CN101251015A - Construction method for exchanging shield ventral brush - Google Patents
Construction method for exchanging shield ventral brush Download PDFInfo
- Publication number
- CN101251015A CN101251015A CNA2008100355022A CN200810035502A CN101251015A CN 101251015 A CN101251015 A CN 101251015A CN A2008100355022 A CNA2008100355022 A CN A2008100355022A CN 200810035502 A CN200810035502 A CN 200810035502A CN 101251015 A CN101251015 A CN 101251015A
- Authority
- CN
- China
- Prior art keywords
- shield
- freezing
- ventral brush
- jurisdiction
- section
- 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
Images
Abstract
The invention relates to a construction method for replacement of tail brushes of a shield, wherein, a tail device of a shield machine is provided with preset freezing pipes. The invention comprises the following operation steps that: replacement of the tail brushes is determined; a propulsion parameter of the shield is adjusted, and the shield posture is controlled; a special freezing ring is assembled in front of a common ring by utilization of freezing segments; the freezing pipes and temperature tubes are buried into the freezing segments in advance; a special replacement ring which is used for replacement of the tail brushes is assembled in front of the special freezing ring; the freezing pipes and freezing equipment are connected; the peripheral soil mass of a shield tail is frozen, and a freezing purdah for waterstop is formed on the rear of the tail brushes; the tail brushes are replaced one by one under the protection of the freezing purdah, and waterproof greases are infused into the tail brushes; the freezing purdah is forced to be unfrozen after replacement of the tail brushes is finished; normal propulsion of the shield is restored. The construction method for replacement of the tail brushes of the shield has the advantages of good waterstop effect, safety and reliability, simple and convenient operation and strong environmental suitability, is widely suitable for various complex special geological conditions and is particularly suitable for construction of a large-scale large-diameter bridge tunnel.
Description
Technical field:
The present invention relates to the method for maintaining of Suporting structure, particularly a kind of job practices that shield machine tail seal wire brush is changed in the constructing tunnel process belongs to tunnel construction engineering field.
Background technology:
Along with the development of China's urban construction, underground constructions such as underground rail traffic, cross-river tunnel are increasing, and the shield structure advance distance in tunnel is also more and more longer.But shield machine is after advancing continuously through long distance, and the sealing wire brush of its afterbody (hereinafter to be referred as the shield ventral brush) can damage because of excessive abrasion, thereby causes the inefficacy of shield tail sealing.In order to guarantee the smooth and safety of shield structure promotion, in the tunneling shield work progress, can take many measures to guarantee the quality of engineering.For example dispose well behaved slurries in the construction, and make regular check on the characteristic of effective grouting amount and slurries, as some rheological parameters such as proportion, plasticity, hardness, time of setting, slump and plastic yield, viscosity etc., guarantee the slurries quality of the synchronous grouting that pressure injection goes out; Carry out slip casting targetedly according to accordingly result simultaneously and correct, as adjusting slip casting position, grouting amount and grouting pressure; In addition in order to strengthen support capacity to the front soil body, prevent that the shield structure from backbreaking, also want strict control muddy water quality; Want the choose reasonable section of jurisdiction anglec of rotation in addition, guarantee that rational anchor ring measures in advance, operate meticulously during assembly unit, guarantee the planeness of anchor ring, simultaneously the section of jurisdiction axial location is accurately located, prevent between section of jurisdiction and the shield machine shell that local gap is too small or excessive the shield ventral brush is caused damage or produces seepage; At last also will from first three ring beginning special concrete pipe sheet of assembly unit of special ring and bring into use special solidify slurry and before the special ring ring of numbers begin that cavity injects special dubbing between the shield ventral brush.However, because of the wearing and tearing of shield ventral brush seepage takes place in the still unavoidable work progress.When shield machine because of the shield ventral brush is impaired seepage takes place, just must change construction to impaired shield ventral brush.
Existing exchanging shield ventral brush work progress generally is to reinforce from ground in the face of the soil body around the shield structure earlier, and then from shield machine inside the shield ventral brush is changed.Find by retrieval, " key technology research is changed in the sealing of shield machine shield tail in the shield driving construction " literary composition has disclosed a kind of replacing technical scheme of shield ventral brush in " railway construction " third phase in 2007: at first grouting behind shaft or drift lining is carried out to reach stagnant water effect in the section of jurisdiction, rear portion, successively remove the relevant section of jurisdiction of a ring then in certain sequence near shield tail sealing wire brush place, the installation of the dismounting of carrying out old shield ventral brush more successively and new shield ventral brush, last each piece section of jurisdiction of being removed before the assembly unit successively sequentially.Just at the replacing of soil pressure metro shield shield ventral brush, its applicability is limited, and is the replacement of passivity for this job practices; From stagnant water effect, adopt the method for grouting behind shaft or drift lining to carry out sealing in the article, its stagnant water effect is relatively poor, is difficult to satisfy the requirement of actual engineering; The described exchanging shield ventral brush method of the article stratum kind that can be suitable for is very limited in addition, and it is difficult to be suitable for formation conditions such as weak soil, high hydraulic pressure; From replacing the mode of section of jurisdiction, the described method of article needs ceaselessly rotary wedge section of jurisdiction, can't in time the section of jurisdiction be pieced together back when accident occurring simultaneously.
