CN109826638A - A kind of hydraulic cylinder arrangement control mechanism for shield machine - Google Patents
A kind of hydraulic cylinder arrangement control mechanism for shield machine Download PDFInfo
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- CN109826638A CN109826638A CN201910066089.4A CN201910066089A CN109826638A CN 109826638 A CN109826638 A CN 109826638A CN 201910066089 A CN201910066089 A CN 201910066089A CN 109826638 A CN109826638 A CN 109826638A
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- hydraulic cylinder
- shield
- support frame
- shield body
- control mechanism
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Abstract
The invention discloses a kind of hydraulic cylinder arrangement control mechanisms for shield machine, including shield body, partition, hydraulic cylinder, support frame and push-pull device at fixed, support frame as described above is set to inside shield body and affixed therewith, the partition is set in shield body, it is equipped with slot along shield body axis extending direction on support frame as described above, the slot is multiple in being arranged on support frame around shield body axis, and the hydraulic cylinder passes through slot, in bulkhead sides, the other end is withstood on section of jurisdiction one end liner by supportting boots；The hydraulic cylinder is multiple around the setting of shield body axis, and described push-pull device at fixed one end and hydraulic cylinder are hinged, and the other end hingedly on the support frame, is rotated around shield body axis for hydraulic cylinder and adjusted.It is an object of the present invention to provide a kind of hydraulic cylinder arrangement control mechanism for shield machine, shield propelling system can change the position of hydraulic cylinder in due course in compound stratum tunneling process, layout optimization be realized, to improve shield driving efficiency.
Description
Technical field
The invention belongs to Tunnel Engineering technical field, specially a kind of hydraulic cylinder arrangement control mechanism for shield machine.
Background technique
Shield propelling system plays decisive influence as shield key components, to shield tunnel construction quality.It pushes away
Into system as shield key components, decisive influence is played to shield tunnel construction quality.Shield propelling system is main
It is made of the hydraulic cylinder and power supply system of abutting shield shell inner peripheral position circumferentially uniform fixed and arranged, when shield-tunneling construction
Propelling hydraulic cylinder one end is acted on to overcome shield driving to load in shield body, and other end pushing tow is in rear mounted section of jurisdiction
On, the mechanical jacking task of entire shield, turning, curve in completion shield tunneling process are realized by the reaction force of section of jurisdiction
Traveling, is rectified a deviation and is moved synchronously at gesture stability, is the important link in shield, plays decision to shield tunnel construction quality
Property influence.
Shield in the actual construction process, will obtain the construction sufficiently exact Mechanical Data information of ground object typically more
Difficulty, effect when driving between shield and stratum have randomness, and existing subregion shield propelling system, due to each area's liquid
Cylinder pressure quantity is fixed, therefore cannot preferably be solved shield and be self-possessed in face of real-time geological conditions, cutterhead, caused by correction and deflecting
Unbalance loading phenomenon.
Summary of the invention
The purpose of the present invention is in view of the above problems, providing a kind of hydraulic cylinder arrangement control mechanism for shield machine, shield
Structure propulsion system can change the position of hydraulic cylinder in due course in compound stratum tunneling process, layout optimization be realized, to improve shield
Structure drivage efficiency.
In order to achieve the above object, the technical solution adopted by the present invention is that: a kind of hydraulic cylinder arrangement control for shield machine
Mechanism, including shield body, partition, hydraulic cylinder, support frame and push-pull device at fixed, support frame as described above are set to inside shield body and consolidate therewith
It connects, the partition is set in shield body, is equipped with slot along shield body axis extending direction on support frame as described above, the slot is in support
Multiple around the setting of shield body axis on frame, the hydraulic cylinder passes through slot, and one end liner passes through support boots in bulkhead sides, the other end
It withstands on section of jurisdiction；The hydraulic cylinder is multiple around the setting of shield body axis, and described push-pull device at fixed one end and hydraulic cylinder are hinged, the other end
Hingedly on the support frame, it rotates and adjusts around shield body axis for hydraulic cylinder.
Further, rotatable lantern ring is arranged on the hydraulic cylinder, described push-pull device at fixed one end is connect with lantern ring.
Further, support frame as described above side is equipped with mounting post, and the mounting post is multiple around the setting of shield body axis, described to push away
The drawing device other end and installation are column articulated.
