CN117432335A - Rock tunnel drilling machine with guide structure - Google Patents
Rock tunnel drilling machine with guide structure Download PDFInfo
- Publication number
- CN117432335A CN117432335A CN202311748125.8A CN202311748125A CN117432335A CN 117432335 A CN117432335 A CN 117432335A CN 202311748125 A CN202311748125 A CN 202311748125A CN 117432335 A CN117432335 A CN 117432335A
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- Prior art keywords
- rod
- rock tunnel
- fixed
- supporting
- drilling machine
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- 238000005553 drilling Methods 0.000 title claims abstract description 57
- 239000011435 rock Substances 0.000 title claims abstract description 46
- 230000001681 protective effect Effects 0.000 claims description 17
- 239000003381 stabilizer Substances 0.000 claims description 8
- 238000003466 welding Methods 0.000 claims description 8
- 244000309464 bull Species 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 23
- 238000003754 machining Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 208000010392 Bone Fractures Diseases 0.000 description 1
- 206010017076 Fracture Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 230000005641 tunneling Effects 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B7/00—Special methods or apparatus for drilling
- E21B7/04—Directional drilling
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B15/00—Supports for the drilling machine, e.g. derricks or masts
- E21B15/04—Supports for the drilling machine, e.g. derricks or masts specially adapted for directional drilling, e.g. slant hole rigs
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B7/00—Special methods or apparatus for drilling
- E21B7/02—Drilling rigs characterised by means for land transport with their own drive, e.g. skid mounting or wheel mounting
- E21B7/025—Rock drills, i.e. jumbo drills
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
Abstract
The invention discloses a rock tunnel drilling machine with a guide structure, which comprises a walking crawler wheel, wherein the walking crawler wheel is arranged at the lower end of a supporting plate, fixed plates are welded on the front side and the rear side of the right upper end of the supporting plate, and a supporting rod is rotatably connected to the inner side of the fixed plates; the support assembly is arranged on the right side of the support rod, and the stability of the support rod is improved through the arrangement of the support assembly; the opening mechanism is arranged at the upper end of the supporting plate, the occupied area of the rock tunnel drilling machine is reduced by the opening mechanism, and the supporting plate is arranged at the upper end of the supporting plate and the left end of the supporting rod. This rock tunnel drilling machine with guide structure makes rock tunnel drilling machine rotate, reduces the area occupied of rock tunnel drilling machine, leads the drilling rod of rock tunnel drilling machine, avoids the drilling rod to take place vibrations at the in-process drilling rod that drills, protects the drilling rod of rock tunnel drilling machine, prevents that the rock tunnel drilling rod from taking place to crack.
Description
Technical Field
The invention relates to the technical field of rock drilling, in particular to a rock tunnel drilling machine with a guiding structure.
Background
The drilling machine is a mechanical device for driving a drilling tool to drill underground to acquire physical geological data, and a special drilling mechanism is used in the continuous drilling process of rock breaking and ballasting simultaneously;
the prior art discloses a rock drilling device for tunneling construction with the number of CN214616362U, wherein the bottom end of an explosion-proof motor is provided with a drill bit which is a member made of two-wing diamond composite sheet materials, when the device drills, a push rod is lowered, the drill bit is driven by the explosion-proof motor to drill and advance a rock layer, and the drill bit is stored in a working cylinder after the completion of the drilling;
according to the cited prior art rock drilling device, the depth of a drill rod can be adjusted according to the depth of rock, and in high-speed rotation of the drill rod, the bottom of the drill rod can shake due to the obstruction of external rock and longer distance from a motor, so that the drill rod can not be guaranteed to rotate around the axis of the drill rod all the time, the drill rod is easy to vibrate in the rotating process, and certain loss is caused to the drill rod after the drill rod vibrates on the rock;
a horizontal directional drilling device for improving drilling precision in the prior art, which is disclosed by publication No. CN116752902A, is characterized in that a telescopic box is arranged above a U-shaped frame, a drill rod is arranged in the telescopic box, one end of the drill rod extends out of the telescopic box, and a stable precision drilling module comprises a reinforcing component movably connected to the outer surface of the drill rod;
the prior art drilling equipment that quotes is bigger, and the length of drilling rod is longer, and the drilling rod is located outside and influences staff's work, and then leads to the occupation area ratio of drilling equipment great.
