CN118704900A - Construction auxiliary device of horizontal directional drilling machine for coal exploitation - Google Patents
Construction auxiliary device of horizontal directional drilling machine for coal exploitation Download PDFInfo
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- CN118704900A CN118704900A CN202411190593.2A CN202411190593A CN118704900A CN 118704900 A CN118704900 A CN 118704900A CN 202411190593 A CN202411190593 A CN 202411190593A CN 118704900 A CN118704900 A CN 118704900A
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- 238000005553 drilling Methods 0.000 title claims abstract description 45
- 238000010276 construction Methods 0.000 title claims abstract description 22
- 239000003245 coal Substances 0.000 title claims abstract description 20
- 238000004140 cleaning Methods 0.000 claims description 54
- 230000005540 biological transmission Effects 0.000 claims description 20
- 238000007790 scraping Methods 0.000 claims description 15
- 238000005065 mining Methods 0.000 claims description 12
- 230000001105 regulatory effect Effects 0.000 claims description 10
- 239000011435 rock Substances 0.000 abstract description 9
- 238000005299 abrasion Methods 0.000 abstract description 2
- 230000033001 locomotion Effects 0.000 description 10
- 238000000034 method Methods 0.000 description 9
- 210000001503 joint Anatomy 0.000 description 8
- 239000012535 impurity Substances 0.000 description 7
- 230000008569 process Effects 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 230000009471 action Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003034 coal gas Substances 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The invention relates to the technical field of horizontal directional drilling machine construction and discloses a horizontal directional drilling machine construction auxiliary device for coal exploitation, which comprises a drilling machine body, wherein two angle adjusting cylinders are fixedly arranged on the drilling machine body, a sliding rail is arranged between the two angle adjusting cylinders, a power head is slidably arranged on the sliding rail, a power device is arranged on the power head, an outer chuck is fixedly arranged at the output end of the power device, a limiting strip is fixedly arranged on the inner wall of the outer chuck, a thread groove for limiting the limiting strip is arranged on a sleeve, the horizontal directional drilling machine construction auxiliary device drives the outer chuck to rotate by utilizing the power device, a first wedge block in an inner chuck is matched with a second wedge block at the tail end of the sleeve to drive a telescopic column and a clamping strip to clamp a pipeline, when a drill bit encounters hard rock, the inner chuck is increased in resistance, the first spring is compressed to drive the speed of the power head to move, and the abrasion of the drill bit is reduced in time.
Description
Technical Field
The invention relates to the technical field of horizontal directional drilling machine construction, in particular to a construction auxiliary device for a horizontal directional drilling machine for coal exploitation.
Background
The horizontal directional drilling machine is a construction machine for paving various underground public facilities (pipelines, cables and the like) under the condition of not excavating ground surfaces, is widely applied to flexible pipeline paving construction of water supply, electric power, telecommunication, natural gas, coal gas, petroleum, coal mines and the like, and plays an important role in coal mining and gas control by using key components such as a high-strength center cable drill rod, a hole bottom screw motor and the like, and combines a measurement while drilling technology and a hole monitor, so that the accurate control and monitoring of a drilling track are realized, the drilling track can be accurately controlled to reach a preset target point, the facing angle of the screw motor tool can be regulated, the drilling inclination angle can be changed, the effective control of the drilling track is realized, the drilling track can be monitored in real time by using the measurement while drilling technology and the hole monitor, the drilling accident is avoided, and the working risk of workers is reduced;
In the coal mining process, because the geological environment in the mine is complex, a plurality of hard rock layers or large-scale stones which are difficult to detect by instruments can exist, the existing horizontal directional drilling machine usually keeps drilling at a constant speed, after encountering the hard rock in the drilling process, the resistance to the drill bit is increased, and because the rock is hard, the drill bit needs larger force in the drilling process, if the drilling speed in the soil is kept for drilling, the heat productivity of the drill bit is easy to be high, the abrasion degree of a probe is increased, even the burning phenomenon occurs, and when the rock is drilled by using the higher drilling speed, the drill rod is subjected to larger torque and stress during rotation or pushing, and slipping occurs between the drill rod and the chuck, so that not only the drilling efficiency and the drilling precision can be influenced, but also the equipment damage and the accident risk can be increased.
