CN113927314A - Portable drilling equipment for overhauling large natural gas pipeline - Google Patents
Portable drilling equipment for overhauling large natural gas pipeline Download PDFInfo
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- CN113927314A CN113927314A CN202111461043.6A CN202111461043A CN113927314A CN 113927314 A CN113927314 A CN 113927314A CN 202111461043 A CN202111461043 A CN 202111461043A CN 113927314 A CN113927314 A CN 113927314A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P23/00—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass
- B23P23/04—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass for both machining and other metal-working operations
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Abstract
The invention discloses portable drilling equipment for overhauling a large natural gas pipeline. The technical key points are as follows: the gas pipeline comprises a mounting frame, a connecting seat, a drilling device and a lifting device, wherein the connecting seat, the drilling device and the lifting device are all arranged on the mounting frame, the lifting device is connected with the drilling device and used for controlling the lifting of the drilling device, an inner wall polishing device is arranged on the mounting frame, and the inner wall polishing device is connected with the drilling device.
Description
Technical Field
The invention relates to the field of gas pipeline maintenance equipment, in particular to portable drilling equipment for overhauling a large-scale natural gas pipeline.
Background
Because the natural aging in the gas pipeline use, and expose and receive the wind and shine and appear the morals and manners outside, after long-term the use, the security of gas pipeline is difficult to guarantee, consequently, it needs to detect the pipeline to have more the service environment of pipeline, make the life and the security of pipeline to the optimum time point, when detecting the gas pipeline, need drill hole to the gas pipeline, the pore wall structure through boring is as the degree of morals and manners according to analysis gas pipeline, the ageing degree, so that whether the maintainer judges to need to change the gas pipeline, after judging the completion, need to restore drilling, current repair tool restores the back with drilling, there is the restoration residue in the pipeline inner wall, reduce pipeline transport speed.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide portable drilling equipment for overhauling a large natural gas pipeline, which can repair a drilled hole without residues on the inner wall of the pipeline after drilling.
In order to achieve the purpose, the invention provides the following technical scheme: a large-scale natural gas line overhauls uses portable drilling equipment, including: mounting bracket, connecting seat, drilling equipment, elevating gear, connecting seat, drilling equipment and elevating gear all set up on the mounting bracket, elevating gear is connected with drilling equipment for control drilling equipment's lift, be equipped with inner wall grinding device on the mounting bracket, inner wall grinding device is connected with drilling equipment.
As a further improvement of the invention, the inner wall polishing device comprises a positioning disc, a movable disc, a driving rod and a driven rod, wherein the positioning disc is fixedly connected to a mounting frame, a first driving hole is formed in the positioning disc, the movable disc is connected to the positioning disc in a sliding manner, a first track groove is formed in the upper side of the positioning disc, a first driven rod is arranged on the lower side of the movable disc, the first driven rod is embedded in the first track groove, the driven rod is positioned in the first driving hole, one end of the driven rod is connected with the movable disc, the other end of the driven rod is connected with a drilling device, the driving rod is connected to the movable disc, the lifting device comprises a plurality of connecting blocks, a lifting plate and lifting rods, the connecting blocks are connected to the mounting frame in a sliding manner, the lifting plate is fixedly connected with the plurality of connecting blocks, lifting holes are formed in the lifting plate, mounting holes are formed in the positioning disc, the drilling device comprises a drill rod and a driving device, wherein the driving device is movably arranged on the lifting plate, the drill rod is connected with the driving device and penetrates out of the second driving hole, the driven rod is connected with the driving device, the drill rod comprises a push rod and a polishing rod which are mutually connected, the push rod is connected with the driving device, the push rod and the polishing rod are coaxially arranged, the diameter of the polishing rod is larger than that of the push rod, a locking assembly is arranged between the movable disc and the positioning disc, a first ball is arranged on one side of the movable disc facing the positioning disc, and a plurality of first track grooves and a plurality of first follow-up rods are arranged, and are in one-to-one correspondence.
