CN211397529U - Orifice sealing device and drilling machine with same - Google Patents
Orifice sealing device and drilling machine with same Download PDFInfo
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- CN211397529U CN211397529U CN201922257345.6U CN201922257345U CN211397529U CN 211397529 U CN211397529 U CN 211397529U CN 201922257345 U CN201922257345 U CN 201922257345U CN 211397529 U CN211397529 U CN 211397529U
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Abstract
The utility model discloses a drill way sealing device relates to mine gallery exploration technical field. Comprises a first sealing component and a second sealing component; the first sealing assembly comprises a first sleeve, a rubber ring assembly and a first nut, a first bulge is arranged on the outer wall of the first section of the first sleeve, a first external thread is arranged on the outer wall of the second section of the first sleeve, the rubber ring assembly is sleeved on the first sleeve, and the first nut is sleeved on the first external thread; the second sealing assembly comprises a pipe joint, a second sleeve, a second nut and a first rubber ring, wherein second external threads are arranged on the outer wall of the second sleeve, a second bulge is arranged on the inner wall of the tail part of the second nut, the second nut is sleeved on the second external threads, the first rubber ring is placed in the inner cavity of the second nut, a first opening of the pipe joint is connected with the first sleeve, a second opening of the pipe joint is connected with the second sleeve, and a third opening of the pipe joint is communicated with an external water pipe; therefore, the problem that the geological drilling machine in the prior art cannot drill inclined holes to obtain the drill cores is solved.
Description
Technical Field
The utility model relates to a mine gallery exploration technical field, more specifically say, relate to an orifice sealing device and have this sealing device's rig.
Background
The mine geological exploration technology is one of scientific technologies which are urgently needed to be developed in the development of the nation and the society all the time, and meanwhile, under the current environmental background that the environmental pollution is serious and natural resources are developed, the research on the mine geological exploration technology becomes more urgent and important. However, the geological drilling rig is indispensable equipment in geological exploration work of mines, and the geological drilling rig with excellent performance can effectively improve the efficiency of exploration work.
At present, the drilling process of the existing geological drilling machine is suitable for drilling a horizontal hole and a downward inclined hole in a roadway, a drill rod is inserted into a rock arm, a core tube is also inserted into the rock, a mechanical claw in a fishing device is conveyed into the rock hole through water pressure generated by a water pump and grabs the core tube, and then the core tube is taken out by dragging a rope on the fishing device; if the inclined hole is drilled, because the fishing device is subjected to the self gravity, the mechanical claw in the fishing device is difficult to convey by the water pressure generated by the water pump to the rock hole to take out the rock core pipe, so that the geological drilling machine cannot drill the inclined hole to take out the rock core.
Therefore, how to solve the problem that the geological drilling machine in the prior art cannot complete the drilling operation of drilling inclined holes to obtain the rock core becomes an important technical problem to be solved by the technical personnel in the field.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a drill way sealing device and have this sealing device's rig can't accomplish to beat the inclined hole and get the technical problem of the probing operation of core in order to solve among the prior art geological drilling rig. The utility model provides a plurality of technical effects that preferred technical scheme among a great deal of technical scheme can produce see the explanation below in detail.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model provides a drill way sealing device, including first seal assembly, first seal assembly is including being used for supplying first sleeve pipe, the overcoat that hollow drilling rod runs through to be in rubber ring subassembly on the first sleeve pipe outer wall, with the first nut of first sleeve pipe butt joint, first sheathed tube internal diameter is greater than the external diameter of drilling rod just first sheathed tube inner wall with be equipped with the clearance that is used for supplying rivers to pass through between the outer wall of drilling rod, be provided with first arch along the circumference direction on the outer wall of first sleeve pipe first section, it is provided with first external screw thread to encircle along the circumference direction on the outer wall of first sleeve pipe second section, first nut with on the first sleeve pipe first external screw thread cooperatees, works as first nut along first sleeve pipe to during first bellied direction removes, first nut can with the rubber ring subassembly with first arch supports tightly each other just the rubber ring subassembly is to keeping away from first sleeve pipe outer wall Directional expansion of the wall;