Disclosure of Invention
The invention aims to provide a rock tunnel drilling machine with a guide structure, which aims to solve the problems that the existing drilling machine in the market has large occupied area and a drill rod is easy to vibrate in the drilling process.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the rock tunnel drilling machine with the guide structure comprises a walking crawler wheel, wherein the walking crawler wheel is provided with the lower end of a supporting plate, the front side and the rear side of the right upper end of the supporting plate are welded with fixed plates, and the inner side of the fixed plates is rotationally connected with a supporting rod;
further comprises: the support component is arranged on the right side of the inside of the support rod, and the stability of the support rod is improved through the arrangement of the support component;
the opening mechanism is arranged at the upper end of the supporting plate and reduces the occupied area of the rock tunnel drilling machine;
the supporting component is arranged at the upper end of the supporting plate and the left end of the supporting rod, the supporting rod is kept vertical through the supporting component, and meanwhile the supporting rod is pulled conveniently.
Preferably, both sides sliding connection has the protective cover around the upper end of backup pad, and the left front end welding of protective cover has the erection column to the inside front side of backup pad is fixed with left motor, and the axostylus axostyle right-hand member of left motor is fixed with the threaded rod moreover, rotates through the threaded rod and makes the removal frame left and right movement.
Preferably, the outside threaded connection of threaded rod has the removal frame, and the inside bottom welding of removing the frame has reset spring to reset spring's upper end is fixed with the lift post, and the inside of lift post is the slope structure setting moreover, makes lift post and erection column separate, and then makes the in-process that the lift post removed can not drive erection column synchronous movement.
Preferably, the right front end welding of protective cover has the erection column, and the erection column cover is in the upper end of lift post to the coincidence distance of erection column and lift post is less than the lift distance of lift post, contradict the subassembly and include motor, left lead screw, bull stick and movable block, the upper end welding of backup pad has the motor, and goes up the axostylus axostyle right-hand member of motor and be fixed with left lead screw, and the equal sliding connection in the inside of upper end of backup pad and bracing piece has the movable block, rotates between two movable blocks moreover and is connected with the bull stick, threaded connection between left movable block and the left lead screw.
Preferably, the left front end of the inside of the supporting plate is welded with an electric telescopic rod, the right end of the electric telescopic rod is in contact with the inclined edge of the lifting column, the right end of the movable frame is fixed with a lower tooth row, and the lower tooth row moves to enable the supporting rod to rotate in the vertical direction.
Preferably, the inside sliding connection of fixed plate has the tooth row, the axostylus axostyle front end of bracing piece is fixed with fixed gear, and fixed gear and last tooth row intermeshing, and the inside rotation of fixed plate of front side is connected with the lead screw, and is provided with the conical gear subassembly between the left end of lead screw and the backup pad, and the bracing piece pivoted in-process can make the synchronous rotation of drilling machine.
Preferably, the lower extreme of conical gear subassembly is fixed with the ratchet subassembly, and the outside of ratchet subassembly is provided with the gear wheel to gear wheel and lower tooth row intermeshing, the supporting component includes stabilizer blade, tooth piece, fixed gear, gag lever post and internal gear, makes the bracing piece keep vertical, avoids the bracing piece to rotate to the left side.
Preferably, both sides all sliding connection have the stabilizer blade around the inside of bracing piece, and both sides all rotate around the inside of bracing piece are connected with interior lead screw to the right-hand member threaded connection of interior lead screw has the stabilizer blade, and the outside of interior lead screw runs through in addition is fixed with the internal gear, makes the stabilizer blade outside remove, makes stabilizer blade and ground contact improve the stability of drilling machine.
Preferably, the fixed plate is close to one side of bracing piece equiangular fixation and has tooth piece, and tooth piece and internal gear intermeshing, opening mechanism includes protective cover, removes frame, lifting column and erection column.
