CN106401595A - Arrangement method of hobs for directly cutting reinforcements in concrete in shield tunneling machine - Google Patents
Arrangement method of hobs for directly cutting reinforcements in concrete in shield tunneling machine Download PDFInfo
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- CN106401595A CN106401595A CN201610929587.3A CN201610929587A CN106401595A CN 106401595 A CN106401595 A CN 106401595A CN 201610929587 A CN201610929587 A CN 201610929587A CN 106401595 A CN106401595 A CN 106401595A
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- concrete
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- 238000000034 method Methods 0.000 title claims abstract description 31
- 239000004567 concrete Substances 0.000 title claims abstract description 28
- 230000002787 reinforcement Effects 0.000 title claims abstract description 16
- 238000005520 cutting process Methods 0.000 title abstract description 12
- 230000005641 tunneling Effects 0.000 title abstract 3
- 238000005096 rolling process Methods 0.000 claims description 8
- 239000004744 fabric Substances 0.000 claims description 6
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 230000003014 reinforcing effect Effects 0.000 description 22
- 238000009434 installation Methods 0.000 description 7
- 230000004888 barrier function Effects 0.000 description 5
- 239000002689 soil Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000011435 rock Substances 0.000 description 3
- 238000009826 distribution Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 239000004927 clay Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000009931 harmful effect Effects 0.000 description 1
- 238000007373 indentation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000011382 roller-compacted concrete Substances 0.000 description 1
- 239000007787 solid 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
- E21D9/06—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining
- E21D9/08—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining with additional boring or cutting means other than the conventional cutting edge of the shield
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- 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)
- Excavating Of Shafts Or Tunnels (AREA)
Abstract
The invention discloses an arrangement method of hobs for directly cutting reinforcements in concrete in a shield tunneling machine. A cutter head of the shield tunneling machine is fixedly provided with multiple double-edge hobs and multiple single-edge hobs capable of freely rotating; edges of one part of the multiple double-edge hobs are positioned in a first plane; edges of the other part of the multiple double-edge hobs are positioned in a second plane and/or a third plane; the distance from the second plane to the surface of the cutter head is larger than the distance from the first plane to the surface of the cutter head; the distance from the third plane to the surface of the cutter head is larger than the distance from the second plane to the surface of the cutter head; edges of one part of the multiple single-edge hobs are positioned in the first plane; edges of the other part of the multiple single-edge hobs are positioned in the second plane and/or the third plane; all the edges of the double-edge hobs and the single-edge hobs are numbered in sequence; and when all the edges are arranged as a straight line, tips of the edges are arranged in a saw tooth form.
Description
Technical field
The invention belongs to shield machine field, specifically, it is related in a kind of shield machine, cut the hobboing cutter of reinforcement in concrete
Method for arranging.
Background technology
Shield machine drives cutterhead rotation by motor, simultaneously using shield machine thrust oil cylinder, shield machine is pushed ahead, with
Pushing ahead of propelling cylinder, cutterhead persistently rotates, be cut the quarrel soil getting off and be full of clay bin, now start helical feed
The dregs cutting is displaced on belt conveyor machine.With the development of domestic and international underground engineering, subway gauze is close all the more
Collection, being continuously increased of tunnel quantity, shield machine using also more and more extensive, and have to wear during the use of shield machine
More various underground obstacles, such as underground utilities, foundation pile, diaphram wall etc..But often there is reinforcing bar in these barriers
Exist, and the reinforcing bar length that existing shield machine produces in working angles is larger, conveying worm can be caused stuck, shield machine
Cannot normally tunnel.Therefore, the length how reducing the reinforcing bar cutting just becomes the key of problem.
Content of the invention
It is an object of the invention to provide cutting the method for arranging of the hobboing cutter of reinforcement in concrete in a kind of shield machine, utilize
The cutter head of shield machine that the method cloth postpones can make cutting reinforcing bar length of getting off relatively short, solves due to the stuck cutterhead of long reinforcing bar
With the problem of conveying worm, shield function is made normally to push ahead.