the second sealing assembly comprises a pipe joint for the drill rod to penetrate through, a second sleeve on the outer wall of the pipe joint, a second nut matched with the second external thread on the second sleeve, and n first rubber rings placed in the inner cavity of the second nut and elastically abutted against the inner wall of the second nut, wherein the second sleeve is provided with a second external thread in a surrounding manner along the circumferential direction, and the first rubber rings are elastically abutted against the inner wall of the second nut; be provided with on the pipe connector with first sheathed tube second section threaded connection's first opening, with second sheathed tube first section threaded connection's second opening, the third opening that is used for supplying the fixed intercommunication of external water pipe, be provided with the second arch along the circumference direction on the inner wall of second nut afterbody, work as the second nut along the second sleeve to when the direction of second sheathed tube first section removed, the second nut can with the second sleeve first rubber ring and the protruding tight each other of support of second just first rubber ring is to keeping away from the direction inflation of second nut inner wall, simultaneously first rubber ring with the outer wall interference contact of drilling rod.
On the basis of the technical scheme, the utility model discloses can also do following improvement.
Furthermore, the rubber ring assembly comprises a compression ring and a second rubber ring, the second rubber ring and the compression ring are assembled on the outer wall of the first sleeve in a staggered mode in sequence, and the second rubber ring is arranged at each of the two ends of the compression ring.
Furthermore, the first rubber ring and the second rubber ring are both O-shaped rings and are made of rubber.
Further, the pipe joint is a positive tee joint, the first sleeve is an inner partition sleeve, and the second sleeve is a short connecting pipe.
Furthermore, the first sleeve, the second sleeve, the compression ring, the first nut and the second nut are all made of Q235 steel.
Furthermore, the first sleeve and the first protrusion are of an integrated structure, and the second sleeve and the second protrusion are of an integrated structure.
Furthermore, the first sleeve at the threaded connection part of the first opening and the second sleeve at the threaded connection part of the second opening are both wound with raw material belts.
Further, the inner diameter and the outer diameter of the first sleeve are equal to the inner diameter and the outer diameter of the second sleeve.
Furthermore, the surfaces of the first sleeve in contact fit with the compression ring are polished surfaces.
The utility model provides a drilling machine, including the aforesaid drill way sealing device.
The technical scheme provided by the application comprises the following beneficial effects:
in the technical scheme provided by the utility model, the orifice sealing device comprises a first sealing component and a second sealing component; the first sealing assembly comprises a first sleeve, a rubber ring assembly and a first nut, a first bulge is arranged on the outer wall of the first section of the first sleeve along the circumferential direction, a first external thread is arranged on the outer wall of the second section of the first sleeve in a surrounding manner along the circumferential direction, the rubber ring assembly is sleeved on the outer wall of the first sleeve, the first nut is sleeved on the first external thread, the inner diameter of the first sleeve is larger than the outer diameter of the drill rod, and a gap for water to pass through is formed between the inner wall of the first sleeve and the outer wall of the drill rod; the second seal assembly comprises a pipe joint, a second sleeve, a second nut and a first rubber ring, a second external thread is arranged on the outer wall of the second sleeve in a surrounding mode along the circumferential direction, a second protrusion is arranged on the inner wall of the tail portion of the second nut in the circumferential direction, the second nut is sleeved on the second external thread, the first rubber ring is placed in an inner cavity of the second nut, a first opening of the pipe joint is in threaded connection with a second section of the first sleeve, a second opening of the pipe joint is in threaded connection with a first section of the second sleeve, and a third opening of the pipe joint is fixedly communicated with an external water pipe. With the arrangement, when the first nut moves towards the first bulge along the first sleeve, the first nut can tightly support the rubber ring component and the first bulge, and the rubber ring component expands towards the direction