Disclosure of Invention
The invention aims to provide a construction auxiliary device of a horizontal directional drilling machine for coal exploitation, which aims to solve the problem that drilling speed needs to be flexibly adjusted when facing geology with different hardness, which is proposed in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a coal exploitation horizontal directional drilling machine construction auxiliary device, includes the rig body, two angle modulation cylinders of fixed mounting on the rig body, two be provided with the slide rail between the angle modulation cylinder, the slide rail both ends respectively with the output rotation connection of two angle modulation cylinders, slidable mounting has the unit head on the slide rail, and its tip fixed mounting has the holder that is used for centre gripping pipeline, be provided with power device on the unit head to fixed mounting has the sleeve, power device's output fixed mounting has outer chuck, fixed mounting has spacing on the outer chuck inner wall, be provided with the screw groove that is used for carrying out spacing to spacing on the sleeve, the head and the terminal intercommunication of screw groove have the spout;
The inner clamping disc is internally and slidably mounted with an inner clamping disc, an annular plate is fixedly mounted in the outer clamping disc, a first spring is fixedly connected between the annular plate and the inner clamping disc, a plurality of guide blocks used for limiting the inner clamping disc are fixedly mounted on the annular plate, one guide block is provided with a speed regulating button used for regulating the speed of a power head in a sliding manner, the inner clamping disc is fixedly provided with a limiting clamp used for limiting the speed regulating button, a plurality of clamping strips used for clamping a pipeline are slidably mounted on the inner clamping disc, telescopic columns are fixedly mounted on the clamping strips, a second device block is fixedly mounted at one end of each telescopic column, a second spring is fixedly connected between the second device block and the inner wall of the inner clamping disc, a second wedge block and a third wedge block are fixedly mounted at two ends of each second device block, a plurality of first device blocks are slidably mounted on the inner wall of the sleeve end, the first device blocks correspond to the second device blocks, a plurality of first device blocks correspond to the second device blocks, and the first device blocks correspond to the fourth wedge blocks, and the fourth device blocks correspond to the first wedge blocks and the fourth wedge blocks, and the fourth wedge blocks correspond to the first wedge blocks and the fourth wedge blocks.
Preferably, the power head is provided with a cleaning bin, a plurality of sponge rollers for wiping off water stains and cleaning rollers for cleaning impurities on the surface of the pipeline are rotatably arranged in the cleaning bin, and the sponge rollers and the cleaning rollers are respectively arranged in a circle.
Preferably, a plurality of transmission shafts are rotatably arranged in the cleaning bin, each sponge roller is fixedly provided with a first belt pulley, one end of each transmission shaft is fixedly provided with a second belt pulley, each first belt pulley is connected with the corresponding second belt pulley through belt transmission, each cleaning roller is fixedly provided with a second gear, and each transmission shaft is fixedly provided with a first gear meshed with the second gear.
Preferably, the first pulley has a diameter greater than the second pulley diameter, and the first gear has a diameter greater than the second gear diameter.
Preferably, the cleaning bin inlet is fixedly provided with a plurality of scraping plates for scraping the impurities adhered to the cleaning roller, the scraping plates are in one-to-one correspondence with the cleaning roller, and the end parts of the scraping plates are arranged in an arc shape attached to the surface of the cleaning roller.
Preferably, each second device block and each second wedge block are provided with a plurality of balls, and each first device block and each first wedge block are provided with a plurality of limiting grooves for limiting the balls.
Preferably, each end part of the third wedge block is rotatably provided with a first guide bar, each end part of the first guide bar is fixedly connected with a first torsion spring between each end part of the first guide bar and the corresponding third wedge block, each end part of the fourth wedge block is rotatably provided with a second guide bar, and each end part of the second guide bar is fixedly connected with a second torsion spring between each end part of the second guide bar and the corresponding fourth wedge block.
Preferably, each first guide bar inclined plane is located on the same straight line with the corresponding third wedge block inclined plane, and each second guide bar inclined plane is located on the same straight line with the corresponding fourth wedge block inclined plane.
Preferably, a plurality of annular strips used for limiting the first device block are fixedly arranged on the inner wall of the sleeve.
Preferably, each clamping strip is provided with a plurality of anti-skid grooves for improving friction with the pipeline.
Compared with the prior art, the invention has the beneficial effects that:
According to the invention, the power device is utilized to drive the outer clamping disc to rotate, so that the first wedge-shaped block in the inner clamping disc is matched with the second wedge-shaped block at the tail end of the sleeve, the telescopic column and the clamping strip are driven to clamp the pipeline, and the two pipelines are in threaded butt joint.