The method for arranging of the hobboing cutter of reinforcement in concrete is cut in shield machine in the present invention, solid in the cutterhead of described shield machine
Dingan County equipped with can be freely rotatable many double-edged hobbing cutters and many single-blade hobs, the part twolip in described many double-edged hobbing cutters
The blade of hobboing cutter is in the first plane, and the blade of part double-edged hobbing cutter is in the second plane and/or the 3rd plane, and described
Two planes are more than described first plane to the distance on described cutterhead surface to the distance on described cutterhead surface, and described 3rd plane is extremely
The distance on described cutterhead surface is more than described second plane to the distance on described cutterhead surface, the portion in described many single-blade hobs
The blade dividing single-blade hob is in the first plane, and the blade of part single-blade hob is in the second plane and/or the 3rd plane.
All hobboing cutters when the blade of all double-edged hobbing cutters and single-blade hob is numbered in order and arranges in alignment
Point of a knife indentation is arranged.
The blade of all double-edged hobbing cutters and single-blade hob is pressed the section order of the track that hobboing cutter revolves round the sun around cutter head center
It is numbered, and arrange in alignment.
Described double-edged hobbing cutter is distributed in the center of described cutterhead, and part is located at center position, remaining difference position
In four orientation of right-angled intersection.
Part single-blade hob be separately positioned on four orientation of described double-edged hobbing cutter along the line on, and be axisymmetricly distributed,
The blade having a hobboing cutter in the single-blade hob in each orientation is in the second plane and/or the 3rd plane, partly single
Sword hobboing cutter is distributed in the edge of described cutterhead.
The end cap of double-edged hobbing cutter girff after changing increased heights for the described double-edged hobbing cutter makes described double-edged hobbing cutter blade
It is in the second plane and/or the 3rd plane.
C-type block after changing increased heights for the described single-blade hob, wedge block and turnbuckle make described single-blade hob
Blade is in the second plane and/or the 3rd plane.
It is welded with the protection block of wear-resisting steel plate formation in the outside of described c-type block and turnbuckle.
The height that described single-blade hob and double-edged hobbing cutter are increased is less than or equal to 50mm.
The blade of the blade of described part double-edged hobbing cutter and part single-blade hob is in the second plane and/or the 3rd plane
Or in highly different more planes.
The positive effect of the present invention is：
1) in shield machine, cutterhead first will can be realized under the rolling of " sawtooth " shape hobboing cutter with root reinforcing bar in working angles
Local fracture, reduces the length of the reinforcing bar under excision, it is to avoid cutterhead and conveying worm are by card, you can effectively to prescind front barrier
Hinder reinforcing bar in thing concrete it is ensured that the normal driving of shield machine.
2) operation of barrier need not manually be removed after carrying out Rock And Soil reinforcing, it is to avoid generally artificial air pressure export removes barrier
Hinder the risk that thing brings.
3) not only no any harmful effect to the duration of a project, and saved the construction investment that Rock And Soil reinforcing brings, will
It necessarily can bring good economic benefit and social benefit after promoting.
Brief description
Fig. 1 is the structural representation of shield machine shield cutter in the present invention.
Fig. 2 is installation cross-sectional schematic in cutterhead for the single-blade hob in existing shield machine.
Fig. 3 is installation cross-sectional schematic in cutterhead for the double-edged hobbing cutter in existing shield machine.
Fig. 4 is installation cross-sectional schematic in cutterhead for the single-blade hob in the present invention.
Fig. 5 is installation cross-sectional schematic in cutterhead for the double-edged hobbing cutter in the present invention.
Fig. 6 is the schematic diagram one that this bright middle hobboing cutter nose height postpones in " sawtooth " shape cloth.
Fig. 7 is the schematic diagram two that this bright middle hobboing cutter nose height postpones in " sawtooth " shape cloth.
Fig. 8 is the schematic diagram three that this bright middle hobboing cutter nose height postpones in " sawtooth " shape cloth.
Specific embodiment
Below in conjunction with accompanying drawing, explanation is described in further detail to the specific embodiment in the present invention.
