CN102337905A - Open type TBM (Tunnel Boring Machine) fullface synchronous lining trolley for hydraulictunnel - Google Patents
Open type TBM (Tunnel Boring Machine) fullface synchronous lining trolley for hydraulictunnel Download PDFInfo
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- CN102337905A CN102337905A CN2011102498431A CN201110249843A CN102337905A CN 102337905 A CN102337905 A CN 102337905A CN 2011102498431 A CN2011102498431 A CN 2011102498431A CN 201110249843 A CN201110249843 A CN 201110249843A CN 102337905 A CN102337905 A CN 102337905A
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Abstract
The invention relates to an open type TBM (Tunnel Boring Machine) fullface synchronous lining trolley for a hydraulictunnel, which is characterized in that: a fullface pattern plate assembly slides on a girder front and back, so that lining construction is carried out alternately; the front and the back of the girder are respectively provided with a bearing for stabilizing the trolley; a space for a train to pass through is reserved in the girder; an upper rack is provided with a space for a large-diameter vent hose to pass through and protective measures thereof; the side face of a lower rack is provided with a continuous belt conveyor bearing platform; the front and the back of the girder are respectively provided with a transfer track system; and track skeletons can be removed and paved quickly through a crane system. According to the invention, the construction method for using the conventional open type TBM to tunnel the hydraulictunnel for secondary lining is thoroughly changed, the synchronous lining is realized, the total construction period for the long and deep tunnel is shortened, the safety during the construction and the quality of the tunnel are greatly improved, and the construction cost is reduced.
Description
Technical field:
The present invention relates to a kind of tunnel construction equipment, the full section synchronization lining of particularly a kind of hydraulic tunnel open type TBM chassis.
Background technology:
It is reasonable structure form the most that the hydraulic tunnel that is used for hydroelectric project and water delivery engineering adopts circular cross section, and the tunnel of growing up adopts the TBM construction when promoting the tunnel construction level, also more helps improving the tunnel utilization ratio.The hydraulic tunnel of open type TBM construction in the past can only sequence construction; After being the some or all of perforation of tunnel; Can execute and make secondary lining, and the common earlier construction end arch limit crown of constructing again, cavitation speed is relatively low and unfavorable to safety during the tunnel construction and quality.
Summary of the invention:
To execute the problem of doing the lining cutting of the circular secondary form concrete of full section in order solving when hydraulic tunnel adopts open type TBM driving, to the invention provides a kind of synchronization lining chassis of special use, and realized full section one-shot forming.
Technical scheme of the present invention is: the full section synchronization lining of a kind of hydraulic tunnel open type TBM chassis, and it is characterized in that: the chassis girder is a case beam hollow structure, the centre is provided with the space that supplies the rail transport train current; The girder two ends are provided with the twilight orbit system respectively, and this system is made up of the rail on the kingpost baseplate, the slope section that is separately positioned on the girder two ends and Y type track switch; The two ends of girder are connected with the sweep group that is connected to form by a plurality of trailer sweeps respectively, and one of them trailer sweep is connected with girder, and wheels are equipped with in the bottom of these trailer sweeps, have rail on the sweep face; Y type mounting turnout is on the trailer sweep; On the two ends of chassis girder, the top of trailer sweep loop wheel machine semi girder and loop wheel machine semi girder support are housed respectively; The beam body bottom at the forward and backward two ends of chassis girder is equipped with the girder supporting respectively, and girder supporting lifting gear is housed between girder supporting and the beam body;
The stand assembly is made up of top stand and bottom stand; The top stand is the truss-like hollow structure; The centre is provided with and can supplies the major diameter vent hose to pass through the space that chassis is used; And the top stand is provided with the grooved protection carriage of being made up of carrying roller, and stand bottom in top is provided with horizontal adjustment oil cylinder; The bottom stand is a truss structure, is sleeved on the girder, and the side of bottom stand is provided with and is used to support the continuous belt machine cushion cap that the continuous belt machine passes through chassis;
Full section template assembly is a circular cross section; This template assembly by backform, side form and bed die totally 5 groups of templates form jointly; The circumferencial direction connected mode is that hinged, axial connected mode is that bolt connects between each piece template, connects through swivel pin between backform and the side form; Backform is connected with the top stand with two row's anti-floating backform leading screws through the backform oil cylinder, and side form is connected with the bottom stand with the side form leading screw through the side form oil cylinder, and bed die is connected with the bottom stand with the bed die leading screw through the bed die hoist cylinder.
