CN113338797A

CN113338797A - Walking rotary drill

Info

Publication number: CN113338797A
Application number: CN202110749419.7A
Authority: CN
Inventors: 阚景隆; 虞益彬
Original assignee: Changzhou Jetrustung Trenchless Pipeline Technology Co ltd
Current assignee: Changzhou Jetrustung Trenchless Pipeline Technology Co ltd
Priority date: 2021-07-02
Filing date: 2021-07-02
Publication date: 2021-09-03
Anticipated expiration: 2041-07-02
Also published as: CN113338797B

Abstract

The invention discloses a walking rotary drill rig, which adopts the technical scheme that: the roller bit comprises a hydraulic motor, wherein two edge blocks are fixedly mounted on one side of the hydraulic motor, a first clamping ring is arranged on one side of the hydraulic motor, the edge blocks are fixedly mounted together with the first clamping ring, a second clamping ring is fixedly mounted at one end of the first clamping ring, a driving shaft of the hydraulic motor penetrates through the first clamping ring and is fixedly sleeved with an inner circular wall surface of the second clamping ring, a cleaning assembly is arranged on one side of the second clamping ring and is used for cleaning a pipeline, the first rotating column and the second rotating column are driven to rotate through the rotation of the driving shaft of the hydraulic motor, the second clamping block can prevent the second rotating column from being separated from the first rotating column when rotating, the roller bit is driven to rotate through the second rotating column, the roller bit can clean rigid objects such as roots in the pipeline and the like, and not only can clean sludge, the cleaning effect is better.

Description

Walking rotary drill

Technical Field

The invention relates to the technical field of pipeline cleaning, in particular to a walking rotary drill rig.

Background

The pipeline is the facility that industry and municipal works are commonly used, and the pipeline operation after a period of time can produce the attachment, consequently need regularly clear up, otherwise can influence the operation effect of pipeline, and in prior art, the clearance of pipeline, especially the clearance of underground pipeline is a time-consuming and energy-consuming engineering, generally takes the mode that rotatory brush head cooperation big rivers erode to clear up.

However, the existing rotary punching head can only clean flexible objects such as sludge in a pipeline along with the continuous punching of high-flow high-pressure water, but can not clean rigid objects such as tree roots and cement, so that the cleaning effect is poor, and therefore a walking rotary drill rig is provided.

Disclosure of Invention

In view of the problems mentioned in the background, it is an object of the present invention to provide a walk-through roller cone drill to solve the problems mentioned in the background.

The technical purpose of the invention is realized by the following technical scheme:

a walk-behind roller-cone drill comprising: the hydraulic motor, one side fixed mounting of hydraulic motor has two limit pieces, one side of hydraulic motor is provided with first snap ring, the limit piece with first snap ring fixed mounting is in the same place, the one end fixed mounting of first snap ring has the second snap ring, hydraulic motor's drive shaft passes first snap ring with the interior round wall of second snap ring is fixed to be cup jointed together, clears up the subassembly, the setting of clearance subassembly is in one side of second snap ring for clear up the pipeline.

Through adopting above-mentioned technical scheme, can clear up the rigidity object such as root in the pipeline through the clearance subassembly that sets up, rather than just clearing up mud, let the effect of clearance better.

Preferably, the cleaning assembly comprises: first rotation post, first rotation post fixed mounting be in the one end of hydraulic motor drive shaft, the excircle wall fixed mounting of first rotation post has a plurality of second joint piece, one side of first rotation post is provided with the second and rotates the post, a plurality of rectangular channel has been seted up to the excircle wall that the second rotated the post, the second joint piece with rectangular channel fixed clamping is in the same place, the excircle wall of second rotation post is fixed cup jointed first solid fixed ring, the one end fixed mounting that the second rotated the post has roller bit.

