CN115247536A - Utilize slush pump to carry out foundation of ocean engineering construction and creep into equipment - Google Patents
Utilize slush pump to carry out foundation of ocean engineering construction and creep into equipment Download PDFInfo
- Publication number
- CN115247536A CN115247536A CN202211146827.4A CN202211146827A CN115247536A CN 115247536 A CN115247536 A CN 115247536A CN 202211146827 A CN202211146827 A CN 202211146827A CN 115247536 A CN115247536 A CN 115247536A
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- drilling
- mud
- pipe
- pump
- equipment
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B7/00—Special methods or apparatus for drilling
- E21B7/12—Underwater drilling
- E21B7/136—Underwater drilling from non-buoyant support
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
- E21B21/001—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor specially adapted for underwater drilling
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B34/00—Valve arrangements for boreholes or wells
- E21B34/02—Valve arrangements for boreholes or wells in well heads
- E21B34/04—Valve arrangements for boreholes or wells in well heads in underwater well heads
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B2200/00—Special features related to earth drilling for obtaining oil, gas or water
- E21B2200/05—Flapper valves
Abstract
The invention provides a foundation drilling device for ocean engineering construction by utilizing a slurry pump, which relates to the technical field of drilling and comprises a drilling device base, wherein a platform supporting column is integrally arranged at the upper end of the drilling device base, a drilling engine is fixedly arranged in the middle of the surface of the upper end of an equipment platform, and a drilling pipe fitting is arranged below the drilling engine; the surface of the upper end of the slurry pump mounting beam is fixedly provided with two slurry pumps; according to the invention, the drilling equipment base and the platform supporting column are used as the equipment base, the lower end of the platform supporting column is directly connected with the seabed, the equipment is stabilized, a drilling pipe is arranged below a drilling engine to perform drilling and control the on-off of the input port of the slurry pump, two slurry pumps are fixedly arranged on the drilling equipment base, a slurry pump pumping pipe of the input port extends to the lowest end along with the drilling pipe to pump slurry and remove obstruction, and the structure that the on-off can be controlled at the lower end of the drilling pipe can prevent the backflow of seawater and reduce the initial operation stroke of the slurry pump.
Description
Technical Field
The invention relates to the technical field of drilling, in particular to a foundation drilling device for ocean engineering construction by using a slurry pump.
Background
The mud pump is a popular concept of a wide pump, different regions and habits are different, finally, the related pump types are different, and the mud pump stated by the entry is a pump type in most meanings: the mud pump is applied to the field of oil drilling. In geological exploration and basic exploration of buildings, a drilling machine is used for drilling according to a certain design angle and direction, and a rock core (or a core) and rock debris are collected through the drilling machine or a test instrument is put into the hole so as to explore underground rock layers, ore bodies, oil gas, geothermy and other projects, which are called drilling for short.
In the drilling engineering, when a drill bit damages a seabed below, a large amount of sand and sand are generated to be mixed with seawater and sea sand to form silt, the large amount of silt is accumulated near a drilled hole to block drilling operation, the conventional slurry pump does not block normal operation when the silt is pumped and discharged, and when the slurry pump stops working, a large amount of seawater can be poured into a pipe orifice due to the effect of water pressure of the seabed, so that the efficiency of the silt initially pumped when the slurry pump works again is low, the probability of initially causing drilling blocking is increased, and the working is blocked.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides foundation drilling equipment for ocean engineering construction by using a slurry pump, which solves the problems that the normal operation of the existing slurry pump is not obstructed when silt is pumped and discharged, and when the slurry pump stops working, a large amount of seawater can be poured into a pipe orifice under the action of seabed water pressure, so that the efficiency of the silt initially pumped by the slurry pump when the slurry pump works again is low, the probability of drilling obstruction is increased initially, and the work is obstructed.
In order to realize the purpose, the invention is realized by the following technical scheme: a foundation drilling device for ocean engineering construction by using a slurry pump comprises a drilling device base, wherein a platform supporting column is integrally arranged at the upper end of the drilling device base, a slurry pump mounting cross beam is integrally arranged in the middle of the drilling device base, a device platform is fixedly arranged at the upper end of the platform supporting column, a drilling engine is fixedly arranged in the middle of the surface of the upper end of the device platform, and a drilling pipe fitting is arranged below the drilling engine;
and two mud pumps are fixedly arranged on the surface of the upper end of the mud pump mounting beam.
