CN115162942A - Rotary drilling rig drill rod component and rotary drilling rig - Google Patents
Rotary drilling rig drill rod component and rotary drilling rig Download PDFInfo
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- CN115162942A CN115162942A CN202210886025.0A CN202210886025A CN115162942A CN 115162942 A CN115162942 A CN 115162942A CN 202210886025 A CN202210886025 A CN 202210886025A CN 115162942 A CN115162942 A CN 115162942A
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- 238000005553 drilling Methods 0.000 title claims abstract description 58
- 230000005540 biological transmission Effects 0.000 claims description 10
- 239000007787 solid Substances 0.000 claims description 8
- 230000000694 effects Effects 0.000 abstract description 6
- 230000002093 peripheral effect Effects 0.000 abstract description 4
- 238000003780 insertion Methods 0.000 description 22
- 230000037431 insertion Effects 0.000 description 22
- BGPVFRJUHWVFKM-UHFFFAOYSA-N N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] Chemical compound N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] BGPVFRJUHWVFKM-UHFFFAOYSA-N 0.000 description 9
- 238000009434 installation Methods 0.000 description 6
- 230000000903 blocking effect Effects 0.000 description 4
- 230000001105 regulatory effect Effects 0.000 description 4
- 238000000926 separation method Methods 0.000 description 3
- 238000009412 basement excavation Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000725 suspension Substances 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
- E21B3/00—Rotary drilling
- E21B3/02—Surface drives for rotary drilling
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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
- 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
- E21B19/084—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 with flexible drawing means, e.g. cables
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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
- E21B7/00—Special methods or apparatus for drilling
- E21B7/02—Drilling rigs characterised by means for land transport with their own drive, e.g. skid mounting or wheel mounting
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
Abstract
The application relates to a rotary drilling machine and a drill rod assembly thereof, belonging to the technical field of rotary drilling machines, comprising a drill rod, wherein a fixing ring is arranged on the drill rod, the drill rod is sleeved in the fixing ring, a plurality of positioning plates are arranged on the fixing ring in a sliding manner and face to the drill rod, the sliding direction of the positioning plates is perpendicular to the length direction of the drill rod, a first driving piece is arranged on the fixing ring and used for driving all the positioning plates to slide towards the drill rod at the same speed and simultaneously and abut against the drill rod; the outer side peripheral wall of the fixing ring is provided with a first magnet, the mast of the rotary excavating machine is provided with a second magnet, the second magnet is located on the surface, facing the drill rod, of the mast, the second magnet is located on the vertical middle line of the mast, and the second magnet is in a strip shape and is arranged along the length direction of the mast. This application has the effect that the drilling rod of being convenient for passes rotation mechanism.
Description
Technical Field
The application relates to the technical field of rotary excavating machines, in particular to a drill rod component of a rotary excavating machine and the rotary excavating machine.
Background
The rotary digging machine is also called a rotary drilling rig and a pile driver. The rotary drilling machine is a comprehensive drilling machine, can be used for various bottom layers, and has the characteristics of high hole forming speed, less pollution, strong maneuverability and the like. Short auger bits perform dry excavation operations, and rotary drill bits may also be used to perform wet excavation operations with mud dado. The rotary excavator can be matched with a hammer to drill and dig holes in hard stratum. If the reamer is matched with a reaming head drilling tool, reaming operation can be carried out at the bottom of the hole. The rotary excavating machine adopts a plurality of layers of telescopic drill rods, has less drilling auxiliary time and low labor intensity, does not need slurry to circularly discharge slag, saves cost and is particularly suitable for the basic construction of urban construction.
At present, a rotary drilling machine generally comprises an automobile chassis, a drill rod, a power device and a rotary drilling rig, wherein the rotary drilling rig is provided with a main winch, an auxiliary winch, a mast, a swing mechanism and the like;
the chassis can be divided into a special crawler chassis, a hydraulic excavator crawler chassis, a crane crawler chassis and a walking chassis automobile chassis;
the drill rod is a key part of the rotary drilling rig and is divided into an inner friction type outer pressurizing telescopic drill rod and an inner locking interlocking type outer pressurizing telescopic drill rod;
the driving mode of the power device is two modes, namely a motor and a motor. Generally has the functions of low-speed drilling and high-speed reverse soil throwing;
the main winch is used for lifting a drill rod, a drilling tool and the like and has a free lowering function. The auxiliary hoisting has small lifting force and is mainly used for auxiliary operations such as hoisting a reinforcement cage;
the mast is a key part for providing motion guidance, adjusting the position and transmitting power for the drilling tool. The power device and the drill rod guider can slide along the guide rails;
the rotary mechanism comprises a rotary speed reducer, a rotary support, a rotary table main body, a drill mast support and the like, and is used for bearing the weight of the upper part and enabling the upper part to rotate.