The rail joining place is equipped with the removable switch blade that has than high-wearing feature in above-mentioned slope section and the hole.
Above-mentioned girder supporting lifting gear is made up of slip pipe, oil cylinder and leading screw.
Above-mentioned continuous belt machine cushion cap is made up of crossbeam, crossbeam diagonal brace and the carrying roller that is installed on the crossbeam.
The present invention has following advantage and good effect:
When 1, having realized hydraulic tunnel open type TBM driving, execute and do circular secondary lining of full section and one-shot forming.
2, the assembly of chassis stand and template assembly can slide front and back on the chassis girder, can realize alternately lining construction.
3, because the supporting that can go up and down is set before and after the chassis girder, can be in order to firm lining trolley.
4, since the chassis girder inner reserve large space and on base plate steel rail laying, therefore can supply the rail transport train to walk.
5, since on top stand reserve enough spaces, can guarantee that major diameter vent hose (diameter 2200mm) passes through chassis smoothly,
And flexible pipe is implemented effectively protection with the grooved roller set.
6, owing to being provided with the continuous belt machine, stand side, bottom walks space and cushion cap.The continuous belt machine pass through thus chassis and can go up,
The influence of continuous belt machine operation vibrations to the secondary lining concrete structure eliminated in left and right adjustment down, damping rubber block.
7, owing to the twilight orbit system is set respectively at the forward and backward two ends of girder; This system is made up of the rail on the kingpost baseplate, the slope section that is separately positioned on the girder two ends and Y type track switch; Can realize that the train passage chassis that moves on the four rail two-wire tracks in the tunnel is regional; Effective clear height 2600mm, effectively clear span 2800mm.
8, owing to loop wheel machine semi girder and the special-purpose loop wheel machine of loop wheel machine semi girder support system are housed respectively, can realize chassis the place ahead section of track fast Demolition, handling to chassis rear portion Fast Installation on the two ends of chassis girder, the top of trailer sweep.
9, can realize the not voltage regulator tube operation of concreting, avoid concreting and train to walk and disturb from the chassis zone.
10, on the template that two row's anti-floating leading screws, every 2m length are set on the backform, be provided with one group; Substituting in the past, the lining trolley rear and front end is provided with the mode of concentrating anti-floating mechanism; Buoyancy is disperseed, is delivered to the hole wall equably, avoid two lining concrete structures of the demoulding are just had a negative impact.
11, effectively lining cutting length is consistent with section of track length, is 12.5m, keeps chassis displacement and section of track dismounting to act in agreement.
12, meet clear and definite tunnel construction face of present China relevant laws and regulations and the requirement of secondary lining step pitch, be beneficial to and guarantee tunnel construction safety, duration and cavitation quality, help practicing thrift overall construction cost simultaneously.
13, in the secondary lining operation process, required supply of electric power, water supply for construction draining, construction ventilation, continuous belt machine muck removal, the construction material rail of TBM driving transports uninterrupted.
Can guarantee in the TBM tunneling process that 14, operation such as the required concrete of secondary lining transports, builds, maintenance is unaffected.
Description of drawings:
Fig. 1 is full section synchronization lining chassis cross-sectional configuration figure.
Fig. 2 is full section synchronization lining chassis main body side view.
Fig. 3 is girder supporting figure.
Fig. 4 is tunnel inner orbit and section of track plan.
Fig. 5 is the A portion enlarged drawing of Fig. 4.
Fig. 6 is the B portion enlarged drawing of Fig. 4.
Fig. 7 is the sketch map of the section of track.
Fig. 8 is full section synchronization lining chassis twilight orbit system layout.
Fig. 9 is the vertical view of Fig. 8.
