CN115853433B - Rotary drilling auxiliary device of rotary drilling rig and rotary drilling rig - Google Patents
Rotary drilling auxiliary device of rotary drilling rig and rotary drilling rig Download PDFInfo
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- CN115853433B CN115853433B CN202310152502.5A CN202310152502A CN115853433B CN 115853433 B CN115853433 B CN 115853433B CN 202310152502 A CN202310152502 A CN 202310152502A CN 115853433 B CN115853433 B CN 115853433B
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Abstract
The application relates to a rotary drilling auxiliary device of a rotary drilling rig and the rotary drilling rig, and relates to the field of engineering pile hole construction machinery, comprising a drill bit, wherein the drill bit comprises a first sleeve with an installation cavity inside; install first slewing mechanism on the first sleeve, install second slewing mechanism on the first slewing mechanism, second slewing mechanism sets up in the first sleeve, be connected with link gear on the second slewing mechanism, link gear sets up in the installation cavity, be connected with retaining mechanism on the link gear, retaining mechanism install in on the first sleeve. This application has the effect that reduces constructor work load, improves drilling efficiency.
Description
Technical Field
The application relates to the field of engineering pile hole construction machinery, in particular to a rotary drilling auxiliary device of a rotary drilling rig and the rotary drilling rig.
Background
The rotary drilling rig is a construction machine suitable for pore-forming operation in building foundation engineering. The method is mainly suitable for soil layer construction of sandy soil, cohesive soil, silty soil and the like, and is widely applied to foundation construction of various foundations such as cast-in-place piles, continuous walls, foundation reinforcement and the like.
When the existing rotary drilling rig drills, the drill bit is required to be continuously lifted out of the hole to unload soil. At present, when the rotary drilling rig uses the barrel type drill bit to carry out drilling operation, the bottom of barrel type drill bit is open setting, and then when leading to the drill bit to propose the hole and unload soil, its inside piles up a large amount of earth stones etc. in falling into the drilling from barrel type drill bit easily, and earth stones that drop need to propose again when drilling next time and unload soil, has increased staff's amount of labour, and drilling efficiency is lower moreover.
With respect to the above-mentioned related art, the inventor considers that when the rotary drilling rig of the present stage drills, when the drill bit is lifted out of the hole to unload soil, earth and stones accumulated in the drill bit can drop from the barrel drill bit, the allowance of the earth and stones in the drilled hole is increased, and thus the workload of users is increased, and the drilling efficiency is reduced.
Disclosure of Invention
In order to reduce constructor work load and improve drilling efficiency, the application provides a dig auxiliary device soon and dig rig soon of rig soon.
The application provides a dig auxiliary device soon and dig rig soon of rig soon adopts following technical scheme:
in a first aspect, the present application provides a rotary drilling auxiliary device of a rotary drilling rig, which adopts the following technical scheme:
the rotary drilling auxiliary device of the rotary drilling rig comprises a drill bit, wherein the drill bit comprises a first sleeve with an installation cavity arranged inside;
the first sleeve is provided with a first rotating mechanism, the first rotating mechanism is provided with a second rotating mechanism, the second rotating mechanism is arranged in the first sleeve, the second rotating mechanism is connected with a linkage mechanism, the linkage mechanism is arranged in the installation cavity, the linkage mechanism is connected with a soil retaining mechanism, and the soil retaining mechanism is arranged on the first sleeve;
the retaining mechanism comprises a fixing plate, a second rotating shaft, fixing rods, guide grooves, external gears, rotating plates and retaining plates, wherein the fixing plate is fixedly arranged in an inner cavity of a first sleeve, the retaining plates are fixedly arranged on the second rotating shafts which are uniformly distributed, the retaining plates are respectively arranged in the second rotating shafts in a rotating mode, the fixing rods are respectively fixedly arranged on the retaining plates, one ends, far away from the retaining plates, of the fixing rods are respectively and slidably arranged in the guide grooves, the guide grooves are respectively arranged on the rotating plates, the rotating plates are embedded and rotatably arranged on the wall of the inner cavity of the first sleeve, the external gears are fixedly arranged on the periphery of the rotating plates and are arranged in the mounting cavities, and the external gears are connected with the linkage mechanism.
