CN108661653A - The method realized and quickly rectified a deviation is promoted by the way that manual operation shield machine is actively hinged - Google Patents
The method realized and quickly rectified a deviation is promoted by the way that manual operation shield machine is actively hinged Download PDFInfo
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- CN108661653A CN108661653A CN201810492884.5A CN201810492884A CN108661653A CN 108661653 A CN108661653 A CN 108661653A CN 201810492884 A CN201810492884 A CN 201810492884A CN 108661653 A CN108661653 A CN 108661653A
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- shield
- oil cylinder
- hinged
- shield machine
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- 238000000034 method Methods 0.000 title claims abstract description 27
- 238000012937 correction Methods 0.000 claims abstract description 16
- 239000002893 slag Substances 0.000 claims abstract description 5
- 230000000740 bleeding effect Effects 0.000 claims description 19
- 230000001737 promoting effect Effects 0.000 claims 1
- 239000007787 solid Substances 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract description 5
- 238000013461 design Methods 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- NMFHJNAPXOMSRX-PUPDPRJKSA-N [(1r)-3-(3,4-dimethoxyphenyl)-1-[3-(2-morpholin-4-ylethoxy)phenyl]propyl] (2s)-1-[(2s)-2-(3,4,5-trimethoxyphenyl)butanoyl]piperidine-2-carboxylate Chemical compound C([C@@H](OC(=O)[C@@H]1CCCCN1C(=O)[C@@H](CC)C=1C=C(OC)C(OC)=C(OC)C=1)C=1C=C(OCCN2CCOCC2)C=CC=1)CC1=CC=C(OC)C(OC)=C1 NMFHJNAPXOMSRX-PUPDPRJKSA-N 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000005641 tunneling Effects 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
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/04—Lining with building materials
- E21D11/08—Lining with building materials with preformed concrete slabs
-
- 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
- E21D9/0607—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining the shield being provided with devices for lining the tunnel, e.g. shuttering
-
- 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
- E21D9/0621—Shield advancing devices
-
- 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
- E21D9/093—Control of the driving shield, e.g. of the hydraulic advancing cylinders
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Environmental & Geological Engineering (AREA)
- Architecture (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
Abstract
The invention discloses a kind of the method realized and quickly rectified a deviation is promoted by the way that manual operation shield machine is actively hinged, shield machine includes anterior shield, middle shield, shield tail and cutterhead, pass through articulated connection between middle shield and shield tail, include hingedly active hinged oil cylinder, the active hinged oil cylinder of entire shield machine is symmetrical set；The main propelling cylinder of entire shield machine is uniformly distributed along the cross-sectional circumferential of shield machine.The present invention uses in vertical direction correction and is actively hinged propulsion working method, by locking upper articulation oil cylinder, under conditions of cutterhead rotates, slags tap and keep support pressure, extend middle and lower part active hinged oil cylinder, by in shield machine, anterior shield part move forward, then shield tail clypeus point is moved forward using main propelling cylinder and auxiliary cylinder, shrink active hinged oil cylinder, the quick adjustment of attitude of shield machine can be realized using the cycle, the shield machine that successfully will deviate from design axis is lifted to design axis, and reduces cost and construction period.
Description
Technical field
The present invention relates to engineering construction technical fields, and in particular to one kind is when position offset occurs for shield machine to shield machine
The method rectified a deviation.
Background technology
When digging tunnel, the addition of shield machine can greatly improve project progress, saves manpower and alleviate worker
Labor intensity etc..However, using shield machine, there is also its corresponding problems, for example, due to geology original during shield-tunneling construction
Cause and shield machine dead weight etc. reason, cause shield machine to occur tunneling the feelings of circuit off-design axis in progradation
Condition, such as " cultivation head " phenomenon., may be excessive due to tunnel off-axis after shield machine, which plants head trend, to be unable to control, occur " adjusting
Line supertronic ", " adding draining pump house ", " train speed limit ", " reducing railway roadbed standard ", or even tunnel can be caused locally to scrap, increase
Project cost, and bring many problems to operation.When shield machine is in small curve radius cornering difficulties or " planting occurs in shield machine
When head ", attitude of shield machine correction processing is carried out using auxiliary propulsion oil cylinder；However, when shield machine " planting head " trend is larger,
Shield machine can not be carried out lifting processing by auxiliary propulsion oil cylinder.