Figure 10 is the C portion enlarged drawing of Fig. 8.
Figure 11 is the special-purpose loop wheel machine design of section figure of system of the section of track.
Figure 12 is the lateral view of Figure 11.
Figure 13 is a continuous belt machine cushion cap sketch map on the synchronization lining chassis.
1. tunnel excavation outline lines among the figure, 2. secondary lining inner outline, 3. bed die, 4. bed die hoist cylinder, 5. bottom stand, 6. girder; 7. side form, 8. side form oil cylinder A, 9. backform A, 10. backform oil cylinder A, 11. top stands, 12. top stands are laterally adjusted oil cylinder; 13. the major diameter vent hose, 14. backform leading screw A, 15. backform B, 16. backform oil cylinder B, 17. major diameter vent hoses protection carriage, 18. backform leading screw B; 19. side form leading screw A, 20. rail transport train profiles, 21. continuous belt machines, 22. continuous belt machine cushion caps, 23. side form leading screw B, 24. side form oil cylinder B; 25. side form leading screw C, 26. bed die leading screw A, 27. bed die leading screw B, the supporting of 28. girders, 29. girder beam bodies, 30. concrete dispensers; 31. the stand assembly, 32. template assemblies, 33. girders supporting leading screw, 34. girder supporting oil cylinders, 35. girders supporting slip pipe; 36. the loop wheel machine track, 37. girder rail, the rail in 38. holes on the section of track, the replaceable switch blade of 39. slope sections, 40. slope sections; 41. track switch, 42. trailer wheels, 43. trailer sweeps, the rail on 44. trailers, 45. trailer connecting pins; 46. steel sleeper, 47. section of track assemblies, 48. combined type steel sleeper columns, 49. steel sleeper reinforced company fishplate bars, 50. steel sleeper junction plate bolts; 51. steel sleeper epimere column, 52. steel sleeper column connecting bolts, 53. removable steel sleeper hypomere columns, 54. loop wheel machine semi girders, 55. loop wheel machine semi girder supports; 56. continuous belt machine damping carrying roller, 57. continuous belt machine cushion cap crossbeams, 58. continuous belt machine cushion cap diagonal braces, the box-like crossbeam of 59. continuous belt auger wall fixation group, the box-like diagonal brace of 60. continuous belt auger wall fixation group.
The specific embodiment:
1, as depicted in figs. 1 and 2: backform (9,15), side form (7), bed die (3) totally 5 groups of templates have been formed full section template assembly (32) jointly; The circumferencial direction connected mode is that hinged, axial connected mode is that bolt connects between each piece template; Swivel pin between backform (9,15) and the side form (7) can conveniently be removed and install, and is beneficial to the demoulding and formwork erection.
2, full section template assembly (32) is a circular cross section, therefore can't realize reducing.
3, stand assembly (31) is made up of top stand (11) and bottom stand (5).
4, top stand (11) is the truss-like hollow structure; The centre is provided with enough spaces; Be beneficial to major diameter vent hose (13) and pass through chassis; Simultaneously the resistance when farthest reducing vent hose and pass through chassis, protect flexible pipe better, be provided with the grooved of forming by carrying roller at the upper stage frame and protect carriage (17); Flexible pipe suspension height and position remain unchanged before and after secondary lining in the work progress, bend to avoid and to reduce vent hose.
5, bottom stand (7) is a truss structure, is sleeved on the girder (6), and on four angles of bottom stand (7) and girder (6), wear-resisting slide plate is set respectively, is beneficial to stand assembly (31) and template assembly (32) and before and after girder (6) is gone up, slides jointly.
6, the side of bottom stand (7) is provided with continuous belt machine cushion cap (22), for continuous belt machine (21) passes through chassis reliable supporting is provided.
7, girder (6) is a case beam hollow structure, and rail 37 is installed on the base plate, and the centre is provided with enough rail transport train passage space, allows single train marshalling list current, and effectively clear height is not less than 2600mm, and effectively clear span is not less than 2800mm.
