CN112211565A - Geothermal drilling device for geothermal energy power generation - Google Patents
Geothermal drilling device for geothermal energy power generation Download PDFInfo
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- CN112211565A CN112211565A CN202011034206.8A CN202011034206A CN112211565A CN 112211565 A CN112211565 A CN 112211565A CN 202011034206 A CN202011034206 A CN 202011034206A CN 112211565 A CN112211565 A CN 112211565A
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- 238000005553 drilling Methods 0.000 title claims abstract description 84
- 238000010248 power generation Methods 0.000 title claims abstract description 18
- 239000000725 suspension Substances 0.000 claims abstract description 33
- 230000004224 protection Effects 0.000 claims abstract description 18
- 230000009979 protective mechanism Effects 0.000 claims description 14
- 238000009434 installation Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 7
- 239000002689 soil Substances 0.000 description 6
- 210000001503 joint Anatomy 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B15/00—Supports for the drilling machine, e.g. derricks or masts
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/02—Couplings; joints
- E21B17/04—Couplings; joints between rod or the like and bit or between rod and rod or the like
- E21B17/042—Threaded
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/10—Wear protectors; Centralising devices, e.g. stabilisers
- E21B17/1078—Stabilisers or centralisers for casing, tubing or drill pipes
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
- E21B19/08—Apparatus for feeding the rods or cables; Apparatus for increasing or decreasing the pressure on the drilling tool; Apparatus for counterbalancing the weight of the rods
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B3/00—Rotary drilling
- E21B3/02—Surface drives for rotary drilling
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03G—SPRING, WEIGHT, INERTIA OR LIKE MOTORS; MECHANICAL-POWER PRODUCING DEVICES OR MECHANISMS, NOT OTHERWISE PROVIDED FOR OR USING ENERGY SOURCES NOT OTHERWISE PROVIDED FOR
- F03G7/00—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for
- F03G7/04—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for using pressure differences or thermal differences occurring in nature
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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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- Engineering & Computer Science (AREA)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- General Engineering & Computer Science (AREA)
- Earth Drilling (AREA)
Abstract
The invention discloses a geothermal drilling device for geothermal energy power generation, which comprises two symmetrically arranged bases, wherein the top ends of the two bases are fixedly provided with a supporting plate, the top ends of the two supporting plates are fixedly provided with a top plate together, the top end of the top plate is provided with a first motor, a protection mechanism is arranged between the two supporting plates, a suspension plate is arranged between the protection mechanism and the top plate, the bottom end of the suspension plate is provided with a second motor, the output end of the second motor is provided with a fixed drill rod, one end of the fixed drill rod is provided with a connecting drill rod, and one end of the connecting drill rod is provided with a drill bit Height and weight, it is convenient for its transport and installation, has improved its convenience of use greatly.
Description
Technical Field
The invention relates to a geothermal drilling device, in particular to a geothermal drilling device for geothermal energy power generation, and belongs to the technical field of geothermal energy drilling.
Background
Geothermal energy is natural heat energy extracted by the earth crust, the energy comes from lava in the earth and exists in a thermal form, geothermal drilling is a drilling and well-forming technology for exploring and developing geothermal energy stored in the earth crust, detected high-temperature underground water and high-temperature steam formed by the high-temperature underground water can be used as geothermal energy for power generation, the geothermal energy is an environment-friendly power generation mode, the existing energy in the nature is reasonably utilized, the pollution of artificial manufacturing energy to the environment can be reduced, when the geothermal energy is used for power generation, a drilling device is required to be used for drilling the soil, and the effective geothermal energy is conveniently detected and utilized.
Traditional geothermal energy electricity generation is with geothermal drilling device in actual use, because geothermal energy is in soil depths, monolithic's drilling rod length is very long, needs overhead crane to support, has increased the holistic volume of device, height and weight, and is extremely inconvenient when carrying and installing it, greatly reduced its convenience of using to this, need design a geothermal energy electricity generation and use geothermal drilling device.