Further, the mounting post is equipped with lower fixture nut and upper fixture nut by being threadedly engaged, under described
Fixture nut, upper fixture nut are respectively arranged at the two sides of push-pull device at fixed Yu mounting post hinge joint.
Further, the push-pull device at fixed is two-way jack.
Further, the face that the partition is contacted with hydraulic cylinder is equipped with pressure-resistant hard rubber layers.
Further, the slot is arc groove hole.
Beneficial effects of the present invention:
1, the placement position of propelling hydraulic cylinder is adjusted in the present invention using two-way jack, improves thrust transmission characteristic, solves
Shield system caused unbalance loading phenomenon when changing in face of load such as real-time geological conditions, self weight, deflectings, increases the geology of shield
The scope of application.
2, the propulsion system of control mechanism is added in the present invention compared with traditional propulsion system, shield system can be in driving
Different geological conditions is flexibly coped with, the propulsion system thrust hydraulic cylinder in shield system more evenly, effectively avoids section of jurisdiction broken
It splits.
3, advancing hydraulic pressure cylinder position is driven using two-way jack in the present invention, reduces the trouble that personnel are adjusted, safety, and
Convenient for automation control.
Detailed description of the invention
Fig. 1 is structure of the invention schematic front view.
Fig. 2 is partial enlargement structural representation at A of the present invention.
Fig. 3 is the layout of hydraulic cylinder when the present invention tunnels in hard layer.
Fig. 4 is the layout of hydraulic cylinder when the present invention tunnels in soft layer.
Fig. 5 is present hydraulic cylinder and support frame assembly relation schematic diagram.
Label character described in figure indicates are as follows: 1, cutterhead；2, shield body；3, partition；4, hydraulic cylinder；5, support frame；6, slot；
7, lantern ring；8, push-pull device at fixed；9, mounting post；10, lower fixture nut；11, upper fixture nut；12, boots are supportted；13, section of jurisdiction.
Specific embodiment
In order to make those skilled in the art more fully understand technical solution of the present invention, with reference to the accompanying drawing to the present invention into
Row detailed description, the description of this part be only it is exemplary and explanatory, should not have any limitation to protection scope of the present invention
Effect.
As shown in Figs. 1-5, specific structure of the invention are as follows: a kind of hydraulic cylinder arrangement control mechanism for shield machine, packet
The shield body 2 for ring structure, partition 3, hydraulic cylinder 4, support frame 5 and push-pull device at fixed 8 are included, 2 head end of shield body is equipped with for excavating
Cutterhead 1, support frame as described above 5 is set to the inside of shield body 2 and affixed therewith, and the partition 3 is set in shield body 2, the support
On frame 5 along 2 axis extending direction of shield body be equipped with slot 6, the slot 6 on support frame 5 around 2 axis of shield body be arranged multiple, institute
Hydraulic cylinder 4 is stated across slot 6, one end liner is in 3 side of partition, and the other end is withstood on section of jurisdiction 13 by supportting boots 12, hydraulic cylinder 4
It is tunneled forward when stretching by the entire mechanism of reaction propulsion on section of jurisdiction 13；The hydraulic cylinder 4 is arranged more around 2 axis of shield body
A, described 8 one end of push-pull device at fixed and 4 body of hydraulic cylinder are hinged, and the other end is hinged on support frame 5, for hydraulic cylinder 4 around shield body 2
Axis rotation is adjusted.
Preferably, rotatable lantern ring 7 is arranged on 4 body of hydraulic cylinder, described 8 one end of push-pull device at fixed and lantern ring 7 connect
It connects.
Preferably, 5 side of support frame as described above is equipped with mounting post 9, and the mounting post 9 is multiple around the setting of 2 axis of shield body, described
8 other end of push-pull device at fixed and mounting post 9 are hinged.
Preferably, the mounting post 9 is equipped with lower fixture nut 10 and upper fixture nut 11 by being threadedly engaged, described
Lower fixture nut 10, upper fixture nut 11 are respectively arranged at the two sides of push-pull device at fixed 8 Yu 9 hinge joint of mounting post.
Preferably, the push-pull device at fixed 8 is two-way jack.
Preferably, the face that the partition 3 is contacted with hydraulic cylinder 4 is equipped with pressure-resistant hard rubber layers.