Summary of the invention:
Technical problem to be solved by this invention is to overcome problems of the prior art, and the job practices of the exchanging shield ventral brush that a kind of stagnant water effect is good, safe and reliable, environmental suitability is strong is provided.
It is as follows that the present invention solves the technical scheme that its technical problem takes:
A kind of job practices of exchanging shield ventral brush, the rear-mounted installation of used shield machine has default freezing pipe, and its operation includes the following step in regular turn:
(1) determines to change the shield ventral brush;
(2) adjust shield structure propulsive parameter, the control shield attitude;
(3) freeze special ring in common ring the place ahead with freezing pipe sheet assembling one, this freezes to be embedded with in the section of jurisdiction freezing pipe and temperature tube;
(4) freezing the special ring of replacing that special ring the place ahead assembly unit one is used for the exchanging shield ventral brush operation;
(5) pipeline and freezing equipment are freezed in connection;
(6) the peripheral soil body of shield tail is freezed operation, form the freezing curtain of sealing at shield ventral brush rear side;
(7) changing the shield ventral brush under the protection of freezing curtain one by one and in the shield ventral brush, injecting dubbing;
(8) the shield ventral brush is forced to thaw to freezing curtain after all changing and finishing;
(9) recovering the shield structure normally advances.
The job practices of exchanging shield ventral brush of the present invention, freezing pipe described in its step (3) takes the shape of the letter U to be arranged in and freezes in the section of jurisdiction, the freezing pipe that respectively freezes on the section of jurisdiction connects in order to the circulation line by freezing liquid, and described temperature tube is embedded in this and freezes in the section of jurisdiction to monitor the temperature of freezing curtain; The default freezing pipe of the freezing pipe route shield structure afterbody described in the step (5), freezing pipe, temperature tube and the freezing equipment that freezes on the section of jurisdiction are formed by connecting; The concrete operations content of described step (1) is: when the continuous spillage of shield tail occurring in the shield structure progradation, stop immediately advancing, inject dubbing with the shutoff leak source, remove relevant section of jurisdiction and observe shield ventral brush situation, thereby whether decision changes the shield ventral brush; The concrete operations content of described step (2) is: adjust each propulsive parameter of shield structure, otch water pressure value rationally is set and controls its fluctuation range, the control shield attitude makes it steadily to advance along the design axis, and guarantees that the gap between shield structure shell and section of jurisdiction is even; Step (6) is described to be freezed in the operation, and employed freezing liquid is a salt solution; The concrete operations content of described step (7) is: begin to remove partly the wedge shape section of jurisdiction changed on the special ring and in abutting connection with the section of jurisdiction by shield structure top, under the protection of freezing curtain, change this local shield ventral brush, and in the shield ventral brush that this newly changes, inject dubbing, the operation of above-mentioned replacing shield ventral brush is repeated until the replacing of finishing shield ventral brush on the domain according to folk prescription to order then one by one in the wedge shape section of jurisdiction of unloading before reinstalling subsequently and in abutting connection with the section of jurisdiction regional area; Before the described pressure of step (8) was thawed, the dubbing in the shield structure afterbody should reach necessary force value, and has reliable sealing effect.
With prior art adopt the sealing mode of grouting behind shaft or drift lining different be, the job practices of exchanging shield ventral brush of the present invention is based on active prevention, adopted the sealing mode of freezing process, its by including shield structure afterbody default freezing pipe and freeze the freezing pipe on the special ring, the pipeline that freezes of temperature tube freezes the peripheral soil body of shield tail, produce freezing curtain, form the working environment of sealing.No matter this freezing process is all more effective than other sealing mode such as grouting behind shaft or drift lining on the hermetic seal effect or on security performance, thereby be the more safe and reliable execution conditions of exchanging shield ventral brush creation.The special ring of replacing that adopts of the present invention can be removed the relevant section of jurisdiction with assembly unit shield ventral brush place quickly and easily in addition, makes the replacing of shield ventral brush possess good operability.Stagnant water effect is good, safe and reliable, advantages of simple operation because the job practices of exchanging shield ventral brush of the present invention has, therefore under abominable complicated special geologic condition such as weak soil, high hydraulic pressure, all can implement, so described method environmental suitability is very strong, is particularly useful for large-scale, superhuge major diameter and gets over tunnel over strait, river.
