Geological coring device

Abstract

The utility model provides a geological coring device which comprises a base, a punching mechanism is hinged to the upper portion of the base and comprises a fixing frame, an air cylinder is fixedly connected into the fixing frame, a transverse plate is installed on an extending rod of the air cylinder, a motor is fixedly connected to the bottom of the transverse plate, and a drill bit is fixedly connected to the output end of the motor. An angle adjusting mechanism for adjusting the angle of the punching mechanism is further hinged to the upper portion of the base and comprises a hollow column, a rotating shaft inserted into the hollow column is arranged on the hollow column, a driving wheel is arranged on the rotating shaft inserted into the hollow column, the left side of the driving wheel is meshed with a driven wheel, the driven wheel is sleeved with a lead screw, and the right side of the lead screw is in threaded connection with an adjusting column. The other side of the adjusting column is hinged to the fixing frame, a locking mechanism is further arranged on the rotating shaft, and the angle locking mechanism is arranged on the angle adjusting mechanism, so that the problem that the angle of the angle adjusting mechanism is easy to change under the action of external force during punching is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to geological exploration technical field especially is concerned with a geological coring device. BACKGROUND

[0002] Geological exploration needs to sample soil, and can only study soil. A general soil sampling uses a drilling coring device.

[0003] The utility model patent CN212340698U discloses a drilling coring device for geological exploration, which adjusts the angle of drilling by rotating the handle. However, the patent may encounter resistance from geological layers during drilling, and the set angle may be easily offset by the resistance. SUMMARY

[0004] The utility model provides a geological coring device, which solves the problem of easy angle adjustment device offset when stressed during drilling.

[0005] To solve the above technical problems, the utility model provides a geological coring device, which comprises a base, a perforating mechanism hingedly arranged above the base, a fixing frame, a cylinder fixedly connected in the fixing frame, a horizontal plate installed on the extension rod of the cylinder, a motor fixedly connected at the bottom of the horizontal plate, a drill bit fixedly connected to the output end of the motor, an angle adjusting mechanism hingedly arranged above the base to adjust the angle of the perforating mechanism, a hollow column, a rotating shaft inserted into the hollow column, a driving wheel arranged on the rotating shaft inserted into the hollow column, a lead screw sleeved on the driving wheel, an adjusting column threadedly connected to the right side of the lead screw, the other side of the adjusting column hingedly connected to the fixing frame, and a locking mechanism arranged on the rotating shaft.

[0006] In the preferred scheme, the locking mechanism comprises a locking ring arranged on the hollow column and a clamping rod hingedly arranged on the rotating shaft. The clamping rod can be clamped into the locking ring to prevent the rotating shaft from rotating.

[0007] In the preferred scheme, a plurality of clamping grooves are uniformly arranged on the locking ring, and the size of the clamping rod matches the clamping grooves. When the clamping rod is clamped into the clamping grooves, the lower surface of the clamping rod is parallel to the upper surface of the clamping grooves.

[0008] In the preferred scheme, a recess is arranged on the rotating shaft, hinging holes are arranged on both sides of the recess, and a matching hole is arranged on the clamping rod. The rotating shaft and the clamping rod are connected by a shaft installed in the hinging holes.

[0009] In the preferred scheme, a handle is arranged above the rotating shaft.

[0010] In the preferred scheme, the hollow column is provided with an inner cavity, the inner cavity is circular, a circular protrusion is arranged on the outer surface of the adjusting column, and the size of the protrusion matches the inner cavity.

[0011] In a preferred embodiment, sliders are provided on both sides of the horizontal plate, and guide rails matching the sliders are provided inside the fixed frame.

[0012] The beneficial effects of this utility model are: because this utility model is equipped with a geological core sampling device, by setting an angle locking mechanism on the angle adjustment mechanism, the problem of the angle adjustment mechanism being easily changed by external force during drilling is avoided. Attached Figure Description

[0013] The present invention will be further described below with reference to the accompanying drawings and embodiments:

[0014] Figure 1 This is a side view of the overall structure of an embodiment of the present utility model;

[0015] Figure 2 This is a cross-sectional view of the hollow column according to an embodiment of the present invention;

[0016] Figure 3 This is a side view of the locking structure according to an embodiment of the present invention;

[0017] Figure 4 This is a top view of the locking structure according to an embodiment of the present invention;

[0018] Figure 5 This is a structural diagram of the internal structure of the fixing frame in an embodiment of this utility model.

[0019] Reference numerals: 1. Base; 2. Hollow column; 21. Inner cavity; 3. Rotating shaft; 31. Groove; 32. Hinge hole; 4. Driving wheel; 5. Driven wheel; 6. Lead screw; 7. Adjusting column; 8. Fixing frame; 9. Cylinder; 10. Horizontal plate; 11. Motor; 12. Drill bit; 13. Locking ring; 14. Clamping rod; 15. Handle; 16. Slider; 17. Guide rail. Detailed Implementation

[0020] Please see Figures 1-5 As shown, this application provides a technical solution: a geological coring device, including a base 1, a drilling mechanism hinged above the base 1, the drilling mechanism including a fixed frame 8, a cylinder 9 fixedly connected inside the fixed frame 8, a horizontal plate 10 installed on the extension rod of the cylinder 9, a motor 11 fixedly connected to the bottom of the horizontal plate 10, a drill bit 12 fixedly connected to the output end of the motor 11, an angle adjustment mechanism for adjusting the angle of the drilling mechanism also hinged above the base 1, the angle adjustment mechanism including a hollow column 2, a rotating shaft 3 inserted into the hollow column 2, a driving wheel 4 on the rotating shaft 3 inserted into the hollow column 2, a driven wheel 5 meshing on the left side of the driving wheel 4, a lead screw 6 fitted on the driven wheel 5, an adjusting column 7 threadedly connected to the right side of the lead screw 6, the other side of the adjusting column 7 hinged to the fixed frame 8, and a locking mechanism also provided on the rotating shaft 3.

