CN210637552U - One-way joint for deep hole drilling machine - Google Patents
One-way joint for deep hole drilling machine Download PDFInfo
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- CN210637552U CN210637552U CN201921563983.4U CN201921563983U CN210637552U CN 210637552 U CN210637552 U CN 210637552U CN 201921563983 U CN201921563983 U CN 201921563983U CN 210637552 U CN210637552 U CN 210637552U
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Abstract
The utility model discloses a one-way joint for deep hole drilling machine, including the one-way joint body, the inside of the one-way joint body is equipped with the fluid medium passageway, and the intermediate position department of fluid medium passageway is equipped with the one-way valve pocket, the left end in the inside of one-way valve pocket is equipped with the disk seat, and the right-hand member of disk seat installs the valve body, the disk seat seals with the valve body and mutual location, the activity is equipped with the case in the valve body, and the left end of case is equipped with the closing surface, be equipped with radial hole on the closing surface, the right-hand member of case is equipped; the utility model discloses a compressed air of upper end drilling rod input overcomes spring and confined gas's pressure, opens the closing surface of disk seat and case, and compressed air passes through the radial hole on the case and gets into the case inner chamber, gets into the lower extreme drilling rod through the spring holder, and when dismantling the upper end drilling rod, closed with the closing surface and the disk seat of case by the pressure of lower extreme medium and spring pressure, seals the lower extreme medium, reaches energy saving and emission reduction increase's purpose.
Description
Technical Field
The utility model relates to a connect technical field, especially relate to a deep hole is one-way joint for rig.
Background
In recent years, due to the fact that awareness of environmental protection and energy conservation of various departments is continuously enhanced, and the water conservancy requirements of industrial and agricultural production are continuously increased, various deep hole drilling machines which are widely applied to drilling wells, monitoring wells and other hole exploration engineering construction are wider and deeper in application range, and due to the fact that the drilling machines adopt compressed air down-the-hole drilling, along with the increase of the depth, the pressure and the discharge capacity of compressed air are correspondingly increased, and the power requirements and the slag discharge requirements of impactors can be met;
the prior art all need arrange the air in the drilling rod to the greatest extent when considering at every turn to change over the drilling rod because of safety, causes the waste of time and compressed air, increases construction cost, and prior art scheme: the utility model provides an one way connection (201820240775X) for deep hole drilling machine, when fixed set up porose circlip between spring holder afterbody and the one way connection internal wall, because the rising of compressed gas impact pressure, strengthen to the impact effort of using circlip, cause whole one way connection to shift or drop, reduce the reliability, consequently, the utility model provides a one way connection for deep hole drilling machine is in order to solve the problem that exists among the prior art.
SUMMERY OF THE UTILITY MODEL
To the above problem, the utility model provides a one way connection for deep hole drilling machine, this one way connection for deep hole drilling machine overcomes spring and confined gas's pressure through the compressed air of upper end drilling rod input, open the seal face of disk seat and case, compressed air gets into the case inner chamber through the radial hole on the case, get into the lower extreme drilling rod through the spring holder, provide corresponding medium through the lower extreme drilling rod, when dismantling the upper end drilling rod, the seal face and the disk seat closure of case are closed by the pressure of lower extreme medium and spring pressure, seal the lower extreme medium, reach energy saving and emission reduction's purpose of increasing efficiency.
In order to solve the problems, the utility model provides a one-way joint for a deep hole drilling machine, which comprises a one-way joint body, wherein a fluid medium channel is arranged inside the one-way joint body, and a one-way valve cavity is arranged in the middle of the fluid medium channel, a valve seat is arranged at the left end in the one-way valve cavity, and the right end of the valve seat is provided with a valve body, the valve seat and the valve body are sealed and mutually positioned, a valve core is movably arranged in the valve body, and the left end of the valve core is provided with a sealing surface which is provided with a radial hole, the right end of the valve core is provided with a cavity, a spring is arranged in the cavity, a spring seat is arranged at the right end in the one-way valve cavity and used for positioning the right ends of the valve body and the spring, a lock ring is sleeved outside the spring seat, and the inner side of the locking ring is provided with a positioning ring, the positioning ring hoops the spring seat tightly, and the right end of the outer side of the spring seat is sleeved with an elastic check ring for a shaft.
The further improvement lies in that: the right end of the inner wall of the one-way valve cavity is provided with a first clamping groove, the locking ring is clamped in the first clamping groove, and the locking ring and the positioning ring are combined to be used for positioning the spring seat.
The further improvement lies in that: the right-hand member on the spring holder outer wall is equipped with the second draw-in groove, circlip for the axle is gone into in the second draw-in groove, circlip for the axle is used for the location of holding ring.
The further improvement lies in that: and a third clamping groove is formed in the outer wall of the valve body, and an O-shaped sealing ring is arranged between the third clamping groove and the one-way valve cavity and used for sealing.