Through adopting above-mentioned technical scheme, dig auxiliary device during operation soon of rig soon, drive drilling rod work through actuating mechanism, drive first rotary mechanism rotation when drilling rod work, first rotary mechanism rotates and drives drill bit and second rotary mechanism and rotate, realize drilling work, and pile up earth stone in the drill bit, earth stone in the drill bit drives the link mechanism work through the second rotary mechanism, the link mechanism work drives the external gear and rotates, the external gear rotates and then drives the rotor plate and rotate, the rotor plate rotates and makes each dead lever slide along the direction of guide way, and then make each separation blade rotate with the second pivot as the center, and each separation blade rotates to being close to bull stick axis direction, play airtight effect to first sleeve opening part, separation blade and helical blade butt simultaneously, helical blade plays the supporting role to the separation blade, avoid earth stone in the first sleeve to drop, and then increase the surplus of earth stone in the drilling, user work load increases, drilling efficiency reduces.
Optionally, each linkage mechanism includes a first spur gear, a second spur gear, a third spur gear, a first rotating shaft, and an internal thread sleeve;
each first straight gear all with the external gear meshing is connected, each all wear to establish and fixedly connected with first pivot on the first straight gear, each the one end that first pivot kept away from first straight gear all overlaps and establishes and fixedly connected with second straight gear, each second straight gear one side all the meshing is connected with the third straight gear, each third straight gear all overlaps and establishes and fixed mounting is in on the internal thread sleeve, the internal thread sleeve rotates and installs in the installation cavity.
Optionally, each linkage mechanism comprises a sliding rod and an abutting polish rod;
each butt polished rod both ends butt respectively at each internal thread sleeve internal thread, each butt polished rod is equal fixed mounting respectively on the slide bar, each the slide bar is kept away from the one end of butt polished rod wears to establish and slidable mounting is in on the first sleeve inner wall, each the slide bar keep away from the one end of butt polished rod with second slewing mechanism is connected.
Through adopting above-mentioned technical scheme, when the second push pedal moves to being close to the telescopic direction of second, the second push pedal promotes several slide bar and moves to being close to the telescopic direction of second, and then make the butt polished rod apply ascending effort to the internal thread sleeve in the internal thread sleeve, and then make the internal thread sleeve rotate, the internal thread sleeve rotates and drives the rotation of third straight-tooth wheel, the rotation of third straight-tooth wheel then drives the rotation of second straight-tooth wheel, the rotation of second straight-tooth wheel then drives first pivot and rotates, first pivot rotates and then drives first straight-tooth wheel and rotate, first straight-tooth wheel rotates and then drives the work of retaining mechanism, improve the linkage nature of the internal mechanism of the dig auxiliary device soon of dig the rig soon.
Optionally, each first rotating shaft is sleeved with and rotatably provided with a supporting block, and each supporting block is fixedly installed in the installation cavity.
Through adopting above-mentioned technical scheme, the supporting shoe plays the supporting role to first pivot, guarantees that first pivot can normally rotate, improves link gear operating stability.
Optionally, the first rotating mechanism comprises a second sleeve, a first push plate, a threaded hole, a connecting sleeve and an inner mounting plate;
the second sleeve is fixedly installed on the first sleeve, a first push plate is arranged in the second sleeve, a threaded hole is formed in one end, close to the first sleeve, of the first push plate, a connecting sleeve is abutted to one end, close to the first sleeve, of the first push plate, one end, far away from the first push plate, of the connecting sleeve is connected with the second rotating mechanism, and the connecting sleeve penetrates through the first sleeve and is slidably installed on the second sleeve.
Optionally, an inner mounting plate is fixedly installed in the connecting sleeve, and the inner mounting plate is connected with the second rotating mechanism.
Optionally, the second rotating mechanism comprises a screw, a rotating rod, a helical blade and a second push plate;
the screw rod wears to establish and rotate to install on the interior mounting panel, fixedly connected with bull stick on the screw rod, the bull stick is kept away from the cover and is established and rotate on the one end of screw rod and install the second push pedal, the second push pedal with connecting sleeve butt, the second push pedal with sliding rod fixed connection, fixedly mounted has helical blade on the bull stick.