far away from the outer wall of the first sleeve, so that the first sealing component and the inner wall of the rock hole are sealed; when the second nut moves along the direction of the second sleeve to the first section of the second sleeve, the second nut can tightly support the second sleeve, the first rubber ring and the second bulge, the first rubber ring expands towards the direction far away from the inner wall of the second nut, and meanwhile, the first rubber ring is in interference contact with the outer wall of the drill rod, so that the sealing between the second sealing assembly and the outer wall of the drill rod is realized; a first sealing assembly in the device is inserted into a rock hole, a first nut is screwed down to enable a rubber ring assembly to be in interference contact with the inner wall of the rock hole, then a hollow drill rod penetrates through a second sleeve, a pipe joint and the first sleeve, a second nut is screwed down to enable a first rubber ring to be in interference contact with the outer wall of the drill rod, when the drill rod is rotated and drilled, external water flows into the drill rod through a third water inlet of the pipe joint, the water flows upwards along the outer wall of the drill rod until the top of a drill bit, and then the water flows out along the inner wall of the hollow drill rod to drive a rock core to flow out; therefore, the problem that the geological drilling machine in the prior art cannot complete drilling operation for drilling inclined holes to obtain rock cores is solved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of a first seal assembly of an orifice sealing device in an embodiment of the present invention;
fig. 2 is a schematic structural view of a second seal assembly of an orifice sealing device in an embodiment of the present invention;
fig. 3 is a schematic structural view of the orifice sealing device as a whole in the embodiment of the present invention;
FIG. 4 is a schematic structural view of an orifice sealing device assembled with a drill rod according to an embodiment of the present invention;
fig. 5 is a partially enlarged schematic view of a first seal assembly of an orifice sealing device according to an embodiment of the present invention;
fig. 6 is a partially enlarged schematic view of a second seal assembly of an orifice sealing device according to an embodiment of the present invention;
FIG. 7 is a schematic cross-sectional view of a rock wall and rock bore;
fig. 8 is a schematic sectional view of an orifice sealing device assembled in a rock bore according to an embodiment of the present invention;
fig. 9 is a schematic view of the working principle of the orifice sealing device cooperating with the drill rod according to the embodiment of the present invention.
Reference numerals:
1. a first seal assembly; 2. a second seal assembly; 3. a drill stem; 4. a rock wall; 5. a rock bore; 6. a first sleeve; 7. a first nut; 8. a first protrusion; 9. a first external thread; 10. a pipe joint; 11. a second external thread; 12. a second sleeve; 13. a second nut; 14. a first rubber ring; 15. a first opening; 16. a second opening; 17. a third opening; 18. a second protrusion; 19. a compression ring; 20. and a second rubber ring.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The objective of the present embodiment is to provide an orifice sealing device, wherein when the first nut moves along the first sleeve toward the first protrusion, the first nut can tightly abut the rubber ring component against the first protrusion and expand the rubber ring component toward a direction away from the outer wall of the first sleeve, so as to seal the first sealing component and the inner wall of the rock hole; when the second nut moves along the direction of the second sleeve to the first section of the second sleeve, the second nut can tightly support the second sleeve, the first rubber ring and the second bulge, the first rubber ring expands towards the direction far away from the inner wall of the second nut, and meanwhile, the first rubber ring is in interference contact with the outer wall of the drill rod, so that the sealing between the second sealing assembly and the outer wall of the drill rod is realized; a first sealing assembly in the device is inserted into a rock hole, a first nut is screwed down to enable a rubber ring assembly to be in interference contact with the inner wall of the rock hole, then a hollow drill rod penetrates through a second sleeve, a pipe joint and the first sleeve, a second nut is screwed down to enable a first rubber ring to be in interference contact with the outer wall of the drill rod, when the drill rod is rotated and drilled, external water flows into the drill rod through a third water inlet of the pipe joint, the water flows upwards along the outer wall of the drill rod until the top of a drill bit, and then the water flows out along the inner wall of the hollow drill rod to drive a rock core to flow out; therefore, the problem that the geological drilling machine in the prior art cannot complete drilling operation for drilling inclined holes to obtain rock cores is solved.
