CN109958464B - Portal type duct piece assembling equipment and method - Google Patents
Portal type duct piece assembling equipment and method Download PDFInfo
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- CN109958464B CN109958464B CN201910213765.6A CN201910213765A CN109958464B CN 109958464 B CN109958464 B CN 109958464B CN 201910213765 A CN201910213765 A CN 201910213765A CN 109958464 B CN109958464 B CN 109958464B
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- 238000000034 method Methods 0.000 title claims abstract description 24
- 238000013519 translation Methods 0.000 claims description 29
- 238000012546 transfer Methods 0.000 claims description 23
- 235000010627 Phaseolus vulgaris Nutrition 0.000 claims description 20
- 244000046052 Phaseolus vulgaris Species 0.000 claims description 20
- 238000004804 winding Methods 0.000 claims description 13
- 230000002457 bidirectional effect Effects 0.000 claims description 12
- 230000009471 action Effects 0.000 claims description 9
- 230000033001 locomotion Effects 0.000 claims description 9
- 238000005096 rolling process Methods 0.000 claims description 8
- 238000002347 injection Methods 0.000 claims description 7
- 239000007924 injection Substances 0.000 claims description 7
- 230000008859 change Effects 0.000 claims description 3
- 239000002002 slurry Substances 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 27
- 238000013461 design Methods 0.000 abstract description 5
- 230000005540 biological transmission Effects 0.000 description 10
- 230000008569 process Effects 0.000 description 9
- 239000000243 solution Substances 0.000 description 3
- 230000001360 synchronised effect Effects 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 230000005641 tunneling Effects 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/04—Lining with building materials
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/04—Lining with building materials
- E21D11/08—Lining with building materials with preformed concrete slabs
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/04—Lining with building materials
- E21D11/10—Lining with building materials with concrete cast in situ; Shuttering also lost shutterings, e.g. made of blocks, of metal plates or other equipment adapted therefor
- E21D11/105—Transport or application of concrete specially adapted for the lining of tunnels or galleries ; Backfilling the space between main building element and the surrounding rock, e.g. with concrete
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/40—Devices or apparatus specially adapted for handling or placing units of linings or supporting units for tunnels or galleries
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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Carriers, Traveling Bodies, And Overhead Traveling Cranes (AREA)
- Lining And Supports For Tunnels (AREA)
Abstract
The application belongs to the technical field of tunnel construction. The portal duct piece assembling equipment comprises a travelling rail, a portal trolley arranged on the travelling rail, a duct piece storage part, a duct piece assembling device and a duct piece conveying device, wherein a passing channel is formed in the middle of the portal trolley; the duct piece storage part is arranged on the portal trolley and used for storing duct pieces; the duct piece assembling device is used for grabbing duct pieces and driving the duct pieces to move and assemble in the circumferential direction of the tunnel; the duct piece conveying device is used for conveying duct pieces from the duct piece storage vehicle to the duct piece assembling device so as to realize feeding of the duct pieces; the duct piece storage trolley, the duct piece assembling device and the duct piece conveying device are all arranged on the portal trolley and travel along with the portal trolley on the travelling rail. The application also discloses a portal duct piece assembling method, which is reasonable in structural design, suitable for tunnel construction and solves the problems of low construction efficiency and poor quality of the traditional mould construction method lining.
Description
Technical Field
The invention belongs to the technical field of tunnel construction, and particularly relates to portal duct piece assembling equipment and method.
Background
The fabricated lining has the characteristics of high construction efficiency, guaranteed construction quality and high degree of mechanization, is the development direction of tunnel construction lining, in the tunnel construction process, fabricated lining working procedures and other tunnel construction working procedures need to be carried out simultaneously, lining equipment needs to meet the requirement of synchronous operation of tunnel construction, other construction working procedures cannot be interfered when the equipment carries out fabricated lining, and the passing of the tunnel construction equipment such as a slag carrier vehicle, a material carrier vehicle and the like, is met below the equipment, so that development of a set of equipment type lining equipment is urgently needed.
For the construction method, the equipment in the prior art cannot meet the corresponding construction requirements, and a plurality of interference problems exist in construction in a compact-structure and small-space operation area, so that the construction scheme is difficult to realize, and therefore, for specific structural components, and the combination forms and the coordination relations among the components, further design is needed, so that the construction requirements are met.
Disclosure of Invention
The invention aims to solve the problems and the defects, and provides portal duct piece assembling equipment and a portal duct piece assembling method, which are reasonable in structural design, suitable for tunnel construction and capable of solving the problems of low construction efficiency and poor quality of the traditional mold building method lining.
In order to achieve the above purpose, the technical scheme adopted is as follows:
a portal segment assembly apparatus comprising: a walking rail; the portal trolley is arranged on the travelling rail, and a passing channel is formed in the middle of the portal trolley; the duct piece storage part is arranged on the portal trolley and used for storing duct pieces; the duct piece assembling device is used for grabbing duct pieces and driving the duct pieces to move and assemble in the circumferential direction of the tunnel; the duct piece conveying device is used for conveying the duct pieces from the duct piece storage vehicle to the duct piece assembling device so as to realize feeding the duct pieces; the duct piece storage trolley, the duct piece assembling device and the duct piece conveying device are all arranged on the portal trolley and travel along with the portal trolley on the travelling rail.