8, as shown in Figures 2 and 3: girder (6) rear and front end is 2 groups of girder supportings (28), is provided with slip pipe (35), oil cylinder (34) and leading screw (33) between girder beam body (29) and the girder supporting (28).
Only if 9 need to move girder (6), under other operating modes, girder supporting (28) is under the effect of leading screw (33), on the concrete after being supported on the hole wall behind the tunnel excavation or accomplishing secondary lining.
10, like Fig. 4, Fig. 5, Fig. 6, shown in Figure 7: because the TBM driving is constructed with secondary lining synchronously; In-cavity construction transport of materials task is comparatively heavy, and transportation range usually can be longer, therefore; Four rail two-wire tracks (38) are set in the hole, are installed on the combined type steel sleeper (46).Before and after secondary lining, remove and install for ease of rail (38) and steel sleeper (46), the two segmentation connects the as a whole composition section of track (47), to realize integral disassembly, assembly; The section of track (47) length and rail (38) length are consistent, and are 12.5m.Girder (6) inner space can't be satisfied the four rail two-wire sections of track and passed through, and therefore for making things convenient for the section of track (47) handling, two parts about being divided into rely on steel sleeper reinforced company fishplate bar (49) to be connected with bolt (50) each other, and the assurance steel sleeper (46) and the section of track (47) are firmly.
11, before and after the secondary lining; All need lay the section of track in the hole; But cross section diameter changes, thereby the column (48) of steel sleeper (46) is designed to combined type, is welded construction between epimere column (51) and the steel sleeper (46); When the section of track (47) need be layed in the hole section before the secondary lining, hypomere column (53) was connected in epimere column (51) through bolt (52); When the section of track (47) is layed in the hole section of accomplishing secondary lining, need to remove hypomere column (53).
12, like Fig. 8, Fig. 9, shown in Figure 10: girder (6) inner orbit is a single line; With the hole inner orbit is four rail two-wires; Thereby Y type track switch (41) realization train need be set in regional the passing through of chassis, girder (6) rear and front end is provided with one group of slope section (40) and Y type track switch (41) respectively.Track switch (41) is installed on the trailer sweep (43), adopts pin (45) to be connected between trailer sweep (43) and the girder (6), and through wheels (42) rail (38) upper support and walking in the hole, also adopts pin to connect between each trailer dull and stereotyped (43); Because the section of track (47) of lining cutting operation area needs to remove; Thereby A, B two places of girder rear and front end trailer dull and stereotyped (43) often are in wheels (42) vacant state; Girder supporting (28) is provided with step for this reason; Be used to carry trailer sweep (43), guarantee that the rail (44) on the trailer has enough supporting capacitys, for train passage provides safeguard.Rail (38) joining place is equipped with the removable switch blade (39) that has than high-wearing feature in slope section (40) and the hole, can conveniently upgrade after the distortion.
When 13, girder (6) need move forward, at first remove the pin (45) between rear and front end trailer dull and stereotyped (43) and the girder (6); Move forwards, backwards respectively by two ends with slope section (40) for trailer dull and stereotyped (43) afterwards, for follow-up section of track dismounting provides the space, and the not demoulding of this fashion, stand assembly (31) keeps motionless with template assembly (32), and under the drive of hoist engine and wire rope, girder moves forward.
14, like Fig. 8, Fig. 9, Figure 10, Figure 11 and shown in Figure 12: girder (6) rear and front end is provided with semi girder (54) respectively; In order to section of track loop wheel machine to be installed; The working range of section of track loop wheel machine covers semi girder (54) and girder (6); In order to remove the section of track (47) of girder (6) front end, handling is also installed to girder (6) rear end.
15, shown in figure 13: continuous belt machine cushion cap (22) is made up of crossbeam (57), diagonal brace (58) and carrying roller (56); Carrying roller (56) is equipped with snubber block; To reduce the operating vibrations of continuous belt machine (21) chassis and the concrete that is between curing time are had a negative impact, allow the teeter of continuous belt machine simultaneously; Adjust the upright position of continuous belt machine if desired, can between carrying roller (56) and crossbeam (57), increase and decrease the adjustment backing plate.