According to the invention, the sponge roller is used for wiping off water stains on the pipeline, meanwhile, a series of transmission mechanisms in the cleaning bin are used for driving the cleaning roller to rotate in a differential speed mode, the rotation direction of the cleaning roller is opposite to the movement direction of the pipeline, and the scraping plate is arranged to scrape off impurities attached to the cleaning roller, so that the surface of the pipeline can be effectively cleaned, the friction force between the pipeline and the clamping strip is increased, and the drill bit has enough power to drill.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic view of a sliding rail structure according to the present invention;
FIG. 3 is a schematic view of the structure of the thread groove and the limit strip of the present invention;
FIG. 4 is a schematic view of the internal structure of the outer chuck according to the present invention;
FIG. 5 is a block diagram of a second device according to the present invention;
FIG. 6 is a schematic view of the structure of the annular strip of the present invention;
FIG. 7 is a schematic view of a card strip according to the present invention;
FIG. 8 is a schematic view of the first and second guide bars according to the present invention;
FIG. 9 is a schematic view of the structure of the cleaning bin of the invention;
FIG. 10 is a schematic diagram of a first pulley and a second pulley according to the present invention;
FIG. 11 is a schematic diagram of the first gear and the second gear according to the present invention.
In the figure: 1-a drilling machine body; 2-angle adjusting cylinder; 3-sliding rails; 4-a power head; 5-a holder; 6-power plant; 7-an outer chuck; 8-sleeve; 9-thread grooves; 10-sliding grooves; 11-limiting strips; 12-an annular plate; 13-a guide block; 14-a speed knob; 15-an inner chuck; 16-a first spring; 17-limiting clamps; 18-a first wedge; 19-a first device block; 20-annular strips; 21-a second wedge; 22-a second device block; 23-telescoping column; 24-a second spring; 25-clamping strips; 26-anti-skid grooves; 27-balls; 28-a limit groove; 29-a third wedge; 30-a first guide bar; 31-a first torsion spring; 32-fourth wedge blocks; 33-a second guide bar; 34-a second torsion spring; 35-cleaning a bin; 36-cleaning roller; 37-scraping plate; 38-sponge roller; 39-a first pulley; 40-a second pulley; 41-a belt; 42-a transmission shaft; 43-first gear; 44-a second gear.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1 to 11, the present invention provides a technical solution: the invention relates to a construction auxiliary device of a horizontal directional drilling machine for coal mining, which comprises a drilling machine body 1, wherein two angle adjusting cylinders 2 are fixedly arranged on the drilling machine body 1, a sliding rail 3 is arranged between the two angle adjusting cylinders 2, two ends of the sliding rail 3 are respectively in rotary connection with the output ends of the two angle adjusting cylinders 2, the height and the angle of the sliding rail 3 can be adjusted by the two angle adjusting cylinders 2, pipelines can conveniently drill at different angles, a power head 4 is slidably arranged on the sliding rail 3 (the power head 4 is of a conventional known structure, the invention does not carry out excessive description), a clamp 5 for clamping the pipelines is fixedly arranged at the end part of the power head, the clamp 5 is convenient to carry out threaded butt joint on the pipeline at the time of butt joint, a power device 6 is arranged on the power head 4 (the power device 6 is of the conventional known structure), a sleeve 8 is fixedly arranged, an outer chuck 7 is fixedly arranged at the output end of the power device 6, the power device 6 can drive the outer chuck 7 to rotate or carry out horizontal expansion and contraction joint, a limit groove 11 is fixedly arranged on the inner wall of the outer chuck 7, a limit groove 11 is formed in the outer chuck 7 is fixedly arranged on the inner wall of the power head 7, and a limit groove 11 is formed in the limit groove 9 is formed in the side of the power head 11, and the limit groove 11 is fixedly arranged on the outer chuck 7 and is in the limit groove 9 is in a rotary groove 9 for carrying out threaded butt joint.