According to the portal duct piece assembling device of the present invention, preferably, the duct piece assembling device includes: the track beam is arranged on the portal trolley and corresponds to the section of the tunnel; the rotary support table is supported on the track beam and walks along the track beam; an adjustment assembly; and the grabbing and lifting assembly is used for grabbing the duct piece and driving the grabbing and lifting assembly to perform multi-degree-of-freedom adjusting motion relative to the rotary support table.
According to the portal type duct piece assembling device of the present invention, preferably, the track beam includes a beam body and a rack disposed on the beam body, a rotary power assembly is disposed between the rotary support table and the track beam, and the rotary power assembly includes: the rotary support table is clamped at Liang Tishang through matching of a plurality of pairs of roller groups; the gear is arranged on the rotary support table and is in matched engagement with the rack; the driving motor drives the gear to act and drives the rotary support table to act on the track beam; the rotary support table is also provided with side guide wheels, and the side guide wheels are matched, attached and supported with the two sides of the beam body.
According to the portal duct piece assembling apparatus of the present invention, preferably, the adjusting assembly includes: a lifting table which moves up and down along the rotary support table; the grabbing and lifting assembly is hinged on the translation table through a rotating shaft; and the two ends of the adjusting oil cylinder are respectively hinged with the translation table and the grabbing and lifting assembly.
According to the portal type duct piece assembling equipment, preferably, the rotary support table is provided with the guide rail, the lifting table is arranged on the guide rail in a matched sliding manner, and the lifting cylinder is arranged between the rotary support table and the lifting table; the lifting platform is provided with a translation shaft, the translation platform is supported on the translation shaft in a matched sliding manner, and a translation oil cylinder is arranged between the translation platform and the lifting platform.
According to the portal type duct piece assembling device of the present invention, preferably, the duct piece conveying device includes a lifting assembly and a side wall type duct piece conveying assembly, the lifting assembly includes a crane beam and a crane disposed on the crane beam, and the side wall type duct piece conveying assembly includes: a transfer table provided on a side portion of the gantry trolley; a moving platform provided on the transfer table and reciprocating in a first direction with respect to the transfer table; a moving frame provided on the moving platform and reciprocally moving in a second direction with respect to the moving platform; the rotary table is hinged to the movable frame and rotates relative to the movable frame, and the duct pieces are arranged on the rotary table in a matching manner; the duct piece is transferred on the table top of the transfer table through the movement in the first direction and the second direction; and the change of the orientation of the duct piece is realized through a rotary table.
According to the portal duct piece assembling equipment, preferably, a first power component is arranged between the moving platform and the transfer platform, and a second power component is arranged between the moving frame and the moving platform; the first power assembly and the second power assembly each include: a slide rail; the sliding block is arranged corresponding to the sliding rail; the telescopic oil cylinder and the bidirectional movable pulley block drive the sliding block to slide on the sliding rail in a reciprocating manner; the bidirectional movable pulley block comprises: rolling grooves; a sliding frame; the two movable pulleys are correspondingly hinged at two ends of the sliding frame, and the movable pulleys are arranged in the rolling groove in a matching manner; the winding wires Zhou Xiangpan are arranged on the two movable pulleys, driving arms are fixedly arranged on the winding wires, and the driving arms are fixed with corresponding movable platforms or movable frames; the action end of the telescopic oil cylinder is connected with the sliding frame and drives the sliding frame to act, and meanwhile, the winding follow-up pulley circumferentially rotates and drives the driving arm to act.
According to the portal type duct piece assembling equipment, preferably, the rotary table is supported and arranged on the movable frame through the rotary shaft and the bearing seat, a third power assembly is arranged between the rotary table and the movable frame, and the third power assembly is a swinging oil cylinder or comprises a driving motor and a gear set arranged between the driving motor and the rotary shaft; the rotary table is provided with a fixing assembly, the fixing assembly is a tightening belt, a first end of the tightening belt is fixedly connected with the rotary table, and a second end of the tightening belt is detachably connected with the rotary table; the rotary table includes: the bottom plate is attached to the wall surface of the duct piece; side baffles provided on both sides of the bottom plate; and the end plate is arranged at one end of the bottom plate, and the side baffle and the end plate form a U-shaped limit groove.
According to the portal duct piece assembling equipment, preferably, the portal duct piece assembling equipment further comprises a bean gravel injection system, a grouting system, a hydraulic system, an electric control system and a laser guiding system, wherein a plurality of portal follow-up trolleys are arranged at the rear part of the portal trolley, and the bean gravel injection system, the grouting system, the hydraulic system, the electric control system and the laser guiding system are correspondingly arranged on the portal follow-up trolleys.
