CN209040741U - A kind of anchor cable drilling equipment for accurately rectifying a deviation - Google Patents
A kind of anchor cable drilling equipment for accurately rectifying a deviation Download PDFInfo
- Publication number
- CN209040741U CN209040741U CN201821861771.XU CN201821861771U CN209040741U CN 209040741 U CN209040741 U CN 209040741U CN 201821861771 U CN201821861771 U CN 201821861771U CN 209040741 U CN209040741 U CN 209040741U
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- Prior art keywords
- drilling rod
- anchor cable
- interior
- drilling
- duck
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- 238000005553 drilling Methods 0.000 title claims abstract description 135
- 241000272525 Anas platyrhynchos Species 0.000 claims abstract description 31
- 239000002002 slurry Substances 0.000 claims description 14
- 238000004064 recycling Methods 0.000 claims description 8
- 230000001351 cycling effect Effects 0.000 claims description 7
- 239000004744 fabric Substances 0.000 claims 1
- 230000008901 benefit Effects 0.000 abstract description 3
- 238000010276 construction Methods 0.000 description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 12
- 239000002689 soil Substances 0.000 description 9
- 238000000034 method Methods 0.000 description 6
- 238000007569 slipcasting Methods 0.000 description 5
- 230000001376 precipitating effect Effects 0.000 description 4
- 241001074085 Scophthalmus aquosus Species 0.000 description 3
- 230000009471 action Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000012937 correction Methods 0.000 description 3
- 239000011435 rock Substances 0.000 description 3
- 239000004575 stone Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000004927 clay Substances 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
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- Earth Drilling (AREA)
Abstract
The anchor cable drilling equipment that the utility model relates to a kind of for accurately rectifying a deviation, including drill main body, interior drilling rod, outer drilling rod, duck's foot drill bit and guide instrument；Drill main body includes power head, the output shaft assembly of annular space and power head between outer drilling rod and interior drilling rod, and external screw thread and internal screw thread is respectively set in the corresponding outer drilling rod of output shaft of power head and the end of interior drilling rod, connect respectively with outer drilling rod and interior drill rod thread；Duck's foot drill bit is connect with interior drilling rod, opens up apopore on the guide surface of duck's foot drill bit；Guide instrument is arranged in perpendicular identical with drilling trace, is used to indicate drilling direction.The utility model has the advantages of borehole accuracy is high, anti-collapse hole.
Description
Technical field
The utility model relates to the technical fields of drilling machine construction, creep into more particularly, to a kind of anchor cable for accurately rectifying a deviation
Equipment.
Background technique
With the rapid development of China's engineering construction, the support technology of side slope especially high slope is also sent out accordingly
Exhibition, retaining structure form arrive buttress type, cantilever from the simple gravity retaining wall for balancing side slope sliding force by wall self weight
Formula, anchor rod type, is anchored the Novel retaining wall for using support, native muscle composite construction such as board-like at reinforced earth formula, is further development of plate
Stake formula wall, the light supporting structure of the anchorage technologies such as soil nail wall, friction pile, prestress anchorage cable.
Prestress anchorage cable is that one end (anchor pole) is anchored in hard rock stratum by drilling through soft stratum or sliding surface
(claiming Inner bolt head) then carries out tensioning in another free end (claiming outer anchor head), to apply pressure to unstable rock to rock stratum
The method that body is anchored.In Beijing Rail Transit new one phase of the airport line new new airport line of 02 bid section of airport section civil engineering and
Using horizontal to anchor cable construction is drawn between R4, horizontal is 21.2m, drilling diameter 15cm to anchorage cable design length is drawn.According to design
Data is surveyed on the ground of offer, and formation lithology is followed successively by silt, silty clay, clay and contains a small amount of detail sand from top to bottom, and
And there is underground water in third road, the four, the 5th anchor cable positions.It is horizontal that the bis- Pin works of 28b are used to drawing anchor cable two sides referring to Fig. 2
Word steel is locked, and since anchor cable is passed through between adjacent pile foundation 7, in order to avoid anchor cable hole run-off the straight, is caused across stake
Base 7, anchor cable rig drilling rod deviation after passing through 21.2m long Different Strata must not exceed 10cm and must not collapse holes before slip casting.
But traditional casing follow-up technique pore-forming accuracy is poor, deviations reach 60cm, are unable to satisfy construction requirement.