Through adopting above-mentioned technical scheme, when drilling work, the drilling rod forward rotation drives first rotation mechanism work, the drilling rod forward rotation is in turn driven second sleeve forward rotation, the drill bit is rotated in the second sleeve forward rotation, and then realize drilling work, the drilling rod rotates simultaneously and drives first push pedal forward rotation, in the drilling process, earth sand and stones in the drilling apply ascending reaction force to the bull stick all the time, first push pedal forward rotation and then make screw rod and screw hole threaded connection, until screw rod top and screw hole top butt, afterwards first push pedal forward rotation and then drive screw rod forward rotation, screw rod forward rotation drives the bull stick forward rotation in the time of the forward rotation, drive helical blade to carry out the tunnelling to the drilling in the time of the forward rotation of bull stick, simultaneously the earth sand and stones in the drilling are along with helical blade rotation and then get into the drill bit, until be full of earth sand and stones in the drill bit. And then the helical blade continues tunneling the drilling hole, the soil and sand in the drilling hole is stressed and then applies vertical upward force to the second push plate, the second push plate is stressed and moves upwards and applies upward thrust to the first push plate and the drill rod through the connecting sleeve, so that the second sleeve and the drill rod slide relatively, the second sleeve moves downwards relative to the drill rod, the second push plate moves towards the direction close to the second sleeve, and then the linkage mechanism is driven to work, and the linkage mechanism drives the soil retaining mechanism to seal the cavity opening of the drill bit. Then the driving mechanism drives the drill rod to reversely rotate, the drill rod reversely rotates and drives the first push plate to reversely rotate, the top of the screw rod is stopped to be abutted with the top of the threaded hole, the first push plate rotates and does not drive the screw rod to rotate, the second rotating mechanism is prevented from continuously working, soil and sand in the drill bit fall, meanwhile, the drill rod continuously drives the second sleeve to rotate, the drill rod is conveniently driven to rotationally dig an auxiliary device of the rotary drilling machine to be lifted out of a drill hole, and then the soil and sand in the drill bit are conveniently detached, so that the drilling efficiency is improved.
Optionally, an auxiliary digging head is fixedly installed at the bottom of the first sleeve.
Through adopting above-mentioned technical scheme, first sleeve rotates and drives supplementary dig first rotation, and supplementary dig first rotation and then realize drilling work.
In a second aspect, the present application provides a rotary drilling rig, which adopts the following technical scheme:
a rotary drilling rig comprises a rotary drilling auxiliary device of the rotary drilling rig, a moving platform, a driving mechanism and a drill rod;
the rotary drilling auxiliary device of the rotary drilling rig is mounted on the drill rod, the drill rod is mounted on the driving mechanism, the driving mechanism is used for driving the drill rod to rotate, and the driving mechanism is fixedly mounted on the moving platform.
Optionally, clamping blocks are symmetrically and fixedly arranged on two sides of the drill rod, and the two clamping blocks are slidably arranged on the second sleeve;
and one end of the drill rod is arranged in the second sleeve and is fixedly connected with the first push plate.
Through adopting above-mentioned technical scheme, when using a dig rig soon, at first start moving platform, moving platform work removes a dig rig soon to the construction position, later start actuating mechanism, actuating mechanism work drives the drilling rod and rotates, and the drilling rod rotates and then drives dig auxiliary device work soon of dig rig soon, accomplishes drilling work.
In summary, the present application includes at least one of the following beneficial technical effects:
1. when the rotary drilling auxiliary device of the rotary drilling rig works, the driving mechanism drives the drill rod to work, the first rotating mechanism is driven to rotate while the drill rod works, the first rotating mechanism rotates to drive the drill bit and the second rotating mechanism to rotate, drilling work is achieved, earth and stones are piled in the drill bit, the second rotating mechanism drives the linkage mechanism to work, the linkage mechanism works to drive the external gear to rotate, the external gear rotates to drive the rotating plate to rotate, the rotating plate rotates and enables all fixing rods to slide along the guiding direction of the guide groove, and then all baffle plates rotate with the second rotating shaft as the center, and all baffle plates rotate towards the direction close to the axis of the rotating rod, a sealing effect is achieved on the opening of the first sleeve, meanwhile, the baffle plates are abutted with the spiral blades, the spiral blades play a supporting effect on the baffle plates, the earth and sand and stones in the first sleeve are prevented from falling, the allowance of the earth and stones in the drill hole is increased, the workload of users is increased, and the drilling efficiency is reduced;
2. when the second push plate moves towards the direction close to the second sleeve, the second push plate pushes the sliding rods to move towards the direction close to the second sleeve, so that the abutting polished rod applies upward acting force to the internal thread sleeve in the internal thread sleeve, the internal thread sleeve rotates and drives the third spur gear to rotate, the third spur gear rotates and drives the second spur gear to rotate, the second spur gear rotates and drives the first rotating shaft to rotate, the first rotating shaft rotates and drives the first spur gear to rotate, the first spur gear rotates and drives the retaining mechanism to work, and the linkage of the internal mechanism of the rotary drilling auxiliary device of the rotary drilling rig is improved;
3. when the rotary drilling rig is used, the mobile platform is started first to work, the rotary drilling rig is moved to a construction position, then the driving mechanism is started, the driving mechanism works to drive the drill rod to rotate, and the drill rod rotates to drive the rotary drilling auxiliary device of the rotary drilling rig to work, so that drilling work is completed.
