CN106437736A - Main driving device of angle adjustable shield tunneling machine - Google Patents

Main driving device of angle adjustable shield tunneling machine Download PDF

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Publication number
CN106437736A
CN106437736A CN201611010555.XA CN201611010555A CN106437736A CN 106437736 A CN106437736 A CN 106437736A CN 201611010555 A CN201611010555 A CN 201611010555A CN 106437736 A CN106437736 A CN 106437736A
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CN
China
Prior art keywords
bearing
base
mounting seat
spherical surface
angle
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Granted
Application number
CN201611010555.XA
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Chinese (zh)
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CN106437736B (en
Inventor
苏延奇
徐昊朗
李留涛
韩真
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Jiangsu Kaigong Tunnel Machinery Co Ltd
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Jiangsu Kaigong Tunnel Machinery Co Ltd
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Priority to CN201611010555.XA priority Critical patent/CN106437736B/en
Publication of CN106437736A publication Critical patent/CN106437736A/en
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Publication of CN106437736B publication Critical patent/CN106437736B/en
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Classifications

    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21DSHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D9/00Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
    • E21D9/06Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining
    • E21D9/0621Shield advancing devices
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21DSHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D9/00Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
    • E21D9/06Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining
    • E21D9/0692Cutter drive shields
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21DSHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D9/00Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
    • E21D9/06Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining
    • E21D9/08Making 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

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  • 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 main driving device of an angle adjustable shield tunneling machine. The main driving device comprises an outer spherical surface main bearing, a first inner spherical surface main bearing mounting seat, a second inner spherical surface main bearing mounting seat, angle adjusting cylinders, a cylinder mounting seat and a sealed mounting seat, wherein the first and second inner spherical surface main bearing mounting seats are respectively matched with the outer spherical surface main bearing through spherical surfaces; totally four angle adjusting cylinders are uniformly distributed on the same circle, one end of each of the angle adjusting cylinders is hinged with the outer spherical surface main bearing, and the other end of each of the angle adjusting cylinders is hinged with the shield tunneling machine. According to the device, rising or sinking of a cutter head of the shield tunneling machine is controlled by adjusting the stroke difference of an upper cylinder and a lower cylinder, a tunneling posture of the shield tunneling machine is adjusted, a phenomenon that segment damage in a thrust posture is adjusted by a thrust cylinder is avoided, and the tunneling direction of the shield tunneling machine can be accurately controlled; meanwhile, the over-excavation amount of the cutter head can be adjusted by adjusting the stroke difference of the left and right two cylinders, so that an aim of smoothly turning the shield tunneling machine is achieved, use of the cylinders and other assemblies is avoided, the manufacturing cost is reduced, and the cutter head structure is simplified.