An inner chuck 15 is slidably mounted in the outer chuck 7, an annular plate 12 is fixedly mounted in the outer chuck 7, a first spring 16 is fixedly connected between the annular plate 12 and the inner chuck 15, a plurality of guide blocks 13 for limiting the inner chuck 15 are fixedly mounted on the annular plate 12, the inner chuck 15 always rotates synchronously with the outer chuck 7 through limiting the inner chuck 15 by the guide blocks 13, a speed regulating button 14 for regulating the speed of the power head 4 is slidably mounted on one of the guide blocks 13, a limiting clamp 17 for limiting the speed regulating button 14 is fixedly mounted on the inner chuck 15, a plurality of clamping strips 25 for clamping a pipeline are slidably mounted on the inner chuck 15, A plurality of anti-skid grooves 26 for improving friction with a pipeline are arranged on each clamping strip 25, telescopic columns 23 are fixedly arranged on each clamping strip 25, a second device block 22 is fixedly arranged at one end of each telescopic column 23, a second spring 24 is fixedly connected between each second device block 22 and the inner wall of the inner clamping disc 15, a second wedge block 21 and a third wedge block 29 are fixedly arranged at two ends of each second device block 22 respectively, a plurality of first device blocks 19 are slidably arranged on the inner wall of the end part of the sleeve 8, the first device blocks 19 are in one-to-one correspondence with the second device blocks 22, a plurality of annular strips 20 for limiting the first device blocks 19 are fixedly arranged on the inner wall of the sleeve 8, One end of each first device block 19 is fixedly provided with a first wedge block 18 matched with the second wedge block 21, each second device block 22 and each second wedge block 21 are provided with a plurality of balls 27, each first device block 19 and each first wedge block 18 are provided with a plurality of limit grooves 28 used for limiting the balls 27, the limit grooves 28 on the first device block 19 and the first wedge block 18 limit the balls 27 on the second wedge block 21 and the second device block 22, the first device block 19 and the first wedge block 18 synchronously rotate along with the second wedge block 21 and the second device block 22, By matching the inclined surface of the first wedge-shaped block 18 with the inclined surface of the second wedge-shaped block 21, when the outer chuck 7 drives the inner chuck 15 to horizontally move, the second wedge-shaped block 21 drives the second device block 22 to downwardly move, the telescopic column 23 and the clamping strip 25 are pushed to the pipeline, the second spring 24 is compressed, the straight surface of the first device block 19 is finally contacted with the straight surface of the second device block 22, the moving distance of the telescopic column 23 and the clamping strip 25 is kept stable, the pipeline is clamped in the inner chuck 15 with proper force, and because the two pipelines need to be in threaded butt joint, the power device 6 needs to drive the outer chuck 7 to rotate when the pipelines are in butt joint, when a section of pipeline is drilled, the power unit 6 only needs to drive the outer chuck 7 to horizontally shrink when the power head 4 resets, meanwhile, the power head 4 and the outer chuck 7 move forward at the same speed, so that the outer chuck 7 does not move on the pipeline, after the limit of the second wedge block 21 and the second device block 22 is released by the first device block 19 and the first wedge block 18, the second wedge block 21 and the second device block 22 can reset under the action of the elastic force of the second spring 24, the telescopic column 23 and the clamping strip 25 are driven to reset, the clamping of the pipeline is released, at the moment, the limit strip 11 moves to the head end of the thread groove 9 again along the sliding groove 10, the power head 4 can reset along the sliding rail 3 and add the pipeline again, if the pipe is required to be reversely unloaded, after the pipe is pulled back, the power device 6 drives the outer chuck 7 to rotate in the opposite direction, and the outer chuck 7 horizontally retracts while reversely rotating, so that the pipe can be smoothly unloaded.
The annular plate 12 is fixedly provided with a plurality of fourth wedge blocks 32 which are matched with the third wedge blocks 29, the fourth wedge blocks 32 are in one-to-one correspondence with the third wedge blocks 29, the end part of each third wedge block 29 is rotatably provided with a first guide strip 30, a first torsion spring 31 is fixedly connected between the two ends of each first guide strip 30 and the corresponding third wedge block 29, the end part of each fourth wedge block 32 is rotatably provided with a second guide strip 33, a second torsion spring 34 is fixedly connected between the two ends of each second guide strip 33 and the corresponding fourth wedge block 32, the inclined surface of each first guide strip 30 is positioned on the same straight line with the inclined surface of the corresponding third wedge block 29, the inclined surface of each second guide strip 33 is positioned on the same straight line with the inclined surface of the corresponding fourth wedge block 32, when the second device block 22 is compressed downwards, the third wedge block 29 is driven to synchronously move, in the moving process of the third wedge-shaped block 29, the straight surface of the lower end of the