A portal duct piece assembling method utilizes the portal duct piece assembling equipment to assemble duct pieces, and specifically comprises the following steps:
driving the gantry trolley to move to an operation position;
Conveying and storing the duct pieces to a duct piece storage part;
Lifting and posture adjustment are carried out on the pipe piece through a pipe piece conveying device, then the pipe piece assembling device is fed with the pipe piece, grabs the pipe piece, and moves to an assembling position for assembling;
after the alignment connection is fixed, the assembly of the segment is completed, and the steps are repeated until the assembly of the ring segment is completed;
and (5) carrying out bean gravel filling and slurry filling on the gaps behind the walls of the assembled duct pieces.
By adopting the technical scheme, the beneficial effects are that:
Compared with the traditional concrete molding operation, the gantry type pipe piece assembling equipment provided by the application has the advantages that prefabricated pipe pieces are adopted for assembling, bean stone filling and grouting are synchronously carried out, the secondary lining of a tunnel is completed, the pipe piece assembling task can be efficiently completed while the construction quality is ensured, the labor intensity of operators is greatly reduced, meanwhile, the portal type structure can meet the synchronous operation requirement of tunnel construction, and the traffic of equipment such as transportation vehicles, cement tank trucks and the like is realized below the equipment.
The side wall type duct piece conveying assembly realizes the transfer of the duct piece on the table top of the transfer table through the movement in the first direction and the second direction, and realizes the adjustment of the direction of the duct piece through the rotary table, so that the duct piece conveying assembly is convenient to grasp, in the whole process, the direction adjustment and the position transfer of the duct piece are realized through a plurality of actions, basic conditions are provided for the grasping of a duct piece assembling machine in a limited space, the mechanical automation of the whole operation is ensured, the structural performance of a product is optimized, and the duct piece assembling operation of tunneling is satisfied.
The application specifically provides travelling power for equipment through the bidirectional movable pulley block and the telescopic oil cylinder, namely, the whole equipment is pulled to move through the travelling of the bidirectional movable pulley block; the swinging oil cylinder provides rotating power, and the swinging oil cylinder drives the rotary table to rotate the duct piece to a grabbing posture of the duct piece assembling machine, so that the problem of duct piece transportation is solved; the equipment has simple and light structural design, flexible whole equipment and easy transition and departure.
The portal trolley structure provides basic conditions for realizing synchronous construction operation without influencing the interference of each procedure in time and space, and the duct piece assembling device is reasonable in structural design and high in freedom degree, can effectively realize the adjustment of the azimuth of the duct piece in the duct piece assembling process, greatly reduces the installation difficulty and improves the installation efficiency and quality.
Drawings
In order to more clearly illustrate the technical solution of the embodiments of the present invention, the following description will briefly explain the drawings of the embodiments of the present invention. Wherein the showings are for the purpose of illustrating some embodiments of the invention only and not for the purpose of limiting the same.
Fig. 1 is a schematic structural view of a gantry type duct piece assembling apparatus according to an embodiment of the present invention.
FIG. 2 is a schematic view of the A-A direction structure in FIG. 1.
FIG. 3 is a schematic view of the B-B direction structure in FIG. 1.
FIG. 4 is a schematic view of the C-C structure of FIG. 1.
FIG. 5 is a schematic view of the D-D structure of FIG. 1.
FIG. 6 is a schematic view of the E-E structure of FIG. 1.
FIG. 7 is a schematic view of the F-F direction structure in FIG. 1.
Fig. 8 is a schematic side view of a segment splicing apparatus according to an embodiment of the present invention.
Fig. 9 is a schematic diagram of a connection structure between a grabbing and lifting assembly and an adjusting assembly according to an embodiment of the invention.
Fig. 10 is a schematic structural view of an adjusting assembly according to an embodiment of the present invention.
Fig. 11 is a schematic structural view of a side wall type duct piece conveying device according to an embodiment of the present invention.
Fig. 12 is a second schematic structural view of a side wall type duct piece conveying device according to an embodiment of the present invention.
Fig. 13 is a schematic structural view of a bidirectional movable pulley block according to an embodiment of the present invention.
Fig. 14 is a second schematic structural view of a bidirectional movable pulley block according to an embodiment of the invention.
Fig. 15 is a schematic view illustrating a multi-station structure of a rotary table according to an embodiment of the present invention.
Fig. 16 is a schematic view of a segment moving in a first direction relative to a frame according to an embodiment of the present invention.
Fig. 17 is a schematic structural view of a segment moving in a second direction relative to a frame according to an embodiment of the present invention.
