CN211258504U - Drill bit for sampling erosion zone - Google Patents
Drill bit for sampling erosion zone Download PDFInfo
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- CN211258504U CN211258504U CN201922153741.4U CN201922153741U CN211258504U CN 211258504 U CN211258504 U CN 211258504U CN 201922153741 U CN201922153741 U CN 201922153741U CN 211258504 U CN211258504 U CN 211258504U
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Abstract
The utility model provides a drill bit that is used for alteration area to sample which relates to probing technical field, characterized by: comprises a drill rod, a connecting sleeve, a sleeve barrel and a drill claw; one end of the sleeve barrel is open, a connecting sleeve is arranged in the center of the end face of the other end of the sleeve barrel, the axis of a central hole of the connecting sleeve is correspondingly superposed with the axis of the sleeve barrel, and a plurality of drilling claws are uniformly distributed on the end face of the open end of the sleeve barrel in a spacing ring manner; one end of the drill rod is provided with a joint which can be correspondingly and stably inserted into the central hole of the connecting sleeve, the axis of the joint is correspondingly superposed with the axis of the drill rod, a pin is arranged at the position where the joint is correspondingly inserted into the connecting sleeve, the pin penetrates through the rod body of the joint, the axis of the pin is correspondingly perpendicular to and intersected with the axis of the joint, and the length of the pin is larger than the aperture of the central hole of the connecting sleeve and smaller than the outer diameter of the connecting sleeve; the utility model discloses the sleeve bucket of traditional sample drill bit and the difficult problem of drilling rod dismouting have effectively been solved.
Description
Technical Field
The utility model belongs to the technical field of the probing technique and specifically relates to a drill bit for erosion zone sample is related to.
Background
It is known that in geological exploration and mineral analysis work, samples need to be collected by a sampling drill for analysis; at present the sampling drill bit of general adoption tubbiness is got the core and is sampled, but the drilling claw of sampling drill bit has certain wearing and tearing in the course of the work, and the length of need adjustment drilling rod according to the condition, the sampling drill bit divide into cover bucket and drilling rod two parts and constitutes usually, follow the condition and trade cover bucket or drilling rod, but the cover bucket and the drilling rod of traditional sampling drill bit are connected through threaded connection's mode mostly, can lock the card gradually at the threaded connection who drills into in-process cover bucket and drilling rod, it is very difficult when leading to cover bucket and drilling rod to demolish, very big restriction progress, the operating efficiency is low, operating personnel intensity of labour is great, this kind is the problem that technical staff in the field awaits urgent solutions.
Disclosure of Invention
In order to overcome the deficiencies in the background art, the utility model discloses a drill bit for taking a sample in the erosion zone.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a drill bit for sampling a corrosion change zone comprises a drill rod, a connecting sleeve, a sleeve barrel and a drill claw; one end of the sleeve barrel is open, a connecting sleeve is arranged in the center of the end face of the other end of the sleeve barrel, the axis of a central hole of the connecting sleeve is correspondingly superposed with the axis of the sleeve barrel, and a plurality of drilling claws are uniformly distributed on the end face of the open end of the sleeve barrel in a spacing ring manner; one end of the drill rod is provided with a joint which can be correspondingly and stably inserted into the central hole of the connecting sleeve, the axis of the joint is correspondingly superposed with the axis of the drill rod, a pin is arranged at the position where the joint is correspondingly inserted into the connecting sleeve, the pin penetrates through the rod body of the joint, the axis of the pin is correspondingly perpendicular to and intersected with the axis of the joint, and the length of the pin is larger than the aperture of the central hole of the connecting sleeve and smaller than the outer diameter of the connecting sleeve; the two ends of the connecting sleeve body corresponding to the pins are provided with through holes which can enable the pins to correspondingly penetrate through, the through holes are located at one third of the connecting sleeve body close to the connecting sleeve port end, the connecting sleeve body is in threaded connection with a ferrule capable of feeding along the connecting sleeve body, and the ratio of the length of the ferrule to the length of the connecting sleeve is 1: 2-3.