Preferably, a mud pump mud pumping pipe is fixedly installed on an input port of the mud pump, and a mud pump mud discharging pipe is fixedly installed on an output port of the mud pump;
and an engine protective cover is fixedly arranged on the upper end surface of the equipment platform and positioned at the outer end of the drilling engine.
Preferably, the drilling tubular comprises: the drilling device comprises a drilling rotary outer pipe, a mud pumping pipe clamp, a mud pumping cover, a backflow preventing assembly, a control motor, a mud pumping pipe, a drilling main shaft, a drilling head assembly, a main shaft limiting sealing ring, a mud pumping cavity, a rotary gear ring, a main shaft head end sealing cover, a backflow preventing sliding cavity, a backflow preventing sealing edge, a rotary sealing cover and a sealing cover sliding edge;
the lower end of the drilling rotary outer pipe is integrally connected with a mud pumping cover, the side face of the drilling rotary outer pipe is integrally provided with a plurality of mud pumping pipe clamps, mud pumping pipes are arranged in the mud pumping pipe clamps, the upper end of the mud pumping cover is fixedly provided with a backflow prevention assembly, and the outer side of the backflow prevention assembly is fixedly provided with a control motor;
a main shaft limiting sealing ring is integrally arranged on the inner wall of the drilling rotary outer pipe, a drilling main shaft is rotationally arranged in the main shaft limiting sealing ring and is rotationally arranged in the drilling rotary outer pipe, a drilling head assembly is fixedly arranged at the lower end of the drilling main shaft, and a main shaft head end sealing cover is integrally arranged at the lower end of the inner wall of the drilling rotary outer pipe;
the mud pumping device is characterized in that a mud pumping cavity is formed between the drilling rotary outer pipe and the mud pumping cover, a rotary gear ring is rotatably mounted on the inner wall of the mud pumping cavity, a sealing cover sliding edge is integrally arranged on the rotary gear ring, two rotary sealing covers are symmetrically and integrally arranged on the sealing cover sliding edge, a backflow preventing sliding cavity is formed in the mud pumping cover, and a backflow preventing sealing edge is integrally arranged on the inner wall of the backflow preventing sliding cavity.
Preferably, the mud pumping pipe is communicated with a mud pumping pipe of a mud pump.
Preferably, the rotary sealing cover is in abutting contact with the upper bottom surface of the backflow-preventing sliding cavity.
Preferably, the backflow prevention assembly includes: the device comprises a component shell, a transmission cavity, a rotating shaft, a first bevel gear, a driving toothed column mounting plate, a second bevel gear and a driving toothed column;
the improved component is characterized in that a transmission cavity is formed in the middle of the component shell, a rotation shaft is rotatably mounted on the side face of the transmission cavity, a first bevel gear is fixedly connected to the front end of the rotation shaft in a coaxial mode, a driving toothed column mounting plate is integrally arranged at the lower end of the inner wall of the transmission cavity, a driving toothed column is rotatably mounted on the driving toothed column mounting plate, and a second bevel gear is fixedly connected to the upper end of the driving toothed column in a coaxial mode.
Preferably, the rotating shaft is coaxially and fixedly connected with an output shaft of the control motor.
Preferably, the first bevel gear is in meshed connection with the second bevel gear, and the driving toothed column is in meshed connection with the lower rotating gear ring.
Preferably, the drill head assembly comprises: the device comprises a connector, a mud discharging drill bit, a mud guide groove outlet, a mud guide groove inlet and drilling teeth;
the mud discharging drill bit is integrally connected to the lower end of the connector, a mud guide groove inlet is formed in the middle of the surface of the lower end of the mud discharging drill bit, a mud guide groove is formed in the upper end of the mud guide groove inlet, a plurality of mud guide groove outlets are formed in the side face of the mud guide groove, and a plurality of drilling teeth are integrally arranged at the lower end of the mud discharging drill bit.
Preferably, the upper end of the connector is coaxially and fixedly connected with the drilling spindle.