Conventional directional drilling machine is all using mud off list rod boring, and starter is mounted in the front end of drilling tool, guides, leads by guide instrument
To drill bit adjustment direction.This construction method is in cobble or has the stratum construction for the stone that floats just extremely difficult, substantially can not be by leading
Requirement to instrument carries out correction drilling construction, although encountering quicksand formation can be guided through, carries out in quicksand formation horizontal
Counter-pulled bolts construction is easy to collapse hole.
Utility model content
The anchor cable drilling equipment that the purpose of the utility model is to provide a kind of for accurately rectifying a deviation has precision height, anti-collapse
The advantages of hole.
The above-mentioned purpose of utility model of the utility model has the technical scheme that
A kind of anchor cable drilling equipment for accurately rectifying a deviation, including drill main body, interior drilling rod, outer drilling rod, duck's foot drill bit and
Guide instrument；Drill main body includes power head, the output shaft assembly of annular space and power head between outer drilling rod and interior drilling rod, in power
External screw thread and internal screw thread is respectively set in the end of the corresponding outer drilling rod of the output shaft of head and interior drilling rod, respectively with outer drilling rod and interior drilling rod
It is threadedly coupled；Duck's foot drill bit is connect with interior drilling rod, opens up apopore on the guide surface of duck's foot drill bit；Guide instrument setting with drilling
In the identical perpendicular in track, it is used to indicate drilling direction.
By using above-mentioned technical proposal, by connecting duck's foot drill bit on interior drilling rod, using guide instrument to boring direction
Monitored in real time, in hole location run-off the straight, adjust the angle of duck's foot drill bit, then using hydraulic system by interior drilling rod to hole
Interior promotion, to realize that hole location is rectified a deviation；In addition, being crept into using double drilling rods, one section of slip casting in anchor bolt construction is removed outside one section
Drilling rod avoids anchor cable hole from collapsing.
The utility model is further arranged to: the guide surface is cambered surface.
By using above-mentioned technical proposal, when hole location is rectified a deviation, hydraulic system pushes interior drilling rod to move into hole, will
Guide surface is arranged to cambered surface, advantageously reduces the frictional force in pushing course, drives interior drilling rod to move into hole convenient for guide surface.
The utility model is further arranged to: the width of the guide surface is greater than the diameter of connecting tube.
By using above-mentioned technical proposal, since for drilling rod into hole in moving process, one side guide surface can in pushing
With it is open go out bigger region, make subsequent interior drilling rod and connecting tube during follow-up, be more easier；On the other hand increase
The area of guide surface improves correction efficiency.
The utility model is further arranged to: the apopore setting is multiple, and interval is evenly arranged.
By using above-mentioned technical proposal, convenient for during drilling, apopore can be by enough water for drilling
When use.
The utility model is further arranged to: fixed plate is arranged on above each apopore of guide surface, fixed plate is
Two, fixed plate is arranged in herringbone.
By using above-mentioned technical proposal, prevent when hydraulic system pushes interior drilling rod to move into hole, guide surface is along tune
Whole hole location direction two sides will receive the squeezing action of soil, and soil enters water outlet hole plug apopore, and after causing in drilling, water is not
It can be entered in anchor cable hole by apopore, influence to drill.
The utility model is further arranged to: being provided with slurry outlet on the outer shaft, mud is arranged in the position of slurry outlet
Circulator.
By using above-mentioned technical proposal, mud is imported in mud pit by Slarry cycling apptss, prevents mud everywhere
It overflows and is scattered in foundation pit, influence later period anchor cable construction.
The utility model is further arranged to: the Slarry cycling apptss include locating rack, positioning pipe, master collet and shunting
Branch pipe, recycling hose and mud pit；The master collet is set on outer shaft；The shunt pipe is installed on master collet, is shunted
Branch pipe is corresponding with slurry outlet, shunt pipe and the inside and outside perforation of master collet side wall；The positioning pipe is installed on master collet, positioning
Pipe and shunt pipe are located at master collet central axis two sides；The locating rack and supporting table consolidate, and open up confession on locating rack
The location hole that locating rod passes through；Described recycling hose one end and shunt pipe are socketed, and the other end is connected to mud pit.
By using above-mentioned technical proposal, the mud that will be discharged from anchor cable rig slurry outlet, point importeding on master collet
It flows in branch pipe, carries out precipitating for use into mud pit by slurry transportation by recycling hose, when needed, pass through anchor cable rig
Mud in mud pit is sent into hole by water inlet pipe, is recycled, and has both been prevented mud from overflowing into foundation pit and has been dissipated, has reduced the later period
The cost of anchor cable construction；Mud is all collected into mud pit again and is recycled, water resource is saved.
