CN1375620A - Shield digger bit - Google Patents
Shield digger bit Download PDFInfo
- Publication number
- CN1375620A CN1375620A CN02107428A CN02107428A CN1375620A CN 1375620 A CN1375620 A CN 1375620A CN 02107428 A CN02107428 A CN 02107428A CN 02107428 A CN02107428 A CN 02107428A CN 1375620 A CN1375620 A CN 1375620A
- Authority
- CN
- China
- Prior art keywords
- cutting disc
- cutter head
- disc
- cover
- excavation
- Prior art date
- 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.)
- Granted
Links
- 238000007789 sealing Methods 0.000 claims abstract description 10
- 238000009412 basement excavation Methods 0.000 claims description 65
- 239000004576 sand Substances 0.000 claims description 17
- 230000008859 change Effects 0.000 claims description 11
- 230000002093 peripheral effect Effects 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 14
- 230000006872 improvement Effects 0.000 abstract description 9
- 239000002689 soil Substances 0.000 abstract 1
- 238000006243 chemical reaction Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 230000007246 mechanism Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000007599 discharging Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 239000004575 stone Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000001684 chronic effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
Images
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
- E21D9/0692—Cutter drive shields
-
- 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
- E21D9/087—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 with a rotary drilling-head cutting simultaneously the whole cross-section, i.e. full-face machines
-
- 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
- E21D9/11—Making by using boring or cutting machines with a rotary drilling-head cutting simultaneously the whole cross-section, i.e. full-face machines
-
- 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
- E21D9/02—Driving inclined tunnels or galleries
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)
- Excavating Of Shafts Or Tunnels (AREA)
Abstract
To provide a cuter head for a shield machine capable of switching a disc cutter between a cutting position and a water cut-off position by means of a compact structure and safely and easily replacing the disc cutter from a cutter head spoke inside without performing any soil improvement. This cutter head is provided with a disc cutter mounting box and a disc cutter cover pivoted to the disc cutter mounting box for supporting the disc cutter rotationally. The bottom part of the disc cutter mounting box is constructed so that it can be freely opened/closed by detaching/attaching a bolt and can be switched between the cutting position for performing cutting and the water cut-off position for sealing water by means of the disc cutter cover when a pivot shaft is turned. In selection of the water cut-off position, the disc cutter can be replaced from the inside of the cutter head spoke.
Description
Technical field
The present invention relates to a kind of cutter head of shield excavation machine, relating in more detail can be easily and change the cutter head of cutting disc safely in the cutter head disc.
Background technology
Usually, as utilizing the shield driving method to construct the excavating gear in various shield structures tunnel (upper and lower water course with tunnel, subway with tunnel, communication cable with tunnel, public groove with the tunnel etc.), be extensive use of shield excavation machine.
In recent years, as the shield excavation machine that adapts to laccolite or hard ground and sand etc., employing is equipped with revolving cutter head in the front of development machine main body, the shield excavation machine of the form of a plurality of cutting dives of configuration and a plurality of blades on the cutter head disc of this cutter head or cutter head panel.On this development machine, utilize each cutting disc to carry out the excavation of laccolite part, crushed stone part especially, utilize each blade to carry out the excavation of sand part especially.And each cutting disc is arranged on than each blade position of (excavation surface one side) more on the front.Like this, can partly excavate laccolite part, crushed stone by these cutting dives infalliblely.
But, excavating under the situations such as laccolite layer, crushed stone layer and excavation distance, the cutting disc that is arranged on sometimes on the cutter head can wear and tear and loss, just has necessity of changing this cutting disc.
In the past, when changing cutting disc, adopt and to inject the foundation improvement agent in the ground forwards, and to the ground in the place ahead impose freeze to handle wait carry out foundation improvement, form water, sand etc. and do not flow into indoor state after, the such method of replacing cutting disc in operator's inlet chamber.But,,, so cost is very high, and till finishing, to spend considerable time, so chronic such problem of the operation changed is arranged to foundation improvement owing to carry out changing cutting disc behind the foundation improvement according to this method.And because the ground in the place ahead is modified, and the operator must change the cutting disc that is near the position of close more ground in the inlet chamber, so the problem of worrying that safety is such is arranged.
As the leading technology that solves such problem, known to have and for example be disclosed in the spy and open 2000-96987 communique and the special technology of opening on the 2000-96986 communique.In two communiques, the foundation improvement that does not need to carry out ground is all disclosed, can stop water, sand etc. in the cutter head disc, to flow into from excavation surface, change the cutter head of cutting disc in the cutter head disc safely.