Description of drawings:
Fig. 1 is a process chart of the present invention.
Fig. 2 is the partial structurtes schematic diagram of shield machine afterbody of the present invention.
Fig. 3 freezes the section of jurisdiction schematic diagram for what the present invention freezed special ring.
Fig. 4 is the vertical view of Fig. 3.
Fig. 5 is the structural representation of the special ring of replacing of the present invention.
The specific embodiment:
Below in conjunction with specific embodiment the present invention is described in further detail.
The job practices of exchanging shield ventral brush of the present invention has adopted the sealing mode of freezing process, it is starting point with the active prevention, therefore when shield machine is made with regard to the situation of the exchanging shield ventral brush having considered to occur, installed default freezing pipe 7 (referring to Fig. 2) in advance at the afterbody 1 of shield machine.Use the operation that job practices of the present invention changes the shield ventral brush and include the following step in regular turn:
(1) determines to change the shield ventral brush.
At first please consult the flow chart of the described method of Fig. 1 and the structural representation of Fig. 2 shield tail simultaneously.Before carrying out 3 replacings of shield ventral brush, must investigate, after fully having grasped execution conditions, can construct abrasion condition, tunnel and the shield structure soil property situation on every side of shield ventral brush 3.The shield structure advances the abrasion condition that should in time check the shield ventral brush behind the segment distance, generally can judge by the spillage situation of observing shield structure afterbody 1 earlier when advancing.If continuous spillage appears in shield structure afterbody 1 place in the normal progradation of shield machine, then should stop immediately advancing and taking jury, inject special dubbing with the shutoff leak source at shield ventral brush 3 places.Treat that shield structure afterbody 1 place's leak source is tentatively by after the shutoff, remove the relevant section of jurisdiction of binding that last encircles common one-tenth ring 4, observe the wear condition of shield ventral brush 3, if shield ventral brush 3 serious wear or shield ventral brush 3 promptly should be determined in time to change the construction of shield ventral brush 3 by the hard lumps parcel of knot.
(2) adjust shield structure propulsive parameter, the control shield attitude.
After determining to need replacing shield ventral brush 3, at first adjust each propulsive parameter of shield structure, otch water pressure value rationally is set and in actual mechanical process control this pressure fluctuation range, control shield attitude simultaneously makes it to advance along design axis held stationary as far as possible, reduce correction, minimizing makes shield structure attitude in progradation good to the disturbance of the front soil body, and guarantees that the gap between shield structure shell and section of jurisdiction is even.
(3) freeze special ring in common ring the place ahead with freezing pipe sheet assembling one, this freezes to be embedded with in the section of jurisdiction freezing pipe and temperature tube.
See also Fig. 2, special ring 5 is freezed in the place ahead assembly unit one at the tunnel common ring 4 of the front side along shield structure direction of advance (promptly in the construction tunnel Cheng Huan of splicing) recently, this freezes special ring 5 and is made of some sections of jurisdiction 13 of freezing, it mainly acts on is default freezing pipe 7 common freezing curtain 9 (see figure 2)s that produce that the afterbody 1 with shield machine installs in advance, thereby forms the working environment of sealing.Again please in conjunction with consulting the schematic diagram that Fig. 3 and Fig. 4 freeze section of jurisdiction 13, diagram freezes to be embedded with in the section of jurisdiction more than 13 roads freezing pipe 8 and a temperature tube 10, described freezing pipe 13 is arranged in with taking the shape of the letter U and freezes in the section of jurisdiction 13, the freezing pipe 8 that respectively freezes on the section of jurisdiction 13 interconnects, thereby form when freezing in order to circulation line by freezing liquid, described temperature tube 10 is embedded in and freezes in the section of jurisdiction 13, and its effect is the temperature of monitoring freezing curtain 9 in freezing process.
(4) freezing the special ring of replacing that special ring the place ahead assembly unit one is used for the exchanging shield ventral brush operation.