Number in the figure:
110 is a portal trolley, 111 is a supporting table, 112 is a traveling wheel set, and 113 is a door type bracket; 120 is a track beam, 121 is a beam body, 122 is a rack; 130 is a rotary support table, 131 is a roller group, 132 is a gear, 133 is a driving motor, 134 is a side guide wheel; 140 is an adjusting component, 141 is a lifting table, 142 is a translation table, 143 is an adjusting cylinder, 144 is a guide rail, 145 is a lifting cylinder, 146 is a translation shaft, 147 is a translation cylinder; 150 is a grabbing and lifting assembly, 151 is a connecting frame, 152 is a sucker, 153 is a rotating shaft; 160 is a crane and 170 is a segment storage part;
210 is a transfer table, 220 is a moving platform, 230 is a moving rack, 240 is a rotating table, 241 is a bottom plate, 242 is a side baffle, 243 is an end plate; 251 is a sliding rail, 252 is a sliding block, 253 is a telescopic oil cylinder, 254 is a bidirectional movable pulley block, 2541 is a sliding chute, 2542 is a sliding frame, 2543 is a movable pulley, 2544 is a winding wire, and 2545 is a driving arm; 261 is a rotation shaft, 262 is a bearing seat, 263 is a swinging oil cylinder; 271 is a cinch strap;
300 is a segment;
401 is a bean gravel belt conveyor, 402 is a bean gravel tank, 403 is a bean gravel tank crane, 404 is a bean gravel pump, 405 is a grouting pump, 406 is a stirring pump, 407 is a water cable reel, 408 is a cable reel, 409 is a tunnel primary lining, 410 is a hydraulic pump station, 411 is an operation platform, and 412 is a portal type follow-up trolley;
500 is a walking track.
Detailed Description
In order to make the objects, technical features and technical effects of the technical solution of the present invention more clear, an exemplary solution of the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings of the specific embodiment of the present invention.
Referring to fig. 1-17, the application discloses a portal duct piece assembling device, which comprises a walking track 500, a portal trolley 110, a duct piece storage part 170, a duct piece assembling device and a duct piece conveying device, wherein the portal trolley 110 is arranged on the walking track, and a passing channel is formed in the middle of the portal trolley 110; the duct piece storage part is arranged on the portal trolley and used for storing duct pieces; the duct piece assembling device is used for grabbing duct pieces and driving the duct pieces to move and assemble in the circumferential direction of the tunnel; the duct piece conveying device is used for conveying duct pieces from the duct piece storage vehicle to the duct piece assembling device so as to realize feeding of the duct pieces; the duct piece storage trolley, the duct piece assembling device and the duct piece conveying device are all arranged on the portal trolley and travel along with the portal trolley on the travelling rail.
The walking tracks are paved on a horizontal bottom beam in the tunnel, the portal trolley 110 comprises supporting tables 111 positioned at the bottoms of two sides and door-type brackets 113 arranged on the two supporting tables, walking wheel sets 112 are arranged at the bottoms of the supporting tables 111, the walking tracks are parallelly walked and supported on the walking tracks in the tunnel, and at least one group of walking wheel sets are driven to act through a walking motor; the gate-type support 113 is supported and arranged between the support tables 111 and the track beams 120, a passage channel is formed between the two support tables 111, and other procedures can be synchronously operated through the passage channel, so that the passage of equipment such as a muck carrier vehicle, a material carrier vehicle and the like can not be influenced and interfered.
The duct piece assembling machine comprises a track beam 120, a rotary support table 130, an adjusting assembly 140 and a grabbing and lifting assembly 150 which are arranged on a portal trolley 110, wherein the track beam 120 corresponds to the section of a tunnel, and the lower end part of the track beam is cut off to two sides of a walking track; the rotary support table 130 is supported on the track beam 120 and walks along the track beam 120; the track beam 120 comprises a beam body 121 and a rack 122 arranged on the beam body 121, and the beam body of the embodiment is of an I-steel structure; a rotary power assembly is arranged between the rotary support table 130 and the track beam 120, the rotary power assembly comprises roller groups 131, gears 132 and a driving motor 133, the rotary support table 130 is clamped on the beam body 121 in a matched manner through a plurality of pairs of roller groups 131, namely, two rollers in each pair of roller groups are respectively positioned on the upper side and the lower side of a wing plate on one side of the I-steel, so that the limit of one direction of the rotary support table relative to the beam body is formed, and a side guide wheel 134 is also arranged on the rotary support table 130, and is matched and attached to and supported with two sides of the beam body 121, so that the limit of the other direction is completed, and at the moment, the rotary support table realizes reciprocating motion in one direction only under the action of the rollers and the side guide wheels, namely, the reciprocating motion is performed along the rack direction; the gear 132 is arranged on the rotary support table 130 and is in matched engagement with the rack 122; the driving motor 133 drives the gear 132 to act and drives the rotary support table 130 to act on the track beam 120, the specific rotary support table 130 adopts a box structure, the roller set 131 is arranged in the box, meanwhile, a transmission shaft is further arranged in the box, the gear 132 is arranged on the transmission shaft, and the driving motor drives the transmission shaft to act through a speed reducer, so that the rotary support table 130 is driven to integrally rotate along the track beam 120.
The adjusting component 140 drives the grabbing and lifting component 150 to perform multi-degree-of-freedom adjusting motion relative to the rotary support table 130, and the grabbing and lifting component 150 is used for grabbing the duct piece. Specifically, the adjusting assembly includes a lifting table 141 that moves up and down along the rotary support table, a translation table 142 that moves in translation along the lifting table, and an adjusting cylinder 143; the grabbing and lifting assembly comprises a connecting frame 151 and a sucker 152, the connecting frame 151 is hinged on the translation table 142, and two ends of the adjusting oil cylinder 143 are respectively hinged with the translation table 142 and the connecting frame 151; the suction cup 152 is mounted on the connecting frame 151, an adjusting oil cylinder is also arranged between the connecting frame and the suction cup, and the planes of the adjusting positions of the two adjusting oil cylinders are vertical.