Wherein, open in the 2000-96987 communique on the disclosed cutter head above-mentioned spy, by rotating supporting mechanism the rotatably cutting disc supporting member of support disk cutter is set on the cutter head disc, when with this cutting disc supporting member rotating operation during to assigned position, then excavation surface and cutter head disc inside are just covered by this cutting disc supporting member, and the operator just can change cutting disc from cutter head disc internal security ground.
On the other hand, open in the 2000-96986 communique on the disclosed cutter head above-mentioned spy, the cutting disc supporting member of support disk cutter rotatably, be embedded in slidably in the cylindrical member that is fixed on the cutter head disc front panel, and this cylindrical member is provided with the sliding door that is used for this cylindrical member of switch, after making above-mentioned cutting disc supporting member be reduced to assigned position, if close cylindrical member with above-mentioned sliding door, then excavation surface and cutter head disc inside are just covered by this sliding door, and the operator just can change cutting disc from cutter head disc internal security ground.
But, open in the 2000-96987 communique in the disclosed cutter head above-mentioned spy, because described rotational support mechanism will form the two side portions of the cutting disc supporting member of spherical calotte shape (convex) or part barrel surface shape, forming member by the rotating seat with the rotating seat that combines with this two side portions supports rotationally, this rotating seat forms member and is fixed on the pair of side plates of cutter head disc, so, this rotational support mechanism compares with the diameter of cutting disc, becomes quite large-scale device.Therefore, there is the configuration of cutting disc to be restricted, particularly in the bight of the cutter head layout circle dise knife such problem of comparison difficulty that becomes.And, because the cutting disc supporting member also maximizes, so pretty troublesome problem such as load and unload when the cutting disc of replacing is arranged.
On the other hand, open in the 2000-96986 communique in the disclosed cutter head above-mentioned spy, owing to need the sliding space that is used for the switch sliding door in cutter head disc inside, so its textural shared space is very big, the problem that is restricted with the same configuration with cutting disc of above-mentioned prior art is arranged.
The present invention is such problem that solves, its purpose is to provide a kind of shield excavation machine, the structure of the enough compactnesses of energy realizes that cutting disc is excavating position and the locational replacing of sealing, even do not carry out foundation improvement, also can and be easy to carry out the replacing of cutting disc, can reduce cost and the reduction of erection time from cutter head disc internal security.
Summary of the invention
To achieve these goals, the cutter head of shield excavation machine of the present invention, be to have the cutter head disc, on the cutter head of the shield excavation machine of the cutting disc of the front that is configured in this cutter head disc, it is characterized in that, have be fixed on the described cutter head disc, anti-sealing, sand etc. flow into the cutting disc install bin of these cutter head disc inside and are supported on the cutting disc cover that supports described cutting disc on this cutting disc install bin, rotationally by back shaft; Switch constitutes the bottom of described cutting disc install bin freely, and can pass through rotating operation to the back shaft of described cutting disc cover, described cutting disc is covered in the excavation position of excavating towards excavation surface with described cutting disc cover between the dash position of excavation surface and described cutter head disc inside and change, when being transformed into described dash position, can be from the described cutting disc of the inner replacing of described cutter head disc.
According to the present invention,, also can utilize described cutting disc install bin to prevent that sealing, sand etc. are to the inner inflow of cutter head disc even cutting disc is transformed into described dash position from described excavation position by rotating operation to described back shaft.And, because excavation surface and cutter head disc inside are covered by described cutting disc cover when cutting disc is in described dash position, even so, also can flow into to the cutter head disc is inner by the anti-sealing of this cutting disc cover, sand etc. with the bottom opening of described cutting disc install bin.So, after making cutting disc be in the dash position,, not troubled by water, sand etc. and change cutting disc by bottom opening with described cutting disc install bin by rotating operation to described back shaft.Even therefore do not carry out foundation improvement, also can and easily carry out the replacing of cutting disc from cutter head disc internal security, can reduce cost and the reduction of erection time.
And, according to the present invention, owing to be that described cutting disc cover is that axle props up the structure on described cutting disc install bin, so can carry out the conversion of described excavation position and described dash position with the less radius of gyration.Therefore can realize the more miniaturization of converting mechanism of cutting disc, the effect of the processing ease when obtaining the configuration that makes cutting disc and cutting disc and changing.