Invention content
The present invention is directed to disadvantage of the existing technology, provides that a kind of constructing operation is more simple, cost is lower, operation is all
Phase is short, quick by manual operation shield machine, actively the method quickly rectified a deviation is realized in hinged propulsion.
In order to solve the above technical problems, the present invention adopts the following technical scheme that：One kind passing through manual operation shield machine active
Hinged to promote the method realized and quickly rectified a deviation, shield machine includes anterior shield, middle shield, shield tail and cutterhead, is led between middle shield and shield tail
Articulated connection is crossed, includes hingedly active hinged oil cylinder, the hinged oil cylinder fixing end point that active hinged oil cylinder passes through its front and back end
It is not connect with middle shield and shield tail, shield tail is equipped with section of jurisdiction；Main propelling cylinder is fixed in shield tail, is located at hinged rear, is promoted oil
Cylinder fixing end is connect with shield tail, and stress point is mainly in shield tail, and main propelling cylinder power is transmitted to shield tail first, then forward by shield tail
It promotes, it is characterised in that：Entire shield machine is equipped with 14 active hinged oil cylinders, is symmetrical set, and wherein N1 ~ No. N7 is actively cut with scissors
It connects oil cylinder and is distributed in 2 points ~ 5 positions, N8 ~ N14 active hinged oil cylinders are distributed in 7 points to 10 positions；Entire shield machine is total
Equipped with 21 main propelling cylinders, cross-sectional circumferential of 21 main propelling cylinders T1-T21 along shield machine is clockwise from 0 position
It is uniformly distributed；Correction process carries out according to the following steps：
1）Under halted state, actively hinged contact released in operation display in operating room, release cutterhead and driving contact, ensured
Shield machine under shutdown status can individually operated active hinged oil cylinder, rotating cutter-head, and lock the active of haunch above section
Hinged oil cylinder；
2）Rotating cutter-head is slagged tap, and keeps reasonable support pressure, adjusts haunch and with the stroke of the active hinged oil cylinder of lower part
Length makes bottom keep longest, controls haunch and the air bleeding valve of following 8 active hinged oil cylinders respectively by operating personnel, and
It keeps in touch with machine hall, waits the instruction of machine hall；
3）Propulsion pattern is unlocked by operating platform in machine hall, is transformed into pipe sheet assembling pattern, it will by pipe sheet assembling pattern
Main propelling cylinder pressure is adjusted to maximum value, arranges special messenger to carry out propelling cylinder processed in the control of oil cylinder control panel, and wait host
The instruction that room is assigned；
4）Main driver first starts screw conveyor and slags tap, rotating belt, assigns instruction at this time, start lower half portion promote mainly into
Cylinder jack reaches maximum pressure, while it is actively hinged to notify that active hinged oil cylinder operating personnel open lower middle portion
The air bleeding valve of oil cylinder keeps screw conveyor to be unearthed according to support pressure situation, using auxiliary jack and promotes mainly oil inlet at this time
Cylinder moves forward shield tail part, and the active hinged oil cylinder of bottom is gradually reduced；
5）When the active hinged oil cylinder stroke of the active hinged oil cylinder stroke of lower part and top reaches consistent, assigns shutdown and refer to
It enables, closes main propelling cylinder, simultaneously close off the air bleeding valve of active hinged oil cylinder；
Through the above steps, each cycle period shield machine pushes ahead a distance, by repeating the above steps, using actively
Hinged propulsion working method, you can realize that quick correction of the shield machine in vertical direction, the adjustment of horizontal direction can refer to vertical direction.
Further, in entirely correction operating process, active hinged oil cylinder N1 ~ No. N3 of holding haunch above section,
No. N12 and N14 extension elongations are locked as 30mm.
Further, in step 2）In, adjust haunch and active hinged oil cylinder N4 ~ No. N7 and N8 ~ No. N11 with lower part
Stroke length, longest remains to 80mm, controls the exhaust of haunch and following 8 active hinged oil cylinders respectively by operating personnel
Valve, and kept in touch by intercom and machine hall.