The connecting frame 151 is hinged on the translation stage 142 through a rotating shaft 153; the two ends of the adjusting oil cylinder 143 are respectively hinged with the translation table 142 and the connecting frame 151, the rotary support table 130 is provided with a guide rail 144, the lifting table 141 is arranged on the guide rail 144 in a matched sliding manner, the lifting oil cylinder 145 is arranged between the rotary support table 130 and the lifting table 141, the translation table 141 is provided with a translation shaft 146, the translation table 142 is supported on the translation shaft 146 in a matched sliding manner, and the translation oil cylinder 147 is arranged between the translation table 142 and the lifting table 141.
For the adjusting component, on one hand, the adjustment in a two-dimensional plane is realized, the action in the three-dimensional direction is realized by matching with the rotation action of the rotation support table, so that the adjustment of the duct piece posture in the duct piece assembling process is met, the oil cylinder is further matched, the small-amplitude pitching and swinging action is realized, and the fine adjustment is realized.
Further, be provided with section of jurisdiction storage station and section of jurisdiction transfer station on the brace table, specifically for setting up section of jurisdiction storage and section of jurisdiction conveyor on corresponding station, section of jurisdiction storage can be the storage rack, section of jurisdiction conveyor includes handling subassembly and lateral wall section of jurisdiction conveying component, handling subassembly includes the loop wheel machine roof beam and sets up the loop wheel machine on the loop wheel machine roof beam, the loop wheel machine roof beam can be a part of portal platform truck, perhaps the sideslip roof beam of individual setting, in the operation process, place the section of jurisdiction on the section of jurisdiction storage rack of brace table through the section of jurisdiction dolly, send the section of jurisdiction by the section of jurisdiction crane hoist again, regard as intermediate equipment by lateral wall section of jurisdiction conveying component, it carries out the transfer in section of jurisdiction gesture adjustment and the certain region, finally assemble after snatching by section of jurisdiction equipment, its section of jurisdiction hoist can be equipment such as electric block, realize the lift and sideslip of duct piece, or other snatch the equipment of lifting, thereby carry to snatch the station of snatching the subassembly, be convenient for snatch the module.
The side wall type duct piece conveying assembly comprises a conveying table 210, a moving platform 220, a moving frame 230 and a rotating table 240, wherein the conveying table provides a supporting platform which is positioned at the side part of a portal trolley, the conveying table can be directly based on the portal trolley, namely, a part of the portal trolley is used as the conveying table, particularly, the position of the portal trolley is relatively narrow in a corresponding area between a passing channel and a track beam, the side wall type duct piece conveying assembly aims at moving on a two-dimensional table surface of the conveying table, so that duct piece conveying is realized, butt joint with duct piece assembling equipment is completed, the moving platform is a supporting table which can slide in one direction relative to the conveying table and is used as a main bearing platform, and meanwhile, enough sliding space is required to be provided in the other direction, so that the conveying and transferring range of the duct piece is enough to meet the requirements; specifically, the moving platform 220 is disposed on the transfer platform 210 and reciprocates in a first direction relative to the transfer platform 210; the moving frame 230 is disposed on the moving platform 220 and reciprocates in a second direction with respect to the moving platform 220; the rotary table 240 is hinged on the movable frame 230, and rotates relative to the movable frame 230, and the duct piece 300 is arranged on the rotary table 240 in a matching manner; the duct piece is transferred on the table surface of the transfer table 210 by moving in the first direction and the second direction; the direction change of the duct piece is realized through the rotary table 240, and the first direction and the second direction in this embodiment are two directions which are crisscrossed and arranged vertically and horizontally on the plane of the transfer table, so as to realize the movement of the duct piece in the two-dimensional plane on the table surface of the transfer table.
For its specific transmission structure, in this embodiment, a first power component is disposed between the moving platform 220 and the transfer platform 210, and a second power component is disposed between the moving frame 230 and the moving platform 220; the first power component and the second power component can adopt the same or similar transmission modes, and can also adopt completely different transmission modes for transmission; the same transmission mode is adopted in the embodiment, and specifically: the first power component and the second power component comprise sliding rails 251, sliding blocks 252 and driving parts, wherein the sliding blocks 252 and the driving parts are arranged corresponding to the sliding rails 251, the driving parts drive the sliding blocks 252 to slide back and forth on the sliding rails 251, the sliding rails are arranged on the transfer table, the bottom of the moving platform is provided with the sliding blocks, the sliding blocks are placed on the sliding rails to conduct guiding sliding, one group, two groups or multiple groups of the sliding blocks can be arranged according to the positions of the power components, in order to guarantee the balance in the whole transmission process, and when a plurality of groups of the first power components or the second power components are arranged to drive, the synchronization of the first power components or the second power components is guaranteed.