Disclosure of Invention
The invention provides a geothermal drilling device for geothermal energy power generation, which effectively solves the problems that in the prior art, the length of a drill rod of an integral structure is too long, the drill rod needs to be supported by an overhead crane, the size, the height and the weight of the device are increased, the device is inconvenient to carry and install, and the use convenience is greatly reduced.
In order to solve the technical problems, the invention provides the following technical scheme:
the invention relates to a geothermal drilling device for geothermal energy power generation, which comprises two symmetrically arranged bases, wherein the top ends of the two bases are fixedly provided with a supporting plate, the top ends of the two supporting plates are fixedly provided with a top plate together, the top end of the top plate is fixedly provided with a first motor, one end of the output end of the first motor, which is far away from the top plate, is fixedly provided with a first gear, two threaded rods are symmetrically and threadedly arranged on the top plate, which are positioned on two sides of the first motor, the top ends of the two threaded rods are fixedly provided with a second gear, which are positioned above the top plate, both the two second gears are meshed and connected with the first gear, a protective mechanism is jointly and slidably arranged between the two supporting plates, a suspension plate is arranged between the protective mechanism and the top plate, the suspension plate is slidably arranged between the two supporting plates, a limiting plate is fixedly arranged on the inner side walls of the two, two the threaded rod is kept away from the one end that corresponds the second gear that sets up and is passed the roof in proper order, hang board and safeguard mechanism and extend to the up end and its threaded connection of two limiting plates, two the threaded rod all with hang board and safeguard mechanism threaded connection, the bottom that hangs the board and the top fixed mounting who is located safeguard mechanism has the second motor, the one end fixed mounting who hangs the board is kept away from to second motor output has fixed drilling rod, the one end that second motor was kept away from to fixed drilling rod is passed safeguard mechanism and threaded connection and is installed the connection drilling rod, the one end fixed mounting who keeps away from fixed drilling rod is connected the drilling bit, two the top of base and the equal fixed mounting in inboard that is located two backup pads has a cylinder, and two the cylinder is the symmetry setting, two the equal fixed mounting in output of cylinder has a grip block.
As a preferred technical scheme of the invention, a first annular groove with an annular structure is drilled on the outer wall of the connecting drill rod, a second annular groove is drilled on the outer wall of the connecting drill rod and positioned above the first annular groove, a cross-shaped fixture block is fixedly installed at the top end of the connecting drill rod, circular grooves are drilled at the bottom ends of the connecting drill rod and the fixing drill rod, a cross-shaped clamping groove is drilled at the bottom of each circular groove, the two cross-shaped clamping grooves are communicated with the corresponding circular grooves, the cross-shaped fixture block is inserted into the circular grooves and is clamped and butted with the corresponding cross-shaped clamping grooves, four threaded grooves are symmetrically drilled at the bottom ends of the connecting drill rod and the fixing drill rod in a surrounding manner and positioned at one side of the corresponding circular grooves, four long rods are arranged on the connecting drill rod and positioned at the second annular groove, the threaded ends of the four long rod screws penetrate through the connecting drill rod and are in threaded connection with the corresponding threaded grooves.
As a preferred technical scheme of the invention, two strip-shaped openings are symmetrically cut on the two supporting plates, two second sliding chutes are symmetrically cut on the inner side walls of the two strip-shaped openings, the two ends far away from the protection mechanism are both connected with the second sliding chutes which are arranged in a matching way in a sliding way, two first sliding chutes are symmetrically drilled on the opposite inner side walls of the two supporting plates, the two ends far away from the suspension plate are both connected with the first sliding chutes which are arranged in a matching way in a sliding way, two first round holes are symmetrically drilled on the top plate at the positions corresponding to the two threaded rods, and two threaded rods all pass through the corresponding first round holes, the first motor is located between the two first round holes, the two threaded rods are located between the relative inner side walls of the two supporting plates, and the second motor is arranged between the two threaded rods.
