CN110454183A - A kind of shoveling tool and its shoveling method for bored tunnel - Google Patents
A kind of shoveling tool and its shoveling method for bored tunnel Download PDFInfo
- Publication number
- CN110454183A CN110454183A CN201910718364.6A CN201910718364A CN110454183A CN 110454183 A CN110454183 A CN 110454183A CN 201910718364 A CN201910718364 A CN 201910718364A CN 110454183 A CN110454183 A CN 110454183A
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- Prior art keywords
- arc
- chain
- tunnel
- shoveling
- arc bracket
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000000034 method Methods 0.000 title claims abstract description 19
- 230000005540 biological transmission Effects 0.000 claims abstract description 26
- 238000005553 drilling Methods 0.000 claims abstract description 25
- 241001074085 Scophthalmus aquosus Species 0.000 claims description 22
- 239000002689 soil Substances 0.000 claims description 17
- 239000003638 chemical reducing agent Substances 0.000 claims description 11
- 238000009412 basement excavation Methods 0.000 claims description 7
- 230000005641 tunneling Effects 0.000 claims description 4
- 238000003780 insertion Methods 0.000 claims 1
- 230000037431 insertion Effects 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract description 14
- 239000000463 material Substances 0.000 abstract description 5
- 230000008901 benefit Effects 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000010902 straw Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/03—Driving non-circular tunnels
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/10—Making by using boring or cutting machines
- E21D9/1006—Making by using boring or cutting machines with rotary cutting tools
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/10—Making by using boring or cutting machines
- E21D9/1086—Drives or transmissions specially adapted therefor
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/10—Making by using boring or cutting machines
- E21D9/1093—Devices for supporting, advancing or orientating the machine or the tool-carrier
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Earth Drilling (AREA)
Abstract
The invention proposes a kind of shoveling tools and its shoveling method for bored tunnel, belong to technical field of tunnel construction, it specifically includes bottom beam, arc bracket is respectively arranged in the two sides of bottom beam, arc bracket is parallel with the face in tunnel, being provided on two arc brackets arcuately to make the transmission mechanism that arching trajectory is driven by bracket, deep drilling mechanism is connected on transmission mechanism, the face in the drill bit face tunnel of deep drilling mechanism is simultaneously moved along the arching trajectory of arc bracket under the drive of the transmission mechanism, is drilled to the slot hole of arc.The progress of construction can be greatly speeded up using shoveling tool of the invention, shortened construction period, reduced the consuming of manpower and material resources.
Description
Technical field
The invention belongs to technical field of tunnel construction, and in particular to a kind of for the shoveling tool of bored tunnel and its shoveling
Method.
Background technique
In constructing tunnel, in order to not influence urban ground traffic circulation or to some structure meetings for especially needing buried depth
Using subsurface excavation method, subsurface excavation method is not excavate ground under the conditions of specific geology, and build lining is carried out by the way of digging a hole into the earth
Build a kind of method for tunnel construction of structure.
Currently, in railway, highway, subway, boring in the tunnel constructions operations such as mountain, subsurface excavation method is more commonly used one kind
Tunneling method, but subsurface excavation method use be all small-sized machine construction, key cut progress be one day one meter, many situations
Under, small-sized machine can not also construct, and need manually to be excavated, and not only construction efficiency is low in this way, construction period is extended, and
Also need to expend a large amount of manpower and material resources, meanwhile, when manually being excavated, also add the security risk of construction personnel.
General tunnel is all arc, but existing shoveling equipment can only carry out laterally taking, and cannot directly dig out
The tunnel structure of arc is mostly the substantially appearance that tunnel is excavated first with shoveling equipment at present, then again by manually repairing
The arcuate structure in tunnel is covered a roof with straw out, further consume manpower and material resources in this way and extends construction period.