The invention provides a foundation drilling device for ocean engineering construction by using a slurry pump. The method has the following beneficial effects:
according to the invention, a drilling equipment base and a platform supporting column are used as a base of equipment, the lower end of the platform supporting column is directly connected with a seabed and stabilizes the equipment, the upper end of the platform supporting column is provided with a drilling engine driving source by using an equipment platform as a base plate, a drilling pipe is arranged below a drilling engine for drilling and controlling the on-off of an input port of a slurry pump, two slurry pumps are fixedly arranged on the drilling equipment base, a slurry pump pumping pipe of the input port extends to the lowest end along with the drilling pipe, the slurry is pumped, the obstruction is removed, and the structure that the on-off can be controlled at the lower end of the drilling pipe can prevent the backward flow of seawater and reduce the initial operation stroke of the slurry pumps;
the device comprises a drilling main shaft, a drilling head assembly, a control motor, a reverse flow prevention assembly, a rotating shaft, a first bevel gear, a second bevel gear, a rotating gear ring, a rotating sealing cover, a reverse flow prevention sliding cavity, a rotating sealing cover and a mud pumping pipe, wherein the drilling main shaft in the drilling pipe is driven by a drilling engine at the upper end, the drilling head assembly at the lower end is used for drilling the foundation, the rotating motor is used for controlling the rotating of the rotating shaft in the reverse flow prevention assembly, so that the rotating shaft is meshed with the second bevel gear and the rotating gear ring, the rotating gear ring rotates to enable the two rotating sealing covers to cling to the top of the reverse flow prevention sliding cavity to slide, and when the rotating sealing covers rotate to the position right below a pipe orifice at the lower end of the mud pumping pipe, the pipe orifice can be blocked, and seawater cannot flow backwards into the mud pumping pipe due to water pressure;
and through leading the mud groove import in the drilling head subassembly, can be with leading-in mud guide groove of the mud that forms under, throw away to taking out mud chamber under by the mud groove export of side again, make things convenient for the extraction of mud, play positive effect to the drilling operation of lower extreme.
Drawings
FIG. 1 is a schematic overall perspective view of the present invention;
FIG. 2 is a schematic overall perspective view of another perspective view of the present invention;
FIG. 3 is a schematic perspective view of a drilling tubular of the present invention;
FIG. 4 is a schematic side view of the drilling tubular of the present invention;
FIG. 5 is a schematic cross-sectional perspective view taken along line a-a of FIG. 4 according to the present invention;
FIG. 6 is a schematic elevation view of a drilling tubular of the present invention;
FIG. 7 is a schematic cross-sectional perspective view taken along line b-b of FIG. 6 according to the present invention;
FIG. 8 is an enlarged view of the structure of FIG. 7 at A in accordance with the present invention;
FIG. 9 is a schematic perspective view of a backflow prevention assembly according to the present invention;
FIG. 10 is a schematic perspective view of a drill head assembly of the present invention;
FIG. 11 is a schematic front view of a drill head assembly of the present invention;
FIG. 12 is a schematic cross-sectional perspective view taken along line c-c of FIG. 11 according to the present invention.
Wherein, 1, drilling equipment base; 2. a platform support post; 3. an equipment platform; 4. drilling into the engine; 5. an engine shield; 6. a slurry pump; 7. drilling a pipe fitting; 701. drilling to rotate the outer pipe; 702. a mud pumping pipe clamp; 703. a mud pumping cover; 704. a backflow prevention assembly; 7041. a component housing; 7042. a transmission cavity; 7043. a rotating shaft; 7044. a first bevel gear; 7045. a drive tooth post mounting plate; 7046. a second bevel gear; 7047. a drive tooth post; 705. controlling the motor; 706. a mud pumping pipe; 707. drilling a main shaft; 708. a drill head assembly; 7081. a connector; 7082. a mud discharge drill bit; 7083. a mud guide groove; 7084. an outlet of the mud guide groove; 7085. an inlet of the mud guide groove; 7086. drilling teeth; 709. a main shaft limit sealing ring; 710. a mud pumping cavity; 711. rotating the gear ring; 712. a main shaft head end sealing cover; 713. a backflow prevention sliding cavity; 714. the backflow prevention sealing edge; 715. rotating the sealing cover; 716. a sliding edge of the sealing cover; 8. a mud pump mounting beam; 9. a mud pump mud pumping pipe; 10. a mud discharging pipe of a mud pump.