As shown in figure 1, the main cutting element for cutting during the hard rock material such as concrete is the rolling in cutter head of shield machine
Knife, as a example the present invention is to be provided with 101,34 single-blade hobs 102 of 6 center double-edged hobbing cutters in cutterhead 100, for cutterhead
In 100, the quantity of hobboing cutter and mounting means are not limited thereto, and can be adjusted according to the need of work of shield machine.In cutterhead
It is also equipped with 103,25 welding 104,2 imitation-shaped knife (not shown)s of tearing cutter of 16 edge doctors, due to edge doctor in 100
103rd, welding tearing cutter 104, imitation-shaped knife etc. are mainly used in cutting Soft Soil Layer, and therefore the present invention is to the edge doctor 103 on cutterhead, weldering
Connect tearing cutter 104, the installation fixation of imitation-shaped knife does not make any change, only to the double-edged hobbing cutter 101 in cutterhead 100 and single-blade hob
102 are adjusted, and concrete adjustment process is as follows：
The cutter ring size of the double-edged hobbing cutter 101 in cutterhead 100 of the present invention and single-blade hob 102 is 18 cun, and a total of 46
Angle of throat sword, is in same plane when installing in existing cutterhead 100, and that is, in the first plane, the present invention then first gives each
Blade is numbered from #1-#46 in order, and the rule of numbering can be by：The blade of all double-edged hobbing cutters and single-blade hob is pressed
The section order of the track that hobboing cutter revolves round the sun around cutter head center is numbered, and can arrange in alignment after numbering.Can also
It is numbered by other means.
The blade numbering of 6 centrally located center double-edged hobbing cutters is respectively in #1-#12, and 6 double-edged hobbing cutters to be had
2 parallel to be fixed on cutterhead 100 center position, and another 4 by crossing distribution in four sides of middle 2 double-edged hobbing cutter peripheries
On position.
Every double-edged hobbing cutter 101 is all first to be arranged in a girff, then girff is fixedly mounted on cutterhead 100, twolip
It is connected by rolling bearing 107 between hobboing cutter 101 and the end cap 106 of girff 108, as shown in Figure 2 and Figure 4, that is, double-edged hobbing cutter 101 leads to
Cross three end caps and rolling bearing is located in girff, the straight forward impelling of thrust that cutterhead provides in propelling cylinder, in cutterhead
While drive system is rotated under driving, cutter revolves round the sun around cutter head center, the cutter when hobboing cutter blade is pressed on cutting face
There is rotation, be to roll on cutting face, that is, with respect to rolling bearing 107 rotation, thus while rotating pair with
The concrete of double-edged hobbing cutter 101 blade contact or reinforcing bar are cut.With regard to mounting technique on cutterhead 100 for the girff 108 it is
Mature technology, is not described in detail.
The blade of 34 single-blade hobs 102 is also numbered respectively, is #13-#46 respectively, and wherein numbering is #13-#30's
18 single-blade hobs 102 then axisymmetric 4 double-edged hobbing cutters being distributed in crossing distribution along along long line, and coaxial line divides
Cloth, remaining 16 single-blade hobs 102 are distributed in the periphery of cutterhead 100, and numbering respectively is #31-#46.Each single-blade hob
102 are all fixed on cutterhead 100 by girff, for this single-blade hob girff 108 install also be mature technology, no longer in detail
Description.Single-blade hob 102 then passes through c-type block 109, wedge block 110 and turnbuckle 111 and is fixed in girff 108, as Fig. 3 institute
Show.
All blades are numbered after process, to part or the double-edged hobbing cutter of fraction and single-blade hob in original installation
Carry out the Height Adjustment apart from cutterhead surface for the blade, specific Adjusted Option has following various embodiments under state.
Embodiment one
As shown in Fig. 2, Fig. 4 and Fig. 6, the girff end cap 106 of the double-edged hobbing cutter that numbering is #5 and #7 is made to increase process, will
The center line being used for installing the centre bore of bearing 107 of double-edged hobbing cutter in end cap 106 improves 20mm, that is, remake centre bore and carry
End cap 106 after high 20mm, then end cap 106 is installed along with numbering together with double-edged hobbing cutter 101 be #5 and #7 girff 108
Interior, the numbering after making to increase process is that the blade of the double-edged hobbing cutter of #5 and #7 is in the second plane.