As a preferred technical scheme of the invention, the protection mechanism comprises a sleeve, one end of the fixed drill rod, which is far away from the second motor, penetrates through the sleeve and extends to the lower part of the sleeve, two connecting rods are symmetrically and fixedly mounted on the outer side wall of the sleeve, two second sliding blocks are symmetrically and fixedly mounted on the two connecting rods and at positions corresponding to the second sliding grooves which are arranged in a matched manner, the four second sliding grooves are in sliding clamping connection with the second sliding grooves which are arranged in a matched manner, a third threaded hole is drilled in each of the two connecting rods and at positions corresponding to the two threaded rods, and the two third threaded holes are in threaded connection with the threaded rods which are arranged correspondingly.
As a preferred technical scheme of the invention, two ends of the suspension plate, which are far away from each other, are symmetrically and fixedly provided with four first sliding blocks, the four first sliding blocks are all in sliding clamping connection with correspondingly arranged first sliding chutes, two second threaded holes are symmetrically drilled in the positions, corresponding to the two threaded rods, of the suspension plate, and the two second threaded holes are both in threaded connection with the threaded rods which are arranged in a matched manner.
As a preferable technical scheme of the invention, one side of each of the two clamping plates, which is far away from the corresponding cylinder, is provided with a semi-arc opening, and the two semi-arc openings have the same specification and are symmetrically arranged.
As a preferred technical scheme of the invention, the two semi-arc openings are matched with the first annular groove, and the two clamping plates can be clamped and connected with the first annular groove after being close to and connected with the drill rod and are clamped by the two clamping plates together.
As a preferred technical solution of the present invention, the structure of the top end of the drill bit is the same as the structure of the top end of the connecting drill rod, and the connection manner of the drill bit and the connecting drill rod and the connection manner of the connecting drill rod and the fixed drill rod are the same.
The invention has the following beneficial effects:
1. the drilling device is provided with a first motor, a second motor, a suspension plate, a fixed drill rod, a connecting drill rod and a drill bit, the threaded rod is driven to rotate by the first motor, and then the suspension plate is driven to move up and down, because the second motor is fixedly arranged at the bottom end of the suspension plate, in the lifting process of the suspension plate, the second motor can be driven to lift and move, the fixed drill rod, the connecting drill rod and the drill bit are driven to rotate by the second motor, then the soil is drilled by the drill bit, moreover, the fixed drill rod and the connecting drill rod are fixed by long rod screws, so that the drill rod fixing device is convenient to disassemble and can be additionally provided with the connecting drill rod, the length of the whole drill rod is increased, the drill bit can reach deeper drilling depth, an overhead tower crane structure is not required to be installed on the device, the size, the height and the weight of the device are reduced, the device is convenient to carry and install, and the use convenience of the device is greatly improved.
2. This drilling equipment is provided with safeguard mechanism, and safeguard mechanism can follow and hang the board and carry out synchronous lift removal, because fixed drilling rod is located ground top position, pass the sleeve that sets up on the safeguard mechanism with fixed drilling rod, at fixed drilling rod rotation in-process, it is spacing to it through the sleeve, can reduce the scope that fixed drilling rod rocked, it appears becoming flexible with the second motor link to avoid fixed drilling rod rocking range too big to lead to it, and the steady when having guaranteed the drilling rod wholly to rotate, the stability in its working process has been improved greatly.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the construction of the support and top plates of the present invention;
FIG. 3 is a schematic view of the guard mechanism of the present invention;
FIG. 4 is a schematic view of the construction of the hanger plate of the present invention;
FIG. 5 is an enlarged schematic view of A of FIG. 1 of the present invention;
FIG. 6 is a schematic view of the jointed drill pipe configuration of the present invention;
FIG. 7 is a bottom end view of the stationary drill rod and the connecting drill rod of the present invention;
FIG. 8 is a schematic diagram of the structure of the clamping plate of the present invention.