Summary of the invention
In view of the above-mentioned deficiencies in the prior art, the invention proposes a kind of shoveling tool for bored tunnel and
Its shoveling method can well solve in constructing tunnel the problem of manpower and material resources expend big, long construction period, while can also be straight
It connects to bore and digs out the arcuate structure in tunnel, do not need artificial subsequent renovate again.Its technical solution is as follows:
Arc bracket is respectively set in a kind of shoveling tool for bored tunnel, including bottom beam, the two sides of the bottom beam, institute
State that arc bracket is parallel with the face in tunnel, being provided on two arc brackets arcuately to make arching trajectory transmission by bracket
Deep drilling mechanism, deep drilling mechanism make under the driving by the transmission mechanism connecting with arc bracket along arc bracket
Arching trajectory is mobile, drills out arc groove hole.
It further limiting, the transmission mechanism includes speed reducer, connecting shaft, drive sprocket, driven jockey sprocket and chain,
The output end of the speed reducer connect with drive sprocket by connecting shaft and drive sprocket is driven to rotate, the drive sprocket difference
The both ends of connecting shaft are set；The drive sprocket is engaged with the chain being looped around on arc bracket, the turning point of the chain
Place is provided with driven jockey sprocket, and the driven jockey sprocket is connect by chain with drive sprocket.
It further limits, the arc bracket is arch and is equipped with chain on arc bracket, and the chain is embedded in chain
In bar groove.
It further limits, the deep drilling mechanism includes that connection chassis, axial stretching driving unit and brill dig unit, institute
It states connection chassis and is connect with chain and pass through the drive of chain and moved along arc bracket as arching trajectory, the axial stretching drive
The output end of moving cell is connect with digging unit is bored, and axial stretching driving unit is fixed on brill digging unit and connect on chassis.
It further limits, the axial stretching driving unit includes axial power source, telescopic shaft and link block, the axial direction
Power source is connect by telescopic shaft with link block, offers axis hole on the link block.
It further limits, the axial stretching driving unit further includes sliding rail, and the sliding rail passes through link block
On axis hole connect with link block.
It further limits, it includes boring to dig power source and drill bit that the brill, which digs unit, and the brill digs power source and is fixed on connection
On block, the drill bit, which is arranged in, to be bored the power output end for digging power source and carries out digging by the driving that brill digs power source.
A kind of shoveling method for realizing bored tunnel using the above-mentioned shoveling tool for bored tunnel, including following step
It is rapid:
1) nearby keep arc bracket parallel with face on the face that bottom beam is moved to tunnel, the brill of deep drilling mechanism
Head face face；
2) transmission mechanism works, and deep drilling mechanism is moved along the arc track of arc bracket；
3) deep drilling mechanism works, and passes through the drilling depth of the axial adjustment drill bit of advancing of deep drilling mechanism, then benefit
Brill soil, which is rotated, with drill bit takes soil；
4) step 2) and step 3) are repeated, deep drilling mechanism is bored while soil takes soil and driven by transmission mechanism along arc
The arc track of bracket (1) is mobile, and then is drilled to and the consistent arc groove hole of arc bracket arching trajectory；
5) soil body in arc groove hole excavates taking-up by way of artificial or mechanical excavation again, completes the dark of tunnel
It digs.
It further limits, the step 2) is specially that speed reducer passes through transmission shaft drive drive sprocket rotation, drive sprocket
Chain and the rotation of driven jockey sprocket are driven, chain, which passes through connection chassis drive axial stretching driving unit in turn and bores, digs unit
It is moved along the arc track of arc bracket.
It further limits, the step 3) is specially axial stretching driving unit by controlling link block on sliding rail
Sliding, and then bore drill bit on digging unit and crept on face, completing to cut the earth takes soil.