When the drill rod is installed, firstly, a steel wire rope on the main winch is connected to the top end of the drill rod, then the main winch is started to drive the drill rod to be changed into a vertical state from a flat state, the drill rod is lifted again, the height of the bottom of the drill rod is larger than that of the rotary mechanism, the verticality of the mast is adjusted, the length direction of the drill rod is parallel to the length direction of the mast, after the drill rod is rocked to be static, the drill rod is placed through the main winch, the drill rod penetrates through the rotary mechanism, and then the installation of the drill rod is completed.
With respect to the related art among the above, the inventors consider that the following drawbacks exist: after the drill rod is lifted to a suspended state, the shaking degree of the drill rod is difficult to control, so that the drill rod is difficult to penetrate through the slewing mechanism.
Disclosure of Invention
For the drilling rod passes rotation mechanism for being convenient for, this application provides a dig quick-witted drilling rod subassembly soon and dig machine soon.
In a first aspect, the application provides a rotary drilling rig drill rod assembly, which adopts the following technical scheme:
a rotary drilling rig drill rod component comprises a drill rod, wherein a fixing ring is arranged on the drill rod, the drill rod is sleeved in the fixing ring, a plurality of positioning plates are arranged on the fixing ring in a sliding mode and on the surface, facing the drill rod, of the fixing ring, the sliding direction of the positioning plates is perpendicular to the length direction of the drill rod, a first driving piece is arranged on the fixing ring and used for driving all the positioning plates to slide towards the drill rod at the same speed at the same time and abut against the drill rod; the outer side peripheral wall of the fixing ring is provided with a first magnet, the mast of the rotary excavating machine is provided with a second magnet, the second magnet is located on the surface, facing the drill rod, of the mast, the second magnet is located on the vertical middle line of the mast, and the second magnet is in a strip shape and is arranged along the length direction of the mast.
By adopting the technical scheme, when the drill rod is installed, the drill rod is lifted under the action of the main winch, when the drill rod is suspended, the drill rod is driven by the mast to swing towards the mast, when the first magnet is close to the second magnet, the first magnet and the second magnet are mutually adsorbed to fix the fixing ring at the center line of the mast, then the positioning plate is driven to slide by the first driving piece and slides to be close to the drill rod, so that the drill rod swings in a small amplitude in a space formed by the positioning plate, the drill rod is conveniently installed in the swing mechanism, and the installation efficiency is improved; meanwhile, a certain distance is reserved between the positioning plate and the drill rod, so that the drill rod can conveniently penetrate through the slewing mechanism and slide.
Optionally, first driving piece is including setting up the first motor on solid fixed ring, gu fixed ring goes up to rotate and is provided with a plurality of lead screws, the length direction of the length direction perpendicular to drill rod of lead screw, the cover is equipped with the sleeve on the lead screw, sleeve threaded connection is on the lead screw, the locating plate rotates and sets up the end wall that deviates from the lead screw at the sleeve, first driving piece still includes the transmission piece, the transmission piece is used for transmitting the kinetic energy of first motor output shaft to all lead screws, and drives the lead screw rotates.
By adopting the technical scheme, the first motor is started, under the action of the transmission piece, the first motor drives all the screw rods to rotate, the screw rods rotate to drive the sleeves to slide, the sleeves slide to drive the positioning plates to slide towards the drill rods, and the drill rods are further limited, so that the operation is simple and convenient; further, the sleeve is in threaded connection with the lead screw so as to fix the positioning plate to a required position.
Optionally, the length direction of the output shaft of the first motor is perpendicular to the plane of the fixing ring, and the first motor is located on the end wall of the fixing ring; the transmission piece comprises first bevel gears arranged on the lead screw, a plurality of sections of elastic rods are rotationally arranged in the fixing ring, the elastic rods are arranged along the fixing ring and around the drill rod, the elastic rods are located between the adjacent first bevel gears, and two ends of each elastic rod are provided with second bevel gears meshed with the first bevel gears; and a third bevel gear meshed with the second bevel gear is arranged on the output shaft of the first motor.
Through adopting above-mentioned technical scheme, start first motor, first motor drive third bevel gear rotates, and the third bevel gear rotates and drives first bevel gear and rotate, and first bevel gear rotates and drives second bevel gear and rotate, and second bevel gear rotates and drives the lead screw rotation, and then drives the locating plate and slide to required department, and easy operation is convenient.
Optionally, the fixing ring includes two arc rings rotating relatively, the rotation axes of the two arc rings are parallel to the length direction of the drill rod, the rotation axes of the two arc rings are located in the middle of the elastic rod along the axis symmetry point of the fixing ring, the elastic rod facing the rotation axes of the two arc rings includes a first rod body and a second rod body, and the first rod body and the second rod body are respectively located on the two arc rings; a connecting piece is arranged between the first rod body and the second rod body, and the connecting piece is used for connecting the first rod body and the second rod body when the two arc-shaped rings are spliced or separating the first rod body and the second rod body; the fixing ring further comprises a fixing part, and the fixing part is used for fixing two arc-shaped rings which are spliced into the fixing ring.