16, as shown in Figure 1: during the demoulding, the first step is removed all template leading screws (14,18,19,23,25,26,27); In second step, remove the swivel pin between backform (9,15) and the side form (7), the two separation; In the 3rd step, backform (9,15) moves down about 20cm with oil cylinder (10,16) retraction; The 4th step, under the drive of backform oil cylinder A, about two backforms (9,15) be that the center is inwardly rotated about 8 ° respectively with the two swivel pin; In the 5th step, side form oil cylinder (8,24) retraction drives side form and overturns to the inside; In the 6th step, bed die hoist cylinder (4) retraction drives side form (7) and bed die (3) and rises, and realizes the demoulding.
17, as shown in Figure 2: after the demoulding, under the traction of hoist engine and wire rope, template assembly (32) and stand assembly (31) can wholely be gone up at girder (6) and slide, and arrive next setting.
18, the bottom concreting process can produce bigger buoyancy; Particularly full section template chassis is all the more so; Chassis is stressed to be concentrated in order to reduce; Be provided with one group being provided with on the backform on the long template of two row's anti-floating leading screws 14,16, every 2m, substitute in the past that the lining trolley rear and front end is provided with the mode of concentrating anti-floating mechanism, buoyancy is disperseed, is delivered to equably the hole wall.
19, as shown in Figure 1: during formwork erection, stretch out bed die oil cylinder (4), bed die (3) puts in place, and the rotation side form puts in place, and rotation and pushing tow backform (9,15) put in place again, and the swivel pin between backform (9,15) and the side form (7) is installed at last; Adjustment top stand is laterally adjusted oil cylinder (12), makes template assembly (32) accurately locate; Adjust all leading screws at last, firmly support shuttering.
When 20, girder (6) is shifted, need accomplish two work simultaneously, one of which is removed the hook of major diameter vent hose (13) at girder (6) front end, in time hangs fixedly vent hose (13) simultaneously in girder (6) rear end; Its two, remove cross binding (59) and the diagonal brace (60) of continuous belt machine (21), simultaneously at girder (6) backend synchronization installation crossbeam (59) and diagonal brace (60) at girder (6) front end.
Claims (4)
1. the full section synchronization lining of hydraulic tunnel open type TBM chassis, it is characterized in that: the chassis girder is a case beam hollow structure, the centre is provided with the space that supplies the rail transport train current; The girder two ends are provided with the twilight orbit system respectively, and this system is made up of the rail on the kingpost baseplate, the slope section that is separately positioned on the girder two ends and Y type track switch; The two ends of girder are connected with the sweep group that is connected to form by a plurality of trailer sweeps respectively, and one of them trailer sweep is connected with girder, and wheels are equipped with in the bottom of these trailer sweeps, have rail on the sweep face; Y type mounting turnout is on the trailer sweep; On the two ends of chassis girder, the top of trailer sweep loop wheel machine semi girder and loop wheel machine semi girder support are housed respectively; The beam body bottom at the forward and backward two ends of chassis girder is equipped with the girder supporting respectively, and girder supporting lifting gear is housed between girder supporting and the beam body;
The stand assembly is made up of top stand and bottom stand; The top stand is the truss-like hollow structure; The centre is provided with and can supplies the major diameter vent hose to pass through the space that chassis is used; And the top stand is provided with the grooved protection carriage of being made up of carrying roller, and stand bottom in top is provided with horizontal adjustment oil cylinder; The bottom stand is a truss structure, is sleeved on the girder, and the side of bottom stand is provided with and is used to support the continuous belt machine cushion cap that the continuous belt machine passes through chassis;
Full section template assembly is a circular cross section; This template assembly by backform, side form and bed die totally 5 groups of templates form jointly; The circumferencial direction connected mode is that hinged, axial connected mode is that bolt connects between each piece template, connects through swivel pin between backform and the side form; Backform is connected with the top stand with two row's anti-floating backform leading screws through the backform oil cylinder, and side form is connected with the bottom stand with the side form leading screw through the side form oil cylinder, and bed die is connected with the bottom stand with the bed die leading screw through the bed die hoist cylinder.
