CN210105771U - Through cable drill rod - Google Patents
Through cable drill rod Download PDFInfo
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- CN210105771U CN210105771U CN201920939777.2U CN201920939777U CN210105771U CN 210105771 U CN210105771 U CN 210105771U CN 201920939777 U CN201920939777 U CN 201920939777U CN 210105771 U CN210105771 U CN 210105771U
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Abstract
The utility model relates to a directional drilling technical field, in particular to lead to cable drilling rod, including drilling rod casing, spring, cable male end joint, cable female end joint and lead to the cable gland, the spring tail end is fixed to be set up inside cable male end joint, and cable male end joint, lead to cable gland, cable female end joint fixed connection in proper order, adjacent lead to the cable drilling rod ending and connect gradually, and during cable male end joint inserted cable female end joint, cable male end joint outer lane set up annular seal groove, set up the sealing washer in the seal groove. The utility model provides a pair of lead to cable drilling rod sets up annular seal groove through connecting the outer lane at the public end of cable, sets up the sealing washer in the seal groove, when adjacent lead to cable drilling rod ending connects gradually, and the public end of cable connects during inserting the female end of cable and connects, makes between the public end of cable connects and the female end of cable connect sealedly, because the sealing washer of V type has outside restoring force after being compressed, makes the sealing washer be difficult to by the pressure distortion, prevents that the kneck from leaking.
Description
Technical Field
The utility model relates to a directional drilling technical field, in particular to lead to cable drilling rod.
Background
The cable-passing drill rod is a main component of the directional drilling measurement-while-drilling system, and consists of a drill rod body and a cable, wherein the drill rod body and the cable form a complete signal channel.
At the present stage, the cable-passing drill rod cannot drill into a deep hole in the using process, because the pressure can rise along with the increase of the hole depth, the problem of water leakage at the interface of the cable-passing drill rod occurs, and the signal is damaged in the signal transmission process.
SUMMERY OF THE UTILITY MODEL
The utility model provides a lead to cable drilling rod for it is too big to solve to receive pressure through the cable drilling rod, and the kneck leaks, leads to the problem of signal damage.
In order to solve the problem that above-mentioned background art provided, the utility model provides a lead to cable drilling rod, including drilling rod casing, spring, cable male end joint, cable female end joint and lead to the cable sealing tube, the spring tail end is fixed to be set up inside cable male end joint, lead to the cable sealing tube, cable female end joint fixed connection in proper order, and adjacent lead to the cable drilling rod ending connects gradually, and during cable male end joint inserted cable female end joint, cable male end joint outer lane set up annular seal groove, sets up the sealing washer in the seal groove.
In order to improve the sealing effect, the cross section of the sealing ring is preferably V-shaped.
In order to make the sealing ring have better elasticity, a circle of elastic body is arranged in the sealing ring, and the section of the elastic body is V-shaped.
The preferred technical scheme is that the side face of the sealing ring is placed in the sealing groove, and the V-shaped opening end of the sealing ring is arranged towards the direction of the cable-passing sealing pipe.
The preferable technical scheme is that the lengths of two edges of the V-shaped sealing ring are different, the long edge of the V-shaped sealing ring is arranged in the sealing groove, and the short edge of the V-shaped sealing ring is arranged outside the sealing groove.
The preferred technical scheme is that the number of the sealing grooves is at least two, the sealing grooves are uniformly distributed on the outer ring of the cable male end connector along the axial direction, and a sealing ring is arranged in each sealing groove.
The preferred technical scheme does, in the half seal groove that cable public end joint is close to logical cable sealing tube one side, the V type mouth end of the sealing washer in at least one seal groove sets up to logical cable sealing tube direction dorsad.
In order to enable the cable male end connector and the drill rod shell to be fixedly arranged, the preferable technical scheme is that a check ring is sleeved at the tail end of the cable male end connector and is clamped with the inner part of the drill rod shell.
In order to enable adjacent cable-passing drill rods to be connected more tightly, the preferable technical scheme is that the inner wall of one end, corresponding to the cable male end connector, of the drill rod shell is provided with an internal thread, the outer wall of one end, corresponding to the cable female end connector, of the drill rod shell is provided with an external thread, and in the adjacent cable-passing drill rod, the internal thread of one end, corresponding to the cable male end connector, of one drill rod shell is connected with the external thread of one end, corresponding to the cable female end connector, of the other drill rod shell.