Drawings
FIG. 1 is a schematic view of a rotary drilling rig according to an embodiment of the present application;
fig. 2 is a schematic structural view of a rotary drilling auxiliary device of a rotary drilling rig according to an embodiment of the present application;
FIG. 3 is an enlarged view at A of FIG. 2 of an embodiment of the present application;
FIG. 4 is a schematic structural view of a soil blocking mechanism according to an embodiment of the present application;
fig. 5 is a cross-sectional view of a soil blocking mechanism according to an embodiment of the present application.
Reference numerals illustrate: 1. a mobile platform; 2. a driving mechanism; 3. a drill rod; 31. a clamping block; 4. a drill bit; 41. a first sleeve; 42. a mounting cavity; 43. auxiliary digging heads; 5. a first rotation mechanism; 51. a second sleeve; 52. a first push plate; 53. a threaded hole; 54. a connecting sleeve; 55. an inner mounting plate; 6. a second rotation mechanism; 61. a screw; 62. a rotating rod; 63. a helical blade; 64. a second push plate; 7. a linkage mechanism; 71. a slide bar; 72. abutting against the polish rod; 73. an internally threaded sleeve; 74. a first straight gear; 75. a second spur gear; 76. a third spur gear; 77. a first rotating shaft; 78. a support block; 8. a soil retaining mechanism; 81. a fixing plate; 82. a second rotating shaft; 83. a baffle; 84. a fixed rod; 85. a rotating plate; 86. an external gear; 87. a guide groove.
Detailed Description
The present application is described in further detail below in conjunction with figures 1-5.
The embodiment of the application discloses a rotary drilling rig.
Referring to fig. 1 and 2, the rotary drilling rig comprises a moving platform 1, a driving mechanism 2 is fixedly installed on the moving platform 1, a drill rod 3 is installed on the driving mechanism 2, the driving mechanism 2 is used for driving the drill rod 3 to rotate by taking the axis of the drill rod 3 as the center, meanwhile, the driving mechanism 2 can also drive the drill rod 3 to move in the axial direction of the drill rod 3, a rotary drilling auxiliary device of the rotary drilling rig is installed on the drill rod 3, two clamping blocks 31 which are symmetrically arranged are fixedly installed on the drill rod 3, and the two clamping blocks 31 are slidably arranged on the rotary drilling auxiliary device of the rotary drilling rig.
The implementation principle of the rotary drilling rig provided by the embodiment of the application is as follows: when the rotary drilling rig is used, the mobile platform 1 is started firstly, the mobile platform 1 works, the rotary drilling rig is moved to a construction position, then the driving mechanism 2 is started, the driving mechanism 2 works to drive the drill rod 3 to rotate, and the drill rod 3 rotates to drive the rotary drilling auxiliary device of the rotary drilling rig to work, so that drilling work is completed.
The embodiment of the application also discloses a rotary drilling auxiliary device of the rotary drilling rig.
Referring to fig. 1, 2 and 3, the rotary drilling auxiliary device of the rotary drilling rig comprises a first rotating mechanism 5, the first rotating mechanism 5 is installed on a drill rod 3, a drill bit 4 is installed on the first rotating mechanism 5, a second rotating mechanism 6 is arranged in the drill bit 4, the second rotating mechanism 6 is connected with a linkage mechanism 7, the linkage mechanism 7 is arranged in the drill bit 4, a soil retaining mechanism 8 is connected to the linkage mechanism 7, and the soil retaining mechanism 8 is arranged in the drill bit 4.
When the rotary drilling auxiliary device of the rotary drilling rig works, the driving mechanism 2 drives the drill rod 3 to work, the drill rod 3 drives the first rotating mechanism 5 to rotate while working, the first rotating mechanism 5 rotates to drive the drill bit 4 and the second rotating mechanism 6 to rotate, drilling work is achieved, earth and stone blocks are piled in the drill bit 4, the second rotating mechanism 6 drives the linkage mechanism 7 to work, the linkage mechanism 7 works to drive the soil retaining mechanism 8 to work, the soil retaining mechanism 8 works to seal the inner cavity of the drill bit 4, earth and stone blocks in the drill bit 4 are prevented from falling from the drill bit 4, then the falling earth and stone blocks are prevented from being lifted for unloading when next drilling is needed, the labor capacity of workers is reduced, and the drilling efficiency is improved.