Preferably, the middle of the supporting rod is provided with a drilling machine, a drill rod and an oil burning machine, the oil burning machine is connected with the drilling machine, a limiting rod is welded at the middle position of the inner part of the supporting rod, and the middle position of the limiting rod is sleeved at the outer side of the drill rod.
Compared with the prior art, the invention has the beneficial effects that:
make the rock tunnel boring machine rotate, reduce the area occupied of rock tunnel boring machine, lead the drilling rod of rock tunnel boring machine, avoid the drilling rod to shake at the in-process drilling rod that drills, protect the drilling rod of rock tunnel boring machine, prevent that the rock tunnel drilling rod from cracking, the concrete content is as follows:
1. the installation column and the protective cover are moved to the left through the arrangement of the movable frame and the lifting column, then the rock tunnel drilling machine on the right side is rotated to the outside, when the rock tunnel drilling machine is not used, the protective cover covers the rock tunnel drilling machine, the occupied area of the rock tunnel drilling machine is reduced, the drill rod is located in the protective cover, and the drill rod is prevented from being located in the outside to improve potential safety hazards;
2. the limit rod is sleeved on the drill rod, the position between the end part of the drill rod and the limit rod is relatively static, the drill rod always rotates around the axis of the drill rod in the rotating process, the problem that the machining efficiency and the machining quality are affected due to the fact that the large swing amplitude occurs at the bottom of the drill rod is avoided, meanwhile, the phenomenon that the drill rod cracks and the like is avoided, and the drill rod is enabled to rotate stably through the guide structure.
Drawings
FIG. 1 is a schematic diagram of a front view structure of the present invention;
FIG. 2 is a schematic view of the main sectional structure of the support plate of the present invention;
FIG. 3 is a schematic perspective view of a protective cover according to the present invention;
FIG. 4 is a schematic side view of the protective cover of the present invention;
FIG. 5 is a schematic diagram of a front view of a protective cover of the present invention after moving;
FIG. 6 is an enlarged schematic view of the structure of FIG. 2A according to the present invention;
FIG. 7 is a schematic top view of a large gear of the present invention;
FIG. 8 is a schematic side sectional view of a support bar of the present invention;
FIG. 9 is a schematic side view of a mounting plate of the present invention;
fig. 10 is an enlarged view of the structure of fig. 8B according to the present invention.
In the figure: 1. walking crawler wheels; 2. a support plate; 3. a protective cover; 4. a support rod; 5. a fixing plate; 6. a support leg; 7. a threaded rod; 8. an electric telescopic rod; 9. a left motor; 10. a rotating rod; 11. a moving block; 12. a left screw rod; 13. a motor is arranged; 14. a moving frame; 15. lifting columns; 16. a return spring; 17. a lower tooth row; 18. a mounting column; 19. a bevel gear assembly; 20. a screw rod; 21. a fixed gear; 22. an upper tooth row; 23. an oil burner; 24. a limit rod; 25. a drill rod; 26. a large gear; 27. a ratchet assembly; 28. tooth blocks; 29. an internal gear; 30. an inner screw rod.
