CN217735419U - Rod feeding device for vertical horizontal directional drilling machine - Google Patents
Rod feeding device for vertical horizontal directional drilling machine Download PDFInfo
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- CN217735419U CN217735419U CN202222035450.7U CN202222035450U CN217735419U CN 217735419 U CN217735419 U CN 217735419U CN 202222035450 U CN202222035450 U CN 202222035450U CN 217735419 U CN217735419 U CN 217735419U
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Abstract
The application relates to a rod conveying device for a vertical horizontal directional drilling machine, which is applied to the technical field of horizontal directional drilling machines and comprises a conveying sloping table and a bearing plate, wherein the low end of the conveying sloping table extends to a position between a propelling cylinder used for pushing a drill rod and the drill rod used for drilling, a limit baffle is arranged at the low end of the conveying sloping table, and a lifting frame is arranged at the high end of the conveying sloping table; the lifting frame is provided with a lifting mechanism, the lifting mechanism is used for arranging an additionally arranged drill rod on the bearing plate, and the lifting mechanism is used for controlling the bearing plate to lift; and a turnover mechanism is arranged on the conveying inclined table at one side of the lifting frame and is used for controlling the bearing plate to turn over. This application has when making vertical horizontal directional drilling machine add and establish the drilling rod, the effect that the operation is more convenient.
Description
Technical Field
The application relates to the technical field of horizontal directional drilling machines, in particular to a rod conveying device for a vertical horizontal directional drilling machine.
Background
The horizontal directional drilling machine is a construction machine for laying underground utilities such as cables and pipelines under the condition of not excavating the ground surface, and the working principle of the horizontal directional drilling machine is that firstly, a guide hole is drilled according to a pre-designed pipeline burying route, then, hole expanding treatment is carried out on the guide hole, and the pipeline is pulled back to the enlarged guide hole. Specifically, the horizontal directional drilling machine comprises a drilling machine body, a drilling rod, a drill bit and the like, wherein when a guide hole is drilled, the drilling machine body pushes the drilling rod, and the drill bit arranged on the drilling rod rotates to cut a stratum and moves forwards synchronously with the drilling rod.
In the related art, when the laying depth of the rigid pipeline is deep, a vertical horizontal directional drilling machine can be adopted. The vertical horizontal directional drilling machine is provided with an outer machine frame and an inner machine frame, wherein the inner machine frame is arranged on the outer machine frame and the height position of the inner machine frame is adjustable. An operator firstly digs working wells at two ends of a pipeline burying line, fixes the outer frame at the well mouth of one of the working wells, adjusts the position of the inner frame according to the depth of the buried pipeline and starts the drilling machine, and a propelling cylinder of the drilling machine pushes the drilling rod to perform drilling operation. Particularly, after the drill rod is drilled to a certain length, the drill rod needs to be additionally arranged until the drill rod reaches another working well, and drilling operation is completed.
In view of the above-mentioned related technologies, the inventor thinks that when the drill rod is additionally arranged on the vertical horizontal directional drilling machine, the operation between the propulsion cylinder for conveying the additionally arranged drill rod from the wellhead of the working well to the bottom of the working well and the original drill rod is inconvenient because of the deeper depth of the working well.
SUMMERY OF THE UTILITY MODEL
In order to improve when vertical horizontal directional drilling machine adds and establishes the drilling rod, carry the drilling rod to the propelling cylinder of work well bottom and the comparatively inconvenient condition of operation between the original drilling rod, this application provides a vertical horizontal directional drilling machine with sending lever apparatus.
The application provides a vertical horizontal directional drilling machine is with sending lever apparatus adopts following technical scheme:
the rod conveying device for the vertical horizontal directional drilling machine comprises a conveying inclined table and a bearing plate, wherein the lower end of the conveying inclined table extends to a position between a pushing cylinder used for pushing a drill rod and the drill rod used for drilling, a limiting baffle is arranged at the lower end of the conveying inclined table, and a lifting frame is arranged at the high end of the conveying inclined table; the lifting frame is provided with a lifting mechanism used for arranging an additionally arranged drill rod on the bearing plate, and the lifting mechanism is used for controlling the bearing plate to lift; and a turnover mechanism is arranged on one side of the lifting frame on the conveying inclined table and is used for controlling the bearing plate to turn over.
