CN202510121U - Hard rock boring machine - Google Patents

Hard rock boring machine Download PDF

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Publication number
CN202510121U
CN202510121U CN2012200924449U CN201220092444U CN202510121U CN 202510121 U CN202510121 U CN 202510121U CN 2012200924449 U CN2012200924449 U CN 2012200924449U CN 201220092444 U CN201220092444 U CN 201220092444U CN 202510121 U CN202510121 U CN 202510121U
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China
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shield
support
main
tbm
front
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CN2012200924449U
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Chinese (zh)
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冯伟
冯建新
刘春�
刘海龙
孙炳玉
席家斌
覃艳明
郭京波
郭志
郭欣
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秦皇岛天业通联重工股份有限公司
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Publication of CN202510121U publication Critical patent/CN202510121U/en

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Abstract

The utility model discloses a general compact type hard rock boring machine, which consists of a cutterhead, a main bearing, a front shield, a main driver, a telescopic shield, an articulated oil cylinder, a support shield, a main propulsion system, an auxiliary propulsion system, a reactive torque system, a finger-type shield, a main beam, a steel arch installer, a rock bolt driller, a look-ahead driller, a belt conveyer and the like. The boring machine deals with various complex geological conditions and has an incomparable superiority. Nearly all shotcrete and rock bolt support devices are arranged, so that the selectivity is increased. The length of a main machine is short, so that the friction between shield bodies and a tunnel wall is reduced, and a machine locking accident is avoided. The pushing force and the torque are increased, and the difficulty-relief capacity is strong. The shield bodies change with the gradient, and a machine body is tapered, so that the machine locking accident occurs when the machine meets contractile surrounding rock or passes through fractured zones is effectively avoided. The boring machine is the upgrade and improvement for the open boring machine and has both the advantages of the open boring machine and the shield type boring machine.

Description

一种硬岩掘进机 One kind of TBM

技术领域 FIELD

[0001] 本实用新型涉及工程机械技术领域,特别是涉及一种用于隧道挖掘的通用紧凑型硬岩掘进机。 [0001] TECHNICAL FIELD The present invention relates to engineering, in particular, relates to a universal compact for a TBM tunnel excavation.

背景技术 Background technique

[0002] 全断面硬岩掘进机是融合机、电、液技术为一体的大型掘进装备,被广泛的应用于硬岩地质的各种隧道施工建设工程中,尤其对于大型长距离隧道工程,由于工程长、大、深隧洞的特点,使得传统的钻爆法难以适应工程建设需要,而采用掘进机施工具有快速、优质、安全、经济、环保等突出优点。 [0002] full-face TBM is the integration of mechanical, electrical, fluid technology as one of the large-scale excavation equipment, it is widely used in hard rock geology of various construction projects in tunnel construction, especially for large-scale long-distance tunnel project, due works long, large, deep tunnel characteristics, the traditional drill and blast it difficult to adapt construction needs, while the use of tunneling with outstanding advantages of fast, high quality, security, economic, and environmental protection.

[0003]目前,被人们广泛使用的全断面硬岩掘进机分为开敞式和护盾式两种,护盾式掘进机又分为单护盾和双护盾。 [0003] Currently, the whole section TBM used widely open type and it is divided into two kinds of shields, shield type tunneling machine is divided into single and double shield shields. 开敞式掘进机是一种利用支撑机构撑紧在洞壁上以承受向前推进的反作用力及反扭矩的全断面硬岩掘进机,适用于岩石整体性较好的隧洞。 Open-boring machine by the support mechanism is a tight hold on the forward wall to withstand the reaction force of the counter torque and the whole section TBM for better integrity of the rock tunnel. 其结构简单、快速灵活、配备较全的支护设备,但是当遇到断层或风化软弱围岩时,掘进机支撑机构将无法工作,被迫停机;此外在开敞式掘进机掘进过程中需要大面积围岩支护,特别是遇到大的地下涌水时,掘进速度缓慢;在较差的围岩条件下开敞式掘进机还存在定向性、稳定性差的缺陷;由于掘进过程中操作人员暴露在隧洞环境中,发生塌方或岩爆时容易引发人身安全问题。 Its structure is simple, fast and flexible, with a more complete supporting facilities, but when it comes to fault or surrounding rock weathering weak, boring machine support mechanism will not work, forced to shut down; moreover requires open-boring machine tunneling process a large area of ​​surrounding rock, in particular ground water encountered big, slow tunneling; open-boring machine there is also directivity in poor rock conditions, poor stability deficiencies; tunneling process because the operator exposed to the tunnel environment, easily lead to personal safety when landslides or rock burst.

[0004] 单护盾式掘进机仅适用于管片模式,推进系统依靠来自管片的支反力前进,适合于围岩稳定性较差地层,有一定的局限性。 [0004] Single Shield TBM formula applies only to tube sheet mode, the propulsion system relies on the reaction force from the support tube sheet advancement, adapted to poor stability of surrounding rock strata, there are some limitations.

[0005] 双护盾掘进机是在整机外围设置与机器直径相一致的圆形护盾结构,有主推进和辅助推进两套推进系统,在掘进松软破碎或复杂岩层时较开敞式掘进机具有一定优越性,并且它克服了开敞式掘进机在软弱围岩条件下无法掘进的缺点,配备主推进和辅助推进两套推进系统使得其比开敞式掘进机具有广泛的地质适应性,可实现安全快速施工。 [0005] bis shield tunneling machine is disposed in line with the machine diameter of the circular periphery of the shield structure of the machine, there are two main propulsion and auxiliary propulsion propulsion system, when compared to open-tunneling tunneling soft broken or complex formation machine has certain advantages and which overcomes the disadvantages of open-roadheader in soft rock conditions not excavation, with two main propulsion and auxiliary propulsion propulsion system such that it has a wide adaptability than geological open-boring machine rapid construction, safety can be achieved. 但是由于机身较长的先天不足,在遇到收缩性围岩或经过断层破碎带时容易出现卡机事故。 However, due to deficiencies in the body longer, in the face of contraction or through surrounding rock occurs readily with a card fault fracture Accidents.