first guide strip 30 contacts with the straight surface of the upper end of the second guide strip 33, the first guide strip 30 rotates and enables the first torsion spring 31 to rotate for accumulating force, when the first guide strip 30 passes through the second guide strip 33, the first guide strip 30 is reset by the elastic force of the first torsion spring 31, the inclined surface of the first guide strip is contacted with the inclined surface of the second guide strip 33, when the drill bit encounters hard rock, the resistance is increased, the inner clamping disc 15 and the outer clamping disc 7 relatively slide due to the clamping of the clamping strip 25, the first spring 16 is compressed, the limit clamp 17 on the inner clamping disc 15 timely adjusts the speed adjusting button 14, the moving speed of the power head 4 is slowed down, when the inner clamping disc 15 and the outer clamping disc 7 relatively move, the inner clamping disc 15 drives the clamping strip 25 and the second device block 22 and the third wedge-shaped block 29 to move in the fourth wedge-shaped block 32, simultaneously, the inclined plane of the first guide strip 30 is matched with the inclined plane of the second guide strip 33, so that the inclined plane of the third wedge block 29 is matched with the inclined plane of the fourth wedge block 32, the fourth wedge block 32 is fixed on the inner annular plate 12 of the outer clamping disc 7, the third wedge block 29 drives the second device block 22 to move downwards again, the compression of the telescopic column 23 is increased, the clamping force of the clamping strip 25 on the pipeline is improved, the condition that the pipeline and the clamping strip 25 skid occurs is prevented, after a drill bit passes through hard rocks, the resistance is reduced, the elastic force of the first spring 16 enables the inner clamping disc 15 to reset on the outer clamping disc 7, the speed regulating button 14 is reset, the power head 4 is reset to a normal speed, the third wedge block 29 and the second device block 22 are reset to a normal clamping state by the elastic force of the second spring 24, the first device block 19 is in direct contact with the second device block 22 again, when the second device block 22 is restored to an initial state, the third wedge block 29 is driven to rise again, the inclined plane of the first guide strip 30 contacts with the inclined plane of the second guide strip 33, the second guide strip 33 is enabled to rotate upwards, the second guide strip 33 is enabled to rotate by the second guide strip 33, and the second guide strip 33 is reset to an initial state by the elastic force of the second guide strip 34, and the second guide strip 33 is reset to the second guide strip 33, and the second guide strip is enabled to rotate, and the second guide strip is reset to rotate.
The power head 4 is provided with a cleaning bin 35, the cleaning bin 35 is rotationally provided with a plurality of sponge rollers 38 for wiping water stains and cleaning rollers 36 for cleaning impurities on the surface of a pipeline, the sponge rollers 38 and the cleaning rollers 36 are respectively arranged in a circumference, the cleaning bin 35 is rotationally provided with a plurality of transmission shafts 42, each sponge roller 38 is fixedly provided with a first belt pulley 39, one end of each transmission shaft 42 is fixedly provided with a second belt pulley 40, each first belt pulley 39 is in transmission connection with the corresponding second belt pulley 40 through a belt 41, each cleaning roller 36 is fixedly provided with a second gear 44, each transmission shaft 42 is fixedly provided with a first gear 43 meshed with the second gear 44, the diameter of the first belt pulley 39 is larger than that of the second belt pulley 40, the diameter of the first gear 43 is larger than that of the second gear 44, so that the cleaning rollers 36 and the sponge rollers 38 can rotate in a differential speed, and opposite to the movement of the pipeline, the cleaning effect is improved, a plurality of scraping plates 37 for scraping the impurities adhered on the cleaning roller 36 are fixedly arranged at the inlet of the cleaning bin 35, the scraping plates 37 are in one-to-one correspondence with the cleaning roller 36, the end parts of the scraping plates are arranged into an arc shape which is attached to the surface of the cleaning roller 36, after the pipeline enters the cleaning bin 35, the sponge roller 38 erases the water stains on the pipeline, the friction between the pipeline and the clamping strip 25 is improved to prevent slipping, meanwhile, the sponge roller 38 rotates along with the movement of the pipeline to drive the first belt pulley 39 to rotate, the transmission belt 41 drives the second belt pulley 40 and the transmission shaft 42 to rotate, the first gear 43 on the transmission shaft 42 also synchronously rotates, the cleaning roller 36 is driven to rotate through the engagement of the first gear 43 and the second gear 44, and the diameter of the first belt pulley 39 is larger than the diameter of the second belt pulley 40, the diameter of the first gear 43 is larger than that of the second gear 44, so that the cleaning roller 36 and the sponge roller 38 can rotate in a differential speed and are opposite to the movement of the pipeline, and meanwhile, the scraping plate 37 scrapes off impurities adhered on the cleaning roller 36, so that the cleaning effect of the cleaning roller 36 is improved.