In the present invention, the center of rotation that preferably makes described cutting disc with respect to the center of rotation of its cutting disc cover to excavation surface one lateral deviation heart setting, so that when described excavation position, make described cutting disc side-prominent to the most peripheral consistent location of the rotary motion trace of described cutting disc cover or surpass the position of its most peripheral to excavation surface one.Like this, described cutting disc cover just can successfully carry out from the conversion of described excavation position to described dash position with regard to can not interfering with excavation surface and rotate.Therefore can not made shield excavation machine retreat the effect that just can change described cutting disc.
In addition, be preferably between the external surface of the inner surface of described cutting disc install bin and described cutting disc cover and be provided with the 1st seal member, at the back shaft of described cutting disc cover with support between the axis hole of described cutting disc install bin of this back shaft and be provided with the 2nd seal member.Like this, invade from excavation surface one side even in cutting disc cover rotation process, also can prevent sealing, sand etc. infalliblely.
And the end that is preferably in the back shaft of described cutting disc cover is provided with the operating portion of this cutting disc cover of rotating operation.Like this, when changing cutting disc, instruments such as spanner can be blocked operating portion, spinning blade easily.
Description of drawings
Fig. 1 is the summary pie graph of the shield excavation machine of one embodiment of the invention, (a) is front view, (b) is the major part longitudinal plan, (c) be in (b) A-A to the expanded view of major part section.
Fig. 2 is the major part sectional drawing that is used to illustrate the rotational support structure of cutting disc.
Fig. 3 (a) be among Fig. 2 X-X to the major part sectional drawing, Fig. 3 (b) be among Fig. 2 Y-Y to the major part sectional drawing.
Fig. 4 is the figure of the replacing order of explanation cutting disc.
The specific embodiment
The specific embodiment of the cutter head of shield excavation machine of the present invention is described with reference to the accompanying drawings.
The summary pie graph of having represented the shield excavation machine of one embodiment of the invention among Fig. 1 has been represented front view (a) respectively, major part longitudinal plan (b) and (b) in A-A to major part section expanded view (c).And represented to be used to illustrate the major part sectional drawing of the rotational support structure of cutting disc among Fig. 2.And represented respectively among Fig. 3 the X-X among Fig. 2 to major part sectional drawing (a) and Y-Y among Fig. 2 to major part profile (b).And represented the key diagram of the replacing order of cutting disc among Fig. 4.
The shield excavation machine 1 of present embodiment shown in Fig. 1 (b), has the cutter head 3 and being used to that can be rotatably set in the front portion of shield structure main body 2 by bearing 4 and rotates the cutter head drive unit 5 that drives this cutter head 3.Between the dividing plate 6 of above-mentioned cutter head 3 and shield structure main body 2, be formed with compartment 7, in shield structure main body 2, be equipped with respectively and be used to produce the shield structure jack (omitting diagram) that excavates thrust, the soil-discharging device (omitting diagram) of rearward discharging with the sand that is used for that arc arc erector device (omitting diagram) is installed and is used for to excavate on the inner face in the tunnel that excavates etc. etc.
Above-mentioned cutter head 3 is shown in Fig. 1 (a), by being fixed on the cutter head framework 10 that constitutes on the cylindrical member 12 and being configured in a plurality of cutting dives 13 of these cutter head framework 10 fronts and formation such as blade 14 with radial many cutter head disc 11 that extend from central division.In the inside of above-mentioned cutter head disc 11, shown in Fig. 1 (c), be formed with passage 11A at interval by front plate 11a, rear board 11b, right panel 11c and Left-Hand Panel 11d.This passage 11A has the space that operator P can carry out the replacing operational degree of the described cutting disc 13 in back.And above-mentioned each cutting disc 13 has been set radial position separately for can similarly excavating with excavation surface, towards the direction of rotating with the rotation of cutter head 3, is provided with from the front plate 11a of cutter head disc 11 is forwards outstanding with ormal weight.On the other hand, above-mentioned each blade 14 is projected into the position that retreats with ormal weight from each cutting disc 13, and be separately fixed at each cutter head disc 11 both sides, be on right panel 11c and the Left-Hand Panel 11d.Like this, utilize each cutting disc 13 to carry out the excavation of laccolite part especially, utilize each blade 14 to carry out the excavation of sand part especially, can utilize each cutting disc 13 to excavate in the laccolite part simultaneously infalliblely.