实用新型内容 SUMMARY

[0006] 本实用新型提供一种新型式的全断面硬岩掘进机,解决开敞式掘进机在软弱围岩条件下无法掘进和双护盾式掘进机在遇到收缩性围岩或经过断层破碎带时容易出现卡机无法通过的问题。 [0006] The present invention provides a novel type of TBM full section, open-boring machine can not solve the boring conditions and in soft surrounding rock type double shield boring machine encounters through the fault or shrinkage Surrounding card machine problem can not pass easily when broken belt. 该掘进机综合了现有掘进机的各方面优势,具有更加广泛的地质适应性。 The boring machine combines the advantages of various aspects of the existing boring machine, with a more extensive geological adaptability.

[0007] 为达上述目的,本实用新型提供一种硬岩掘进机,包括:刀盘、主轴承、前盾、主驱动、伸缩盾及铰接油缸、支撑盾、主推进系统和辅助推进系统、反扭矩系统、指形盾、主梁、钢拱架安装器、锚杆钻、超前钻、皮带输送机;其中,刀盘位于前盾前部,刀盘上设置盘形滚刀;主轴承位于前盾内部,与主驱动连接;伸缩盾位于前盾和支撑盾之间,包括内伸缩盾和外伸缩盾,外伸缩盾通过螺栓与前盾相连,内伸缩盾通过铰接油缸与支撑盾连接;支撑盾通过主推进系统、反扭矩系统与前盾相连接;辅助推进系统设置在支撑盾内;支撑盾后端设置指形盾;主梁悬臂安装在支撑盾内部,其上设置钢拱架安装器、锚杆钻和超前钻;皮带输送机贯穿安装在整个掘进机内部。 [0007] To achieve the above object, the present invention provides a TBM, comprising: a cutter, a main bearing, front shield, the main drive, and the shield articulated telescopic cylinder, a support shield, the main propulsion system and auxiliary propulsion system, anti-torque system, the finger shield, girder, steel arch mounter bolt drilling, drilling ahead, the conveyor belt; wherein the front shield at the front cutter portion, the cutter disc cutter is provided; the main bearing is located inside of the front shield, connected to the main drive; telescoping shield is located between the front shield and shield support, comprising an inner shield and outer telescopic retractable shield, the shield is connected by a bolt outer telescopic front shield, the shield is connected via a telescopic cylinder articulated to the support shield; shield support the main propulsion system, and anti-torque system is connected to the front shield; auxiliary propulsion system is disposed within the support shield; fingers disposed supporting shield the rear end of the shield; main cantilever shield mounted inside the support, on which the mounting steel arch , a drill and advance a drill bolt; conveyor belt installed throughout the entire inner boring machine.

[0008] 进一步,所述刀盘采用面板式箱型结构;刀盘具采用钢板焊接而成,且在钢板上直接加工出滚刀安装座;所述前盾上设置稳定器和辅助支撑。 [0008] Further, the panel-type cutter box structure; cutterhead with welded steel plate, and machining the hob mount directly on a steel sheet; stabilizer and auxiliary support is provided on the front shield.

[0009] 进一步,所述主轴承为三轴向滚柱轴承,并带有外齿圈,外齿圈与所述主驱动输出端的小齿轮相啮合。 [0009] Further, the main bearing is a tri-axial roller bearing, and with an outer ring, an outer ring engaged with the output of the main drive pinion.

[0010] 进一步,所述支撑盾上装有撑靴系统。 [0010] Further, the support system is equipped with gripper shoes on the shield.

[0011] 进一步,所述刀盘、前盾、支撑盾直径依次减小;所述内伸缩盾与支撑盾直径相同、外伸缩盾与前盾直径相同。 [0011] Further, the cutter, the front shield, the shield support gradually decreases in diameter; the same as the inner telescopic shield and shield support diameter, telescoping shield with the same outer diameter of the front shield.

[0012] 进一步,所述主驱动由变频电机或液压马达驱动。 [0012] Further, the main drive is driven by a hydraulic motor or inverter motor. [0013] 进一步,所述铰接油缸为连接内伸缩盾和支撑盾的从动铰接油缸。 [0013] Further, the hinged cylinder connected to the inner telescopic shield and shield support cylinder driven hinge.

[0014] 进一步,所述主推进系统包括若干主推进油缸系统;主推进油缸系统分为4个单元,每个单元装有行程传感器。 [0014] Further, the main propulsion system comprises a plurality of master cylinder propulsion system; master cylinder propulsion system is divided into four units, each provided with a stroke sensor.

[0015] 进一步,所述辅助推进系统包括设置在支撑盾内部的一组辅助推进油缸;辅助推进油缸分为四组,每组都装有行程传感器。 [0015] Further, the auxiliary propulsion system comprises a set of auxiliary shield disposed inside the support cylinder propulsion; auxiliary propulsion cylinders divided into four groups, each group provided with a stroke sensor.

[0016] 进一步,所述指形盾前部结构为弧形钢板,尾部为长板条;所述锚杆钻为双系统功能钻机;所述钢拱架安装器安装钢拱架或钢管片。 [0016] Further, the front finger-shaped shield structure portion of an arc plate, the tail is long strip; anchor the drill rig is a dual function system; the steel arch mounting arch mounting steel or steel sheet.

[0017] 本实用新型有益效果如下: [0017] The advantageous effects of the present invention is as follows:

[0018] 本实用新型掘进机既保留传统开敞式掘进机的步进方式、支护手段等特点,又兼顾了双护盾掘进机具有多种掘进模式从而地质适应范围更广的优点。 [0018] The present invention not only retains the boring machine in a stepwise manner conventional open-boring machine, supporting means, etc., but also take into account the advantages of the double shield boring tunneling machine having a plurality of patterns so that a wider range of geological adaptation. 主机长度短,减小了盾体与隧道壁摩擦,避免卡机事故发生;盾体设计成阶梯变化的型式,掘进机机身成锥形,有效避免了在遇到收缩性围岩或经过断层破碎带时卡机事故的发生。 Host short length, reducing the shield body and the tunnel wall friction, card machine to avoid accidents; the shield body designed as a stepped change in the type, tunneling machine body is tapered to effectively prevent the Surrounding encounter shrinkage after faults or accidents occurred crusher card belt. 并且具有安全性高、掘进灵活,成本低等优点。 And it has a high safety, tunneling flexible, and low cost.