Preferably, one end of the ferrule central hole corresponding to the joint is conical, and a conical boss capable of being matched with the ferrule conical central hole correspondingly is arranged at the connecting position of the joint and the drill rod.
Preferably, the joint is a polygonal prism, and the central hole of the connecting sleeve is a polygonal inner hole matched with the polygonal prism correspondingly.
Preferably, flat squares convenient to clamp are arranged on two sides of the outer wall of the ferrule.
Preferably, the end face of the end of the sleeve barrel, which is provided with the connecting sleeve, is provided with a plurality of openings communicated with the inner cavity of the sleeve barrel corresponding to the outer side spacing ring of the connecting sleeve.
Preferably, the barrel wall spacing ring of the barrel sleeve is provided with a plurality of strip-shaped grooves communicated with the inner cavity of the barrel sleeve.
Due to the adoption of the technical scheme, the utility model discloses following beneficial effect has:
the utility model discloses a drill bit for erosion area sample, simple structure, manufacturing cost is lower, one end of drilling rod is equipped with can correspond the joint of stable grafting with the adapter sleeve centre bore, the position that the joint corresponds the grafting with the adapter sleeve is equipped with the pin that is used for preventing joint and adapter sleeve accident from breaking away from, has changed the mode of traditional telescopic bucket and drill rod connection promptly, and the dismouting is simple and convenient efficient; the lateral spacing ring that the one end terminal surface that the cover bucket was equipped with the adapter sleeve corresponds the adapter sleeve is equipped with a plurality of openings that lead to the cover bucket inner chamber, can utilize sharp object to pass the ejecting core of opening promptly after the coring operation, and the operating efficiency is high, changes the tradition simultaneously and takes out the mode of core through striking cover bucket, can avoid causing the damage to the cover bucket, cover bucket barrel wall spacing ring is equipped with a plurality of bar grooves that lead to the cover bucket inner chamber, can discharge the piece of cover bucket inner chamber through the bar groove promptly, can reduce the frictional force of cover bucket barrel wall simultaneously, reduces the probability that the cover bucket is blocked.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic perspective view of the present invention.
In the figure: 1. a drill stem; 2. connecting sleeves; 3. sleeving a barrel; 4. drilling a claw; 5. a joint; 6. a pin; 7. a ferrule; 8. a conical boss; 9. flat square; 10. an opening; 11. a strip-shaped groove.
Detailed Description
The invention will be explained in more detail by the following examples, which disclose the invention and are intended to protect all technical improvements within the scope of the invention.
With reference to the attached drawings 1-2, the drill bit for sampling the erosion zone comprises a drill rod 1, a connecting sleeve 2, a sleeve barrel 3 and a drilling claw 4; one end of the sleeve barrel 3 is open, a connecting sleeve 2 is arranged in the center of the end face of the other end of the sleeve barrel 3, the axis of the central hole of the connecting sleeve 2 is correspondingly superposed with the axis of the sleeve barrel 3, and a plurality of drilling claws 4 are uniformly distributed on the end face of the open end of the sleeve barrel 3 at intervals; according to the needs, the end face of the end, provided with the connecting sleeve 2, of the sleeve barrel 3 is provided with a plurality of openings 10 communicated with the inner cavity of the sleeve barrel 3 in a manner of corresponding to the outer spacing ring of the connecting sleeve 2, namely, sharp objects can penetrate through the openings 10 to eject cores after coring operation is finished, the operation efficiency is high, the traditional mode of taking out cores by impacting the sleeve barrel 3 is changed, the sleeve barrel 3 can be prevented from being damaged, the sleeve barrel 3 barrel wall spacing ring is provided with a plurality of strip-shaped