The cutter head 3 of present embodiment can and easily be changed cutting disc 13 from cutter head disc 11 internal securities.Describe its structure below in detail.
The cutter head 3 of present embodiment, as shown in Figure 2, dispose the back side one side of 13 corresponding with each cutting disc, as to be fixed on cutter head disc 11 front panel 11a and anti-sealing, sand etc. and flow into the cutting disc install bin 21 of cutter head disc 11 inside and axle on cutting disc install bin 21, support the cutting disc cover 22 of each cutting disc 13 rotationally; By back shaft 22a rotating operation 180 degree, make cutting disc 13 at the excavation position of excavating (with reference to Fig. 4 (a)) with cover with described cutting disc cover 22 between the dash position (with reference to Fig. 4 (c)) of excavation surface and cutter head disc 11 inside and change towards excavation surface with this cutting disc cover 22.
The bottom of above-mentioned cutting disc install bin 21, flat bottom cover 21a is fastenedly connected on side plate 21b, 21b by bolt 31, constitutes the switch structure freely by the loading and unloading of bolt 31.And, on pair of side plates 21b, the 21b of cutting disc install bin 21, be formed with the axis hole 21c, the 21c that combine with each back shaft 22a, 22a of cutting disc cover 22 respectively.
Above-mentioned cutting disc cover 22, be connected with the side plate 22b of a pair of almost fan shape, the peripheral part of 22b by part cylinder plate 22c, be formed in the structure over half that to accommodate cutting disc 13 in the space that forms between side plate 22b, the 22b of a pair of almost fan shape and the part cylinder plate 22c with back shaft 22a.And, when this cutting disc cover 22 is arranged on excavation surface one side at the rotating operation by back shaft 22a, block the excavation surface peristome of cutting disc install bin 21.Therefore, when the rotating operation by back shaft 22a was in the dash position, cutting disc install bin 21 was blocked by cutting disc cover 22, covered excavation surface and cutter head disc 11 inside.
This cutting disc cover 22 shown in Fig. 3 (a), makes cutting disc 13 outstanding from the front panel 11a of cutter head disc 11 with ormal weight, and the axial region 13a of cutting disc 13 is embedded among the recess 22e that forms on the inboard of above-mentioned each side plate 22b, 22b when excavating the position for being in.Here, the axial region of cutting disc 13 (center of rotation) 13a is provided with to the excavation surface one lateral deviation heart with respect to back shaft (center of rotation) 22a of cutting disc cover 22.And, by will being connected on the cutting disc cover 22, and the axial region 13a of cutting disc 13 is fixed on the cutting disc cover 22 as the baffle plate 25 usefulness bolts 32 of the lid member that combines with above-mentioned recess 22e, can carry out the loading and unloading of cutting disc 13 by the loading and unloading of this baffle plate 25.Like this, when the rotating operation that utilizes back shaft 22a was transformed into the dash position from excavating the position, baffle plate 25 just was configured in the inboard of cutter head disc 11, can carry out the loading and unloading of cutting disc 13 from the inside of cutter head disc 11.
End at each back shaft 22a of cutting disc cover 22 shown in Fig. 2 and Fig. 3 (b), is formed with the operating portion 22d that is used for rotating operation cutting disc cover 22.This operating portion 22d is set to give prominence to the lateral surface at cutting disc install bin 21, and its section is a hexagonal configuration.And, from the viewpoint of miniaturization, also can make each back shaft 22a not protrude in the lateral surface of cutting disc install bin 21, be same and make itself and lateral surface, form hex hole as operating portion in the end of each back shaft 22a.Like this, be rotatable cutting disc cover 22 from cutter head disc 11 inside by manual or the driving mechanism rotating operation 22d of portion, thereby can easily excavate the conversion that position and shelves water level are put from cutter head disc 11 inside.
Between the outside of the inboard and above-mentioned cutting disc cover 22 of above-mentioned cutting disc install bin 21, as Fig. 2 and shown in Figure 3, both suitable positions of sealing are being provided with 1 row seal member (the 1st seal member) 26, the gap between airtight cutting disc install bin 21 and the cutting disc cover 22.In addition, between each back shaft 22a of each the axis hole 21c of cutting disc install bin 21 and cutting disc cover 22, seal member (the 2nd seal member) 27 is being set also, the gap between airtight axis hole 21c and the back shaft 22a.