附图说明 BRIEF DESCRIPTION

[0019] 图I是本实用新型实施例一种硬岩掘进机的结构图; [0019] FIG. I of the present invention is an embodiment of a structure of FIG TBM;

[0020] 图2是本实用新型实施例一种硬岩掘进机的刀盘结构图; [0020] FIG. 2 is an embodiment of the present invention embodiment of a cutter structure of FIG hard rock boring machine;

[0021] 图3是图I的AA剖视图; [0021] FIG. 3 is a sectional view AA of Figure I;

[0022] 图4是图I的BB剖视图; [0022] FIG. 4 is a sectional view BB of Figure I;

[0023] 图5是图I的CC剖视图; [0023] FIG. 5 is a sectional view CC of Figure I;

[0024] 图6是本实用新型实施例一种硬岩掘进机的钢拱架安装器的主视图; [0024] FIG. 6 is a front view of an embodiment of a present invention TBM steel arch mounter;

[0025] 图7是图6的俯视图。 [0025] FIG. 7 is a plan view of FIG.

[0026] 图中,I :刀盘;2 :前盾;3 :伸缩盾;4 :主驱动;5 :铰接油缸;6 :支撑盾;7 :指形护盾;8 :超如钻机;9 :主轴承;10 :主推进系统;11 :反扭矩系统;12 :辅助推进系统;13 :钢拱架安装器;14 :锚杆钻机;15 :主梁;16 :稳定器;17 :辅助支撑;18 :撑靴系统;19 :皮带输送机。 [0026] FIG, I: cutter; 2: front shield; 3: telescoping shield; 4: main drive; 5: hinge cylinder; 6: Shield support; 7: finger shield; 8: Ultra The drill; 9 : main bearing; 10: main propulsion; 11: anti-torque system; 12: auxiliary propulsion system; 13: steel arch mounter; 14: Roofbolter; 15: main beam; 16: stabilizer; 17: auxiliary support ; 18: support system boots; 19: belt conveyor.

具体实施方式 detailed description

[0027] 以下结合附图以及实施例,对本实用新型进行进一步详细说明。 [0027] conjunction with the drawings and embodiments, detailed description of the present invention further. 应当理解,此处所描述的具体实施例仅仅用以解释本实用新型,并不限定本实用新型。 It should be understood that the specific embodiments described herein are only intended to illustrate the present invention, the present invention is not limited. [0028] 如图I〜7所示,本实用新型实施例提供一种通用紧凑型硬岩掘进机(TBM),包括:刀盘I、主轴承9、前盾2、主驱动4、伸缩盾3及铰接油缸5、支撑盾6、主推进系统10和辅助推进系统12、反扭矩系统11、指形盾7、主梁15、钢拱架安装器13、锚杆钻14、超前钻8、皮带输送机19。 [0028] As shown in FIG I~7, embodiments of the present invention to provide a universal compact TBM (in TBM), comprising: a cutter I, the main bearing 9, the front shield 2, the main drive 4, telescoping shield 3 and the hinge cylinder 5, a support shield 6, the main propulsion system 10 and the auxiliary propulsion system 12, anti-torque system 11, the finger shield 7, the main beam 15, to install the steel arch 13, bolt 14 drilling, drill ahead 8, belt conveyor 19. 其中,刀盘I位于前盾2前部,刀盘上设置19”盘形滚刀;主轴承9位于前盾2内部,与主驱动4连接;伸缩盾3位于前盾2和支撑盾6之间,包括内伸缩盾和外伸缩盾,外伸缩盾通过螺栓与前盾2相连,内伸缩盾通过铰接油缸5与支撑盾6连接;支撑盾6通过主推进系统10、反扭矩系统儿与前盾2相连接;辅助推进系统12设置在支撑盾6内;支撑盾6后端设置对作业起安全保护作用的指形盾7 ;主梁15悬臂安装在支撑盾6内部,其上设置钢拱架安装器13、锚杆钻14和超前钻8 ;皮带输送机19贯穿安装在整个掘进机内部。 Wherein the cutter 2 is located in the front portion of the front I shield provided 19 "disk cutters cutterhead; 2 the main bearing 9 is located inside the front shield, connected to the main drive 4; telescoping shield 3 and the support 2 in the front shield of the shield 6 Room, including the telescoping shield and outer telescoping shield, the outer telescoping shield is connected by a bolt to the front shield 2, the telescoping shield is connected via a hinge cylinder 5 and the support shield 6; a support shield 6 through the main propulsion system 10, anti-torque system child front 2 is connected to the shield; auxiliary propulsion system within the shield 12 is provided in the support 6; 6 supporting the rear end of the shield disposed job protective safety shield finger 7; 15 cantilever mounted within the main beam 6 supporting the shield, which is disposed on the steel arch mounting bracket 13, bolt 14 and drill ahead drilling 8; belt conveyor 19 mounted throughout the entire interior roadheader.

[0029] 如图2所示,本实施例所述掘进机中,所述刀盘I采用面板式箱型结构设计,整个刀盘分为2个中心块和4个边块,它们之间通过定位销和螺栓连接,方便运输和安装。 [0029] As shown in FIG. 2, this embodiment of the boring machine, the cutter of formula I employed panel box type structure, the entire cutter head is divided into two sides of the central block and four blocks, passing between them pins and bolt connection, convenient transportation and installation. 为确保刀盘具有足够的强度和刚度,其前面板采用200〜350mm厚钢板焊接而成,且直接在钢板上加工出滚刀安装座,避免采用焊接式安装座引起的热变形。 To ensure that the cutter has sufficient strength and rigidity, the front panel is welded 200~350mm thick steel plate, and the processing directly mount on the hob plate, welded to avoid thermal deformation of the mount is caused. 刀盘I后面是前盾2,前盾2 上设置稳定器16和辅助支撑17,稳定器16用以限制掘进时产生的震动,和辅助支撑17共同作用可用于在推进系统复位时撑紧洞壁以固定前盾,此外还可帮助掘进机调向及扩挖。 I is a front disc cutter behind the shield 2, 2 disposed on the front stabilizer 16 and the auxiliary support shield 17, the stabilizer 16 to limit vibrations generated during excavation, and the auxiliary support 17 may be used to hold tight interaction hole when the propulsion system reset wall to fix the front shield, but can also help to adjust and expand boring machine to dig.

