Anti-fracture reconnaissance drill bit

Abstract

The utility model relates to the field of reconnaissance drill bits, and discloses an anti-fracture reconnaissance drill bit, which comprises a reconnaissance drill bit main body provided with a sampling assembly; the sampling assembly comprises a moving plate, a plugging block, a connecting rod and a control head, a cavity is formed in the exploration drill bit body, the moving plate is slidably mounted in the cavity, the bottom of the side face of the moving plate is fixedly connected with the plugging block, a sampling groove is formed in the side face of the exploration drill bit body, and the plugging block is located in the sampling groove. The two ends of the connecting rod are fixedly connected with the moving plate and the control head respectively, the sampling assembly further comprises a sliding block, a main block, a positioning block and a control shaft, a sliding groove is formed in the inner wall of the top of the cavity, and the sliding block is installed in the sliding groove in a sliding mode. The soil sampler has the following advantages and effects that soil at different depths can be automatically sampled according to requirements, the operation is convenient, and the labor intensity of workers is effectively reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of surveying drill bit, especially to a breakage -proof surveying drill bit. BACKGROUND

[0002] In the geological survey process, need to use drill bit, the surveying drill bit for geological survey adopts hard alloy material processing, has high hardness, wear resistance, high strength, not easy to breakage etc.

[0003] The prior art with the announcement number CN219316895U discloses a breakage -proof exploration drill bit, including drill tip, drill rod and limit structure, the upper end surface of drill tip is fixedly connected with the column, the column side surface circumferential array is fixedly connected with the limit post, the upper of drill tip is equipped with drill rod, the inboard of drill rod is installed with the limit structure convenient for installing and dismounting drill tip.

[0004] When the geological survey is carried out, when drilling to a certain depth, the soil at the depth position needs to be sampled and surveyed manually, the soil at the depth cannot be automatically sampled and surveyed when drilling to a certain depth, which can improve the labor intensity of the staff, and has certain limitations, therefore, a breakage -proof surveying drill bit needs to be designed to solve the above problems.

[0005] The information disclosed in this BACKGROUND section is only for the purpose of increasing the understanding of the background of the present utility model and should not be construed as acknowledging that the information forms prior art that is already known to those of ordinary skill in the art. CONTENT OF THE UTILITY MODEL

[0006] The utility model aims at providing a breakage -proof surveying drill bit to solve the above problems.

[0007] The above technical purpose of the utility model is realized by the following technical scheme: a breakage -proof surveying drill bit, comprising:

[0008] Surveying drill bit main part, be provided with sampling subassembly on the surveying drill bit main part;

[0009] The sampling subassembly includes a moving plate, a block, a connecting rod and a control head, a cavity is formed in the surveying drill bit main part, the moving plate is slidably installed in the cavity, the moving plate is fixedly connected with the block at the bottom of the side surface, a sampling groove is formed in the side surface of the surveying drill bit main part, the block is located in the sampling groove, and the connecting rod is fixedly connected with the moving plate and the control head at both ends.

[0010] The present invention is further configured as follows: the sampling assembly also includes a slider, a main block, a positioning block and a control shaft; a slide groove is provided on the inner wall of the top of the chamber; the slider is slidably installed in the slide groove; the bottom of the slider is fixedly connected to the main block; the bottom of the main block is fixedly connected to the positioning block; a main hole is provided on the side of the movable plate; the side of the positioning block abuts against the movable plate; a groove body is provided on the front side of the exploration drill bit body; the control shaft is rotatably installed in the groove body; an external thread is provided on the outer side of the control shaft; a screw groove is provided on the top of the slider; the external thread is threadedly connected to the screw groove.

[0011] The utility model is further configured as follows: a sealing gasket is fixedly provided on the outside of the blocking block, and the sealing gasket is in sealing contact with the sampling slot.

[0012] By adopting the above technical solution, the sealing between the blocking block and the sampling slot is ensured.

[0013] The utility model is further configured as follows: two connecting holes are provided on the outer side of the survey drill bit body, and the connecting rod is slidably installed in the connecting holes.

[0014] The present invention is further configured as follows: a control button is fixedly provided on the top end of the control shaft, and the control button is located in the slot body.

[0015] By adopting the above technical solution, the control shaft is controlled by the control button.

[0016] The utility model is further configured as follows: a bearing is installed in the tank body, and the control shaft is fixedly connected to the inner ring of the bearing.

[0017] By adopting the above technical solution, it is convenient to control the shaft to rotate.

[0018] The present invention is further configured such that the side surface of the movable plate contacts the side wall of the chamber.

[0019] The present invention is further configured such that the bottom of the main block contacts the inner wall of the bottom of the main hole.

