CN117722138B - Deep geothermal drilling device suitable for complex geological environment - Google Patents
Deep geothermal drilling device suitable for complex geological environment Download PDFInfo
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- CN117722138B CN117722138B CN202410149091.9A CN202410149091A CN117722138B CN 117722138 B CN117722138 B CN 117722138B CN 202410149091 A CN202410149091 A CN 202410149091A CN 117722138 B CN117722138 B CN 117722138B
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- 238000005553 drilling Methods 0.000 title claims abstract description 51
- 238000005096 rolling process Methods 0.000 claims description 13
- 238000003860 storage Methods 0.000 claims description 13
- 238000005070 sampling Methods 0.000 claims description 12
- 230000008901 benefit Effects 0.000 abstract description 3
- 239000002689 soil Substances 0.000 description 16
- 238000000034 method Methods 0.000 description 6
- 230000009471 action Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005755 formation reaction Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000009826 distribution Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012876 topography Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/10—Geothermal energy
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- Sampling And Sample Adjustment (AREA)
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The invention discloses a deep geothermal drilling device suitable for a complex geological environment, which belongs to the technical field of geological drilling and comprises a mounting seat, wherein a groove-shaped hole is formed in the mounting seat, a first sliding rail is fixedly connected to the upper side of the mounting seat, a sliding seat capable of sliding is arranged on the first sliding rail, a vertically arranged telescopic piece is fixedly connected to the sliding seat, the upper end of the telescopic piece is fixedly connected with a bearing plate, a driving piece is arranged on the lower side of the bearing plate, a drill rod is connected to the lower end of the driving piece, a drill bit is fixedly connected to the lower end of the drill rod, and the drill bit and the drill rod can pass through the groove-shaped hole. The mounting seat is connected to the second sliding rail in a sliding manner, and the second sliding rail and the first sliding rail are arranged in a crossed manner; the bearing plate is provided with an elastic insert, and when the bearing plate descends, the lower end of the elastic insert can be inserted into the ground. The invention has the advantage of quickly changing the drilling position.
Description
Technical Field
The invention belongs to the technical field of geological drilling, and particularly relates to a deep geothermal drilling device suitable for a complex geological environment.
Background
When a deep geothermal heating project and a geothermal heating and wind power combined project are constructed, field drilling, in-situ testing, geotechnical testing, geological investigation and other means are needed to find out field engineering geological conditions, and engineering geological evaluation is carried out, so that engineering geological data is provided for geothermal heating, wind turbine generator system arrangement, transformer substations and the like. Therefore, there is a need for a deep geothermal drilling device suitable for complex geological environments for detecting the topography, morphology, formation type and characteristics of the site area and formation type, composition of matter, hierarchical structure, distribution law of the sedimentary formations.
When exploring the composition, hierarchical structure and distribution rule of materials in geological environment, multiple drilling is usually needed, so that the detected structure is more accurate. However, the existing drilling device generally needs to be firmly fixed at the position where drilling is needed before drilling can be performed at the position, and when the drilling is performed at the place where changing is needed, the fixing of the drilling rotation needs to be contacted first, and then the position is changed, so that the drilling efficiency is low.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a deep geothermal drilling device suitable for a complex geological environment, which has the advantage of quickly changing the drilling position and solves the problems in the prior art.
The invention discloses a deep geothermal drilling device suitable for a complex geological environment, which comprises a mounting seat, wherein a groove-shaped hole is formed in the mounting seat, a first sliding rail is fixedly connected to the upper side of the mounting seat, a sliding seat capable of sliding is arranged on the first sliding rail, a vertically arranged telescopic piece is fixedly connected to the sliding seat, a bearing plate is fixedly connected to the upper end of the telescopic piece, a driving piece is arranged on the lower side of the bearing plate, a drill rod is connected to the lower end of the driving piece, a drill bit is fixedly connected to the lower end of the drill rod, and the drill bit and the drill rod can pass through the groove-shaped hole. The mounting seat is connected to the second sliding rail in a sliding manner, and the second sliding rail and the first sliding rail are arranged in a crossed manner; the bearing plate is provided with an elastic insert, and when the bearing plate descends, the lower end of the elastic insert can be inserted into the ground.