By adopting the technical scheme, the fixing ring comprises two arc-shaped rings which rotate relatively, so that the fixing ring is conveniently sleeved on the drill rod; when the two arc-shaped rings are rotationally spliced into the fixed ring, the two arc-shaped rings are fixed through the fixing piece, so that the positioning plate can conveniently slide and abut against the drill rod; when the two arc-shaped rings are rotatably spliced, the first rod body and the second rod body are connected under the action of the connecting piece, so that the elastic rod can conveniently rotate to transfer the kinetic energy of the first motor to the lead screw; the rotation axis of the arc-shaped ring is positioned in the middle of the elastic rod along the axis symmetry point of the fixing ring, so that the first rod body and the second rod body can be conveniently separated or connected.
Optionally, the connecting piece is including setting up the spliced pole at the first body of rod tip, the inserting groove that supplies the spliced pole to peg graft is seted up to the tip of the second body of rod, the cross-section of spliced pole and inserting groove all is the rectangle, the spliced pole slides and sets up on the first body of rod, the slip direction of spliced pole is on a parallel with the axis direction of the first body of rod, be provided with in the first body of rod and be used for ordering about the spliced pole and slide and peg graft to the elastic component of inserting groove.
By adopting the technical scheme, in the rotating and splicing process of the two arc-shaped rings, the insertion rod firstly abuts against the end part of the other arc-shaped ring, so that the insertion rod slides into the arc-shaped ring, and after the two arc-shaped rings are spliced, the insertion rod is driven to slide into the insertion groove under the action of the elastic part, so that the connection of the first rod body and the second rod body is completed, and the operation is simple and convenient; simultaneously, when the first rod body and the second rod body are separated, the inserting rod is pressed to slide into the arc ring, and then the inserting rod is conveniently separated from the inserting groove.
Optionally, the fixing member includes an insertion block disposed on one arc-shaped ring, a fixing groove for insertion of the insertion block is formed in the other arc-shaped ring, a fixing rod is slidably disposed on the arc-shaped ring where the fixing groove is located, a sliding direction of the fixing rod is parallel to a length direction of the drill rod, and a groove for sliding of the fixing rod is formed in the insertion block; the mounting is still including sliding the baffle that sets up in the fixed slot, the slip direction of baffle is on a parallel with the lateral wall of place fixed slot and covers supply the gliding through-hole of dead lever, the dead lever is accepted on the baffle, the mounting still includes the separator, when the separator is used for locating plate and drilling rod to separate, orders about the dead lever with the recess separation
By adopting the technical scheme, when the arc-shaped rings are spliced, the inserting block enters the fixing groove, the inserting block drives the baffle to slide, the baffle slides to be separated from the through hole, then the fixing rod slides to enter the groove, and the inserting block is fixed in the fixing groove, so that the installation of the two arc-shaped plates is completed; the baffle plate supports the fixed rod, so that the possibility that the fixed rod crosses the fixed groove is reduced, and the insertion block can conveniently enter the fixed groove; under the effect of separator, be convenient for order about dead lever and recess separation.
Optionally, the separating part includes the elasticity rope of setting on the dead lever, be provided with the guide bar on the arc ring of fixed slot place, be provided with the leading wheel on the guide bar, the leading wheel is located the dead lever directly over, the elasticity rope is walked around the leading wheel and is twined on first body of rod or the second body of rod.
By adopting the technical scheme, when the fixed rod is separated from the groove, the first motor is started, the first motor drives the elastic rod to rotate, the elastic rod rotates to drive the elastic rope to run, and further the fixed rod is driven to slide and be separated from the groove, so that the operation is simple and convenient; when the first motor releases the elastic rope, the release length of the elastic rope is reduced under the action of the elastic rope.
In a second aspect, the present application provides a rotary drilling machine, which adopts the following technical scheme:
optionally, the rotary drilling rig further includes a mast, adjusting plates are rotatably disposed on two side surfaces of the mast, which face the drilling rod surface, the rotation axis of each adjusting plate is parallel to the length direction of the mast, and a second driving part for driving the two adjusting plates to rotate to clamp the fixing ring is disposed on the mast.
Through adopting above-mentioned technical scheme, gu fixed ring and second magnet adsorb the back, order about two regulating plates through the second driving piece and rotate, the regulating plate rotates and carries out the centre gripping to solid fixed ring, and then is convenient for fix solid fixed ring, has reduced solid fixed ring and the careless possibility of separating of mast.
Optionally, a third magnet is disposed on the adjusting plate and attracted to the first magnet.
Through above-mentioned technical scheme, the drilling rod installation back that finishes, the regulating plate rotates and solid fixed ring separation, and under the effect of third magnet, the regulating plate rotates and drives two arc rings and rotate to relieve the influence that the locating plate produced the drilling rod vibration, and then the drilling rod of being convenient for is bored.
Optionally, a cushion pad is arranged on the face of the mast, which faces the drill rod.