Through adopting above-mentioned technical scheme, through the hydraulic motor who starts the setting, hydraulic motor's drive shaft rotates and drives first rotation post and second rotation post and rotate, and the second joint piece through setting up can prevent that the second from rotating when the post rotates and break away from with first rotation post, and the second rotation post through setting up can drive roller bit and rotate, lets roller bit can wash rigid objects such as roots in the pipeline, lets the effect of clearance better.

Preferably, one side of the second snap ring is provided with a supporting assembly for supporting the roller bit, and one side of the second snap ring is provided with a moving assembly for driving the roller bit to move.

Through adopting above-mentioned technical scheme, support roller bit when roller bit clears up the pipeline inner wall through the supporting component that sets up, can drive roller bit through the removal subassembly that sets up and remove to let abluent scope grow.

Preferably, the support assembly comprises: two first connecting rings, two first connecting ring all sets up one side of second snap ring, one side fixed mounting of second snap ring has the outer loop, the second go-between has been cup jointed to the excircle wall of outer loop is fixed, is located the right side first connecting ring with the outer loop is fixed to be cup jointed together, the excircle wall fixed mounting of first connecting ring has a plurality of fixture block, first calorie of hole has been seted up to one side of fixture block, one side of fixture block is provided with first connecting block, the outer groove has been seted up to one side of first connecting block, second card hole has been seted up respectively to the inside both sides in outer groove, one side of fixture block is provided with the second screw, the second screw with second card hole swing joint is in the same place.

Through adopting above-mentioned technical scheme, can link together first connecting block and first outer piece through the second screw that sets up to let the backup pad can support on the inner wall of pipeline when roller bit washs, let roller bit wash can be more stable.

Preferably, the supporting component further comprises a plurality of clamping plates, the clamping plates are fixedly mounted on the outer circle wall surface of the outer ring, two first clamping holes are formed in one side of each clamping plate, two sixth screws are arranged on one side of each clamping plate, and the sixth screws penetrate through the first clamping holes and are movably connected with the second clamping holes.

By adopting the technical scheme, the first outer block and the supporting plate can be driven to move by the movement of the outer ring at one side of the third screw.

Preferably, the supporting component further comprises a first outer block, the first outer block is arranged inside the outer groove, a side hole is formed in one side of the first outer block, a plurality of third screws are arranged on one side of the first outer block, and the third screws penetrate through the first connecting block to fix the first outer block inside the outer groove.

Through adopting above-mentioned technical scheme, can fix the backup pad through the first outer piece that sets up, it is more stable when letting the backup pad support on pipeline internal face.

Preferably, the moving assembly includes: the limit ring, the fixed cup joint of limit ring is located the third screw side the interior circle wall of first connecting ring, the connecting pipe has been cup jointed in the activity of the interior circle wall of limit ring, the excircle wall fixed mounting of connecting pipe has the outer piece of a plurality of second, the limit hole has been seted up to one side of the outer piece of second, the excircle wall of connecting pipe is provided with a plurality of second connecting block, the joint groove has been seted up to one side of second connecting block, second connecting block one end the joint groove with the outer piece activity joint of second is in the same place, one side of second connecting block is provided with two fourth screws, is located connecting pipe one side the fourth screw passes through the second joint hole will the second connecting block with the outer piece of second links together.

Through adopting above-mentioned technical scheme, can link together outer loop and connecting pipe through the limit ring that sets up, let the removal that the connecting pipe can be better.

Preferably, the excircle wall surface of the connecting pipe is provided with a plurality of first clamping blocks, two fixing holes are formed in one side of each first clamping block, an outer hole is formed in one side of each first clamping block, and a fixing plate is fixedly mounted on the top surface of the clamping plate.

Through adopting above-mentioned technical scheme, can link together movable plate and second connecting block through the first joint piece that sets up, can drive the movable plate and move together when the second connecting block carries out reciprocating motion to better letting the walking rotary drill move.

Preferably, a movable plate is fixedly mounted on the top surface of the first clamping block, and the fourth screw penetrates through the second clamping hole and is connected with the fixed hole.