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 10, the present invention provides a technical solution: a rock tunnel drilling machine with a guiding structure;
the walking crawler wheel 1 is arranged at the lower end of the supporting plate 2, the front side and the rear side of the right upper end of the supporting plate 2 are welded with the fixed plate 5, and the inner side of the fixed plate 5 is rotationally connected with the supporting rod 4; further comprises:
the support component is arranged on the right side of the inside of the support rod 4, and the stability of the support rod 4 is improved through the arrangement of the support component; the support assembly comprises a support leg 6, a tooth block 28, a fixed gear 21, a limit rod 24 and an internal gear 29;
the front and back sides of the inside of the support rod 4 are both connected with support legs 6 in a sliding manner, the front and back sides of the inside of the support rod 4 are both connected with an inner screw rod 30 in a rotating manner, the right end of the inner screw rod 30 is connected with the support legs 6 in a threaded manner, and the outer side of the inner screw rod 30 is fixedly penetrated by an inner gear 29;
as shown in fig. 8-10, the supporting rod 4 drives the internal gear 29 to synchronously rotate in the rightward rotating process, and the internal gear 29 and the tooth block 28 are meshed with each other, so that the internal gear 29 rotates in the revolution process, the internal gear 29 drives the internal screw rod 30 to rotate in the rotating process, the internal screw rod 30 rotates to enable the supporting legs 6 to move outwards, the supporting legs 6 move outwards to contact the ground, the supporting legs 6 support the supporting rod 4, stability of the supporting rod 4 is further improved, the limiting rod 24 limits the drill rod 25, the drill rod 25 is prevented from shaking at the bottom of the drill rod 25 due to the obstruction of external rocks in the drilling process of a rock tunnel, the limiting rod 24 ensures that the drill rod 25 always rotates around the axis of the drill rod 25 in the revolution process, the problem that the machining efficiency and the machining quality are affected due to the fact that the large swinging amplitude appears at the bottom of the drill rod 25 is avoided, and meanwhile, when the drill rod 25 can ensure that the rotation is not deviated, the risk of fracture of the drill rod is also reduced;
the opening mechanism is arranged at the upper end of the supporting plate 2 and reduces the occupied area of the rock tunnel drilling machine; the opening mechanism comprises a protective cover 3, a movable frame 14, a lifting column 15 and a mounting column 18; the outer side of the threaded rod 7 is in threaded connection with a movable frame 14, a return spring 16 is welded at the bottom of the interior of the movable frame 14, a lifting column 15 is fixed at the upper end of the return spring 16, and the interior of the lifting column 15 is in an inclined structure; the front side and the rear side of the upper end of the supporting plate 2 are slidably connected with a protective cover 3, the left front end of the protective cover 3 is welded with a mounting column 18, the front side of the inside of the supporting plate 2 is fixed with a left motor 9, and the right end of a shaft lever of the left motor 9 is fixed with a threaded rod 7; an electric telescopic rod 8 is welded at the left front end of the inside of the supporting plate 2, the right end of the electric telescopic rod 8 is in contact with the inclined edge of the lifting column 15, and a lower tooth row 17 is fixed at the right end of the moving frame 14;
as shown in fig. 2 and 6, the left motor 9 rotates the threaded rod 7, the threaded rod 7 rotates the moving frame 14 to move leftwards, the moving frame 14 drives the lifting column 15 and the mounting column 18 to move leftwards synchronously in the process of moving the moving frame 14 to move leftwards, the protective cover 3 is driven to move leftwards synchronously in the process of moving the mounting column 18 to move leftwards, when the lifting column 15 moves leftwards to be in contact with the right end of the electric telescopic rod 8, the lifting column 15 moves downwards due to the inclined structure inside the lifting column 15, the lifting column 15 moves downwards to be separated from the mounting column 18, then the left motor 9 reversely rotates the threaded rod 7, the threaded rod 7 reversely rotates the moving frame 14 to move rightwards, the lower gear row 17 is driven to move synchronously in the process of moving the moving frame 14 to the rightwards, when the tunnel boring machine works, the lifting column 15 presses downwards in the process of contacting with the electric telescopic rod 8, the electric telescopic rod 8 is separated from the lifting column 15 after the electric telescopic rod 8 is shortened in the inside of the moving frame 14, the lifting column 15 is blocked by the elastic force of the reset spring 16, the lifting column 15 moves upwards, the lifting column 15 is driven to move rightwards in the process of moving the lifting column 18, and the lifting column 18 is driven to move rightwards synchronously in the process of moving the lifting column 3, and the lifting column is driven by the lifting column 18 to move rightwards;
the supporting component is arranged at the upper end of the supporting plate 2 and the left end of the supporting rod 4, and the supporting rod 4 is kept vertical through the supporting component and is convenient to pull the supporting rod 4;