Description

Adjustable-angle shield machine main drive
Technical field
The present invention relates to shield machine technical field, particularly relate to a kind of adjustable-angle shield owner and drive dress Put.
Background technology
It is the power source of cutterhead rotation during shield machine driving that shield owner drives, and is the core system of shield machine.In shield In machine tunneling process, main drive outside be bolted with anterior shield shield body together with keep fixing, internal by revolving support Bearing exports rotary driving force and torque to cutterhead, to drive the rotation excavating cutterhead.Because shield machine front weight is not enough or It is excessive that person bears radial direction soil pressure, leads to shield machine cutterhead in tunneling process to float or sink, causes segment assembly to damage, with When may also result in the physical location in tunnel and design planning is not inconsistent, therefore, necessary when cutter head of shield machine floats or sinks Adjustment attitude of shield machine, so that the physical location in tunnel is consistent with design.In actual mechanical process, the pose adjustment of shield machine Rely primarily on the flexible progressive error of propelling cylinder and the steering of cutterhead to realize, flexible progressive error is wayward, and progressive error is excessive, So that the angle between shield body and section of jurisdiction is increased, cause breakage, the faulting of slab ends of section of jurisdiction.
Meanwhile, shield machine needs by backbreaking knife or imitation-shaped knife is backbreak when turning, and function of will realizing backbreaking, The assemblies such as oil cylinder must be configured on cutterhead, with the power providing backbreak knife or imitation-shaped knife to stretch, also will design corresponding simultaneously Pipeline, detection means etc., increased the manufacturing cost of cutterhead, make cutterhead overall structure become complicated.
For these reasons it is necessary to a kind of adjustable-angle shield owner that can solve the above problems of invention drives dress Put, adjust shield machine driving attitude to reach by adjusting shield owner's driving angle, suppression shield machine float or sink with And simplify the purpose of cutter head structure.
Content of the invention
In order to overcome drawbacks described above, the invention provides a kind of adjustable-angle shield machine main drive, this device can Adjust the angle of cutterhead, and then the floating of control cutterhead or sinking with the angle by adjusting main driving, can also simultaneously Backbreaking of cutterhead is controlled by the angle adjusting cutterhead, to realize the smooth turning of shield machine.
The present invention be employed technical scheme comprise that to solve its technical problem:A kind of adjustable-angle shield owner drives Device, including spherical outside surface base bearing, the first Internal Spherical Surface base bearing mounting seat, the second Internal Spherical Surface base bearing mounting seat, angle adjustment Oil cylinder, cylinder installation seat and sealed installing seat, drive slewing bearing based on described spherical outside surface base bearing, including bearing bottom Seat, bearing gear ring, bearing cover, cylindrical roller and retainer, the outer surface of described bearing base and bearing cover is radius phase Same spherical outside surface, is fixedly connected between described bearing base and the inner face of bearing cover, described bearing gear ring is rolled by cylinder Son is rotatably positioned in described bearing base and bearing cover, and described cylindrical roller is rotatably positioned in described retainer;Institute Stating the first Internal Spherical Surface base bearing mounting seat and the medial surface of the second Internal Spherical Surface base bearing mounting seat is Internal Spherical Surface, is respectively arranged on described The outside of spherical outside surface base bearing, and by its Internal Spherical Surface respectively with the bearing base of described spherical outside surface base bearing and bearing cover Spherical outside surface matches;The outer surface of described bearing base is provided with external tooth, the interior table of described second Internal Spherical Surface base bearing mounting seat Face is provided with internal tooth, and this internal tooth is engaged with described external tooth enables described spherical outside surface base bearing to be swung along set angle, with When prevent described bearing base and bearing cover from rotating;Described first Internal Spherical Surface base bearing mounting seat and the second Internal Spherical Surface base bearing It is fixedly connected between the inner face of mounting seat, and be individually fixed in anterior shield shield body;Described angle adjustment oil cylinder is four, uniformly On the circle of same diameter, in symmetrically distinguishing up and down, bearing pin and anterior shield are passed through in one end of each described angle adjustment oil cylinder Shield body connects, and the other end is connected with a cylinder installation seat by bearing pin, and this cylinder installation seat is fixed on described spherical outside surface main shaft On the outer face of the bearing base holding;The medial surface of described sealed installing seat is fixedly connected with described bearing gear ring, lateral surface with The cutterhead flange of shield machine is fixedly connected.