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.
As shown in fig. 1 to fig. 2, an embodiment of the present invention provides a foundation drilling apparatus for marine engineering construction using a slurry pump, including a drilling apparatus base 1, a platform support pillar 2 is integrally provided at an upper end of the drilling apparatus base 1, a slurry pump installation cross beam 8 is integrally provided in the middle of the drilling apparatus base 1, an apparatus platform 3 is fixedly installed at an upper end of the platform support pillar 2, a drilling engine 4 is fixedly installed in the middle of an upper end surface of the apparatus platform 3, and a drilling pipe 7 is provided below the drilling engine 4; the surface of the upper end of the slurry pump mounting beam 8 is fixedly provided with two slurry pumps 6, a slurry pump pumping pipe 9 is fixedly arranged on an input port of each slurry pump 6, and a slurry pump discharging pipe 10 is fixedly arranged on an output port of each slurry pump 6; and an engine protective cover 5 is fixedly arranged on the surface of the upper end of the equipment platform 3 and positioned at the outer end of the drilling engine 4.
According to the technical scheme, the drilling equipment base 1 and the platform supporting column 2 are used as the base of the equipment, the lower end of the platform supporting column 2 is directly connected with a seabed to stabilize the equipment, the drilling engine 4 driving source is installed at the upper end of the platform supporting column 2 by using the equipment platform 3 as a base plate, the drilling pipe 7 is arranged below the drilling engine 4 to drill and control the on-off of the input port of the slurry pump, the two slurry pumps 6 are fixedly installed on the drilling equipment base 1, the slurry pump pumping pipe 9 of the input port extends to the lowest end along with the drilling pipe 7 to pump the slurry, the blockage is removed, and the structure of the lower end of the drilling pipe 7 capable of controlling the on-off can prevent the reverse flow of seawater and reduce the initial operation stroke of the slurry pumps 6.
As shown in fig. 1, 3 to 8, the drilling pipe 7 includes: the device comprises a drilling rotary outer pipe 701, a mud pumping pipe clamp 702, a mud pumping cover 703, a backflow preventing component 704, a control motor 705, a mud pumping pipe 706, a drilling spindle 707, a drilling head component 708, a spindle limiting sealing ring 709, a mud pumping cavity 710, a rotary gear ring 711, a spindle head end sealing cover 712, a backflow preventing sliding cavity 713, a backflow preventing sealing edge 714, a rotary sealing cover 715 and a sealing cover sliding edge 716; the lower end of the drilling rotary outer pipe 701 is integrally connected with a mud pumping cover 703, the side surface of the drilling rotary outer pipe 701 is integrally provided with a plurality of mud pumping pipe clamps 702, mud pumping pipes 706 are arranged in the mud pumping pipe clamps 702, the upper end of the mud pumping cover 703 is fixedly provided with a backflow preventing component 704, and the outer side of the backflow preventing component 704 is fixedly provided with a control motor 705; a main shaft limiting sealing ring 709 is integrally arranged on the inner wall of the drilling rotary outer pipe 701, a drilling main shaft 707 is rotationally arranged in the main shaft limiting sealing ring 709, the drilling main shaft 707 is rotationally arranged in the drilling rotary outer pipe 701, a drilling head assembly 708 is fixedly arranged at the lower end of the drilling main shaft 707, and a main shaft head end sealing cover 712 is integrally arranged at the lower end of the inner wall of the drilling rotary outer pipe 701; a mud pumping cavity 710 is arranged between the drilling rotary outer pipe 701 and the mud pumping cover 703, a rotary gear ring 711 is rotatably mounted on the inner wall of the mud pumping cavity 710, a sealing cover sliding edge 716 is integrally arranged on the rotary gear ring 711, two rotary sealing covers 715 are symmetrically and integrally arranged on the sealing cover sliding edge 716, a backflow-preventing sliding cavity 713 is formed in the mud pumping cover 703, a backflow-preventing sealing edge 714 is integrally arranged on the inner wall of the backflow-preventing sliding cavity 713, the mud pumping pipe 706 is communicated with a mud pumping pipe 9 of a mud pump, and the rotary sealing covers 715 are in abutting contact with the upper bottom surface of the backflow-preventing sliding cavity 713.