Through adopting above-mentioned technical scheme, can take out the fourth screw from the inside of fixed orifices through the fourth screw that rotates the setting, the staff of being convenient for maintains second connecting block and first joint piece.

Preferably, a first protection ring is fixed on the outer circular wall surface of the second rotating column, a second protection ring is fixedly installed on the outer circular wall surface of the first protection ring, a first screw is arranged on the outer circular wall surface of the second protection ring, threaded holes are formed in the outer circular wall surfaces of the first protection ring and the second protection ring, and the first screw is used for connecting the first protection ring and the second protection ring together through the threaded holes.

By adopting the technical scheme, the joint of the roller bit and the second rotating column can be protected by the second protection ring, and foreign matters are prevented from entering the joint of the fixed hole and the roller bit during cleaning, so that the roller bit is prevented from being influenced in use.

In summary, the invention mainly has the following beneficial effects:

through the hydraulic motor who starts the setting, hydraulic motor's drive shaft rotates and drives first rotation post and second rotation post and rotate, can prevent through the second joint piece that sets up that the second from rotating when the post rotates and break away from with first rotation post, the second rotation post through setting up can drive roller bit and rotate, let roller bit can wash rigid objects such as the root in the pipeline, and not only clear up flexible objects such as mud, let the effect of clearance better.

Can link together the movable plate with the second connecting block through the first joint piece that sets up, can drive the movable plate and move together when the second connecting block carries out reciprocating motion to the better walking rotary drill that lets removes, can take out the inside of fourth screw follow fixed orifices through rotating the fourth screw that sets up, the staff of being convenient for maintains second connecting block and first joint piece, and is more convenient when letting the staff maintain.

The first connecting block and the first outer block can be connected together through the arranged fourth screw, so that the supporting plate can be supported on the inner wall of the pipeline when the roller bit is cleaned, the supporting force of the supporting plate on the roller bit is improved, and the roller bit can be more stable when the inner wall of the pipeline is cleaned.

The joint of the roller bit and the second rotating column can be protected through the arranged second protection ring, foreign matters are prevented from entering the joint of the second rotating column and the roller bit during cleaning, the roller bit is affected in use, and the protection effect is achieved.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic cross-sectional view of the present invention;

FIG. 3 is a schematic view of a card of the present invention;

FIG. 4 is a schematic view of a first connecting ring structure of the present invention;

FIG. 5 is a schematic view of a first outer block structure of the present invention;

FIG. 6 is a schematic diagram of a first connection block structure according to the present invention;

FIG. 7 is a schematic view of the outer ring structure of the present invention;

FIG. 8 is a schematic diagram of a second connecting block according to the present invention;

FIG. 9 is a schematic view of the structure of the connecting tube of the present invention;

FIG. 10 is a schematic view of a first card block structure of the present invention;

FIG. 11 is a schematic view of the structure of the moving column of the present invention.

