Tunnel track laying machine and hydraulic cylinder support arm for track laying machine
阅读说明:本技术 一种隧道铺轨机以及铺轨机用液压缸支臂 (Tunnel track laying machine and hydraulic cylinder support arm for track laying machine ) 是由 张春丽 王立建 王一晓 吉洋 李元恒 于 2019-12-30 设计创作,主要内容包括:一种隧道铺轨机以及铺轨机用液压缸支臂,包括隧道铺轨机和辅助铺轨机用的液压缸支臂,隧道铺轨机包括水平间隔设置的下端梁,下端梁的两端部的底端分别设有行走机构,下端梁端部的顶端固定有竖直设设置的支撑腿,支撑腿的顶端固定有与下端梁平行的上端梁,两个上端梁之间设有铺轨机的主梁,主梁的两端分别固定在上端梁的上端,主梁的底端固定有平行间隔设置的支撑梁,所述主梁上设有起升机构;液压缸支臂包括呈矩形的底盘,底盘的顶端四角处设有下支臂,下支臂内设有液压缸,液压缸与下支臂底端铰接,液压缸的自由端与上支臂的底端铰接。本发明结构简单,操作方便,提高了隧道铺轨的工作效率。(A tunnel track laying machine and a hydraulic cylinder support arm for the track laying machine comprise a tunnel track laying machine and a hydraulic cylinder support arm for an auxiliary track laying machine, wherein the tunnel track laying machine comprises lower end beams which are horizontally arranged at intervals, the bottom ends of the two end parts of each lower end beam are respectively provided with a walking mechanism, the top end of the end part of each lower end beam is fixedly provided with a vertically arranged support leg, the top end of each support leg is fixedly provided with an upper end beam which is parallel to the lower end beams, a main beam of the track laying machine is arranged between the two upper end beams, the two ends of the main beam are respectively fixed at the upper ends of the upper end beams, the bottom end of the main beam is fixedly provided with a support beam which; the hydraulic cylinder support arm comprises a rectangular base plate, lower support arms are arranged at four corners of the top end of the base plate, a hydraulic cylinder is arranged in each lower support arm and is hinged to the bottom end of each lower support arm, and the free end of each hydraulic cylinder is hinged to the bottom end of each upper support arm. The invention has simple structure and convenient operation, and improves the working efficiency of tunnel track laying.)
1. The utility model provides a tunnel track laying machine and for track laying machine pneumatic cylinder support arm, includes tunnel track laying machine and the pneumatic cylinder support arm of supplementary track laying machine, its characterized in that: the tunnel track laying machine comprises lower end beams arranged at intervals horizontally, the bottom ends of two end parts of each lower end beam are respectively provided with a travelling mechanism, the top end of the end part of each lower end beam is fixedly provided with a vertically arranged supporting leg, the top end of each supporting leg is fixedly provided with an upper end beam parallel to the lower end beam, a main beam of the track laying machine is arranged between the two upper end beams, the two ends of the main beam are respectively fixed at the upper ends of the upper end beams, the bottom end of the main beam is fixedly provided with supporting beams arranged at intervals in parallel, and the main beam is provided with a lifting mechanism;
the hydraulic cylinder support arm comprises a base plate, wherein a vertically arranged lower support arm with a hollow inner part is respectively arranged at the position of the base plate, the lower support arm comprises a first lower support arm, a second lower support arm, a third lower support arm and a fourth lower support arm, the bottom ends of the first lower support arm, the second lower support arm, the third lower support arm and the fourth lower support arm are respectively hinged with the base plate through a hinge base, the upper ends of the first lower support arm, the second lower support arm, the third lower support arm and the fourth lower support arm are respectively sleeved with an upper support arm, vertically arranged height adjusting hydraulic cylinders are respectively arranged in the first lower support arm, the second lower support arm, the third lower support arm and the fourth lower support arm, the fixed ends of the height adjusting hydraulic cylinders are hinged with the inner bottom ends of the corresponding lower support arms, and the free ends of the height adjusting hydraulic cylinders are hinged; an angle adjusting hydraulic cylinder is arranged between the first lower support arm and the second lower support arm, the fixed end of the angle adjusting hydraulic cylinder is hinged with the bottom end of the second lower support arm, the free end of the angle adjusting hydraulic cylinder is hinged with the upper end of the first lower support arm, an angle adjusting hydraulic cylinder is also arranged between the third lower support arm and the fourth lower support arm, the fixed end of the angle adjusting hydraulic cylinder is hinged with the lower end of the third lower support arm, and the free end of the angle adjusting hydraulic cylinder is hinged with the upper end of the fourth lower support arm;
when the track laying machine changes to stride, the top of the upper support arm of the hydraulic cylinder support arm is matched with a support beam on the track laying machine in a clamping manner.