See also Fig. 2 again, finished after the above-mentioned assembly unit of freezing special ring 5, continue to advance shield machine by jack 2, to freeze special ring 5 and release shield structure afterbody 1, releasing the distance of shield structure afterbody 1 should strict control, with accuracy that guarantees the frozen construction position and the operating space of guaranteeing to change shield ventral brush 3, guarantee the length that shield structure afterbody 1 closed the envelope zone when removed the section of jurisdiction simultaneously, for the construction of next step operation lays the foundation.Be used for the special ring 6 of replacing that shield ventral brush 3 is changed operation in the place ahead assembly unit one of freezing special ring 5 then, see also Fig. 5, this changes special ring 6 is 12 to be spliced by some wedge shapes section of jurisdiction 11 with in abutting connection with the section of jurisdiction, and its effect is to be beneficial to the construction that shield ventral brush 3 is changed for the dismounting of carrying out the section of jurisdiction quickly and easily and assembly unit.
(5) pipeline and freezing equipment are freezed in connection.
Relevant freezing equipment is installed, and with the default freezing pipe 7 at shield structure afterbody 1 place, freeze freezing pipe 8, temperature tube 10 on the section of jurisdiction 13 and connect into mounted freezing equipment and freeze pipeline, debugging is to normal operation then.
(6) the peripheral soil body of shield tail is freezed operation, form the freezing curtain of sealing at shield ventral brush rear side.
Start freezing equipment, adopt salt solution by freezing pipeline the soil body of shield structure afterbody 1 periphery to be carried out consolidation by freezing as circulating frozen liquid, form freezing curtain 9 at shield ventral brush 3 rear sides, make it glued mutually, create the working environment of sealing for the replacing construction of shield ventral brush 3 with shield structure afterbody 1.
(7) changing the shield ventral brush under the protection of freezing curtain one by one and in the shield ventral brush, injecting dubbing.
The operation of changing shield ventral brush 3 is according to removing section of jurisdiction-replacings shield ventral brush-injection dubbing-reinstall the job order of section of jurisdiction, carrying out partly along one of part of all unidirectional sequences of tunnel ring ring.See also Fig. 5; under the protection of freezing curtain 9; the specific operation process of changing shield ventral brush 3 is: the top by the shield structure begins; remove earlier the wedge shape section of jurisdiction 11 of changing a regional area on the special ring 6 and in abutting connection with the section of jurisdiction 12; change this local shield ventral brush 3 then; in the shield ventral brush 3 that this newly changes, in time inject dubbing subsequently, the wedge shape section of jurisdiction of unloading before reinstalling at last and in abutting connection with the section of jurisdiction, so just finished should the part shield ventral brush 3 more change jobs.Then, carry out the operation of same content at adjacent next regional area according to clockwise or counterclockwise unidirectional sequence, take turns preface according to this, repeat the operation of above-mentioned replacing shield ventral brush 3 one by one until the replacing of finishing shield ventral brush 3 on the domain regional area along all unidirectional sequences of tunnel ring.
(8) the shield ventral brush is forced to thaw to freezing curtain after all changing and finishing.
After treating that the shield ventral brush 3 whole replacings that damage on the domain are finished, in shield structure afterbody 1, inject dubbing, then freezing curtain 9 is forced to thaw.Before pressure was thawed, the dubbing in the shield structure afterbody 1 should reach necessary force value, and has reliable sealing effect.
(9) recovering the shield structure normally advances.
After freezing curtain 9 thawed, shield ventral brush 3 was changed construction and is promptly finished, and shield machine just can recover normal constructing tunnel and advance.
In sum, the job practices of exchanging shield ventral brush of the present invention has increased the content of operation that special ring 5 is freezed in assembly unit, structurally constituted and freezed pipeline, thereby adopted freezing process that the shield structure afterbody 1 peripheral soil body is freezed, produce freezing curtain 9, form the working environment of sealing, change for shield ventral brush 3 and create more safe and reliable execution conditions.Therefore the present invention has the advantage that stagnant water effect is good, safe and reliable, easy and simple to handle, environmental suitability is strong, is widely used in the special geologic condition of all kinds of complexity, is particularly useful for the construction that large-scale major diameter is got over tunnel over strait, river.
Claims (8)
1, a kind of job practices of exchanging shield ventral brush, the rear-mounted installation of used shield machine has default freezing pipe, it is characterized in that: the operation of described method includes the following step in regular turn:
(1) determines to change the shield ventral brush;
(2) adjust shield structure propulsive parameter, the control shield attitude;
(3) freeze special ring in common ring the place ahead with freezing pipe sheet assembling one, this freezes to be embedded with in the section of jurisdiction freezing pipe and temperature tube;
(4) freezing the special ring of replacing that special ring the place ahead assembly unit one is used for the exchanging shield ventral brush operation;
(5) pipeline and freezing equipment are freezed in connection;
(6) the peripheral soil body of shield tail is freezed operation, form the freezing curtain of sealing at shield ventral brush rear side;
(7) changing the shield ventral brush under the protection of freezing curtain one by one and in the shield ventral brush, injecting dubbing;
(8) the shield ventral brush is forced to thaw to freezing curtain after all changing and finishing;
(9) recovering the shield structure normally advances.