Compared with prior art, the invention has the following advantages:
Shoveling tool of the invention is provided with arc bracket in the two sides of bottom beam, and arc bracket is for arch and in arc bracket
On offer chain, arc bracket is parallel with the face in tunnel, and being provided on arc bracket arcuately to make arc by bracket
The transmission mechanism and deep drilling mechanism, transmission mechanism of shape track transmission are connect with deep drilling mechanism；Transmission mechanism includes subtracting
Fast machine, connecting shaft, drive sprocket, driven jockey sprocket and chain, speed reducer are connect by connecting shaft with drive sprocket, and chain is embedding
It is engaged in chain and with the both ends drive sprocket that connecting shaft is arranged in, driven drag chain is provided at the turning point of chain
Wheel, driven jockey sprocket are transmitted chain wheel drive and then engaging with chain；Deep drilling mechanism includes connection chassis, axial direction
It flexible driving unit and bores and digs unit, connection chassis, which is fixedly connected with chain and passes through the drive of chain, makees arc along arc bracket
Shape track is mobile, and the output end of axial stretching driving unit is connect with digging unit is bored；It is provided on axial stretching driving unit
The output end of axial power source, sliding rail, telescopic shaft and link block, axial power source is connect by telescopic shaft with link block,
Axis hole is provided on link block, sliding rail is connect by axis hole with link block；Boring and digging unit includes boring to dig power source and brill
Head, bores to dig power source and connect with link block and bores the output end of digging power source and is connected with drill bit, drive of the drill bit in brill digging power source
It carries out cutting the earth under dynamic and takes soil.In this way, driving connection chassis to make arching trajectory transmission along arc bracket by drive mechanism, then lead to
Cross axial stretching driving unit driving bore dig unit carry out bore soil take soil, directly dig out arc.Utilize digger of the invention
Tool can not only greatly speed up the progress of construction, shorten construction period, and can directly drill out the tunnel slot hole of arc, reduce
The process of subsequent artefacts' processing, reduces the consuming of manpower and material resources, avoids due to artificial treatment bring security risk.
Detailed description of the invention
Fig. 1 is the main view of shoveling tool of the present invention；
Fig. 2 is the left view of shoveling tool of the present invention；
Fig. 3 is the cross-sectional view at the interface A in Fig. 1；
Fig. 4 is the structural schematic diagram of link block；
Wherein, 1- arc bracket, 2- connecting plate, 3- fixed plate, 4- hydraulic cylinder, 5- sliding rail, 6- link block, 7- electricity
Machine, 8- drill bit, 9- bottom plate, 10- chain, 11- speed reducer, 12- drive sprocket, the driven jockey sprocket of 13-, 14- connecting shaft, 15-
Axis hole, 16- bottom beam.
Specific embodiment
Explanation is further explained to technical solution of the present invention with reference to the accompanying drawings and embodiments, but the present invention is simultaneously
It is not limited to embodiments described below.
Referring to Fig. 1, shoveling tool of the invention is fixedly connected with arc bracket 1 in the upper end of bottom beam 16, referring to Fig. 3, arc
Shape bracket 1 is equipped with chain, and the width range of chain is 0.1~0.3m, is embedded with chain 10 in chain, chain 10
Width range is 0.08~0.28m, the top of bottom beam 16 is provided with speed reducer 11, speed reducer 11 passes through transmission shaft 14 and is located at
The drive sprocket 12 at 14 both ends of transmission shaft connects, drive sprocket 12 and then being engaged with chain 10 be located at 10 turning point of chain
The driven jockey sprocket 13 at place connects and drives driven jockey sprocket 13 and chain 10 to rotate.
Chain 10 is fixed by connecting plate 2 with chassis is connect, and referring to fig. 2, connection chassis is by bottom plate 9, fixed plate 3 and sliding
Track 5 is constituted, and connecting plate 2 is fixedly connected with bottom plate 9, and bottom plate 9 is connect by being located at the fixed plate 3 at both ends with sliding rail 5, sliding
The one end in dynamic rail road 5 is provided with axial stretching driving unit, and axial stretching driving unit is by hydraulic cylinder 4, telescopic rod and link block 6
It constitutes, hydraulic cylinder 4 is connect by telescopic rod with link block 6, and referring to fig. 4, link block 6 is equipped with axis hole 15, and link block 6 passes through
Axis hole 15 is connect with sliding rail 5, and brill is fixedly connected on link block 6 and digs unit, is bored digging unit and by motor 7 and is connected to motor
Drill bit 8 on 7 is constituted, and drilling and digging machine structure can control the depth in drilling slot hole by sliding of the sliding shoe 6 on sliding rail 5
Degree, the depth bounds that drill bit 8 drills out slot hole are 0.8~1m.
Embodiment 1
Arc bracket 1 is arch in the present embodiment, and the width of 1 chain of arc bracket is 0.1m, mutually embedding with chain
The width of chain 10 is 0.08m, and the depth that drill bit 8 drills out slot hole is 0.8m.