Through adopting above-mentioned technical scheme, operating personnel places the drilling rod on the bearing board in the well head of working well department, and control elevating system and descend the bearing board, carry the drilling rod to the bottom by the top of crane, it makes the bearing board upset to control tilting mechanism again, the drilling rod falls to carrying on the sloping platform behind the bearing board upset, and roll to the low side by the high-end of carrying the sloping platform, deflector has reduced the drilling rod and has broken away from the possibility of carrying the sloping platform when rolling, limit baffle is used for restricting the drilling rod and continues to roll, make and add the drilling rod of establishing and keep coaxial with original drilling rod, in order to dock.
Optionally, the lifting mechanism comprises a lifting driving assembly, a sliding assembly and a supporting assembly, the supporting assembly is arranged on the lifting frame in a sliding mode through the sliding assembly, the lifting driving assembly is used for driving the supporting assembly to slide, and the supporting assembly is used for supporting the bearing plate.
By adopting the technical scheme, the supporting assembly is used for supporting the bearing plate, the supporting assembly is arranged on the lifting frame in a sliding mode through the sliding assembly, the lifting driving assembly drives the supporting assembly to slide on the lifting frame, and the drill rod on the bearing plate is stably conveyed to the bottom of the lifting frame.
Optionally, the supporting component includes bottom plate and extension board, the bottom plate is located on the subassembly that slides, the extension board articulate in the bottom plate is kept away from the one end of crane, the bottom plate with be equipped with the torsional spring on the articulated shaft of extension board, the one end of torsional spring with the bottom plate links to each other, the other end with the extension board links to each other.
Through adopting above-mentioned technical scheme, the extension board has the trend that keeps flush with the bottom plate all the time in the support of torsional spring is pushed down, is favorable to placing the bearing board steadily. The supporting plate is placed on bottom plate and extension board simultaneously, and when tilting mechanism control supporting plate overturned, the extension board was extruded and is overturned by the supporting plate, has reduced the possibility that is blockked by the extension board when supporting plate overturns.
Optionally, be equipped with the groove of sliding on the crane, the groove of sliding is followed the direction of height extension setting of crane, the subassembly of sliding is the sliding block, the sliding block slides and locates slide the inslot, the supporting component is located on the sliding block.
By adopting the technical scheme, the sliding block is arranged in the sliding groove in a sliding manner, so that the base plate and the extension plate can slide up and down along the lifting frame, and the bearing plate and the drill rod are lifted or lowered to convey the drill rod.
Optionally, the lifting driving assembly is a lifting cylinder, the lifting cylinder is installed at one end, far away from the conveying inclined table, of the lifting frame, and a piston rod of the lifting cylinder is connected with the sliding assembly.
Through adopting above-mentioned technical scheme, lift cylinder is used for driving the bottom plate and slides from top to bottom along the crane, carries the drilling rod to the bottom of working well steadily, waits the drilling rod to roll to carry the sloping platform after, rises the well head of working well back to bottom plate, extension board and bearing board steadily again to carry out the transport of next section drilling rod.
Optionally, the turnover mechanism comprises a turnover motor and a rod conveying assembly, the turnover rod is installed on an output shaft of the turnover motor and is a polygonal turnover rod, the bearing plate is correspondingly provided with a clamping hole matched with the turnover rod, and the rod conveying assembly is used for conveying the turnover rod into the clamping hole.
Through adopting above-mentioned technical scheme, send the pole subassembly to send the trip lever to the joint downthehole, the trip lever is the polygon, has restricted the rotation of trip lever for the bearing board, and after upset motor drive trip lever rotated, the trip lever drove the bearing board upset, made the drilling rod of placing on the bearing board drop to carrying on the sloping bench.
Optionally, the pole subassembly of sending is including sending the pole cylinder, the track and the mount table that slide, the track that slides is located carry one side of sloping platform, and follow the width direction of carrying the sloping platform extends the setting, the mount table slides and locates on the track that slides, the upset motor install in on the mount table, send the pole cylinder to locate the track that slides is kept away from carry the one end of sloping platform, just send the piston rod of pole cylinder with the mount table links to each other.
Through adopting above-mentioned technical scheme, send the pole cylinder drive mount table to slide along the track that slides, make the upset motor of installing on the mount table remove towards the bearing board, and then will install the upset pole of installing on the output shaft of upset motor and send to the joint downthehole, make the bearing board can overturn under the drive of upset pole.
