CN214997503U - High-pressure sealing drill rod with high durability - Google Patents
High-pressure sealing drill rod with high durability Download PDFInfo
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- CN214997503U CN214997503U CN202120964171.1U CN202120964171U CN214997503U CN 214997503 U CN214997503 U CN 214997503U CN 202120964171 U CN202120964171 U CN 202120964171U CN 214997503 U CN214997503 U CN 214997503U
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Abstract
The utility model discloses a high-pressure sealing drill rod with high durability, which comprises a drill rod body, wherein helical blades are uniformly arranged on the outer surface of the drill rod body at equal intervals, and a clamping part is fixedly connected to the left side of the drill rod body; the connecting rod is fixedly connected to the middle of the right side of the drill rod body; and the tail part of the drill rod is fixedly arranged in the middle of the left side of the clamping part. Compared with the existing device, the high-pressure sealing drill rod with high durability has the advantages that the diameter of the tail of the inner rod is larger than that of the head of the inner rod, so that the head of the inner rod is prevented from being clamped by the clamping block when the head of the inner rod is assembled and connected with the drill rod body, the situation that the head of the inner rod cannot reach the position of the connecting rod is avoided, meanwhile, the drill rod body penetrates through the outer part of the head of the inner rod, and double-layer protection can effectively improve the sealing performance of the device in the using process; through the strengthening rib that sets up, can effectively improve the compressive capacity at interior pole middle part to can improve the durability of device, the life at interior pole middle part is put in the extension.
Description
Technical Field
The utility model relates to a high-pressure seal drilling rod technical field specifically is a high-pressure seal drilling rod that durability is high.
Background
The drilling rod is a steel pipe with threads at the tail part and is used for connecting drilling machine surface equipment and drilling and grinding equipment or a bottom hole device positioned at the bottom end of a drilling well, the drilling rod is used for conveying drilling mud to a drill bit and improving, reducing or rotating the bottom hole device together with the drill bit, the drilling rod can bear huge internal and external pressure, distortion, bending and vibration, the high-pressure sealing type drilling rod is one of the drilling rods and is a conveying component which is arranged at the front end of a power head of the drilling machine, is connected with a water cutter and the drill bit, conveys the rotating speed and the torque of the drilling machine to the drill bit and conveys high-pressure water through a high-pressure water braid;
when the existing high-pressure sealing drill rod is used, the drill rod can be subjected to outward tension of high-pressure water, the durability is poor, faults are easy to occur, the service life of the high-pressure sealing drill rod is greatly shortened, certain problems exist in the sealing performance, the problem of the practicability of the high-pressure sealing drill rod is reduced, and therefore the high-pressure sealing drill rod with high durability is provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a high-pressure seal drilling rod that durability is high to provide in solving above-mentioned background art because when using, the drilling rod can receive the outside tension of water under high pressure, the relatively poor easy fault that produces of durability has shortened the life of high-pressure seal drilling rod greatly, and sealing performance has certain problem, has reduced the problem of the practicality of high-pressure seal drilling rod.
In order to achieve the above object, the utility model provides a following technical scheme: a high durability high pressure seal drill pipe comprising: the drill rod comprises a drill rod body, wherein spiral blades are uniformly arranged on the outer surface of the drill rod body at equal intervals, and a clamping part is fixedly connected to the left side of the drill rod body;
the connecting rod is fixedly connected to the middle of the right side of the drill rod body;
and the tail part of the drill rod is fixedly arranged in the middle of the left side of the clamping part.
Preferably, the clamping portion is further provided with:
and the clamping block is fixedly connected to the inner surface of the clamping part.
Preferably, the connecting rod is further provided with:
and the sealing ring penetrates through the outer part of the connecting rod.
Preferably, the drill rod body is further provided with:
the drill rod comprises an inner rod tail, wherein the inner rod tail penetrates through the drill rod body movably, the right side of the inner rod tail is fixedly connected with the middle of the inner rod, the right side of the middle of the inner rod is fixedly connected with the head of the inner rod, and the diameter of the inner rod tail is larger than that of the head of the inner rod.
Preferably, the tail part of the inner rod is further provided with:
and the clamping groove is fixedly arranged on the outer surface of the tail part of the inner rod.
Preferably, the head of the inner rod is further provided with:
and the mounting screw is fixedly connected to the middle part of the right side of the head of the inner rod.
Preferably, the middle part of the inner rod is also provided with:
and the reinforcing rib is fixedly connected to the inner wall of the middle part of the inner rod.