2. The tunnel track laying machine and the hydraulic cylinder support arm for the track laying machine according to claim 1 are characterized in that the travelling mechanism comprises a travelling wheel support, a transmission shaft is rotatably connected to the travelling wheel support through a bearing, the two ends of the transmission shaft respectively extend out of the travelling wheel support, travelling wheels are respectively fixed to the two ends of the transmission shaft, a variable frequency motor is fixed to the outer side of the travelling wheel support, and a transmission output shaft of the variable frequency motor is in transmission connection with the travelling wheels; a pressure sensor is arranged between the travelling wheel and the transmission shaft, a hinge seat is fixed at the upper end of the travelling wheel support, and the travelling wheel support is hinged to the bottom end of the lower end beam through the hinge seat; a first electric cylinder is arranged between the travelling wheel support and the lower end beam, the fixed end of the first electric cylinder is hinged to the lower end beam, and the free end of the first electric cylinder is hinged to the travelling wheel support.
3. The hydraulic cylinder support arm for the tunnel track laying machine and the track laying machine according to claim 2 is characterized in that the support leg comprises an upright post vertically fixed on the lower end beam, a sleeve is sleeved on the upper end of the upright post, the top end of the sleeve is fixed with the upper end beam, through holes uniformly arranged at intervals are respectively formed in the upright post and the sleeve, a detachable pin shaft is inserted in the through holes, and the upright post and the sleeve are detachably and fixedly connected through the pin shaft.
4. The hydraulic cylinder support arm for the tunnel track laying machine and the track laying machine according to claim 3, wherein the main beam comprises a box beam arranged between two upper end beams, two ends of the box beam are respectively sleeved with a telescopic beam, the outer ends of the telescopic beams are respectively provided with a telescopic beam flange, and the telescopic beams are fixedly connected with the upper end beams through the telescopic beam flanges; the telescopic beam and the box beam are all provided with assembly holes, pin shafts are inserted in the assembly holes, and the telescopic beam and the box beam are detachably and fixedly connected through the pin shafts.
5. The hydraulic cylinder support arm for the tunnel track laying machine and the track laying machine according to claim 4, wherein the lifting mechanism comprises lifting motors symmetrically arranged on the box girder, the power output ends of the lifting motors are in transmission connection with reels, a lifting appliance is arranged below the box girder, groups of pulley blocks are respectively fixed at two ends of the lifting appliance, and the pulley blocks are in transmission connection with the reels through steel wire ropes.
6. The tunnel track laying machine and the hydraulic cylinder support arm for the track laying machine according to claim 5 are characterized in that second electric cylinders are respectively arranged below two ends of the main beam, fixed ends of the second electric cylinders are hinged with the side wall of the upper end beam, and free ends of the second electric cylinders are hinged with the lower end of the box beam.