The utility model has the advantages that:
the utility model provides a pair of lead to cable drilling rod sets up annular seal groove through connecting the outer lane at the public end of cable, sets up the sealing washer in the seal groove, when adjacent lead to cable drilling rod ending connects gradually, and the public end of cable connects during inserting the female end of cable and connects, makes between the public end of cable connects and the female end of cable connect sealedly, because the sealing washer of V type has outside restoring force after being compressed, makes the sealing washer be difficult to by the pressure distortion, prevents that the kneck from leaking.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
The technical solution of the present invention is further described in detail by the accompanying drawings and examples.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.
In the drawings:
FIG. 1 is a side sectional view of the present invention;
FIG. 2 is an enlarged view of a portion A of FIG. 1;
FIG. 3 is an enlarged view of a portion B of FIG. 1;
fig. 4 is a cross-sectional view of the middle seal ring of the present invention;
wherein, 10-a drill rod housing; 11-a spring; 12-cable male end connector; 13-cable female end connector; 14-cable gland; 15-sealing groove; 16-a sealing ring; 17-an elastomer; 18-a retainer ring.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
As shown in fig. 1, 2 and 3, the utility model provides a cable-passing drill rod, including drill rod shell 10, spring 11, cable male end joint 12, cable female end joint 13 and cable-passing sealing tube 14, the tail end of spring 11 is fixed and set up inside cable male end joint 12, cable-passing sealing tube 14, cable female end joint 13 are fixed and connected in proper order, the adjacent cable-passing drill rod is closed and connected in proper order, cable male end joint 12 inserts in cable female end joint 13, cable male end joint 12 outer lane sets up annular seal groove 15, set up sealing washer 16 in the seal groove 15; the cross-section of the seal ring 16 is V-shaped.
The working principle and the technical effect of the technical scheme are as follows:
the utility model provides a pair of lead to cable drilling rod sets up annular seal groove 15 through connecting 12 outer lanes in the cable, set up sealing washer 16 in the seal groove 15, when adjacent lead to cable drilling rod ending connects gradually, cable male end connects 12 inserts in the cable female end connects 13, make between cable male end connects 12 and the cable female end connects 13 sealed, because the sealing washer 16 of V type has outside restoring force after being compressed, make sealing washer 16 be difficult to by the pressure deformation, prevent that the kneck from leaking.
As shown in fig. 4, in order to make the seal ring 16 more elastic, it is preferable that a ring of elastic body 17 is provided inside the seal ring 16, and the elastic body 17 has a V-shaped cross section.
Preferably, the side surface of the sealing ring 16 is placed in the sealing groove 15, and the V-shaped opening end of the sealing ring 16 is arranged towards the direction of the cable sealing pipe 14.
Preferably, the lengths of the two sides of the V-shaped seal ring 16 are different, the long side of the V-shaped seal ring 16 is disposed in the seal groove 15, and the short side of the V-shaped seal ring 16 is disposed outside the seal groove 15.
The preferred technical scheme is that the number of the seal grooves 15 is at least two, the seal grooves 15 are uniformly distributed on the outer ring of the cable male end connector 12 along the axial direction, and a seal ring 16 is arranged in each seal groove 15.
The preferable technical scheme is that in half of the sealing grooves 15 on one side, close to the cable passing sealing pipe 14, of the cable male end connector 12, the V-shaped opening end of the sealing ring 16 in at least one sealing groove 15 is arranged in a direction opposite to the cable passing sealing pipe 14.
The working principle and the technical effect of the technical scheme are as follows:
when the cable drill rod is increased along with the increase of the hole depth, the pressure of water on the cable drill rod is increased, the V-shaped arm of the sealing ring 16 is under the pressure of water, the outer edge of the V-shaped elastic body 17 is compressed under the pressure, the V-shaped elastic body 17 provides outward tension for the sealing ring 16, because the lengths of the two edges of the V-shaped sealing ring 16 are different, the long edge of the V-shaped sealing ring 16 is arranged in the sealing groove 15, and the short edge of the V-shaped sealing ring 16 is arranged outside the sealing groove 15, so that the short edge of the V-shaped sealing ring 16 is not easily pressed to deform, and the sealing ring 16 can play a role in sealing between the cable male end connector 12 and the cable female end connector 13; when the pressure between the cable male end connector 12 and the cable female end connector 13 is too large, the short edge of the V-shaped sealing ring 16 is pressed and deformed, the V-shaped opening end of the sealing ring 16 is arranged in the direction opposite to the cable through sealing pipe 14, so that the arm of the V-shaped sealing ring 16 is pushed outwards by water pressure, and the force required by the outward bending of the V-shaped elastic body 17 is larger, so that the arm of the V-shaped sealing ring 16 is pressed tightly on the inner wall of the cable female end connector 13 by the water pressure, and the sealing effect is greatly improved.