As a further improvement of the present invention, the driving device includes a fixing frame, a driving motor, a transmission rod and a transmission gear, the driving motor and the transmission rod are disposed on the fixing frame, the fixing frame includes a fixing plate and a connecting plate which are connected to each other, a second follower rod is disposed on the connecting plate, a second track groove is disposed on the lifting plate, the second follower rod is embedded in the second track groove, a track of the second track groove is the same as a track of the first track groove, a connecting hole is disposed on the fixing plate, a second bearing is disposed in the connecting hole, the push rod is fixedly connected to the second bearing, a driven gear is disposed on the push rod, the transmission rod is fixedly connected to the driving motor, the transmission gear is fixedly connected to the transmission rod, the transmission gear is engaged with the driven gear, and the fixing plate is connected to the driven rod.
As a further improvement of the invention, one side of the connecting plate facing the lifting plate is provided with a plurality of second balls, and the second track grooves and the second follower rods are respectively provided with a plurality of second balls and are in one-to-one correspondence.
As a further improvement of the invention, a reinforcing plate is arranged on the connecting plate, the reinforcing plate and the fixing plate are arranged at intervals, a reinforcing hole is formed in the reinforcing plate, a third bearing is arranged in the reinforcing hole, the axle centers of the third bearing and the second bearing are positioned on the same straight line, and the push rod penetrates through the third bearing and is connected with the third bearing.
As a further improvement of the invention, the fixing plate is provided with driven holes, the driven rods penetrate into the driven holes, a plurality of driven holes and a plurality of driven rods are arranged, and the driven holes correspond to the driven rods one by one.
As a further improvement of the invention, the wall of the driven hole is provided with a plurality of pulleys, and the pulleys are circumferentially arranged by taking the center of the driven hole as the center of a circle.
As a further improvement of the invention, the connecting block is provided with a holding tank, the mounting frame is provided with a convex rod, the holding tank wraps the convex rod, the wall of the holding tank is provided with a first positioning wheel, the first positioning wheel is abutted against the convex rod, the connecting block is provided with a second positioning wheel, the second positioning wheel is abutted against the mounting frame, and the rotating shafts of the first positioning wheel and the second positioning wheel are perpendicular.
As a further improvement of the invention, the driving assembly comprises a hand-grasping rod and a protruding rotating rod, wherein a rotatable first grasping sleeve is arranged on the hand-grasping rod, and a rotatable second grasping sleeve is arranged on the rotating rod.
As a further improvement of the present invention, the locking assembly includes a locking rod and a locking hole, the locking rod is arranged on the movable disk in a lifting manner, and the locking hole is arranged on the positioning disk.
The invention has the advantages that the stepped connecting groove is ground on the drilled hole, the through hole is combined and sealed by the plurality of stepped sealing components, the inner wall of the pipeline is smooth after sealing, and the speed cannot be reduced when gas is conveyed.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic structural view of a positioning plate and a movable plate;
FIG. 3 is a schematic structural diagram of a connecting plate, a lifting plate, a second follower rod and a second track groove;
FIG. 4 is a schematic view of the connecting plate, the lifting plate and the second ball;
FIG. 5 is a schematic structural view of a connection surface of the connection plate and the lifting plate;
FIG. 6 is a schematic structural view of a driven hole, a pulley and a driven rod;
FIG. 7 is a schematic structural view of the protruding rod, the connecting block and the connecting groove;
FIG. 8 is a schematic view of the closure assembly closing a conduit;
fig. 9 is a perspective view of the closure assembly when combined.
Description of the labeling: 1. a mounting frame; 11. a connecting seat; 12. a nose bar; 2. a drilling device; 21. a drill stem; 211. a push rod; 2111. a driven gear; 212. grinding the rod; 22. a drive device; 221. a fixed mount; 2211. a fixing plate; 2212. a connecting plate; 2213. a second follower lever; 2214. connecting holes; 2215. a second bearing; 2216. a second ball bearing; 2217. a driven hole; 2218. a pulley; 222. a drive motor; 223. a transmission rod; 224. a transmission gear; 225. a reinforcing plate; 2251. a reinforcement hole; 2252. a third bearing; 3. a lifting device; 31. connecting blocks; 311. accommodating grooves; 312. a first positioning wheel; 313. a second positioning wheel; 32. a lifting plate; 321. a lifting hole; 322. a second drive aperture; 323. a second track groove; 33. a lifting rod; 4. an inner wall polishing device; 41. positioning a plate; 411. a first drive aperture; 412. a first track groove; 413. mounting holes; 4131. a first bearing; 42. a movable tray; 421. a first follower lever; 422. a first ball bearing; 43. a drive rod; 44. a driven lever; 5. a drive assembly; 51. a hand-held wand; 511. a first grasping sleeve; 52. rotating the rod; 521. a second grasping sleeve; 6. a locking assembly; 61. a locking lever; 62. a locking hole.