Hereinafter, embodiments will be described with reference to the drawings. The embodiments described below do not limit the scope of the invention described in the claims. Further, the entire contents of the configurations shown in the following embodiments are not limited to those necessary as a solution of the invention described in the claims.
Referring to fig. 1-9, the present embodiment provides an orifice sealing device, including a first sealing assembly 1 and a second sealing assembly 2; the first sealing assembly 1 comprises a first sleeve 6, a rubber ring assembly and a first nut 7, a first bulge 8 is arranged on the outer wall of a first section of the first sleeve 6 along the circumferential direction, a first external thread 9 is arranged on the outer wall of a second section of the first sleeve 6 along the circumferential direction in a surrounding manner, the rubber ring assembly is sleeved on the outer wall of the first sleeve 6, the first nut 7 is sleeved on the first external thread 9, the inner diameter of the first sleeve 6 is larger than the outer diameter of the drill rod 3, and a gap for water to pass through is formed between the inner wall of the first sleeve 6 and the outer wall of the drill rod 3; the second sealing component 2 comprises a pipe joint 10, a second sleeve 12, a second nut 13 and a first rubber ring 14, a second external thread 11 is arranged on the outer wall of the second sleeve 12 in a surrounding mode along the circumferential direction, a second bulge 18 is arranged on the inner wall of the tail portion of the second nut 13 along the circumferential direction, the second nut 13 is sleeved on the second external thread 11, the first rubber ring 14 is placed in the inner cavity of the second nut 13, a first opening 15 of the pipe joint 10 is in threaded connection with a second section of the first sleeve 6, a second opening 16 of the pipe joint 10 is in threaded connection with a first section of the second sleeve 12, and a third opening 17 of the pipe joint 10 is fixedly communicated with the external water pipe.
With the arrangement, when the first nut 7 moves along the first sleeve 6 to the direction of the first bulge 8, the first nut 7 can tightly support the rubber ring component and the first bulge 8, and the second rubber ring 20 in the rubber ring component expands towards the direction far away from the outer wall of the first sleeve 6, so that the sealing between the first sealing component 1 and the inner wall of the rock hole 5 is realized; when the second nut 13 moves along the direction from the second sleeve 12 to the first section of the second sleeve 12, the second nut 13 can make the second sleeve 12, the first rubber ring 14 and the second protrusion 18 abut against each other, the first rubber ring 14 expands towards the direction away from the inner wall of the second nut 13, and meanwhile, the first rubber ring 14 is in interference contact with the outer wall of the drill rod 3, so that the sealing between the second sealing assembly 2 and the outer wall of the drill rod 3 is realized; a first sealing assembly 1 in the device is inserted into a rock hole 5, a first nut 7 is screwed down to enable a second rubber ring 20 in the rubber ring assembly to be in interference contact with the inner wall of the rock hole 5, then a hollow drill rod 3 is sequentially penetrated along the directions of a second sleeve 12, a pipe joint 10 and a first sleeve 6, a second nut 13 is screwed down to enable a first rubber ring 14 to be in interference contact with the outer wall of the drill rod 3, when the drill rod 3 is rotationally drilled, external water flows in through a third opening 17 of the pipe joint 10, the water flows up along the outer wall of the drill rod 3 until the top of a drill bit, and then the water flows out along the inner wall of the hollow drill rod 3 with a core; therefore, the problem that the geological drilling machine in the prior art cannot complete drilling operation for drilling inclined holes to obtain rock cores is solved.
