CN221002671U - Coring claw device capable of improving core sampling rate - Google Patents
Coring claw device capable of improving core sampling rate Download PDFInfo
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- CN221002671U CN221002671U CN202323085578.5U CN202323085578U CN221002671U CN 221002671 U CN221002671 U CN 221002671U CN 202323085578 U CN202323085578 U CN 202323085578U CN 221002671 U CN221002671 U CN 221002671U
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- drill bit
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- coring
- rod body
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- 238000005070 sampling Methods 0.000 title abstract description 13
- 210000000078 claw Anatomy 0.000 title abstract description 5
- 238000000605 extraction Methods 0.000 claims description 7
- 238000005553 drilling Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 description 14
- 239000011435 rock Substances 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- Sampling And Sample Adjustment (AREA)
Abstract
The utility model relates to the technical field of coring devices, in particular to a coring claw device capable of improving the core sampling rate, which comprises: the drill comprises a rod body, wherein a thread groove is formed in the side wall of the bottom end of the rod body, a drill bit is installed on the lower side of the rod body, a movable cavity is formed in the side wall of the drill bit, and a movable groove is formed in the inner wall of the drill bit; the fixed knot constructs is installed to the downside of the body of rod, fixed knot constructs including the arc pole, arc pole slidable mounting is in the inside of movable groove, the upper end integrated into one piece of arc pole has the worm wheel tooth, the lower extreme fixedly connected with friction block of arc pole, the inside fixed mounting of drill bit has micro motor, micro motor's output fixedly connected with worm. The arc-shaped rod and the friction block can extend into the inner side of the drill bit and can prop against the core sample on the inner side, so that the placement stability of the core sample on the inner side of the drill bit can be enhanced, and the sampling efficiency and success rate are improved.
Description
Technical Field
The utility model relates to the technical field of coring devices, in particular to a coring claw device capable of improving the core sampling rate.
Background
In many fields of geological exploration, environmental monitoring, resource exploitation, etc., it is necessary to obtain samples of substances in the subsurface or inside an object for analysis, and the coring jaw is a tool commonly used in this case and capable of obtaining a length of core by means of drilling, etc.
For this, chinese application number: CN202221763001.8 discloses a coring device capable of improving core sampling rate, comprising a rod body, a drill bit, a limiting valve clack and an elastic piece. One end of the rod body is provided with a containing cavity for placing the rock core. The drill bit is provided with a through hole communicated with the accommodating cavity. The limiting valve clacks are arranged in a plurality, and each limiting valve clack is used for being passively turned over to be parallel to the axis of the through hole when the rock core passes through the through hole and is actively turned over to be parallel to the radial direction of the through hole after the rock core enters the accommodating cavity. The elastic pieces are arranged in a plurality, each elastic piece is arranged in one-to-one correspondence with each limiting valve clack, and each elastic piece is used for pulling each limiting valve clack so that each limiting valve clack has a trend of turning towards the radial direction parallel to the through hole. The coring device capable of improving the core sampling rate can effectively block weak core samples, prevent the core samples in the accommodating cavity from falling off, ensure the coring effect, and has the advantages of simple structure, convenience in disassembly and assembly and strong practicability.
This coring device can be with the shutoff of via hole through setting up spacing valve clack to avoid the core sample to drop, but spacing valve clack is turning over the activity downwards, can receive the blocking of core sample when the activity, and can not smooth activity, can influence spacing valve clack to the shutoff effect of via hole, uses to have the limitation.
In order to solve the above-mentioned problems, a coring jaw apparatus capable of improving the core sampling rate has been proposed.
