CN213775351U - Test device for testing no lifting of drilling pressure water in ground drilling construction - Google Patents
Test device for testing no lifting of drilling pressure water in ground drilling construction Download PDFInfo
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- CN213775351U CN213775351U CN202021956240.6U CN202021956240U CN213775351U CN 213775351 U CN213775351 U CN 213775351U CN 202021956240 U CN202021956240 U CN 202021956240U CN 213775351 U CN213775351 U CN 213775351U
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Abstract
The utility model provides a do not carry in the surface drilling construction and bore pressure water test device, include: the water pressing sleeve is connected with the drilling well mouth sleeve through a screw thread structure, the slip structure fixes a drilling rod for ground drilling, the slip structure comprises a slip and a slip supporting ring, the slip supporting ring is arranged in the water pressing sleeve, the slip is detachable and does not contain movable parts, the screw thread structure comprises a first screw thread connecting piece and a second screw thread connecting piece, the upper end of the water pressing sleeve is connected with a sleeve gland, the accessory comprises a pressure gauge and a high-pressure valve, the high-pressure valve nipple is connected with the second screw thread connecting piece through welding, the upper side of the sleeve gland is connected with the pressure gauge through the first screw thread connecting piece, the upper end of the water pressing sleeve is connected with a high-pressure grouting pump and a grouting pipe through the high-pressure valve, and the drilling rod is installed inside the drilling well mouth sleeve.
Description
Technical Field
The utility model relates to a colliery water evil ground area explores administers technical field belongs to colliery prevention and cure water trade, especially a ground area administers in the water evil probing construction and does not carry the water pressure test device that drills, is mainly used for colliery water evil ground to explore in administering the construction, carries out a device in the water pressure test work.
Background
A technology for detecting and treating water damage in ground areas is a technology for preventing and treating water damage in coal mines initiated by a medium energy peak group in 2012, regional treatment standards and regulations are formulated in 2015, and then application and popularization are performed on medium energy peak group phoenix tree banker mine, jiulong mine, Yangdong mine and Xinan mine in the mines. According to the technical scheme, the national coal mine safety supervision department 2015 year coal mine water prevention and control site can be called on in the wing by energy collection clusters, the water damage area management technology is popularized as a key technology, the 2016 year first-time water prevention and control technology training is carried out in the Australian technology training center of the energy peak group in the wing, the water damage area management technology is vigorously popularized and applied in the large water mining area, and the Guoer mine of the energy Handan mining group in the wing, the chendong mine, the chenge mine of the energy share company in the wing, the Huaibei group, the Henan coking coal group, the Shanxi linfen mining area and other similar large water mining areas in China are popularized and applied.
Since the advent of regional exploration treatment technology, water-pressing tests are routinely adopted in coal mine water control work in the process of continuously developing, enriching and perfecting, and are mainly used for exploring the crack development condition of a treatment target layer and evaluating the water-resisting performance of a stratum after grouting treatment. The ground is very common, the water pressure test is generally carried out by adopting a drill lifting mode, and the drill lifting has little influence on the construction progress when a drill hole is shallow. According to the ground area treatment exploration technology adopted at present, the depth of a drill hole is generally 1000-3000m, a water pressing test is generally carried out after the drill is lifted, then the drill is lowered again, a water pressing test is carried out, the time and labor are wasted and the construction progress is seriously influenced, and a water pressing test is generally carried out for 100-150m according to the technical requirements.
Therefore, how to ensure the construction progress and meet the technical requirements is a construction problem to be solved.
SUMMERY OF THE UTILITY MODEL
In order to overcome the above-mentioned problem that prior art exists, the utility model aims to provide a do not carry and bore the pressurized water test device, solved this production actual problem.
An object of the utility model is to provide a do not carry in the ground drilling construction and press water test device, include:
the water pressing sleeve comprises a water pressing sleeve, a drilling wellhead sleeve, a slip structure, a screw thread structure, a valve and accessories, wherein the lower end of the water pressing sleeve is connected with the drilling wellhead sleeve through the screw thread structure, and the slip structure is connected with a drill rod drilled on the ground and is fixed.
Preferably, the slip structure comprises slips and a slip ring, the slip ring being disposed within the press jacket pipe.
Preferably, the slips are removable.
Preferably, the slip ring is a fixed structure without moving parts.
Preferably, the screw thread structure comprises a first screw thread connecting piece and a second screw thread connecting piece, and the first screw thread connecting piece and the second screw thread connecting piece are respectively arranged at the upper end and the lower end of the water pressing sleeve.