Optionally, guide baffles are arranged on both sides of the conveying sloping table, and a drill rod used for being additionally arranged is arranged between the pair of guide baffles.
Through adopting above-mentioned technical scheme, the direction of rolling of drilling rod on carrying the sloping platform has been restricted to the deflector, has reduced the drilling rod and has carried the possibility that the sloping platform dropped at rolling in-process.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the drill rod is placed on the bearing plate, the bearing plate is lowered by the lifting mechanism, the drill rod is conveyed to the bottom from the top of the lifting frame, the turnover mechanism controls the bearing plate to turn over, the drill rod falls onto the conveying inclined table after the bearing plate turns over and rolls from the high end to the low end of the conveying inclined table, the guide baffle reduces the possibility that the drill rod is separated from the conveying inclined table when rolling, and the limit baffle is used for limiting the drill rod to continue rolling so that the additionally arranged drill rod and the original drill rod are coaxial to be butted;
2. the support assembly is used for supporting the bearing plate and is arranged on the lifting frame in a sliding mode through the sliding assembly, the lifting driving assembly drives the support assembly to slide on the lifting frame, and the drill rod on the bearing plate is conveyed to the bottom of the lifting frame stably;
3. the conveying rod assembly conveys the turnover rod into the clamping hole, the turnover rod is polygonal, the rotation of the turnover rod relative to the bearing plate is limited, and after the turnover motor drives the turnover rod to rotate, the turnover rod drives the bearing plate to turn over, so that the drill rod placed on the bearing plate falls onto the conveying inclined table.
Drawings
FIG. 1 is a schematic view of the connection between a vertical horizontal directional drilling machine and a rod feeding device in the embodiment of the application.
Fig. 2 is a cross-sectional view of a drill bit in an embodiment of the present application.
Fig. 3 is a schematic view of a rod feeding device for a vertical horizontal directional drilling machine in the embodiment of the application.
FIG. 4 is a schematic view of a support assembly in an embodiment of the present application.
Reference numerals are as follows: 1. an outer frame; 2. an inner frame; 3. a drill body; 31. propelling the cylinder; 32. drilling a rod; 33. a drill bit; 331. installing a box; 332. a drill edge; 34. a motor; 4. a bearing plate; 5. connecting holes; 6. a threaded coupling; 7. a conveying ramp; 8. a support plate; 80. a clamping hole; 81. a transverse plate; 82. a vertical plate; 9. a lifting mechanism; 91. a lift drive assembly; 911. a lifting cylinder; 92. a slipping component; 921. a sliding block; 93. a support assembly; 931. a base plate; 932. an extension plate; 933. a torsion spring; 10. a turnover mechanism; 101. turning over a motor; 102. a turning rod; 103. a feed bar assembly; 1031. a sliding track; 1032. a mounting table; 1033. a rod feeding cylinder; 11. a lifting frame; 111. a sliding groove; 12. a limit baffle; 13. a cambered surface; 14. and a guide baffle.
Detailed Description
The present application is described in further detail below with reference to figures 1-4.
The embodiment of the application discloses vertical horizontal directional drilling machine is with sending lever apparatus. Referring to fig. 1, the vertical horizontal directional drilling machine comprises an outer frame 1, an inner frame 2 and a drilling machine body 3, wherein a bearing plate 4 is integrally formed on each side wall of the outer frame 1, a plurality of connecting holes 5 are formed in the side wall of the outer frame 1 at intervals in the vertical direction, and the inner frame 2 is installed on the outer frame 1 through a threaded connecting piece 6 and is adjustable in height. In particular, the threaded coupling 6 in the embodiment of the present application is a bolt. Before drilling, working wells are dug at two ends of a pre-designed pipeline burying line, the position of the inner frame 2 is adjusted according to the depth of the working wells, the drilling machine body 3 installed on the inner frame 2 is positioned at the bottom of one of the working wells, and then drilling operation is carried out.
