CN215256040U - High-precision hard rock coring bit - Google Patents
High-precision hard rock coring bit Download PDFInfo
- Publication number
- CN215256040U CN215256040U CN202121375958.0U CN202121375958U CN215256040U CN 215256040 U CN215256040 U CN 215256040U CN 202121375958 U CN202121375958 U CN 202121375958U CN 215256040 U CN215256040 U CN 215256040U
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- China
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- barrel
- fixedly connected
- drill bit
- ejector rod
- cylinder body
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Abstract
The utility model discloses a high accuracy hard rock coring bit, including barrel, connecting piece and drill bit, the connecting piece sets up the top at the barrel to with barrel threaded connection, the drill bit sets up in the bottom of barrel to with barrel threaded connection, still include: the ejector rod is arranged inside the cylinder body; the top plate is arranged in the cylinder body and is fixedly connected with the top of the ejector rod; the bottom plate is arranged in the cylinder body and is fixedly connected with the bottom of the ejector rod; the spring is arranged in the barrel body and sleeved on the ejector rod. The utility model discloses in, through mutually supporting of ejector pin, roof, bottom plate, spring and the spacing subassembly that sets up, can realize the purpose of extruding the inside rock specimen of drill bit, also can set up corresponding coring length according to the demand simultaneously, get the demand according to boring and be connected the connecting rod through spacing bolt and relevant position's fixed block to obtain certain drill bit coring length.
Description
Technical Field
The utility model relates to a core drill bit technical field especially relates to a high accuracy hard rock core drill bit.
Background
The core is the complete first data that oil exploration, ore mining in-process got, through analysis and research to a large amount of cores, can provide the basis for appointing reasonable development scheme, in order to get the core, need to use the rock coring bit, the coring bit passes through the cooperation of power tool such as electric hammer drill, after the coring bit carries out the perforation operation, can leave the core in the barrel of coring bit, need take out the core in the barrel this moment, but because the front end of barrel is equipped with the tool bit, when taking out the core from the front end of barrel, the tool bit easily causes the damage to operating personnel, difficult operation, the actual coring length in the drill bit can not observed to the drill bit simultaneously, the operator often controls the time that the coring bit stops to creep into by experience and sensation, can cause the waste of rock like this, provide a high accuracy hard rock coring bit for this reason.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: in order to solve the problems, a high-precision hard rock core bit is provided.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a high accuracy hard rock core bit, includes barrel, connecting piece and drill bit, the connecting piece sets up the top at the barrel to with barrel threaded connection, the drill bit sets up the bottom at the barrel to with barrel threaded connection, still include:
the ejector rod is arranged inside the cylinder body;
the top plate is arranged in the cylinder body and is fixedly connected with the top of the ejector rod;
the bottom plate is arranged in the cylinder body and is fixedly connected with the bottom of the ejector rod;
the spring is arranged inside the cylinder body and sleeved on the ejector rod;
and the limiting assembly is arranged outside the cylinder body and used for fixing the position of the ejector rod.
As a further description of the above technical solution:
the inner part of the barrel is provided with a fixing plate matched with the ejector rod, the ejector rod is rotatably connected with the fixing plate and penetrates through the fixing plate to be fixedly connected with the bottom plate, and the bottom plate is positioned below the fixing plate.
As a further description of the above technical solution:
one end of the spring is fixedly connected with the upper surface wall of the fixing plate, and the telescopic end of the spring is fixedly connected with the lower surface wall of the top plate.
As a further description of the above technical solution:
the bottom plate is located inside the drill bit.