[0030] 如图I所示,伸缩盾3包括与前盾2后端通过螺栓相连接的外伸缩盾和与支撑盾6通过铰接油缸5相连接的内伸缩盾。 [0030] FIG I, the telescoping shield 3 comprises an outer telescopic shield and the rear end of the front shield 2 is connected by a bolt and the inner telescopic shield and shield support 6 is connected by a hinge cylinder 5. 内伸缩盾在外伸缩盾内处于浮动状态,相互间可以平顺的滑动。 The inner telescopic shield outer telescoping shield in a floating state, can smoothly slide each other. 伸缩盾3不仅使掘进机能同时实施掘进和钢拱架安装作业,而且允许掘进机矫正开挖的曲率半径,满足掘进过程中的转向要求。 3 telescoping shield tunneling not only the function of simultaneously and tunneling steel arch mounting work, but also allows the radius of curvature correction TBM excavation, tunneling process to meet the requirements of the steering. 此外,伸缩盾3还具有对主驱动和推进系统起到防护作用,杜绝落石和喷砼时回弹料对设备的危害。 In addition, the shield 3 has a telescopic main drive play a protective role and propulsion systems, resilient material to prevent damage to the device when falling rocks and sprayed concrete.

[0031] 本实施例中,主轴承9为三排圆柱滚子轴承,并带有外齿圈,外齿圈与主驱动4输出端的小齿轮相啮合,为刀盘I的旋转提供驱动力。 [0031] In this embodiment, the main bearing 9 is a three-row cylindrical roller bearing, and with an outer ring, an outer ring engaged with the output of the main drive pinion gear 4, to provide the driving force of the rotary cutter I. 实践证明,采用外齿圈与主驱动输出端的小齿轮相啮合可减小布置空间,有效缩短盾体长度。 Practice shows that the outer ring and the main drive output pinion gear meshed arrangement space can be reduced, effectively shortening the length of the shield body. 另外,主轴承9的设计使用寿命根据具体工程要求确定,通常不少于15000小时。 Further, the design life of the main bearing 9 is determined according to specific engineering requirements, usually not less than 15,000 hours.

[0032] 如图I、4所示,主推进系统10和反扭矩系统11将前盾2和支撑盾6连接在一起,支撑盾6上装有撑靴系统18。 [0032] FIG. I, 4, the main propulsion system 11 connected to the front shield 10 and the anti-torque and the support system 2 together with the shield 6, the support system shields with gripper shoes 18 6. 正常掘进时,撑靴系统18撑紧在隧洞壁上,主推进系统10为整机提供向前的掘进力,反扭矩系统11用于克服刀盘I旋转引起的反扭矩,并把该扭矩通过支撑盾6传递给撑靴系统18。 During normal driving, the system gripper shoes 18 hold tight the wall of the tunnel, the main propulsion system 10 provides a forward force heading for the machine, to overcome the anti-torque system 11 I counter torque caused by the rotation of the cutter, and transfers the torque through the shield support system 6 is transmitted to the gripper shoes 18. 在掘进完成后,主推进系统10可拖拽支撑盾6等后属设备前进复位。 After the excavation is completed, the main propulsion system 10 may support the rear drag metal shield 6 and other equipment proceeds reset.

[0033] 如图1、5所示,辅助推进系统12分成上、下、左、右四组沿圆周布置在支撑盾6内部。 As shown in [0033] FIG, 5, the auxiliary propulsion system 12 into upper, lower, left and right four circumferentially arranged inside the support shield 6. 非正常掘进时,辅助推进系统12支撑到安装在隧道内壁的钢管片上,克服掘进过程中的反力和反扭矩。 Non-normal tunneling, an auxiliary propulsion system onto the tube support plate 12 is mounted on the tunnel wall, the excavation process to overcome the reaction force and counter-torque.

[0034] 本实用新型中,根据地质条件,前盾2直径比刀盘I开挖直径小,具体缩小量根据工程中岩石收缩性来确定;支撑盾6比前盾2直径小,具体缩小量根据工程中岩石收缩性来确定。 [0034] In the present invention, according to the geological conditions, the front shield 2 I excavation cutter diameter than the small diameter, the amount of reduction is determined according to the specific project rock shrinkage; a support shield 62 is smaller than the diameter of the front shield, the specific amount of reduction shrinkage is determined according to the rock engineering. 内、外伸缩盾分别与支撑盾6、前盾2直径相同。 The inner and outer telescoping shield support shield 6 respectively, the same as the diameter of the front shield 2. 这使得盾体与隧道壁之间保持一定间隙,从刀盘I到支撑盾6整个主机呈锥形趋势变化,以克服遇到收缩性围岩时的卡机事故。 This allows the body to maintain a certain gap between the shield and the tunnel wall, the cutter shield to the support 6 I tapered trends throughout the host, the card machine to overcome encountered during accident Surrounding shrinkage.

[0035] 本实施例中,为增强脱困能力,主驱动4采用大扭矩设计,由10台功率为315kW的变频水冷电机驱动。 [0035] In the present embodiment, to enhance the ability to rescue, the main drive torque design using 4, 10 by the power of 315kW water-cooled variable frequency motor drive. 主驱动4可实现的无级调速,调速范围为O〜6. 5rpm。 4 variable speed main drive can be realized, the speed range of O~6. 5rpm. 掘进时为单向旋转,需要时刀盘可以反转以脱困。 When tunneling is a one-way rotation, if necessary cutter can be reversed to rescue.