Disclosure of Invention
The utility model aims to provide a coring claw device capable of improving the core taking rate, which solves the problems that in the prior art, through arranging a limiting valve clack, a through hole can be plugged to avoid falling of a core sample, but the limiting valve clack is downwards turned and can be blocked by the core sample when moving, so that the core can not smoothly move, the plugging effect of the limiting valve clack on the through hole can be influenced, and the use is limited.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a coring jaw apparatus capable of increasing a core extraction rate, comprising: the drill comprises a rod body, wherein a thread groove is formed in the side wall of the bottom end of the rod body, a drill bit is installed on the lower side of the rod body, a movable cavity is formed in the side wall of the drill bit, and a movable groove is formed in the inner wall of the drill bit;
The fixed structure comprises an arc-shaped rod, the arc-shaped rod is slidably arranged in the movable groove, worm gear teeth are integrally formed at the upper end of the arc-shaped rod, a friction block is fixedly connected to the lower end of the arc-shaped rod, a micro motor is fixedly arranged in the drill bit, and a worm is fixedly connected to the output end of the micro motor;
The shielding structure is installed on the upper side of the fixed structure and comprises a shielding plate, the shielding plate is slidably installed on the inner side of the movable cavity, a spring is fixedly connected to the bottom surface of the shielding plate, and a bolt is connected to the inner wall of the movable cavity in a threaded mode.
Preferably, the bottom end of the rod body is inserted into the inner side of the upper end of the drill bit, and the thread groove is aligned with the movable cavity.
Preferably, the arc-shaped rod is in an arc-shaped structure, and the worm gear teeth are meshed with the worm.
Preferably, the surface of the friction block is flush with the inner wall of the drill bit.
Preferably, one end of the bolt is in threaded connection with the inner wall of the thread groove, the shielding plate is arranged on one side of the bolt, and one end of the spring is fixedly connected with the inner wall of the movable cavity.
Compared with the prior art, the utility model has the beneficial effects that: the arc-shaped rod and the friction block can extend into the inner side of the drill bit and can prop against the core sample on the inner side, so that the placement stability of the core sample on the inner side of the drill bit can be enhanced, and the sampling efficiency and success rate are improved.
1. According to the utility model, the miniature motor is started by the fixing structure, the worm can be driven to rotate by the miniature motor, the worm is meshed with the worm gear, the arc-shaped rod is driven to move by the rotation of the worm through the worm gear, so that the arc-shaped rod slides at the inner side of the movable groove, the friction block is driven to move when the arc-shaped rod moves, the friction block extends out of the inner wall of the drill bit and can be abutted against the outer wall of the core sample, the core sample can be fixed at the inner side of the drill bit, the placement stability of the core sample at the inner side of the drill bit can be enhanced, and the sampling efficiency and success rate are improved;
2. According to the utility model, the shielding structure is arranged, when the device is assembled, the bottom end of the rod body is inserted into the inner side of the drill bit, so that the movable cavity is aligned with the thread groove, then the shielding plate is pulled down, so that the inner side of the movable cavity is exposed, the shielding plate presses the spring, the bolt is screwed on the inner side of the thread groove and the movable cavity, the rod body and the drill bit can be tightly connected, then the shielding plate is loosened, the shielding plate is reset under the action of the spring, the shielding plate can be shielded on the outer side of the bolt, the inner side of the movable cavity can be blocked, and sundries are prevented from entering the inner side of the movable cavity when the device is used, so that the bolt is difficult to unscrew, and the use is influenced.
Drawings
FIG. 1 is a schematic elevational view of the structure of the present utility model;
FIG. 2 is a schematic diagram of an explosion of the structure of the present utility model;
FIG. 3 is a schematic cross-sectional elevation view of the structure of the present utility model;
fig. 4 is a schematic side cross-sectional view of the structure of the present utility model.
In the figure: 1. a rod body; 11. a thread groove; 12. a drill bit; 13. a movable cavity; 14. a movable groove; 2. a fixed structure; 21. an arc-shaped rod; 22. worm gear teeth; 23. a friction block; 24. a micro motor; 25. a worm; 3. a shielding structure; 31. a shutter; 32. a spring; 33. and (5) a bolt.
Description of the embodiments
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, an embodiment of the present utility model is provided:
The rod body 1, the thread groove 11, the drill bit 12 and the movable cavity 13 used in the present application are directly available products in the market, and the principle and the connection mode thereof are all well known in the prior art to those skilled in the art, so that the description thereof is omitted herein.