grooves 11 communicated with the inner cavity of the sleeve barrel 3, namely, scraps in the inner cavity of the sleeve barrel 3 can be discharged through the strip-shaped grooves 11, the friction force of the barrel wall of the sleeve barrel 3 can be reduced, and the probability that the sleeve barrel 3; one end of the drill rod 1 is provided with a joint 5 which can be correspondingly and stably spliced with the central hole of the connecting sleeve 2, and the axis of the joint 5 is correspondingly superposed with the axis of the drill rod 1; according to the requirement, the joint 5 is a polygonal prism, and the central hole of the connecting sleeve 2 is a polygonal inner hole matched with the polygonal prism correspondingly, so that the connecting sleeve 2 can be driven to rotate through the joint 5;
a pin 6 is arranged at the position where the joint 5 is correspondingly spliced with the connecting sleeve 2, the pin 6 penetrates through the rod body of the joint 5, the axis of the pin 6 is correspondingly vertical to and intersected with the axis of the joint 5, and the length of the pin 6 is larger than the aperture of the central hole of the connecting sleeve 2 and smaller than the outer diameter of the connecting sleeve 2; the two ends of the sleeve body of the connecting sleeve 2, corresponding to the pin 6, are provided with through holes through which the pin 6 can correspondingly penetrate, the through holes are positioned at one third of the position of the sleeve body of the connecting sleeve 2, which is close to the interface end of the connecting sleeve 2, namely the pin 6 can prevent the joint 5 and the connecting sleeve 2 from being accidentally separated, the sleeve body of the connecting sleeve 2 is screwed with a ferrule 7 which can be fed along the sleeve body of the connecting sleeve 2, the ratio of the length of the ferrule 7 to the length of the connecting sleeve 2 is 1: 2-3, namely when the drill rod 1 is installed, the ferrule 7 can be fed along the sleeve body of the connecting sleeve 2, which is close to the sleeve barrel 3, until the two through holes of the side wall of the sleeve body of the connecting sleeve 2 are completely exposed, then the joint 5 is correspondingly inserted with the center hole of the connecting sleeve 2, the pin 6 is installed through the through holes, until the ferrule 7 completely shields the through hole on the side wall of the connecting sleeve body 2, so as to prevent the pin 6 from accidentally slipping; according to the requirement, one end of the central hole of the ferrule 7, which corresponds to the joint 5, is in a conical shape, and a conical boss 8 which can be correspondingly matched with the conical central hole of the ferrule 7 is arranged at the connecting position of the joint 5 and the drill rod 1, so that the stability of the connection of the joint 5 and the connecting sleeve 2 can be improved through the corresponding interference fit of the ferrule 7 and the conical boss 8, and the coaxiality of the joint 5 and the connecting sleeve 2 is effectively ensured; the both sides of lasso 7 outer wall are equipped with the flat side 9 of the clamping of being convenient for, and operating personnel can utilize the spanner to come the chucking lasso 7 through chucking flat side 9 promptly, and easy operation is high-efficient.
Implement a drill bit for corrosion change area sample, make lasso 7 feed near sleeve barrel 3 along 2 cover bodies of adapter sleeve during use, expose completely until two through-holes of 2 cover body lateral walls of adapter sleeve, then make and connect 5 and 2 centre holes of adapter sleeve correspond and peg graft, and through-hole installation pin 6 through 2 cover body lateral walls of adapter sleeve, and make the both ends of pin 6 all not stretch out the through-hole of 2 cover body lateral walls of adapter sleeve, make lasso 7 feed near joint 5, shelter from the through-hole of 2 cover body lateral walls of adapter sleeve completely until lasso 7, in order to prevent 6 unexpected slippage of pin, then make drill rod 1 keep away from the one end that connects 5 and the rig and correspond the transmission and be connected, can carry out coring operation.
The part of the utility model not detailed is prior art.