In conclusion the advantageous effects of the utility model are as follows:
1. the initial angle of duck's foot drill bit is recorded, using guide instrument to drilling by connecting duck's foot drill bit on interior drilling rod
Direction is monitored in real time；In hole location run-off the straight, the connection of drilling rod except solution, power head retracts, and increases drilling rod in a section,
Duck's foot drill bit turnning circle and angle, adjustment duck's foot drill bit to proper angle are monitored by power head；Then hydraulic system is utilized
Interior drilling rod is pushed into hole, to realize that hole location is rectified a deviation.One section of slip casting in anchor bolt construction removes one section of outer drilling rod, avoids anchor
Rope hole collapses；
2. the mud that anchor cable rig is discharged all is recycled in mud pit, mud is avoided by utilizing Slarry cycling apptss
Slurry overflows everywhere in foundation pit and dissipates, influence the anchor cable construction in later period by slurry outlet.Simultaneously and by the precipitating of mud pit, to heavy
Mud behind shallow lake, which is re-delivered in hole, to be recycled, and water resource is saved；
3. being prevented when hydraulic system pushes interior drilling rod to move into hole, guiding by the way that fixed plate is arranged on guide surface
Face will receive the squeezing action of soil along adjustment hole location direction two sides, and soil enters water outlet hole plug apopore, creeping into after causing
When, water cannot be entered in anchor cable hole by apopore, influence to drill.
Detailed description of the invention
Front view when Fig. 1 is drilling machine drilling；
Top view when Fig. 2 is drilling machine drilling；
Fig. 3 is the overall structure diagram of the utility model；
Fig. 4 is the structural schematic diagram of the duck's foot drill bit of the utility model.
In figure, 1, drill main body；11, power head；111, output shaft；112, external screw thread；113, internal screw thread；114, pulp
Hole；2, interior drilling rod；3, outer drilling rod；4, duck's foot drill bit；41, connecting tube；42, guide surface；43, apopore；44, fixed plate；5, it leads
Xiang Yi；6, Slarry cycling apptss；61, locating rack；62, positioning pipe；63, master collet；64, shunt pipe；65, hose is recycled；66,
Mud pit；67, location hole；7, pile foundation.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
Referring to Figure 1 and Figure 3, it is a kind of anchor cable drilling equipment for accurately rectifying a deviation disclosed by the utility model, including bores
The outer drilling rod 3 of drilling rod 2, more piece, duck's foot drill bit 4 and guide instrument 5 in owner's body 1, more piece.Drill main body 1 includes power head 11, power
Annular space assembly between first 11 output shaft 111 and outer drilling rod 3 and interior drilling rod 2, in the corresponding outer brill of the output shaft 111 of power head 11
External screw thread 112 and internal screw thread 113 is arranged in the end of bar 3 and interior drilling rod 2, is threadedly coupled respectively with outer drilling rod 3 and interior drilling rod 2.Its
China and foreign countries' drilling rod 3 and the setting of 2 more piece of interior drilling rod；Outer drilling rod 3 is set in outside interior drilling rod 2, and power head 11 can drive interior drilling rod 2 and outer
Drilling rod 3 rotates simultaneously.Referring to Fig. 4, duck's foot drill bit 4 is arranged far from one end of drill main body 1, and duck's foot drill bit 4 is adopted with interior drilling rod 2
It is threadedly coupled, and duck's foot drill bit 4 is hidden in inside outer drilling rod 3 in drilling.Duck's foot drill bit 4 includes connecting tube 41 and guide surface
42, connecting tube 41 is adapted with interior drilling rod 2, and 41 one end of connecting tube is provided with screw thread, and the other end is welded and fixed with guide surface 42, even
The screwed one end of adapter tube 41 can be tightened on interior drilling rod 2；The plane of guide surface 42 be cambered surface, the steel plate of inclination arrangement,
The width of guide surface 42 is greater than the diameter of connecting tube 41, and guide surface 42 is welded in connecting tube 41 can be close by 41 end of connecting tube
It seals, six apopores 43 is opened up on the side of guide surface 42, six apopores 43 are evenly arranged in the sides of guide surface 42 at two rows
On wall.Guide instrument 5 is arranged in perpendicular identical with drilling trace, can be located at the top surface of foundation pit right above drilling rod, use
In monitoring drilling direction.