A coring jaw apparatus capable of increasing a core extraction rate, comprising: the rod body 1, the bottom side wall of the rod body 1 is provided with a thread groove 11, the lower side of the rod body 1 is provided with a drill bit 12, the side wall of the drill bit 12 is provided with a movable cavity 13, and the inner wall of the drill bit 12 is provided with a movable groove 14;
The fixed structure 2 is arranged at the lower side of the rod body 1, the fixed structure 2 comprises an arc rod 21, the arc rod 21 is slidably arranged in the movable groove 14, worm gear teeth 22 are integrally formed at the upper end of the arc rod 21, a friction block 23 is fixedly connected to the lower end of the arc rod 21, a micro motor 24 is fixedly arranged in the drill bit 12, a worm 25 is fixedly connected to the output end of the micro motor 24, the micro motor 24 is started, the micro motor 24 can drive the worm 25 to rotate, the worm 25 is meshed with the worm gear teeth 22, the rotation of the worm 25 drives the arc rod 21 to move through the worm gear teeth 22, the arc rod 21 slides in the movable groove 14, the friction block 23 is driven to move when the arc rod 21 moves, the friction block 23 extends out of the inner wall of the drill bit 12 and can abut against the outer wall of a core sample, the core sample can be fixed in the inner side of the drill bit 12, the placement stability of the core sample in the inner side of the drill bit 12 can be enhanced, and the sampling efficiency and the sampling success rate are improved;
The shielding structure 3 is installed to the upside of fixed knot constructs 2, shielding structure 3 includes shutter 31, shutter 31 slidable mounting is in the inboard of activity chamber 13, shutter 31's bottom surface fixedly connected with spring 32, threaded connection has bolt 33 on the inner wall of activity chamber 13, insert the bottom of body of rod 1 and establish in drill bit 12 inboard, make activity chamber 13 and thread groove 11 align, then pull down shutter 31, make activity chamber 13 inboard expose, shutter 31 extrudees spring 32, with the bolt 33 revolve in thread groove 11 and activity chamber 13 inboard, can with body of rod 1 and drill bit 12 between zonulae occludens, then loosen shutter 31, shutter 31 resets under the effect of spring 32 promptly, shutter 31 can shelter from in the outside of bolt 33, can block up the inboard of activity chamber 13, debris enters into activity chamber 13 inboard when avoiding the device to use, make bolt 33 be difficult to unscrew, influence the use.
Further, the bottom end of the rod body 1 is inserted inside the upper end of the drill bit 12, the thread groove 11 is aligned with the movable cavity 13, and the bolt 33 can penetrate through the thread groove 11 and the movable cavity 13 to fixedly connect the rod body 1 and the drill bit 12.
Further, the arc-shaped rod 21 is in an arc-shaped structure, the worm gear teeth 22 are meshed with the worm 25, the arc-shaped rod 21 is driven to move by the rotation of the worm 25 through the worm gear teeth 22, and the friction block 23 can be driven to abut against the outer wall of the core sample so as to fix the core sample.
Further, the surface of the friction block 23 is flush with the inner wall of the drill bit 12, and the arrangement of the friction block 23 does not affect the normal movement of the core sample inside the device.
Further, one end of the bolt 33 is in threaded connection with the inner wall of the thread groove 11, the shielding plate 31 is arranged on one side of the bolt 33, one end of the spring 32 is fixedly connected with the inner wall of the movable cavity 13, the rod body 1 and the drill bit 12 can be fixedly connected through the bolt 33, the shielding plate 31 can be shielded on the outer side of the bolt 33, the inner side of the movable cavity 13 can be blocked, sundries are prevented from entering the inner side of the movable cavity 13 when the device is used, the bolt 33 is difficult to unscrew, the use is influenced, and the spring 32 supplies power for resetting of the shielding plate 31.