As a further improvement on the present invention, described spherical outside surface base bearing is main drives revolving support three-row cylinder roller axle Hold, described bearing gear ring is rotatably positioned in described bearing base and bearing cover by three-row cylinder roller.
As a further improvement on the present invention, it is bolted between described bearing base and the inner face of bearing cover Connect.
As a further improvement on the present invention, described first Internal Spherical Surface base bearing mounting seat and the second Internal Spherical Surface base bearing peace It is bolted to connection between the inner face of dress seat.
As a further improvement on the present invention, described first Internal Spherical Surface base bearing mounting seat and the second Internal Spherical Surface base bearing peace It is respectively equipped with O-ring groove on the medial surface of dress seat, in this O-ring groove, be provided with O-ring seals.
As a further improvement on the present invention, the medial surface of described sealed installing seat and described second Internal Spherical Surface base bearing peace It is provided with end-face seal ring between dress seat.
As a further improvement on the present invention, described internal tooth is cydariform internal tooth, and described external tooth is straight tooth-shaped external tooth.
The invention has the beneficial effects as follows:1) this device can control shield machine by adjusting the progressive error of upper and lower two oil cylinders The floating of cutterhead or sinking, the driving attitude of adjustment shield machine, it is to avoid adjusted by propelling cylinder during propulsion attitude Segment damage phenomenon, can accurately control the tunneling direction of shield machine;2) this device can be by adjustment left and right two oil cylinders Progressive error adjusting the amount of backbreaking of cutterhead, to reach the purpose that shield machine is smoothly turned, it is to avoid using assemblies such as oil cylinders, is saved Manufacturing cost, simplifies cutter head structure.
Brief description
Fig. 1 is adjustable-angle main drive structure chart;
Fig. 2 is the A-A sectional view of Fig. 1;
Fig. 3 is the B portion portion's enlarged drawing in Fig. 2.
In conjunction with accompanying drawing, make the following instructions:
2 first Internal Spherical Surface base bearing mounting seats
3 second Internal Spherical Surface base bearing mounting seats
4 angle adjustment oil cylinder 5 O-ring seals
6 end-face seal ring 7 cylinder installation seat
8 sealed installing seat 9 cutterhead flange
11 bearing base 12 bearing gear ring
13 bearing cover 14 cylindrical roller
15 retainer 1 spherical outside surface base bearing
Specific embodiment
Below in conjunction with accompanying drawing, a preferred embodiment to the present invention elaborates.But protection scope of the present invention is not Be limited to following embodiments, the simple equivalence changes in every case made with scope of the present invention patent and description with repair Decorations, all still belong within patent covering scope of the present invention.
A kind of adjustable-angle shield machine main drive, including spherical outside surface base bearing 1, Internal Spherical Surface base bearing mounting seat 2, Internal Spherical Surface base bearing mounting seat 3, angle adjustment oil cylinder 4, O-ring seal 5, end-face seal ring 6, cylinder installation seat 7, sealing are installed Seat 8.
Pivoting support three-row cylinder roller bearing is driven, this bearing is by bearing base based on described spherical outside surface base bearing 1 11st, bearing gear ring 12, bearing cover 13, cylindrical roller 14 and retainer 15 form;Wherein bearing base 11, outside bearing cover 13 Surface is sphere, and the radius of a ball is identical, is attached using bolt between two components, and bearing base 11 outer surface is machined with drum Shape external tooth, can realize the axial wobble of spherical outside surface base bearing 1 using cydariform external tooth and prevent bearing base 11, bearing cover 13 rotation.
Described Internal Spherical Surface base bearing mounting seat 2 is matched with spherical outside surface base bearing 1 by sphere, using bolt connection with Internal Spherical Surface base bearing mounting seat 3 coordinates, and the sphere of Internal Spherical Surface base bearing mounting seat 2 is machined with O-ring groove, to seal interior ball Face base bearing mounting seat 2 and spherical outside surface base bearing 1;It is machined with straight-tooth in the aspheric surface of Internal Spherical Surface base bearing mounting seat 2 simultaneously Shape internal tooth, is meshed with the cydariform external tooth of spherical outside surface base bearing 1, prevents bearing base 11, the rotation of bearing cover 13;Internal Spherical Surface It is connected using studs between base bearing mounting seat 2 and main drive installation seat, be fixed in anterior shield shield body.