7. The hydraulic cylinder support arm for the tunnel track-laying machine and the track-laying machine according to claim 6, wherein a horizontally arranged hinged beam is arranged between the first lower support arm and the second lower support arm, one end of the hinged beam is hinged at the upper end of the first lower support arm through a hinged seat, the other end of the hinged beam is connected at the upper end of the second lower support arm through a hinged seat, and the hinged beam is positioned above the hydraulic cylinder; the articulated beam that also is equipped with the level and sets up under the third between support arm and the fourth support arm, the one end of articulated beam articulates the upper end at support arm under the third through articulated seat, and the other end of articulated beam articulates the upper end at support arm under the fourth through articulated seat, and the articulated beam is located the top of pneumatic cylinder.
8. The hydraulic cylinder support arm for the tunnel track-laying machine and the track-laying machine according to claim 7 is characterized in that a vertically arranged fixing plate for fixing is arranged between the first lower support arm and the fourth lower support arm, two angles at the lower end of the fixing plate are respectively hinged at the lower ends of the first lower support arm and the fourth lower support arm, and two angles at the upper end of the fixing plate are respectively hinged at the upper ends of the first lower support arm and the fourth lower support arm; a vertically arranged fixing plate with a fixing function is also arranged between the second lower support arm and the third lower support arm, two angles at the lower end of the fixing plate are respectively hinged at the lower ends of the second lower support arm and the third lower support arm, and two angles at the upper end of the fixing plate are respectively hinged at the upper ends of the second lower support arm and the third lower support arm.
9. The hydraulic cylinder support arm for the tunnel track laying machine and the track laying machine according to claim 8 is characterized in that U-shaped support frames are detachably fixed at the top end of the upper support arm respectively.
10. The tunnel track-laying machine and hydraulic cylinder support arm for the track-laying machine according to claim 9, characterized in that: the tunnel track laying machine and the hydraulic cylinder support arm for the track laying machine further comprise a control system, and the hydraulic cylinder, the variable frequency motor, the lifting motor, the first electric cylinder and the second electric cylinder are connected with the control system through leads.
Technical Field
The invention relates to the technical field of design of tunnel hoisting machinery, in particular to a tunnel track laying machine and a hydraulic cylinder support arm for the track laying machine.
Background
In the tunnel traffic construction process, the track paving engineering is arranged between the civil engineering and the equipment installation engineering in the construction period, the process is a process immediately after the civil engineering and a process immediately before other equipment installation engineering, and the tunnel track paving progress has great influence on the subsequent equipment installation and debugging working progress. In each process of tunnel track installation engineering construction, the track row laying and concrete pouring in the tunnel are key processes and are also the most important and most difficult-to-control ring of the production progress, and as the most key equipment in the process, the technical performance of the tunnel track laying machine plays a vital role in the smooth proceeding of the whole operation flow. At present, the track bed in the tunnel generally has the alternative forms of an integral track bed, a T-shaped sleeper track bed, a steel spring floating slab track bed and the like; the tunnel structure changes mainly include: the tunnel track laying machine has the advantages that the shield, the horseshoe, the rectangle, the platform, the civil air defense door and the like are changed alternately, and the machine laying can be realized only by changing the structure and the span of the tunnel track laying machine correspondingly in order to adapt to various tunnel structures and ballast bed forms. The space in the tunnel is narrow and small, and there are many, inconvenient, the long adverse factor of operating time etc. in tunnel track laying machine change span and structure in the hole, and tunnel track laying machine in the hole is in case out of service, and the flow of whole track pavement will cause the stagnation, causes the worker of living. In the center of the prior art, a tunnel track laying machine needs to be hoisted by a gantry crane for span change when the span is changed, or the tunnel track laying machine is disassembled, so that the efficiency is very low; moreover, the situation of transition of a working face often occurs in the construction process, and the gantry crane needs to be disassembled and then assembled every time of transition, so that the progress of the project is influenced.
