CN105422106A - Double-mode shield interchanged pressure bearing partition - Google Patents
Double-mode shield interchanged pressure bearing partition Download PDFInfo
- Publication number
- CN105422106A CN105422106A CN201510942007.XA CN201510942007A CN105422106A CN 105422106 A CN105422106 A CN 105422106A CN 201510942007 A CN201510942007 A CN 201510942007A CN 105422106 A CN105422106 A CN 105422106A
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- Prior art keywords
- next door
- pressure
- bearing next
- cover plate
- bearing
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- 238000005192 partition Methods 0.000 title abstract 8
- 230000007246 mechanism Effects 0.000 claims abstract description 20
- 230000000712 assembly Effects 0.000 claims description 8
- 238000000429 assembly Methods 0.000 claims description 8
- 239000011435 rock Substances 0.000 abstract description 17
- 230000009286 beneficial effect Effects 0.000 abstract description 5
- 238000010276 construction Methods 0.000 abstract description 4
- 230000005641 tunneling Effects 0.000 description 41
- 238000009412 basement excavation Methods 0.000 description 8
- 238000007789 sealing Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 4
- 230000006378 damage Effects 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000000034 method Methods 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
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
The invention discloses a double-mode shield interchanged pressure bearing partition comprising a fixed frame, a pressure bearing partition cover plate and a pressure bearing partition driving mechanism, wherein the pressure bearing partition cover plate is connected with the pressure bearing partition driving mechanism; and the pressure bearing partition driving mechanism is arranged on the fixed frame. The double-mode shield interchanged pressure bearing partition disclosed by the invention is beneficial for full-section tunnel boring equipment to freely switch between an earth pressure balance mode and a hard rock mode, is beneficial to improvement of boring efficiency and can also be used for reducing the construction cost.
Description
Technical field
The present invention relates to tunneling boring tunneling equipment technical field, particularly relate to a kind of double mode shield structure interchanged type pressure-bearing next door.
Background technology
In prior art, tunneling boring tunneling equipment generally can only take single-mode to carry out tunnel piercing, such as can only adopt earth pressure balance pattern or hard rock pattern.Earth pressure balance pattern and hard rock pattern are two kinds of distinct tunnel piercing patterns, for earth pressure balance pattern, excavation face is dregs or dregs mud mixture, in plastic relaxation shape, the pressure of about 0.3MPa ~ 0.5MPa can be produced to equipment, for ensureing the normal operation of tunneling equipment and the safety of staff, the pressure-bearing next door of pressure reduction between excavation storehouse and no-dig technique storehouse just by tunneling equipment is arranged blocks, thus excavation storehouse sent by the conveying worm making dregs pass through to control pressure in native storehouse; For hard rock pattern, excavation face be fragility from solidity rock, himself stability structure can not produce pressure to the pressure-bearing next door of tunneling equipment, and rubble dregs can transport out excavation storehouse by conveyor.But the working environment of tunneling boring tunneling equipment is very complicated, its excavation face met with can not be all dregs or dregs mud mixture, also can not be all that fragility is from solidity rock, in most cases, these two kinds of excavation faces constantly alternately to occur, now just need to change different tunneling boring tunneling equipments according to the change of tunnel piercing pattern, be unfavorable for the raising of drivage efficiency, more significantly add constructing tunnel cost.
Summary of the invention
The technical problem to be solved in the present invention is, the tunnel piercing pattern existed for tunneling boring tunneling equipment in prior art is single, the raising that is unfavorable for drivage efficiency and the high above-mentioned defect of constructing tunnel cost, provides a kind of and is beneficial to the double mode shield structure interchanged type pressure-bearing next door that tunneling boring tunneling equipment can realize freely switching, contributing to raising drivage efficiency and reduction construction cost between earth pressure balance pattern and hard rock pattern.
The present invention is for solving the problems of the technologies described above, and its technical scheme adopted is as follows:
A kind of double mode shield structure interchanged type pressure-bearing next door, comprises fixed mount, pressure-bearing next door cover plate and pressure-bearing next door driving mechanism;
Pressure-bearing next door cover plate is connected with pressure-bearing next door driving mechanism, and pressure-bearing next door driving mechanism is arranged on fixed mount.