Described Internal Spherical Surface base bearing mounting seat 3 is connected with Internal Spherical Surface base bearing mounting seat 2 by bolt, is fixed on anterior shield In shield body, act the effect supporting spherical outside surface base bearing 1, the sphere of Internal Spherical Surface base bearing mounting seat 3 be machined with O-ring groove, To seal Internal Spherical Surface base bearing mounting seat 3 and spherical outside surface base bearing 1.
Described angle adjustment oil cylinder 4 totally 4, is distributed on the circle of same diameter, and in being distributed up and down, one end is passed through Bearing pin is connected with anterior shield shield body, and the other end is connected with main driving swinging section by bearing pin, by adjusting upper and lower two oil cylinders Stroke is in that case it can be decided that cutterhead surface is subject to the buoyancy that downward pressure is also subject to upwards, and then adjusts the driving of shield machine Attitude;By the stroke of adjustment left and right two oil cylinders, the excavation face ovalize of shield machine can be made, progressive error is bigger, oval Major axis is longer, and minor axis length is constant, and the excavated volume of left and right directions is also bigger, so that shield machine can be smoothly turned.
Described O-ring seal 5 seals, end-face seal ring 6 main seal main driving gear oil and gear-box;Oil Cylinder mounting seat 7 is connected with spherical outside surface base bearing 1, drives spherical outside surface base bearing 1 action in angle adjustment oil cylinder 4 action, and then Drive cutterhead action;Sealed installing seat 8 is connected with cutterhead flange by bolt, is connected with bearing gear ring 12 by bolt, works as axle When holding gear ring 12 and rotating under the driving of reductor, cutterhead flange keeps synchronous axial system.
The spherical outside surface base bearing 1 of the present invention passes through spherical surface and Internal Spherical Surface base bearing mounting seat 2, Internal Spherical Surface base bearing peace Dress seat 3 is assembled to form the cooperation similar to oscillating bearing, and bearing base 11 outer surface in spherical outside surface base bearing 1 is machined with cydariform External tooth, is engaged with the internal tooth in Internal Spherical Surface base bearing mounting seat 2, so that spherical outside surface base bearing 1 can only be swung in certain angle and Can not rotate;Internal Spherical Surface base bearing mounting seat 2, Internal Spherical Surface base bearing mounting seat 3 are connected with anterior shield shield body by bolt, When base bearing gear ring 12 rotates, Internal Spherical Surface base bearing mounting seat 2, Internal Spherical Surface base bearing mounting seat 3 keep fixing, interior ball simultaneously O-ring groove is machined with face, mating spherical surfaces face is sealed, accelerated with preventing dust, impurity etc. from entering barreled tooth flank The abrasion of barreled tooth flank, damage;Angle adjustment oil cylinder 4 is respectively distributed one up and down, is uniformly distributed, oil cylinder one end and anterior shield shield body Hinged, the other end is hinged with cylinder installation seat 7, when cutterhead floats in shield machine tunneling process, increases bottom adjustment oil cylinder row Journey, reduces top adjustment oil cylinder stroke, and left and right two oil cylinder stroke keeps constant, now between cutter head panel and anterior shield centrage There is an inclination angle, cutter head panel is subject to a downward component, so that the rising phenomenon of cutterhead is inhibited, when cutterhead has sinking to become During gesture, cutterhead can be made to be subject to a component upwards by contrary adjustment, suppression cutterhead sinks;When cutterhead needs to turn When, increase or reduce the stroke that left part adjusts oil cylinder, reduce or increase the stroke that right part adjusts oil cylinder, upper and lower two oil cylinder strokes Keep constant, make cutter tilt certain angle, now from perpendicular to cutterhead surface observation, excavation face is a circle, and from vertical Straight in the observation of anterior shield centrage, excavation face is then an ellipse, and the poor increase of oval major axis following left two oil cylinder stroke is first Increase, reduce afterwards, when cutter head panel and anterior shield centrage angle are certain, the amount of backbreaking of cutterhead disclosure satisfy that what shield machine was turned Need.
When shield machine driving attitude is correct and does not need to turn, 4 adjustment oil cylinder strokes are consistent, are respectively positioned on initial bit Put, now shield owner activation point is consistent with other non-dimmable integral expression shield owner's activation points.
As can be seen here, 1) present invention can control the floating of cutter head of shield machine by adjusting the progressive error of upper and lower two oil cylinders Or sink, the driving attitude of adjustment shield machine, it is to avoid the segment damage being adjusted by propelling cylinder during propulsion attitude is existing As can accurately control the tunneling direction of shield machine;2) present invention can be adjusted by the progressive error of adjustment left and right two oil cylinders The amount of backbreaking of whole cutterhead, to reach the purpose that shield machine is smoothly turned, it is to avoid using assemblies such as oil cylinders, saves and is manufactured into This, simplify cutter head structure.