Disclosure of Invention
The invention provides a tunnel track laying machine and a hydraulic cylinder support arm for the track laying machine, aiming at solving the defects in the prior art, the track laying machine can realize automatic span change in a tunnel, the height of the track laying machine is improved or reduced to adapt to changeable construction working conditions in the tunnel, and meanwhile, the inclination angle of wheels can be adjusted to adapt to the arc angle of the inner wall of the tunnel.
The invention provides a tunnel track laying machine and a hydraulic cylinder support arm for the track laying machine, and the tunnel track laying machine and the hydraulic cylinder support arm for the track laying machine comprise the tunnel track laying machine and the hydraulic cylinder support arm for an auxiliary track laying machine, wherein the tunnel track laying machine comprises lower end beams which are horizontally arranged at intervals, the bottom ends of two end parts of each lower end beam are respectively provided with a travelling mechanism, each travelling mechanism comprises a travelling wheel support, each travelling wheel support is provided with a bearing, each travelling wheel support is rotatably connected with a transmission shaft through the bearing, and each transmission shaft can rotate relative to each travelling wheel support. The walking wheel support is extended respectively to the both ends of transmission shaft, and the both ends of transmission shaft are fixed with the walking wheel respectively, and the outside of walking wheel support is fixed with inverter motor, and inverter motor's transmission output shaft and walking wheel transmission are connected, and inverter motor provides power for the walking wheel. And a pressure sensor is arranged between the travelling wheel and the transmission shaft, and can sense the supporting force applied to the travelling wheel. A hinged seat is fixed at the upper end of the walking wheel support, and the walking wheel support is hinged at the bottom end of the lower end beam through the hinged seat; the walking wheel is characterized in that a first electric cylinder is arranged between the walking wheel support and the lower end beam, the fixed end of the first electric cylinder is hinged to the lower end beam, the free end of the first electric cylinder is hinged to the walking wheel support, and the angle of the walking wheel support can be adjusted by the first electric cylinder, so that the acting point of the walking wheel is changed to adapt to the arc-shaped angle of the inner wall of the tunnel.
The top of lower extreme beam-ends portion is fixed with the supporting leg of vertical setting, and the top of supporting leg is fixed with the upper end roof beam parallel with the lower extreme roof beam, the supporting leg includes the vertical stand of fixing on the lower extreme roof beam, and the last pot head of stand is equipped with the sleeve pipe, and sheathed tube top is fixed with the upper end roof beam, set up the through-hole that even interval set up respectively on stand and the sleeve pipe, it has detachable round pin axle to peg graft in the through-hole, and stand and sleeve pipe can dismantle fixed connection through the round pin axle. The main beam of the track laying machine is arranged between the two upper end beams, the two ends of the main beam are respectively fixed at the upper ends of the upper end beams, the main beam comprises a box beam arranged between the two upper end beams, the two ends of the box beam are respectively sleeved with a telescopic beam, the outer end of the telescopic beam is respectively provided with a telescopic beam flange, and the telescopic beam is fixedly connected with the upper end beams through the telescopic beam flanges. And second electric cylinders are respectively arranged below two ends of the main beam, fixed ends of the second electric cylinders are hinged with the side wall of the upper end beam, and free ends of the second electric cylinders are hinged with the lower end of the box girder. The telescopic beam and the box beam are provided with assembly holes, pin shafts are inserted into the assembly holes, and the telescopic beam and the box beam are detachably and fixedly connected through the pin shafts. The bottom mounting of girder has a supporting beam that parallel interval set up, be equipped with hoisting mechanism on the girder, hoisting mechanism is including fixing the lifting motor that the symmetry set up on the case roof beam, and the transmission output shaft end transmission that plays lifting motor is connected with the reel, is equipped with wire rope on the reel, and the below of case roof beam is equipped with the hoist, and the both ends of hoist are fixed with ganged assembly pulley respectively, and the assembly pulley passes through wire rope and is connected with the reel transmission.