Preferably, in step 3）In, main propelling cylinder pressure, which is adjusted to maximum value, by pipe sheet assembling pattern is
30MPa。
Preferably, start the main propelling cylinder jack in lower half portion T7 ~ No. T16, reach maximum pressure 30MPa.
Preferably, in step 5）In, the active hinged oil cylinder stroke of lower part and the active hinged oil cylinder stroke on top reach
It is to shorten to 30mm when consistent.
Preferably, each cycle period shield machine pushes ahead 80mm, by repeating each step, you can realizes that shield machine exists
The quick correction of vertical direction.
Preferably, the theoretical maximum elongation of N1 ~ N14 actives hinged oil cylinder is 150mm, in each active hinged oil cylinder
There is air bleeding valve in face, can be by switching the flexible of the individually operated single active hinged oil cylinder of air bleeding valve；T1 ~ No. T21 promote mainly into
The maximal tensility of oil cylinder is 2000mm.
Shield machine regular situation is tunneled：Shield machine is tunneled in regular situation, is relied primarily on main propelling cylinder and is extended reality forward
It now promotes, reaction force is provided by section of jurisdiction.
The unconventional situation driving of shield machine：The unconventional situation driving of shield machine, relies primarily on active hinged oil cylinder forward
Elongation, which is realized, to be promoted.The present invention is directed to the driving of the unconventional situation of shield machine, i.e., using actively hingedly being promoted.
Shield machine promotes Force principle：
Main propelling cylinder promotes：The main propelling cylinder of shield machine is mainly fixed in shield tail（I.e. at hinged rear）, stress point is main
In shield tail, main propelling cylinder power is transmitted to shield tail, is then pushed ahead by shield tail first.
Active hinged oil cylinder promotes：Shield tail is fixed first with main propelling cylinder, prevents active hinged oil cylinder from stretching
Shield tail moves backward in growth process, is then actively hingedly extended by manual control, realizes shield machine shield body and cutterhead（It is main
If hinged pervious part）Forward utilize shield machine then again by the air bleeding valve of manual control active hinged oil cylinder
Main propelling cylinder moves forward shield tail, realizes the Forward of shield machine complete machine.
The present invention uses in vertical direction correction and is actively hinged propulsion working method, by locking upper articulation oil cylinder, in cutterhead
Under conditions of rotating, slagging tap and keep support pressure, extend middle and lower part active hinged oil cylinder, by shield machine, anterior shield part to
Then preceding movement is moved forward shield tail clypeus point using main propelling cylinder and auxiliary cylinder, active hinged oil cylinder is shunk,
Utilize the cycle, you can the quick adjustment of attitude of shield machine is realized, successfully by horizontal or vertical direction off-design axis
Shield machine be lifted to design axis, save construction tunnel, and substantially reduce engineering cost and construction period.
Description of the drawings
Fig. 1 is that the present invention is actively hinged progradation schematic diagram（A is actively to be hinged contraction state, and B is actively hinged promotes
State）；
Fig. 2 is shield machine host organigram；
Fig. 3 is shield machine diagrammatic cross-section；
Fig. 4 is actively to be hinged progradation flow diagram.
In figure, 1 is anterior shield, and 2 be middle shield, and 3 be shield tail, and 4 be cutterhead, and 5 be hinged, and 6 be section of jurisdiction, and 7 be main propelling cylinder, 8
It is active hinged oil cylinder for propelling cylinder fixing end, 9,10 be hinged oil cylinder fixing end, and 11 be air bleeding valve.