Referring to fig. 1 and 2, the drill body 3 includes a propulsion cylinder 31, a drill rod 32, and a drill bit 33. The propulsion cylinder 31 is mounted on the inner frame 2, a piston rod of the propulsion cylinder 31 is coaxially attached to the drill rod 32, a drill bit 33 is mounted at one end, away from the propulsion cylinder 31, of the drill rod 32, the drill bit 33 comprises a mounting box 331 and a drill blade 332, the mounting box 331 is coaxially mounted on the drill rod 32, a motor 34 is mounted in the mounting box 331, an output shaft of the motor 34 extends out of the mounting box 331, and the drill blade 332 is coaxially mounted on an output shaft of the motor 34. The operator starts the propulsion cylinder 31 and the motor 34, the piston rod of the propulsion cylinder 31 extends, the drill rod 32 and the drill bit 33 are pushed to advance, and the drill edge 332 rotates under the control of the motor 34 to cut soil and perform drilling operation. Because the piston rod stroke of the propulsion cylinder 31 is limited, a drill rod 32 needs to be additionally arranged until the other working well is drilled.
Referring to fig. 1, specifically, after the drill rod 32 is pushed out for a certain distance, the piston rod of the propulsion cylinder 31 is reset, at this time, the additional drill rod 32 needs to be conveyed between the piston rod of the propulsion cylinder 31 and the original drill rod 32, the additional drill rod 32 and the original drill rod 32 are kept coaxial, the propulsion cylinder 31 pushes the additional drill rod 32, and the additional drill rod 32 is butted with the original drill rod 32 to continue the drilling operation.
Referring to fig. 1 and 3, specifically, the rod conveying device for the vertical horizontal directional drilling machine comprises a conveying sloping platform 7, a bearing plate 8, a lifting mechanism 9 and a turnover mechanism 10, wherein the two ends of the conveying sloping platform 7 have height drop, the high end of the conveying sloping platform 7 is welded with a lifting frame 11, and the lifting frame 11 extends from the bottom to the wellhead of a working well; the lower end of the conveying sloping platform 7 is integrally provided with a limit baffle 12, and the joint of the limit baffle 12 and the inclined surface of the conveying sloping platform 7 is provided with an arc surface 13 matched with the radian of the drill rod 32.
Referring to fig. 3 and 4, the lifting mechanism 9 includes a lifting drive assembly 91, a slip assembly 92, and a support assembly 93. Specifically, the lifting driving assembly 91 is a lifting cylinder 911, the lifting cylinder 911 is installed at the top of the lifting frame 11, and the supporting assembly 93 includes a bottom plate 931 and an extension plate 932 hinged on the bottom plate 931. A torsion spring 933 is arranged on the hinge shaft between the bottom plate 931 and the extension plate 932, one end of the torsion spring 933 is connected with the bottom plate 931, the other end is connected with the extension plate 932, the extension plate 932 can be turned downwards along the hinge shaft, but the torsion of the torsion spring 933 always pushes the extension plate 932 to be turned upwards until the extension plate 932 and the bottom plate 931 are flush.
Referring to fig. 3 and 4, in addition, a sliding groove 111 is arranged on one side of the lifting frame 11 close to the conveying sloping platform 7, the sliding groove 111 extends along the height direction of the lifting frame 11, the sliding component 92 is a sliding block 921 integrally formed on the bottom plate 931, and the sliding block 921 is slidably arranged in the sliding groove 111, so that the bottom plate 931 and the extension plate 932 can slide on the lifting frame 11 along the sliding groove 111. In particular, the sliding block 921 and the sliding groove 111 are dovetail-shaped, reducing the possibility that the base plate 931 is detached from the lifting frame 11.
Referring to fig. 3 and 4, a piston rod of the lifting cylinder 911 is connected to the slide block 921 for driving the bottom plate 931 and the extension plate 932 to smoothly slide up and down along the slide groove 111. The bearing plate 8 is L-shaped and is composed of a transverse plate 81 and a vertical plate 82 which are perpendicular to each other, and the transverse plate 81 and the vertical plate 82 are integrally formed. When an operator places the bearing plate 8, the transverse plate 81 of the bearing plate 8 is attached to the lifting frame 11, and the vertical plate 82 of the bearing plate 8 is positioned at one end of the transverse plate 81, which is back to the lifting frame 11. Further, since the width of the horizontal plate 81 of the support plate 8 is larger than that of the bottom plate 931, the horizontal plate 81 abuts both the bottom plate 931 and the extension plate 932. After the bearing plate 8 is placed, the drill rod 32 is horizontally placed between the bearing plate 8 and the lifting frame 11. The risers 82 of the support plate 8 act to stop the drill rods 32, reducing the likelihood that the drill rods 32 will roll off the support plate 8 during transport. The bottom plate 931 and the extension plate 932 slide under the driving of the lifting cylinder 911 to convey the support plate 8 and the drill pipe 32 to the bottom of the working well.