[0021] In the preferred embodiment, the locking mechanism comprises a locking ring 13 arranged on the hollow column 2, and a clamping rod 14 hingedly arranged on the rotating shaft 3, which can be clamped into the locking ring to prevent the rotating shaft 3 from rotating.

[0022] By arranging the locking mechanism, the rotating shaft 3 is prevented from rotating, so that when the punching mechanism is working, the resistance during the working process can be offset by the locking mechanism, and the rotating shaft 3 will not rotate, so that the angle adjusting mechanism remains stationary, thereby avoiding the problem of inaccurate punching angle during the working process.

[0023] In the preferred embodiment, a plurality of clamping grooves 131 are evenly arranged on the locking ring 13, and the clamping rod 14 is matched in size with the clamping grooves 131, and when the clamping rod 14 is clamped into the clamping grooves 131, the lower surface of the clamping rod 14 is parallel to the upper surface of the clamping grooves 131.

[0024] When it is necessary to lock the rotating shaft 3, the clamping rod 14 is pushed downward and clamped into the clamping grooves 131, so that the rotating shaft 3 cannot rotate.

[0025] In the preferred embodiment, a recess 31 is arranged on the rotating shaft 3, and hinged holes 32 are arranged on both sides of the recess 31, and a matching hole is arranged on the clamping rod 14, and the rotating shaft 3 and the clamping rod 14 are connected through the shaft arranged in the hinged holes 32. In this way, the clamping rod 14 rotates around the hinged holes 32, and when it is not necessary to lock the rotating shaft 3, the clamping rod 14 is clamped into the recess 31.

[0026] In the preferred embodiment, a handle 15 is arranged above the rotating shaft 3. The handle 15 is arranged to facilitate the rotation of the rotating shaft 3.

[0027] In the preferred embodiment, the hollow column 2 is provided with an inner cavity 21, and the inner cavity 21 is circular, and a circular protrusion 71 is arranged on the outer surface of the adjusting column 7, and the size of the protrusion 71 is matched with the inner cavity 21.

[0028] In this way, the matching of the protrusion 71 and the inner cavity 21 is equivalent to a guide mechanism, which can improve the accuracy of the angle adjusting mechanism

[0029] In the preferred embodiment, a sliding block 16 is arranged on both sides of the horizontal plate 10, and a guide rail 17 matched with the sliding block 16 is arranged in the fixed frame 8.

[0030] In this way, the sliding block 16 can move up and down along the guide rail 17, and the drill bit 12 moves up and down, thereby improving the accuracy of the drilling of the drill bit 12.

[0031] The above embodiments are only preferred technical solutions of the present application, and should not be regarded as limiting the present application. The protection scope of the present application should be based on the technical solutions claimed in the claims, and the equivalent replacement solutions of the technical features claimed in the claims are within the protection scope. That is, the equivalent replacement improvements within this range are also within the protection scope of the present application.

Claims

1. A geological coring device, characterized in that, The utility model provides a kind of perforating mechanism, including base (1), perforating mechanism is hingedly arranged above base (1), and perforating mechanism includes fixed frame (8), fixedly connected with pneumatic cylinder (9) in fixed frame (8), install horizontal plate (10) on the extension rod of pneumatic cylinder (9), fixedly connected with motor (11) on the bottom of horizontal plate (10), the output end of motor (11) is fixedly connected with drill bit (12), still hingedly arranged angle adjusting mechanism for adjusting the angle of perforating mechanism above base (1), and angle adjusting mechanism includes hollow column (2), is equipped with rotating shaft (3) inserted into hollow column (2) on hollow column (2), is equipped with driving pulley (4) on rotating shaft (3) inserted into hollow column (2), driving pulley (4) left side is engaged with driven pulley (5), driven pulley (5) is sleeved with screw rod (6) on, screw rod (6) right side is threadedly connected with adjusting column (7), adjusting column (7) other side is hingedly connected with fixed frame (8), still be equipped with locking mechanism on rotating shaft (3).

2. A geological coring device according to claim 1, wherein: Locking mechanism includes lock ring (13) arranged on hollow column (2), and clamping rod (14) is hingedly arranged on rotating shaft (3), clamping rod (14) can be clamped into lock ring to prevent rotating shaft (3) from rotating.

3. A geological coring device according to claim 2, wherein: Multiple clamping grooves (131) are evenly arranged on lock ring (13), and the size of clamping rod (14) is matched with clamping groove (131), when clamping rod (14) is clamped into clamping groove (131), the lower surface of clamping rod (14) is parallel with the upper surface of clamping groove (131).

4. A geological coring device according to claim 3, wherein: Groove (31) is arranged on rotating shaft (3), and hinged hole (32) is arranged on both sides in groove (31), matching hole is arranged on clamping rod (14), and rotating shaft (3) and clamping rod (14) are connected by installing shaft in hinged hole (32).

5. A geological coring device according to claim 1, wherein: Handle (15) is arranged above rotating shaft (3).

6. A geological coring device according to claim 2, wherein: Hollow column (2) is equipped with inner cavity (21), and inner cavity (21) is circular, and circular protrusion (71) is arranged on the outer surface of adjusting column (7), and the size of protrusion (71) is matched with inner cavity (21).

7. A geological coring device according to claim 1, wherein: Sliding block (16) is arranged on both sides of horizontal plate (10), and guide rail (17) matched with sliding block (16) is arranged in fixed frame (8).

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