Reference numerals: 1. a hydraulic motor; 2. an edge block; 3. a first snap ring; 4. a second snap ring; 5. a first connecting ring; 6. a clamping block; 7. a first card hole; 8. a second connection ring; 9. a first retaining ring; 10. a roller cone drill bit; 11. a first screw; 12. a first connection block; 13. an outer tank; 14. a second card hole; 15. a first outer block; 16. a side hole; 17. a support plate; 18. a second screw; 19. clamping a plate; 20. a first clamping hole; 21. a third screw; 22. an outer ring; 23. a connecting pipe; 24. a second outer block; 25. a side hole; 26. a second connecting block; 27. a clamping groove; 28. a second clamping hole; 29. a first clamping block; 30. a fixing hole; 31. an outer bore; 32. moving the plate; 33. a fourth screw; 34. a second retaining ring; 35. a hydraulic cylinder; 36. moving the column; 37. a fifth screw; 38. a first rotating column; 39. a second clamping block; 40. a second rotating cylinder; 41. a first guard ring; 42. a second guard ring; 43. a sixth screw; 44. an edge ring; 45. and (7) fixing the plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 and 2, the walking roller-bit rig comprises a hydraulic motor 1, the hydraulic motor 1 is of an existing structure and is not described herein, two side blocks 2 are fixedly installed on one side of the hydraulic motor 1, a first clamping ring 3 is arranged on one side of the hydraulic motor 1, the side blocks 2 are fixedly installed together with the first clamping ring 3, a second clamping ring 4 is fixedly installed at one end of the first clamping ring 3, a driving shaft of the hydraulic motor 1 penetrates through the first clamping ring 3 and is fixedly sleeved with an inner circular wall surface of the second clamping ring 4, a cleaning assembly is arranged on one side of the second clamping ring 4 and is used for cleaning a pipeline, rigid objects such as roots and the like in the pipeline can be cleaned through the cleaning assembly, not only sludge can be cleaned, and the cleaning effect is better, the cleaning assembly comprises a first rotating column 38, the first rotating column 38 is fixedly installed at one end of a driving shaft of the hydraulic motor 1, a plurality of second clamping blocks 39 are fixedly arranged on the outer circular wall surface of the first rotating column 38, one side of the first rotating column 38 is provided with a second rotating column 40, a plurality of rectangular grooves are arranged on the outer circular wall surface of the second rotating column 40, the second clamping blocks 39 are fixedly clamped with the rectangular grooves, a first fixing ring 9 is fixedly sleeved on the outer circular wall surface of the second rotating column 40, the roller bit 10 is fixedly arranged at one end of the second rotating column 40, the roller bit 10 is of the prior structure and is not repeated here, by starting the hydraulic motor 1, the driving shaft of the hydraulic motor 1 rotates to drive the first rotating column 38 and the second rotating column 40 to rotate, the second clamping blocks 39 can prevent the second rotating column 40 from separating from the first rotating column 38 when rotating, the roller bit 10 can be driven to rotate by the second rotating column 40, and the roller bit 10 can clean rigid objects such as roots in the pipeline, the cleaning effect is better.

Referring to fig. 3 and 4, and fig. 6 and 7, the supporting assembly is disposed at one side of the second snap ring 4 for supporting the roller bit 10, the moving assembly is disposed at one side of the second snap ring 4 for driving the roller bit 10 to move, the roller bit 10 is supported by the disposed supporting assembly when the roller bit 10 cleans the inner wall of the pipeline, the roller bit 10 can be driven to move by the disposed moving assembly, so that the cleaning range is enlarged, the supporting assembly includes two first connecting rings 5, the two first connecting rings 5 are disposed at one side of the second snap ring 4, the outer ring 22 is fixedly mounted at one side of the second snap ring 4, the second connecting ring 8 is fixedly sleeved on the outer circumferential wall surface of the outer ring 22, the first connecting ring 5 located at the right side is fixedly sleeved with the outer ring 22, the plurality of fixture blocks 6 are fixedly mounted on the outer circumferential wall surface of the first connecting ring 5, first calorie of hole 7 is seted up in one side of fixture block 6, one side of fixture block 6 is provided with first connecting block 12, one side at first connecting block 12 is seted up to outer groove 13, second calorie of hole 14 has been seted up respectively to the inside both sides of outer groove 13, second screw 18 sets up in one side of fixture block 6, second screw 18 is in the same place with second card hole 14 swing joint, second screw 18 through setting up can link together first connecting block 12 and first outer 15, thereby let backup pad 17 can support on the inner wall of pipeline when roller bit 10 washs, it can be more stable to let roller bit 10 wash.