Before drilling, drilling rod 2 and outer drilling rod 3 in first segment are installed on power head 11, duck's foot drill bit is connected to interior brill
The end of bar 2 records the initial angle of duck's foot drill bit 4；When drilling, power head 11 drives interior drilling rod 2 and outer drilling rod 3 while turning
It is dynamic, while the hydraulic system propulsion power head 11 of drill main body 1 drives drilling rod to move into hole, carries out bore operation.By leading
Boring direction is monitored in real time to instrument 5, when finding that boring direction shifts, stops drilling, it is drilling rod 3 except solution, interior
The connection of drilling rod 2 and power head 11；Power head 11 retracts, and increases drilling rod 2 in a section；It is monitored by power head 11 in drilling process
4 turnning circle of duck's foot drill bit and angle rotate interior drilling rod 2, adjustment duck's foot drill bit 4 to conjunction in conjunction with the initial angle of duck's foot drill bit 4
Suitable deviation adjustment angle；Interior drilling rod 2 is pushed to move into hole by hydraulic system, guide surface 42 is acted on by the soil body, to drilling side
To rectifying a deviation.After the completion of correction, the connection of interior drilling rod 2 and power head 11 is released, power head 11 retracts, and increases brill outside a section
Outer drilling rod 3 is mounted on power head 11 by bar 3, and hydraulic system pushes outer drilling rod 3 to move into hole, and outer drilling rod 3 is along interior drilling rod 2
Sliding is moved to beyond stopping after duck's foot drill bit 4；Drill power head 11 is moved backward, while increasing interior drilling rod 2 and outer drilling rod
3 tube coupling, power head 11 drive interior drilling rod 2 and outer drilling rod 3 to work together, continue to creep into；After drilling is completed, by interior drilling rod 2
Extraction, outer drilling rod 3 stay in hole.In anchor cable construction, using one section of slip casting, the mode of one section of outer drilling rod 3 is dismantled, anchor cable is prevented
Hole collapses.
Referring to Fig. 4, since when hole location is rectified a deviation, hydraulic system pushes interior drilling rod 2 to move into hole, and guide surface 42 is along adjustment
Hole location direction two sides will receive the squeezing action of soil, in order to avoid during interior drilling rod 2 is mobile, native stone enters apopore 43
Apopore 43, the fixed fixed plate in each 43 top of apopore on guide surface 42 are blocked, fixed plate is two, is set in herringbone
It sets.When rectifying a deviation hole location, when pushing with guide surface 42 into hole, the soil in front can be discharged from fixed plate by fixed plate
The two sides of apopore 43 reduce extruding of the soil body to apopore 43, avoid a large amount of native stones from entering apopore 43, cause apopore
43 blockings.
Referring to Figure 1 and Figure 3, since in boring procedure, mud can be directly discharged to base by the slurry outlet 114 on outer shaft
In hole, mud flows in mud pit 66 from foundation pit, and mud can overflow everywhere in foundation pit and dissipate, and influences the construction of later period anchor cable, also sets
Set Slarry cycling apptss 6.Slarry cycling apptss 6 include locating rack 61, positioning pipe 62, master collet 63 and shunt pipe 64, recycling
Hose 65 and mud pit 66.Master collet 63 is stainless steel tube, is set on output shaft 111, and master collet 63 is suitable with 111 phase of output shaft
Match, hermetical structure is arranged in the both ends of master collet 63；Shunt pipe 64 is installed on 63 side wall of master collet, shunt pipe 64 and main set
The inside and outside perforation of 63 side walls of cylinder, shunt pipe 64 is corresponding with the slurry outlet 114 on outer shaft, mud be discharged from slurry outlet 114 into
Enter into shunt pipe 64；62 one end of positioning pipe is installed on master collet 63, and positioning pipe 62 and shunt pipe 64 are located at master
63 central axis two sides of sleeve；61 one end of locating rack is fixedly connected on power head 11, and location hole 67 is opened up on locating rack 61, fixed
The position in position hole 67 is corresponding with positioning pipe 62, and positioning pipe 62, which can be inserted in location hole 67, consolidates 63 position of master collet
It is fixed；Recycling 65 one end of hose is socketed on shunt pipe 64, and the other end is connected to mud pit 66, and the water supplying pipe of anchor cable rig is (not
Draw) connection mud pit 66.For anchor cable rig during drilling, mud flows into master collet 63 from the slurry outlet 114 on outer shaft
On shunt pipe 64 in, mud by recycling hose 65 will mud to import precipitating in mud pit 66 stand-by.Anchor cable rig needs
When water supply, in the water inlet pipe access aperture that the mud in mud pit 66 by precipitating passes through anchor cable rig, the circulation benefit of mud is realized
With.