Preferably, the upper end of the water pressing sleeve is coupled with a sleeve gland.
Preferably, the accessory comprises a pressure gauge and a high-pressure valve, the high-pressure valve is connected with the second threaded connecting piece through a short section welded on the high-pressure valve, and the upper part of the sleeve pressure cover is connected with the pressure gauge through a first threaded connecting piece.
Preferably, the upper end of the water pressing sleeve is connected with a high-pressure grouting pump and a grouting pipe through the high-pressure valve.
Preferably, the drill pipe is mounted inside the borehole casing.
The utility model has the advantages that: the utility model discloses a do not carry and bore water pressure test device has solved the production difficult problem that must carry the brill to carry out the pressurized-water test before, can shorten the time that the pressurized-water test carried the brill and bore down greatly through not carrying and bore water pressure test device, has saved the work progress and has reduced and has bored the time from top to bottom, has improved probing efficiency of construction. The device is simple, convenient to detach and install and high in applicability and operability.
Drawings
Fig. 1 is a schematic structural diagram of an apparatus according to an embodiment of the present invention;
fig. 2 is a schematic view of a slip structure according to an embodiment of the present invention.
Reference numerals:
1-a pressure gauge; 2-sleeve gland; 3-a first threaded connector; 4-a high pressure valve; 5-high pressure grouting pump and grouting pipe; 6-slips; 7-a slip ring; 8-water pressing sleeve; 9-a second threaded connector; 10-drilling a wellhead casing; 11-drill rod.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings, which are not intended to limit the scope of the invention.
Referring to fig. 1, the device for testing the water pressure without lifting the drill bit in the ground drilling construction of the embodiment comprises: the water pressing sleeve 8, the well drilling wellhead sleeve 10, the slips structure, the screw thread structure, the valve and the accessory are formed, the lower end of the water pressing sleeve 8 is connected with the well drilling wellhead sleeve 10 through the screw thread structure, and the slips structure fixes a drill rod for ground drilling. Referring to fig. 2, the slip structure includes slips 6 and a slip ring 7, the slip ring 7 being disposed within a pressurized water casing 8. The slips 6 are removable. The slip ring 7 is stationary. The screw thread structure includes first screw thread connecting piece 3 and second screw thread connecting piece 9, and first screw thread connecting piece 3 and second screw thread connecting piece 9 set up respectively in the upper end and the lower extreme of pressurized-water sleeve pipe 8, and this embodiment forms first screw thread connecting piece 3 and second screw thread connecting piece 9 through the turner. The upper end of the water pressing sleeve 8 is connected with the sleeve gland 2.
The accessory comprises a pressure gauge 1 and a high-pressure valve 4, the high-pressure valve 4 is connected with a second screw thread connecting piece 9 through a welded short section, and the upper part of the sleeve gland 2 is connected with the pressure gauge 1 through a first screw thread connecting piece 3. The upper end of the water pressing sleeve 8 is connected with a high-pressure grouting pump and a grouting pipe 5 through a high-pressure valve 4. The drill pipe 11 is mounted inside the borehole wellhead casing 10.
The nipple joint is welded on the second screw thread connecting piece 9 through the lathe at the lower extreme of pressurized-water sleeve 8, can adopt one or more nipple joints according to technology, and the nipple joint is in second screw thread connecting piece below to between second screw thread connecting piece 9 and high-pressure valve 4, play the connection effect, in fact the nipple joint is for violently managing one section of being connected with high-pressure valve 4.
The working principle and the using process of the device are as follows:
the use process of the no-lifting drilling water pressing device comprises the following steps: the drill rod 11 is first removed from the well above the exposure. And secondly, firmly connecting a water pressing device (externally connected with a high-pressure grouting pump and a grouting pipe 5) with the casing wellhead 10. Then, part of the drill rod 11 is lifted upwards and is discharged, the slips 6 are put into the water pressing device, the drill rod 11 is put down, and the drill rod 11 is clamped at the slips 6. Finally, the sleeve gland 2 (with the pressure gauge 1) is screwed at the top, a closed space is formed in the hole, the purpose of pressurized water without lifting a drill is achieved, the pressurized water period is greatly shortened, and the construction efficiency is improved.