Claims (6)
1. A drill bit for sampling a zone of alteration, characterized by: comprises a drill rod (1), a connecting sleeve (2), a sleeve barrel (3) and a drilling claw (4); one end of the sleeve barrel (3) is open, a connecting sleeve (2) is arranged in the center of the end face of the other end of the sleeve barrel, the axis of the center hole of the connecting sleeve (2) is correspondingly superposed with the axis of the sleeve barrel (3), and a plurality of drilling claws (4) are uniformly distributed on the end face of the open end of the sleeve barrel (3) at intervals in a surrounding manner; one end of the drill rod (1) is provided with a joint (5) which can be correspondingly and stably inserted into a center hole of the connecting sleeve (2), the axis of the joint (5) is correspondingly overlapped with the axis of the drill rod (1), a pin (6) is arranged at the position where the joint (5) is correspondingly inserted into the connecting sleeve (2), the pin (6) penetrates through the rod body of the joint (5), the axis of the pin (6) is correspondingly perpendicular to and intersected with the axis of the joint (5), and the length of the pin (6) is greater than the aperture of the center hole of the connecting sleeve (2) and smaller than the outer diameter of the connecting sleeve (2); the connecting sleeve (2) is characterized in that through holes capable of enabling the pins (6) to correspondingly penetrate through are formed in the two ends, corresponding to the pins (6), of the sleeve body of the connecting sleeve (2), the through holes are located in one third of the position, close to the joint end of the connecting sleeve (2), of the sleeve body of the connecting sleeve (2), a ferrule (7) capable of feeding along the sleeve body of the connecting sleeve (2) is connected with the sleeve body of the connecting sleeve (2) in a threaded mode, and the ratio of the length of the ferrule (7) to the length of the connecting sleeve (2).
2. The drill bit for sampling a modified zone as claimed in claim 1 wherein: the drill rod is characterized in that one end, corresponding to the joint (5), of the center hole of the ferrule (7) is conical, and a conical boss (8) which can be matched with the conical center hole of the ferrule (7) in a matching mode is arranged at the connecting position of the joint (5) and the drill rod (1).
3. The drill bit for sampling a modified zone as claimed in claim 1 wherein: the joint (5) is a polygonal prism, and the central hole of the connecting sleeve (2) is a polygonal inner hole matched with the polygonal prism correspondingly.
4. The drill bit for sampling a modified zone as claimed in claim 1 wherein: and flat squares (9) convenient to clamp are arranged on two sides of the outer wall of the ferrule (7).
5. The drill bit for sampling a modified zone as claimed in claim 1 wherein: the end face of one end of the sleeve barrel (3) provided with the connecting sleeve (2) is provided with a plurality of openings (10) communicated with the inner cavity of the sleeve barrel (3) at intervals corresponding to the outer side of the connecting sleeve (2).
6. The drill bit for sampling a modified zone as claimed in claim 1 wherein: the barrel wall of the sleeve barrel (3) is annularly provided with a plurality of strip-shaped grooves (11) communicated with the inner cavity of the sleeve barrel (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922153741.4U CN211258504U (en) | 2019-12-05 | 2019-12-05 | Drill bit for sampling erosion zone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922153741.4U CN211258504U (en) | 2019-12-05 | 2019-12-05 | Drill bit for sampling erosion zone |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211258504U true CN211258504U (en) | 2020-08-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922153741.4U Active CN211258504U (en) | 2019-12-05 | 2019-12-05 | Drill bit for sampling erosion zone |
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| Country | Link |
|---|---|
| CN (1) | CN211258504U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116927655A (en) * | 2023-07-19 | 2023-10-24 | 东北电力大学 | Portable pile foundation construction equipment |
-
2019
- 2019-12-05 CN CN201922153741.4U patent/CN211258504U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116927655A (en) * | 2023-07-19 | 2023-10-24 | 东北电力大学 | Portable pile foundation construction equipment |
| CN116927655B (en) * | 2023-07-19 | 2024-01-16 | 东北电力大学 | Portable pile foundation construction equipment |
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