The structure of the driving part can also take various forms, for example, the first form is that the driving part comprises a telescopic oil cylinder 253 and a bidirectional movable pulley block 254; the second form is that the driving part comprises a driving motor and a rack-and-pinion mechanism, the driving part structure of the first form is taken as an example of the second power component in the detailed description of the embodiment, and the following description is made with reference to the accompanying drawings:
The telescopic oil cylinder 253 is fixed on a moving platform, double stroke driving is realized on the telescopic oil cylinder 253 by the bidirectional movable pulley block, and in addition, the guide limit of the pulley is realized by arranging the pulley guide groove on the moving platform, so that the occupied space is reduced, and meanwhile, the cost is reduced relative to the mechanisms such as a gear rack, a chain wheel and the like, so that the practicability of a transmission structure is stronger, and the maintenance and the assembly are convenient. The structure of the bidirectional movable pulley block is specifically as follows: the device comprises a rolling groove 2541, a sliding frame 2542, movable pulleys 2543 and a winding wire 2544, wherein the rolling groove is fixed on a moving platform, the two movable pulleys are correspondingly and hingedly arranged at two ends of the sliding frame 2542, and the movable pulleys 2543 are arranged in the rolling groove 2541 in a matching way; the winding circumferential discs are arranged on the two movable pulleys 2543, driving arms 2545 are fixedly arranged on the winding 2544, and the driving arms 2545 are fixed with corresponding movable frames; the action end of the telescopic oil cylinder 253 is connected with the sliding frame 2542, and drives the sliding frame 2542 to act, at the moment, the movable pulley walks in the rolling groove, and the winding simultaneously circumferentially rotates with the movable pulley and drives the driving arm to act. Therefore, the stroke of the movable frame in the whole advancing process comprises the stroke of the telescopic oil cylinder and the stroke of winding rotation, namely, the stroke is 2 times of the stroke of the telescopic oil cylinder.
In the structure, the driving arm is required to be ensured to be always in a horizontal walking state, so that the length of the horizontal section of the winding is longer than the stroke of the telescopic oil cylinder, and meanwhile, the two ends of the horizontal section are provided with limiting parts, so that the phenomenon of blocking is avoided, namely, the driving arm is prevented from walking to the movable pulley position.
As can be seen from the drawings, in a specific use process, the number of the power components can be selected according to the arrangement form of the sliding rails and the distribution situation of the position space, the first power components shown in the drawings of the embodiment are one group, the second power components are two groups, the first power components drive the moving platform 220 to move transversely on the moving platform 210, and the second power components drive the moving frame 230 to move longitudinally relative to the moving platform 210.
The rotary table 240 is supported and arranged on the movable frame 230 through a rotary shaft 261 and a bearing seat 262, a third power component is arranged between the rotary table 240 and the movable frame 230, the third power component is a swinging oil cylinder 263, or the third power component comprises a driving motor and a gear set arranged between the driving motor and the rotary shaft, the swinging oil cylinder 263 is fixed on the movable frame, and the action end of the swinging oil cylinder 263 is connected with the rotary shaft.
Because the duct piece needs to be fixed on the rotary table and is convenient to detach, the rotary table 240 is provided with a fixing component, and the fixing component has a plurality of structures, wherein one fixing component is a fastening belt 271, a first end part of the fastening belt 271 is fixedly connected with the rotary table 240, and a second end part of the fastening belt 271 is detachably connected with the rotary table 240; the other type of fixed assembly comprises a clamping oil cylinder and clamping blocks arranged on the clamping oil cylinder, a plurality of groups of fixed assemblies are arranged on two sides of the rotary table, the corresponding clamping blocks in each group of fixed assemblies are arranged in a splayed shape, and duct pieces are matched and clamped between the clamping blocks and the rotary table.
Further, the specific structure of the rotary table in the embodiment is shown in the drawings, the rotary table 240 includes a bottom plate 241, a side baffle 242 and an end plate 243, and the bottom plate 241 is attached to the wall surface of the duct piece; side guards 242 are provided on both sides of the bottom plate 241; the end plate 243 is disposed at one end of the bottom plate 241, and the side baffles 242 and the end plate 243 form a U-shaped limiting groove, by firstly placing the duct piece in the U-shaped limiting groove and then binding the fastening belt.
The portal duct piece assembling equipment in the embodiment further comprises a bean gravel injection system, a grouting system, a hydraulic system, an electric control system and a laser guiding system, wherein a plurality of portal follow-up trolleys are arranged at the rear part of the portal trolley, such as the bean gravel trolley, the grouting trolley, the control trolley and the like, and the corresponding bean gravel injection system, the grouting system, the hydraulic system, the electric control system and the laser guiding system are correspondingly arranged on the corresponding trolleys and synchronously move on a walking track along with the portal trolley to cooperatively complete the support of the duct piece.
Specifically, the bean gravel injection system comprises a bean gravel belt conveyor 401, a bean gravel tank 402, a bean gravel tank crane 403 and a bean gravel pump 404, the grouting system comprises a grouting pump 405 and a stirring pump 406, and a water cable reel 407, a cable reel 408, an operation platform 411 and a hydraulic pump station are further arranged on the portal type follow-up trolley. The specific working mode of each system can adopt the existing conventional mode, but the arrangement mode needs to avoid interference with other construction equipment, so that the side part or the top part of each portal type follow-up trolley is fixed, and a passage is reserved in the middle part.