The implementation principle of the present embodiment are as follows: by connecting duck's foot drill bit 4 on interior drilling rod 2, utilize 5 pairs of drilling sides of guide instrument
To being monitored in real time, in hole location run-off the straight, the angle of duck's foot drill bit 4 is adjusted, it then individually will be interior using hydraulic system
Drilling rod 2 is pushed into hole, to realize that hole location is rectified a deviation, then independent 3 follow-up of outer drilling rod, until continuing simultaneously more than after duck's foot drill bit 4
It is crept into using double drilling rods, one section of slip casting in anchor bolt construction, removes one section of outer drilling rod 3, anchor cable hole is avoided to collapse.
The embodiment of present embodiment is the preferred embodiment of the utility model, and not limitation is originally practical new according to this
The protection scope of type, therefore: the equivalence changes that all structures, shape, principle according to the utility model are done should all be covered by practical
Within novel protection scope.
Claims (7)
1. a kind of anchor cable drilling equipment for accurately rectifying a deviation, it is characterised in that: including drill main body (1), interior drilling rod (2), outer
Drilling rod (3), duck's foot drill bit (4) and guide instrument (5)；Drill main body (1) includes power head (11), outer drilling rod (3) and interior drilling rod (2)
Between annular space and the output shaft (111) of power head (11) assemble, the corresponding outer drilling rod of the output shaft (111) in power head (11)
(3) and external screw thread (112) and internal screw thread (113) is respectively set in the end of interior drilling rod (2), respectively with outer drilling rod (3) and interior drilling rod
(2) it is threadedly coupled；Duck's foot drill bit (4) is connect with interior drilling rod (2), opens up apopore on the guide surface (42) of duck's foot drill bit (4)
(43)；Guide instrument (5) is arranged in perpendicular identical with drilling trace, is used to indicate drilling direction.
2. a kind of anchor cable drilling equipment for accurately rectifying a deviation according to claim 1, it is characterised in that: the guide surface
It (42) is cambered surface.
3. a kind of anchor cable drilling equipment for accurately rectifying a deviation according to claim 1, it is characterised in that: the guide surface
(42) width is greater than the diameter of connecting tube (41).
4. a kind of anchor cable drilling equipment for accurately rectifying a deviation according to claim 1, it is characterised in that: the apopore
(43) setting is multiple, and interval is evenly arranged.
5. a kind of anchor cable drilling equipment for accurately rectifying a deviation according to claim 1, it is characterised in that: the guide surface
(42) fixed plate (44) are set on each apopore (43) top, fixed plate (44) is two, and fixed plate (44) is in herringbone cloth
It sets.
6. a kind of anchor cable drilling equipment for accurately rectifying a deviation according to claim 1, it is characterised in that: the output shaft
(111) it is provided with slurry outlet (114) on, Slarry cycling apptss (6) are set in the position of slurry outlet (114).
7. a kind of anchor cable drilling equipment for accurately rectifying a deviation according to claim 6, it is characterised in that: the mud follows
Loop device (6) includes locating rack (61), positioning pipe (62), master collet (63) and shunt pipe (64), recycling hose (65) and mud
Stock tank (66)；The master collet (63) is set on output shaft (111)；The shunt pipe (64) is installed in master collet (63)
On, shunt pipe (64) is corresponding with slurry outlet (114), shunt pipe (64) and the inside and outside perforation of master collet (63) side wall；It is described
Positioning pipe (62) is installed on master collet (63), and positioning pipe (62) and shunt pipe (64) are located at master collet (63) central axis
Line two sides；The locating rack (61) and power head (11) consolidate, and open up the positioning passed through for positioning pipe (62) on locating rack (61)
Hole (67)；The recycling hose (65) one end and shunt pipe (64) are socketed, and the other end is connected to mud pit (66).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821861771.XU CN209040741U (en) | 2018-11-12 | 2018-11-12 | A kind of anchor cable drilling equipment for accurately rectifying a deviation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821861771.XU CN209040741U (en) | 2018-11-12 | 2018-11-12 | A kind of anchor cable drilling equipment for accurately rectifying a deviation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209040741U true CN209040741U (en) | 2019-06-28 |
Family
ID=67041687
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821861771.XU Expired - Fee Related CN209040741U (en) | 2018-11-12 | 2018-11-12 | A kind of anchor cable drilling equipment for accurately rectifying a deviation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209040741U (en) |
-
2018
- 2018-11-12 CN CN201821861771.XU patent/CN209040741U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190628 |