In the figure: 1. a base; 2. a support plate; 21. a strip-shaped opening; 22. a first chute; 23. a second chute; 3. a top plate; 31. a first circular hole; 4. a threaded rod; 5. a first motor; 6. a first gear; 7. a second gear; 8. a suspension plate; 81. a first slider; 82. a second threaded hole; 9. a protection mechanism; 91. a sleeve; 92. a connecting rod; 93. a third threaded hole; 94. a second slider; 10. a limiting plate; 11. a cylinder; 12. a clamping plate; 121. a semi-arc opening; 13. a drill bit; 14. connecting a drill rod; 141. a first annular groove; 142. a second annular groove; 143. a long rod screw; 144. a cross-shaped fixture block; 145. a circular groove; 146. a cross-shaped clamping groove; 147. a thread groove; 15. fixing a drill rod; 16. a second motor.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example (b): as shown in fig. 1-8, the geothermal drilling device for geothermal energy power generation of the invention comprises two bases 1 which are symmetrically arranged, wherein a supporting plate 2 is fixedly arranged at the top end of each base 1, a top plate 3 is fixedly arranged at the top end of each supporting plate 2 together, a first motor 5 is fixedly arranged at the top end of each top plate 3, a first gear 6 is fixedly arranged at one end of the output end of each first motor 5, which is far away from the top plate 3, two threaded rods 4 are symmetrically and threadedly arranged on the top plate 3 and are positioned at two sides of the first motor 5, a second gear 7 is fixedly arranged at the top ends of the two threaded rods 4 and positioned above the top plate 3, the two second gears 7 are respectively meshed with the first gear 6, a protection mechanism 9 is slidably arranged between the two supporting plates 2 together, a suspension plate 8 is arranged between the protection mechanism 9 and the top plate 3, and the suspension plate 8 is slidably arranged, a limiting plate 10 is fixedly arranged on the inner side walls of the two supporting plates 2 and below the protective mechanism 9, one end of each of the two threaded rods 4, which is far away from the corresponding second gear 7, sequentially penetrates through the top plate 3, the suspension plate 8 and the protective mechanism 9 and extends to the upper end face of each of the two limiting plates 10 to be in threaded connection with the corresponding limiting plate, the two threaded rods 4 are both in threaded connection with the suspension plate 8 and the protective mechanism 9, a second motor 16 is fixedly arranged at the bottom end of the suspension plate 8 and above the protective mechanism 9, a fixed drill rod 15 is fixedly arranged at the end, far away from the suspension plate 8, of the output end of the second motor 16, a connecting drill rod 14 is fixedly arranged at the end, far away from the second motor 16, of the connecting drill rod 14, penetrates through the protective mechanism 9 and is in threaded connection with the connecting drill bit 13, a cylinder 11 is fixedly arranged at the top, the two cylinders 11 are symmetrically arranged, the output ends of the two cylinders 11 are fixedly provided with a clamping plate 12, the drilling device is stably erected on the ground through the base 1, the first gear 6 is driven to rotate through the first motor 5, then the two second gears 7 meshed and connected with the first gear 6 rotate in the same direction, when the two second gears 7 rotate, the two threaded rods 4 can be driven to rotate in the same direction, as the suspension plate 8 and the protection mechanism 9 are both in threaded connection with the two threaded rods 4, when the threaded rods 4 drive the suspension plate 8 to move up and down, the protection mechanism 9 can synchronously move up and down along with the suspension plate 8, in the downward moving process of the suspension plate 8, the fixed drill rod 15, the connection drill rod 14 and the drill bit 13 are driven to rotate through the second motor 16, after the drill bit 13 is in contact with the ground, the drilling depth is increased, carry out the centre gripping through two grip blocks 12 to connecting drilling rod 14 fixed, and take out the stock screw 143 of connecting installation on drilling rod 14 and the fixed drilling rod 15, then let fixed drilling rod 15 with connect drilling rod 14 and break away from the connection, install one additional between fixed drilling rod 15 and the connection drilling rod 14 afterwards and connect drilling rod 14 and fix it, the holistic length of drilling rod has effectively been increased, ensure that drill bit 13 can continue to carry out the drilling operation to darker soil horizon, through the mode that increases the whole length of drilling rod, need not to install overhead crane tower structure on the device, effectively reduced drilling equipment's volume and weight, make things convenient for operating personnel to operate more in transport and installation, the convenience of its use has been improved greatly.