Detailed Description
The invention will be further described in detail with reference to the following examples, which are given in the accompanying drawings.
Referring to fig. 1 to 9, the portable drilling equipment for overhauling a large natural gas pipeline of the present embodiment includes: mounting bracket 1, connecting seat 11, drilling equipment 2, elevating gear 3, connecting seat 11, drilling equipment 2 and elevating gear 3 all set up on mounting bracket 1, elevating gear 3 is connected with drilling equipment 2 for control drilling equipment 2's lift, be equipped with inner wall grinding device 4 on the mounting bracket 1, inner wall grinding device 4 is connected with drilling equipment 2.
Through the technical scheme, need detect the ageing of gas pipeline, during the morals and manners state, carry large-scale natural gas line and overhaul with portable drilling equipment, later utilize connecting seat 11 to fix equipment and pipeline, start drilling equipment 2 and elevating gear 3 after that, drilling equipment moves, drill, after the drilling is accomplished, drive inner wall grinding device 4, polish the pipeline inner wall, the spread groove of echelonment is polished out to the pipeline wall inboard, later when sealing, the closed subassembly combination of a plurality of echelonments of reuse seals the through-hole, it is level and smooth to seal the back pipeline inner wall, can not the deceleration during the transport gas.
As an improved specific embodiment, the inner wall polishing device 4 includes a positioning plate 41, a movable plate 42, a driving rod 43, and a driven rod 44, the positioning plate 41 is fixedly connected to the mounting frame 1, the positioning plate 41 is provided with a first driving hole 411, the movable plate 42 is slidably connected to the positioning plate 41, the upper side of the positioning plate 41 is provided with a first track groove 412, the lower side of the movable plate 42 is provided with a first follower rod 421, the first follower rod 421 is embedded into the first track groove 412, the driven rod 44 is located in the first driving hole 411, one end of the driven rod is connected to the movable plate 42, the other end of the driven rod is connected to the drilling device 2, the driving rod 43 is connected to the movable plate 42, the lifting device 3 includes a connecting block 31, a lifting plate 32, and a lifting rod 33, the connecting block 31 has a plurality of which are slidably connected to the mounting frame 1, the lifting plate 32 is fixedly connected to the connecting blocks 31, the drilling device 2 comprises a drill rod 21 and a driving device 22, the driving device 22 is movably arranged on the lifting plate 32, the drill rod 21 is connected with the driving device 22 and penetrates out of the second driving hole 322, the driven rod 44 is connected with the driving device 22, the drill rod 21 comprises a push rod 211 and a polishing rod 212 which are connected with each other, the push rod 211 is connected with the driving device 22, the push rod 211 is coaxially arranged with the polishing rod 212, the diameter of the grinding rod 212 is greater than that of the pushing rod 211, a locking assembly 6 is arranged between the movable disc 42 and the positioning disc 41, a first ball 422 is arranged on one side of the movable disc 42 facing the positioning disc 41, and the first track grooves 412 and the first follower rods 421 are respectively provided with a plurality of one-to-one correspondence.