As shown in Figure 3, Figure 5 and Figure 6, the girff 108 of single-blade hob numbering being #13, #18, #23, #28, #32 keeps
Constant, the c-type block 109, wedge block 110 and the turnbuckle 111 that are used for fixing single-blade hob 102 and girff 108 are made to increase place
Reason, the height increased is that the center line making single-blade hob 102 improves 20mm, increases after process again in c-type block 109, wedge block
A wear-resisting steel plate is welded in 110 outside, formed to c-type block 109, wedge block 110 protection block 105 it is ensured that single-blade hob 102
Fixed installation, as shown in Figure 3 and Figure 5.Increase the blade of the single-blade hob that the numbering after process is #13, #18, #23, #28, #32
It is in the second plane, be in same plane with the blade increasing the double-edged hobbing cutter after process.Make all double-edged hobbing cutters and list
The blade of sword hobboing cutter is in that " sawtooth " shape is arranged in same arranged in a straight line and point of a knife height, as shown in Figure 6.Separately, in the present embodiment
The centerline height that each hobboing cutter improves can also be 30mm or 40mm, as long as can within 50mm.
Embodiment two
Double-edged hobbing cutter and numbering #13, #18, #23, # that the present embodiment is is #5, #7 to numbering in above-described embodiment one
28th, on the basis of the single-blade hob of #32 is made to increase process, the double-edged hobbing cutter being #6, #8 for numbering further is made to increase process, and
And the height increased is that the center line of double-edged hobbing cutter is improved 40mm, the numbering after making to increase process is the double-edged hobbing cutter of #6 and #8
Blade be in the 3rd plane.Further numbering is that the double-edged hobbing cutter of #9, #11 is also made to increase process, the height increased with
Numbering is that the double-edged hobbing cutter of #5, #7 is identical, so that the blade of the double-edged hobbing cutter that numbering is #5, #7, #9, #11 is in the second plane.
Numbering be the single-blade hob of #13, #18, #23 increase mode and height, its knife identical with above-described embodiment one
Sword is in the second plane, and on this basis, then the single-blade hob that numbering is #15, #20, #25, #17, #29, #31, #33 is adjusted
The single-blade hob identical height that height is #13, #18, #23 to numbering.Further by numbering be #14, #19, #24, #28, #32
Single-blade hob is adjusted to the double-edged hobbing cutter identical height that height is #6 and #8 with numbering, makes numbering be #14, #19, #24, #
28th, the height of the blade of the single-blade hob of #32 is in the 3rd plane.By the blade of all double-edged hobbing cutters and single-blade hob same
The height of one rear point of a knife arranged in a straight line is in that " sawtooth " shape is arranged, as shown in Figure 7.
Embodiment three
To hobboing cutter, the present embodiment increases that mode is identical with above-described embodiment, its difference is to make to increase process
The numbering of hobboing cutter is different, and the blade of the double-edged hobbing cutter being specifically #5, #7 by numbering is in the first plane, and numbering is #4, #
The blade of 6 double-edged hobbing cutter is in the 3rd plane.The single-blade hob that numbering is #21, #23, #29, #31 is adjusted to blade
Highly it is in the second plane, the height that the single-blade hob that numbering is #14, #22, #30 is adjusted to blade is in the 3rd plane
Interior.The blade of all double-edged hobbing cutters and single-blade hob is still arranged in " sawtooth " shape in the height of same rear point of a knife arranged in a straight line,
As shown in Figure 8.
From the embodiments above as can be seen that Height Adjustment for hobboing cutter, need to make all hobboing cutters that order arranges by number
The height of point of a knife is in that " sawtooth " shape is arranged afterwards, that is, the point of a knife of hobboing cutter can process the first plane, the second plane, outside the 3rd plane,
Be also in more planes so that cutterhead part hobboing cutter first contacts concrete in the course of the work, rolled by this part
The concrete of knife elder generation cut-away portions, now still has substantial amounts of concrete still to have fixing force to reinforcing bar, is unlikely to make reinforcing bar direct
When coming off, then cutting concrete by follow-up hobboing cutter, leading hobboing cutter can cut off to reinforcing bar, specifically shield machine driving
During, when running into the reinforcing bar in barrier concrete, the reinforcing bar in hobboing cutter rolled concrete first in the 3rd plane, second
Hobboing cutter in plane rolls same root reinforcing bar again, and rolling, with root reinforcing bar, makes same steel to the hobboing cutter (if having) of other steps again
Muscle realizes local fracture under the multiple rolling of hobboing cutter, and the reinforcing bar length under preventing from excising is long, reduces cutterhead and helical feed
Machine is by the risk of card.Original all hobboing cutters all hobboing cutters in same plane can effectively be changed and all directly cut concrete, such as
This easily makes concrete be scattered completely, loses fixing force to the reinforcing bar in concrete, and whole of reinforcing bar drops, and leads to reinforcing bar length to be spent
Long problem.