Referring to fig. 2 and 3, the first rotating mechanism 5 includes a second sleeve 51, the second sleeve 51 is connected with the drill bit 4, a cavity is formed in the second sleeve 51, the upper wall of the second sleeve 51 is sleeved with and slidably mounted on the drill rod 3, two symmetrically arranged sliding grooves are formed in the upper wall of the second sleeve 51, two clamping blocks 31 are slidably mounted in the two symmetrically arranged sliding grooves respectively, when the two clamping blocks 31 slide to a limit position in the two sliding grooves, namely, when two sliding blocks slide into the sliding grooves, the clamping blocks 31 are clamped with the sliding grooves, the clamping blocks 31 are not separated from the sliding grooves all the time, a first push plate 52 is arranged in the cavity in the second sleeve 51, the first push plate 52 is slidably mounted in the cavity of the second sleeve 51, the upper end of the first push plate 52 is fixedly connected with the drill rod 3, the first push plate 52 is coaxially arranged with the drill rod 3, a connecting sleeve 54 is abutted to the lower end of the first push plate 52, one end of the connecting sleeve 54 is abutted to the second rotating mechanism 6, namely, the lower end of the first push plate 52 is fixedly connected with the first push plate 52 in the same direction as the first axial line 55, the first axial direction 55 is fixedly arranged in the first axial direction 55, and the first axial direction 55 is fixedly arranged in the threaded hole 55.
Referring to fig. 2 and 3, the second rotating mechanism 6 includes a screw 61, the screw 61 is threaded and rotatably mounted on the inner mounting plate 55, the screw 61 is coaxially disposed with the inner mounting plate 55, the screw 61 is threaded with the threaded hole 53, and is threadedly connected in the threaded hole 53, the bottom of the screw is coaxially disposed and fixedly connected with a rotating rod 62, a second push plate 64 is sleeved on the rotating rod 62 and slidably mounted on the rotating rod 62, the second push plate 64 and the rotating rod 62 can slide relatively in the axial direction, the upper end of the second push plate 64 is abutted with the connecting sleeve 54, the upper end of the second push plate 64 is abutted with the linkage mechanism 7, a helical blade 63 is fixedly mounted on the rotating rod 62 disposed below the second push plate 64, the helical blade 63 is coaxially disposed with the rotating rod 62, and the radius of the helical blade 63 increases gradually from bottom to top.
When the drilling work is carried out, the drill rod 3 positively rotates to drive the first rotating mechanism 5 to work, the drill rod 3 positively rotates to drive the second sleeve 51 positively rotates, the second sleeve 51 positively rotates to drive the drill bit 4 to rotate, and further the drilling work is realized, simultaneously, the drill rod 3 rotationally drives the first push plate 52 to positively rotate, in the drilling process, earth and sand in the drill hole always apply upward reaction force to the rotary rod 62, the first push plate 52 positively rotates to enable the screw 61 to be in threaded connection with the threaded hole 53 until the top of the screw 61 is abutted with the top of the threaded hole 53, then the first push plate 52 positively rotates to drive the screw 61 to positively rotate, the rotary rod 62 is positively rotated while the screw 61 positively rotates, the rotary rod 62 positively rotates to drive the helical blade 63 to tunnel the drill hole, and simultaneously, earth and sand in the drill hole always enters the drill bit 4 along with the rotation of the helical blade 63 until the drill bit 4 is full of earth and sand. The spiral blade 63 continues tunneling the drill hole, soil and sand in the drill hole is stressed to apply vertical upward force to the second push plate 64, the second push plate 64 is stressed to move upwards and simultaneously applies upward thrust to the first push plate 52 and the drill rod 3 through the connecting sleeve 54, so that the second sleeve 51 and the drill rod 3 slide relatively, the second sleeve 51 moves downwards relative to the drill rod 3, the second push plate 64 moves towards a direction close to the second sleeve 51, the linkage mechanism 7 is driven to work, and the linkage mechanism 7 drives the soil retaining mechanism 8 to seal the cavity opening of the drill bit 4. Then the driving mechanism 2 drives the drill rod 3 to reversely rotate, the drill rod 3 reversely rotates and drives the first push plate 52 to reversely rotate, the top of the screw rod 61 and the top of the threaded hole 53 are stopped to be abutted, the first push plate 52 rotates and does not drive the screw rod 61 to rotate any more, the second rotating mechanism 6 is prevented from continuously working, soil and sand in the drill bit 4 are enabled to fall, meanwhile, the drill rod 3 continuously drives the second sleeve 51 to rotate, the drill rod 3 is facilitated to drive the rotary drilling auxiliary device of the rotary drilling rig to be lifted out of a drill hole, the soil and sand in the drill bit 4 are conveniently detached, and the drilling efficiency is improved.
