CN107060823B - Non-dismantling trolley for tunnel anchor section secondary lining concrete construction - Google Patents
Non-dismantling trolley for tunnel anchor section secondary lining concrete construction Download PDFInfo
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- CN107060823B CN107060823B CN201710233777.6A CN201710233777A CN107060823B CN 107060823 B CN107060823 B CN 107060823B CN 201710233777 A CN201710233777 A CN 201710233777A CN 107060823 B CN107060823 B CN 107060823B
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- beams
- anchor section
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- 238000010276 construction Methods 0.000 title claims abstract description 29
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 11
- 239000010959 steel Substances 0.000 claims abstract description 11
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 9
- 238000000034 method Methods 0.000 claims abstract description 7
- 238000007711 solidification Methods 0.000 claims description 2
- 230000008023 solidification Effects 0.000 claims description 2
- 230000007547 defect Effects 0.000 abstract description 3
- 241001669679 Eleotris Species 0.000 description 1
- 238000003915 air pollution Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
Classifications
-
- 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
- E21D11/102—Removable shuttering; Bearing or supporting devices therefor
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D20/00—Setting anchoring-bolts
- E21D20/003—Machines for drilling anchor holes and setting anchor bolts
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Structural Engineering (AREA)
- Architecture (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Civil Engineering (AREA)
- Lining And Supports For Tunnels (AREA)
Abstract
The invention discloses a non-dismantling trolley for tunnel anchor section two lining concrete construction, which is characterized in that a lifting slide column and a lifting sliding sleeve with travelling wheels at the bottom are placed on a track and are longitudinally connected with each other through a bottom beam, a stand column is fixed on the bottom beam and is connected with the bottom beam through a transverse beam to form a portal frame, a lifting cylinder is fixed between the lifting slide column and the stand column, an adjusting screw rod is arranged on the side face of the stand column, a side pushing cylinder and a lifting cylinder are arranged between the transverse beam and a longitudinal beam, a speed reducer is fixed at the bottom of the longitudinal beam and is connected with an arc-shaped template through a steel wire rope, a supporting beam and a supporting stand column are fixed at the upper part of the longitudinal beam and are fixed with the arc-shaped template, and a lifting screw rod is arranged at the bottom of the bottom beam and the longitudinal beam. The defect that the trolley used at present is overcome, the section after finishing any secondary lining in the tunnel can be automatically and quickly passed through without disassembling after one anchor section is constructed, various construction vehicles can pass through due to the fact that the channel with the height capable of being lifted is arranged, other construction procedures are not affected, large steel templates are utilized for assembling, the leakage of panel concrete is small, the surface of the poured concrete is smooth, and the construction quality is guaranteed.
Description
Technical Field
The invention relates to a secondary lining concrete construction trolley for tunnel construction, in particular to a non-dismantling trolley for secondary lining concrete construction of a tunnel anchor section, and belongs to the field of road and bridge construction.
Background
The energy conservation and emission reduction, environmental protection construction concept is put forward in the rapid development of national infrastructure, and the labor intensity of constructors is required to be reduced. In daily tunnel construction, a plurality of anchor sections need to be poured with concrete by using a two-lining trolley, and in railway construction, one anchor section needs to be arranged in each extra-long tunnel at a certain distance. Typically, the construction frame is constructed as a full frame with the frame tubes forming 0.5 meter squares and having a longitudinal length of typically 6 meters. The side and the top surface of the tunnel are erected and formed by a plurality of I-shaped steel, the outer sides of the arc-shaped I-shaped steel are paved into a panel by a small steel die, and then concrete pouring is carried out. The method needs a large number of frame pipes, fasteners, clamps and the like, and needs more constructors, and the frame pipes can be erected in a full width mode to effectively ensure construction safety, so that construction vehicles cannot pass through, normal construction procedures in front of an anchor section are blocked, normal construction steps are affected, and construction progress is seriously lagged. And after each 6m anchor section is constructed, all the steel template, the arc-shaped I-shaped steel and the frame are required to be removed and then conveyed to the next anchor section for reinstallation, so that the conveying is time-consuming and labor-consuming, the construction cost is seriously increased, and the construction efficiency is reduced.
Disclosure of Invention
The invention overcomes the defects of the existing tunnel anchor section secondary lining dismounting trolley, and discloses a non-dismounting trolley for tunnel anchor section secondary lining concrete construction.