2, the job practices of exchanging shield ventral brush according to claim 1, it is characterized in that: freezing pipe described in the step (3) takes the shape of the letter U to be arranged in and freezes in the section of jurisdiction, the freezing pipe that respectively freezes on the section of jurisdiction connects in order to the circulation line by freezing liquid, and described temperature tube is embedded in this and freezes in the section of jurisdiction to monitor the temperature of freezing curtain.
3, the job practices of exchanging shield ventral brush according to claim 1 is characterized in that: the default freezing pipe of the freezing pipe route shield structure afterbody described in the step (5), freezing pipe, temperature tube and the freezing equipment that freezes on the section of jurisdiction are formed by connecting.
4, the job practices of exchanging shield ventral brush according to claim 1, it is characterized in that: the concrete operations content of described step (1) is: when the continuous spillage of shield tail occurring in the shield structure progradation, stop immediately advancing, inject dubbing with the shutoff leak source, remove relevant section of jurisdiction and observe shield ventral brush situation, thereby whether decision changes the shield ventral brush.
5, the job practices of exchanging shield ventral brush according to claim 1, it is characterized in that: the concrete operations content of described step (2) is: adjust each propulsive parameter of shield structure, otch water pressure value rationally is set and controls its fluctuation range, the control shield attitude makes it steadily to advance along the design axis, and guarantees that the gap between shield structure shell and section of jurisdiction is even.
6, the job practices of exchanging shield ventral brush according to claim 1 is characterized in that: step (6) is described to be freezed in the operation, and employed freezing liquid is a salt solution.
7, the job practices of exchanging shield ventral brush according to claim 1; it is characterized in that: the concrete operations content of described step (7) is: begin to remove partly the wedge shape section of jurisdiction changed on the special ring and in abutting connection with the section of jurisdiction by shield structure top; under the protection of freezing curtain, change this local shield ventral brush; and in the shield ventral brush that this newly changes, inject dubbing; the operation of above-mentioned replacing shield ventral brush is repeated until the replacing of finishing shield ventral brush on the domain according to folk prescription to order then one by one in the wedge shape section of jurisdiction of unloading before reinstalling subsequently and in abutting connection with the section of jurisdiction regional area.
8, the job practices of exchanging shield ventral brush according to claim 1 is characterized in that: before the described pressure of step (8) was thawed, the dubbing in the shield structure afterbody should reach necessary force value, and has reliable sealing effect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100355022A CN101251015B (en) | 2008-04-02 | 2008-04-02 | Construction method for exchanging shield ventral brush |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100355022A CN101251015B (en) | 2008-04-02 | 2008-04-02 | Construction method for exchanging shield ventral brush |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101251015A true CN101251015A (en) | 2008-08-27 |
| CN101251015B CN101251015B (en) | 2010-06-09 |
Family
ID=39954589
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008100355022A Expired - Fee Related CN101251015B (en) | 2008-04-02 | 2008-04-02 | Construction method for exchanging shield ventral brush |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101251015B (en) |
Cited By (28)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102031976A (en) * | 2010-12-30 | 2011-04-27 | 昆山众备机械设备有限公司 | Reinforced structure of shield-tail sealing brush wire group |
| CN102071951A (en) * | 2010-12-30 | 2011-05-25 | 昆山众备机械设备有限公司 | Novel shield tail sealing brush |
| CN102155237A (en) * | 2011-03-22 | 2011-08-17 | 中建市政建设有限公司 | Device for exchanging tail brush during shield tunneling, and construction method of device |