Referring to fig. 2 and 3, the drill bit 4 includes a first sleeve 41, the first sleeve 41 is fixedly mounted at the bottom of a second sleeve 51, a mounting cavity 42 is formed in the inner wall of the first sleeve 41, a linkage mechanism 7 is mounted in the mounting cavity 42, an inner cavity is formed in the first sleeve 41, and the second rotation mechanism 6 is arranged in the inner cavity of the first sleeve 41. The connection sleeve 54 is provided to pass through and slidably mounted on the first sleeve 41 and the second sleeve 51. An auxiliary bit 43 is fixedly mounted on the end of the first sleeve 41 remote from the second sleeve 51.
When the drill rod 3 rotates, the drill rod 3 drives the second sleeve 51 to rotate, the second sleeve 51 rotates to drive the first sleeve 41 to rotate, the first sleeve 41 rotates and simultaneously drives the auxiliary digging head 43 to rotate, and the auxiliary digging head 43 rotates to realize drilling.
Referring to fig. 2 and 3, the linkage mechanism 7 includes a plurality of sliding rods 71, the number of the sliding rods 71 is not less than four, the number of the sliding rods 71 is not more than six, the plurality of sliding rods 71 are symmetrically arranged around the rotating rod 62 as a center axis, each sliding rod 71 is slidably mounted on the first sleeve 41, one end of each sliding rod 71 is disposed in an inner cavity of the first sleeve 41, and the other end of each sliding rod 71 is disposed in the mounting cavity 42. One end of each sliding rod 71 arranged in the inner cavity of the first sleeve 41 is fixedly connected with the second push plate 64, one end of each sliding rod 71 arranged in the mounting cavity 42 is fixedly provided with an abutting polished rod 72, two ends of the abutting polished rod 72 are abutted into spiral grooves in the inner threaded sleeve 73, smooth polishing treatment is carried out on the two ends of the abutting polished rod 72 and the spiral grooves in the inner threaded sleeve 73, friction between the two ends of the abutting polished rod 72 and the spiral grooves in the inner threaded sleeve 73 is reduced, each inner threaded sleeve 73 is rotatably mounted in the mounting cavity 42, each inner threaded sleeve 73 is coaxially and fixedly provided with a third spur gear 76, one side of each third spur gear 76 is respectively meshed with a second spur gear 75, each second spur gear 75 is fixedly connected with a first rotating shaft 77 in a penetrating manner, each first rotating shaft 77 is rotatably mounted in the mounting cavity 42, each first rotating shaft 77 is sleeved with a supporting block 78 in a rotating manner, each supporting block 78 is fixedly mounted in the mounting cavity 42, each first rotating shaft 77 is far from one end of the second spur gear 75, and each first spur gear 74 is fixedly connected with each retaining mechanism 8.
When the second push plate 64 moves towards the direction close to the second sleeve 51, the second push plate 64 pushes the sliding rods 71 to move towards the direction close to the second sleeve 51, so that the abutting polish rod 72 applies upward acting force to the internal thread sleeve 73 in the internal thread sleeve 73, the internal thread sleeve 73 rotates and simultaneously drives the third spur gear 76 to rotate, the third spur gear 76 rotates and then drives the second spur gear 75 to rotate, the second spur gear 75 rotates and then drives the first rotating shaft 77 to rotate, the first rotating shaft 77 rotates and then drives the first spur gear 74 to rotate, the first spur gear 74 rotates and then drives the retaining mechanism 8 to work, and the linkage of the internal mechanism of the rotary drilling auxiliary device of the rotary drilling rig is improved.