Referring to fig. 3, the turnover mechanism 10 includes a turnover motor 101, a turnover lever 102, and a feed lever assembly 103. Wherein the rod-feeding assembly 103 comprises a sliding track 1031, a mounting platform 1032 and a rod-feeding cylinder 1033, the sliding track 1031 is welded on the conveying sloping platform 7 and is positioned at one side of the lifting frame 11. The slide rail 1031 extends in the width direction of the transfer ramp 7, the mount 1032 is slidably provided on the slide rail 1031, and the bar feed cylinder 1033 is mounted on the slide rail 1031 on the side of the mount 1032 facing away from the transfer ramp 7. The piston rod of the rod feeding cylinder 1033 is connected with the mounting table 1032, the turnover motor 101 is fixed on the mounting table 1032, and the turnover rod 102 is mounted on the output shaft of the turnover motor 101. In particular, the turning rod 102 is a square rod in the embodiment of the present application, and the joint of the horizontal plate 81 and the vertical plate 82 on the supporting plate 8 is provided with a clamping hole 80 adapted to the turning rod 102.
Referring to fig. 3 and 4, when adding a drill rod 32, an operator starts the lifting cylinder 911 at the wellhead of the working well, the lifting cylinder 911 controls the bottom plate 931 and the extension plate 932 to slide to the wellhead of the working well, the support plate 8 is placed on the bottom plate 931 and the extension plate 932, and then the added drill rod 32 is placed on the support plate 8. After the drill rod 32 is placed, the lifting cylinder 911 is controlled to drive the bottom plate 931 to slide towards the bottom of the working well, so that the drill rod 32 is stably conveyed towards the bottom of the working well. When the bottom plate 931 slides downwards until the sliding block 921 fits the bottom wall of the sliding groove 111, the clamping hole 80 on the supporting plate 8 is aligned with the turnover rod 102 installed on the turnover motor 101, the operator activates the rod-feeding cylinder 1033, and the rod-feeding cylinder 1033 pushes the installation platform 1032 to slide along the sliding track 1031, so that the turnover motor 101 and the turnover rod 102 move towards the conveying sloping platform 7, and the turnover rod 102 is fed into the clamping hole 80.
Referring to fig. 3 and 4, an operator starts the turnover motor 101, and since the turnover rod 102 is a square rod, the rotation of the turnover rod 102 relative to the bearing plate 8 is limited, so that the bearing plate 8 is driven by the turnover rod 102 to turn towards the lower end of the conveying ramp 7, and the extension plate 932 is pressed by the bearing plate 8 to turn downwards, so as to realize abdication and reduce the possibility of blocking the turnover of the bearing plate 8. After the bearing plate 8 is turned over, the drill rod 32 falls onto the conveying sloping table 7 and rolls along the conveying sloping table 7 to be attached to the limit baffle 12. Particularly, the lower end of the conveying inclined table 7 extends to a position between the pushing cylinder 31 and the original drill rod 32, when the added drill rod 32 is attached to the limit baffle 12, the added drill rod 32 is kept coaxial with the original drill rod 32, and the pushing cylinder 31 can push the added drill rod 32 to be connected with the original drill rod 32. In particular, the guide baffles 14 are welded on both sides of the conveying sloping table 7, the drill rod 32 is positioned between the pair of guide baffles 14 when rolling along the conveying sloping table 7, and the pair of guide baffles 14 limit the rolling direction of the drill rod 32, so that the possibility that the drill rod 32 rolls off the conveying sloping table 7 is reduced.
The implementation principle of the rod feeding device for the vertical horizontal directional drilling machine in the embodiment of the application is as follows: the drill rod 32 is placed on the bearing plate 8, the bearing plate 8 is lowered by the lifting mechanism 9, the drill rod 32 is conveyed to the bottom from the top of the lifting frame 11, the bearing plate 8 is controlled to overturn by the overturning mechanism 10, the drill rod 32 falls on the conveying sloping table 7 after the bearing plate 8 overturns, and rolls to the low end from the high end of the conveying sloping table 7, the guide baffle plate 14 reduces the possibility that the drill rod 32 breaks away from the conveying sloping table 7 when rolling, the limit baffle plate 12 is used for limiting the drill rod 32 to continue rolling, the added drill rod 32 is coaxial with the original drill rod 32, and butt joint is carried out.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a vertical horizontal directional drilling machine is with sending lever apparatus which characterized in that: the drilling machine comprises a conveying sloping table (7) and a supporting plate (8), wherein the lower end of the conveying sloping table (7) extends to a position between a propelling cylinder (31) for propelling a drill rod (32) and the drill rod (32) for drilling, a limit baffle (12) is arranged at the lower end of the conveying sloping table (7), and a lifting frame (11) is arranged at the high end of the conveying sloping table (7);
the lifting frame (11) is provided with a lifting mechanism (9) which is used for arranging a drill rod (32) on the bearing plate (8), and the lifting mechanism (9) is used for controlling the bearing plate (8) to lift;
and a turnover mechanism (10) is arranged on one side of the lifting frame (11) on the conveying inclined table (7), and the turnover mechanism (10) is used for controlling the supporting plate (8) to turn over.