Through the technical scheme, when the aging and weathering states of the gas pipeline need to be detected, the portable drilling equipment for overhauling the large-scale natural gas pipeline is carried, then the equipment and the pipeline are fixed by utilizing the connecting seat 11, then the movable disc 42 is fixed at the initial position and the position of the movable disc 42 is fixed by the locking assembly 6, then the drilling device 2 and the lifting device 3 are started, the drilling device runs to drive the push rod 211 to rotate, the push rod 211 rotates to drive the grinding rod 212 to rotate (preferably, the grinding rod 212 and the push rod 211 are integrally formed and have high structural strength), then the lifting rod 33 is rotated by the driving assembly 5, the lifting rod 33 is fixed on the positioning disc 41 through a bearing, the upper position and the lower position are kept fixed, because the lifting rod 33 is in threaded connection with the lifting plate 32, the upper position and the lower position of the lifting rod 33 are fixed and rotate to drive the lifting plate 32 to lift, the connecting block 31 slides with the mounting frame 1 in the lifting process of the lifting plate 32, when the gas pipeline is lifted, the lifting plate 32 is lifted to drive the driving device 22 and the drill rod 21 on the lifting plate 32 to lift, the drill rod 21 is lowered to drill the pipeline, after the pipeline wall is drilled through, the drilling device is closed, the lifting rod 33 is rotated reversely, the lifting plate 32 and the drilling device 2 are far away from the pipeline, then a maintainer analyzes the weathering degree and the aging degree of the gas pipeline according to the structure of the hole wall, after the judgment is finished, the lifting rod 33 is rotated to enable the drill rod 21 to move downwards until the grinding rod 212 corresponds to the inner part of the pipeline arm, then the drilling device 2 is started, the locking assembly 6 is started, then the driving rod 43 is grabbed, the movable disc 42 is pushed to move along the track in the first track groove 412, the movable disc 42 moves to drive the driven rod 44 to move, the driven rod 44 moves to drive the driving device 22 to move, and the driving device 22 moves to drive the grinding rod 212 to move, the polishing rod 212 polishes a step-shaped connecting groove on the inner side of the pipeline wall, then the drilling device 2 is closed, the driving rod 43 is pushed, the movable disc 42 is made to return to the initial position, the locking assembly 6 is used for locking, then the drilling assembly is made to be far away from the pipeline through the rotating lifting rod 33, and then the portable drilling equipment for overhauling the large-scale natural gas pipeline is taken down. When the pipeline is closed, the closed components are sequentially placed into the pipeline, the closed components placed firstly move downwards and then are placed close to the side, all the closed components are placed into the pipeline from the holes, then the positions of the closed components are adjusted to be spliced into a whole with a step, then the closed components are fixedly connected onto the pipeline through a glue/welding technology, the sealing is completed, and after the sealing is completed, the exposed parts of the closed components are cut. By using the grinding rod 212 to grind the stepped connecting grooves on the drill holes and combining and sealing the through holes by using a plurality of stepped sealing components, the inner wall of the pipeline is smooth after sealing, and the speed cannot be reduced when gas is conveyed. The grabbing driving rod 43 drives the movable disc 42 to move so as to polish the connecting grooves, the controllability is high, the device can be used in various environments, the position of the polishing rod 212 can be adjusted through the lifting rod 33 according to the thickness of the pipeline, and the device is suitable for pipelines with various thicknesses. First ball 422 is located between activity dish 42 and positioning disk 41, and frictional force when reducing relative displacement between activity dish 42 and the positioning disk 41 for more laborsaving when promoting the motion of activity dish 42 reduces wearing and tearing simultaneously, increase of service life, a plurality of first orbit grooves 412, the motion orbit of first follower rod 421 common guide activity dish 42, make the guiding process more smooth and easy.
As an improved specific embodiment, the driving device 22 includes a fixing frame 221, a driving motor 222, a transmission rod 223 and a transmission gear 224, the driving motor 222 and the transmission rod 223 are disposed on the fixing frame 221, the fixing frame 221 includes a fixing plate 2211 and a connecting plate 2212 which are connected to each other, a second follower rod 2213 is disposed on the connecting plate 2212, a second track groove 323 is disposed on the lifting plate 32, the second follower rod 2213 is embedded into the second track groove 323, the track of the second track groove 323 is the same as the track of the first track groove 412, a connection hole 2214 is disposed on the fixing plate 2211, a second bearing 2215 is disposed in the connection hole 2214, the pushing rod 211 is fixedly connected to the second bearing 2215, a driven gear 2111 is disposed on the pushing rod 211, the transmission rod 223 is fixedly connected to the driving motor 222, the transmission gear 224 is fixedly connected to the transmission rod 223, the transmission gear 224 is engaged with the driven gear 2111, and the fixing plate 2211 is connected with the driven rod 44.