Referring to fig. 2, 4 and 5, the soil guard mechanism 8 includes a rotation plate 85, the rotation plate 85 is fitted and rotatably mounted on the inner wall of the first sleeve 41, an external gear 86 is fitted and fixedly mounted on the outer peripheral side of the rotation plate 85, and the external gear 86 is disposed in the mounting cavity 42 and is engaged with each of the first spur gears 74. The end of the rotating plate 85 far away from the second push plate 64 is provided with a plurality of evenly distributed guide grooves 87, the number of the guide grooves 87 is not less than four and not more than eight, and the guide grooves 87 are arc-shaped. All slidable mounting has dead lever 84 in each guide slot 87, all fixedly connected with separation blade 83 on each dead lever 84, separation blade 83 is rubber material and has flexibility, each separation blade 83 is fan-shaped, and adjacent separation blade 83 overlap each other, overlap the part and be not less than the fifth of separation blade 83 total area, all wear to establish and rotate on each separation blade 83 and install second pivot 82, second pivot 82 one end fixed mounting is on fixed plate 81, the fixed plate 81 is the cylinder that the cross section is the ring shape, fixed plate 81 fixed mounting is near on the inner wall of supplementary first 43 one end of digging at first sleeve 41.
Each first straight gear 74 rotates and drives the external gear 86 to rotate, the external gear 86 rotates and then drives the rotating plate 85 to rotate, each fixed rod 84 slides along the guiding direction of the guiding groove 87 when the rotating plate 85 rotates, each baffle 83 further rotates by taking the second rotating shaft 82 as the center, each baffle 83 rotates towards the axis direction close to the rotating rod 62, the opening of the first sleeve 41 is closed, the baffle 83 is abutted to the helical blade 63, the helical blade 63 supports the baffle 83, earth and sand in the first sleeve 41 are prevented from falling, the allowance of earth and stone in a drilled hole is increased, the workload of a user is increased, and the drilling efficiency is reduced.
The implementation principle of the rotary drilling auxiliary device of the rotary drilling rig is as follows: the drill rod 3 is driven to work through the driving mechanism 2, the first rotating mechanism 5 is driven to rotate while the drill rod 3 works, the first rotating mechanism 5 rotates to drive the drill bit 4 and the second rotating mechanism 6 to rotate, drilling work is achieved, earth stones are piled up in the drill bit 4, the second rotating mechanism 6 drives the linkage mechanism 7 to work, the linkage mechanism 7 works to drive the soil retaining mechanism 8 to work, and the soil retaining mechanism 8 works and seals the inner cavity of the drill bit 4.
The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.
Claims (10)
1. The utility model provides a dig auxiliary device soon of rig soon which characterized in that: the drilling tool comprises a drill bit (4), wherein the drill bit (4) comprises a first sleeve (41) with a mounting cavity (42) arranged inside;
the first sleeve (41) is provided with a first rotating mechanism (5), the first rotating mechanism (5) is provided with a second rotating mechanism (6), the second rotating mechanism (6) is arranged in the first sleeve (41), the second rotating mechanism (6) is connected with a linkage mechanism (7), the linkage mechanism (7) is arranged in the installation cavity (42), the linkage mechanism (7) is connected with a soil retaining mechanism (8), and the soil retaining mechanism (8) is arranged on the first sleeve (41);
the retaining mechanism (8) comprises a fixed plate (81), a second rotating shaft (82), fixed rods (84), guide grooves (87), external gears (86), rotating plates (85) and baffle plates (83), wherein the fixed plate (81) is fixedly installed in an inner cavity of a first sleeve (41), the fixed plates (81) are fixedly provided with a plurality of evenly distributed second rotating shafts (82), the baffle plates (83) are respectively and rotatably installed on the second rotating shafts (82), the fixed rods (84) are respectively and fixedly installed on the baffle plates (83), one ends, far away from the baffle plates (83), of the fixed rods (84) are respectively and slidably installed in the guide grooves (87), the guide grooves (87) are respectively formed in the rotating plates (85), the rotating plates (85) are embedded and rotatably installed on the inner cavity wall of the first sleeve (41), the outer circumference sides of the rotating plates (85) are fixedly provided with the external gears (86), and the outer gears (86) are arranged in the installation cavity (42) and are connected with the linkage mechanism (7).
2. The rotary drilling assist device of the rotary drilling machine according to claim 1, wherein: each linkage mechanism (7) comprises a first straight gear (74), a second straight gear (75), a third straight gear (76), a first rotating shaft (77) and an internal thread sleeve (73);
each first straight gear (74) is in meshed connection with the external gear (86), each first straight gear (74) is penetrated through and fixedly connected with a first rotating shaft (77), one end, far away from the first straight gear (74), of each first rotating shaft (77) is sleeved with and fixedly connected with a second straight gear (75), one side of each second straight gear (75) is in meshed connection with a third straight gear (76), and each third straight gear (76) is sleeved with and fixedly installed on the internal thread sleeve (73)
And the internally threaded sleeve (73) is rotatably mounted in the mounting cavity (42).