Working principle: during assembly, the bottom end of the rod body 1 is inserted into the inner side of the drill bit 12, so that the movable cavity 13 is aligned with the thread groove 11, then the shielding plate 31 is pulled down, so that the inner side of the movable cavity 13 is exposed, the shielding plate 31 presses the spring 32, the bolt 33 is screwed on the inner side of the thread groove 11 and the movable cavity 13, the rod body 1 and the drill bit 12 can be tightly connected, then the shielding plate 31 is loosened, the shielding plate 31 is reset under the action of the spring 32, the outer side of the bolt 33 can be shielded by the shielding plate 31, the inner side of the movable cavity 13 can be blocked, and sundries are prevented from entering the inner side of the movable cavity 13 when the device is used, so that the bolt 33 is difficult to unscrew, and the use is affected;
The micro motor 24 is started, the micro motor 24 can drive the worm 25 to rotate, the worm 25 is meshed with the worm gear 22, the arc-shaped rod 21 is driven to move through the worm gear 22 by rotation of the worm 25, the arc-shaped rod 21 slides on the inner side of the movable groove 14, the friction block 23 is driven to move when the arc-shaped rod 21 moves, the friction block 23 stretches out of the inner wall of the drill bit 12 and can be abutted to the outer wall of a core sample, the core sample can be fixed on the inner side of the drill bit 12, the placement stability of the core sample on the inner side of the drill bit 12 can be enhanced, and the sampling efficiency and success rate are improved.
The above description is only of the preferred embodiments of the present utility model, and is not intended to limit the present utility model in any way; those skilled in the art will readily appreciate that the present utility model may be implemented as shown in the drawings and described above; however, those skilled in the art will appreciate that many modifications, adaptations, and variations of the present utility model are possible in light of the above teachings, without departing from the scope of the utility model; meanwhile, any equivalent changes, modifications and evolution of the above embodiments according to the essential technology of the present utility model still fall within the scope of the present utility model.
Claims (5)
1. A coring jaw apparatus capable of increasing a core extraction rate, comprising: the novel drilling device comprises a rod body (1), wherein a thread groove (11) is formed in the side wall of the bottom end of the rod body (1), a drill bit (12) is installed on the lower side of the rod body (1), a movable cavity (13) is formed in the side wall of the drill bit (12), and a movable groove (14) is formed in the inner wall of the drill bit (12);
The method is characterized in that:
The fixed structure (2) is arranged on the lower side of the rod body (1), the fixed structure (2) comprises an arc-shaped rod (21), the arc-shaped rod (21) is slidably arranged in the movable groove (14), worm gear teeth (22) are integrally formed at the upper end of the arc-shaped rod (21), a friction block (23) is fixedly connected with the lower end of the arc-shaped rod (21), a micro motor (24) is fixedly arranged in the drill bit (12), and a worm (25) is fixedly connected with the output end of the micro motor (24);
The shielding structure (3) is installed on the upper side of the fixed structure (2), the shielding structure (3) comprises a shielding plate (31), the shielding plate (31) is slidably installed on the inner side of the movable cavity (13), a spring (32) is fixedly connected to the bottom surface of the shielding plate (31), and a bolt (33) is connected to the inner wall of the movable cavity (13) in a threaded mode.
2. A coring finger apparatus according to claim 1, wherein the core extraction rate is increased, wherein: the bottom end of the rod body (1) is inserted into the inner side of the upper end of the drill bit (12), and the thread groove (11) is aligned with the movable cavity (13).
3. A coring finger apparatus according to claim 1, wherein the core extraction rate is increased, wherein: the arc-shaped rod (21) is in an arc-shaped structure, and the worm gear teeth (22) are meshed with the worm (25).
4. A coring finger apparatus according to claim 1, wherein the core extraction rate is increased, wherein: the surface of the friction block (23) is flush with the inner wall of the drill bit (12).
5. A coring finger apparatus according to claim 1, wherein the core extraction rate is increased, wherein: one end of the bolt (33) is in threaded connection with the inner wall of the thread groove (11), the shielding plate (31) is arranged on one side of the bolt (33), and one end of the spring (32) is fixedly connected with the inner wall of the movable cavity (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323085578.5U CN221002671U (en) | 2023-11-15 | 2023-11-15 | Coring claw device capable of improving core sampling rate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323085578.5U CN221002671U (en) | 2023-11-15 | 2023-11-15 | Coring claw device capable of improving core sampling rate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221002671U true CN221002671U (en) | 2024-05-24 |
Family
ID=91127525
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323085578.5U Active CN221002671U (en) | 2023-11-15 | 2023-11-15 | Coring claw device capable of improving core sampling rate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221002671U (en) |
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2023
- 2023-11-15 CN CN202323085578.5U patent/CN221002671U/en active Active
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