Referring to fig. 5, 6 and 7, the support assembly further includes a plurality of clamping plates 19, the outer circumferential wall of the outer ring 22 is fixedly provided with the plurality of clamping plates 19, two first clamping holes 20 are formed in one side of the clamping plates 19, two sixth screws 43 are formed in one side of the clamping plates 19, the sixth screws 43 pass through the first clamping holes 20 and are movably connected with the second clamping holes 14, the first outer block 15 and the support plate 17 can be driven to move by the movement of the outer ring 22 on one side of the third screws 21, the support assembly further includes a first outer block 15, the first outer block 15 is arranged inside the outer groove 13, the side holes 16 are formed in one side of the first outer block 15, one side of the first outer block 15 is provided with a plurality of third screws 21, the third screws 21 pass through the first connecting block 12 to fix the first outer block 15 inside the outer groove 13, the support plate 17 can be fixed by the arranged first outer block 15, the support plate 17 is more stable when supported on the inner wall surface of the pipeline.

Referring to fig. 1, 8 and 9, the moving assembly includes an edge ring 44, the edge ring 44 is fixedly sleeved on an inner circular wall surface of the first connecting ring 5 located at the side of the third screw 21, the connecting pipe 23 is movably sleeved on an inner circular wall surface of the edge ring 44, a plurality of second outer blocks 24 are all fixedly installed on an outer circular wall surface of the connecting pipe 23, an edge hole 25 is opened at one side of the second outer block 24, the outer circular wall surface of the connecting pipe 23 is provided with a plurality of second connecting blocks 26, a clamping groove 27 is opened at one side of the second connecting blocks 26, the clamping groove 27 is movably clamped with the second outer blocks 24, two fourth screws 33 are both arranged at one side of the second connecting blocks 26, the fourth screws 33 located at one side of the connecting pipe 23 connect the second connecting blocks 26 and the second outer blocks 24 together through the second clamping holes 28, the outer ring 22 can be connected with the second outer blocks 23 through the arranged edge ring 44, so that the connecting pipe 23 can be moved better, the first joint piece 29 of a plurality of all sets up the excircle wall at connecting pipe 23, one side at first joint piece 29 is all seted up to two fixed orificess 30, one side at first joint piece 29 is seted up to outer hole 31, the top surface fixed mounting of cardboard 19 has fixed plate 45, can link together movable plate 32 and second connecting block 26 through the first joint piece 29 that sets up, can drive movable plate 32 and move together when second connecting block 26 carries out reciprocating motion, thereby the better walking rotary drill that lets moves.

Referring to fig. 10 and 11, the moving plate 32 is fixedly installed on the top surface of the first clamping block 29, the fourth screw 33 passes through the second clamping hole 28 and is connected with the fixing hole 30, the fourth screw 33 can be taken out from the fixing hole 30 by rotating the set fourth screw 33, so that the worker can conveniently maintain the second connecting block 26 and the first clamping block 29, the first protective ring 41 is fixedly sleeved on the outer circumferential wall surface of the second rotary column 40, the second protective ring 42 is fixedly sleeved on the outer circumferential wall surface of the first protective ring 41, the first screw 11 is arranged on the outer circumferential wall surface of the second protective ring 42, threaded holes are respectively formed on the outer circumferential wall surfaces of the first protective ring 41 and the second protective ring 42, the first screw 11 connects the first protective ring 41 and the second protective ring 42 together through the threaded holes, the joint of the roller bit 10 and the second rotary column 40 can be protected by the set second protective ring 42, the roller bit 10 is prevented from being influenced in use when foreign matters enter a joint of the fixed hole 30 and the roller bit 10 during cleaning, one end of the second clamping ring 4 is fixedly provided with the second fixing ring 34, the inner circular wall surface of the second fixing ring 34 is fixedly provided with the hydraulic cylinder 35, one end of the hydraulic cylinder 35 is fixedly provided with the moving column 36, the moving column 36 is movably sleeved with the side hole 25, one end of the moving column 36 is provided with the fifth screw 37, the moving column 36 is fixed with the second outer block 24 through the fifth screw 37, the moving column 36 is driven to carry out linear reciprocating motion through the arranged hydraulic cylinder 35, the moving column 36 can drive the second outer block 24 and the connecting pipe 23 to move, the second connecting block 26 and the moving plate 32 are driven to move through the arranged connecting pipe 23, the walking roller drill can move in the reciprocating motion of the moving plate 32, and the roller bit 10 can rapidly clean the inner wall of the pipeline, the efficiency of work is improved.