[0020] The beneficial effects of the utility model are:

[0021] 1. The utility model is provided with a sampling assembly. When the exploration drill bit body drills to a specified depth, the control shaft can be rotated to separate the positioning block from the movable plate, releasing the limit on the movable plate. Then, the two control heads are pushed to make contact with the exploration drill bit body. Then, the control shaft is flipped so that the other side of the positioning block abuts against the movable plate to limit the position. At this time, a portion of the sampling groove is exposed. When the exploration drill bit body rotates, the soil at a certain depth can be automatically sampled through the sampling groove.

[0022] 2, the utility model discloses a sampling assembly is set up, after sampling is completed, the survey drill body is removed, then the limiting of moving plate is removed, then two control heads are pulled, and the soil sample in sampling groove is pushed out by the blocking piece, so it can be according to need to the soil of different depth is handled automatically sampling, convenient operation, effectively reduce the labor intensity of staff. BRIEF DESCRIPTION OF DRAWINGS

[0023] In order to more clearly illustrate the technical scheme in the embodiments of the utility model, the drawings needed to be used in the embodiment description will be briefly introduced, obviously, the drawings in the following description are only some embodiments of the utility model, and all other embodiments obtained by those skilled in the art without making creative efforts under the premise of the drawings belong to the protection scope of the utility model.

[0024] Figure 1 It is the structure schematic diagram of the survey drill of the utility model prevents breaking.

[0025] Figure 2 It is the structure schematic diagram of the survey drill of the utility model prevents breaking.

[0026] Figure 3 It is Figure 2 The structure schematic diagram of A part in it.

[0027] In the drawing, 1, survey drill body;2, chamber;3, moving plate;4, blocking piece;5, connecting rod;6, control head;7, sliding block;8, main block;9, positioning block;10, main hole;11, connecting hole;12, control shaft;13, groove;14, sliding groove;15, sampling groove. DETAILED DESCRIPTION

[0028] In the description of the utility model, it is necessary to explain that, unless there is explicit provision and limitation, the terms "installation", "connection", "connection" should be understood broadly, for example, can be fixed connection, can be detachable connection, or integrally connected;Can be mechanical connection, can be electrical connection;It can be directly connected, or indirectly connected through an intermediate medium, it can be the communication inside two elements, for those skilled in the art, the specific meaning of the above-mentioned terms in the utility model can be understood according to specific circumstances.

[0029] The technical scheme of the utility model will be described clearly and completely in the following combined with specific embodiments. Obviously, the described embodiment is only a part of the embodiment of the utility model, not all the embodiments. Based on the embodiment of the utility model, all other embodiments obtained by those skilled in the art without making creative efforts under the premise of the utility model, belong to the protection scope of the utility model.

[0030] Referring toFigure 1 、 Figure 2 and Figure 3 The utility model provides a kind of survey drill bit of anti-fracture, comprising:

[0031] Survey drill bit main body 1 is set with sampling assembly on survey drill bit main body 1, it needs to be stated, survey drill bit main body 1 is made of hard alloy material, has the advantages such as high hardness, wear resistance, high strength, not easy to break, effectively prevent the phenomenon of fracture, and the soil of certain depth can be sampled by sampling assembly;

[0032] Sampling assembly includes moving plate 3, block 4, connecting rod 5 and control head 6, chamber 2 is set on survey drill bit main body 1, moving plate 3 is slidably installed in chamber 2, moving plate 3 side bottom is fixedly connected with block 4, sampling groove 15 is set on survey drill bit main body 1 side, block 4 is located in sampling groove 15, connecting rod 5 two ends are fixedly connected with moving plate 3 and control head 6 respectively, it needs to be stated, block 4 is clamped into sampling groove 15, sampling groove 15 can be blocked, when survey drill bit main body 1 drills to the depth where sampling is needed, block 4 moves a part of distance, so that sampling groove 15 exposes a part, and the soil of certain depth is automatically sampled by sampling groove 15.

[0033] Specifically, sampling assembly further includes slider 7, main block 8, positioning block 9 and control shaft 12, chute 14 is set on the inner wall of chamber 2 top, slider 7 is slidably installed in chute 14, slider 7 bottom is fixedly connected with main block 8, main block 8 bottom is fixedly connected with positioning block 9, main hole 10 is set on the side of moving plate 3, the side of positioning block 9 is abutted with moving plate 3, groove 13 is set on the front side of survey drill bit main body 1, control shaft 12 is rotatably installed in groove 13, outer thread is set on the outside of control shaft 12, screw groove is set on the top of slider 7, and outer thread is threadedly connected with screw groove.