Specific implementation mode
It is described to promote realization fast by the way that manual operation shield machine is actively hinged with reference to Fig. 2, Fig. 3 and Fig. 4 in the present embodiment
The method of speed correction, shield machine includes anterior shield 1, middle shield 2, shield tail 3 and cutterhead 4, is connected by hinged 5 between middle shield 2 and shield tail 3
Connect, hinged 5 include active hinged oil cylinder 9, active hinged oil cylinder 9 by the hinged oil cylinder fixing end 10 of its front and back end respectively with
Middle shield 2 and shield tail 3 connect, and shield tail 3 is equipped with section of jurisdiction 6；Main propelling cylinder 7 is fixed in shield tail 3, is located at hinged 5 rears, is promoted
Oil cylinder fixing end 8 is connect with shield tail 3, and for stress point mainly in shield tail 3,7 power of main propelling cylinder is transmitted to shield tail 3 first, then by
Shield tail 3 is pushed ahead；Entire shield machine is equipped with 14 active hinged oil cylinders 9, is symmetrical set, and wherein N1 ~ No. N7 is actively cut with scissors
It connects oil cylinder and is distributed in 2 points ~ 5 positions, N8 ~ N14 active hinged oil cylinders are distributed in 7 points to 10 positions；Entire shield machine is total
Cross-sectional circumferential equipped with 21 main propelling cylinders, 7,21 main propelling cylinders T1-T21 along shield machine is clockwise from 0 position
It is uniformly distributed；Correction process carries out according to the following steps：
1）Under halted state, actively hinged contact released in operation display in operating room, release cutterhead and driving contact, ensured
Shield machine under shutdown status can individually operated active hinged oil cylinder 9, rotating cutter-head 4, and lock the master of haunch above section
Dynamic hinged oil cylinder 9；
2）Rotating cutter-head 4, slags tap, and keeps reasonable support pressure, adjusts haunch and with the row of the active hinged oil cylinder 9 of lower part
Cheng Changdu makes bottom keep longest, controls haunch and the air bleeding valve of following 8 active hinged oil cylinders respectively by operating personnel,
And keep in touch with machine hall, wait the instruction of machine hall；
3）Propulsion pattern is unlocked by operating platform in machine hall, is transformed into pipe sheet assembling pattern, it will by pipe sheet assembling pattern
The pressure of main propelling cylinder 7 is adjusted to maximum value, arranges special messenger to carry out propelling cylinder processed in the control of oil cylinder control panel, and wait master
The instruction that machine room is assigned；
4）Main driver first starts screw conveyor and slags tap, rotating belt, assigns instruction at this time, start lower half portion promote mainly into
7 jack of oil cylinder, reaches maximum pressure, while it is actively hinged to notify that active hinged oil cylinder operating personnel open lower middle portion
The air bleeding valve 11 of oil cylinder 9 keeps screw conveyor to be unearthed according to support pressure situation, using auxiliary jack and promotes mainly at this time
Shield tail part is moved forward into oil cylinder 7, the active hinged oil cylinder 9 of bottom is gradually reduced；
5）When 9 stroke of active hinged oil cylinder of 9 stroke of active hinged oil cylinder of lower part and top reaches consistent, assigns shutdown and refer to
It enables, closes main propelling cylinder 7, simultaneously close off the air bleeding valve 11 of active hinged oil cylinder 9；
Through the above steps, each cycle period shield machine pushes ahead a distance, by repeating the above steps, using actively
Hinged propulsion working method, you can realize that quick correction of the shield machine in vertical direction, the adjustment of horizontal direction can refer to vertical direction.
In entirely correction operating process, active hinged oil cylinder N1 ~ No. N3 of holding haunch above section, No. N12 and N14
Number extension elongation is locked as 30mm.
In step 2）In, adjust haunch and long with active hinged oil cylinder N4 ~ No. N7 of lower part and N8 ~ No. N11 stroke
Degree, longest remain to 80mm, control haunch and the air bleeding valve 11 of following 8 active hinged oil cylinders 9 respectively by operating personnel, and
It is kept in touch by intercom and machine hall.
In step 3）In, it is 30MPa that main propelling cylinder pressure, which is adjusted to maximum value, by pipe sheet assembling pattern.
Start the main propelling cylinder jack in lower half portion T7 ~ No. T16, reaches maximum pressure 30MPa.
In step 5）In, when 9 stroke of active hinged oil cylinder of lower part and 9 stroke of active hinged oil cylinder on top reach consistent
To shorten to 30mm.
Each cycle period shield machine pushes ahead 80mm, by repeating each step, you can realizes shield machine in Vertical Square
To quick correction.