Preferably, the elastic insert includes: the sliding seat is provided with a first jack, an inserting rod is inserted into the first jack, and the inserting rod is connected with the sliding seat through a first spring; a plurality of second jacks are formed in the mounting seat at equal intervals, and the inserted link can be inserted into the ground through one of the second jacks. The upper end fixedly connected with guide way of inserted bar, the downside fixedly connected with guide bar of loading board, the lower extreme fixedly connected with second spring of guide bar, guide bar and second spring homoenergetic are sliding grafting in the guide way.
As a preferred aspect of the present invention, the second slide rail includes two rails arranged in parallel, and ends of the two rails are fixed by a connecting column; the lower side of the mounting seat is provided with a sliding clamping groove which is connected with the track in a sliding way.
As the preferred mode of the invention, the connecting column is a column-shaped piece with adjustable length, and the sliding clamping grooves are provided with a plurality of groups.
As the preferable mode of the invention, the two sliding seats are fixedly connected through the fixing rod, the lantern ring is fixedly connected between the fixing rods, and the lantern ring is sleeved on the drill rod.
As the preferable mode of the invention, the driving piece comprises a first motor, the first motor is fixedly connected to the upper side of the bearing plate, the output end of the first motor is fixedly connected with a first rotating shaft, the first rotating shaft is rotatably connected to the bearing plate, the lower end of the first rotating shaft is fixedly connected with a driving disc, and the driving disc is fixedly connected with the upper end of the drill rod.
As the preferred mode of the invention, the drill rod and the drill bit are connected through threads, the bottom of the drill rod is provided with the accommodating cavity, the side part of the drill rod is provided with the sampling port, the sampling port is communicated with the accommodating cavity, the side part of the accommodating cavity is fixedly connected with the second motor, the output end of the second motor is fixedly connected with the second rotating shaft, the end part of the second rotating shaft is fixedly connected with the helical blade, the helical blade extends into the sampling port, and the storage part is arranged below the helical blade.
As the preferred storage part of the invention, the storage part comprises a cylinder, a plurality of annular equally-spaced storage grooves are formed in the cylinder, a driving rod is fixedly connected to the axis position of the cylinder, a first bevel gear is fixedly connected to the upper end of the driving rod, a second bevel gear is fixedly connected to the second rotating shaft, the second bevel gear is meshed with the first bevel gear, a first rolling part is connected to the lower surface of the cylinder, the first rolling part is attached to the upper end of the drill bit, a second rolling part is connected to the outer surface of the side wall of the cylinder, and the second rolling part is attached to the inner wall of the accommodating cavity.
Compared with the prior art, the invention has the following beneficial effects:
Before drilling, the second sliding rail is firmly fixed on the ground (the ground on the earth surface or the ground at the bottom of a drilling hole), the mounting seat is adjusted to a position to be drilled, the driving piece drives the drill rod to rotate, the telescopic piece is shortened, and the drill rod is driven to drill downwards through the bearing plate. When the position needs to be changed, the drill rod can be separated from soil upwards, then the mounting seat slides along the first sliding rail, and the position of the mounting seat can be adjusted to drill again in the mode. And the slide seat can move along the first slide rail, so that the drill rod moves towards the other direction. For example, the first and second slide rails may be perpendicular to each other. And when drilling, the bearing plate descends to enable the lower end of the elastic plug-in to be inserted into the ground, so that the limit effect on the mounting seat and the sliding seat is achieved.
Drawings
FIG. 1 is a schematic perspective view of a deep geothermal drilling device suitable for use in a complex geological environment according to an embodiment of the present invention;
FIG. 2 is an enlarged schematic view of the portion A in FIG. 1 according to an embodiment of the present invention;
FIG. 3 is an enlarged schematic view of the portion B in FIG. 1 according to an embodiment of the present invention;
FIG. 4 is a schematic diagram of a front view of a deep geothermal drilling rig adapted for use in a complex geological environment according to an embodiment of the present invention;
FIG. 5 is a schematic cross-sectional view of portion C-C of FIG. 4, provided in accordance with an embodiment of the present invention;
Fig. 6 is an enlarged schematic view of the portion D in fig. 5 according to an embodiment of the present invention.