[0036] 本实施例中,铰接油缸5为连接内伸缩盾和支撑盾6的一组从动的铰接油缸,以更好地适应350m的转弯半径。 [0036] In this embodiment, the hinge cylinder 5 is a group of slave cylinder connecting hinge inner telescopic shield and shield support 6, to better fit the turning radius of 350m.

[0037] 本实施例中,主推进系统10由一组主推进油缸组成,连接前盾2和支撑盾6。 [0037] In this embodiment, the cylinder 10 is pushed into the main propulsion system consists of a set of primary composition, the shield is connected before the shield 2 and the support 6. 在正常模式掘进时,主推进油缸为刀盘I提供推力。 In the normal mode tunneling, provide the main propulsion thrust cylinder cutter I. 主推进油缸分为4个单元,每个单元装有行程传感器,行程情况在控制室显示。 Main propulsion cylinder is divided into four units, each provided with a stroke sensor in the control room Show stroke. 每个单元液压油流量可由操作手调节并监控其位置,据此调整TBM在掘进时的姿态。 Each operator unit by adjusting the flow rate of hydraulic oil to monitor its position adjusted accordingly when the TBM excavation attitude.

[0038] 本实施例中,所述辅助推进系统12由布置在支撑盾6内部的一组辅助推进油缸组成。 [0038] In this embodiment, the auxiliary propulsion system 12 is composed of a set of auxiliary shield 6 is disposed inside the support cylinder propulsion components. 在遇到塌方断层和IV-V类围岩的地段,撑靴不能工作时,辅助推进缸作用在钢管片上可连续掘进快速通过地质较差洞段。 In a cave-IV-V-based fault and rock location, when the gripper shoes can not work, the propulsion auxiliary cylinder acting on the steel sheet by continuous rapid excavation holes poor geological section. 辅助推进油缸分为四组,每组都装有行程传感器,在非正常模式掘进时,每一组的油压可单独控制,使操作手能监控其位置并据此在换步时调整掘进机的姿态。 Auxiliary propulsion cylinders divided into four groups, each group provided with a stroke sensor, in the non-normal mode driving, the hydraulic pressure can be controlled separately for each group of the operator to monitor and adjust its position during boring machine Huanbu gesture. [0039] 本实施例中,指形盾7其前部结构形式为宽度Im的弧形钢板,尾部为长板条,指形盾7设置覆盖盾顶180°区域,可使钢拱架安装器13、超前钻8、操作人员得到更好的保护。 [0039] In this embodiment, the fingers 7 which shields the front portion of the arcuate structure Im of the steel plate width, the tail is long strip, finger shield 7 is provided to cover 180 ° area of ​​the top shield, can make steel arch mounter 13, ahead of the drill 8, the operator better protection.

[0040] 如图1、5所示,本实施例中,主梁15为桁架结构,钢拱架安装器13、锚杆钻14和超前钻8安装在其外围,内部允许皮带输送机19通过。 [0040] FIG, 5, the embodiment according to the present embodiment, the main beam 15 of the truss structure, the steel arch 13 is mounted, and the lead anchor drill 14 drill 8 is mounted at its periphery, allowing the internal conveyor belt 19 by . 主梁15通过螺栓连接悬臂安装在支撑盾6内部,其上部180°仰拱范围内装有对作业起安全保护作用的指形盾7,主梁15上设置满足掘进中支护要求的钢拱架安装器13、锚杆钻14和超前钻8。 The main beam 15 by bolting shield cantilever mounted inside the support 6, which invert the upper 180 ° range of the job that has the protective security shield finger 7, the main beam 15 is provided to meet the requirements of excavation steel arch Timbering mounter 13, 14 and drill ahead drilling anchor 8. 锚杆钻14为双锚杆钻系统,位于钢拱架安装器13后面,分布在主梁15左右两侧,可在360°范围的洞壁上钻孔,还可前后移动I. Sm范围钻孔;超前钻8在主梁15上,位于锚杆钻14之后,可控制360°区域的钻孔,既可水平钻探,又可沿6°的导向孔对隧洞壁进行钻探,作为探测不良岩石、灌浆固结围岩及钻探放水洞之用。 Drill anchor bolt 14 is double-drilling system, located behind the steel arch 13 is mounted, distributed around sides of the main beam 15, the wall may be drilled in the range of 360 °, the range may be moved back and forth drill I. Sm aperture; 8 drilled in advance on the main beam 15, positioned after the anchor drill 14, may control the area of ​​360 ° drilling, horizontal drilling can, but also the walls of the tunnel along the guide hole drilling of 6 °, a detection failure of rock , consolidation grouting surrounding rock and drilling drainage holes purposes. 超前钻8可实施拱顶大于150°范围超前钻探及引水洞钻探。 8 embodiment may be drill ahead of the dome is larger than the range of 150 ° diversion hole drilling and drilling ahead.

[0041] 如图6、7所示,本实施例中,钢拱架安装器13既可对支护时所用的钢拱架进行安装,又可为辅助推进系统12安装钢管片,满足非正常掘进的需要。 [0041] Figures 6, 7 shown, in this embodiment, the steel arch 13 is mounted on both supporting steel arch when used for installation, but also for the auxiliary propulsion system 12 is mounted steel sheet satisfy the non-normal Driving needs.

[0042] 如图4所示,皮带输送机19贯穿整个掘进机主机内部,前端伸到刀盘I的集渣斗位置,后端延伸到后配套皮带机。 [0042] As shown, the conveyor belt 19 throughout the internal boring machine host, distal cutter out into the slag hopper in the position I, the rear end extends to the rear supporting belt conveyor 4. 出渣时岩渣由刀盘I上的铲斗从洞底铲入,当铲斗随刀盘旋转到上部再经溜槽卸入集渣斗内部的皮带机上,皮带机运转排卸岩渣。 Slag tap when the rock from the bucket crowding on the cutterhead I from the bottom with the bucket with the cutter disc to an upper portion and then the chute is discharged into the interior of the slag hopper belt, belt rock dumping the slag discharge operation.