Claims (10)
1. cut the method for arranging of the hobboing cutter of reinforcement in concrete in a kind of shield machine, fixedly mount in the cutterhead of described shield machine
There are many double-edged hobbing cutters that can be freely rotatable and many single-blade hobs it is characterised in that portion in described many double-edged hobbing cutters
The blade dividing double-edged hobbing cutter is in the first plane, and the blade of part double-edged hobbing cutter is in the second plane and/or the 3rd plane,
Described second plane to described cutterhead surface distance be more than described first plane to described cutterhead surface distance, the described 3rd
Plane is more than described second plane to the distance on described cutterhead surface, described many single-blade hobs to the distance on described cutterhead surface
In the blade of part single-blade hob be in the first plane, the blade of part single-blade hob is in the second plane and/or the 3rd
In plane.
2. in shield machine according to claim 1 cut reinforcement in concrete hobboing cutter method for arranging it is characterised in that
When the blade of all double-edged hobbing cutters and single-blade hob is numbered in order and arranges in alignment, the point of a knife of all hobboing cutters is in saw
Dentation is arranged.
3. in shield machine according to claim 2 cut reinforcement in concrete hobboing cutter method for arranging it is characterised in that
The section order of the track that the blade of all double-edged hobbing cutters and single-blade hob is revolved round the sun around cutter head center by hobboing cutter is numbered,
And arrange in alignment.
4. in shield machine according to claim 1 cut reinforcement in concrete hobboing cutter method for arranging it is characterised in that
Described double-edged hobbing cutter is distributed in the center of described cutterhead, and part is located at center position, and remaining is located at cross respectively and hands over
In four orientation of fork.
5. in shield machine according to claim 4 cut reinforcement in concrete hobboing cutter method for arranging it is characterised in that
Part single-blade hob be separately positioned on four orientation of described double-edged hobbing cutter along the line on, and be axisymmetricly distributed, positioned at each
The blade having a hobboing cutter in single-blade hob in orientation is in the second plane and/or the 3rd plane, and part single-blade hob divides
Cloth is at the edge of described cutterhead.
6. in shield machine as claimed in any of claims 1 to 5, cut the arrangement side of the hobboing cutter of reinforcement in concrete
Method is it is characterised in that the end cap of double-edged hobbing cutter girff after changing increased heights for the described double-edged hobbing cutter makes described twolip rolling
Knife blade is in the second plane and/or the 3rd plane.
7. in shield machine as claimed in any of claims 1 to 5, cut the arrangement side of the hobboing cutter of reinforcement in concrete
Method is it is characterised in that c-type block after changing increased heights for the described single-blade hob, wedge block and turnbuckle make described list
Sword hobboing cutter blade is in the second plane and/or the 3rd plane.
8. in shield machine according to claim 7 cut reinforcement in concrete hobboing cutter method for arranging it is characterised in that
It is welded with the protection block of wear-resisting steel plate formation in the outside of described c-type block and turnbuckle.
9. in shield machine as claimed in any of claims 1 to 5, cut the arrangement side of the hobboing cutter of reinforcement in concrete
Method is it is characterised in that the height that described single-blade hob and double-edged hobbing cutter are increased is less than or equal to 50mm.
