprises a base plate (1) and is characterized in that a lower nail plate (18) is rotatably and horizontally arranged on the base plate (1), a support (2) is arranged on the base plate (1), a guide through hole in the vertical direction is formed in the support (2), a guide rod (3) is arranged in the guide through hole, and a fixing structure for fixing the guide rod (3) is arranged on the support (2); the lower end of the guide rod (3) is rotatably and horizontally provided with an upper nail disc (5), and the lower nail disc (18) and the upper nail disc (5) share the same central axis; the support (2) is connected with two upper chutes (6), the two upper chutes (6) are respectively positioned at the left side and the right side of the upper nail plate (5), and the length directions of the two upper chutes (6) are both along the front-back direction; be provided with two lower spout (7) on bed plate (1), spout (7) are located two respectively and go up under spout (6) under two, go up and be provided with horizontal length scale (4) on the outer wall of spout (6) and/or lower spout (7), it is provided with pole setting (8) to go up to slide in spout (6) and lower spout (7), be provided with cutting slotted hole (801) along its direction of height on pole setting (8), install cutting handle (9) in cutting slotted hole (801) of two pole settings (8), be provided with cutting steel wire (10) between two cutting handle (9).

2. An improved convenient soil sample cutting device according to claim 1, wherein said fixing structure comprises a sleeve (11) and a fixing bolt (12), said sleeve (11) is arranged on the bracket (2), said guide rod (3) passes through the sleeve (11), said sleeve (11) is provided with a threaded through hole leading into the pipe, and said fixing bolt (12) is mounted in the threaded through hole.

3. An improved convenient soil sample cutting device according to claim 2, wherein the wall of the upper end rod of the guide rod (3) is provided with a threaded hole, and a stop rod (13) is arranged in the threaded hole.

4. The improved convenient soil sample cutting device is characterized in that the vertical rod (8) is of a cylindrical rod structure, and the upper end and the lower end of the vertical rod are respectively provided with a sliding block structure matched with the sliding groove structures of the upper sliding groove (6) and the lower sliding groove (7).

5. The improved convenient soil sample cutting device is characterized in that the upper sliding chute (6) and the lower sliding chute (7) are in a channel steel shape, threaded mounting holes are formed in the top wall of the upper sliding chute (6) at two ends and/or the bottom wall of the lower sliding chute (7) at two ends, and limiting bolts (14) are mounted in the threaded mounting holes.

6. The improved convenient soil sample cutting device is characterized in that the lower nail plate (18) is connected with the base plate (1) through the lower rotary plate, the upper nail plate (5) is connected with the lower end of the guide rod (3) through the upper rotary plate, the upper rotary plate is provided with an anti-rotation bolt (15), and the upper rotary plate can be fixed by tightening the anti-rotation bolt (15) to prevent the upper rotary plate from rotating.

7. The improved convenient soil sample cutting device according to any one of claims 1 to 6, wherein the bracket (2) comprises a vertical section, an arc section and a horizontal section, the arc section is used for connecting the vertical section and the horizontal section, the vertical section of the bracket (2) is vertically arranged at the rear end of the base plate (1), the horizontal section of the bracket (2) is arranged right above the lower nail plate (18), the guide through hole arranged on the bracket (2) is positioned on the horizontal section of the bracket (2), and the vertical section of the bracket (2) is provided with a vertical length scale (16).

8. The improved convenient soil sample cutting device is characterized in that two upper chutes (6) are respectively connected with a connecting rod (17), and two ends of the connecting rod (17) are respectively fixedly connected with the upper chutes (6) and the horizontal section of the bracket (2).

9. An improved convenient soil sample cutting device according to any one of claims 1 to 6, wherein the cutting slot (801) is a rectangular through hole structure, the cutting handle (9) comprises a rectangular block part (901) and a handle part (902), the rectangular block part (901) can slide up and down in the cutting slot (801), one end of the rectangular block part (901) is connected with the cutting steel wire (10), the other end of the rectangular block part is provided with a screw rod part (903), the handle part (902) is provided with a threaded concave hole matched with the screw rod part (903), and the handle part (902) is in threaded connection with the screw rod part (903).