[0034] Through the above structure, the soil is drilled by survey drill bit main body 1, when drilling to certain depth needs to sample the soil, control shaft 12 can be rotated, the cooperation of outer thread and screw groove can make slider 7 move upwards, then main block 8 and positioning block 9 can move upwards synchronously, make positioning block 9 separate from moving plate 3, release the location of moving plate 3, then push two control heads 6, make two moving plates 3 move towards each other, in this process, the setting of main hole 10 can make moving plate 3 pass through positioning block 9, until control head 6 contacts survey drill bit main body 1, then reverse control shaft 12, make slider 7, main block 8 and positioning block 9 move downwards, positioning block 9 other side abuts with moving plate 3 at this time, moving plate 3 moves and drives block 4 to move, so that sampling groove 15 exposes a part, then survey drill bit main body 1 can automatically sample the soil of certain depth by sampling groove 15 when rotating.

[0035] After the sampling is completed, the survey drill bit body 1 is removed, then the limiting of the moving plate 3 is released, and then the two control heads 6 are pulled, so that the plug 4 can push out the soil sample in the sampling groove 15, so that the soil at different depths can be automatically sampled according to the needs, convenient operation, and effectively reduce the labor intensity of the workers.

[0036] Specifically, the outer side of the plug 4 is fixedly provided with a sealing gasket, and the sealing gasket is in sealing contact with the sampling groove 15. It should be noted that the sealing between the plug 4 and the sampling groove 15 can be ensured.

[0037] Specifically, two continuous holes 11 are formed in the outer side of the survey drill bit body 1, and the connecting rod 5 is slidingly installed in the continuous holes 11. It should be noted that the connecting rod 5 is convenient for moving in the transverse direction.

[0038] Specifically, the control knob is fixedly arranged at the top end of the control shaft 12, and the control knob is located in the groove body 13. The bearing is installed in the groove body 13, and the control shaft 12 is fixedly connected with the inner ring of the bearing. It should be noted that the control shaft 12 is convenient for rotating.

[0039] Specifically, the side surface of the moving plate 3 is in contact with the side wall of the chamber 2, and the bottom of the main block 8 is in contact with the inner wall of the bottom of the main hole 10. It should be noted that the moving plate 3 and the main block 8 can be limited.

[0040] The above describes in detail the survey drill bit provided by the present application. The principles and implementation modes of the present application are described in the specific examples in this paper. The above examples are only used to help understand the method and core idea of the present application. It should be noted that for ordinary skilled persons in the technical field, without departing from the principles of the present application, the present application can be improved and modified in several ways, and these improvements and modifications also fall within the protection scope of the present application.

Claims

1. A fracture-resistant exploration drill bit, characterized in that: include: An exploration drill bit body (1), wherein a sampling assembly is provided on the exploration drill bit body (1); The sampling assembly comprises a movable plate (3), a blocking block (4), a connecting rod (5) and a control head (6); a chamber (2) is provided on the survey drill bit body (1); the movable plate (3) is slidably mounted in the chamber (2); the bottom of the side of the movable plate (3) is fixedly connected to the blocking block (4); a sampling groove (15) is provided on the side of the survey drill bit body (1); the blocking block (4) is located in the sampling groove (15); and the two ends of the connecting rod (5) are fixedly connected to the movable plate (3) and the control head (6), respectively.

2. The anti-fracture exploration drill bit according to claim 1, characterized in that: The sampling assembly further comprises a slider (7), a main block (8), a positioning block (9) and a control shaft (12); a slide groove (14) is provided on the inner wall of the top of the chamber (2); the slider (7) is slidably mounted in the slide groove (14); the bottom of the slider (7) is fixedly connected to the main block (8); the bottom of the main block (8) is fixedly connected to the positioning block (9); a main hole (10) is provided on the side of the movable plate (3); the side of the positioning block (9) abuts against the movable plate (3); a groove (13) is provided on the front side of the survey drill bit body (1); the control shaft (12) is rotatably mounted in the groove (13); an external thread is provided on the outer side of the control shaft (12); a screw groove is provided on the top of the slider (7); the external thread is threadedly connected to the screw groove.

3. The anti-fracture exploration drill bit according to claim 1, characterized in that: A sealing gasket is fixedly provided on the outside of the blocking block (4), and the sealing gasket is in sealing contact with the sampling groove (15).

4. The anti-fracture exploration drill bit according to claim 1, characterized in that: Two connecting holes (11) are provided on the outside of the survey drill bit body (1), and the connecting rod (5) is slidably installed in the connecting holes (11).

5. The anti-fracture exploration drill bit according to claim 2, characterized in that: A control button is fixedly provided on the top end of the control shaft (12), and the control button is located in the slot body (13).

6. The anti-fracture exploration drill bit according to claim 2, characterized in that: A bearing is installed in the tank body (13), and the control shaft (12) is fixedly connected to the inner ring of the bearing.

7. The anti-fracture exploration drill bit according to claim 1, characterized in that: The side surface of the movable plate (3) is in contact with the side wall of the chamber (2).

8. The anti-fracture exploration drill bit according to claim 2, characterized in that: The bottom of the main block (8) contacts the inner wall of the bottom of the main hole (10).

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