Through the above technical solution, the driving motor 222 can be disposed on the fixing plate 2211 or the connecting plate 2212, when the driving motor 222 is disposed on the fixing plate 2211, the transmission gear 224 and the driven gear 2111 are normal gears, and when the driving motor 222 is provided on the connection plate 2212, the transmission gear 224 and the driven gear 2111 are both bevel gears, the number of the driving motor 222, the transmission rod 223 and the transmission gear 224 can be multiple, the driving force for the pushing rod 211 is increased, the grinding speed is increased, the second follower rod 2213 is embedded into the second track groove 323, the track of the second track groove 323 is the same as that of the first track groove 412, when the driven rod 44 drives the fixing frame 221 to move, the first track groove 412 guides the moving track of the movable plate 42 through the first follower block, and the second track groove 323 guides the moving track of the fixed frame 221 through the second follower block, so that the stability of the fixed frame 221 in the moving process is improved, and the stability of the grinding rod 212 in grinding the stepped connecting groove is further improved.
As a modified embodiment, the connecting plate 2212 is provided with a second ball 2216 on the side facing the lifting plate 32, and the second tracking grooves 323 and the second follower bars 2213 are provided in a plurality and in a one-to-one correspondence.
Through above-mentioned technical scheme, second ball 2216 is located between connecting plate 2212 and lifter plate 32, frictional force when reducing relative displacement between connecting plate 2212 and the lifter plate 32 for it is more laborsaving when driven lever 44 promotes the motion of connecting plate 2212, reduce wearing and tearing simultaneously, increase of service life, a plurality of second orbit grooves 323, the motion orbit of second follower bar 2213 common guide activity dish 42, with a plurality of first orbit grooves 412, first follower bar 421 combined action, make the guiding process more smooth and easy, stable.
As a modified specific embodiment, a reinforcing plate 225 is arranged on the connecting plate 2212, the reinforcing plate 225 and the fixing plate 2211 are arranged at an interval, a reinforcing hole 2251 is arranged on the reinforcing plate 225, a third bearing 2252 is arranged in the reinforcing hole 2251, the axial centers of the third bearing 2252 and the second bearing 2215 are on the same straight line, and the pushing rod 211 penetrates through the third bearing 2252 and is connected to the third bearing 2252.
Through the technical scheme, the reinforcing plate 225 is spaced from the fixing plate 2211, the third bearing 2252 on the reinforcing hole 2251 and the second bearing 2215 on the connecting hole 2214 act together to fix the push rod 211 at two points, so that the stability of the position of the push rod 211 in the operation process is improved, the machining precision is improved, and the service life is prolonged.
As a modified specific embodiment, the fixing plate 2211 is provided with driven holes 2217, the driven rods 44 penetrate into the driven holes 2217, a plurality of driven holes 2217 and driven rods 44 are provided, and the driven holes 2217 correspond to the driven rods 44 one by one.
Through above-mentioned technical scheme, in the driven pole 44 one-to-one inserts a plurality of driven holes 2217 more, the combined action in a plurality of positions improves the stability that activity dish 42 drove the motion of fixed plate 2211.
As a specific embodiment of the improvement, a plurality of pulleys 2218 are arranged on the wall of the driven hole 2217, and the pulleys 2218 are circumferentially arranged around the center of the driven hole 2217.
Through the technical scheme, the driven rod 44 is abutted against the side face of the pulley 2218, in the lifting process of the lifting assembly, the driven rod 44 and the pulley 2218 have sliding friction, the friction force is small, the abrasion is small, the pulleys 2218 are distributed circumferentially, the driven rod 44 is abutted against in multiple directions, and the position of the driven rod 44 is stable.