The further improvement lies in that: the left end of the outer side of the one-way joint body is provided with external threads, the right end of the inner side of the fluid medium channel is provided with internal threads, and the outer wall of the one-way joint body is provided with two groups of wrench outer parts.
The further improvement lies in that: the valve body is one of a cone valve body and a ball valve body, the sealing surface is one of a conical surface and a spherical surface, and the sealing surface is used for sealing the valve seat.
The utility model has the advantages that: the utility model overcomes the pressure of the spring and the sealing gas through the compressed air input by the upper end drill rod, opens the sealing surfaces of the valve seat and the valve core, the compressed air enters the inner cavity of the valve core through the radial hole on the valve core, enters the lower end drill rod through the spring seat, provides the corresponding medium through the lower end drill rod, when the upper end drill rod is disassembled, the sealing surface of the valve core is closed with the valve seat by the pressure of the lower end medium and the spring pressure, the lower end medium is sealed, the purposes of energy saving, emission reduction and efficiency improvement are achieved, the utility model combines the locking ring and the positioning ring to position the spring seat and the left end part, the positioning ring is positioned through the axial elastic retaining ring, and the locking ring and the axial elastic retaining ring are respectively fixed through the first clamping groove and the second clamping groove, the whole axial positioning is more reliable, the impact resistance is realized, meanwhile, in addition, the drill rods are convenient to disassemble and install outside the two wrenches.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic view of the present invention showing a partial structure;
FIG. 3 is a schematic view of the one-way joint body of the present invention;
FIG. 4 is a schematic view of the installation principle of the present invention;
fig. 5 is a side view of the present invention.
Wherein: 1. a one-way joint body; 2. a fluid medium channel; 3. a one-way valve cavity; 4. a valve seat; 5. a valve body; 6. a valve core; 7. a closed face; 8. a radial bore; 9. a spring; 10. a spring seat; 11. a locking ring; 12. a positioning ring; 13. a circlip for the shaft; 14. a first card slot; 15. a second card slot; 16. a third card slot; 17. an O-shaped sealing ring; 18. an external thread; 19. an internal thread; 20. the outside of the wrench; 21. an upper end drill rod; 22. and a lower end drill rod.
Detailed Description
In order to deepen the understanding of the present invention, the following embodiments will be combined to make the present invention do further details, and the present embodiment is only used for explaining the present invention, and does not constitute the limitation of the protection scope of the present invention.
According to fig. 1, 2, 3, 4 and 5, the embodiment provides a one-way joint for a deep hole drilling machine, which comprises a one-way joint body 1, wherein a fluid medium channel 2 is arranged inside the one-way joint body 1, a one-way valve cavity 3 is arranged in the middle position of the fluid medium channel 2, a valve seat 4 is arranged at the left end inside the one-way valve cavity 3, a valve body 5 is arranged at the right end of the valve seat 4, the valve seat 4 and the valve body 5 are sealed and mutually positioned, a valve core 6 is movably arranged inside the valve body 5, a closed surface 7 is arranged at the left end of the valve core 6, a radial hole is arranged on the closed surface, a cavity is arranged at the right end of the valve core 6, a spring 9 is arranged in the cavity, a spring seat 10 is arranged at the right end inside the one-way valve cavity 3, the spring seat 10 positions the right ends of the valve body 5 and the spring, the positioning ring 12 hoops the spring seat 10, and the right end of the outer side of the spring seat 10 is sleeved with a shaft elastic check ring 13. When the device works, compressed air input by the upper end drill rod 21 overcomes the pressure of the spring 9 and closed gas, the valve seat 4 and the closed surface 7 of the valve core 6 are opened, the compressed air enters the inner cavity of the valve core 6 through the radial hole 8 on the valve core 6, enters the lower end drill rod 22 through the spring seat 10, provides corresponding media through the lower end drill rod 22, and when the upper end drill rod 21 is disassembled, the closed surface of the valve core 6 and the sealing surface of the valve seat 4 are closed by the pressure of the lower end media and the pressure of the spring 9, the lower end media are closed and cannot reversely flow, and the purposes of saving energy, reducing.
The right end of the inner wall of the one-way valve cavity 3 is provided with a first clamping groove 14, the locking ring 11 is clamped in the first clamping groove 14, and the locking ring 11 and the positioning ring 12 are combined for positioning the spring seat 10.
The right end on the outer wall of the spring seat 10 is provided with a second clamping groove 15, the elastic check ring 13 for the shaft is clamped into the second clamping groove 15, and the elastic check ring 13 for the shaft is used for positioning the positioning ring 12. The whole axial positioning is more reliable and impact-resistant.
And a third clamping groove 16 is formed in the outer wall of the valve body 5, and an O-shaped sealing ring 17 is arranged between the third clamping groove 16 and the one-way valve cavity 3 for sealing. The sealing is more reliable.