Preferably, the slot 6 is arc groove hole.
When specifically used, heterogeneous rock stratum is encountered in shield machine tunneling process or there may be larger resistance torque stratum, complete
After pipe ring distance driving, when carrying out shield segment assembling, hydraulic cylinder 4 is pushed or pull in slot by push-pull device at fixed 8
It is slided in hole 6, to change layout phase of the propulsion system hydraulic cylinder in circumferential adjustment tank to eliminate unbalance loading and adapt to extraneous load.
In addition, the arc length of each slot 6 need to adjust angle with corresponding hydraulic cylinder 4 it is related.
As shown in figure 3, when shield machine is under the conditions of uniform hardpan, hydraulic cylinder 4 is by being evenly distributed on support frame 5
Slot 6 in, push shield machine tunnel forward.
As shown in figure 4, push-pull device at fixed 8 controls the liquid in dotted line frame when shield machine is under uniform soft formation condition
For cylinder pressure 4 to 6 bottom of slot, close distribution under dredging in formation pushes shield machine to tunnel forward.
Such as Fig. 5, shield machine encounters soft rock in progradation and excavates environment, according to the geologic data of shield machine work and outside
Portion's load condition calculates the layout phase angle θ of hydraulic cylinder 4, subtracts the layout phase being calculated with current layout phase angle β
Parallactic angle θ obtains the adjusting angle σ of each hydraulic cylinder 4, and the collapsing length L of push-pull device at fixed 8 is calculated by the angle σ, adjusts push-and-pull
Device 8 elongates or shortens length L, and hydraulic cylinder 4 slides into layout phase angle θ in slot 6.
It should be noted that, in this document, the terms "include", "comprise" or its any other variant are intended to non-row
His property includes, so that the process, method, article or equipment for including a series of elements not only includes those elements, and
And further include other elements that are not explicitly listed, or further include for this process, method, article or equipment institute it is intrinsic
Element.
Used herein a specific example illustrates the principle and implementation of the invention, the explanation of above example
It is merely used to help understand method and its core concept of the invention.The above is only a preferred embodiment of the present invention, it answers
When pointing out due to the finiteness of literal expression, and objectively there is unlimited specific structure, for the common skill of the art
For art personnel, without departing from the principle of the present invention, several improvement, retouching or variation can also be made, can also incited somebody to action
Above-mentioned technical characteristic is combined in the right way；These improve retouching, variation or combination, or the not improved structure by invention
Think and technical solution directly applies to other occasions, is regarded as protection scope of the present invention.
Claims (7)
- Control mechanism, including shield body (2), partition (3), hydraulic cylinder (4), support frame 1. a kind of hydraulic cylinder for shield machine is arranged (5) and push-pull device at fixed (8), support frame as described above (5) is set to that shield body (2) is internal and affixed therewith, and the partition (3) is set to shield In body (2), which is characterized in that be equipped with slot (6) along shield body (2) axis extending direction on support frame as described above (5), the slot (6) on support frame (5) around shield body (2) axis be arranged it is multiple, the hydraulic cylinder (4) pass through slot (6), one end liner every Plate (3) side, the other end are withstood on section of jurisdiction (13) by supportting boots (12)；The hydraulic cylinder (4) is arranged more around shield body (2) axis A, described push-pull device at fixed (8) one end and hydraulic cylinder (4) body are hinged, and the other end is hinged on support frame (5), are used for hydraulic cylinder (4) It rotates and adjusts around shield body (2) axis.
- The control mechanism 2. a kind of hydraulic cylinder for shield machine according to claim 1 is arranged, which is characterized in that the liquid It is arranged with rotatable lantern ring (7) on cylinder pressure (4) body, described push-pull device at fixed (8) one end is connect with lantern ring (7).
- The control mechanism 3. a kind of hydraulic cylinder for shield machine according to claim 2 is arranged, which is characterized in that the branch Support (5) side is equipped with mounting post (9), and the mounting post (9) is multiple around the setting of shield body (2) axis, and the push-pull device at fixed (8) is another One end and mounting post (9) are hinged.
- The control mechanism 4. a kind of hydraulic cylinder for shield machine according to claim 3 is arranged, which is characterized in that the peace Dress column (9) is equipped with through the lower fixture nut (10) and upper fixture nut (11) that are threadedly engaged, the lower fixture nut (10), Upper fixture nut (11) is respectively arranged at the two sides of push-pull device at fixed (8) Yu mounting post (9) hinge joint.