Specifically, firstly, after the pipeline passes through the cleaning bin 35 and enters the cleaning bin 35, the sponge roller 38 erases water stains on the pipeline, friction between the pipeline and the clamping strip 25 is improved to prevent slipping, meanwhile, the sponge roller 38 rotates along with the movement of the pipeline to drive the first belt pulley 39 on the pipeline to rotate, the transmission of the belt 41 drives the second belt pulley 40 and the transmission shaft 42 to rotate, the first gear 43 on the transmission shaft 42 also synchronously rotates, the first gear 43 and the second gear 44 are meshed to drive the cleaning roller 36 to rotate, and as the diameter of the first belt pulley 39 is larger than that of the second belt pulley 40, The diameter of the first gear 43 is larger than that of the second gear 44, so that the cleaning roller 36 can rotate at a differential speed with the sponge roller 38 and is opposite to the pipeline movement, meanwhile, the scraping plate 37 scrapes off the impurities adhered on the cleaning roller 36, the cleaning effect of the cleaning roller 36 is improved, then the power device 6 is started, when the power device 6 drives the outer chuck 7 to rotate, the limit bar 11 is limited by the thread groove 9, the outer chuck 7 rotates and moves horizontally, when the power device 6 drives the outer chuck 7 to move horizontally, the limit bar 11 slides along the chute 10, the limit of the balls 27 on the second wedge block 21 and the second wedge block 22 is limited by the limit groove 28 on the first device block 19 and the first wedge block 18, The first device block 19 and the first wedge block 18 synchronously rotate along with the second wedge block 21 and the second device block 22, when the outer chuck 7 drives the inner chuck 15 to horizontally move through the cooperation of the inclined surface of the first wedge block 18 and the inclined surface of the second wedge block 21, the second wedge block 21 drives the second device block 22 to downwardly move and pushes the telescopic column 23 and the clamping strip 25 to the pipeline, the second spring 24 is compressed, the straight surface of the first device block 19 is finally contacted with the straight surface of the second device block 22, the movement distance of the telescopic column 23 and the clamping strip 25 is kept stable at the moment, the pipeline is clamped in the inner chuck 15 with proper force, Because the two pipelines need to be in threaded butt joint, when the pipelines are in butt joint, the power device 6 needs to drive the outer chuck 7 to rotate, when one section of pipeline is drilled, and when the power head 4 is reset, the power device 6 only needs to drive the outer chuck 7 to horizontally shrink, meanwhile, the power head 4 and the outer chuck 7 do forward motion at the same speed, so that the outer chuck 7 does not move on the pipelines, after the limit of the second wedge block 21 and the second device block 22 is released by the first device block 19 and the first wedge block 18, the second wedge block 21 and the second device block 22 can be reset under the action of the elastic force of the second spring 24, and the telescopic column 23 and the clamping strip 25 are driven to reset, The clamping of the pipeline is released, at the moment, the limiting bar 11 moves to the head end of the thread groove 9 again along the sliding groove 10, the power head 4 can reset along the sliding rail 3 and add the pipeline again, if the pipeline is required to be reversely unloaded, after the pipeline is pulled back, the power device 6 drives the outer chuck 7 to rotate in the opposite direction, the outer chuck 7 horizontally retracts while reversely rotating, so that the pipeline can be smoothly unloaded, when the second device block 22 compresses downwards, the third wedge block 29 is driven to synchronously move, during the movement process of the third wedge block 29, the straight surface of the lower end of the first guide bar 30 contacts with the straight surface of the upper end of the second guide bar 33, the first guide bar 30 rotates, And the first torsion spring 31 is rotated to accumulate force, when the first guide bar 30 passes through the second guide bar 33, the first guide bar 30 is reset by the elasticity of the first torsion spring 31, the inclined surface of the first guide bar is contacted with the inclined surface of the second guide bar 33, when the drill bit encounters hard rock, resistance is increased, the inner clamping disc 15 and the outer clamping disc 7 relatively slide due to the clamping of the clamping bar 25, the first spring 16 is compressed, the limit clamp 17 on the inner clamping disc 15 timely adjusts the speed adjusting knob 14, the movement speed of the power head 4 is slowed down, simultaneously, the inclined surface of the third wedge-shaped block 29 is matched with the inclined surface of the fourth wedge-shaped block 32 through the matching of the inclined surface of the first guide bar 30 and the inclined surface of the second guide bar 33, The third wedge-shaped block 29 drives the second device block 22 to move downwards