In the figure: 1. a mounting base; 2. a slot-shaped hole; 3. a first slide rail; 4. a slide; 5. a telescoping member; 6. a carrying plate; 7. a driving member; 71. a first motor; 72. a first rotating shaft; 73. a drive plate; 8. a drill rod; 9. a drill bit; 10. a second slide rail; 101. a track; 102. a connecting column; 11. a first jack; 12. a rod; 13. a first spring; 14. a second jack; 15. a guide groove; 16. a guide rod; 17. a second spring; 18. a fixed rod; 19. a collar; 20. a receiving chamber; 21. a sampling port; 22. a second motor; 23. a second rotating shaft; 24. a helical blade; 25. a cylinder; 26. a storage tank; 27. a driving rod; 28. a first bevel gear; 29. a second bevel gear; 30. a first rolling member.
Detailed Description
For a further understanding of the invention, its features and advantages, reference is now made to the following examples, which are illustrated in the accompanying drawings.
The structure of the present invention will be described in detail with reference to the accompanying drawings.
Referring to fig. 1, the deep geothermal drilling device suitable for a complex geological environment provided by the embodiment of the invention comprises a mounting seat 1, a groove-shaped hole 2 is formed in the mounting seat 1, a first sliding rail 3 is fixedly connected to the upper side of the mounting seat 1, a sliding seat 4 capable of sliding is mounted on the first sliding rail 3, a vertically arranged telescopic piece 5 is fixedly connected to the sliding seat 4, the upper end of the telescopic piece 5 is fixedly connected with a bearing plate 6, a driving piece 7 is mounted on the lower side of the bearing plate 6, a drill rod 8 is connected to the lower end of the driving piece 7, a drill bit 9 is fixedly connected to the lower end of the drill rod 8, and the drill bit 9 and the drill rod 8 can pass through the groove-shaped hole 2.
The mounting seat 1 is slidably connected to the second sliding rail 10, and the second sliding rail 10 and the first sliding rail 3 are arranged in a crossing manner. The bearing plate 6 is provided with an elastic insert, and when the bearing plate 6 descends, the lower end of the elastic insert can be inserted into the ground.
Through this setting, before carrying out the probing, firmly fix second slide rail 10 on ground (the ground of earth's surface or the ground of hole bottom), adjust mount pad 1 to the position that needs the probing, drive piece 7 drives drilling rod 8 and rotates, and telescopic member 5 shortens, drives drilling rod 8 through loading board 6 and probing downwards. When the position needs to be changed, the drill rod 8 can be separated from the soil upwards, and then the mounting seat 1 can slide along the first sliding rail 3, so that the position of the mounting seat 1 can be adjusted for re-drilling. And the slide 4 is movable along the first slide rail 3, so that the drill rod 8 is moved in the other direction. For example, the first slide rail 3 and the second slide rail 10 may be perpendicular to each other. And, when drilling, the bearing plate 6 descends to enable the lower end of the elastic plug-in to be inserted into the ground, so that the limit effect is achieved on the mounting seat 1 and the sliding seat 4.
It should be noted that the first sliding rail 3 may be provided in a linear shape, or may be provided in an arc shape, or may be customized according to a desired shape. The slide 4 may be a self-driving slide, the mount 1 may be a self-driving slide, and of course, both may be manually adjustable slides.
The second slide rail 10 is firmly fixed to the ground by the following method:
fixing an anchor bolt: the second rail 10 is firmly fixed in the soil using an anchor bolt. Including embedding or driving anchors around the base and then connecting the second rail 10 to the anchors by means of bolts or welding, etc.
Fixing foundation bolts: four corners of the second rail 10 are bored and anchor bolts are inserted. The anchor bolts are then tightened using nuts and washers to secure the second rail 10 in the soil.
Soil nail fixing: the second slide rail 10 is fixed in the soil using dedicated soil nails. This requires pre-drilling holes in the soil, then inserting soil nails into the holes, and increasing the holding force by the backfill material.
Referring to fig. 2, the elastic insert includes:
The sliding seat 4 is provided with a first jack 11, a plug rod 12 is inserted into the first jack 11, and the plug rod 12 is connected with the sliding seat 4 through a first spring 13; a plurality of second jacks 14 which are equidistantly arranged are formed in the mounting seat 1, and the inserting rod 12 can be inserted into the ground through one of the second jacks 14; the upper end fixedly connected with guide slot 15 of inserted bar 12, the downside fixedly connected with guide bar 16 of loading board 6, the lower extreme fixedly connected with second spring 17 of guide bar 16, guide bar 16 with second spring 17 homoenergetic is sliding peg graft in guide slot 15.