In double mode shield structure interchanged type pressure-bearing next door of the present invention, pressure-bearing next door driving mechanism is arranged on fixed mount, and this pressure-bearing next door driving mechanism is for driving pressure-bearing next door cover plate, therefore, this pressure-bearing next door cover plate can realize holding and conjunction with fixed mount under the effect of pressure-bearing next door driving mechanism, when pressure-bearing next door driving mechanism promotes pressure-bearing next door cover plate when making this pressure-bearing next door cover plate and fixed mount separate, what tunneling boring tunneling equipment was then taked is hard rock pattern, when pressure-bearing next door driving mechanism promotes pressure-bearing next door cover plate when making this pressure-bearing next door cover plate and fixed mount be combined, tunneling boring tunneling equipment can freely switch to earth pressure balance pattern by hard rock pattern, it can thus be appreciated that, double mode shield structure interchanged type pressure-bearing next door of the present invention is beneficial to tunneling boring tunneling equipment and can realizes freely switching between earth pressure balance pattern and hard rock pattern, when tunneling boring tunneling equipment suffers from different excavation faces, tunneling boring tunneling equipment need not be changed, described double mode shield structure interchanged type pressure-bearing next door only need be relied on to switch boring mode, contribute to improving drivage efficiency, reduce construction cost more to a great extent.
Improve as to the one in double mode shield structure interchanged type pressure-bearing next door of the present invention, above-mentioned pressure-bearing next door driving mechanism comprises main traction cylinder and telescopic arm, and the two ends of telescopic arm are connected with pressure-bearing next door cover plate with main traction cylinder respectively.
The two ends of above-mentioned telescopic arm are connected with pressure-bearing next door cover plate with main traction cylinder respectively, wherein, main traction cylinder is mainly used in driving pressure-bearing next door cover plate by telescopic arm, on the one hand, such design makes pressure-bearing next door cover plate can realize opening and conjunction with fixed mount, tunneling boring tunneling equipment freely switching between earth pressure balance pattern and hard rock pattern is realized with this, on the other hand, such design support force brought of pressure-bearing next door cover plate can also being conducted oneself with dignity is married again on telescopic arm, winner's traction cylinder is made only to bear end thrust, contribute to the application life extending main traction cylinder, in addition, this telescopic arm mainly plays guide effect, and the active force by main traction cylinder conducts to pressure-bearing next door cover plate, can also bear the own wt of pressure-bearing next door cover plate.
Further, above-mentioned main traction cylinder is main drawing oil cylinder.Compared with cylinder, because oil cylinder volume is little, power is large, therefore adopt main drawing oil cylinder as main traction cylinder, on the one hand, a large amount of installing spaces can be saved, on the other hand, constant motion and variable motion can be done, the degree of freedom of transmission is higher, and transmission stability is better, is waiting the needs that can meet shield machine propelling under steric requirements.
Improve as to the one in double mode shield structure interchanged type pressure-bearing next door of the present invention, also comprise the closure assemblies being arranged on above-mentioned fixed mount top.When tunneling boring tunneling equipment adopts hard rock pattern to carry out tunnel piercing, pressure-bearing next door cover plate and fixed mount are in the state separated, now, a space is there is between this pressure-bearing next door cover plate and fixed mount, dregs or dregs mud mixture or fragility just can be fallen in this space from solidity rock, damage or injury so can cause equipment itself or staff, and this closure assemblies in case of emergency can form umbrella operator guards in the top position of fixed mount and pressure-bearing next door cover plate, thus avoid dregs or dregs mud mixture or fragility from solidity rock fall into equipment itself or staff cause damage or injury, not only contribute to the application life extending tunneling boring tunneling equipment, and safety factor is high.
Further, above-mentioned closure assemblies comprises capping and for driving the capping traction cylinder of this capping, and this capping traction cylinder is arranged on the top of above-mentioned fixed mount.
When tunneling boring tunneling equipment adopts hard rock pattern to carry out tunnel piercing; namely when pressure-bearing next door cover plate and fixed mount are in the state separated; at this in emergency circumstances, capping can form umbrella operator guards in the top position of fixed mount and pressure-bearing next door cover plate under the driving of capping traction cylinder.