The theoretical maximum elongation of N1 ~ N14 actives hinged oil cylinder 9 is 150mm, and each active hinged oil cylinder 9 is equal above
There is an air bleeding valve 11, it can be by switching the flexible of the individually operated single active hinged oil cylinder of air bleeding valve 11 9；T1 ~ No. T21 promote mainly into
The maximal tensility of oil cylinder 7 is 2000mm.
The present invention is described in detail above, described above, only the preferred embodiments of the invention, when cannot
Limit the scope of the present invention, i.e., it is all according to the made equivalent changes and modifications of the application range, it all should still belong to covering scope of the present invention
It is interior.
Claims (8)
1. a kind of promoting the method realized and quickly rectified a deviation by the way that manual operation shield machine is actively hinged, shield machine include anterior shield,
Middle shield, shield tail and cutterhead include hingedly active hinged oil cylinder by articulated connection between middle shield and shield tail, actively hinged oil
Cylinder is connect with middle shield and shield tail respectively by the hinged oil cylinder fixing end of its front and back end, and shield tail is equipped with section of jurisdiction；Main propelling cylinder is solid
It is scheduled in shield tail, is located at hinged rear, propelling cylinder fixing end is connect with shield tail, and stress point mainly in shield tail, promotes mainly oil inlet
Cylinder power is transmitted to shield tail first, is then pushed ahead by shield tail, it is characterised in that：Entire shield machine is equipped with the hinged oil of 14 actives
Cylinder is symmetrical set, and wherein N1 ~ N7 actives hinged oil cylinder is distributed in 2 points ~ 5 positions, N8 ~ N14 active hinged oil cylinders
It is distributed in 7 points to 10 positions；Entire shield machine is equipped with 21 main propelling cylinders altogether, and 21 main propelling cylinders T1-T21 are along shield
The cross-sectional circumferential of structure machine is uniformly distributed clockwise from 0 position；Correction process carries out according to the following steps：
1）Under halted state, actively hinged contact released in operation display in operating room, release cutterhead and driving contact, ensured
Shield machine under shutdown status can individually operated active hinged oil cylinder, rotating cutter-head, and lock the active of haunch above section
Hinged oil cylinder；
2）Rotating cutter-head is slagged tap, and keeps reasonable support pressure, adjusts haunch and with the stroke of the active hinged oil cylinder of lower part
Length makes bottom keep longest, controls haunch and the air bleeding valve of following 8 active hinged oil cylinders respectively by operating personnel, and
It keeps in touch with machine hall, waits the instruction of machine hall；
3）Propulsion pattern is unlocked by operating platform in machine hall, is transformed into pipe sheet assembling pattern, it will by pipe sheet assembling pattern
Main propelling cylinder pressure is adjusted to maximum value, arranges special messenger to carry out propelling cylinder processed in the control of oil cylinder control panel, and wait host
The instruction that room is assigned；
4）Main driver first starts screw conveyor and slags tap, rotating belt, assigns instruction at this time, start lower half portion promote mainly into
Cylinder jack reaches maximum pressure, while it is actively hinged to notify that active hinged oil cylinder operating personnel open lower middle portion
The air bleeding valve of oil cylinder keeps screw conveyor to be unearthed according to support pressure situation, using auxiliary jack and promotes mainly oil inlet at this time
Cylinder moves forward shield tail part, and the active hinged oil cylinder of bottom is gradually reduced；
5）When the active hinged oil cylinder stroke of the active hinged oil cylinder stroke of lower part and top reaches consistent, assigns shutdown and refer to
It enables, closes main propelling cylinder, simultaneously close off the air bleeding valve of active hinged oil cylinder；
Through the above steps, each cycle period shield machine pushes ahead a distance, by repeating the above steps, using actively
Hinged propulsion working method, you can realize quick correction of the shield machine in vertical direction.
2. according to claim 1 promote the method realized and quickly rectified a deviation by the way that manual operation shield machine is actively hinged,
It is characterized in that：Entirely correction operating process in, keep haunch above section active hinged oil cylinder N1 ~ No. N3, No. N12 and
N14 extension elongations are locked as 30mm.