Through this setting, when the probing, loading board 6 drives guide bar 16 and descends, and guide bar 16 and second spring 17 all slide and peg graft in guide slot 15 to guide bar 16 extrudees inserted bar 12 downwards through second spring 17, and inserted bar 12 compresses first spring 13 and then inserts ground through second jack 14, thereby plays spacing effect to mount pad 1. When the bearing plate 6 ascends, the inserted link 12 can be reset under the drive of the first spring 13.
The guide rod 16 is slidably inserted into the guide groove 15, so that the lifting of the carrier plate 6 can be limited.
Referring to fig. 1, the second slide rail 10 includes two parallel rails 101, the ends of the two rails 101 are fixed by a connecting post 102, and a sliding clamping groove is disposed on the lower side of the mounting seat 1 and is slidably connected to the rails 101.
In general, both the ends and the middle of the track 101 need to be connected by the connection post 102 for stable use, but if the connection post 102 is provided in the middle of the track 101, drilling will be affected (at least the soil under the middle connection post cannot be drilled). In this arrangement, the elastic insert is provided, so that the elastic insert can have a stabilizing effect on both the mount 1 and the second rail 10 during drilling, and therefore, the connecting post 102 can be provided only at the end of the rail 101.
Preferably, the connecting post 102 is a column member with adjustable length; such as a bayonet and a sleeve into which the bayonet is slidably inserted and secured by locking screws. The sliding clamping grooves are provided with a plurality of groups, the mounting seat 1 can be firstly slid down from the track, and then the mounting seat 1 is mounted on the track when the length of the connecting column is changed. Through this setting, can adjust the distance that the drilling rod moved along first slide rail, enlarge the drilling scope. And, can convenient to detach second slide rail 10 and mount pad 1, portable.
Referring to fig. 3, the two slide bases 4 are fixedly connected with each other through a fixing rod 18, a collar 19 is fixedly connected between the fixing rods 18, and the collar 19 is sleeved on the drill rod 8.
Referring to fig. 5, the driving member 7 includes a first motor 71, the first motor 71 is fixedly connected to the upper side of the bearing plate 6, an output end of the first motor 71 is fixedly connected with a first rotating shaft 72, the first rotating shaft 72 is rotatably connected to the bearing plate 6, a lower end of the first rotating shaft 72 is fixedly connected with a driving disc 73, and the driving disc 73 is fixedly connected to the upper end of the drill rod 8. The drive plate 73 is removable from the upper end of the drill pipe 8 so that one or more drill pipes can be added to increase the depth of drilling.
Referring to fig. 4-6, the drill rod 8 and the drill bit 9 are connected by threads. The bottom of drilling rod 8 has been seted up and has been held chamber 20, sampling port 21 has been seted up to the lateral part of drilling rod 8, sampling port 21 with hold chamber 20 intercommunication, the lateral part fixedly connected with second motor 22 that holds chamber 20, the output fixedly connected with second pivot 23 of second motor 22, the tip fixedly connected with helical blade 24 of second pivot 23, helical blade 24 extends to in the sampling port 21, helical blade 24's below is equipped with the storage.
With this arrangement, when the drill rod 8 is being drilled, if the helical blades 24 are not rotated or counter-rotated, soil will not enter the receiving chamber 20, and the drilling of the drill rod 8 will not be impeded. When sampling is desired, the helical blade 24 may be rotated in a forward direction to deliver the soil sample into the reservoir. Through this setting, the degree of depth of sample and the volume of sample can be controlled to the soil sample of different degree of depth is convenient for collect, the follow-up analysis of being convenient for.
It should be noted that, a battery for supplying power to the second motor 22 is disposed in the accommodating cavity 20, so that external power supply is not required, and the second motor 22 is turned on and off by remote control.