The application also discloses a portal duct piece assembling method, which utilizes the portal duct piece assembling equipment to assemble duct pieces, and specifically comprises the following steps:
starting a trolley main control system, driving a gantry trolley to move on a walking track by a walking motor, and enabling a duct piece assembling device to correspond to a position to be operated;
The duct piece trolley conveys and stores the duct pieces to the duct piece storage part, so that the duct pieces are convenient to continuously hoist, grasp and assemble;
In the process that the pipe piece is grabbed from the pipe piece storage part to the pipe piece assembling device, firstly, lifting the pipe piece by using a crane, initializing a side wall type pipe piece conveying assembly, placing the pipe piece in a rotary table, and binding by using a fastening belt; adjusting the posture of the duct piece to a direction convenient for grabbing, transferring the duct piece to a duct piece assembling device, corresponding to the sucking disc, and loosening the connection between the duct piece and the rotary table after the fixing of the sucking disc and the duct piece is completed; the segment erector drives the segment to rotationally move along the track beam, and fine adjustment of the position and the azimuth is performed, so that the alignment of the segment is completed and the segment is fixedly connected through bolts;
repeating the steps until the assembly of the ring segment is completed;
and (3) carrying out bean gravel filling and slurry filling on the gaps behind the walls of the assembled duct pieces, and completing the construction operation of the duct piece ring.
The grouting trolley, the bean-injecting gravel trolley and the control trolley are all driven by the portal trolley to move forwards integrally, and the equipment is in rail system for walking; the whole operation process does not influence the progress of other construction procedures, and the efficiency and the quality of the whole tunnel construction operation are ensured.
In this specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, so that the same or similar parts between the embodiments are referred to each other.
Unless defined otherwise, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this application belongs. The terms first, second and the like in the description and in the claims, are not used for any order, quantity or importance, but are used for distinguishing between different elements. Likewise, the terms "a" or "an" and the like do not necessarily denote a limitation of quantity. The word "comprising" or "comprises", and the like, means that elements or items preceding the word are included in the element or item listed after the word and equivalents thereof, but does not exclude other elements or items. "connected" or "connected" and the like are not intended to be limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", etc. are used merely to indicate relative positional relationships, which may also be changed when the absolute position of the object to be described is changed.
While the exemplary embodiments of the present invention have been described in detail with reference to the preferred embodiments, those skilled in the art will appreciate that various modifications and adaptations can be made to the above-described specific embodiments and that various combinations of the features and structures can be made without departing from the scope of the present invention as defined in the appended claims.
Claims (8)
1. Portal segment assembling equipment, which is characterized in that the equipment comprises:
A walking rail;
the portal trolley is arranged on the travelling rail, and a passing channel is formed in the middle of the portal trolley;
The duct piece storage part is arranged on the portal trolley and used for storing duct pieces;
the duct piece assembling device is used for grabbing duct pieces and driving the duct pieces to move and assemble in the circumferential direction of the tunnel; and
The duct piece conveying device is used for conveying duct pieces from the duct piece storage vehicle to the duct piece assembling device so as to realize feeding of the duct pieces;
the duct piece storage trolley, the duct piece assembling device and the duct piece conveying device are all arranged on the portal trolley and travel along with the portal trolley on the travelling rail;
The segment assembly device comprises:
The track beam is arranged on the portal trolley and corresponds to the section of the tunnel;
the rotary support table is supported on the track beam and walks along the track beam;
An adjustment assembly; and
The grabbing and lifting assembly drives the grabbing and lifting assembly to perform multi-degree-of-freedom adjustment motion relative to the rotary support table, and the grabbing and lifting assembly is used for grabbing the duct piece;
the section of jurisdiction conveyor includes handling subassembly and lateral wall formula section of jurisdiction conveying subassembly, the handling subassembly includes crane roof beam and sets up the loop wheel machine on the crane roof beam, lateral wall formula section of jurisdiction conveying subassembly includes:
a transfer table provided on a side portion of the gantry trolley;
a moving platform provided on the transfer table and reciprocating in a first direction with respect to the transfer table;
A moving frame provided on the moving platform and reciprocally moving in a second direction with respect to the moving platform; and
The rotary table is hinged to the movable frame and rotates relative to the movable frame, and the duct pieces are arranged on the rotary table in a matching manner;
The duct piece is transferred on the table top of the transfer table through the movement in the first direction and the second direction; and the change of the orientation of the duct piece is realized through a rotary table.
2. The portal segment assembly apparatus of claim 1, wherein the track beam comprises a beam body and a rack disposed on the beam body, a rotary power assembly is disposed between the rotary support table and the track beam, the rotary power assembly comprising:
the rotary support table is clamped at Liang Tishang through matching of a plurality of pairs of roller groups;
The gear is arranged on the rotary support table and is in matched engagement with the rack; and
The driving motor drives the gear to act and drives the rotary support table to act on the track beam;
The rotary support table is also provided with side guide wheels, and the side guide wheels are matched, attached and supported with the two sides of the beam body.