the abutting component comprises an upper motor 13, a left screw rod 12, a rotating rod 10 and a moving block 11, wherein the upper end of a supporting plate 2 is welded with the upper motor 13, the right end of a shaft rod of the upper motor 13 is fixedly provided with the left screw rod 12, the upper end of the supporting plate 2 and the inside of a supporting rod 4 are both in sliding connection with the moving block 11, the rotating rod 10 is rotationally connected between the two moving blocks 11, and the moving block 11 on the left side is in threaded connection with the left screw rod 12;
referring to fig. 5, when the support rod 4 rotates in the vertical direction, the upper motor 13 operates to rotate the left screw rod 12, the left screw rod 12 rotates to move the moving block 11 to the right, the rotating rod 10 rotates in the process that the moving block 11 moves to the right, and the rotating rod 10 supports the support rod 4, so that the stability of the support rod 4 is improved;
the right front end of the protective cover 3 is welded with a mounting column 18, the mounting column 18 is sleeved at the upper end of the lifting column 15, and the superposition distance between the mounting column 18 and the lifting column 15 is smaller than the lifting distance of the lifting column 15;
an upper tooth row 22 is slidingly connected in the fixed plate 5, a fixed gear 21 is fixed at the front end of a shaft rod of the supporting rod 4, the fixed gear 21 is meshed with the upper tooth row 22, a screw rod 20 is rotationally connected in the fixed plate 5 at the front side, and a conical gear assembly 19 is arranged between the left end of the screw rod 20 and the supporting plate 2;
a ratchet wheel assembly 27 is fixed at the lower end of the conical gear assembly 19, a large gear 26 is arranged on the outer side of the ratchet wheel assembly 27, and the large gear 26 is meshed with the lower gear row 17;
a tooth block 28 is fixed on one side of the fixed plate 5 close to the support rod 4 at equal angles, and the tooth block 28 is meshed with an internal gear 29; the middle of the supporting rod 4 is provided with a drilling machine, a drill rod 25 and an oil engine 23, the oil engine 23 is connected with the drilling machine, a limiting rod 24 is welded at the middle position inside the supporting rod 4, and the middle position of the limiting rod 24 is sleeved at the outer side of the drill rod 25;
referring to fig. 2, 5 and 9 to 10, in the process of moving the lower teeth row 17 to the right, the large gear 26 rotates, the ratchet assembly 27 is driven to rotate in the process of rotating the large gear 26, the bevel gear assembly 19 is driven to rotate by the rotation of the ratchet assembly 27, the lead screw 20 is driven to rotate by the rotation of the bevel gear assembly 19, the upper teeth row 22 moves to the right by the rotation of the lead screw 20, the fixed gear 21 is driven to rotate in the process of moving the upper teeth row 22 to the right, and the support rod 4 is driven to rotate by the rotation of the fixed gear 21, so that the support rod 4 is kept in a vertical state.
In the description of the present invention, unless otherwise indicated, the meaning of "a plurality" is two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front," "rear," "head," "tail," and the like are used as an orientation or positional relationship based on that shown in the drawings, merely to facilitate description of the invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "connected" are to be construed broadly, e.g., as being fixedly connected, as well as being detachably connected, or as being integrally connected; is a mechanical connection and also an electrical connection; is directly connected with each other, and is indirectly connected with each other through an intermediate medium. The specific meaning of the above terms in the present invention is understood in detail by those of ordinary skill in the art.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described above, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present invention.
Claims (10)
1. The rock tunnel drilling machine with the guide structure comprises a walking crawler wheel (1), wherein the walking crawler wheel (1) is arranged at the lower end of a supporting plate (2), fixing plates (5) are welded on the front side and the rear side of the right upper end of the supporting plate (2), and a supporting rod (4) is rotatably connected to the inner side of the fixing plates (5);
characterized by further comprising:
the support component is arranged on the right side of the inside of the support rod (4), and the stability of the support rod (4) is improved through the arrangement of the support component;
the opening mechanism is arranged at the upper end of the supporting plate (2) and reduces the occupied area of the rock tunnel drilling machine;
the supporting component is arranged at the upper end of the supporting plate (2) and the left end of the supporting rod (4), the supporting rod (4) is kept vertical through the supporting component, and meanwhile the supporting rod (4) is pulled conveniently.
2. A rock tunnel boring machine with a steering structure as claimed in claim 1, wherein: the upper end front and back both sides sliding connection of backup pad (2) has shield cap (3), and the left front end welding of shield cap (3) has erection column (18) to the inside front side of backup pad (2) is fixed with left motor (9), and the axostylus axostyle right-hand member of left motor (9) is fixed with threaded rod (7) moreover.