In the present embodiment, when being in the excavation position, in order to keep this excavation position, shown in Fig. 3 (b), cutting disc install bin 21 is connected by bolt 33 with cutting disc cover 22.If from this connection status these bolts 33 are pulled down, then cutting disc cover 22 just becomes free state, by the rotating operation to back shaft 22a, changes between excavation position and dash position.
The following describes the action of shield excavation machine 1 and the replacing order of cutting disc 13 with said structure.
When carrying out digging operation, cutting disc 13 is positioned at the excavation position that is configured in excavation surface one side, is fastenedly connected cutting disc install bin 21 and cutting disc cover 22 by bolt 33, excavates the position to keep it.
When the normal excavation of excavating the tunnel, driving by cutter head drive unit 5 makes cutter head 3 rotations, when excavating excavation surfaces, by that not shown shield structure jack backup (acquisition reaction force) is not shown arc and it is extended advance body with a plurality of cutting dives 13 and blade 14.The sand of excavating etc. is admitted in the compartment 7, by the side discharge rearward of not shown soil-discharging device.After the excavation of 1 stroke part finishing shield structure jack, move into arc of divided 1 circle, utilize arc not shown erector device assembling, begin once again to excavate.By so repeatedly action, construct the tunnel.
On the other hand, because the wearing and tearing of cutting disc 13 or loss etc. are former thereby when changing operation, temporarily stop the rotation of cutter head 3.Then, operator P enters in the passage 11A of cutter head disc 11 by the access to plant (omitting diagram) that enters in development machine main body 2 in the cutter head disc 11.Subsequently, pull down the bolt 33 that is connected and fixed cutting disc install bin 21 and cutting disc cover 22, make cutting disc cover 22 become free state.Then, shown in Fig. 4 (a), spanner 35 grades are stuck in operating portion 22d go up, make cutting disc 13 from excavating rotated position.Shown in Fig. 4 (b), under the state of putting to the shelves water level from the excavation position midway, though water, sand etc. will flow in the cutter head disc 11 from excavation surface, these water, sand etc. are blocked by cutting disc install bin 21, thereby stop water, sand etc. to flow in cutter head disc 11.And make operating portion 22d rotate, make it to become from excavating the dash position (with reference to Fig. 4 (c)) of rotated position 180 degree, cover excavation surface and cutter head disc 11 inside with cutting disc cover 22, anti-sealing, sand etc. flow in cutter head disc 11 from excavation surface.Then, pull down bolt 31, shown in Fig. 4 (c)~(e), pull down the bottom cover 21a of cutting disc install bin 21, pull down baffle plate 25 subsequently, pull down cutting disc 13 then and change.And, after finishing this replacing, according to the order opposite cutting disc 13 is turned to and excavates the position with above-mentioned order.
According to present embodiment owing to can not be subjected to water, sand etc. to carry out the replacing of cutting disc 13 easily and safely from cutter head disc 11 inside with troubling, so do not need to carry out engineering such as foundation improvement, can the reduction of erection time with reduce cost.And, owing to can excavate the conversion of position and dash position, so can obtain operating easily when cutting disc 13 is changed, effect that the configuration of cutting disc 13 is also carried out easily with the structure of compactness.
Claims (4)
1. the cutter head of a shield excavation machine has cutter head disc and the cutting disc that is configured in this cutter head disc front; It is characterized in that:
Have and be fixed on sealing on the described cutter head disc, anti-, sand etc. and flow into the cutting disc install bin of these cutter head disc inside and be supported on this cutting disc install bin and support the cutting disc cover of described cutting disc rotationally by back shaft;
Switch constitutes the bottom of described cutting disc install bin freely, and can be by rotating operation to the back shaft of described cutting disc cover, described cutting disc is covered in the excavation position of excavating towards excavation surface with described cutting disc cover between the dash position of excavation surface and described cutter head disc inside and change;
When being transformed into described dash position, can be from the described cutting disc of the inner replacing of described cutter head disc.
2. the cutter head of shield excavation machine according to claim 1, it is characterized in that: the center of rotation that makes described cutting disc with respect to the center of rotation of its cutting disc cover to excavation surface one lateral deviation heart setting, so that when described excavation position, make described cutting disc side-prominent to the most peripheral consistent location of the rotary motion trace of described cutting disc cover or surpass the position of its most peripheral to excavation surface one.