As a modified embodiment, be equipped with holding tank 311 on the connecting block 31, be equipped with nose bar 12 on the mounting bracket 1, holding tank 311 wraps up nose bar 12, be equipped with first positioning wheel 312 on the cell wall of holding tank 311, first positioning wheel 312 is inconsistent with nose bar 12, be equipped with second positioning wheel 313 on the connecting block 31, second positioning wheel 313 is inconsistent with mounting bracket 1, the pivot of first positioning wheel 312, second positioning wheel 313 is perpendicular.
Through above-mentioned technical scheme, holding tank 311 wraps up protruding pole 12, make connecting block 31 stable in position, make lifter plate 32 stable in position, and then make lifter plate 32 go up and down the in-process stable, first positioning wheel 312 is inconsistent with protruding pole 12, second positioning wheel 313 is inconsistent with mounting bracket 1, make the lift in-process all be sliding friction, frictional force is little, wearing and tearing are little, first positioning wheel 312 is perpendicular with the pivot of second positioning wheel 313, the face of conflict is perpendicular, the multi-angle is fixed, and stability is high.
As a modified specific embodiment, the driving assembly 5 includes a grab bar 51 and a protruded rotating bar 52, wherein the grab bar 51 is provided with a rotatable first grab sleeve 511, and the rotating bar 52 is provided with a rotatable second grab sleeve 521.
Through above-mentioned technical scheme, when driving the lifter 33 rotation through drive assembly 5, grab first grabbing cover 511 on one hand, another hand grabs and gets second grabbing cover 521, later the rotation can drive the lifter 33 rotation, the power arm has been enlarged, it is rotatory convenient, first grabbing cover 511, second grabbing cover 521 is rotatable connection respectively on grabbing pole 51 and rotary rod 52, first grabbing cover 511 in the rotatory process, second grabbing cover 521 keeps fixed with the fingertip, can not rub with the hand, it is more comfortable during the use.
As a modified specific embodiment, the locking assembly 6 includes a locking rod 61 and a locking hole 62, the locking rod 61 is disposed on the movable plate 42 in a lifting manner, and the locking hole 62 is disposed on the positioning plate 41.
Through the technical scheme, when the movable disc 42 is in the initial state, the locking rod 61 corresponds to the locking hole 62, the locking rod 61 can be embedded into the locking hole 62, and when the movable disc is separated from the locking state, only the locking rod 61 needs to be lifted, so that the locking rod 61 is separated from the locking hole 62.
The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.
Claims (10)
1. The utility model provides a large-scale natural gas line overhauls uses portable drilling equipment which characterized in that: including mounting bracket (1), connecting seat (11), drilling equipment (2), elevating gear (3), connecting seat (11), drilling equipment (2) and elevating gear (3) all set up on mounting bracket (1), elevating gear (3) are connected with drilling equipment (2) for the lift of control drilling equipment (2), be equipped with inner wall grinding device (4) on mounting bracket (1), inner wall grinding device (4) are connected with drilling equipment (2).
2. The portable drilling equipment for overhauling a large natural gas pipeline according to claim 1, is characterized in that: inner wall grinding device (4) is including positioning disk (41), activity dish (42), actuating lever (43), driven lever (44), positioning disk (41) fixed connection is on mounting bracket (1), be equipped with first drive hole (411) on positioning disk (41), movable disk (42) are slided and are connected on positioning disk (41), positioning disk (41) upside is equipped with first orbit groove (412), activity dish (42) downside is equipped with first driven lever (421), first driven lever (421) imbed in first orbit groove (412), driven lever (44) are located first drive hole (411), and one end is connected with activity dish (42), and the other end is connected with drilling equipment (2), actuating lever (43) are connected on activity dish (42), elevating gear (3) are including connecting block (31), lifter plate (32), Lifter (33), connecting block (31) have a plurality of, all slide and connect on mounting bracket (1), lifter plate (32) and a plurality of connecting block (31) fixed connection, be equipped with lift hole (321) on lifter plate (32), be equipped with mounting hole (413) on positioning disk (41), be equipped with first bearing (4131) in mounting hole (413), mounting hole (413) and lift hole (321) coaxial setting, lifter (33) and first bearing (4131) fixed connection, and with lift hole (321) threaded connection, one side that mounting hole (413) were worn out in lifter (33) is equipped with drive assembly (5), be equipped with second drive hole (322) on lifter plate (32), drilling equipment (2) are including drilling rod (21), drive device (22) activity sets up on lifter plate (32), the drill rod (21) is connected with a driving device (22) and penetrates out of the second driving hole (322), the driven rod (44) is connected with the driving device (22), the drill rod (21) comprises a push rod (211) and a grinding rod (212) which are connected with each other, the push rod (211) is connected with the driving device (22), the push rod (211) and the grinding rod (212) are coaxially arranged, the diameter of the grinding rod (212) is larger than that of the push rod (211), a locking assembly (6) is arranged between the movable disc (42) and the positioning disc (41), a first ball (422) is arranged on one side, facing the positioning disc (41), of the movable disc (42), and the first track groove (412) and the first driven rod (421) are respectively provided with a plurality of balls and correspond to one another.