As an optional embodiment, the rubber ring assembly includes a compression ring 19 and a second rubber ring 20, the second rubber ring 20 and the compression ring 19 are sequentially assembled on the outer wall of the first sleeve 6 in a staggered manner, and the second rubber ring 20 is disposed at each of two ends of each compression ring 19, the number of the first rubber ring 14, the number of the second rubber ring 20, and the number of the compression rings 19 may be set according to actual field use conditions, in this embodiment, the number of the first rubber ring 14 is preferably four, the number of the second rubber ring 20 is preferably seven, and the number of the compression rings 19 is preferably six. So set up, the assembly that staggers in proper order of second rubber ring 20 and clamp ring 19 can guarantee each second rubber ring 20 can both be even the extrusion force that receives clamp ring 19, makes every second rubber ring 20 all realize expanded effect.
In a more specific embodiment, the first rubber ring 14 and the second rubber ring 20 are both O-rings and are made of rubber. So set up, O type rubber ring's elasticity is big, can produce the deformation under it receives the exogenic action, can resume the original state after removing external force, has good physical mechanical properties and chemical stability, has heat-resisting, cold-resistant, anti performance such as anti-atmospheric aging simultaneously.
As an alternative embodiment, the pipe joint 10 is a tee joint, the first pipe 6 is an inner spacer pipe, and the second pipe 12 is a nipple.
In a more specific embodiment, the first sleeve 6, the second sleeve 12, the compression ring 19, the first nut 7 and the second nut 13 are all made of Q235 steel. So set up, Q235 steel has good plasticity and welding performance, and the formability is very good and has certain intensity.
As an alternative embodiment, the first sleeve 6 and the first protrusion 8 are integrally formed during the manufacturing process, and the second sleeve 12 and the second protrusion 18 are integrally formed during the manufacturing process.
As an alternative embodiment, the thread connection between the first sleeve 6 and the first opening 15 is wound with a raw material tape, and the thread connection between the second sleeve 12 and the second opening 16 is wound with a raw material tape. So set up, the winding has the thread tape in the screw thread department of water pipe connection, has played a sealed effect, has avoided water pipe water receiving department to have the phenomenon that water oozes effectively.
As an alternative embodiment, the inner and outer diameter dimensions of the first sleeve 6 are equal to the inner and outer diameter dimensions of the second sleeve 12. By the arrangement, the device can be ensured to have excellent service performance, and the size of the appearance of the whole device can be more harmoniously and uniformly seen.
In a more specific embodiment, the surfaces of the first sleeve 6 that are in contact with the compression ring 19 are polished surfaces. By the arrangement, the friction resistance overcome when the compression ring 19 slides on the first sleeve 6 can be reduced, unnecessary abrasion between the compression ring and the first sleeve can be reduced, and the service life of the compression ring is prolonged.
This specific embodiment also provides a drilling machine, which includes the orifice sealing device in any one of the above embodiments, and since the drilling machine employs the orifice sealing device described in the above embodiments, the drilling machine and the orifice sealing device have the same beneficial effects, and thus the description thereof is omitted.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. An orifice sealing device, comprising:
first seal assembly (1), first seal assembly (1) including be used for supplying hollow drilling rod (3) to run through first sleeve pipe (6), overcoat on the rubber ring subassembly on first sleeve pipe (6) outer wall, with first nut (7) of first sleeve pipe (6) butt joint, the internal diameter of first sleeve pipe (6) is greater than the external diameter of drilling rod (3) just the inner wall of first sleeve pipe (6) with be equipped with between the outer wall of drilling rod (3) and be used for the clearance that the confession rivers passed through, be provided with first arch (8) along circumference direction on the outer wall of first section of first sleeve pipe (6), it is provided with first external screw thread (9) to encircle along circumference direction on the outer wall of first sleeve pipe (6) second section, first nut (7) with on first sleeve pipe (6) first external screw thread (9) cooperate, work as first nut (7) move to the direction of first arch (8) along first sleeve pipe (6) When the rubber ring expansion joint moves, the first nut (7) can enable the rubber ring component and the first bulge (8) to be mutually abutted, and the rubber ring component expands towards the direction far away from the outer wall of the first sleeve (6);