3. the cutter head of shield excavation machine according to claim 1, it is characterized in that: between the external surface of the inner surface of described cutting disc install bin and described cutting disc cover, be provided with the 1st seal member, at the back shaft of described cutting disc cover and support between the axis hole of described cutting disc install bin of this back shaft and be provided with the 2nd seal member.
4. the cutter head of shield excavation machine according to claim 1 is characterized in that: the operating portion that is provided with this cutting disc cover of rotating operation in the end of the back shaft of described cutting disc cover.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2001-76807 | 2001-03-16 | ||
JP200176807 | 2001-03-16 | ||
JP2001076807A JP4166959B2 (en) | 2001-03-16 | 2001-03-16 | Cutter head of shield machine |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1375620A true CN1375620A (en) | 2002-10-23 |
CN100390375C CN100390375C (en) | 2008-05-28 |
Family
ID=18933679
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB021074283A Expired - Lifetime CN100390375C (en) | 2001-03-16 | 2002-03-15 | Shield digger bit |
Country Status (4)
Country | Link |
---|---|
JP (1) | JP4166959B2 (en) |
KR (1) | KR100817197B1 (en) |
CN (1) | CN100390375C (en) |
TW (1) | TW507044B (en) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100430572C (en) * | 2005-03-21 | 2008-11-05 | 上海隧道工程股份有限公司 | Intergrated expansion inserted composite shield cutter head |
CN102449264A (en) * | 2009-06-26 | 2012-05-09 | 日立造船株式会社 | Bit replacing device for excavating machine |
CN103674752A (en) * | 2013-12-02 | 2014-03-26 | 北京交通大学 | Testing method for judging capability of cutting large-diameter pile foundation of shield cutter head tool |
CN103814190A (en) * | 2011-09-27 | 2014-05-21 | 日立造船株式会社 | Drill bit exchange device for shield tunneling machine |
CN104589266A (en) * | 2014-11-20 | 2015-05-06 | 中国铁建重工集团有限公司 | Replacement device for shield cutters |
CN110064908A (en) * | 2019-05-06 | 2019-07-30 | 诸暨市诺达机械科技有限公司 | A kind of shield machine roller cutter apparatus for automatic change |
CN114043289A (en) * | 2021-11-26 | 2022-02-15 | 盾构及掘进技术国家重点实验室 | Quick cutter replacing device based on double-cam structure |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006322203A (en) * | 2005-05-18 | 2006-11-30 | Komatsu Ltd | Disk cutter-mounting structure |
KR100753891B1 (en) * | 2006-08-21 | 2007-09-04 | 박기운 | Cutter head sticking and releasing cutter spoke for propulsion apparatus |
CN101899974B (en) * | 2010-08-03 | 2012-02-08 | 三一重型装备有限公司 | Development machine and floating sealing device thereof |
CN102337901B (en) * | 2011-08-30 | 2014-02-26 | 刘勇谋 | Online tool-changing head structure for tunneling operation |
CN104047608B (en) * | 2014-05-05 | 2017-01-18 | 韩蕊琪 | Heading device for hard rock rapid heading machine |
CN108825258B (en) * | 2018-09-05 | 2024-05-07 | 中国铁建重工集团股份有限公司 | Heading machine and super-digging cutter thereof |
CN108868803B (en) * | 2018-09-29 | 2023-05-09 | 华东交通大学 | Shield tunneling machine structure convenient for cutter replacement and cutter replacement method |
CN109209426A (en) * | 2018-11-08 | 2019-01-15 | 南京工业职业技术学院 | A kind of compound broken rock cutter of impact rolling cut |
KR20200105166A (en) | 2019-02-28 | 2020-09-07 | 주식회사 엠티비엠 | Roller-bit assembly that can be easily replaced |
CN112360494B (en) * | 2020-11-12 | 2022-12-27 | 安徽唐兴装备科技股份有限公司 | Turning-folding type pipe jacking machine cutter head |
CN113273387A (en) * | 2021-04-09 | 2021-08-20 | 江苏大学 | Regenerated rice harvesting header with disc cutting knife and harvester provided with header |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000096897A (en) * | 1998-09-17 | 2000-04-04 | Central Motor Co Ltd | Remote device for slide door |
JP2986462B1 (en) * | 1998-09-18 | 1999-12-06 | 川崎重工業株式会社 | Cutter equipment for shield machine |