Through above-mentioned technical scheme, under the effect of blotter, alleviateed the collision degree of mast and solid fixed ring, reduced solid fixed ring and damaged the possibility.
In summary, the present application includes at least one of the following beneficial technical effects:
1. when the drill rod is installed, the drill rod is lifted under the action of the main winch, after the drill rod is suspended, the drill rod is driven by the mast to swing towards the mast, when the first magnet and the second magnet are close to each other, the first magnet and the second magnet are mutually adsorbed to fix the fixing ring at the center line of the mast, then the positioning plate is driven to slide by the first driving piece, the positioning plate slides to be close to the drill rod, so that the drill rod swings in a small amplitude in a space formed by the positioning plate, the drill rod is conveniently installed in the swing mechanism, and the installation efficiency is improved; meanwhile, a certain distance is reserved between the positioning plate and the drill rod, so that the drill rod can conveniently penetrate through the slewing mechanism and slide.
Drawings
Fig. 1 is a schematic overall structure diagram of a rotary drilling machine according to an embodiment of the present disclosure;
FIG. 2 is a schematic structural diagram of a fixing ring in a drill rod assembly of the rotary drilling rig according to the embodiment of the application;
FIG. 3 is an enlarged schematic view of portion A of FIG. 1;
FIG. 4 is a cross-sectional view of a fixing ring in a drill rod assembly of the rotary drilling rig according to the embodiment of the application;
FIG. 5 is an enlarged schematic view of portion B of FIG. 4;
FIG. 6 is a side wall sectional view of a fixing ring in a drill rod assembly of the rotary drilling rig according to the embodiment of the present disclosure;
fig. 7 is an enlarged schematic view of a portion C in fig. 6.
Description of reference numerals: 1. a drill stem; 2. a fixing ring; 211. an arc-shaped ring; 3. positioning a plate; 4. a first magnet; 5. a second magnet; 6. a first motor; 7. a lead screw; 8. a sleeve; 9. a first bevel gear; 10. an elastic rod; 101. a first rod body; 102. a second rod body; 11. a second bevel gear; 12. a third bevel gear; 14. a first hinge shaft; 15. a plug rod; 16. inserting grooves; 17. a chute; 18. a first spring; 19. an insertion block; 20. fixing grooves; 21. fixing the rod; 22. a groove; 23. a third spring; 24. a baffle plate; 25. a second spring; 26. a guide wheel; 27. a mast; 28. an adjusting plate; 29. a second motor; 30. a second hinge shaft; 31. a fourth bevel gear; 32. a slewing mechanism.
Detailed Description
The present application is described in further detail below with reference to figures 1-7.
The embodiment of the application discloses a rotary drilling rig drill rod assembly. Referring to fig. 1 and 2, the drill rod assembly of the rotary drilling machine comprises a drill rod 1, a fixing ring 2 is arranged on the drill rod 1, in the embodiment of the application, the cross section of the fixing ring 2 is circular, the drill rod 1 is sleeved in the fixing ring 2, a plurality of positioning plates 3 are arranged on the fixing ring 2 and slide towards the surface of the drill rod 1, in the embodiment of the application, the positioning plates 3 are arranged into four blocks, included angles among the four positioning plates 3 are 90 degrees, the sliding direction of the positioning plates 3 is perpendicular to the length direction of the drill rod 1, a first driving part is arranged on the fixing ring 2, and the first driving part is used for driving all the positioning plates 3 to slide towards the drill rod 1 at the same speed and butt against the drill rod 1;
referring to fig. 1, 2 and 3, the outer peripheral wall of the fixing ring 2 is provided with a first magnet 4, the first magnet 4 comprises a plurality of bar magnets, the bar magnets are uniformly arranged along the peripheral wall of the fixing ring 2 at intervals, a second magnet 5 is arranged on the mast 27 of the rotary drilling machine, the second magnet 5 is located on the surface of the mast 27 facing the drill rod 1, the second magnet 5 is located on the vertical center line of the mast 27, and the second magnet 5 is in a bar shape and is arranged along the length direction of the mast 27.
When the drill rod 1 is installed on the slewing mechanism 32 on the mast 27, the main winch hoists the drill rod 1 to the suspension, and then the mast 27 is inclined towards the side away from the drill rod 1, so that the drill rod 1 is deflected towards the mast 27, and further the fixing ring 2 runs towards the mast 27, and the fixing ring 2 is attracted on the mast 27 through the first magnet 4 and the second magnet 5; the length direction of mast 27 is adjusted again for mast 27 is in vertical state, and rethread first driving piece orders about locating plate 3 and slides, makes locating plate 3 be close to drilling rod 1, nevertheless does not contact with drilling rod 1, under the effect of locating plate 3, makes drilling rod 1 rock in the space of minizone, and then has reduced drilling rod 1's the degree of rocking, has improved drilling rod 1 installation rate.