2. The rod feeding device for the vertical horizontal directional drilling machine according to claim 1, wherein: elevating system (9) are including lift drive assembly (91), slip subassembly (92) and supporting component (93), supporting component (93) pass through slip subassembly (92) slide to be located on crane (11), lift drive assembly (91) are used for the drive supporting component (93) slide, supporting component (93) are used for supporting bearing board (8).
3. The rod feeding device for the vertical horizontal directional drilling machine according to claim 2, wherein: the supporting component (93) comprises a bottom plate (931) and an extending plate (932), the bottom plate (931) is arranged on the sliding component (92), the extending plate (932) is hinged to the bottom plate (931) and is far away from one end of the lifting frame (11), a torsion spring (933) is arranged on a hinged shaft of the bottom plate (931) and the extending plate (932), one end of the torsion spring (933) is connected with the bottom plate (931), and the other end of the torsion spring is connected with the extending plate (932).
4. The rod feeding device for the vertical horizontal directional drilling machine according to claim 2, wherein: be equipped with on crane (11) and slide groove (111), slide groove (111) are followed the direction of height extension of crane (11) sets up, subassembly (92) that slides is sliding block (921), sliding block (921) slides and locates in sliding groove (111), supporting component (93) are located on sliding block (921).
5. The rod feeding device for the vertical horizontal directional drilling machine according to claim 2, wherein: the lifting driving assembly (91) is a lifting cylinder (911), the lifting cylinder (911) is installed at one end, away from the conveying inclined table (7), of the lifting frame (11), and a piston rod of the lifting cylinder (911) is connected with the sliding assembly (92).
6. The rod feeding device for the vertical horizontal directional drilling machine according to claim 1, characterized in that: turnover mechanism (10) are including upset motor (101) and send pole subassembly (103), install upset pole (102) on the output shaft of upset motor (101), upset pole (102) are polygonal upset pole (102), correspond on bearing board (8) be equipped with joint hole (80) of upset pole (102) looks adaptation, send pole subassembly (103) be used for with upset pole (102) send to in the joint hole (80).
7. The rod feeding device for the vertical horizontal directional drilling machine according to claim 6, wherein: the rod conveying assembly (103) comprises a rod conveying cylinder (1033), a sliding track (1031) and an installation table (1032), the sliding track (1031) is arranged on one side of the inclined conveying table (7) and extends in the width direction of the inclined conveying table (7), the installation table (1032) is slidably arranged on the sliding track (1031), the overturning motor (101) is installed on the installation table (1032), the rod conveying cylinder (1033) is arranged on the sliding track (1031) and is far away from one end of the inclined conveying table (7), and a piston rod of the rod conveying cylinder (1033) is connected with the installation table (1032).
8. The rod feeding device for the vertical horizontal directional drilling machine according to claim 1, wherein: guide baffles (14) are arranged on two sides of the conveying sloping table (7), and a drill rod (32) used for being additionally arranged is arranged between the pair of guide baffles (14).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202222035450.7U CN217735419U (en) | 2022-08-03 | 2022-08-03 | Rod feeding device for vertical horizontal directional drilling machine |
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Application Number | Priority Date | Filing Date | Title |
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CN202222035450.7U CN217735419U (en) | 2022-08-03 | 2022-08-03 | Rod feeding device for vertical horizontal directional drilling machine |
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CN217735419U true CN217735419U (en) | 2022-11-04 |
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CN202222035450.7U Active CN217735419U (en) | 2022-08-03 | 2022-08-03 | Rod feeding device for vertical horizontal directional drilling machine |
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