Referring to fig. 4-6, the storage member includes a cylinder 25, a plurality of storage grooves 26 are formed in the cylinder 25 and are equidistantly arranged in a ring shape, a driving rod 27 is fixedly connected to an axial center position of the cylinder 25, a first bevel gear 28 is fixedly connected to an upper end of the driving rod 27, a second bevel gear 29 is fixedly connected to the second rotating shaft 23, the second bevel gear 29 is meshed with the first bevel gear 28, a first rolling member 30 is connected to a lower surface of the cylinder 25, the first rolling member 30 is attached to an upper end of the drill bit 9, a second rolling member is connected to an outer surface of a side wall of the cylinder 25, and is attached to an inner wall of the accommodating cavity 20.
The position of the cylinder 25 is restricted by the first rolling member 30 and the second fixing member, so that the first bevel gear 28 and the second bevel gear 29 are precisely aligned. In practice, the ratio of the first bevel gear 28 to the second bevel gear 29 is controlled to control the fall of the soil sample into the desired reservoir 26. For example, the second bevel gear 29 rotates twenty times, the first bevel gear 28 rotates one time, and five storage grooves 26 are provided at equal intervals. When sampling is desired, the helical blade 24 may be rotated four times at a time, and all four times of the input soil sample may be introduced into the same reservoir 26. It should be noted that the transmission ratio of the first bevel gear 28 and the second bevel gear 29 and the number of the storage tanks 26 may be set as required, and will not be described herein.
The working principle of the invention is as follows:
the second skid is fixed to the surface, optionally the surface of the earth or the surface of the bottom of the hole, before drilling is performed. The position of the mount is then adjusted to the position where drilling is desired. The driving piece drives the drill rod to rotate, the telescopic piece is shortened, and the bearing plate drives the drill rod to drill downwards.
If the drilling position needs to be changed, the drill pipe can be lifted from the soil and then the mount can be slid along the first slide rail to adjust its position for re-drilling. In addition, the slide can also move along the first slide rail to enable the drill rod to move towards the other direction. For example, the first and second slide rails may be perpendicular to each other.
In the drilling process, when the bearing plate descends, the lower end of the elastic plug-in can be inserted into the ground to play a limiting role so as to ensure the stability of the mounting seat and the sliding seat. Such a design allows for easy adjustment of the drilling position and provides flexibility and stability.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. Deep geothermal drilling device suitable for complicated geological environment, including mount pad (1), its characterized in that: the novel drilling machine is characterized in that a groove-shaped hole (2) is formed in the mounting seat (1), a first sliding rail (3) is fixedly connected to the upper side of the mounting seat (1), a sliding seat (4) capable of sliding is mounted on the first sliding rail (3), a telescopic piece (5) which is vertically arranged is fixedly connected to the sliding seat (4), a bearing plate (6) is fixedly connected to the upper end of the telescopic piece (5), a driving piece (7) is mounted on the lower side of the bearing plate (6), a drill rod (8) is connected to the lower end of the driving piece (7), a drill bit (9) is fixedly connected to the lower end of the drill rod (8), and the drill bit (9) and the drill rod (8) can pass through the groove-shaped hole (2);
the mounting seat (1) is connected to the second sliding rail (10) in a sliding manner, and the second sliding rail (10) and the first sliding rail (3) are arranged in a crossing manner;
an elastic plug-in is arranged on the bearing plate (6), and when the bearing plate (6) descends, the lower end of the elastic plug-in can be inserted into the ground;
the drill rod (8) and the drill bit (9) are connected through threads;
The bottom of the drill rod (8) is provided with a containing cavity (20), the side part of the drill rod (8) is provided with a sampling port (21), the sampling port (21) is communicated with the containing cavity (20), the side part of the containing cavity (20) is fixedly connected with a second motor (22), the output end of the second motor (22) is fixedly connected with a second rotating shaft (23), the end part of the second rotating shaft (23) is fixedly connected with a helical blade (24), the helical blade (24) extends into the sampling port (21), and a storage part is arranged below the helical blade (24);
The storage piece comprises a cylinder (25), and a plurality of annular equally-arranged storage grooves (26) are formed in the cylinder (25);
A driving rod (27) is fixedly connected to the axis position of the cylinder (25), and a first bevel gear (28) is fixedly connected to the upper end of the driving rod (27);
A second bevel gear (29) is fixedly connected to the second rotating shaft (23), and the second bevel gear (29) is meshed with the first bevel gear (28);
The lower surface of the cylinder (25) is connected with a first rolling element (30), and the first rolling element (30) is attached to the upper end of the drill bit (9);
the outer surface of the side wall of the cylinder (25) is connected with a second rolling element, and the second rolling element is attached to the inner wall of the accommodating cavity (20).