As a further description of the above technical solution:
spacing subassembly includes two connecting rods, a plurality of fixed block and spacing bolt, and two connecting rod symmetries set up in the both sides of roof to with roof fixed connection, the both sides of barrel all be equipped with connecting rod complex spout, the connecting rod sets up in the inside of spout to with spout sliding connection, it is a plurality of fixed block evenly distributed is in the outside both sides of barrel to the vertical direction of both sides along the spout is from top to bottom evenly symmetrically distributed, all be equipped with on connecting rod and the fixed block with spacing bolt complex through-hole, by spacing bolt fixed connection between connecting rod and the fixed block.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
the utility model discloses in, ejector pin through setting up, the roof, the bottom plate, mutually supporting of spring and spacing subassembly, can realize the purpose of extruding the inside rock specimen of drill bit, also can set up corresponding coring length according to the demand simultaneously, reduce staff's the work degree of difficulty, when using, carry out fixed connection with barrel and power tool through the connecting piece, get the demand according to boring and be connected the connecting rod through the fixed block of spacing bolt with the relevant position, thereby obtain certain drill bit length, after coring the drill bit and carrying out the perforation operation, lift spacing bolt and to the direction removal connecting rod that is close to the drill bit off, make the ejector pin promote the inside rock specimen of bottom plate extrusion drill bit, time saving and labor saving, improve work efficiency to a certain extent.
Drawings
Fig. 1 is a schematic view illustrating an overall structure of a core drill bit according to an embodiment of the present invention;
FIG. 2 illustrates a schematic view of a core drill bit assembly provided in accordance with an embodiment of the present invention;
fig. 3 shows a schematic front sectional structural view of a core bit according to an embodiment of the present invention.
Illustration of the drawings:
1. a barrel; 2. a connecting member; 3. a drill bit; 4. a fixing plate; 5. a top rod; 6. a top plate; 7. a base plate; 8. a spring; 9. a connecting rod; 10. a fixed block; 11. and a limiting bolt.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a high accuracy hard rock coring bit, includes barrel 1, connecting piece 2 and drill bit 3, and connecting piece 2 sets up at the top of barrel 1 to with 1 threaded connection of barrel, the one end that barrel 1 was kept away from to connecting piece 2 is provided with the screw thread post, is convenient for be connected with other power tools, and drill bit 3 sets up in the bottom of barrel 1, and with 1 threaded connection of barrel, still includes:
the ejector rod 5 is arranged inside the cylinder body 1;
the top plate 6 is arranged in the cylinder 1 and is fixedly connected with the top of the ejector rod 5;
the bottom plate 7 is arranged in the cylinder body 1 and is fixedly connected with the bottom of the ejector rod 5;
the spring 8 is arranged inside the cylinder body 1 and sleeved on the ejector rod 5;
and the limiting assembly is arranged outside the barrel body 1 and used for fixing the position of the ejector rod 5.
Specifically, as shown in fig. 2 and 3, a fixing plate 4 engaged with a push rod 5 is disposed inside the cylinder 1, the push rod 5 is rotatably connected with the fixing plate 4 and fixedly connected with a bottom plate 7 through the fixing plate 4, and the bottom plate 7 is located below the fixing plate 4.
Specifically, as shown in fig. 2 and 3, one end of the spring 8 is fixedly connected with the upper surface wall of the fixing plate 4, the telescopic end of the spring 8 is fixedly connected with the lower surface wall of the top plate 6, the spring 8 can further stabilize the position of the ejector rod 5, and the ejector rod 5 can be restored to the initial position after the rock sample inside the drill bit 3 is extruded, so that time and labor are saved.
Specifically, as shown in fig. 3, the bottom plate 7 is located inside the drill 3, and the bottom plate 7 is slidably connected to the inner surface wall of the drill 3.
Specifically, as shown in fig. 2 and 3, spacing subassembly includes two connecting rods 9, a plurality of fixed blocks 10 and spacing bolt 11, two connecting rod 9 symmetries set up the both sides at roof 6, and with roof 6 fixed connection, the both sides of barrel 1 all be equipped with connecting rod 9 complex spout, connecting rod 9 sets up the inside at the spout, and with spout sliding connection, a plurality of fixed blocks 10 evenly distributed are in the outside both sides of barrel 1, and the vertical direction of both sides along the spout from top to bottom evenly distributed symmetrically, all be equipped with on connecting rod 9 and the fixed block 10 with spacing bolt 11 complex through-hole, by spacing bolt 11 fixed connection between connecting rod 9 and the fixed block 10.