[0043] 本实施例中,通用紧凑型硬岩掘进机具有三种典型掘进模式: [0043] In this embodiment, general purpose compact TBM tunneling typically has three modes:

[0044] 稳定围岩时支撑式掘进:支撑盾两侧的撑靴撑紧到隧洞壁上,主推进油缸推动到盘驱动系统实现掘进,同时根据地质状况和设计需要使用锚杆钻进行打锚杆作业。 [0044] Surrounding the steady-supporting Driving: the shoe support struts supporting the shield on both sides of the tunnel wall immediately, pushing the main propulsion cylinder to the disk drive system to realize tunneling while drilling and geological conditions for playing the anchor bolt used in accordance with design requirements lever operation. 掘进终了,稳定器和辅助支撑撑紧隧洞壁固定前盾,收回主推进油缸从而带动支撑盾等后属设备前进复位。 Tunneling end, the stabilizer and the auxiliary support stays fixed wall immediately before the tunnel shield, to recover main propulsion cylinder so as to drive the rear support shields genus device proceeds reset.

[0045] 不稳定围岩时支撑式掘进:支撑盾两侧的撑靴撑紧到隧洞壁上,主推进油缸推动到盘驱动系统实现掘进,与此同时可在指形盾区域拼装钢管片。 [0045] Surrounding unstable support Tunneling formula: shoe support struts supporting the shield on both sides of the tunnel wall immediately, pushing the main propulsion cylinder to the disk drive system to realize tunneling, while the shield finger region may be assembled steel sheet. 掘进终了,稳定器和辅助支撑撑紧隧洞壁固定前盾,辅助推进油缸支承到钢管片上推动支撑盾等后属设备前进复位 Tunneling end, the stabilizer and the auxiliary support stays fixed wall immediately after the front shield tunnel, the auxiliary support onto the tube advancing cylinder pushes the supporting sheet metal shields resetting device proceeds

[0046] 软岩时单护盾式掘进:像单护盾掘进机一样利用辅助推进油缸实现掘进,掘进终了在指形盾区域拼装钢管片。 [0046] When soft rock Single Shield tunneling formula: Shield tunneling machine as a single image using the auxiliary propulsion cylinder realize tunneling, tunneling shield the end of the finger region of steel sheet assembly.

[0047] 由上述实施例可以看出,本实用新型具有以下有益效果: [0047] As can be seen from the above embodiments, the present invention has the following advantages:

[0048] I、刀盘采用面板式箱型结构设计,具有足够的强度和刚度,可起到有效支撑掌子面的作用,稳定掌子面,避免塌方。 [0048] I, panel-type cutter box type structure, having sufficient strength and rigidity, can play an effective role in supporting the working face, the working face stability and avoid collapse.

[0049] 2、综合优化结构布置,有效缩短了盾体长度,减小了盾体与隧道壁摩擦,避免卡机事故发生。 [0049] 2, to optimize integrated structural arrangement, effectively shortening the length of the shield, the shield body reduces the friction with the tunnel wall, card machine to avoid accidents.

[0050] 3、盾体设计成阶梯变化的型式,掘进机机身成锥形,有效避免了在遇到收缩性围岩或经过断层破碎带时卡机事故的发生。 [0050] 3, the shield body is designed as a stepped change in the type, tunneling machine body is tapered to effectively prevent the occurrence of the shrinkage encountered or surrounding rock crusher with a card fault passes Accidents.

[0051] 4、大扭矩、大推力设计使得掘进机具有更强的脱困能力。 [0051] 4, torque, thrust boring machine designed so that a stronger rescue capability.

[0052] 5、铰接系统配合紧凑的盾体长度,使得掘进机能够适应更小的转弯半径。 [0052] 5, the compact articulated system with a length of the shield body, such boring machine can accommodate a smaller turning radius.

[0053] 6、主推进和辅助推进两套推进系统配备钢拱架安装器、锚杆钻和超前钻机等支护设备,使得掘进机具有更加广泛的地质适应能力。 [0053] 6, and the main propulsion system with a propulsion auxiliary propulsion two steel arch mounter, and advanced drilling rig anchor support equipment, etc., so that the boring machine having a broader geological adaptability.

[0054] 7、指形盾设计使其保护范围更加广阔,安全性能大大提升。 [0054] 7, finger shield designed to protect the broader scope, safety performance greatly enhanced.

[0055] 8、悬臂桁架式主梁不仅为支护设备提供支撑,而且内部空间满足皮带机的通过要求。 [0055] 8, cantilevered truss girder not only provides support for the support apparatus, and an internal space to accommodate the requirements of the belt through the machine.

[0056] 9、钢拱架安装器即可安装钢拱架,又可安装不同宽度的钢管片。 [0056] 9, the installer can install the steel arch steel arch, but also the installation of steel sheets of different widths. 辅助油缸推进时可支撑在钢管片上,使得非正常掘进更加灵活,成本更加低廉。 It can support the auxiliary fuel tanks advancing on the steel sheet, so that the non-normal tunneling more flexible, lower cost.

[0057] 10、既保留传统开敞式TBM的步进方式、支护手段等特点,又兼顾了双护盾TBM的多种掘进模式的优点且操作更加容易和简便。 [0057] 10, both retain the traditional open TBM stepping manner, supporting means, etc., but also take into account the advantages of the various modes of double shield TBM excavation and easier and easier. 这使得通用紧凑型TBM几乎可以适用所有地质状况。 This makes the universal compact TBM can be applied to almost all geological conditions.

[0058] 显然,本领域的技术人员可以对本实用新型进行各种改动和变型而不脱离本实用新型的精神和范围。 [0058] Obviously, those skilled in the art without departing from the present invention may be the spirit and scope of the present invention that various modifications and variations. 这样,倘若本实用新型的这些修改和变型属于本实用新型权利要求及其等同技术的范围之内,则本实用新型也意图包含这些改动和变型在内。 Thus, the present invention if such modifications and variations belong to the present invention as claimed in claims and their equivalents within the scope thereof, the present invention intends to include these modifications and variations.