Two long-strip-shaped openings 21 are symmetrically cut on the two supporting plates 2, two second sliding grooves 23 are symmetrically cut on the inner side walls of the two long-strip-shaped openings 21, two ends far away from the protective mechanism 9 are connected with the second sliding grooves 23 which are arranged in a matched mode in a sliding mode, two first sliding grooves 22 are symmetrically cut on the opposite inner side walls of the two supporting plates 2, two ends far away from the suspension plate 8 are connected with the first sliding grooves 22 which are arranged in a matched mode in a sliding mode, two first round holes 31 are symmetrically cut on the top plate 3 and correspond to the two threaded rods 4, the two threaded rods 4 penetrate through the corresponding first round holes 31, the first motor 5 is located between the two first round holes 31, the two threaded rods 4 are located between the opposite inner side walls of the two supporting plates 2, the second motor 16 is arranged at a position between the two threaded rods 4, the protective mechanism 9 comprises a sleeve 91, one end of the fixed drill rod 15, which is far away from the second motor 16, penetrates through the sleeve 91 and extends to the lower part of the sleeve 91, two connecting rods 92 are symmetrically and fixedly installed on the outer side wall of the sleeve 91, two second sliding blocks 94 are symmetrically and fixedly installed on the two connecting rods 92 and at positions corresponding to the second sliding grooves 23 which are arranged in a matched manner, four second sliding blocks 94 are in sliding clamping connection with the second sliding grooves 23 which are arranged in a matched manner, a third threaded hole 93 is drilled on the two connecting rods 92 and at positions corresponding to the two threaded rods 4, the two third threaded holes 93 are in threaded connection with the threaded rods 4 which are arranged in a corresponding manner, four first sliding blocks 81 are symmetrically and fixedly installed at two far ends of the suspension plate 8, the four first sliding blocks 81 are in sliding clamping connection with the first sliding grooves 22 which are arranged in a corresponding manner, two second threaded holes 82 are symmetrically drilled on the suspension plate 8 and at positions corresponding to the two threaded, the two second threaded holes 82 are in threaded connection with the threaded rods 4 which are arranged in a matched manner, the suspension plate 8 is ensured to move vertically along the first sliding groove 22 through the sliding clamping connection between the first sliding block 81 and the first sliding groove 22, the protection mechanism 9 is ensured to move vertically along the second sliding groove 23 through the sliding clamping connection between the second sliding block 94 and the second sliding groove 23, the suspension plate 8 and the protection mechanism 9 are both in threaded connection with the two threaded rods 4 and are ensured to move synchronously up and down, so that the protection mechanism 9 is ensured to continuously protect the fixed drill rod 15, the top end structure of the drill bit 13 is the same as that of the connecting drill rod 14, the connecting mode of the drill bit 13 and the connecting drill rod 14 is the same as that of the connecting drill rod 14 and the connecting mode of the connecting drill rod 14 and the fixed drill rod 15, and the drill bit 13 is installed at the bottom end of the connecting drill rod 14 through the long, the drill bit 13 is convenient to install and disassemble, when the drill bit 13 is used for a long time and is damaged, the drill bit 13 is convenient to replace, a first annular groove 141 with an annular structure is cut on the outer wall of the connecting drill rod 14, a second annular groove 142 is cut on the outer wall of the connecting drill rod 14 and above the first annular groove 141, a cross-shaped fixture block 144 is fixedly installed at the top end of the connecting drill rod 14, circular grooves 145 are cut at the bottom ends of the connecting drill rod 14 and the fixed drill rod 15, a cross-shaped fixture groove 146 is cut at the bottom of each of the two circular grooves 145, the two cross-shaped fixture grooves 146 are communicated with the corresponding circular grooves 145, the cross-shaped fixture block 144 is inserted into the circular grooves 145 and is in butt joint with the corresponding cross-shaped fixture grooves 146, four thread grooves 147 are symmetrically cut on one side of the corresponding circular grooves 145 and connecting the bottom ends of the drill rod 14 and the fixed drill rod 15 in a surrounding manner, four long rod screws 143 are disposed on the connecting drill rod 14 and at the second annular groove 142, the threaded ends of the four long rod screws 143 all penetrate through the connecting drill rod 14 and are in threaded connection with the corresponding threaded grooves 147, and