The shoveling tool for bored tunnel of the present embodiment carries out the shoveling method of bored tunnel, the steps include:
1) bottom beam 6 is moved to the face 1m apart from tunnel, it is parallel with the face in tunnel makes arc bracket 1, and allow
Bore the face in the 8 face tunnel of drill bit dug on unit；
2) transmission mechanism works, and speed reducer 11 drives drive sprocket 12 to rotate by transmission shaft 14, and drive sprocket 12 drives
Chain 10 and driven jockey sprocket 13 rotate, and chain 10 is in turn by connection chassis to drive axial stretching driving unit and brill
Unit is dug to move along the arc track of arc bracket 1；
3) axial stretching driving unit, which drives to bore, digs cell operation, and axial stretching driving unit is being slided by link block 6
Sliding is axially advanced on track 5 to drive brill to dig unit, meanwhile, brill digs unit driving drill bit 8 and rotates, and cut the earth takes
Native operation；
4) step 2) and step 3) are repeated, drive of the connection chassis in chain 10 while brill digging unit shoveling takes native operation
Under moved along the arc track of arc bracket 1, and then be drilled to and the consistent arc groove hole of 1 arching trajectory of arc bracket；
5) soil body in arc groove hole is excavated by excavator and is taken out, and completes the tunneling in tunnel.
Embodiment 2
Arc bracket 1 is arch in the present embodiment, and the width of 1 chain of arc bracket is 0.3m, mutually embedding with chain
The width of chain is 0.28m, and the depth that drill bit 8 drills out slot hole is 1m.
The shoveling tool for bored tunnel of the present embodiment carries out the shoveling method of bored tunnel, the steps include:
1) bottom beam 6 is moved to the face 1.2m apart from tunnel, keeps arc bracket 1 parallel with the face in tunnel, and
The face in the 8 face tunnel of drill bit for allowing brill to dig on unit；
2) transmission mechanism works, and speed reducer 11 drives drive sprocket 12 to rotate by transmission shaft 14, and drive sprocket 12 drives
Chain 10 and driven jockey sprocket 13 rotate, and chain 10 is in turn by connection chassis to drive axial stretching driving unit and brill
Unit is dug to move along the arc track of arc bracket 1；
3) axial stretching driving unit, which drives to bore, digs cell operation, and the hydraulic cylinder 4 on axial stretching driving unit passes through control
Link block 6 processed is slided on sliding rail 5, is axially advanced so that brill be driven to dig unit, meanwhile, it bores and digs on unit
Motor 7 drives drill bit 8 to rotate, and cut the earth takes native operation；
4) step 2) and step 3) are repeated, drive of the connection chassis in chain 10 while brill digging unit shoveling takes native operation
Under moved along the arc track of arc bracket 1, and then be drilled to and the consistent arc groove hole of 1 arching trajectory of arc bracket；5) arc
The soil body in shape slot hole is taken out by manually excavation, completes the tunneling in tunnel.
Claims (10)
1. a kind of shoveling tool for bored tunnel, including bottom beam (16), which is characterized in that the two sides of the bottom beam (16) point
Not She Zhi arc bracket (1), the arc bracket (1) is parallel with the face in tunnel, and being provided on two arc brackets (1) can
Arcuately bracket (1) makees the deep drilling mechanism of arching trajectory transmission, and deep drilling mechanism with arc bracket (1) by connecting
Transmission mechanism driving under along arc bracket (1) to make arching trajectory mobile, drill out arc groove hole.
2. being used for the shoveling tool of bored tunnel as described in claim 1, which is characterized in that the transmission mechanism includes slowing down
Machine (11), connecting shaft (14), drive sprocket (12), driven jockey sprocket (13) and chain (10), the speed reducer (11) it is defeated
Outlet is connect with drive sprocket (12) by connecting shaft (14) and drive sprocket (12) is driven to rotate, the drive sprocket (12) point
It She Zhi not be at the both ends of connecting shaft (14)；The drive sprocket (12) is engaged with the chain (10) being looped around on arc bracket (1),
It is provided with driven jockey sprocket (13) at the turning point of the chain (10), the driven jockey sprocket (13) passes through chain (10)
It is connect with drive sprocket (12).