| CN102242633A (en) * | 2011-07-23 | 2011-11-16 | 中铁十二局集团有限公司 | Method for replacing tail brush in extra large diameter shield driving under high water pressure condition |
| CN102419216A (en) * | 2011-09-08 | 2012-04-18 | 同济大学 | Temperature monitoring device in liquid nitrogen freezing pipe |
| CN101899978B (en) * | 2010-02-04 | 2012-10-03 | 上海隧道工程股份有限公司 | Method for replacing shield cutter in sand-pebble layer |
| CN102720506A (en) * | 2012-05-31 | 2012-10-10 | 中铁隧道股份有限公司 | Method for replacing tail brush in shield tunnel through liquid nitrogen freezing |
| CN103711497A (en) * | 2013-12-30 | 2014-04-09 | 上海市机械施工集团有限公司 | Device for preventing shield tail of rectangular shield tunneling machine from further deforming |
| CN105422108A (en) * | 2015-11-16 | 2016-03-23 | 广东华隧建设股份有限公司 | Tool changing method based on slurry balanced shield machine with freezing function |
| CN106968679A (en) * | 2017-03-20 | 2017-07-21 | 中铁十四局集团有限公司 | A kind of high hydraulic pressure tail sealing emergency system |
| CN106988752A (en) * | 2017-04-10 | 2017-07-28 | 中铁十四局集团有限公司 | Slurry shield exchanging shield ventral brush liquid nitrogen freezing safety guard and method under a kind of high hydraulic condition |
| CN107035378A (en) * | 2017-05-25 | 2017-08-11 | 上海隧道工程有限公司 | The method of super-large-diameter shield machine exchanging shield ventral brush under high hydraulic condition |
| CN107387101A (en) * | 2017-09-19 | 2017-11-24 | 五邑大学 | The exchanging shield ventral brush method of shield machine |
| CN107433687A (en) * | 2017-07-13 | 2017-12-05 | 重庆交通建设(集团)有限责任公司 | Supporting and corollary equipment optimization method after a kind of |
| CN107762522A (en) * | 2017-11-03 | 2018-03-06 | 中国水利水电第十四工程局有限公司 | A kind of pipe ring butt joint auxiliary device and the method for changing shield tail brush |
| CN108374664A (en) * | 2018-02-07 | 2018-08-07 | 中铁十二局集团有限公司 | The closed station-crossing construction method of ventilating shaft steel bushing among rich water soft soil layer |
| CN108678774A (en) * | 2018-06-28 | 2018-10-19 | 广东华隧建设集团股份有限公司 | A kind of section of jurisdiction with freezing function |
| CN109057809A (en) * | 2018-08-02 | 2018-12-21 | 中交第二航务工程局有限公司 | The technique for being conveniently replaceable the sliding section of jurisdiction of shield tail brush and replacing shield tail brush using it |
| CN109098721A (en) * | 2018-08-10 | 2018-12-28 | 中铁局集团有限公司 | A kind of shield repair shield tail brush method |
| CN109339804A (en) * | 2018-12-21 | 2019-02-15 | 中铁十四局集团有限公司 | A kind of device and method for clearing up shield machine shield tail gas-tight silo |
| CN109630144A (en) * | 2018-12-05 | 2019-04-16 | 中交二航局第三工程有限公司 | The method of the shield machine replacement twice shield tail brush ring of water rich strata constructing tunnel |
| CN109707386A (en) * | 2018-12-18 | 2019-05-03 | 上海隧道工程有限公司 | The method of disposable replacement first of shield tail brush of shield machine |
| CN110067565A (en) * | 2019-05-16 | 2019-07-30 | 中铁十二局集团有限公司 | A method of acting on exchanging shield ventral brush in rich water sandy silt soil stratum shield-tunneling construction |
| CN110966020A (en) * | 2019-11-22 | 2020-04-07 | 福州地铁集团有限公司 | Assembled freezing interface reinforced tunnel segment and construction method |
| CN111963179A (en) * | 2020-08-24 | 2020-11-20 | 中交第三航务工程局有限公司 | Construction method for replacing shield tail brush through freezing reinforcement |
| CN111997633A (en) * | 2020-07-23 | 2020-11-27 | 山东大学 | Construction method for replacing shield tail sealing brush of shield tunneling machine |
| CN111997649A (en) * | 2020-09-15 | 2020-11-27 | 中铁隧道局集团有限公司 | Tunnel-first post-station underground excavation station segment removal construction method and segment removal tool used by same |
| CN114198109A (en) * | 2022-02-17 | 2022-03-18 | 中铁隧道局集团路桥工程有限公司 | Earth pressure balance shield machine and tunneling method thereof |
-
2008
- 2008-04-02 CN CN2008100355022A patent/CN101251015B/en not_active Expired - Fee Related
Cited By (39)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101899978B (en) * | 2010-02-04 | 2012-10-03 | 上海隧道工程股份有限公司 | Method for replacing shield cutter in sand-pebble layer |
| CN102071951A (en) * | 2010-12-30 | 2011-05-25 | 昆山众备机械设备有限公司 | Novel shield tail sealing brush |
| CN102031976A (en) * | 2010-12-30 | 2011-04-27 | 昆山众备机械设备有限公司 | Reinforced structure of shield-tail sealing brush wire group |