the cross-shaped fixture block 144 and the cross-shaped clamping groove 146 are engaged with each other to ensure that the fixed drill rod 15 and the connecting drill rod 14 are fixed by the long rod screws 143, so that the fixed drill rod 15 and the connecting drill rod 14 can be connected more firmly and can rotate synchronously, and the fixed drill rod 15 and the connecting drill rod 14 are fixed by the long rod screws 143, thereby not only ensuring the connection firmness of the two, but also facilitating the disassembly and assembly of the connecting drill rod and the connecting drill rod 14, facilitating the installation of more connecting drill rods 14 between the fixed drill rod 15 and the connecting drill rod 14, increasing the overall length of the drill rod, being applicable to deeper drilling depth, a half-arc opening 121 is drilled on one side of the two clamping plates 12 far away, two half arc openings 121 the same and be the symmetry setting of specification, two half arc openings 121 all set up with first ring channel 141 phase-match, and two grip blocks 12 press close to and can be connected with first ring channel 141 block after connecting drilling rod 14, and by two grip blocks 12 to connecting the common centre gripping of drilling rod 14, through the butt joint of the block between half arc opening 121 and the first ring channel 141, ensure that two grip blocks 12 can carry out effective and firm centre gripping to connecting drilling rod 14 and fix, then let connect drilling rod 14 unsettled in drilling, avoid falling to the drilling bottom with connecting drilling rod 14 after fixed drilling rod 15 break away from the connection, correspondingly, the convenience of installing more quantity of connecting drilling rod 14 between fixed drilling rod 15 and connection drilling rod 14 has been improved.
Specifically, when the invention is used, firstly, the drilling device is placed in a detection area, the first gear 6 is driven to rotate by the first motor 5, the two second gears 7 are meshed with the first gear 6 and then drive the two second gears 7 to rotate, the two threaded rods 4 are driven to rotate along the same direction along the correspondingly arranged second gears 7, when the two threaded rods 4 rotate, the bottom ends of the two threaded rods are limited by the two limiting plates 10, the suspension plate 8 can be ensured to slide downwards along the first chute 22, in the process, the protection mechanism 9 slides downwards along the second chute 23, when the drill bit 13 is contacted with the ground, the fixed drill rod 15 is driven to rotate by the second motor 16, then the connection drill rod 14 and the drill bit 13 are driven to rotate, and then the soil layer is drilled, because the depth of the geothermal energy is unknown, if the drill bit 13 does not reach the position of the geothermal energy, the length of the connecting drill rod 14 needs to be increased to ensure that the subsequent drilling operation continues, at this time, the suspension plate 8 and the protection mechanism 9 are driven to move upwards by the reverse rotation of the first motor 5, when the first annular groove 141 drilled on the connecting drill rod 14 is parallel to the two semi-arc-shaped openings 121, the correspondingly arranged clamping plates 12 are driven to move towards the connecting drill rod 14 by the two cylinders 11, after the semi-arc-shaped openings 121 are in clamping butt joint with the first annular groove 141, the connecting drill rod 14 is clamped and fixed by the two clamping plates 12 to ensure that the connecting drill rod is suspended in the drill hole and cannot fall down, at this time, the operator takes out the four long rod screws 143 at the second annular groove 142 to disconnect the connecting drill rod 14 from the fixed drill rod 15, then the first motor 5 continues to drive the suspension plate 8 to move upwards and keep a distance between the fixed drill rod 15 and the connecting drill rod 14 in the drill hole, which is larger than the length, at this time, the first motor 5 and the second motor 16 stop working, and an operator additionally installs a connecting drill rod 14 with the same specification between the fixed drill rod 15 and the connecting drill rod 14 in the drill hole, after the fixed installation is completed, the first motor 5 and the second motor 16 enter the working state again, and then the two connecting drill rods 14 are drilled into the soil layer, so that the whole length of the drill rods is effectively increased, according to the actual situation during the drilling operation, the length of the drill rods can be prolonged by increasing the number of the connecting drill rods 14, and the drill bit 13 is ensured to reach the effective drilling depth, compared with the traditional drilling device, the whole height of the drilling device is small, the drilling depth can be increased by additionally installing the number of the connecting