The working principle is as follows: referring to fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, fig. 7, fig. 8, fig. 9, fig. 10 and fig. 11, by starting the hydraulic motor 1, the driving shaft of the hydraulic motor 1 rotates to drive the first rotating column 38 and the second rotating column 40 to rotate, the second clamping block 39 is arranged to prevent the second rotating column 40 from separating from the first rotating column 38 when rotating, and the second rotating column 40 is arranged to drive the roller bit 10 to rotate, so that the roller bit 10 can clean rigid objects such as roots in the pipeline, not only clean sludge, but also better clean the sludge.

The hydraulic cylinder 35 drives the moving column 36 to move in a linear reciprocating motion mode, the moving column 36 can drive the second outer block 24 and the connecting pipe 23 to move, the connecting pipe 23 arranged drives the second connecting block 26 and the moving plate 32 to move, the walking roller drill can move in the reciprocating motion of the moving plate 32, the roller drill 10 can quickly clean the inner wall of the pipeline, and the working efficiency is improved.

Can link together movable plate 32 and second connecting block 26 through the first joint piece 29 that sets up, can drive movable plate 32 and move together when second connecting block 26 carries out reciprocating motion to better letting the walking rotary drill move, can take out fourth screw 33 from the inside of fixed orifices 30 through rotating the fourth screw 33 that sets up, the staff of being convenient for maintains second connecting block 26 and first joint piece 29, it is more convenient when letting the staff maintain.

The first connecting block 12 and the first outer block 15 can be connected together through the arranged fourth screw 33, so that the supporting plate 17 can be supported on the inner wall of the pipeline when the roller bit 10 is cleaned, the supporting force of the supporting plate 17 on the roller bit 10 is improved, and the roller bit 10 can be more stable in cleaning the inner wall of the pipeline.

The joint of the roller bit 10 and the second rotating column 40 is protected by the second protection ring 42, so that foreign matters are prevented from entering the joint of the second rotating column 40 and the roller bit 10 during cleaning, the roller bit 10 is prevented from being affected during use, and the protection effect is achieved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A walking roller cone drilling machine is characterized by comprising:

the hydraulic motor comprises a hydraulic motor (1), wherein two edge blocks (2) are fixedly mounted on one side of the hydraulic motor (1), a first clamping ring (3) is arranged on one side of the hydraulic motor (1), the edge blocks (2) are fixedly mounted with the first clamping ring (3), a second clamping ring (4) is fixedly mounted at one end of the first clamping ring (3), and a driving shaft of the hydraulic motor (1) penetrates through the first clamping ring (3) and is fixedly sleeved with the inner circular wall surface of the second clamping ring (4);

the cleaning assembly is arranged on one side of the second clamping ring (4) and used for cleaning the pipeline.

2. The walk behind roller cone drill rig according to claim 1, wherein the cleaning assembly comprises:

first rotation post (38), first rotation post (38) fixed mounting be in the one end of hydraulic motor (1) drive shaft, the excircle wall fixed mounting of first rotation post (38) has a plurality of second joint piece (39), one side of first rotation post (38) is provided with second rotation post (40), a plurality of rectangular channel has been seted up to the excircle wall of second rotation post (40), second joint piece (39) with the fixed joint of rectangular channel is in the same place, the excircle wall fixed cup joint of second rotation post (40) has first solid fixed ring (9), the one end fixed mounting that the second rotated post (40) has roller bit (10).