The hydraulic cylinder support arm comprises a chassis, and a vertically arranged hollow lower support arm is arranged at the top end of the chassis. The lower support arm comprises a first lower support arm, a second lower support arm, a third lower support arm and a fourth lower support arm, and the first lower support arm, the second lower support arm, the third lower support arm and the fourth lower support arm enclose a rectangular cube. The bottom ends of the first lower support arm, the second lower support arm, the third lower support arm and the fourth lower support arm are respectively hinged with the chassis through hinge seats. The upper ends of the first lower support arm, the second lower support arm, the third lower support arm and the fourth lower support arm are respectively sleeved with an upper support arm, the top end of the upper support arm is respectively detachably fixed with a U-shaped support frame, and the support frames are in clamping fit with a support beam. The upper supporting arm is respectively sleeved inside the first lower supporting arm, the second lower supporting arm, the third lower supporting arm and the fourth lower supporting arm. All be equipped with the altitude mixture control pneumatic cylinder of vertical setting in support arm under first support arm, second, third support arm and the fourth support arm down, the stiff end of altitude mixture control pneumatic cylinder is articulated with the inside bottom of support arm under first support arm, second, third support arm and the fourth support arm respectively, and the free end of altitude mixture control pneumatic cylinder is articulated with the bottom of upper boom respectively. An angle adjusting hydraulic cylinder is arranged between the first lower support arm and the second lower support arm, the fixed end of the angle adjusting hydraulic cylinder is hinged to the bottom end of the second lower support arm, the free end of the angle adjusting hydraulic cylinder is hinged to the upper end of the first lower support arm, an angle adjusting hydraulic cylinder is also arranged between the third lower support arm and the fourth lower support arm, the fixed end of the angle adjusting hydraulic cylinder is hinged to the lower end of the third lower support arm, and the free end of the angle adjusting hydraulic cylinder is hinged to the upper end of the fourth lower support arm.
The articulated beam that the level set up is equipped with between first lower support arm and the second lower support arm, and the one end of articulated beam articulates the upper end at first lower support arm through articulated seat, and the other end of articulated beam articulates the upper end at the support arm under the second through articulated seat, and the articulated beam is located the top of angle modulation pneumatic cylinder. The articulated beam that also is equipped with the level and sets up under the third between support arm and the fourth support arm, the one end of articulated beam articulates the upper end at support arm under the third through articulated seat, and the other end of articulated beam articulates the upper end at support arm under the fourth through articulated seat, and the articulated beam is located the top of angle modulation pneumatic cylinder.
A vertically arranged fixing plate with a fixing effect is arranged between the first lower supporting arm and the fourth lower supporting arm, two angles at the lower end of the fixing plate are respectively hinged at the lower ends of the first lower supporting arm and the fourth lower supporting arm, and two angles at the upper end of the fixing plate are respectively hinged at the upper ends of the first lower supporting arm and the fourth lower supporting arm. A vertically arranged fixing plate with a fixing function is also arranged between the second lower support arm and the third lower support arm, two angles at the lower end of the fixing plate are respectively hinged at the lower ends of the second lower support arm and the third lower support arm, and two angles at the upper end of the fixing plate are respectively hinged at the upper ends of the second lower support arm and the third lower support arm.
Preferably, when the track laying machine changes to span, the top end of the upper support arm of the hydraulic cylinder support arm is in clamping fit with the support beam on the track laying machine.
Preferably, tunnel track laying machine and track laying machine are with pneumatic cylinder support arm still include control system, altitude mixture control pneumatic cylinder, angle modulation pneumatic cylinder, inverter motor, play to rise motor, pressure sensor, first electronic jar and the electronic jar of second pass through the wire and are connected with control system.