Claims (7)

1. a kind of adjustable-angle shield machine main drive it is characterised in that:Including ball in spherical outside surface base bearing (1), first Face base bearing mounting seat (2), the second Internal Spherical Surface base bearing mounting seat (3), angle adjustment oil cylinder (4), cylinder installation seat (7) and close Seal mounting seat (8), drive slewing bearing based on described spherical outside surface base bearing (1), including bearing base (11), bearing gear ring (12), bearing cover (13), cylindrical roller (14) and retainer (15), the outer surface of described bearing base and bearing cover is half Footpath identical spherical outside surface, is fixedly connected between described bearing base and the inner face of bearing cover, and described bearing gear ring passes through circle Post roller is rotatably positioned in described bearing base and bearing cover, and described cylindrical roller is rotatably positioned at described retainer Interior;The medial surface of described first Internal Spherical Surface base bearing mounting seat (2) and the second Internal Spherical Surface base bearing mounting seat (3) is Internal Spherical Surface, It is respectively arranged on the outside of described spherical outside surface base bearing (1), and pass through its Internal Spherical Surface bearing with described spherical outside surface base bearing respectively The spherical outside surface of base and bearing cover matches;The outer surface of described bearing base is provided with external tooth, described second Internal Spherical Surface master The inner surface of bearing mounting base is provided with internal tooth, and this internal tooth is engaged with described external tooth enables described spherical outside surface base bearing along setting Angle is swung, and prevents described bearing base and bearing cover from rotating simultaneously;Described first Internal Spherical Surface base bearing mounting seat (2) And second Internal Spherical Surface base bearing mounting seat (3) inner face between be fixedly connected, and be individually fixed in anterior shield shield body;Described angle Degree adjustment oil cylinder is four, is distributed on the circle of same diameter, in symmetrically distinguishing up and down, each described angle adjustment oil cylinder One end be connected with anterior shield shield body by bearing pin, the other end is connected with a cylinder installation seat by bearing pin, this cylinder installation seat It is fixed on the outer face of bearing base of described spherical outside surface base bearing;The medial surface of described sealed installing seat and described bearing gear Circle is fixedly connected, and lateral surface is fixedly connected with the cutterhead flange (9) of shield machine.
2. adjustable-angle shield machine main drive according to claim 1 it is characterised in that:Described spherical outside surface main shaft Hold (1) main driving revolving support three-row cylinder roller bearing, described bearing gear ring is rotatably positioned by three-row cylinder roller In described bearing base and bearing cover.
3. adjustable-angle shield machine main drive according to claim 1 it is characterised in that:Described bearing base and It is bolted to connection between the inner face of bearing cover.
4. adjustable-angle shield machine main drive according to claim 1 it is characterised in that:Described first Internal Spherical Surface It is bolted to connection between the inner face of base bearing mounting seat (2) and the second Internal Spherical Surface base bearing mounting seat (3).
5. adjustable-angle shield machine main drive according to claim 1 it is characterised in that:Described first Internal Spherical Surface It is respectively equipped with O-ring groove, this O-ring on the medial surface of base bearing mounting seat (2) and the second Internal Spherical Surface base bearing mounting seat (3) It is provided with O-ring seals (5) in groove.
6. adjustable-angle shield machine main drive according to claim 1 it is characterised in that:Described sealed installing seat Medial surface and described second Internal Spherical Surface base bearing mounting seat between be provided with end-face seal ring (6).
7. adjustable-angle shield machine main drive according to claim 1 it is characterised in that:Described internal tooth is cydariform Internal tooth, described external tooth is straight tooth-shaped external tooth.
CN201611010555.XA 2016-11-17 2016-11-17 Adjustable-angle shield machine main drive Active CN106437736B (en)

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Application Number Priority Date Filing Date Title
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CN106437736B CN106437736B (en) 2018-11-02