Compared with the prior art, the utility model provides a high-pressure seal drilling rod that durability is high possesses following beneficial effect: this high-pressure seal drilling rod that durability is high has higher intensity in the use, can avoid receiving the outside tension of high pressure water to make it produce the damage, has improved the durability of device, has prolonged the life of high-pressure seal drilling rod, and sealing performance has obtained very big promotion, has improved the security in the use.
1. The tail part of the inner rod can be clamped and fixed through the clamping block, so that the connection stability between the tail part of the inner rod and the clamping part in the use process can be ensured, and the looseness in the use process is prevented; through the sealing washer that sets up, can be when being connected connecting rod and rig unit head, ensure the leakproofness of junction, prevent the phenomenon that takes place to leak at the in-process of carrying.
2. The diameter of the tail of the inner rod is larger than that of the head of the inner rod, so that the head of the inner rod is prevented from being clamped by the clamping block when the head of the inner rod is assembled and connected with the drill rod body, the situation that the head of the inner rod cannot reach the position of the connecting rod is avoided, meanwhile, the drill rod body penetrates through the outer part of the head of the inner rod, and the double-layer protection can effectively improve the sealing performance of the device in the using process; through the joint groove that sets up, can with the joint block between carry out the block to can be convenient for carry on spacing fixedly to interior pole afterbody, prevent that the position of pole afterbody changes in the in-process that uses.
3. The installation screw can be screwed with the connecting rod, so that the head of the inner rod and the drill rod body can be conveniently assembled and fixed, and the connection stability between the head of the inner rod and the drill rod body is further ensured; through the strengthening rib that sets up, can effectively improve the compressive capacity at interior pole middle part to can improve the durability of device, the life at interior pole middle part is put in the extension.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the head structure of the inner rod of the present invention;
FIG. 3 is a schematic view of a cross-sectional structure of the middle part of the inner rod of the present invention;
FIG. 4 is a schematic view of the structure of the connecting rod of the present invention;
fig. 5 is a schematic view of the cross-sectional structure of the joint portion of the present invention.
In the figure: 1. a drill rod body; 2. a clamping part; 3. the tail part of the drill rod; 4. a helical blade; 5. a connecting rod; 6. a seal ring; 7. the tail part of the inner rod; 8. a clamping groove; 9. the head of the inner rod; 10. installing a screw rod; 11. reinforcing ribs; 12. a clamping block; 13. the middle part of the inner rod.
Detailed Description
Referring to fig. 1-5, the present invention provides a technical solution: a high durability high pressure seal drill pipe comprising: the drill rod comprises a drill rod body 1, wherein spiral blades 4 are uniformly arranged on the outer surface of the drill rod body 1 at equal intervals, and a clamping part 2 is fixedly connected to the left side of the drill rod body 1;
the connecting rod 5 is fixedly connected to the middle of the right side of the drill rod body 1;
and the drill rod tail part 3 is fixedly arranged in the middle of the left side of the clamping part 2.
The clamping part 2 is also provided with:
a clamping block 12 fixedly connected to the inner surface of the clamping part 2; through the joint piece 12 that sets up, can carry out the block to interior pole afterbody 7 fixed to can ensure the stability of being connected between interior pole afterbody 7 and the joint portion 2 in the use, prevent to appear not hard up when using.
The connecting rod 5 is further provided with:
a seal ring 6 penetrating the outside of the connecting rod 5; through the sealing ring 6, when the connecting rod 5 is connected with the power head of the drilling machine, the sealing performance of the connecting part can be ensured, and the phenomenon of leakage in the conveying process can be prevented.
The drill rod body 1 is further provided with:
the inner rod tail part 7 movably penetrates through the interior of the drill rod body 1, the right side of the inner rod tail part 7 is fixedly connected with an inner rod middle part 13, the right side of the inner rod middle part 13 is fixedly connected with an inner rod head part 9, and the diameter of the inner rod tail part 7 is larger than that of the inner rod head part 9; the diameter of interior pole afterbody 7 through setting up is greater than the diameter of interior pole head 9, can be when carrying out equipment connection to interior pole head 9 and drilling rod body 1, prevents that interior pole head 9 from being blocked by joint block 12, avoids the position that interior pole head 9 can't reach connecting rod 5, and drilling rod body 1 runs through the outside of interior pole head 9 simultaneously, and double-deck protection can effectively improve the leakproofness of device in the use.
The tail part 7 of the inner rod is also provided with:
the clamping groove 8 is fixedly arranged on the outer surface of the tail part 7 of the inner rod; through the joint groove 8 that sets up, can with joint block 12 between carry out the block to can be convenient for carry on spacing fixedly to interior pole afterbody 7, prevent that the position of pole afterbody 7 changes in the in-process that uses.