Claims (10)

1. 一种硬岩掘进机,其特征在于,包括:刀盘、主轴承、前盾、主驱动、伸缩盾及铰接油缸、支撑盾、主推进系统和辅助推进系统、反扭矩系统、指形盾、主梁、钢拱架安装器、锚杆钻、超前钻、皮带输送机;其中,刀盘位于前盾前部,刀盘上设置盘形滚刀;主轴承位于前盾内部,与主驱动连接;伸缩盾位于前盾和支撑盾之间,包括内伸缩盾和外伸缩盾,外伸缩盾通过螺栓与前盾相连,内伸缩盾通过铰接油缸与支撑盾连接;支撑盾通过主推进系统、反扭矩系统与前盾相连接;辅助推进系统设置在支撑盾内;支撑盾后端设置指形盾;主梁悬臂安装在支撑盾内部,其上设置钢拱架安装器、锚杆钻和超前钻;皮带输送机贯穿安装在整个掘进机内部。 A TBM, characterized by comprising: a cutter, a main bearing, front shield, the main drive, and the shield articulated telescopic cylinder, a support shield, the main propulsion system and auxiliary propulsion system, anti-torque system, the finger shield, girder, steel arch mounter bolt drilling, drilling ahead, the conveyor belt; wherein the cutter is located on the front portion of the front shield, the cutterhead is provided disk cutters; front shield located inside of the main bearing, the main driving connection; telescoping shield is located between the front shield and shield support, comprising an inner shield and outer telescopic telescoping shield, the outer telescoping shield by a bolt connected to the front shield, the shield is connected via telescoping cylinder articulated to the support shield; shield through a support main propulsion , anti-torque system is connected to the front shield; auxiliary propulsion system is disposed within the support shield; fingers disposed supporting shield the rear end of the shield; main cantilever shield mounted inside the support, on which the mounting steel arch, a drill and bolt drilling ahead; belt conveyor installed throughout the entire inner boring machine.
2.如权利要求I所述的硬岩掘进机,其特征在于,所述刀盘采用面板式箱型结构;刀盘具采用钢板焊接而成,且在钢板上直接加工出滚刀安装座;所述前盾上设置稳定器和辅助支撑。 2. TBM claim I, wherein the panel-type cutter box structure; cutterhead with welded steel plate, and machining the hob mount directly on a steel sheet; the stabilizer and the auxiliary support is provided on the front shield.
3.如权利要求I或2所述的硬岩掘进机,其特征在于,所述主轴承为三轴向滚柱轴承,并带有外齿圈,外齿圈与所述主驱动输出端的小齿轮相啮合。 According to claim I or 2 of the TBM, wherein the main bearing is a tri-axial roller bearing, and with a small outer ring, an outer ring gear and the output terminal of the main drive meshing gears.
4.如权利要求3所述的硬岩掘进机,其特征在于,所述支撑盾上装有撑靴系统。 The TBM as claimed in claim 3, characterized in that the support system is equipped with gripper shoes shield.
5.如权利要求3或4所述的硬岩掘进机,其特征在于,所述刀盘、前盾、支撑盾直径依次减小;所述内伸缩盾与支撑盾直径相同、外伸缩盾与前盾直径相同。 Telescoping outer shield and the inner shield support telescoping shield with the same diameter; 5. TBM 3 or claim 4, wherein said cutter, front shield, the shield support gradually decreases in diameter the same as the diameter of the front shield.
6.如权利要求I或5所述的硬岩掘进机,其特征在于,所述主驱动由变频电机或液压马达驱动。 As claimed in claim I or TBM 5, wherein said main driving by an inverter motor or hydraulic motor.
7.如权利要求I或5所述的硬岩掘进机,其特征在于,所述铰接油缸为连接内伸缩盾和支撑盾的从动铰接油缸。 According to claim I or TBM 5, characterized in that the hinge cylinder connected to the inner telescopic shield and shield support cylinder driven hinge.
8.如权利要求I或5所述的硬岩掘进机,其特征在于,所述主推进系统包括若干主推进油缸系统;主推进油缸系统分为4个单元,每个单元装有行程传感器。 As claimed in claim I or TBM 5, characterized in that the main propulsion system comprising a plurality of master cylinder propulsion system; master cylinder propulsion system is divided into four units, each provided with a stroke sensor.
9.如权利要求I或5所述的硬岩掘进机,其特征在于,所述辅助推进系统包括设置在支撑盾内部的一组辅助推进油缸;辅助推进油缸分为四组,每组都装有行程传感器。 According to claim I or TBM 5, characterized in that the auxiliary propulsion system comprising a set of auxiliary shield disposed inside the support cylinder propulsion; auxiliary propulsion cylinders divided into four groups, each group mounted there stroke sensor.
10.如权利要求I或5所述的硬岩掘进机,其特征在于,所述指形盾前部结构为弧形钢板,尾部为长板条;所述锚杆钻为双系统功能钻机;所述钢拱架安装器安装钢拱架或钢管片。 According to claim I or TBM 5, wherein said front finger-shaped shield structure portion of an arc plate, the tail is long strip; anchor the drill rig is a dual function system; the steel arch mounting arch mounting steel or steel sheet.
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CN104196538A (en) * 2014-09-05 2014-12-10 中船重工(青岛)轨道交通装备有限公司 Combined type double-shield tunneling machine
CN104196547A (en) * 2014-09-05 2014-12-10 中船重工(青岛)轨道交通装备有限公司 Integrated supporting system and tunnel boring machine with same
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CN104747200A (en) * 2015-03-18 2015-07-01 中铁工程装备集团有限公司 Pipe segment diameter adjustable hard rock tunneling machine adopting double-layer supporting mode and construction method thereof
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CN105781562A (en) * 2016-03-10 2016-07-20 黄河勘测规划设计有限公司 Stuck machine extricating method for tunnel boring machine (TBM) during construction
CN105909267A (en) * 2016-06-23 2016-08-31 重庆睿安特盾构技术股份有限公司 Open type hard rock tunnel boring machine
CN106194197A (en) * 2016-08-31 2016-12-07 中国铁建重工集团有限公司 A kind of tunneler
CN106194194A (en) * 2016-08-31 2016-12-07 中国铁建重工集团有限公司 A kind of method for tunneler seriation
CN106223970A (en) * 2016-08-31 2016-12-14 中国铁建重工集团有限公司 A kind of tunneler
CN106285702A (en) * 2016-08-31 2017-01-04 中国铁建重工集团有限公司 A kind of tunneler
CN106285730A (en) * 2016-08-31 2017-01-04 中国铁建重工集团有限公司 A kind of development machine L2 district steel arch-shelf assembling system
CN106285706A (en) * 2016-08-31 2017-01-04 中国铁建重工集团有限公司 A kind of tunneler
CN106285705A (en) * 2016-08-31 2017-01-04 中国铁建重工集团有限公司 A kind of tunneler
CN106285701A (en) * 2016-08-31 2017-01-04 中国铁建重工集团有限公司 A kind of tunneler
CN106761799A (en) * 2017-01-19 2017-05-31 中铁工程装备集团有限公司 A kind of double-shielded TBM moment of torsion boom device
CN106930771A (en) * 2017-03-31 2017-07-07 江苏锐成机械有限公司 Circumference support shoe apparatus used by minor diameter tunneling boring hard rock tunnel development machine