10. cut the method for arranging of the hobboing cutter of reinforcement in concrete in shield machine according to claim 1, its feature exists
It is in the second plane and/or the 3rd plane or high in, the blade of described part double-edged hobbing cutter and the blade of part single-blade hob
Spend in different more planes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610929587.3A CN106401595B (en) | 2016-10-31 | 2016-10-31 | The method for arranging of the hobboing cutter of reinforcement in concrete is directly cut in shield machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610929587.3A CN106401595B (en) | 2016-10-31 | 2016-10-31 | The method for arranging of the hobboing cutter of reinforcement in concrete is directly cut in shield machine |
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| Publication Number | Publication Date |
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| CN106401595A true CN106401595A (en) | 2017-02-15 |
| CN106401595B CN106401595B (en) | 2018-11-13 |
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| CN201610929587.3A Active CN106401595B (en) | 2016-10-31 | 2016-10-31 | The method for arranging of the hobboing cutter of reinforcement in concrete is directly cut in shield machine |
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Cited By (6)
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| CN107288651A (en) * | 2017-07-21 | 2017-10-24 | 中交公局海威工程建设有限公司 | Push-bench drill bit and push-bench |
| CN109915158A (en) * | 2019-04-15 | 2019-06-21 | 盾构及掘进技术国家重点实验室 | A kind of method of the cutter and cutterhead of shield machine, shield machine cutting consolidation draining plate |
| CN111648781A (en) * | 2020-05-22 | 2020-09-11 | 中铁工程装备集团技术服务有限公司 | Multifunctional TBM cutter head |
| CN111663949A (en) * | 2020-06-28 | 2020-09-15 | 中铁工程装备集团盾构制造有限公司 | Six girder blade disc center hobbing cutter mounting structure and six girder blade discs |
| CN115949421A (en) * | 2023-01-31 | 2023-04-11 | 盾科工程装备有限公司 | Cutter head structure for micro shield machine |
| CN118442070A (en) * | 2024-06-17 | 2024-08-06 | 苏州大学 | Water-rich weak stratum cutting reinforced concrete ground continuous wall shield cutter head and method |
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| DE102006062400A1 (en) * | 2006-12-21 | 2008-06-26 | Hoerbiger Synchrontechnik Gmbh & Co. Kg | Zahnkantenfräsverfahren |
| CN101725354A (en) * | 2008-10-15 | 2010-06-09 | 深圳市海川实业股份有限公司 | Cable tunnel shaft enclosure structure and shield machine cutting construction method thereof |
| CN201560768U (en) * | 2009-04-24 | 2010-08-25 | 中铁二局股份有限公司 | Cutter of earth pressure balance shield machine |
| CN102418531B (en) * | 2011-12-14 | 2013-12-11 | 中铁十二局集团有限公司 | Tunneling construction method for directly removing overpass group piles by using shield machine |
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| CN103452567B (en) * | 2013-09-18 | 2016-03-02 | 天津大学 | The hobboing cutter installation site adjust structure of tunneling boring hard rock tunnel development machine |
| CN203891892U (en) * | 2014-06-23 | 2014-10-22 | 扬州斯普森机械制造有限公司 | Composite hob type soil pressure cutterhead |
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| CN105275478A (en) * | 2015-11-05 | 2016-01-27 | 同济大学 | Recessed type shield machine cutter head |
| CN105350976B (en) * | 2015-12-14 | 2018-05-04 | 中船重工（青岛）轨道交通装备有限公司 | It is adapted to the rock tunnel(ling) machine cutterhead of complexity hard rock geology |
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| CN107288651A (en) * | 2017-07-21 | 2017-10-24 | 中交公局海威工程建设有限公司 | Push-bench drill bit and push-bench |
| CN107288651B (en) * | 2017-07-21 | 2023-06-20 | 中交一公局海威工程建设有限公司 | Push bench drill bit and push bench |
| CN109915158A (en) * | 2019-04-15 | 2019-06-21 | 盾构及掘进技术国家重点实验室 | A kind of method of the cutter and cutterhead of shield machine, shield machine cutting consolidation draining plate |
| CN111648781A (en) * | 2020-05-22 | 2020-09-11 | 中铁工程装备集团技术服务有限公司 | Multifunctional TBM cutter head |
| CN111663949A (en) * | 2020-06-28 | 2020-09-15 | 中铁工程装备集团盾构制造有限公司 | Six girder blade disc center hobbing cutter mounting structure and six girder blade discs |
| CN115949421A (en) * | 2023-01-31 | 2023-04-11 | 盾科工程装备有限公司 | Cutter head structure for micro shield machine |
| CN118442070A (en) * | 2024-06-17 | 2024-08-06 | 苏州大学 | Water-rich weak stratum cutting reinforced concrete ground continuous wall shield cutter head and method |
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| CN106401595B (en) | 2018-11-13 |
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Effective date of registration: 20180718 Address after: 471009 the Red Road in the old city of Luoyang City, Henan Applicant after: China Railway Tunnel Bureau Group Co Ltd Address before: No. 3 Red Road, No. 3 of the old city, Henan, Henan Applicant before: China Railway Tunnel Group Overseas Engineering Co Ltd |
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