2. A deep geothermal drilling rig suitable for use in complex geological environments as claimed in claim 1 wherein:
The elastic insert includes:
A first jack (11) is formed in the sliding seat (4), a plug rod (12) is inserted into the first jack (11), and the plug rod (12) is connected to the sliding seat (4) through a first spring (13); a plurality of second jacks (14) which are equidistantly arranged are formed in the mounting seat (1), and the inserting rod (12) can be inserted into the ground through one of the second jacks (14);
The upper end fixedly connected with guide way (15) of inserted bar (12), the downside fixedly connected with guide bar (16) of loading board (6), the lower extreme fixedly connected with second spring (17) of guide bar (16), guide bar (16) with second spring (17) homoenergetic slip peg graft in guide way (15).
3. A deep geothermal drilling rig suitable for use in complex geological environments as claimed in claim 1 wherein:
The second slide rail (10) comprises:
two parallel rails (101), wherein the ends of the two rails (101) are fixed through connecting posts (102);
The lower side of the mounting seat (1) is provided with a sliding clamping groove which is connected with the track (101) in a sliding manner.
4. A deep geothermal drilling rig adapted for use in complex geological environments as claimed in claim 3, wherein:
The connecting column (102) is a column-shaped piece with adjustable length;
the sliding clamping grooves are provided with a plurality of groups.
5. A deep geothermal drilling rig suitable for use in complex geological environments as claimed in claim 1 wherein:
the two sliding seats (4) are fixedly connected through a fixing rod (18), a lantern ring (19) is fixedly connected between the fixing rods (18), and the lantern ring (19) is sleeved on the drill rod (8).
6. A deep geothermal drilling rig suitable for use in complex geological environments as claimed in claim 1 wherein:
The driving piece (7) comprises a first motor (71), the first motor (71) is fixedly connected to the upper side of the bearing plate (6), the output end of the first motor (71) is fixedly connected with a first rotating shaft (72), the first rotating shaft (72) is rotatably connected to the bearing plate (6), the lower end of the first rotating shaft (72) is fixedly connected with a driving disc (73), and the driving disc (73) is fixedly connected with the upper end of the drill rod (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410149091.9A CN117722138B (en) | 2024-02-02 | 2024-02-02 | Deep geothermal drilling device suitable for complex geological environment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410149091.9A CN117722138B (en) | 2024-02-02 | 2024-02-02 | Deep geothermal drilling device suitable for complex geological environment |
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| Publication Number | Publication Date |
|---|---|
| CN117722138A CN117722138A (en) | 2024-03-19 |
| CN117722138B true CN117722138B (en) | 2024-04-23 |
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| CN202410149091.9A Active CN117722138B (en) | 2024-02-02 | 2024-02-02 | Deep geothermal drilling device suitable for complex geological environment |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111735651A (en) * | 2020-05-29 | 2020-10-02 | 江苏省鸿洋岩土勘察设计有限公司 | Geological drilling sampling device and using method thereof |
| CN113062691A (en) * | 2021-04-27 | 2021-07-02 | 四川省地质矿产勘查开发局成都水文地质工程地质队 | Geothermal drilling device for geothermal energy power generation and using method |
| CN116291419A (en) * | 2023-03-03 | 2023-06-23 | 中国煤炭地质总局勘查研究总院 | Drilling device for geological survey and application method thereof |
-
2024
- 2024-02-02 CN CN202410149091.9A patent/CN117722138B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111735651A (en) * | 2020-05-29 | 2020-10-02 | 江苏省鸿洋岩土勘察设计有限公司 | Geological drilling sampling device and using method thereof |
| CN113062691A (en) * | 2021-04-27 | 2021-07-02 | 四川省地质矿产勘查开发局成都水文地质工程地质队 | Geothermal drilling device for geothermal energy power generation and using method |
| CN116291419A (en) * | 2023-03-03 | 2023-06-23 | 中国煤炭地质总局勘查研究总院 | Drilling device for geological survey and application method thereof |
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| Publication number | Publication date |
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| CN117722138A (en) | 2024-03-19 |
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