In order to enable the cable male end joint 12 and the drill rod housing 10 to be fixedly arranged, a preferable technical scheme is that a retainer ring 18 is sleeved at the tail end of the cable male end joint 12, the retainer ring 18 is clamped with the inside of the drill rod housing 10, and the cable male end joint 12 is prevented from being pushed into the inside of the drill rod housing 10 to cause the connection between the cable male end joint 12 and the cable female end joint 13 to be unreasonable.
In order to enable adjacent through cable drill pipes to be connected more tightly, the preferable technical scheme is that an inner wall of one end, corresponding to the cable male end joint 12, of the drill pipe shell 10 is provided with an inner thread, an outer wall of one end, corresponding to the cable female end joint 13, of the drill pipe shell 10 is provided with an outer thread, and in the adjacent through cable drill pipe, the inner thread of one end, corresponding to the cable male end joint 12, of one drill pipe shell 10 is connected with the outer thread of one end, corresponding to the cable female end joint 13, of the other drill pipe shell 10 through threads.
It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (8)
1. A cable-passing drill rod comprises a drill rod shell (10), a spring (11), a cable male end joint (12), a cable female end joint (13) and a cable-passing sealing pipe (14), wherein the tail end of the spring (11) is fixedly arranged in the cable male end joint (12), the cable-passing sealing pipe (14) and the cable female end joint (13) are sequentially and fixedly connected, adjacent cable-passing drill rods are sequentially connected in a tail-closing manner, the cable male end joint (12) is inserted into the cable female end joint (13), and the cable-passing drill rod is characterized in that,
an annular sealing groove (15) is arranged on the outer ring of the cable male end connector (12), and a sealing ring (16) is arranged in the sealing groove (15); the section of the sealing ring (16) is V-shaped.
2. An umbilical drilling rod according to claim 1, characterized in that a ring of elastomer (17) is arranged inside the sealing ring (16), the elastomer (17) having a V-shaped cross-section.
3. An umbilical drilling rod according to claim 1, characterized in that the side of the sealing ring (16) is placed in the sealing groove (15), and the V-shaped mouth end of the sealing ring (16) is arranged towards the umbilical sealing tube (14).
4. 4-a drill pipe with cable according to claim 3, characterized in that the two sides of the V-shaped sealing ring (16) have different lengths, the long side of the V-shaped sealing ring (16) being arranged in the sealing groove (15) and the short side of the V-shaped sealing ring (16) being arranged outside the sealing groove (15).
5. The drill pipe with the cable as claimed in claim 4, wherein the number of the sealing grooves (15) is at least two, the sealing grooves (15) are uniformly distributed in the outer ring of the cable male end connector (12) along the axial direction, and a sealing ring (16) is arranged in each sealing groove (15).
6. The drill pipe with the cable as claimed in claim 5, characterized in that the V-shaped mouth end of the sealing ring (16) in at least one sealing groove (15) is arranged to face away from the cable gland (14) in half of the sealing grooves (15) on the side of the cable gland (14) of the cable male end connector (12).
7. The drill pipe with the cable passing through according to claim 1, wherein a retainer ring (18) is sleeved at the tail end of the cable male end connector (12), and the retainer ring (18) is clamped with the interior of the drill pipe shell (10).
8. The cabled drill pipe according to claim 1, characterized in that the inner wall of the drill pipe housing (10) corresponding to one end of the cable male joint (12) is provided with an internal thread, the outer wall of the drill pipe housing (10) corresponding to one end of the cable female joint (13) is provided with an external thread, and in the adjacent cabled drill pipe, the internal thread of one drill pipe housing (10) corresponding to one end of the cable male joint (12) is in threaded connection with the external thread of the other drill pipe housing (10) corresponding to one end of the cable female joint (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920939777.2U CN210105771U (en) | 2019-06-20 | 2019-06-20 | Through cable drill rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920939777.2U CN210105771U (en) | 2019-06-20 | 2019-06-20 | Through cable drill rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210105771U true CN210105771U (en) | 2020-02-21 |
Family
ID=69565793
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920939777.2U Active CN210105771U (en) | 2019-06-20 | 2019-06-20 | Through cable drill rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210105771U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111927336A (en) * | 2020-08-14 | 2020-11-13 | 沈阳北方交通重工集团有限公司 | One-way valve drill rod for coal mine drilling communication |
-
2019
- 2019-06-20 CN CN201920939777.2U patent/CN210105771U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111927336A (en) * | 2020-08-14 | 2020-11-13 | 沈阳北方交通重工集团有限公司 | One-way valve drill rod for coal mine drilling communication |
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