The left end in the one-way joint body 1 outside is equipped with external screw thread 18 for connect installation upper end drilling rod 21, the right-hand member of fluid medium passageway 2 inboard is equipped with internal thread 19 for connect installation lower extreme drilling rod 22, be equipped with spanner foreign side 20 on the outer wall of one-way joint body 1, and spanner foreign side 20 is equipped with two sets ofly, convenient to detach installation drilling rod.
The valve body 5 is a conical valve body, the sealing surface 7 is a conical surface, and the sealing surface 7 is used for sealing the valve seat 4.
The one-way joint for the deep hole drilling machine overcomes the pressure of a spring 9 and closed gas through compressed air input by an upper end drill rod 21, a valve seat 4 and a closed surface 7 of a valve core 6 are opened, the compressed air enters an inner cavity of the valve core 6 through a radial hole 8 on the valve core 6, enters a lower end drill rod 22 through a spring seat 10, provides corresponding media through the lower end drill rod 22, closes the closed surface 7 of the valve core 6 and the valve seat 4 through the pressure of the lower end media and the pressure of the spring 9 when the upper end drill rod 21 is disassembled, closes the lower end media, achieves the purposes of energy conservation, emission reduction and efficiency improvement, positions the spring seat 10 and a left end part through a combination of a locking ring 11 and a positioning ring 12, positions the positioning ring 12 through an elastic check ring 13 for a shaft, respectively fixes the locking ring 12 and the elastic check ring 13 for the shaft through a first clamping groove 14 and a second clamping groove 15, ensures that the whole axial positioning is more reliable and impact resistance, the sealing is more reliable, and in addition, the two spanner outer boxes 20 are convenient to disassemble and install the drill rod.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a deep hole is one-way joint for rig, includes one-way joint body (1), its characterized in that: a fluid medium channel (2) is arranged inside the one-way joint body (1), a one-way valve cavity (3) is arranged in the middle of the fluid medium channel (2), a valve seat (4) is arranged at the left end inside the one-way valve cavity (3), a valve body (5) is arranged at the right end of the valve seat (4), the valve seat (4) and the valve body (5) are sealed and mutually positioned, a valve core (6) is movably arranged inside the valve body (5), a sealing surface (7) is arranged at the left end of the valve core (6), a radial hole is arranged on the sealing surface, a cavity is arranged at the right end of the valve core (6), a spring (9) is arranged in the cavity, a spring seat (10) is arranged at the right end inside the one-way valve cavity (3), the spring seat (10) is used for positioning the right ends of the valve body (5) and the spring (9), a locking ring (11) is sleeved outside the spring seat, the positioning ring (12) hoops the spring seat (10), and the right end of the outer side of the spring seat (10) is sleeved with a shaft elastic check ring (13).
2. The one-way joint for a deep hole drilling machine according to claim 1, characterized in that: the right end of the inner wall of the one-way valve cavity (3) is provided with a first clamping groove (14), the locking ring (11) is clamped in the first clamping groove (14), and the locking ring (11) and the positioning ring (12) are combined to be used for positioning the spring seat (10).
3. The one-way joint for a deep hole drilling machine according to claim 1, characterized in that: the right-hand member on spring holder (10) outer wall is equipped with second draw-in groove (15), circlip (13) card is used to the axle in second draw-in groove (15), circlip (13) are used for the location of holding ring (12) for the axle.
4. The one-way joint for a deep hole drilling machine according to claim 1, characterized in that: and a third clamping groove (16) is formed in the outer wall of the valve body (5), and an O-shaped sealing ring (17) is arranged between the third clamping groove (16) and the one-way valve cavity (3) for sealing.
5. The one-way joint for a deep hole drilling machine according to claim 1, characterized in that: the left end in one-way joint body (1) outside is equipped with external screw thread (18), the right-hand member of fluid medium passageway (2) inboard is equipped with internal thread (19), be equipped with spanner outside (20) on the outer wall of one-way joint body (1), and spanner outside (20) are equipped with two sets ofly.
6. The one-way joint for a deep hole drilling machine according to claim 1, characterized in that: the valve body (5) is one of a cone valve body and a ball valve body, the sealing surface (7) is one of a conical surface and a spherical surface, and the sealing surface (7) is used for sealing the valve seat (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921563983.4U CN210637552U (en) | 2019-09-19 | 2019-09-19 | One-way joint for deep hole drilling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921563983.4U CN210637552U (en) | 2019-09-19 | 2019-09-19 | One-way joint for deep hole drilling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210637552U true CN210637552U (en) | 2020-05-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921563983.4U Active CN210637552U (en) | 2019-09-19 | 2019-09-19 | One-way joint for deep hole drilling machine |
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| Country | Link |
|---|---|
| CN (1) | CN210637552U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113586770A (en) * | 2021-08-27 | 2021-11-02 | 北京航空航天大学宁波创新研究院 | Pipe joint structure for reverse flow interception |
-
2019
- 2019-09-19 CN CN201921563983.4U patent/CN210637552U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113586770A (en) * | 2021-08-27 | 2021-11-02 | 北京航空航天大学宁波创新研究院 | Pipe joint structure for reverse flow interception |
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