3. The gantry segment assembly apparatus of claim 1, wherein the adjustment assembly comprises:
A lifting table which moves up and down along the rotary support table;
the grabbing and lifting assembly is hinged on the translation table through a rotating shaft; and
And two ends of the adjusting oil cylinder are hinged with the translation table and the grabbing and lifting assembly respectively.
4. A gantry type duct piece assembling device according to claim 3, wherein a guide rail is arranged on the rotary support table, the lifting table is arranged on the guide rail in a matched sliding manner, and a lifting oil cylinder is arranged between the rotary support table and the lifting table;
The lifting platform is provided with a translation shaft, the translation platform is supported on the translation shaft in a matched sliding manner, and a translation oil cylinder is arranged between the translation platform and the lifting platform.
5. The portal duct piece assembly device of claim 1, wherein a first power assembly is provided between the mobile platform and the transfer table, and a second power assembly is provided between the mobile frame and the mobile platform; the first power assembly and the second power assembly each include:
A slide rail;
the sliding block is arranged corresponding to the sliding rail; and
The telescopic oil cylinder and the bidirectional movable pulley block drive the sliding block to slide back and forth on the sliding rail;
The bidirectional movable pulley block comprises:
Rolling grooves;
A sliding frame;
the two movable pulleys are correspondingly hinged at two ends of the sliding frame, and the movable pulleys are arranged in the rolling groove in a matching manner; and
The winding wires Zhou Xiangpan are arranged on the two movable pulleys, driving arms are fixedly arranged on the winding wires, and the driving arms are fixed with corresponding movable platforms or movable frames;
The action end of the telescopic oil cylinder is connected with the sliding frame and drives the sliding frame to act, and meanwhile, the winding follow-up pulley circumferentially rotates and drives the driving arm to act.
6. The gantry type duct piece assembling device according to claim 1, wherein the rotary table is supported and arranged on the movable frame through a rotary shaft and a bearing seat, a third power assembly is arranged between the rotary table and the movable frame, and the third power assembly is a swinging oil cylinder or comprises a driving motor and a gear set arranged between the driving motor and the rotary shaft;
the rotary table is provided with a fixing assembly, the fixing assembly is a tightening belt, a first end of the tightening belt is fixedly connected with the rotary table, and a second end of the tightening belt is detachably connected with the rotary table;
the rotary table includes:
the bottom plate is attached to the wall surface of the duct piece;
side baffles provided on both sides of the bottom plate; and
And the end plate is arranged at one end of the bottom plate, and the side baffle plates and the end plate form a U-shaped limit groove.
7. The portal duct piece assembling device according to claim 1, further comprising a bean gravel injection system, a grouting system, a hydraulic system, an electric control system and a laser guiding system, wherein a plurality of portal type follow-up trolleys are arranged at the rear part of the portal trolley, and the bean gravel injection system, the grouting system, the hydraulic system, the electric control system and the laser guiding system are correspondingly arranged on the portal type follow-up trolleys.
8. A method for assembling a portal duct piece, which is characterized by assembling the duct piece by using the portal duct piece assembling device according to any one of claims 1 to 7, and specifically comprises the following steps:
driving the gantry trolley to move to an operation position;
Conveying and storing the duct pieces to a duct piece storage part;
Lifting and posture adjustment are carried out on the pipe piece through a pipe piece conveying device, then the pipe piece assembling device is fed with the pipe piece, grabs the pipe piece, and moves to an assembling position for assembling;
after the alignment connection is fixed, the assembly of the segment is completed, and the steps are repeated until the assembly of the ring segment is completed;
and (5) carrying out bean gravel filling and slurry filling on the gaps behind the walls of the assembled duct pieces.
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| CN201910213765.6A CN109958464B (en) | 2019-03-20 | 2019-03-20 | Portal type duct piece assembling equipment and method |
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| CN201910213765.6A CN109958464B (en) | 2019-03-20 | 2019-03-20 | Portal type duct piece assembling equipment and method |
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| CN109958464B true CN109958464B (en) | 2024-05-07 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111452091B (en) * | 2020-04-30 | 2022-02-22 | 中南大学 | Testing device and testing method suitable for small-diameter tunnel segment assembling robot |
| CN112253177A (en) * | 2020-07-26 | 2021-01-22 | 江西基业良工桩机制造有限公司 | Tunnel lining equipment |
| CN111997661B (en) * | 2020-09-07 | 2022-04-19 | 中铁工程装备集团有限公司 | Pipe piece supporting device and working method thereof |
| CN113137253A (en) * | 2021-04-30 | 2021-07-20 | 盾构及掘进技术国家重点实验室 | Through type tunnel arc-shaped part installing machine |
| CN113513339B (en) * | 2021-08-10 | 2024-02-06 | 阜阳市晶宫工业科技有限公司 | Splicing device and splicing method for tunnel duct pieces |
| CN113790069A (en) * | 2021-09-01 | 2021-12-14 | 中建交通建设集团有限公司 | Segment assembling and grouting all-in-one machine for shield underground butt joint |
| CN116624174B (en) * | 2023-07-06 | 2024-05-10 | 中铁隧道集团二处有限公司 | Segment lining structure and construction method thereof |
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