Referring to fig. 4, in the embodiment of the present application, the first driving member includes a first motor 6 disposed on a fixing ring 2, a length direction of an output shaft of the first motor 6 is perpendicular to a plane where the fixing ring 2 is located, the first motor 6 is located on an end wall of the fixing ring 2, the fixing ring 2 is provided with a plurality of lead screws 7 in a rotating manner, the lead screws 7 are located in the fixing ring 2, the length direction of the lead screws 7 is perpendicular to a length direction of the drill rod 1, the lead screws 7 are sleeved with sleeves 8, the sleeves 8 are connected to the lead screws 7 in a threaded manner, further, outer side walls of the sleeves 8 are fixedly provided with limit blocks, limit grooves for the limit blocks to slide are formed in the fixing ring 2, the positioning plate 3 is rotatably disposed on an end wall of the sleeves 8 away from the lead screws 7, the first driving member further includes a transmission member, the transmission member is used for transmitting kinetic energy of the output shaft of the first motor 6 to all the lead screws 7, and driving the lead screws 7 to rotate;
referring to fig. 4, the transmission member includes a first bevel gear 9 disposed on the lead screw 7, the first bevel gear 9 and the lead screw 7 are disposed coaxially, a plurality of sections of elastic rods 10 are disposed in the fixing ring 2 to rotate, in this embodiment, the elastic rods 10 have three sections, the elastic rods 10 are rubber rods, the elastic rods 10 can rotate with their axes as rotation axes in a bending state, the plurality of sections of elastic rods 10 are disposed along the fixing ring 2 and around the drill rod 1, the radian of the elastic rods 10 is equal to that of the fixing ring 2 at the position, the elastic rods 10 are disposed between adjacent first bevel gears 9, two ends of the elastic rods 10 are both provided with second bevel gears 11 engaged with the first bevel gears 9, and the output shaft of the first motor 6 is provided with a third bevel gear 12 engaged with any one of the second bevel gears 11.
The first motor 6 is started, the first motor 6 drives the third bevel gear 12 to rotate, the third bevel gear 12 rotates to drive the second bevel gear 11 to rotate, the second bevel gear 11 rotates to drive the elastic rod 10 to rotate, the elastic rod 10 rotates to drive all the second bevel gears 11 to rotate, and then the first bevel gear 9 is driven to rotate, so that the screw 7 is driven to rotate, the screw 7 rotates to drive the sleeve 8 to slide, and then the positioning plate 3 is driven to slide.
Referring to fig. 4 and 5, in order to facilitate the fixing ring 2 to be sleeved on the drill rod 1, the fixing ring 2 includes two arc rings 211 rotating relatively, a first hinge shaft 14 is rotatably disposed on any one of the arc rings 211, in the embodiment of the present application, the first hinge shaft 14 is located between the two second bevel gears 11 without the elastic rod 10, the other arc ring 211 is rotatably disposed on the first hinge shaft 14, the rotation axes of the two arc rings 211 are parallel to the length direction of the drill rod 1, and the rotation axes of the two arc rings 211 are located in the middle of the elastic rod 10 along the axial symmetry point of the fixing ring 2;
referring to fig. 4 and 5, the elastic rod 10 facing the rotation axes of the two arc rings 211 includes a first rod 101 and a second rod 102, and the first rod 101 and the second rod 102 are respectively located on the two arc rings 211; a connecting piece is arranged between the first rod body 101 and the second rod body 102, and the connecting piece is used for connecting the first rod body 101 and the second rod body 102 when the two arc-shaped rings 211 are spliced or separating the first rod body 101 and the second rod body 102 when the two arc-shaped rings 211 are separated;
referring to fig. 4 and 5, in the embodiment of the present application, the connecting member includes a plugging rod 15 disposed at an end of the first rod 101, a plugging groove 16 for plugging the plugging rod 15 is disposed at an end of the second rod 102, both the plugging rod 15 and the plugging groove 16 have rectangular cross sections, the plugging rod 15 is slidably disposed on the first rod 101, a sliding direction of the plugging rod 15 is parallel to an axial direction of the first rod 101, a sliding groove 17 for sliding the plugging rod 15 is disposed on the first rod 101, a depth of the sliding groove 17 is greater than a length of the plugging rod 15, an elastic member for driving the plugging rod 15 to slidably plug into the plugging groove 16 is disposed in the first rod 101, the elastic member includes a first spring 18 disposed in the sliding groove 17, one end of the first spring 18 is fixedly disposed on a bottom wall of the sliding groove 17, and the other end is fixedly disposed on the plugging rod 15.
When the fixing ring 2 is installed on the drill rod 1, the two arc-shaped rings 211 are rotated to separate the two arc-shaped rings 211, and then the arc-shaped rings 211 are sleeved on the drill rod 1; then, the two arc-shaped rings 211 are rotated, so that the two arc-shaped rings 211 are spliced into the fixed ring 2; during the splicing process, the insertion rod 15 abuts against one arc-shaped ring 211 and compresses the first spring 18, the insertion rod 15 is accommodated in the sliding groove 17, and after the sliding groove 17 is aligned with the insertion groove 16, the insertion rod 15 slides into the insertion groove 16 to complete the connection of the first rod body 101 and the second rod body 102.