again, the compression of the telescopic column 23 is increased, the clamping force of the clamping strip 25 on the pipeline is improved, the slipping of the pipeline and the clamping strip 25 is prevented, after the drill bit passes through hard rock, the resistance is reduced, the elastic force of the first spring 16 enables the inner clamping disc 15 to reset on the outer clamping disc 7, the speed regulating button 14 is reset, the power head 4 is restored to the normal speed, the third wedge-shaped block 29 and the second device block 22 are reset to the normal clamping state under the elastic force of the second spring 24, the straight surface of the first device block 19 is contacted with the straight surface of the second device block 22 again, when the initial state is restored, The second device block 22 drives the third wedge block 29 to ascend again, the inclined surface of the first guide strip 30 contacts with the inclined surface of the second guide strip 33, so that the second guide strip 33 turns upwards, the second torsion spring 34 rotates to store force, and after the third wedge block 29 drives the first guide strip 30 to pass through the second guide strip 33 and restore to the initial state, the second guide strip 33 is reset by the elasticity of the second torsion spring 34.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides a coal exploitation horizontal directional drilling machine construction auxiliary device, includes rig body (1), its characterized in that: two angle adjusting cylinders (2) are fixedly mounted on the drilling machine body (1), a sliding rail (3) is arranged between the two angle adjusting cylinders (2), two ends of the sliding rail (3) are respectively and rotatably connected with the output ends of the two angle adjusting cylinders (2), a power head (4) is slidably mounted on the sliding rail (3), a clamp holder (5) is fixedly mounted at the end of the sliding rail, a power device (6) is arranged on the power head (4) and is fixedly provided with a sleeve (8), an outer chuck (7) is fixedly mounted at the output end of the power device (6), a limit strip (11) is fixedly mounted on the inner wall of the outer chuck (7), a thread groove (9) is formed in the sleeve (8), and a sliding groove (10) is formed in the communication between the head end and the tail end of the thread groove (9);
An inner chuck (15) is slidably mounted in the outer clamping disc (7), an annular plate (12) is fixedly mounted in the outer clamping disc (7), a first spring (16) is fixedly connected between the annular plate (12) and the inner chuck (15), a plurality of guide blocks (13) are fixedly mounted on the annular plate (12), a speed regulating button (14) is slidably mounted on one of the guide blocks (13), a limit clamp (17) is fixedly mounted on the inner clamping disc (15), a plurality of clamping strips (25) are slidably mounted on the inner clamping disc (15), a telescopic column (23) is fixedly mounted on each clamping strip (25), a second device block (22) is fixedly mounted at one end of each telescopic column (23), a second spring (24) is fixedly connected between each second device block (22) and the inner wall of the inner clamping disc (15), a second wedge-shaped block (21) and a third wedge-shaped block (29) are fixedly mounted at two ends of each second device block (22), a wedge-shaped sleeve (19) is correspondingly mounted at one end of each second wedge-shaped block (19) and a first wedge-shaped block (19), and a plurality of fourth wedge blocks (32) are fixedly arranged on the annular plate (12), and the fourth wedge blocks (32) and the third wedge blocks (29) are in one-to-one correspondence.
2. The construction auxiliary device of a horizontal directional drilling machine for coal mining, according to claim 1, is characterized in that: the cleaning device is characterized in that a cleaning bin (35) is arranged on the power head (4), a plurality of sponge rollers (38) and cleaning rollers (36) are rotatably arranged in the cleaning bin (35), and the sponge rollers (38) and the cleaning rollers (36) are respectively arranged in a circle.
3. The construction auxiliary device of the horizontal directional drilling machine for coal mining, according to claim 2, is characterized in that: a plurality of transmission shafts (42) are rotatably mounted in the cleaning bin (35), first belt pulleys (39) are fixedly mounted on the sponge rollers (38), second belt pulleys (40) are fixedly mounted at one ends of the transmission shafts (42), the first belt pulleys (39) are in transmission connection with the corresponding second belt pulleys (40) through belts (41), second gears (44) are fixedly mounted on the cleaning rollers (36), and first gears (43) meshed with the second gears (44) are fixedly mounted at the other ends of the transmission shafts (42).
4. A coal mining horizontal directional drilling machine construction auxiliary device according to claim 3, characterized in that: the diameter of the first belt pulley (39) is larger than that of the second belt pulley (40), and the diameter of the first gear (43) is larger than that of the second gear (44).