3. The portable drilling equipment for overhauling a large natural gas pipeline according to claim 2, is characterized in that: the driving device (22) comprises a fixing frame (221), a driving motor (222), a transmission rod (223) and a transmission gear (224), the driving motor (222) and the transmission rod (223) are arranged on the fixing frame (221), the fixing frame (221) comprises a fixing plate (2211) and a connecting plate (2212) which are connected with each other, a second follower rod (2213) is arranged on the connecting plate (2212), a second track groove (323) is arranged on the lifting plate (32), the second follower rod (2213) is embedded into the second track groove (323), the track of the second track groove (323) is the same as that of the first track groove (412), a connecting hole (2214) is arranged on the fixing plate (2211), a second bearing (2215) is arranged in the connecting hole (2214), the pushing rod (211) is fixedly connected with the second bearing (2215), and a driven gear (2111) is arranged on the pushing rod (211), the transmission rod (223) is fixedly connected with the driving motor (222), the transmission gear (224) is fixedly connected to the transmission rod (223), the transmission gear (224) is meshed with the driven gear (2111), and the fixing plate (2211) is connected with the driven rod (44).
4. The portable drilling equipment for overhauling a large natural gas pipeline according to claim 3, is characterized in that: one side of the connecting plate (2212) facing the lifting plate (32) is provided with a plurality of second balls (2216), and the second track grooves (323) are corresponding to the second follower rods (2213) one by one.
5. The portable drilling equipment for overhauling a large natural gas pipeline according to claim 3, is characterized in that: be equipped with reinforcing plate (225) on connecting plate (2212), reinforcing plate (225) and fixed plate (2211) interval setting, be equipped with on reinforcing plate (225) and strengthen hole (2251), be equipped with third bearing (2252) in strengthening hole (2251), third bearing (2252) and the axle center of second bearing (2215) are in same straight line, catch bar (211) penetrates third bearing (2252), is connected with third bearing (2252).
6. The portable drilling equipment for overhauling a large natural gas pipeline according to claim 3, is characterized in that: the fixing plate (2211) is provided with driven holes (2217), the driven rods (44) penetrate into the driven holes (2217), the driven holes (2217) and the driven rods (44) are respectively provided with a plurality of driven holes (2217), and the driven holes (2217) are in one-to-one correspondence with the driven rods (44).
7. The portable drilling equipment for overhauling a large natural gas pipeline according to claim 6, is characterized in that: the wall of the driven hole (2217) is provided with a plurality of pulleys (2218), and the pulleys (2218) are circumferentially arranged by taking the center of the driven hole (2217) as a circle center.
8. The portable drilling equipment for overhauling a large natural gas pipeline according to claim 2, is characterized in that: be equipped with holding tank (311) on connecting block (31), be equipped with nose bar (12) on mounting bracket (1), holding tank (311) wraps up nose bar (12), be equipped with first positioning wheel (312) on the cell wall of holding tank (311), first positioning wheel (312) and nose bar (12) are inconsistent, be equipped with second positioning wheel (313) on connecting block (31), second positioning wheel (313) and mounting bracket (1) are inconsistent, the pivot of first positioning wheel (312), second positioning wheel (313) is perpendicular.