Referring to fig. 6 and 7, in the embodiment of the present application, the fixing ring 2 further includes a fixing member, the fixing member is used for fixing two arc-shaped rings 211 to be spliced into the fixing ring 2, the fixing member includes an insertion block 19 disposed on one arc-shaped ring 211, a fixing groove 20 for insertion of the insertion block 19 is disposed on the other arc-shaped ring 211, a fixing rod 21 is slidably disposed on the arc-shaped ring 211 where the fixing groove 20 is located, a sliding direction of the fixing rod 21 is parallel to a length direction of the drill rod 1, a groove 22 for sliding of the fixing rod 21 is disposed on the insertion block 19, further, a third spring 23 is disposed on the arc-shaped ring 211, one end of the third spring 23 is fixedly disposed on the fixing rod 21, and the other end is fixedly disposed on the arc-shaped ring 211;
referring to fig. 6 and 7, the fixing member further includes a blocking plate 24 slidably disposed in the fixing groove 20, a sliding direction of the blocking plate 24 is parallel to a side wall of the fixing groove 20 and covers a through hole for the fixing rod 21 to slide, the fixing rod 21 is received on the blocking plate 24, further, a second spring 25 is disposed on the side wall of the fixing groove 20, one end of the second spring 25 is disposed on the blocking plate 24, and the other end is disposed on a bottom wall of the fixing groove 20.
When the two arc rings 211 are connected, the insertion block 19 is inserted into the fixing groove 20, after the insertion block 19 enters the fixing groove 20, the insertion block 19 drives the baffle plate 24 to slide, the second spring 25 is compressed, the baffle plate 24 is separated from the through hole, the fixing rod 21 slides into the groove 22 under the action of the third spring 23,
referring to fig. 6 and 7, the fixing member further includes a separating member for driving the fixing rod 21 to be separated from the recess 22 when the positioning plate 3 is separated from the drill rod 1;
referring to fig. 6 and 7, the separating element includes an elastic rope, such as a rubber ring, a rubber rope, etc., disposed on the fixing rod 21, and further, the elastic rope is located at an end of the fixing rod 21, a guide rod is disposed on the arc-shaped ring 211 where the fixing groove 20 is located, a guide wheel 26 is disposed on the guide rod, the guide wheel 26 is located right above the fixing rod 21, and the elastic rope passes around the guide wheel 26, enters the arc-shaped ring 211, and is wound on the first rod 101 or the second rod 102; when the fixing rod 21 and the groove 22 are separated, the first motor 6 is started to drive the positioning plate 3 to be separated from the mast 27, the first motor 6 drives the first rod body 101 and the second rod body 102 to rotate so as to wind the elastic rope, the elastic rope runs to drive the fixing rod 21 to move, and therefore the fixing rod 21 is separated from the groove 22.
The implementation principle of the rotary drilling rig drill rod assembly in the embodiment of the application is as follows:
when the drill rod 1 is installed on the slewing mechanism 32 on the mast 27, the fixing ring 2 is firstly sleeved on the drill rod 1, then the two arc-shaped rings 211 are rotated, so that the two arc-shaped rings 211 are mutually inserted, and then the fixing rod 21 slides into the groove 22 to fix the two arc-shaped rings 211;
then, the first motor 6 is started, the first motor 6 drives the third bevel gear 12 to rotate, the third bevel gear 12 rotates to drive the second bevel gear 11 to rotate, the second bevel gear 11 rotates to drive the elastic rod 10 to rotate, the elastic rod 10 rotates to drive all the second bevel gears 11 to rotate, and further drives the first bevel gear 9 to rotate, so as to drive the screw 7 to rotate, the screw 7 rotates to drive the sleeve 8 to slide, and further drive the positioning plate 3 to slide, so that the positioning plate 3 abuts against the drill rod 1, and further the fixing ring 2 is fixed on the drill rod 1, and at the moment, the drill rod 1 is opposite to the swing mechanism 32 on the mast 27;
hoisting the drill rod 1 through the main winch to enable the fixing ring 2 to be close to the mast 27 and enable the fixing ring 2 to be adsorbed on the mast 27, and then starting the first motor 6 to rotate reversely to enable the positioning plate 3 to be separated from the drill rod 1; and then the drill rod 1 is lowered through the main winch, so that the drill rod 1 passes through the slewing mechanism 32.