JP3139749B2 (en) * | 1998-09-18 | 2001-03-05 | 川崎重工業株式会社 | Cutter equipment for shield machine |
-
2001
- 2001-03-16 JP JP2001076807A patent/JP4166959B2/en not_active Expired - Fee Related
-
2002
- 2002-02-18 TW TW091102648A patent/TW507044B/en not_active IP Right Cessation
- 2002-03-13 KR KR1020020013420A patent/KR100817197B1/en active IP Right Grant
- 2002-03-15 CN CNB021074283A patent/CN100390375C/en not_active Expired - Lifetime
Cited By (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100430572C (en) * | 2005-03-21 | 2008-11-05 | 上海隧道工程股份有限公司 | Intergrated expansion inserted composite shield cutter head |
CN102449264A (en) * | 2009-06-26 | 2012-05-09 | 日立造船株式会社 | Bit replacing device for excavating machine |
CN102449264B (en) * | 2009-06-26 | 2014-04-02 | 日立造船株式会社 | Bit replacing device for excavating machine |
CN103814190A (en) * | 2011-09-27 | 2014-05-21 | 日立造船株式会社 | Drill bit exchange device for shield tunneling machine |
CN103814190B (en) * | 2011-09-27 | 2015-09-23 | 日立造船株式会社 | The excavating bur more changing device of shield excavation machine |
US9222356B2 (en) | 2011-09-27 | 2015-12-29 | Hitachi Zosen Corporation | Drill bit exchange device for shield tunneling machine |
CN103674752A (en) * | 2013-12-02 | 2014-03-26 | 北京交通大学 | Testing method for judging capability of cutting large-diameter pile foundation of shield cutter head tool |
CN103674752B (en) * | 2013-12-02 | 2016-03-16 | 北京交通大学 | A kind of test method passing judgment on shield cutter Tool in Cutting large diameter pile foundation ability |
CN104589266A (en) * | 2014-11-20 | 2015-05-06 | 中国铁建重工集团有限公司 | Replacement device for shield cutters |
CN110064908A (en) * | 2019-05-06 | 2019-07-30 | 诸暨市诺达机械科技有限公司 | A kind of shield machine roller cutter apparatus for automatic change |
CN110064908B (en) * | 2019-05-06 | 2019-12-13 | 湖北地建集团神龙市政建设工程有限公司 | Automatic hob replacing device of shield machine |
CN114043289A (en) * | 2021-11-26 | 2022-02-15 | 盾构及掘进技术国家重点实验室 | Quick cutter replacing device based on double-cam structure |
Also Published As
Publication number | Publication date |
---|---|
TW507044B (en) | 2002-10-21 |
CN100390375C (en) | 2008-05-28 |
JP2002276291A (en) | 2002-09-25 |
KR20020073391A (en) | 2002-09-26 |
JP4166959B2 (en) | 2008-10-15 |
KR100817197B1 (en) | 2008-03-27 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN100390375C (en) | Shield digger bit | |
JPH11343642A (en) | Battery drive type working machine | |
CN213297979U (en) | Excavation system of heading machine | |
KR20220066879A (en) | Twin head drum cutter and excavator with the same | |
KR102295311B1 (en) | Conical drum cutter and excavator with the same | |
JP3680957B2 (en) | Excavation work vehicle | |
CN112065417A (en) | Center-protruded anti-caking cutter head | |
JP2824039B2 (en) | Underground excavator | |
JP4173995B2 (en) | Cutter moving device and method, cutter exchanging method and tunnel excavator | |
CN220503999U (en) | Hydraulic milling and digging pump | |
CN220559385U (en) | Concrete crushing and separating device | |
KR20230084775A (en) | Dual drive type cutting drum cutter and excavator with the same | |
CN221002750U (en) | Tunnel is bucket for repairing machine with 360 degrees rotation function | |
JP4322582B2 (en) | Parent-child screw conveyor | |
CN215408619U (en) | Milling and digging head swinging mechanism of channeling machine | |
CN214366076U (en) | Hob and cutting device using same | |
CN218934411U (en) | Rocker arm mechanism and coal mining machine | |
JP4322432B2 (en) | Tunnel excavator | |
JPH06129180A (en) | Full face shaft excavator | |
JPH07216927A (en) | Mounting device for attachment | |
JP3073416B2 (en) | Tunnel excavator | |
JP5836064B2 (en) | Tunnel excavator | |
JPS6040709Y2 (en) | Rotating cutter type shield excavator | |
CN117307183A (en) | Cutter head of shield machine and shield machine | |
JP2002348900A (en) | Shaft excavator |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20080528 |