5. A coal mining horizontal directional drilling machine construction auxiliary device according to claim 3, characterized in that: a plurality of scraping plates (37) are fixedly arranged at the inlet of the cleaning bin (35), the scraping plates (37) are in one-to-one correspondence with the cleaning rollers (36), and the end parts of the scraping plates are arranged in an arc shape which is attached to the surfaces of the cleaning rollers (36).
6. The construction auxiliary device of a horizontal directional drilling machine for coal mining, according to claim 1, is characterized in that: each second device block (22) and each second wedge block (21) are provided with a plurality of balls (27), and each first device block (19) and each first wedge block (18) are provided with a plurality of limit grooves (28).
7. The construction auxiliary device of a horizontal directional drilling machine for coal mining, according to claim 1, is characterized in that: every third wedge (29) tip all rotates installs first guide bar (30), every all fixedly connected with first torsional spring (31) between first guide bar (30) both ends and the corresponding third wedge (29), every fourth wedge (32) tip all rotates installs second guide bar (33), every all fixedly connected with second torsional spring (34) between second guide bar (33) both ends and the corresponding fourth wedge (32).
8. The construction auxiliary device for the horizontal directional drilling machine for coal mining, according to claim 7, is characterized in that: each inclined surface of the first guide strip (30) and the inclined surface of the corresponding third wedge-shaped block (29) are positioned on the same straight line, and each inclined surface of the second guide strip (33) and the inclined surface of the corresponding fourth wedge-shaped block (32) are positioned on the same straight line.
9. The construction auxiliary device for the horizontal directional drilling machine for coal mining, according to claim 6, is characterized in that: a plurality of annular strips (20) are fixedly arranged on the inner wall of the sleeve (8).
10. The construction auxiliary device of a horizontal directional drilling machine for coal mining, according to claim 1, is characterized in that: each clamping strip (25) is provided with a plurality of anti-skid grooves (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202411190593.2A CN118704900A (en) | 2024-08-28 | 2024-08-28 | Construction auxiliary device of horizontal directional drilling machine for coal exploitation |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202411190593.2A CN118704900A (en) | 2024-08-28 | 2024-08-28 | Construction auxiliary device of horizontal directional drilling machine for coal exploitation |
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| CN118704900A true CN118704900A (en) | 2024-09-27 |
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| CN202411190593.2A Pending CN118704900A (en) | 2024-08-28 | 2024-08-28 | Construction auxiliary device of horizontal directional drilling machine for coal exploitation |
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| CN104832080A (en) * | 2015-04-24 | 2015-08-12 | 西安科技大学 | Light-type full-hydraulic drilling machine for underground drilling of coal mine |
| CN112459720A (en) * | 2020-12-18 | 2021-03-09 | 湖南科技大学 | Horizontal drilling machine with in-situ detection device |
| CN116591605A (en) * | 2023-06-30 | 2023-08-15 | 徐州徐工基础工程机械有限公司 | Directional drilling machine power head and drilling machine |
| CN116892365A (en) * | 2023-08-28 | 2023-10-17 | 中煤科工集团重庆研究院有限公司 | Intelligent directional drilling machine for coal mine and drilling method thereof |
| CN116905958A (en) * | 2023-08-28 | 2023-10-20 | 中煤科工集团重庆研究院有限公司 | Directional drilling machine power head |
| CN118321940A (en) * | 2024-06-14 | 2024-07-12 | 河南神州精工制造股份有限公司 | Seal head finish machining auxiliary supporting tool and machining method |
-
2024
- 2024-08-28 CN CN202411190593.2A patent/CN118704900A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104832080A (en) * | 2015-04-24 | 2015-08-12 | 西安科技大学 | Light-type full-hydraulic drilling machine for underground drilling of coal mine |
| CN112459720A (en) * | 2020-12-18 | 2021-03-09 | 湖南科技大学 | Horizontal drilling machine with in-situ detection device |
| CN116591605A (en) * | 2023-06-30 | 2023-08-15 | 徐州徐工基础工程机械有限公司 | Directional drilling machine power head and drilling machine |
| CN116892365A (en) * | 2023-08-28 | 2023-10-17 | 中煤科工集团重庆研究院有限公司 | Intelligent directional drilling machine for coal mine and drilling method thereof |
| CN116905958A (en) * | 2023-08-28 | 2023-10-20 | 中煤科工集团重庆研究院有限公司 | Directional drilling machine power head |
| CN118321940A (en) * | 2024-06-14 | 2024-07-12 | 河南神州精工制造股份有限公司 | Seal head finish machining auxiliary supporting tool and machining method |
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