The inner rod head 9 is also provided with:
the mounting screw rod 10 is fixedly connected with the middle part of the right side of the head part 9 of the inner rod; through the installation screw rod 10 that sets up, can close with connecting rod 5 each other soon to can be convenient for assemble fixedly between interior pole head 9 and the drilling rod body 1, further ensure the stability of being connected between interior pole head 9 and the drilling rod body 1.
The middle part 13 of the inner rod is also provided with:
the reinforcing rib 11 is fixedly connected to the inner wall of the middle part 13 of the inner rod; through the strengthening rib 11 that sets up, can effectively improve the compressive capacity of interior pole middle part 13 to can improve the durability of device, the life of pole middle part 13 in the extension.
The working principle is as follows: when the high-pressure sealing drill rod with high durability is used, firstly, the head part 9 of the inner rod is inserted into the drill rod body 1 until the mounting screw rod 10 reaches the position of the connecting rod 5, and the tail part 7 of the inner rod is rotated to enable the mounting screw rod 10 and the connecting rod 5 to be screwed mutually; secondly, the clamping groove 8 and the clamping block 12 on the inner surface of the clamping part 2 can be clamped with each other, so that the firmness of connection between the tail part 7 of the inner rod and the drill rod body 1 can be ensured, and the tail part 3 of the drill rod can play a certain role in protecting the clamping part 2; secondly, the diameters of the head part 9, the middle part 13 and the tail part 7 of the inner rod are sequentially increased, so that the head part 9 and the middle part 13 of the inner rod can be prevented from being clamped by the clamping block 12 when being installed, the inner rod can be prevented from being inserted into the drill rod body 1, the drill rod body 1 and the inner rod are mutually matched, and the sealing performance and the durability of the device in the using process can be effectively improved due to double-layer protection; then, the sealing ring 6 can ensure the sealing performance of the connection part when the connecting rod 5 is connected with the power head of the drilling machine, so that the phenomenon of leakage in the conveying process can be prevented, and the helical blade 4 can remove surrounding waste residues in the rotating process of the drill rod body 1; finally, the reinforcing ribs 11 can effectively improve the pressure bearing capacity of the middle part 13 of the inner rod, so that the middle part 13 of the inner rod can be prevented from being broken due to high pressure, and the service life of the device is prolonged.
Claims (7)
1. A high durability high pressure seal drill rod comprising:
the drill rod comprises a drill rod body, wherein spiral blades are uniformly arranged on the outer surface of the drill rod body at equal intervals, and a clamping part is fixedly connected to the left side of the drill rod body;
the connecting rod is fixedly connected to the middle of the right side of the drill rod body;
and the tail part of the drill rod is fixedly arranged in the middle of the left side of the clamping part.
2. The high-durability high-pressure sealing drill rod as claimed in claim 1, wherein the clamping portion is further provided with:
and the clamping block is fixedly connected to the inner surface of the clamping part.
3. The high durability high pressure seal drill rod of claim 1 wherein the connecting rod is further provided with:
and the sealing ring penetrates through the outer part of the connecting rod.
4. The high-durability high-pressure seal drill rod as claimed in claim 1, wherein the drill rod body is further provided with:
the drill rod comprises an inner rod tail, wherein the inner rod tail penetrates through the drill rod body movably, the right side of the inner rod tail is fixedly connected with the middle of the inner rod, the right side of the middle of the inner rod is fixedly connected with the head of the inner rod, and the diameter of the inner rod tail is larger than that of the head of the inner rod.
5. The high-durability high-pressure sealing drill rod as claimed in claim 4, wherein the tail part of the inner rod is further provided with:
and the clamping groove is fixedly arranged on the outer surface of the tail part of the inner rod.
6. The high-durability high-pressure seal drill rod as claimed in claim 4, wherein the inner rod head is further provided with:
and the mounting screw is fixedly connected to the middle part of the right side of the head of the inner rod.
7. The high-durability high-pressure sealing drill rod as claimed in claim 4, wherein the middle part of the inner rod is further provided with:
and the reinforcing rib is fixedly connected to the inner wall of the middle part of the inner rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120964171.1U CN214997503U (en) | 2021-05-08 | 2021-05-08 | High-pressure sealing drill rod with high durability |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120964171.1U CN214997503U (en) | 2021-05-08 | 2021-05-08 | High-pressure sealing drill rod with high durability |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214997503U true CN214997503U (en) | 2021-12-03 |
Family
ID=79090330
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120964171.1U Active CN214997503U (en) | 2021-05-08 | 2021-05-08 | High-pressure sealing drill rod with high durability |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214997503U (en) |
-
2021
- 2021-05-08 CN CN202120964171.1U patent/CN214997503U/en active Active
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