The manufacturing and assembling process of the device comprises the following steps:
the slip supporting ring 7 is manufactured in the pressurized-water casing pipe 8, the second screw thread connecting piece 9 is turned out at the lower end through a lathe, the second screw thread connecting piece 9 is connected with the high-pressure valve 4 through a short section welded on the second screw thread connecting piece, the first screw thread connecting piece 3 turned out through the lathe is connected with the high-pressure gauge 1 above the casing gland 2, and the structure is simple and reasonable.
The non-lifting-bit water-pressure test device solves the production problem that a water-pressure test needs to be carried out before, can greatly shorten the time for lifting and lowering the water-pressure test, saves the construction process, reduces the time for lifting and lowering the drill, and improves the drilling construction efficiency. The device is simple, convenient to detach and install and high in applicability and operability.
The technical solutions provided by the embodiments of the present invention are described in detail above, and the principles and embodiments of the present invention are explained herein by using specific examples, and the descriptions of the above embodiments are only applicable to help understand the principles of the embodiments of the present invention; meanwhile, a person skilled in the art can change the embodiments and the application ranges according to the embodiments of the present invention, and in summary, the content of the present specification should not be construed as a limitation to the present invention.
Claims (9)
1. A test device for testing the pressure of water without lifting the drill bit in the ground drilling construction is characterized by comprising:
the water pressing sleeve comprises a water pressing sleeve (8), a drilling wellhead sleeve (10), a slip structure, a screw thread structure, a valve and accessories, wherein the lower end of the water pressing sleeve (8) is connected with the drilling wellhead sleeve (10) through the screw thread structure, and the slip structure is connected with a drill rod drilled on the ground and is fixed.
2. The device for testing the water pressure without lifting the drill bit in the ground drilling construction according to claim 1, wherein: the slip structure comprises slips (6) and a slip ring (7), wherein the slip ring (7) is arranged in the water pressing sleeve (8).
3. The device for testing the water pressure without lifting the drill bit in the ground drilling construction according to claim 2, wherein: the slips (6) are detachable.
4. The device for testing the water pressure without lifting the drill bit in the ground drilling construction according to claim 2, wherein: the slip ring (7) is a fixed structure and does not contain a movable part.
5. The device for testing the water pressure without lifting the drill bit in the ground drilling construction according to claim 1, wherein: the screw thread structure comprises a first screw thread connecting piece (3) and a second screw thread connecting piece (9), wherein the first screw thread connecting piece (3) and the second screw thread connecting piece (9) are respectively arranged at the upper end and the lower end of the water pressing sleeve (8).
6. The device for testing the water pressure without lifting the drill bit in the ground drilling construction according to claim 5, wherein: the upper end of the water pressing sleeve (8) is connected with the sleeve gland (2).
7. The device for testing the water pressure without lifting the drill bit in the ground drilling construction according to claim 6, wherein: the accessory includes manometer (1) and high-pressure valve (4), high-pressure valve (4) through weld on it nipple joint with second screw thread connecting piece (9) are connected, sleeve pipe gland (2) top through first screw thread connecting piece (3) with manometer (1) are connected.
8. The device for testing the water pressure without lifting the drill bit in the ground drilling construction according to claim 7, wherein: the upper end of the pressurized-water casing pipe (8) is connected with a high-pressure grouting pump and a grouting pipe (5) through the high-pressure valve (4).
9. The device for testing the water pressure without lifting the drill bit in the ground drilling construction according to claim 1, wherein: the drill pipe (11) is mounted inside the borehole wellhead casing (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021956240.6U CN213775351U (en) | 2020-09-09 | 2020-09-09 | Test device for testing no lifting of drilling pressure water in ground drilling construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021956240.6U CN213775351U (en) | 2020-09-09 | 2020-09-09 | Test device for testing no lifting of drilling pressure water in ground drilling construction |
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| Publication Number | Publication Date |
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| CN213775351U true CN213775351U (en) | 2021-07-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021956240.6U Active CN213775351U (en) | 2020-09-09 | 2020-09-09 | Test device for testing no lifting of drilling pressure water in ground drilling construction |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114439463A (en) * | 2022-01-27 | 2022-05-06 | 冀中能源峰峰集团有限公司 | Technical method for verifying exploration treatment effect of ground area |
-
2020
- 2020-09-09 CN CN202021956240.6U patent/CN213775351U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114439463A (en) * | 2022-01-27 | 2022-05-06 | 冀中能源峰峰集团有限公司 | Technical method for verifying exploration treatment effect of ground area |
| CN114439463B (en) * | 2022-01-27 | 2022-10-28 | 冀中能源峰峰集团有限公司 | Technical method for verifying exploration treatment effect of ground area |
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