The embodiment of the application discloses a rotary excavating machine, referring to fig. 1 and 3, the rotary excavating machine uses a drill rod assembly of the rotary excavating machine, and further comprises a mast 27, wherein two side faces of the mast 27, which are opposite to the surface of the drill rod 1, are respectively and rotatably provided with an adjusting plate 28, the rotating axis of each adjusting plate 28 is parallel to the length direction of the mast 27, the mast 27 is provided with a second driving part for driving the two adjusting plates 28 to rotate so as to clamp a fixing ring 2, in the embodiment of the application, the second driving part comprises a second motor 29 arranged on the mast 27, the second motor 29 is a double-shaft motor, and the length direction of an output shaft of the second motor 29 is perpendicular to the length direction of the mast 27; further, a second hinge shaft 30 is rotatably disposed on the mast 27, a length direction of the second hinge shaft 30 is parallel to a length direction of the mast 27, the adjusting plate 28 is fixedly disposed on the second hinge shaft 30, and a fourth bevel gear 31 engaged with each other is disposed on the output shaft of the first motor 6 and the second hinge shaft 30.
The second motor 29 is started, the second motor 29 drives the fourth bevel gear 31 to rotate, the fourth bevel gear 31 rotates to drive the second hinge shaft 30 to rotate, and the second hinge shaft 30 rotates to drive the adjusting plate 28 to rotate to clamp the fixing ring 2, so that the possibility that the fixing ring 2 is inadvertently separated from the mast 27 is reduced.
Referring to fig. 1 and 3, in order to facilitate the arc-shaped ring 211 to rotate at high altitude and separate from the drill rod 1, the adjusting plate 28 is provided with a third magnet attracted to the first magnet 4; furthermore, in order to reduce the degree of collision between the fixing ring 2 and the drill rod 1, a cushion pad is disposed on the surface of the mast 27 facing the drill rod 1.
The implementation principle of the rotary excavating machine in the embodiment of the application is as follows:
after the fixing ring 2 is attached to the mast 27, the second motor 29 is started, the second motor 29 drives the fourth bevel gear 31 to rotate, the fourth bevel gear 31 rotates to drive the second hinge shaft 30 to rotate, and the second hinge shaft 30 rotates to drive the adjusting plate 28 to rotate to clamp the fixing ring 2, so that the drill rod 1 passes through the rotating mechanism 32.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (10)
1. The utility model provides a rotary drilling rig drilling rod subassembly, includes drilling rod (1), its characterized in that: the drill rod drilling device is characterized in that a fixing ring (2) is arranged on the drill rod (1), the drill rod (1) is sleeved in the fixing ring (2), a plurality of positioning plates (3) are arranged on the fixing ring (2) in a sliding mode and face the drill rod (1), the sliding direction of the positioning plates (3) is perpendicular to the length direction of the drill rod (1), a first driving piece is arranged on the fixing ring (2), and the first driving piece is used for driving all the positioning plates (3) to slide towards the drill rod (1) at the same speed at the same time and abut against the drill rod (1); the outer side wall of the fixing ring (2) is provided with a first magnet (4), a mast (27) of the rotary excavating machine is provided with a second magnet (5), the second magnet (5) is located on the surface, facing the drill rod (1), of the mast (27), the second magnet (5) is located on the vertical middle line of the mast (27), and the second magnet (5) is strip-shaped and is arranged along the length direction of the mast (27).
2. The rotary drilling rig drill rod assembly according to claim 1, characterized in that: first driving piece is including setting up first motor (6) on solid fixed ring (2), gu rotate on fixed ring (2) and be provided with a plurality of lead screws (7), the length direction of the length direction perpendicular to drilling rod (1) of lead screw (7), the cover is equipped with sleeve (8) on lead screw (7), sleeve (8) threaded connection is on lead screw (7), locating plate (3) are rotated and are set up the end wall that deviates from lead screw (7) in sleeve (8), first driving piece still includes the transmission piece, the transmission piece is used for transmitting the kinetic energy of first motor (6) output shaft to all lead screws (7), and drives lead screw (7) rotate.
3. The rotary drilling rig drill rod assembly according to claim 2, characterized in that: the length direction of an output shaft of the first motor (6) is vertical to the plane of the fixed ring (2), and the first motor (6) is positioned on the end wall of the fixed ring (2); the transmission part comprises first bevel gears (9) arranged on a lead screw (7), a plurality of sections of elastic rods (10) are rotatably arranged in the fixing ring (2), the elastic rods (10) are arranged along the fixing ring (2) and around the drill rod (1), the elastic rods (10) are positioned between the adjacent first bevel gears (9), and two ends of each elastic rod (10) are provided with second bevel gears (11) meshed with the first bevel gears (9); and a third bevel gear (12) meshed with the second bevel gear (11) is arranged on an output shaft of the first motor (6).
4. The rotary drilling rig drill rod assembly according to claim 3, characterized in that: the drill rod fixing device is characterized in that the fixing ring (2) comprises two arc-shaped rings (211) which rotate relatively, the rotating axes of the two arc-shaped rings (211) are parallel to the length direction of the drill rod (1), the rotating axes of the two arc-shaped rings (211) are positioned in the middle of the elastic rod (10) along the axis symmetry point of the fixing ring (2), the elastic rod (10) which is over against the rotating axes of the two arc-shaped rings (211) comprises a first rod body (101) and a second rod body (102), and the first rod body (101) and the second rod body (102) are respectively positioned on the two arc-shaped rings (211); a connecting piece is arranged between the first rod body (101) and the second rod body (102), and the connecting piece is used for connecting the first rod body (101) and the second rod body (102) when the two arc-shaped rings (211) are spliced or separating the first rod body (101) and the second rod body (102) when the two arc-shaped rings (211) are separated; the fixing ring (2) further comprises a fixing piece, and the fixing piece is used for fixing two arc-shaped rings (211) which are spliced into the fixing ring (2).