drill rods 14, a high-frame crane is not required to be erected on the device, the volume, the weight and the space occupation rate of the device are effectively reduced, and the transportation and installation processes are more convenient, the convenience of its use has been improved greatly, and simultaneously, in the probing operation in-process, fixed drilling rod 15 is located ground top position, will fix drilling rod 15 and pass sleeve 91, can carry on spacingly to it through sleeve 91, when second motor 16 drives fixed drilling rod 15 and rotates, effectively reduce its scope of rocking, prevent that it from rocking the scope too big and leading to fixed drilling rod 15 and second motor 16 link to appear becoming flexible, and the steady when having guaranteed the drilling rod integral rotation, the stability in its working process has been improved greatly.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The geothermal drilling device for geothermal energy power generation comprises two bases (1) which are symmetrically arranged, and is characterized in that a supporting plate (2) is fixedly arranged at the top end of each of the two bases (1), a top plate (3) is fixedly arranged at the top end of each of the two supporting plates (2), a first motor (5) is fixedly arranged at the top end of each of the top plates (3), a first gear (6) is fixedly arranged at one end, far away from the top plate (3), of the output end of each of the first motors (5), two threaded rods (4) are symmetrically and threadedly arranged on the two sides of each of the top plates (3) and positioned on the first motor (5), a second gear (7) is fixedly arranged at the top ends of the two threaded rods (4) and positioned above the top plate (3), the two second gears (7) are meshed with the first gear (6), and a protection mechanism (9) is slidably arranged between the two supporting plates (2) together, a hanging plate (8) is arranged between the protective mechanism (9) and the top plate (3), the hanging plate (8) is slidably mounted between the two supporting plates (2), two limiting plates (10) are fixedly mounted on the inner side walls of the two supporting plates (2) and below the protective mechanism (9), one end, far away from the correspondingly arranged second gear (7), of each threaded rod (4) sequentially penetrates through the top plate (3), the hanging plate (8) and the protective mechanism (9) and extends to the upper end faces of the two limiting plates (10) to be in threaded connection with the upper end faces, two threaded rods (4) are in threaded connection with the hanging plate (8) and the protective mechanism (9), a second motor (16) is fixedly mounted at the bottom end of the hanging plate (8) and above the protective mechanism (9), a fixed drill rod (15) is fixedly mounted at the end, far away from the hanging plate (8), of the output end of the second motor (16), the one end that second motor (16) was kept away from in fixed drilling rod (15) passes protection machanism (9) and threaded mounting has connection drilling rod (14), the one end fixed mounting who keeps away from fixed drilling rod (15) in connection drilling rod (14) has drill bit (13), two the top of base (1) and the equal fixed mounting in inboard that is located two backup pads (2) have a cylinder (11), and two cylinder (11) are the symmetry and set up, two the equal fixed mounting in output of cylinder (11) has a grip block (12).
2. The geothermal drilling device for geothermal energy power generation according to claim 1, wherein a first annular groove (141) with an annular structure is formed in the outer wall of the connecting drill rod (14), a second annular groove (142) is formed in the outer wall of the connecting drill rod (14) and located above the first annular groove (141), a cross-shaped clamping block (144) is fixedly installed at the top end of the connecting drill rod (14), a circular groove (145) is formed in each of the bottom ends of the connecting drill rod (14) and the fixed drill rod (15), a cross-shaped clamping groove (146) is formed in each of the bottom ends of the two circular grooves (145), the two cross-shaped clamping grooves (146) are communicated with the corresponding circular grooves (145), and the cross-shaped clamping block (144) is inserted into the circular groove (145) and is clamped and butted with the corresponding cross-shaped clamping groove (146), the bottom of connecting drilling rod (14) and fixed drilling rod (15) just is located circular recess (145) one side that corresponds the setting and all is that the symmetry of encircleing form is opened chisel and is had four thread groove (147), it is provided with four stock screws (143) just to be located second annular groove (142) department on connecting drilling rod (14), four the screw thread end of stock screw (143) all passes and connects drilling rod (14) and with the thread groove (147) threaded connection that corresponds the setting.