the second sealing assembly (2) comprises a pipe joint (10) for the drill rod (3) to penetrate through, a second sleeve (12) with a second external thread (11) arranged on the outer wall in a surrounding mode along the circumferential direction, a second nut (13) matched with the second external thread (11) on the second sleeve (12), and n first rubber rings (14) placed in the inner cavity of the second nut (13), wherein the first rubber rings (14) are elastically abutted to the inner wall of the second nut (13), and n is a positive integer larger than or equal to 1; the pipe joint (10) is provided with a first opening (15) in threaded connection with the second section of the first sleeve (6), a second opening (16) in threaded connection with the first section of the second sleeve (12), and a third opening (17) for fixedly communicating an external water pipe, a second bulge (18) is arranged on the inner wall of the tail part of the second nut (13) along the circumferential direction, when the second nut (13) is moved along the second sleeve (12) in the direction of the first section of the second sleeve (12), the second nut (13) can tightly support the second sleeve (12), the first rubber ring (14) and the second bulge (18) and the first rubber ring (14) expands towards the direction far away from the inner wall of the second nut (13), meanwhile, the first rubber ring (14) is in interference contact with the outer wall of the drill rod (3).
2. The orifice sealing device according to claim 1, characterized in that the rubber ring assembly comprises a compression ring (19) and a second rubber ring (20), the second rubber ring (20) and the compression ring (19) are sequentially assembled on the outer wall of the first sleeve (6) in a staggered manner, and the second rubber ring (20) is arranged at both ends of each compression ring (19).
3. The orifice sealing device of claim 2, wherein the first rubber ring (14) and the second rubber ring (20) are both O-rings and are both rubber.
4. The orifice sealing device of claim 1, wherein the pipe joint (10) is a tee joint, the first sleeve (6) is an inner spacer sleeve, and the second sleeve (12) is a nipple.
5. The orifice sealing device of claim 2, wherein the first sleeve (6), the second sleeve (12), the compression ring (19), the first nut (7), and the second nut (13) are all Q235 steel.
6. The orifice sealing device of claim 1, wherein the first sleeve (6) is of unitary construction with the first protrusion (8) and the second sleeve (12) is of unitary construction with the second protrusion (18).
7. The orifice sealing device of claim 1, wherein a thread of thread tape is wound on both the first sleeve (6) where it is screwed to the first opening (15) and the second sleeve (12) where it is screwed to the second opening (16).
8. The orifice sealing device of claim 1, wherein the inner and outer diameter dimensions of the first sleeve (6) and the inner and outer diameter dimensions of the second sleeve (12) are respectively correspondingly equal.
9. The orifice sealing device of claim 2, wherein the surfaces of the first sleeve (6) in contact with the compression ring (19) are polished surfaces.
10. A drilling rig comprising an aperture sealing device according to any of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922257345.6U CN211397529U (en) | 2019-12-16 | 2019-12-16 | Orifice sealing device and drilling machine with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922257345.6U CN211397529U (en) | 2019-12-16 | 2019-12-16 | Orifice sealing device and drilling machine with same |
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| Publication Number | Publication Date |
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| CN211397529U true CN211397529U (en) | 2020-09-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922257345.6U Active CN211397529U (en) | 2019-12-16 | 2019-12-16 | Orifice sealing device and drilling machine with same |
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| CN (1) | CN211397529U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110847839A (en) * | 2019-12-16 | 2020-02-28 | 锡林郭勒盟山金阿尔哈达矿业有限公司 | Orifice sealing device and drilling machine with same |
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2019
- 2019-12-16 CN CN201922257345.6U patent/CN211397529U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110847839A (en) * | 2019-12-16 | 2020-02-28 | 锡林郭勒盟山金阿尔哈达矿业有限公司 | Orifice sealing device and drilling machine with same |
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