3. being used for the shoveling tool of bored tunnel as claimed in claim 2, which is characterized in that the arc bracket (1) is arch
Shape and chain is equipped on arc bracket (1), in the chain (10) insertion chain.
4. being used for the shoveling tool of bored tunnel as claimed in claim 2, which is characterized in that the deep drilling mechanism includes
It connects chassis, axial stretching driving unit and bores and dig unit, the connection chassis connect with chain (10) and by chain (10)
Drive make that arching trajectory is mobile along arc bracket (1), the output end of the axial stretching driving unit and bore and dig unit and connect
It connects, and axial stretching driving unit is fixed on brill digging unit and connect on chassis.
5. being used for the shoveling tool of bored tunnel as claimed in claim 4, which is characterized in that the axial stretching driving unit
Including axial power source, telescopic shaft and link block (6), the axial direction power source is connect by telescopic shaft with link block (6), described
Axis hole (15) are offered on link block (6).
6. being used for the shoveling tool of bored tunnel as claimed in claim 5, which is characterized in that the axial stretching driving unit
It further include sliding rail (5), the sliding rail (5) is connect by the axis hole (15) on link block (6) with link block (6).
7. being used for the shoveling tool of bored tunnel as claimed in claim 5, which is characterized in that it includes boring to dig that the brill, which digs unit,
Power source and drill bit (8), the brill dig power source and are fixed on link block (6), and the drill bit (8), which is arranged in bore, digs power source
Power output end and the driving progress digging that power source is dug by boring.
8. a kind of shoveling method that bored tunnel is realized using the shoveling tool for bored tunnel described in claim 1,
It is characterized in that, comprising the following steps:
1) nearby keep arc bracket (1) parallel with face on the face that bottom beam (16) is moved to tunnel, deep drilling mechanism
Drill bit face face；
2) transmission mechanism works, and deep drilling mechanism is mobile along the arc track of arc bracket (1)；
3) deep drilling mechanism works, and by the drilling depth of axial adjustment drill bit (8) of advancing of deep drilling mechanism, recycles
Drill bit rotation bores soil and takes soil；
4) step 2) and step 3) are repeated, deep drilling mechanism is bored while soil takes soil and driven by transmission mechanism along arc bracket
(1) arc track is mobile, and then is drilled to and the consistent arc groove hole of arc bracket (1) arching trajectory；
5) soil body in arc groove hole excavates taking-up by way of artificial or mechanical excavation again, completes the tunneling in tunnel.
9. the shoveling method of bored tunnel as claimed in claim 8, which is characterized in that the step 2) is specially speed reducer
(11) drive sprocket (12) rotation is driven by transmission shaft (14), drive sprocket (12) drives chain (10) and driven jockey sprocket
(13) it rotates, chain (10) drives axial stretching driving unit and brill to dig unit along arc bracket by connection chassis in turn
(1) arc track is mobile.
10. the shoveling method of bored tunnel as claimed in claim 8, which is characterized in that the step 3) is specially axial stretches
Contracting driving unit by control link block (6) slided on sliding rail (5), and then bore dig unit on drill bit (8) in face
On crept into, complete cut the earth take soil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910718364.6A CN110454183A (en) | 2019-08-05 | 2019-08-05 | A kind of shoveling tool and its shoveling method for bored tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910718364.6A CN110454183A (en) | 2019-08-05 | 2019-08-05 | A kind of shoveling tool and its shoveling method for bored tunnel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110454183A true CN110454183A (en) | 2019-11-15 |
Family
ID=68483051
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910718364.6A Pending CN110454183A (en) | 2019-08-05 | 2019-08-05 | A kind of shoveling tool and its shoveling method for bored tunnel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110454183A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110924972A (en) * | 2019-12-23 | 2020-03-27 | 中国铁建重工集团股份有限公司 | Construction method of hard rock tunnel |
-
2019
- 2019-08-05 CN CN201910718364.6A patent/CN110454183A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110924972A (en) * | 2019-12-23 | 2020-03-27 | 中国铁建重工集团股份有限公司 | Construction method of hard rock tunnel |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20191115 |
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| WD01 | Invention patent application deemed withdrawn after publication |