As shown in fig. 1 and 9, the backflow prevention assembly 704 includes: a component housing 7041, a transmission cavity 7042, a rotating shaft 7043, a first bevel gear 7044, a drive gear column mounting plate 7045, a second bevel gear 7046, and a drive gear column 7047; a transmission cavity 7042 is formed in the middle of the component housing 7041, a rotating shaft 7043 is rotatably mounted on the side face of the transmission cavity 7042, a first bevel gear 7044 is coaxially and fixedly connected to the front end of the rotating shaft 7043, a driving gear column mounting plate 7045 is integrally arranged at the lower end of the inner wall of the transmission cavity 7042, a driving gear column 7047 is rotatably mounted on the driving gear column mounting plate 7045, a second bevel gear 7046 is coaxially and fixedly connected to the upper end of the driving gear column 7047, the rotating shaft 7043 is coaxially and fixedly connected to an output shaft of the control motor 705, the first bevel gear 7044 is in meshed connection with the second bevel gear 7046, and the driving gear column 7047 is in meshed connection with a rotating gear ring 711 at the lower end.
As shown in fig. 1, 10-12, the drill head assembly 708 includes: a connector 7081, a mud discharging drill 7082, a mud guide groove 7083, a mud guide groove outlet 7084, a mud guide groove inlet 7085 and drilling teeth 7086; the connector 7081 lower extreme integration is connected with mud discharging drill 7082, mud guide groove import 7085 has been seted up in the middle of mud discharging drill 7082 lower extreme surface, mud guide groove 7083 has been seted up to mud guide groove import 7085 upper end, a plurality of mud guide groove exports 7084 have been seted up to mud guide groove 7083 side, mud discharging drill 7082 lower extreme integration is provided with a plurality of tooth 7086 that creep into, connector 7081 upper end and the coaxial fixed connection of drilling main shaft 707.
Through the technical scheme, a drilling spindle 707 in the drilling pipe fitting 7 is driven by a drilling engine 4 at the upper end, the drilling work of a foundation is carried out through a drilling head assembly 708 at the lower end, the rotation of a rotating shaft 7043 in the anti-backflow assembly 704 is controlled through a control motor 705, the rotation of the rotating shaft can be controlled, a first bevel gear 7044 and a second bevel gear 7046 at the end parts of the rotating shaft are meshed, the driving force is turned, then a driving tooth column 7047 at the lower end is meshed with a rotating gear ring 711, the rotating gear ring 711 rotates to enable two rotating sealing covers 715 to slide along the top of the anti-backflow sliding cavity 713, when the rotating sealing covers 715 rotate to the position right below a pipe orifice at the lower end of the mud pumping pipe 706, the pipe orifice can be blocked, and seawater cannot flow backwards into the mud pumping pipe 706 due to water pressure;
and the mud formed right below can be guided into the mud guide groove 7083 through the mud guide groove inlet 7085 in the drilling head assembly 708 and then is thrown out to the position right below the mud pumping cavity 710 through the mud guide groove outlet 7084 on the side surface, so that the mud is convenient to pump, and the positive effect is achieved on the drilling operation at the lower end.