3. according to claim 1 promote the method realized and quickly rectified a deviation by the way that manual operation shield machine is actively hinged,
It is characterized in that：In step 2）In, adjust haunch and long with active hinged oil cylinder N4 ~ No. N7 of lower part and N8 ~ No. N11 stroke
Degree, longest remain to 80mm, control haunch and the air bleeding valve of following 8 active hinged oil cylinders respectively by operating personnel, and lead to
Intercom is crossed to keep in touch with machine hall.
4. according to claim 1 promote the method realized and quickly rectified a deviation by the way that manual operation shield machine is actively hinged,
It is characterized in that：In step 3）In, it is 30MPa that main propelling cylinder pressure, which is adjusted to maximum value, by pipe sheet assembling pattern.
5. according to claim 1 promote the method realized and quickly rectified a deviation by the way that manual operation shield machine is actively hinged,
It is characterized in that：Start the main propelling cylinder jack in lower half portion T7 ~ No. T16, reaches maximum pressure 30MPa.
6. according to claim 1 promote the method realized and quickly rectified a deviation by the way that manual operation shield machine is actively hinged,
It is characterized in that：In step 5）In, when the active hinged oil cylinder stroke of lower part and the active hinged oil cylinder stroke on top reach consistent
To shorten to 30mm.
7. according to claim 1 promote the method realized and quickly rectified a deviation by the way that manual operation shield machine is actively hinged,
It is characterized in that：Each cycle period shield machine pushes ahead 80mm, by repeating each step, you can realizes shield machine in Vertical Square
To quick correction.
8. according to claim 1 promote the method realized and quickly rectified a deviation by the way that manual operation shield machine is actively hinged,
It is characterized in that：The theoretical maximum elongation of N1 ~ N14 active hinged oil cylinders is 150mm, is had above each active hinged oil cylinder
Air bleeding valve, can be by switching the flexible of the individually operated single active hinged oil cylinder of air bleeding valve；T1 ~ No. T21 main propelling cylinder
Maximal tensility is 2000mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810492884.5A CN108661653A (en) | 2018-05-22 | 2018-05-22 | The method realized and quickly rectified a deviation is promoted by the way that manual operation shield machine is actively hinged |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810492884.5A CN108661653A (en) | 2018-05-22 | 2018-05-22 | The method realized and quickly rectified a deviation is promoted by the way that manual operation shield machine is actively hinged |
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| CN108661653A true CN108661653A (en) | 2018-10-16 |
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ID=63777463
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| CN201810492884.5A Pending CN108661653A (en) | 2018-05-22 | 2018-05-22 | The method realized and quickly rectified a deviation is promoted by the way that manual operation shield machine is actively hinged |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110608044A (en) * | 2019-10-11 | 2019-12-24 | 安徽唐兴机械装备有限公司 | Deviation-rectifying guide mechanism of rectangular pipe jacking machine |
| CN111188623A (en) * | 2020-03-09 | 2020-05-22 | 中国铁建重工集团股份有限公司 | Shield machine |
| CN113047852A (en) * | 2021-04-09 | 2021-06-29 | 中交第三航务工程局有限公司 | Method for correcting shield posture in upper hard and lower soft stratum |
| CN113236270A (en) * | 2021-04-27 | 2021-08-10 | 中铁工程服务有限公司 | Self-holding device for shield tunneling axis |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110608044A (en) * | 2019-10-11 | 2019-12-24 | 安徽唐兴机械装备有限公司 | Deviation-rectifying guide mechanism of rectangular pipe jacking machine |
| CN110608044B (en) * | 2019-10-11 | 2024-06-04 | 安徽唐兴装备科技股份有限公司 | Deviation rectifying guide mechanism of rectangular push bench |
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| CN113047852A (en) * | 2021-04-09 | 2021-06-29 | 中交第三航务工程局有限公司 | Method for correcting shield posture in upper hard and lower soft stratum |
| CN113236270A (en) * | 2021-04-27 | 2021-08-10 | 中铁工程服务有限公司 | Self-holding device for shield tunneling axis |
| CN113236270B (en) * | 2021-04-27 | 2024-05-03 | 中铁工程服务有限公司 | Self-holding device for shield tunneling axis |
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Application publication date: 20181016 |