9. The portable drilling equipment for overhauling a large natural gas pipeline according to claim 2, is characterized in that: the driving assembly (5) comprises a hand-grabbing rod (51) and a protruding rotating rod (52), a rotatable first grabbing sleeve (511) is arranged on the hand-grabbing rod (51), and a rotatable second grabbing sleeve (521) is arranged on the rotating rod (52).
10. The portable drilling equipment for overhauling a large natural gas pipeline according to claim 2, is characterized in that: the locking assembly (6) comprises a locking rod (61) and a locking hole (62), the locking rod (61) is arranged on the movable disc (42) in a lifting mode, and the locking hole (62) is arranged on the positioning disc (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111461043.6A CN113927314A (en) | 2021-11-30 | 2021-11-30 | Portable drilling equipment for overhauling large natural gas pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111461043.6A CN113927314A (en) | 2021-11-30 | 2021-11-30 | Portable drilling equipment for overhauling large natural gas pipeline |
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| Publication Number | Publication Date |
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| CN113927314A true CN113927314A (en) | 2022-01-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111461043.6A Withdrawn CN113927314A (en) | 2021-11-30 | 2021-11-30 | Portable drilling equipment for overhauling large natural gas pipeline |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6287245B1 (en) * | 1999-08-17 | 2001-09-11 | Tbt Tiefbohrtechnik Gmbh | Deep drilling device |
| CN2811727Y (en) * | 2005-07-29 | 2006-08-30 | 安源管道实业有限公司 | Apparatus for drilling and plugging steel-skeleton plastic composite pipe without stopping gas transportation |
| CN102764907A (en) * | 2012-07-10 | 2012-11-07 | 天津市益销燃气工程发展有限公司 | Indoor gas pipeline gas passing tapper and working method thereof |
| CN107900402A (en) * | 2017-11-21 | 2018-04-13 | 刘玉馨 | A kind of major gas pipeline maintenance Portable drilling apparatus |
| CN207840210U (en) * | 2018-01-22 | 2018-09-11 | 合肥新求机械有限公司 | A kind of pipe roof drilling equipment |
| CN208116817U (en) * | 2018-03-13 | 2018-11-20 | 达州市华川机械工程技术有限公司 | Perforating device is used in a kind of processing of steel pipe |
| CN213530849U (en) * | 2020-10-16 | 2021-06-25 | 天津博君建筑科技有限公司 | Drilling equipment is used in steel pipe production |
| CN214445364U (en) * | 2021-02-25 | 2021-10-22 | 国家管网集团川气东送天然气管道有限公司 | Auxiliary polishing device for wall thickness test of natural gas pipeline |
-
2021
- 2021-11-30 CN CN202111461043.6A patent/CN113927314A/en not_active Withdrawn
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6287245B1 (en) * | 1999-08-17 | 2001-09-11 | Tbt Tiefbohrtechnik Gmbh | Deep drilling device |
| CN2811727Y (en) * | 2005-07-29 | 2006-08-30 | 安源管道实业有限公司 | Apparatus for drilling and plugging steel-skeleton plastic composite pipe without stopping gas transportation |
| CN102764907A (en) * | 2012-07-10 | 2012-11-07 | 天津市益销燃气工程发展有限公司 | Indoor gas pipeline gas passing tapper and working method thereof |
| CN107900402A (en) * | 2017-11-21 | 2018-04-13 | 刘玉馨 | A kind of major gas pipeline maintenance Portable drilling apparatus |
| CN207840210U (en) * | 2018-01-22 | 2018-09-11 | 合肥新求机械有限公司 | A kind of pipe roof drilling equipment |
| CN208116817U (en) * | 2018-03-13 | 2018-11-20 | 达州市华川机械工程技术有限公司 | Perforating device is used in a kind of processing of steel pipe |
| CN213530849U (en) * | 2020-10-16 | 2021-06-25 | 天津博君建筑科技有限公司 | Drilling equipment is used in steel pipe production |
| CN214445364U (en) * | 2021-02-25 | 2021-10-22 | 国家管网集团川气东送天然气管道有限公司 | Auxiliary polishing device for wall thickness test of natural gas pipeline |
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Application publication date: 20220114 |