2. the full section synchronization lining of hydraulic tunnel open type TBM according to claim 1 chassis, it is characterized in that: the rail joining place is equipped with the removable switch blade that has than high-wearing feature in above-mentioned slope section and the hole.
3. the full section synchronization lining of hydraulic tunnel open type TBM according to claim 1 chassis is characterized in that: above-mentioned girder supporting lifting gear is made up of slip pipe, oil cylinder and leading screw.
4. the full section synchronization lining of hydraulic tunnel open type TBM according to claim 1 chassis is characterized in that: above-mentioned continuous belt machine cushion cap is made up of crossbeam, crossbeam diagonal brace and the carrying roller that is installed on the crossbeam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110249843.1A CN102337905B (en) | 2011-08-29 | 2011-08-29 | Open type TBM (Tunnel Boring Machine) fullface synchronous lining trolley for hydraulictunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110249843.1A CN102337905B (en) | 2011-08-29 | 2011-08-29 | Open type TBM (Tunnel Boring Machine) fullface synchronous lining trolley for hydraulictunnel |
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| Publication Number | Publication Date |
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| CN102337905A true CN102337905A (en) | 2012-02-01 |
| CN102337905B CN102337905B (en) | 2014-12-10 |
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| CN201110249843.1A Active CN102337905B (en) | 2011-08-29 | 2011-08-29 | Open type TBM (Tunnel Boring Machine) fullface synchronous lining trolley for hydraulictunnel |
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| CN103821524A (en) * | 2014-03-06 | 2014-05-28 | 中铁第一勘察设计院集团有限公司 | Backup and in-hole transportation track panel frame for tunneling machine |
| CN104018855A (en) * | 2014-06-26 | 2014-09-03 | 湖南五新重型装备有限公司 | Internal-connected needle beam lining trolley |
| CN105756687A (en) * | 2016-03-28 | 2016-07-13 | 北京住总集团有限责任公司 | Through type large-section tunnel underground excavation lining trolley and tunnel underground excavation lining construction method |
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| CN108239968A (en) * | 2018-03-09 | 2018-07-03 | 广东省水利水电第三工程局有限公司 | It is a kind of non-to drawing cast-in-place aqueduct plate device and its construction method |
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| CN103821524A (en) * | 2014-03-06 | 2014-05-28 | 中铁第一勘察设计院集团有限公司 | Backup and in-hole transportation track panel frame for tunneling machine |
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| CN104018855B (en) * | 2014-06-26 | 2016-01-20 | 湖南五新隧道智能装备股份有限公司 | General formula needle beam lining trolley in a kind of |
| CN105756687A (en) * | 2016-03-28 | 2016-07-13 | 北京住总集团有限责任公司 | Through type large-section tunnel underground excavation lining trolley and tunnel underground excavation lining construction method |
| CN107255034A (en) * | 2017-08-11 | 2017-10-17 | 中铁隧道集团有限公司 | All-hydraulic voluntarily formwork jumbo carries out split and passes through formula concrete placings construction method |
| CN108239968A (en) * | 2018-03-09 | 2018-07-03 | 广东省水利水电第三工程局有限公司 | It is a kind of non-to drawing cast-in-place aqueduct plate device and its construction method |
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| CN112065492B (en) * | 2020-09-21 | 2022-07-19 | 中铁十八局集团有限公司 | Synchronous operation rack for tunnel excavation construction and synchronous construction method |
| CN112855183A (en) * | 2021-01-21 | 2021-05-28 | 中铁工程装备集团(天津)有限公司 | Large-diameter shield machine rear support suitable for asynchronously assembling box culvert |
| CN112855183B (en) * | 2021-01-21 | 2022-08-09 | 中铁工程装备集团(天津)有限公司 | Large-diameter shield machine rear support suitable for asynchronously assembling box culvert |
| CN113464167A (en) * | 2021-07-02 | 2021-10-01 | 中铁十一局集团汉江重工有限公司 | Multi-template type two-lining trolley for tunnel construction |
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| CN102337905B (en) | 2014-12-10 |
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