3. The walk behind roller cone drill rig according to claim 1, wherein: and a supporting assembly is arranged on one side of the second clamping ring (4) and used for supporting the roller bit (10), and a moving assembly is arranged on one side of the second clamping ring (4) and used for driving the roller bit (10) to move.

4. The walk behind roller cone drill rig according to claim 3, wherein the support assembly comprises:

the clamping device comprises two first connecting rings (5), wherein the two first connecting rings (5) are arranged on one side of a second clamping ring (4), an outer ring (22) is fixedly arranged on one side of the second clamping ring (4), a second connecting ring (8) is fixedly sleeved on the outer circular wall surface of the outer ring (22), the first connecting ring (5) on the right side is fixedly sleeved with the outer ring (22), a plurality of clamping blocks (6) are fixedly arranged on the outer circular wall surface of the first connecting ring (5), a first clamping hole (7) is formed in one side of each clamping block (6), a first connecting block (12) is arranged on one side of each clamping block (6), an outer groove (13) is formed in one side of each first connecting block (12), second clamping holes (14) are respectively formed in two inner sides of each outer groove (13), and a second screw (18) is arranged on one side of each clamping block (6), the second screw (18) is movably connected with the second clamping hole (14).

5. The walking roller cone drill rig according to claim 4, characterized in that the supporting assembly further comprises a plurality of clamping plates (19), the plurality of clamping plates (19) are fixedly mounted on the outer circle wall surface of the outer ring (22), two first clamping holes (20) are formed in one side of each clamping plate (19), two sixth screws (43) are arranged on one side of each clamping plate (19), and the sixth screws (43) penetrate through the first clamping holes (20) and are movably connected with the second clamping holes (14).

6. The walking roller cone drill according to claim 5, characterized in that the supporting assembly further comprises a first outer block (15), the first outer block (15) is arranged inside the outer groove (13), a side hole (16) is formed in one side of the first outer block (15), a plurality of third screws (21) are arranged on one side of the first outer block (15), and the third screws (21) penetrate through the first connecting block (12) to fix the first outer block (15) inside the outer groove (13).

7. The walk behind roller cone drill rig according to claim 6, wherein the movement assembly comprises:

side ring (44), side ring (44) are fixed cup joint and are being located third screw (21) side the interior circle wall of first connecting ring (5), the interior circle wall activity of side ring (44) has cup jointed connecting pipe (23), the excircle wall fixed mounting of connecting pipe (23) has a plurality of second outer piece (24), limit hole (25) have been seted up to one side of second outer piece (24), the excircle wall of connecting pipe (23) is provided with a plurality of second connecting block (26), joint groove (27) have been seted up to one side of second connecting block (26), second connecting block (26) one end joint groove (27) with second outer piece (24) activity joint is in the same place, one side of second connecting block (26) is provided with two fourth screw (33), is located connecting pipe (23) one side fourth screw (33) pass through second joint hole (28) will second connecting block (26) with second outer piece (24) activity joint is in the same place (24) Are connected together.

8. The walk behind roller cone drill rig according to claim 7, wherein: the excircle wall of connecting pipe (23) is provided with the first joint piece of a plurality of (29), two fixed orificess (30) have been seted up to one side of first joint piece (29), outer hole (31) have been seted up to one side of first joint piece (29), the top surface fixed mounting of cardboard (19) has fixed plate (45).

9. The walk behind roller cone drill rig according to claim 8, wherein: the top surface fixed mounting of first joint piece (29) has movable plate (32), fourth screw (33) pass second joint hole (28) with fixed orifices (30) link together.

10. The walk behind roller cone drill rig according to claim 2, wherein: the excircle wall of second rotation post (40) is fixed with first guard ring (41), the excircle wall fixed mounting of first guard ring (41) has second guard ring (42), the excircle wall of second guard ring (42) is provided with first screw (11), first guard ring (41) with the excircle wall of second guard ring (42) all seted up threaded hole, first screw (11) pass through the screw hole will first guard ring (41) with second guard ring (42) link together.