5. The rotary drilling rig drill rod assembly according to claim 4, characterized in that: the connecting piece is including setting up spliced pole (15) at first body of rod (101) tip, the inserting groove (16) that supply spliced pole (15) to peg graft is seted up to the tip of the second body of rod (102), the cross-section of spliced pole (15) and inserting groove (16) all is the rectangle, spliced pole (15) slide set up on first body of rod (101), the slip direction of spliced pole (15) is on a parallel with the axis direction of first body of rod (101), be provided with in the first body of rod (101) and be used for driving about spliced pole (15) and slide and peg graft to the elastic component in inserting groove (16).
6. The rotary drilling rig drill rod assembly according to claim 4, characterized in that: the fixing piece comprises an inserting block (19) arranged on one arc-shaped ring (211), a fixing groove (20) for inserting the inserting block (19) is formed in the other arc-shaped ring (211), a fixing rod (21) is arranged on the arc-shaped ring (211) where the fixing groove (20) is located in a sliding mode, the sliding direction of the fixing rod (21) is parallel to the length direction of the drill rod (1), and a groove (22) for the fixing rod (21) to slide into is formed in the inserting block (19); the fixing piece further comprises a baffle (24) arranged in the fixing groove (20) in a sliding mode, the sliding direction of the baffle (24) is parallel to the side wall of the fixing groove (20) where the baffle (24) is located and covers the through hole for the fixing rod (21) to slide, the fixing rod (21) is connected to the baffle (24), the fixing piece further comprises a separating piece, and when the separating piece is used for separating the positioning plate (3) from the drill rod (1), the fixing rod (21) is driven to be separated from the groove (22).
7. The rotary drilling rig drill rod assembly according to claim 6, characterized in that: the separating part comprises an elastic rope arranged on a fixing rod (21), a guide rod is arranged on an arc-shaped ring (211) where the fixing groove (20) is located, a guide wheel (26) is arranged on the guide rod, the guide wheel (26) is located right above the fixing rod (21), and the elastic rope is wound on a first rod body (101) or a second rod body (102) around the guide wheel (26).
8. A rotary drilling machine is characterized in that: the rotary drilling rig rod assembly according to any one of claims 1 to 7, further comprising a mast (27), wherein adjusting plates (28) are rotatably arranged on two side faces, facing the surface of the drill rod (1), of the mast (27), the rotating axes of the adjusting plates (28) are parallel to the length direction of the mast (27), and a second driving piece for driving the two adjusting plates (28) to rotate to clamp the fixing ring (2) is arranged on the mast (27).
9. The rotary drilling rig drill rod assembly according to claim 8, characterized in that: and a third magnet adsorbed with the first magnet (4) is arranged on the adjusting plate (28).
10. The rotary drilling rig drill rod assembly according to claim 8, characterized in that: a cushion pad is arranged on the surface of the mast (27) opposite to the drill rod (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210886025.0A CN115162942A (en) | 2022-07-26 | 2022-07-26 | Rotary drilling rig drill rod component and rotary drilling rig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210886025.0A CN115162942A (en) | 2022-07-26 | 2022-07-26 | Rotary drilling rig drill rod component and rotary drilling rig |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115162942A true CN115162942A (en) | 2022-10-11 |
Family
ID=83497134
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210886025.0A Withdrawn CN115162942A (en) | 2022-07-26 | 2022-07-26 | Rotary drilling rig drill rod component and rotary drilling rig |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115162942A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116146121A (en) * | 2023-04-14 | 2023-05-23 | 中交投资南京有限公司 | Rotary excavating machine for road construction and bit replacing method thereof |
| CN116575861A (en) * | 2023-07-11 | 2023-08-11 | 广东潮泰建设有限公司 | Edge support type foundation pile drilling device for house building construction and construction method |
-
2022
- 2022-07-26 CN CN202210886025.0A patent/CN115162942A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116146121A (en) * | 2023-04-14 | 2023-05-23 | 中交投资南京有限公司 | Rotary excavating machine for road construction and bit replacing method thereof |
| CN116575861A (en) * | 2023-07-11 | 2023-08-11 | 广东潮泰建设有限公司 | Edge support type foundation pile drilling device for house building construction and construction method |
| CN116575861B (en) * | 2023-07-11 | 2023-09-08 | 广东潮泰建设有限公司 | Edge support type foundation pile drilling device for house building construction and construction method |
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Application publication date: 20221011 |
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| WW01 | Invention patent application withdrawn after publication |