3. The geothermal drilling device for geothermal energy power generation according to claim 1, wherein two elongated openings (21) are symmetrically drilled on two of the supporting plates (2), two second sliding chutes (23) are symmetrically drilled on the inner side walls of the two elongated openings (21), the two far ends of the protection mechanism (9) are slidably connected with the second sliding chutes (23) which are arranged in a matching manner, two first sliding chutes (22) are symmetrically drilled on the opposite inner side walls of the two supporting plates (2), the two far ends of the suspension plate (8) are slidably connected with the first sliding chutes (22) which are arranged in a matching manner, two first round holes (31) are symmetrically drilled on the top plate (3) at positions corresponding to the two threaded rods (4), and the two threaded rods (4) pass through the corresponding first round holes (31), the first motor (5) is located between the two first round holes (31), the threaded rods (4) are located between the inner side walls of the two support plates (2) in a relative mode, and the second motor (16) is arranged between the two threaded rods (4).
4. The geothermal drilling device for geothermal energy power generation according to claim 3, wherein the shielding mechanism (9) comprises a sleeve (91), and one end of the fixed drill rod (15) far away from the second motor (16) passes through the sleeve (91) and extends to the lower part thereof, two connecting rods (92) are symmetrically and fixedly installed on the outer side wall of the sleeve (91), two second sliding blocks (94) are symmetrically and fixedly installed on the two connecting rods (92) and at positions corresponding to the second sliding grooves (23) which are arranged in a matched mode, the four second sliding blocks (94) are in sliding clamping connection with the second sliding grooves (23) which are matched with each other, third threaded holes (93) are drilled in the two connecting rods (92) and in positions corresponding to the two threaded rods (4), and the two third threaded holes (93) are in threaded connection with the corresponding threaded rods (4).
5. The geothermal drilling device for geothermal energy power generation according to claim 4, wherein the two ends of the suspension plate (8) far away from each other are symmetrically and fixedly provided with four first sliding blocks (81), the four first sliding blocks (81) are connected with the corresponding first sliding grooves (22) in a sliding and clamping manner, two second threaded holes (82) are symmetrically drilled in the positions of the suspension plate (8) corresponding to the two threaded rods (4), and the two second threaded holes (82) are in threaded connection with the threaded rods (4) which are arranged in a matching manner.
6. The geothermal drilling device for geothermal energy power generation according to claim 1, wherein a semi-arc-shaped opening (121) is drilled on one side of each of the two clamping plates (12) far away from the corresponding cylinder (11), and the two semi-arc-shaped openings (121) have the same specification and are symmetrically arranged.
7. The geothermal drilling device for geothermal energy power generation according to claim 6, wherein the two semi-arc-shaped openings (121) are matched with the first annular groove (141), and the two clamping plates (12) can be clamped with the first annular groove (141) after being attached to the connecting drill rod (14) and clamped together with the connecting drill rod (14) by the two clamping plates (12).
8. A geothermal drilling device for geothermal energy power generation according to claim 1, characterised in that the top structure of the drill bit (13) is the same as the top structure of the connecting drill rod (14) and that the connection of the drill bit (13) to the connecting drill rod (14) and the connection of the connecting drill rod (14) to the stationary drill rod (15) are the same.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011034206.8A CN112211565A (en) | 2020-09-27 | 2020-09-27 | Geothermal drilling device for geothermal energy power generation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011034206.8A CN112211565A (en) | 2020-09-27 | 2020-09-27 | Geothermal drilling device for geothermal energy power generation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112211565A true CN112211565A (en) | 2021-01-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011034206.8A Withdrawn CN112211565A (en) | 2020-09-27 | 2020-09-27 | Geothermal drilling device for geothermal energy power generation |
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| Country | Link |
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| CN (1) | CN112211565A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
-
2020
- 2020-09-27 CN CN202011034206.8A patent/CN112211565A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
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Application publication date: 20210112 |
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