3. A rock tunnel boring machine with a steering structure as claimed in claim 2, wherein: the outside threaded connection of threaded rod (7) has movable frame (14), and the inside bottom welding of movable frame (14) has reset spring (16) to reset spring (16)'s upper end is fixed with lift post (15), and the inside of lift post (15) is the slope structure setting moreover.
4. A rock tunnel boring machine with a steering structure as claimed in claim 2, wherein: the right front end welding of shield (3) has erection column (18), and erection column (18) cover is in the upper end of lift post (15) to the coincidence distance of erection column (18) and lift post (15) is less than the lift distance of lift post (15), conflict subassembly includes motor (13), left lead screw (12), bull stick (10) and movable block (11), the upper end welding of backup pad (2) has motor (13), and the axostylus axostyle right-hand member of motor (13) is fixed with left lead screw (12) and the inside of upper end and bracing piece (4) of backup pad (2) all sliding connection has movable block (11), and the rotation is connected with bull stick (10) between two movable blocks (11) moreover, threaded connection between left movable block (11) and left lead screw (12).
5. A rock tunnel boring machine with a steering structure according to claim 3, wherein: the left front end of the inside of the supporting plate (2) is welded with an electric telescopic rod (8), the right end of the electric telescopic rod (8) is in contact with the inclined edge of the lifting column (15), and the right end of the movable frame (14) is fixed with a lower tooth row (17).
6. A rock tunnel boring machine with a steering structure as claimed in claim 1, wherein: the inside sliding connection of fixed plate (5) has tooth row (22), the axostylus axostyle front end of bracing piece (4) is fixed with fixed gear (21), and fixed gear (21) and last tooth row (22) intermeshing, and the inside rotation of fixed plate (5) of front side is connected with lead screw (20), and is provided with conical gear subassembly (19) between the left end of lead screw (20) and backup pad (2).
7. A rock tunnel boring machine with a steering structure as claimed in claim 6, wherein: the lower extreme of conical gear subassembly (19) is fixed with ratchet subassembly (27), and the outside of ratchet subassembly (27) is provided with gear wheel (26), and gear wheel (26) and lower tooth row (17) intermesh, the supporting component includes stabilizer blade (6), tooth piece (28), fixed gear (21), gag lever post (24) and internal gear (29).
8. A rock tunnel boring machine with a steering structure as claimed in claim 1, wherein: the inside front and back both sides of bracing piece (4) all sliding connection has stabilizer blade (6), and both sides all rotate around the inside of bracing piece (4) are connected with interior lead screw (30) to the right-hand member threaded connection of interior lead screw (30) has stabilizer blade (6), and the outside of interior lead screw (30) runs through and is fixed with internal gear (29).
9. A rock tunnel boring machine with a steering structure as claimed in claim 1, wherein: the fixed plate (5) is close to one side of bracing piece (4) and is fixed with tooth piece (28) with the equiangle, and tooth piece (28) and internal gear (29) intermeshing, opening mechanism includes protective cover (3), removes frame (14), lifting column (15) and erection column (18).
10. A rock tunnel boring machine with a steering structure as claimed in claim 1, wherein: the middle of the supporting rod (4) is provided with a drilling machine, a drill rod (25) and an oil-fired machine (23), the oil-fired machine (23) is connected with the drilling machine, a limiting rod (24) is welded at the middle position inside the supporting rod (4), and the middle position of the limiting rod (24) is sleeved on the outer side of the drill rod (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311748125.8A CN117432335B (en) | 2023-12-19 | 2023-12-19 | Rock tunnel drilling machine with guide structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311748125.8A CN117432335B (en) | 2023-12-19 | 2023-12-19 | Rock tunnel drilling machine with guide structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117432335A true CN117432335A (en) | 2024-01-23 |
| CN117432335B CN117432335B (en) | 2024-03-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202311748125.8A Active CN117432335B (en) | 2023-12-19 | 2023-12-19 | Rock tunnel drilling machine with guide structure |
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