| CN102155237A (en) * | 2011-03-22 | 2011-08-17 | 中建市政建设有限公司 | Device for exchanging tail brush during shield tunneling, and construction method of device |
| CN102155237B (en) * | 2011-03-22 | 2013-03-06 | 中建交通建设集团有限公司 | Device for exchanging tail brush during shield tunneling, and construction method of device |
| CN102242633A (en) * | 2011-07-23 | 2011-11-16 | 中铁十二局集团有限公司 | Method for replacing tail brush in extra large diameter shield driving under high water pressure condition |
| CN102419216A (en) * | 2011-09-08 | 2012-04-18 | 同济大学 | Temperature monitoring device in liquid nitrogen freezing pipe |
| CN102720506B (en) * | 2012-05-31 | 2015-08-12 | 中铁隧道股份有限公司 | In a kind of shield tunnel, liquid nitrogen frozen changes the method for ventral brush |
| CN102720506A (en) * | 2012-05-31 | 2012-10-10 | 中铁隧道股份有限公司 | Method for replacing tail brush in shield tunnel through liquid nitrogen freezing |
| CN103711497B (en) * | 2013-12-30 | 2015-08-19 | 上海市机械施工集团有限公司 | Prevent the device that rectangular shield machine shield tail is out of shape further |
| CN103711497A (en) * | 2013-12-30 | 2014-04-09 | 上海市机械施工集团有限公司 | Device for preventing shield tail of rectangular shield tunneling machine from further deforming |
| CN105422108A (en) * | 2015-11-16 | 2016-03-23 | 广东华隧建设股份有限公司 | Tool changing method based on slurry balanced shield machine with freezing function |
| CN106968679B (en) * | 2017-03-20 | 2019-02-15 | 中铁十四局集团有限公司 | A kind of high hydraulic pressure tail sealing emergency system |
| CN106968679A (en) * | 2017-03-20 | 2017-07-21 | 中铁十四局集团有限公司 | A kind of high hydraulic pressure tail sealing emergency system |
| CN106988752A (en) * | 2017-04-10 | 2017-07-28 | 中铁十四局集团有限公司 | Slurry shield exchanging shield ventral brush liquid nitrogen freezing safety guard and method under a kind of high hydraulic condition |
| CN107035378A (en) * | 2017-05-25 | 2017-08-11 | 上海隧道工程有限公司 | The method of super-large-diameter shield machine exchanging shield ventral brush under high hydraulic condition |
| CN107035378B (en) * | 2017-05-25 | 2019-04-16 | 上海隧道工程有限公司 | The method of super-large-diameter shield machine exchanging shield ventral brush under high hydraulic condition |
| CN107433687A (en) * | 2017-07-13 | 2017-12-05 | 重庆交通建设(集团)有限责任公司 | Supporting and corollary equipment optimization method after a kind of |
| CN107387101A (en) * | 2017-09-19 | 2017-11-24 | 五邑大学 | The exchanging shield ventral brush method of shield machine |
| CN107762522A (en) * | 2017-11-03 | 2018-03-06 | 中国水利水电第十四工程局有限公司 | A kind of pipe ring butt joint auxiliary device and the method for changing shield tail brush |
| CN107762522B (en) * | 2017-11-03 | 2023-05-09 | 中国水利水电第十四工程局有限公司 | Pipe ring butt joint auxiliary device and method for replacing shield tail brush |
| CN108374664A (en) * | 2018-02-07 | 2018-08-07 | 中铁十二局集团有限公司 | The closed station-crossing construction method of ventilating shaft steel bushing among rich water soft soil layer |
| CN108374664B (en) * | 2018-02-07 | 2022-08-02 | 中铁十二局集团有限公司 | Construction method for sealing and passing through air shaft steel sleeve in middle of water-rich soft soil stratum |
| CN108678774A (en) * | 2018-06-28 | 2018-10-19 | 广东华隧建设集团股份有限公司 | A kind of section of jurisdiction with freezing function |
| CN109057809A (en) * | 2018-08-02 | 2018-12-21 | 中交第二航务工程局有限公司 | The technique for being conveniently replaceable the sliding section of jurisdiction of shield tail brush and replacing shield tail brush using it |
| CN109098721B (en) * | 2018-08-10 | 2019-11-12 | 中铁一局集团有限公司 | A kind of shield repair shield tail brush method |
| CN109098721A (en) * | 2018-08-10 | 2018-12-28 | 中铁局集团有限公司 | A kind of shield repair shield tail brush method |
| CN109630144A (en) * | 2018-12-05 | 2019-04-16 | 中交二航局第三工程有限公司 | The method of the shield machine replacement twice shield tail brush ring of water rich strata constructing tunnel |
| CN109707386B (en) * | 2018-12-18 | 2020-10-27 | 上海隧道工程有限公司 | Method for replacing first shield tail brush of shield tunneling machine at one time |
| CN109707386A (en) * | 2018-12-18 | 2019-05-03 | 上海隧道工程有限公司 | The method of disposable replacement first of shield tail brush of shield machine |
| CN109339804A (en) * | 2018-12-21 | 2019-02-15 | 中铁十四局集团有限公司 | A kind of device and method for clearing up shield machine shield tail gas-tight silo |
| CN109339804B (en) * | 2018-12-21 | 2021-04-27 | 中铁十四局集团有限公司 | Device and method for cleaning shield tail seal bin of shield machine |