The working principle is as follows:
according to the invention, a drilling equipment base 1 and a platform supporting column 2 are used as equipment bases, the lower end of the platform supporting column 2 is directly connected with a seabed to stabilize the equipment, a drilling engine 4 driving source is installed at the upper end of the platform supporting column 2 by using an equipment platform 3 as a base plate, a drilling pipe 7 is arranged below the drilling engine 4 to perform drilling and control on-off of an input port of a slurry pump, two slurry pumps 6 are fixedly installed on the drilling equipment base 1, a slurry pump pumping pipe 9 of the input port extends to the lowest end along with the drilling pipe 7 to perform slurry pumping and remove obstruction, and the structure of the lower end of the drilling pipe 7 capable of controlling on-off can prevent seawater from flowing backwards, so that the initial operation stroke of the slurry pumps 6 is reduced;
the drilling spindle 707 in the drilling pipe fitting 7 is driven by the drilling engine 4 at the upper end, the foundation is drilled by the drilling head assembly 708 at the lower end, the rotation of the rotating shaft 7043 in the anti-backflow assembly 704 is controlled by the control motor 705, the rotating shaft can be controlled to rotate, the first bevel gear 7044 and the second bevel gear 7046 at the end part of the rotating shaft are meshed, the driving force is turned, the driving toothed column 7047 at the lower end is meshed with the rotating toothed ring 711, the two rotating sealing covers 715 can slide along the top of the anti-backflow sliding cavity 713 due to the rotation of the rotating toothed ring 711, and when the rotating sealing covers 715 rotate to the position right below the pipe orifice at the lower end of the mud pumping pipe 706, the pipe orifices can be blocked, so that seawater cannot flow backwards into the mud pumping pipe 706 due to water pressure;
and the mud formed right below can be guided into the mud guide groove 7083 through the mud guide groove inlet 7085 in the drilling head assembly 708 and then is thrown out to the position right below the mud pumping cavity 710 from the mud guide groove outlet 7084 on the side surface, so that the mud is convenient to pump, and the positive effect on the drilling operation at the lower end is achieved.
It should be understood that the above-mentioned embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention, and it will be obvious to those skilled in the art that other variations and modifications can be made on the basis of the above description, and all embodiments cannot be exhaustive, and obvious variations and modifications may be made within the scope of the present invention.
Claims (10)
1. The foundation drilling equipment for performing ocean engineering construction by using the slurry pump comprises a drilling equipment base (1), and is characterized in that a platform supporting column (2) is integrally arranged at the upper end of the drilling equipment base (1), a slurry pump mounting cross beam (8) is integrally arranged in the middle of the drilling equipment base (1), an equipment platform (3) is fixedly mounted at the upper end of the platform supporting column (2), a drilling engine (4) is fixedly mounted in the middle of the upper end surface of the equipment platform (3), and a drilling pipe fitting (7) is arranged below the drilling engine (4);
and two mud pumps (6) are fixedly arranged on the surface of the upper end of the mud pump mounting cross beam (8).
2. The foundation drilling equipment for marine engineering construction by using the mud pump as claimed in claim 1, wherein a mud pump pumping pipe (9) is fixedly arranged on the input port of the mud pump (6), and a mud pump discharging pipe (10) is fixedly arranged on the output port of the mud pump (6);
and an engine protective cover (5) is fixedly arranged on the upper end surface of the equipment platform (3) and positioned at the outer end of the drilling engine (4).
3. Ground drilling equipment for oceanographic engineering constructions with mud pumps according to claim 2, characterized in that said drilling pipes (7) comprise: the drilling device comprises a drilling rotary outer pipe (701), a mud pumping pipe clamp (702), a mud pumping cover (703), a backflow preventing component (704), a control motor (705), a mud pumping pipe (706), a drilling spindle (707), a drilling head component (708), a spindle limiting sealing ring (709), a mud pumping cavity (710), a rotary gear ring (711), a spindle head end sealing cover (712), a backflow preventing sliding cavity (713), a backflow preventing sealing edge (714), a rotary sealing cover (715) and a sealing cover sliding edge (716);
the mud pumping cover (703) is integrally connected to the lower end of the drilling rotary outer pipe (701), a plurality of mud pumping pipe clamps (702) are integrally arranged on the side face of the drilling rotary outer pipe (701), mud pumping pipes (706) are arranged in the mud pumping pipe clamps (702), a backflow preventing component (704) is fixedly installed at the upper end of the mud pumping cover (703), and a control motor (705) is fixedly installed on the outer side of the backflow preventing component (704);
a main shaft limiting sealing ring (709) is integrally arranged on the inner wall of the drilling rotating outer pipe (701), a drilling main shaft (707) is rotationally arranged in the main shaft limiting sealing ring (709), the drilling main shaft (707) is rotationally arranged in the drilling rotating outer pipe (701), a drilling head assembly (708) is fixedly arranged at the lower end of the drilling main shaft (707), and a main shaft head end sealing cover (712) is integrally arranged at the lower end of the inner wall of the drilling rotating outer pipe (701);
it takes out mud chamber (710) to creep into to rotate between rotatory outer tube (701) and the mud pumping cover (703), it rotates on mud pumping chamber (710) inner wall and installs rotation ring gear (711), the integration is provided with sealed lid slip limit (716) on rotation ring gear (711), sealed lid slip limit (716) goes up the symmetry integration and is provided with two and rotates sealed lids (715), it prevents flowing backward sliding chamber (713) to have seted up in mud pumping cover (703), it prevents flowing backward sealing limit (714) to prevent flowing backward to be provided with in the integration on sliding chamber (713) inner wall.