3. The rotary drilling assist device of the rotary drilling machine according to claim 2, characterized in that: each linkage mechanism (7) comprises a sliding rod (71) and an abutting polished rod (72);
each butt polished rod (72) both ends butt respectively at each internal thread sleeve (73), each butt polished rod (72) are each fixed mounting on slide bar (71), and each slide bar (71) is kept away from the one end of butt polished rod (72) wears to establish and slidable mounting is in on first sleeve (41) inner wall, each slide bar (71) keep away from the one end of butt polished rod (72) with second slewing mechanism (6) are connected.
4. The rotary drilling assist device of the rotary drilling machine according to claim 2, characterized in that: and each first rotating shaft (77) is sleeved with a supporting block (78) in a rotating manner, and each supporting block (78) is fixedly arranged in the mounting cavity (42).
5. A rotary drilling assist device for a rotary drilling rig according to claim 3, characterized in that: the first rotating mechanism (5) comprises a second sleeve (51), a first push plate (52), a threaded hole (53), a connecting sleeve (54) and an inner mounting plate (55); the second sleeve (51) is fixedly installed on the first sleeve (41), a first push plate (52) is arranged in the second sleeve (51), a threaded hole (53) is formed in one end, close to the first sleeve (41), of the first push plate (52), a connecting sleeve (54) is abutted to one end, close to the first sleeve (41), of the first push plate (52), one end, far away from the first push plate (52), of the connecting sleeve (54) is connected with the second rotating mechanism (6), and the connecting sleeve (54) is arranged on the first sleeve (41) in a penetrating and sliding mode and is arranged on the second sleeve (51).
6. The rotary drilling assist device of the rotary drilling rig according to claim 5, wherein: an inner mounting plate (55) is fixedly arranged in the connecting sleeve (54), and the inner mounting plate (55) is connected with the second rotating mechanism (6).
7. The rotary drilling assist device of the rotary drilling machine as recited in claim 6, wherein: the second rotating mechanism (6) comprises a screw (61), a rotating rod (62), a helical blade (63) and a second push plate (64);
the screw rod (61) wears to establish and rotate and install on interior mounting panel (55), fixedly connected with bull stick (62) on screw rod (61), the cover is established and is rotated and install second push pedal (64) on the one end that screw rod (61) was kept away from to bull stick (62), second push pedal (64) with connecting sleeve (54) butt, second push pedal (64) with sliding rod (71) fixed connection, fixedly mounted has helical blade (63) on bull stick (62).
8. The rotary drilling assist device of the rotary drilling rig as recited in claim 7, wherein: an auxiliary digging head (43) is fixedly arranged at the bottom of the first sleeve (41).
9. The utility model provides a dig rig soon which characterized in that: rotary drilling auxiliary device comprising a rotary drilling rig according to any of claims 5-8, a mobile platform (1), a drive mechanism (2) and a drill rod (3);
the rotary drilling rig is characterized in that the rotary drilling auxiliary device of the rotary drilling rig is arranged on the drill rod (3), the drill rod (3) is arranged on the driving mechanism (2), the driving mechanism (2) is used for driving the drill rod (3) to rotate, and the driving mechanism (2) is fixedly arranged on the mobile platform (1).
10. The rotary drilling rig of claim 9, wherein: clamping blocks (31) are symmetrically and fixedly arranged on two sides of the drill rod (3), and the two clamping blocks (31) are slidably arranged on the second sleeve (51);
one end of the drill rod (3) is arranged in the second sleeve (51) and is fixedly connected with the first push plate (52).
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| CN202310152502.5A CN115853433B (en) | 2023-02-23 | 2023-02-23 | Rotary drilling auxiliary device of rotary drilling rig and rotary drilling rig |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310152502.5A CN115853433B (en) | 2023-02-23 | 2023-02-23 | Rotary drilling auxiliary device of rotary drilling rig and rotary drilling rig |
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| CN115853433B true CN115853433B (en) | 2023-05-12 |
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| CN116516941B (en) * | 2023-05-29 | 2024-01-26 | 中国水利水电第三工程局有限公司 | Construction device and method for mechanical excavation pile plate wall |
| CN116398043B (en) * | 2023-06-05 | 2023-08-29 | 临沂市政集团有限公司 | Low-carbon-emission building construction foundation drilling equipment |
| CN116591597B (en) * | 2023-07-18 | 2023-09-26 | 陕西建一建设有限公司 | Rotary drilling rig for highway bridge construction |
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| CN115853433A (en) | 2023-03-28 |
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