By adopting the technical scheme, the invention has the following advantages:
a pressure sensor arranged in the travelling mechanism can transmit a pressure signal born by the travelling wheel to the controller, and then the controller controls the first electric cylinder to adjust the angle of the travelling wheel bracket so as to adapt to the arc angle of the inner wall of the tunnel; the main beam of the track-laying machine comprises a box beam and a telescopic beam, the telescopic beam and the box beam are detachably and fixedly connected, and the span of the track-laying machine can be changed; the arrangement of the second electric cylinder can automatically assist in adjusting the main beam to change the span; the angle adjusting hydraulic cylinder is hinged between the first lower support arm and the second lower support arm and is used for adjusting the inclination of the first lower support arm and the second lower support arm; the angle adjusting hydraulic cylinder is hinged between the third lower support arm and the fourth lower support arm and is used for adjusting the inclination of the third lower support arm and the fourth lower support arm; the arrangement of the hinged beam not only plays a role in connection and fixation, but also plays a role in traction during adjustment; the height adjusting hydraulic cylinder arranged in the lower support arm plays a role in jacking the upper support arm.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the construction of the track laying machine of the present invention;
FIG. 3 is a front view of a hydraulic cylinder arm of the present invention;
FIG. 4 is a right side view of a hydraulic cylinder arm of the present invention;
FIG. 5 is a top view of a hydraulic cylinder arm according to the present invention;
fig. 6 is an enlarged view of a portion a of fig. 1.
Reference numerals: 1. a tunnel track laying machine; 2. a hydraulic cylinder support arm; 3. a traveling mechanism; 4. supporting legs; 5. a hoisting mechanism; 6. a lower support arm; 7. an upper support arm; 8. an operating platform; 9. a control system; 11. a lower end beam; 12. an upper end beam; 13. a main beam; 131. a box girder; 132. a telescopic beam; 133. a telescopic beam flange; 14. a second electric cylinder; 15. a support beam; 21. a chassis; 22. a height adjusting hydraulic cylinder; 23. an angle adjusting hydraulic cylinder; 24. a hinged beam; 25. a fixing plate; 31. a traveling wheel bracket; 32. a drive shaft; 33. a traveling wheel; 34. a variable frequency motor; 35. a pressure sensor; 36. a first electric cylinder; 41. a column; 42. a sleeve; 51. a hoisting motor; 52. a pulley block; 53. a spreader; 61. a first lower support arm; 62. a second lower support arm; 63. a third lower support arm; 64. a fourth lower support arm; 71. a support frame.
Detailed Description
As shown in fig. 1-6, a tunnel rail paving machine and hydraulic cylinder support arm for rail paving machine, including tunnel rail paving machine 1 and the hydraulic cylinder support arm 2 of supplementary rail paving machine, tunnel rail paving machine 1 includes the
The top of 11 tip of lower extreme roof beam is fixed with supporting leg 4 of vertical setting, and the top of supporting leg 4 is fixed with upper
The hydraulic cylinder support arm comprises a
An articulated beam 24 horizontally arranged is arranged between the first
A fixing
When the track laying machine changes to span, the top end of the upper support arm 7 of the hydraulic cylinder support arm 2 is in clamping fit with the support beam 15 on the tunnel track laying machine 1.
The hydraulic cylinder support arm for the tunnel track laying machine and the track laying machine further comprises a control system 9, and the control system comprises a controller and a power distribution cabinet. The height adjusting
The use process comprises the following steps:
when the hydraulic cylinder support arm 2 is used, the hydraulic cylinder support arm 2 is transported to the position right below the tunnel track laying machine 1, the height adjusting
When the height of the tunnel track laying machine 1 needs to be adjusted, the pin shaft between the upright post 41 and the
In the work progress in tunnel, there is the arc angle tunnel inner wall, consequently when walking
When the tunnel track laying machine 1 needs to be transported, the transport trolley is moved to the position below the jacked tunnel track laying machine 1, and the hydraulic cylinders in the first
In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "top", "bottom", "horizontal", "vertical", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
The above embodiments are illustrative of the present invention, and are not intended to limit the present invention, and any simple modifications of the present invention are within the scope of the present invention.
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