4. The ground drilling equipment for marine engineering construction by using the mud pump as claimed in claim 3, wherein the mud pumping pipe (706) is communicated with the mud pump pumping pipe (9).
5. The apparatus for foundation drilling for marine engineering construction using slurry pumps as claimed in claim 4, wherein the rotary sealing cap (715) is in tight contact with the upper bottom surface of the anti-backflow sliding chamber (713).
6. The ground drilling apparatus for marine engineering construction using a mud pump as set forth in claim 5, wherein said anti-back flow assembly (704) comprises: the gear transmission mechanism comprises a component shell (7041), a transmission cavity (7042), a rotating shaft (7043), a first bevel gear (7044), a driving toothed column mounting plate (7045), a second bevel gear (7046) and a driving toothed column (7047);
the middle of the component shell (7041) is provided with a transmission cavity (7042), the side face of the transmission cavity (7042) is rotatably provided with a rotating shaft (7043), a first bevel gear (7044) is coaxially and fixedly connected with the front end of the rotating shaft (7043), the lower end of the inner wall of the transmission cavity (7042) is integrally provided with a driving toothed column mounting plate (7045), a driving toothed column (7047) is rotatably mounted on the driving toothed column mounting plate (7045), and a second bevel gear (7046) is coaxially and fixedly connected with the upper end of the driving toothed column (7047).
7. The ground drilling equipment for marine engineering construction by using the mud pump as claimed in claim 6, wherein the rotating shaft (7043) is coaxially and fixedly connected with an output shaft of the control motor (705).
8. The ground drilling equipment for marine engineering construction using a mud pump as claimed in claim 7, wherein the first bevel gear (7044) is in mesh connection with the second bevel gear (7046), and the driving gear column (7047) is in mesh connection with the lower rotary ring gear (711).
9. The ground based drilling apparatus for marine construction using mud pumps as set forth in claim 8, wherein said drilling head assembly (708) comprises: the drilling tool comprises a connector (7081), a mud discharging drill bit (7082), a mud guide groove (7083), a mud guide groove outlet (7084), a mud guide groove inlet (7085) and drilling teeth (7086);
the mud discharging drill bit (7082) is connected to the connector (7081) in an integrated mode at the lower end, a mud guide groove inlet (7085) is formed in the middle of the surface of the lower end of the mud discharging drill bit (7082), a mud guide groove (7083) is formed in the upper end of the mud guide groove inlet (7085), a plurality of mud guide groove outlets (7084) are formed in the side face of the mud guide groove (7083), and a plurality of drilling teeth (7086) are arranged in an integrated mode at the lower end of the mud discharging drill bit (7082).
10. The foundation drilling equipment for marine engineering construction by using the mud pump as claimed in claim 9, wherein the upper end of the connector (7081) is coaxially and fixedly connected with the drilling main shaft (707).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211146827.4A CN115247536B (en) | 2022-09-21 | 2022-09-21 | Utilize slush pump to carry out foundation of ocean engineering construction and creep into equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211146827.4A CN115247536B (en) | 2022-09-21 | 2022-09-21 | Utilize slush pump to carry out foundation of ocean engineering construction and creep into equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115247536A true CN115247536A (en) | 2022-10-28 |
| CN115247536B CN115247536B (en) | 2022-12-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211146827.4A Active CN115247536B (en) | 2022-09-21 | 2022-09-21 | Utilize slush pump to carry out foundation of ocean engineering construction and creep into equipment |
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| CN (1) | CN115247536B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| CN117145389B (en) * | 2023-10-31 | 2024-04-12 | 山东港口烟台港集团有限公司 | Foundation impact type drilling device for ocean engineering construction |
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| CN115247536B (en) | 2022-12-20 |
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