- The control mechanism 5. a kind of hydraulic cylinder for shield machine according to claim 1 is arranged, which is characterized in that described to push away Drawing device (8) is two-way jack.
- The control mechanism 6. a kind of hydraulic cylinder for shield machine according to claim 1 is arranged, which is characterized in that it is described every The face that plate (3) is contacted with hydraulic cylinder (4) is equipped with pressure-resistant hard rubber layers.
- The control mechanism 7. a kind of hydraulic cylinder for shield machine according to claim 1 is arranged, which is characterized in that the slot Hole (6) is arc groove hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910066089.4A CN109826638B (en) | 2019-01-24 | 2019-01-24 | Hydraulic cylinder arrangement control mechanism for shield machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910066089.4A CN109826638B (en) | 2019-01-24 | 2019-01-24 | Hydraulic cylinder arrangement control mechanism for shield machine |
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| Publication Number | Publication Date |
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| CN109826638A true CN109826638A (en) | 2019-05-31 |
| CN109826638B CN109826638B (en) | 2020-11-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910066089.4A Active CN109826638B (en) | 2019-01-24 | 2019-01-24 | Hydraulic cylinder arrangement control mechanism for shield machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116480356A (en) * | 2023-04-07 | 2023-07-25 | 中铁隧道股份有限公司 | Variable-resistance-based shield tunneling machine host translation device and application method thereof |
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| CN101649743A (en) * | 2009-09-09 | 2010-02-17 | 清华大学 | Adjustable propulsion mechanism for soil pressure balance type shield |
| CN103195436A (en) * | 2013-03-28 | 2013-07-10 | 上海隧道工程股份有限公司 | Combined hinging device for shield tunneling machine |
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| CN206723175U (en) * | 2017-03-21 | 2017-12-08 | 武汉善福重型机床有限公司 | A kind of shield machine thrust oil cylinder drift angle adjusting means |
| CN108756905A (en) * | 2018-07-19 | 2018-11-06 | 中国铁建重工集团有限公司 | Shield machine and its double shields support shoe apparatus |
| CN109026041A (en) * | 2018-08-06 | 2018-12-18 | 湖南科技大学 | A kind of shield propelling system control method for anti-bias load |
| CN109209411A (en) * | 2018-09-14 | 2019-01-15 | 湖南科技大学 | A kind of controllable propulsion system for earth pressure balanced shield, EPBS |
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2019
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Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2296928Y (en) * | 1997-04-30 | 1998-11-11 | 胜利石油管理局胜利采油厂 | Automatic safety operator for oil field well-repairing hydraulic tongs |
| CN101285387A (en) * | 2008-05-22 | 2008-10-15 | 清华大学 | Propelling plant for earth pressure balancing shield |
| CN101649743A (en) * | 2009-09-09 | 2010-02-17 | 清华大学 | Adjustable propulsion mechanism for soil pressure balance type shield |
| CN103195436A (en) * | 2013-03-28 | 2013-07-10 | 上海隧道工程股份有限公司 | Combined hinging device for shield tunneling machine |
| CN206723175U (en) * | 2017-03-21 | 2017-12-08 | 武汉善福重型机床有限公司 | A kind of shield machine thrust oil cylinder drift angle adjusting means |
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| CN108756905A (en) * | 2018-07-19 | 2018-11-06 | 中国铁建重工集团有限公司 | Shield machine and its double shields support shoe apparatus |
| CN109026041A (en) * | 2018-08-06 | 2018-12-18 | 湖南科技大学 | A kind of shield propelling system control method for anti-bias load |
| CN109209411A (en) * | 2018-09-14 | 2019-01-15 | 湖南科技大学 | A kind of controllable propulsion system for earth pressure balanced shield, EPBS |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116480356A (en) * | 2023-04-07 | 2023-07-25 | 中铁隧道股份有限公司 | Variable-resistance-based shield tunneling machine host translation device and application method thereof |
| CN116480356B (en) * | 2023-04-07 | 2024-01-26 | 中铁隧道股份有限公司 | Variable-resistance-based shield tunneling machine host translation device and application method thereof |
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| CN109826638B (en) | 2020-11-03 |
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