| CN110067565A (en) * | 2019-05-16 | 2019-07-30 | 中铁十二局集团有限公司 | A method of acting on exchanging shield ventral brush in rich water sandy silt soil stratum shield-tunneling construction |
| CN110966020A (en) * | 2019-11-22 | 2020-04-07 | 福州地铁集团有限公司 | Assembled freezing interface reinforced tunnel segment and construction method |
| CN111997633A (en) * | 2020-07-23 | 2020-11-27 | 山东大学 | Construction method for replacing shield tail sealing brush of shield tunneling machine |
| CN111963179A (en) * | 2020-08-24 | 2020-11-20 | 中交第三航务工程局有限公司 | Construction method for replacing shield tail brush through freezing reinforcement |
| CN111997649A (en) * | 2020-09-15 | 2020-11-27 | 中铁隧道局集团有限公司 | Tunnel-first post-station underground excavation station segment removal construction method and segment removal tool used by same |
| CN114198109A (en) * | 2022-02-17 | 2022-03-18 | 中铁隧道局集团路桥工程有限公司 | Earth pressure balance shield machine and tunneling method thereof |
| CN114198109B (en) * | 2022-02-17 | 2022-05-27 | 中铁隧道局集团路桥工程有限公司 | Earth pressure balance shield machine and tunneling method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101251015B (en) | 2010-06-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101251015B (en) | Construction method for exchanging shield ventral brush | |
| CN107676097B (en) | A kind of high hydraulic pressure soft soil layer HFE composite shield originating method | |
| CN102242633B (en) | Method for replacing tail brush in extra large diameter shield driving under high water pressure condition | |
| CN107605498B (en) | Construction method for horizontal grouting reinforcement structure of end head of shield tunnel in water-rich sandy pebble stratum | |
| CN108643922B (en) | Large-diameter slurry shield comprehensive tunneling method for highly permeable soil-rock composite stratum | |
| CN103899323B (en) | A kind of construction method of shield crossing rail yard | |
| CN203669882U (en) | Shield tail synchronous embedding type double liquid slip casting device of shield tunneling machine | |
| CN108374664B (en) | Construction method for sealing and passing through air shaft steel sleeve in middle of water-rich soft soil stratum | |
| CN207377565U (en) | Constructing metro tunnel structure containing complicated geological and without shield launching place | |
| CN105201518B (en) | Disassembling method is received in a kind of major diameter slurry balance shield hole | |
| CN108775244A (en) | A kind of Mining Method receives shield machine and shield sky pushes away construction method | |
| CN204511445U (en) | With the hard rock mole of double-deck supporting and variable section of jurisdiction diameter | |
| CN104389612A (en) | Treatment method for tunnel local collapse | |
| CN102400694A (en) | Reinforcement method for combined part of shield tunnel and mining-method tunnel | |
| CN208965598U (en) | The Anti-seeping technology structure of grout curtain and underground chamber intersection area | |
| CN107687344A (en) | A kind of shield machine exchanging shield ventral brush stretches steel loop, sealing structure and replacing options | |
| CN110439582A (en) | Unfavorable geology method of disposal, TBM, which support to tunnel when happening suddenly unfavorable geology at boots, at TBM support boots passes through method | |
| CN207406345U (en) | Rich water sand-pebble layer shield tunnel end horizontal grouting ruggedized construction | |
| CN210422621U (en) | Multi-mode hard rock heading machine | |
| CN112983454A (en) | Reverse recovery construction method for jacking pipe | |
| CN112523763A (en) | Long-time shutdown construction method for water-rich sand layer shield | |
| CN116220703A (en) | Construction method for shield in-ground butt joint in strong permeable sand stratum | |
| CN103104265B (en) | Advanced lining method and lining equipment used in construction of weak surrounding rock tunnel | |
| CN107152286A (en) | A kind of cutterhead frequency-conversion control cabinet electricity for shield machine drives moment of torsion and got rid of poverty system and method | |
| CN109877088A (en) | Shield machine shield shell is consolidated mortar package processing method |
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 | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100609 Termination date: 20110402 |