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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107036811A (en) * 2017-05-08 2017-08-11 中铁工程装备集团有限公司 main driving torque test simulation loading device
CN108533279A (en) * 2018-03-23 2018-09-14 北京交通大学 A kind of model test control system carrying out shield attitude adjusting
CN108661654A (en) * 2018-07-17 2018-10-16 中铁工程装备集团有限公司 A kind of shield machine flexural pivot sealing emergency repair device with oscillating function
CN109026052A (en) * 2018-08-30 2018-12-18 上海隧道工程有限公司 Push pipe for construction tunnel service channel originates frame angle adjustment device
CN109763836A (en) * 2018-12-29 2019-05-17 中铁工程装备集团有限公司 Heavily loaded flexible conveyer suitable for soft arm development machine
CN110242314A (en) * 2019-07-30 2019-09-17 中铁工程服务有限公司 It is a kind of can multifreedom motion TBM cutterhead
CN110529124A (en) * 2019-08-29 2019-12-03 上海隧道工程有限公司 Articulated mounting and its application method for shield machine
CN111927479A (en) * 2020-07-08 2020-11-13 中交天和机械设备制造有限公司 Automatic shield tunneling machine cutter head swinging position identification system and method and shield tunneling machine

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0853990A (en) * 1994-08-11 1996-02-27 Mitsubishi Heavy Ind Ltd Steering-propelling device of tunnel shield machine
CN203130088U (en) * 2013-04-01 2013-08-14 中国铁建重工集团有限公司 Telescopic mechanism for master drive of full-face tunnel boring machine
CN105781564A (en) * 2016-04-29 2016-07-20 中铁工程装备集团有限公司 Telescopic main drive sealing device of larger-diameter shield machine
CN206220969U (en) * 2016-11-17 2017-06-06 江苏凯宫隧道机械有限公司 Adjustable-angle shield machine main drive

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0853990A (en) * 1994-08-11 1996-02-27 Mitsubishi Heavy Ind Ltd Steering-propelling device of tunnel shield machine
CN203130088U (en) * 2013-04-01 2013-08-14 中国铁建重工集团有限公司 Telescopic mechanism for master drive of full-face tunnel boring machine
CN105781564A (en) * 2016-04-29 2016-07-20 中铁工程装备集团有限公司 Telescopic main drive sealing device of larger-diameter shield machine
CN206220969U (en) * 2016-11-17 2017-06-06 江苏凯宫隧道机械有限公司 Adjustable-angle shield machine main drive

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107036811A (en) * 2017-05-08 2017-08-11 中铁工程装备集团有限公司 main driving torque test simulation loading device
CN107036811B (en) * 2017-05-08 2023-04-25 中铁工程装备集团有限公司 Main driving torque test simulation loading device
CN108533279A (en) * 2018-03-23 2018-09-14 北京交通大学 A kind of model test control system carrying out shield attitude adjusting
CN108661654A (en) * 2018-07-17 2018-10-16 中铁工程装备集团有限公司 A kind of shield machine flexural pivot sealing emergency repair device with oscillating function
CN108661654B (en) * 2018-07-17 2024-04-02 中铁工程装备集团有限公司 Spherical hinge sealing emergency repair device with swing function for shield machine
CN109026052A (en) * 2018-08-30 2018-12-18 上海隧道工程有限公司 Push pipe for construction tunnel service channel originates frame angle adjustment device
CN109763836A (en) * 2018-12-29 2019-05-17 中铁工程装备集团有限公司 Heavily loaded flexible conveyer suitable for soft arm development machine
CN109763836B (en) * 2018-12-29 2024-03-08 中铁工程装备集团有限公司 Heavy-load flexible conveyor suitable for flexible arm heading machine
CN110242314A (en) * 2019-07-30 2019-09-17 中铁工程服务有限公司 It is a kind of can multifreedom motion TBM cutterhead
CN110529124A (en) * 2019-08-29 2019-12-03 上海隧道工程有限公司 Articulated mounting and its application method for shield machine
CN111927479A (en) * 2020-07-08 2020-11-13 中交天和机械设备制造有限公司 Automatic shield tunneling machine cutter head swinging position identification system and method and shield tunneling machine

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