Further, above-mentioned capping traction cylinder is capping drawing oil cylinder.Same as above, adopt capping drawing oil cylinder as capping traction cylinder, not only can save a large amount of installing spaces, and make capping traction cylinder can do constant motion and variable motion, the degree of freedom of its transmission is higher, and transmission stability is better, can meet the needs that shield machine advances.
In technical scheme of the present invention, the bottom inside of above-mentioned pressure-bearing next door cover plate is provided with sealing ring, when described double mode shield structure interchanged type pressure-bearing next door and shield body are installed together, being provided with of sealing circle helps strengthen pressure-bearing next door cover plate and the sealing performance be connected between shield body, be specially: when tunneling boring tunneling equipment adopts earth pressure balance pattern to carry out tunnel piercing, sealing circle can also realize excavating the seal isolation inside storehouse and shield body.
In addition, in technical scheme of the present invention, to be allly not specifically noted, all by adopting the conventional means in this area to realize the technical program.
Therefore, double mode shield structure interchanged type pressure-bearing next door provided by the invention is beneficial to tunneling boring tunneling equipment and can realizes freely switching between earth pressure balance pattern and hard rock pattern, contributes to improving drivage efficiency, can also reduce construction cost.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described, in accompanying drawing:
Fig. 1 is the structural representation in double mode shield structure interchanged type pressure-bearing next door in the present embodiment, and wherein, pressure-bearing next door cover plate and fixed mount are separated;
Fig. 2 is the structural representation in double mode shield structure interchanged type pressure-bearing next door in the present embodiment, and wherein, pressure-bearing next door cover plate and fixed mount are combined;
Now by as follows for the label declaration in accompanying drawing: 1 is pressure-bearing next door cover plate, and 2 is fixed mount, and 3 is telescopic arm, and 3.1 is motion bar, and 4 is main traction cylinder, and 4.1 is piston rod, 5 is capping traction cylinder, and 6 is capping.
Detailed description of the invention
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
In present pre-ferred embodiments, a kind of double mode shield structure interchanged type pressure-bearing next door, comprise fixed mount 2, pressure-bearing next door cover plate 1, pressure-bearing next door driving mechanism and closure assemblies, wherein, this pressure-bearing next door cover plate 1 is connected with pressure-bearing next door driving mechanism, and this pressure-bearing next door driving mechanism is arranged on fixed mount 2, and this closure assemblies is arranged on fixed mount 2 top.
As depicted in figs. 1 and 2, above-mentioned pressure-bearing next door driving mechanism comprises main traction cylinder 4 and telescopic arm 3, above-mentioned pressure-bearing next door cover plate 1 is connected by bolt one end with the motion bar 3.1 of telescopic arm 3, and the other end of the motion bar 3.1 of this telescopic arm 3 is connected by the piston rod 4.1 of bearing pin with main traction cylinder 4; Above-mentioned closure assemblies comprises capping 6 and for driving the capping traction cylinder 5 of this capping 6, and this capping traction cylinder 5 is arranged on the top of above-mentioned fixed mount 2.
In the present embodiment, as shown in Figure 1, when tunneling boring tunneling equipment adopts hard rock pattern to carry out tunnel piercing, by control button or PLC program, above-mentioned main traction cylinder 4 is shunk reach capacity position and lock its position, avoid because rubble dregs drops and cause pressure-bearing next door cover plate 1 to shake, meanwhile, this main traction cylinder 4 promotes pressure-bearing next door cover plate 1 and opens to make this main traction cylinder 4 to be in fixed mount 2 state separated.
As shown in Figure 2, when tunneling boring tunneling equipment adopts earth pressure balance pattern to carry out tunnel piercing, winner's traction cylinder 4 stretched out reach capacity position by control button or PLC program and lock its position, be added with in hydraulic system and automatically lock position functions, meanwhile, this main traction cylinder 4 promote pressure-bearing next door cover plate 1 and make this pressure-bearing next door cover plate 1 2-in-1 with fixed mount together with.
Above-mentioned main traction cylinder 4 is main drawing oil cylinder, and above-mentioned capping traction cylinder 5 is capping drawing oil cylinder, and main drawing oil cylinder, capping drawing oil cylinder hydraulic system used and miscellaneous equipment share a loop, and hydraulic pressure reaches 13MPa.
In the present embodiment, the bottom inside of above-mentioned pressure-bearing next door cover plate 1 is provided with sealing ring.