The working principle is as follows: during the use, carry out fixed connection with barrel 1 and power tool through connecting piece 2, get the demand according to the brill and be connected connecting rod 9 through spacing bolt 11 and relevant position's fixed block 10 to obtain certain drill bit 3 and get core length, after drill bit 3 carries out the perforation operation, lift spacing bolt 11 and to the direction removal connecting rod 9 that is close to drill bit 3, make ejector pin 5 promote the inside rock specimen of bottom plate 7 extrusion drill bit 3, time saving and labor saving improves work efficiency to a certain extent.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (5)
1. The utility model provides a high accuracy hard rock coring bit, includes barrel, connecting piece and drill bit, the connecting piece sets up the top at the barrel to with barrel threaded connection, the drill bit sets up the bottom at the barrel to with barrel threaded connection, its characterized in that still includes:
the ejector rod is arranged inside the cylinder body;
the top plate is arranged in the cylinder body and is fixedly connected with the top of the ejector rod;
the bottom plate is arranged in the cylinder body and is fixedly connected with the bottom of the ejector rod;
the spring is arranged inside the cylinder body and sleeved on the ejector rod;
and the limiting assembly is arranged outside the cylinder body and used for fixing the position of the ejector rod.
2. A high accuracy hard rock core drill bit as set forth in claim 1, wherein the cylinder is provided with a fixing plate fitted with a push rod rotatably connected to the fixing plate and fixedly connected to a bottom plate extending through the fixing plate, the bottom plate being located below the fixing plate.
3. A high precision hard rock core drill bit as recited in claim 1 wherein one end of said spring is fixedly connected to the upper surface wall of said fixed plate and the telescoping end of said spring is fixedly connected to the lower surface wall of said top plate.
4. A high precision hard rock coring bit as set forth in claim 1, wherein the floor is located inside the bit.
5. A high accuracy hard rock coring bit as set forth in claim 1, wherein the limiting assembly comprises two connecting rods, a plurality of fixed blocks and a limiting bolt, the two connecting rods are symmetrically disposed on both sides of the top plate and fixedly connected to the top plate, both sides of the barrel are provided with a sliding groove cooperating with the connecting rods, the connecting rods are disposed inside the sliding groove and slidably connected to the sliding groove, and the plurality of fixed blocks are uniformly distributed on both sides of the outside of the barrel and are uniformly and symmetrically distributed from top to bottom along the vertical direction of both sides of the sliding groove, through holes cooperating with the limiting bolt are disposed on both the connecting rods and the fixed blocks, and the connecting rods and the fixed blocks are fixedly connected to each other by the limiting bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121375958.0U CN215256040U (en) | 2021-06-21 | 2021-06-21 | High-precision hard rock coring bit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121375958.0U CN215256040U (en) | 2021-06-21 | 2021-06-21 | High-precision hard rock coring bit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215256040U true CN215256040U (en) | 2021-12-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121375958.0U Active CN215256040U (en) | 2021-06-21 | 2021-06-21 | High-precision hard rock coring bit |
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| Country | Link |
|---|---|
| CN (1) | CN215256040U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115184073A (en) * | 2022-09-09 | 2022-10-14 | 深圳市勘察研究院有限公司 | Rock core sampling device for geotechnical engineering |
-
2021
- 2021-06-21 CN CN202121375958.0U patent/CN215256040U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115184073A (en) * | 2022-09-09 | 2022-10-14 | 深圳市勘察研究院有限公司 | Rock core sampling device for geotechnical engineering |
| CN115184073B (en) * | 2022-09-09 | 2022-12-20 | 深圳市勘察研究院有限公司 | Rock core sampling device for geotechnical engineering |
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