Cited By (31)

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Publication number Priority date Publication date Assignee Title
CN103233747A (en) * 2013-04-24 2013-08-07 上海隧道工程股份有限公司 Pre-drilling launcher
CN103233747B (en) * 2013-04-24 2015-11-18 上海隧道工程股份有限公司 Advance drilling emitter
CN103485778A (en) * 2013-05-23 2014-01-01 西安交通大学 Three-level plane-type cutterhead system with adjustable rotating speed at all levels for full face rock tunnel boring machine
CN103485778B (en) * 2013-05-23 2015-12-02 西安交通大学 A kind of rotating speed adjustable types at different levels three grades of planar cutter disc system for full face rock tunnel boring machine
CN104196538A (en) * 2014-09-05 2014-12-10 中船重工(青岛)轨道交通装备有限公司 Combined type double-shield tunneling machine
CN104196538B (en) * 2014-09-05 2015-09-30 中船重工(青岛)轨道交通装备有限公司 A kind of combined type Double shield TBM
CN104196547B (en) * 2014-09-05 2015-09-30 中船重工(青岛)轨道交通装备有限公司 Integrated support system and the tunnel machine of this integrated support system is housed
CN104196547A (en) * 2014-09-05 2014-12-10 中船重工(青岛)轨道交通装备有限公司 Integrated supporting system and tunnel boring machine with same
CN104564097B (en) * 2014-12-31 2016-12-14 重庆科燃科技有限公司 Kidney-shaped tunneler
CN104564097A (en) * 2014-12-31 2015-04-29 宋姝娴 Waist-form tunnel boring machine
CN104747200A (en) * 2015-03-18 2015-07-01 中铁工程装备集团有限公司 Pipe segment diameter adjustable hard rock tunneling machine adopting double-layer supporting mode and construction method thereof
CN104747200B (en) * 2015-03-18 2017-03-01 中铁工程装备集团有限公司 Construction method with double-deck supporting and the hard rock mole of variable section of jurisdiction diameter
CN104989414B (en) * 2015-06-16 2017-06-09 北方重工集团有限公司 A kind of tunnel piercing owner drives comprehensive device for regulating direction
CN104989414A (en) * 2015-06-16 2015-10-21 北方重工集团有限公司 Tunnel header main driving omnibearing direction adjusting device
CN105275476A (en) * 2015-11-04 2016-01-27 中铁工程装备集团有限公司 Steel arch protection and support system applied to open type TBM
CN105781562A (en) * 2016-03-10 2016-07-20 黄河勘测规划设计有限公司 Stuck machine extricating method for tunnel boring machine (TBM) during construction
CN105909267A (en) * 2016-06-23 2016-08-31 重庆睿安特盾构技术股份有限公司 Open type hard rock tunnel boring machine
CN106194194A (en) * 2016-08-31 2016-12-07 中国铁建重工集团有限公司 A kind of method for tunneler seriation
CN106285702A (en) * 2016-08-31 2017-01-04 中国铁建重工集团有限公司 A kind of tunneler
CN106285730A (en) * 2016-08-31 2017-01-04 中国铁建重工集团有限公司 A kind of development machine L2 district steel arch-shelf assembling system
CN106285706A (en) * 2016-08-31 2017-01-04 中国铁建重工集团有限公司 A kind of tunneler
CN106285705A (en) * 2016-08-31 2017-01-04 中国铁建重工集团有限公司 A kind of tunneler
CN106285701A (en) * 2016-08-31 2017-01-04 中国铁建重工集团有限公司 A kind of tunneler
CN106223970A (en) * 2016-08-31 2016-12-14 中国铁建重工集团有限公司 A kind of tunneler
CN106285705B (en) * 2016-08-31 2019-12-13 中国铁建重工集团股份有限公司 tunnel boring machine
CN106194197A (en) * 2016-08-31 2016-12-07 中国铁建重工集团有限公司 A kind of tunneler
CN106194194B (en) * 2016-08-31 2019-12-10 中国铁建重工集团股份有限公司 method for serialization of tunnel boring machine
CN106285730B (en) * 2016-08-31 2019-08-20 中国铁建重工集团股份有限公司 A kind of area development machine L2 steel arch-shelf assembling system
CN106285702B (en) * 2016-08-31 2019-12-13 中国铁建重工集团股份有限公司 tunnel boring machine
CN106761799A (en) * 2017-01-19 2017-05-31 中铁工程装备集团有限公司 A kind of double-shielded TBM moment of torsion boom device
CN106930771A (en) * 2017-03-31 2017-07-07 江苏锐成机械有限公司 Circumference support shoe apparatus used by minor diameter tunneling boring hard rock tunnel development machine

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