Should be understood that, for those of ordinary skills, can be improved according to the above description or convert, and all these improve and convert the protection domain that all should belong to claims of the present invention.
Claims (6)
1. a double mode shield structure interchanged type pressure-bearing next door, is characterized in that, comprises fixed mount (2), pressure-bearing next door cover plate (1) and pressure-bearing next door driving mechanism;
Described pressure-bearing next door cover plate (1) is connected with described pressure-bearing next door driving mechanism, and described pressure-bearing next door driving mechanism is arranged on described fixed mount (2).
2. double mode shield structure interchanged type pressure-bearing next door according to claim 1, it is characterized in that, described pressure-bearing next door driving mechanism comprises main traction cylinder (4) and telescopic arm (3), and the two ends of described telescopic arm (3) are connected with pressure-bearing next door cover plate (1) with described main traction cylinder (4) respectively.
3. double mode shield structure interchanged type pressure-bearing next door according to claim 2, it is characterized in that, described main traction cylinder (4) is main drawing oil cylinder.
4. double mode shield structure interchanged type pressure-bearing next door according to claim 1, is characterized in that, also comprise the closure assemblies being arranged on described fixed mount (2) top.
5. double mode shield structure interchanged type pressure-bearing next door according to claim 4, it is characterized in that, described closure assemblies comprises capping (6) and for driving the capping traction cylinder (5) of described capping (6), and described capping traction cylinder (5) is arranged on the top of described fixed mount (2).
6. double mode shield structure interchanged type pressure-bearing next door according to claim 5, it is characterized in that, described capping traction cylinder (5) is capping drawing oil cylinder.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201510942007.XA CN105422106A (en) | 2015-12-16 | 2015-12-16 | Double-mode shield interchanged pressure bearing partition |
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CN201510942007.XA CN105422106A (en) | 2015-12-16 | 2015-12-16 | Double-mode shield interchanged pressure bearing partition |
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CN105422106A true CN105422106A (en) | 2016-03-23 |
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CN201510942007.XA Pending CN105422106A (en) | 2015-12-16 | 2015-12-16 | Double-mode shield interchanged pressure bearing partition |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109403989A (en) * | 2018-12-28 | 2019-03-01 | 中铁工程装备集团有限公司 | A kind of muddy water open type double mode development machine |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102410027A (en) * | 2011-10-19 | 2012-04-11 | 中铁隧道装备制造有限公司 | Novel dual-mode TBM (tunnel boring machine) and control method thereof |
CN202560238U (en) * | 2012-03-23 | 2012-11-28 | 北京华隧通掘进装备有限公司 | Soft and hard rock mode conversion heading machine |
CN202970722U (en) * | 2012-11-14 | 2013-06-05 | 广东华隧建设股份有限公司 | Double-mode shield tunneling machine |
CN205382938U (en) * | 2015-12-16 | 2016-07-13 | 徐工集团凯宫重工南京有限公司 | Double mode shield constructs exchange type pressure -bearing next door |
-
2015
- 2015-12-16 CN CN201510942007.XA patent/CN105422106A/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102410027A (en) * | 2011-10-19 | 2012-04-11 | 中铁隧道装备制造有限公司 | Novel dual-mode TBM (tunnel boring machine) and control method thereof |
CN202560238U (en) * | 2012-03-23 | 2012-11-28 | 北京华隧通掘进装备有限公司 | Soft and hard rock mode conversion heading machine |
CN202970722U (en) * | 2012-11-14 | 2013-06-05 | 广东华隧建设股份有限公司 | Double-mode shield tunneling machine |
CN205382938U (en) * | 2015-12-16 | 2016-07-13 | 徐工集团凯宫重工南京有限公司 | Double mode shield constructs exchange type pressure -bearing next door |
Non-Patent Citations (1)
Title |
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姚平等: "双模式盾构机的设计研究与应用", 《机械工程师》 * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109403989A (en) * | 2018-12-28 | 2019-03-01 | 中铁工程装备集团有限公司 | A kind of muddy water open type double mode development machine |
CN109403989B (en) * | 2018-12-28 | 2024-07-05 | 中铁工程装备集团有限公司 | Muddy water open-type dual-mode heading machine |
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Application publication date: 20160323 |