The technical scheme of the invention is as follows:
Two sleepers are placed in parallel on the ground of a tunnel, rails are fixed on the sleepers, lifting sliding sleeves are sleeved outside the lifting sliding sleeves, the lifting sliding sleeves are longitudinally connected with each other through bottom beams respectively, a plurality of upright posts are respectively fixed on the upper parts of the two bottom beams at equal intervals, the upper ends of the upright posts are respectively connected with the upper parts of the support posts through transverse beams to form a portal frame, the longitudinal positions of the portal frames are mutually connected through connecting beams, the upper ends of the lifting sliding posts are respectively fixed with lifting cylinder telescopic ends, the fixed ends of the lifting cylinders are respectively fixed on the upright posts, adjusting screw rods are respectively arranged on the side surfaces of the upright posts, side pushing cylinders are respectively arranged at the two ends of the transverse beams, the upper sides of the side pushing cylinders are respectively connected with lifting cylinder fixed ends, longitudinal beams are respectively fixed on the telescopic ends of the lifting cylinders, speed reducers are respectively fixed at the bottoms of the two ends of the longitudinal beams, the speed reducers are connected with arc-shaped templates through steel ropes, the arc-shaped templates are connected with each other through a plurality of hinging points, support beams are respectively fixed on the upper parts of the longitudinal beams, support beams are fixedly support the upright posts, the two ends of the support beams are fixedly connected with the upper ends of the support beams, the upper ends of the arc-shaped beams are fixedly connected with the arc-shaped templates, the upper sides of the lifting cylinders, and the lifting screw rods are respectively arranged on the two longitudinal bottoms.
The invention overcomes the defects of the existing trolley, can automatically and quickly pass through any cross section of the tunnel after finishing the secondary lining without disassembling after each anchor section is constructed, saves manpower resources, reduces air pollution in the tunnel, and is simple to operate, quick and convenient. Meanwhile, the invention is also provided with a channel with a liftable height, which can be used for various construction vehicles to pass through without affecting other construction procedures, and then the large steel templates are used for assembling, so that the panel concrete has less slurry leakage, the surface of the poured concrete is smooth, the construction quality is ensured, the time is saved, the construction efficiency is improved, and the invention is an ideal tunnel anchor section secondary lining concrete construction non-dismantling trolley.
Drawings
Fig. 1 is a schematic diagram of the front view structure of the present invention.
FIG. 2 is a schematic view of the cross-section A-A of FIG. 1 according to the present invention.
The reference numerals are as follows: sleeper 1, track 2, walking wheel 3, lift slide column 4, lift sliding sleeve 5, lift cylinder 6, sill beam 7, stand 8, transverse beam 9, tie beam 10, lift lead screw 11, side push cylinder 12, longitudinal beam 13, supporting beam 14, supporting stand 15, arc template 16, speed reducer 17, wire rope 18, adjusting lead screw 19, control box 20.
Detailed Description
The invention is described in further detail below with reference to the accompanying drawings:
Two sleepers 1 are placed on the ground of a tunnel in parallel, tracks 2 are fixed on the sleepers 1, lifting slide columns 4 with travelling wheels 3 at the bottoms are placed on each track 2, lifting slide sleeves 5 are sleeved outside the lifting slide columns 4, the longitudinal ends of the longitudinal beams 13 are respectively connected with one another through bottom beams 7, five upright posts 8 are respectively fixed on the upper parts of the two bottom beams 7 at equal intervals, the upper ends of the upright posts 8 are respectively connected with one another through transverse beams 9 to form a portal frame, the longitudinal ends of the portal frames are respectively connected with one another through connecting beams 10, the upper ends of the lifting slide columns 4 are respectively fixed with telescopic ends of the lifting cylinders 6, fixed ends of the lifting cylinders 6 are respectively fixed on the upright posts 8, adjusting screw rods 19 are respectively arranged on the side surfaces of the upright posts 8, side pushing cylinders 12 are respectively arranged on the two ends of the transverse beams 9, lifting cylinders 6 are respectively connected with fixed with the fixed ends of the lifting cylinders 6, the bottoms of the two ends of the longitudinal beams 13 are respectively fixed with speed reducers 17, the speed reducers 17 are respectively connected with arc-shaped templates 16 through steel wires 18, the arc-shaped templates 16 are mutually connected with one another through four hinge connection points, support beams 14 are respectively fixed on the upper parts of the longitudinal beams 13, support beams 15 are respectively fixed with the support beams 15, the upper parts of the support beams 14, the support shafts 15 are respectively, the upper parts of the support beams 15 are respectively fixed with the two arc-shaped templates 7, two bottom beams 7 are respectively connected with the two arc-shaped templates respectively, and the upper ends of the two bottom beams 7 are respectively, and the two bottom frames are respectively fixed on the two bottom frames respectively.
When the method is operated, firstly, walking wheels are utilized to walk on a track, after the walking wheels are sent into a designated position of a tunnel anchor section, a lifting oil cylinder starts to extend to push an arc-shaped template to the designated position, a side pushing oil cylinder stretches to center the arc-shaped template, the height of an extending fixed trolley of a screw rod is adjusted to push the arc-shaped template hinged to the side portion to the designated position, after the lifting oil cylinder is fixedly locked with the adjusting screw rod, concrete pouring is started, after pouring is completed and solidification is confirmed, the lifting oil cylinder contracts to drive the arc-shaped template to descend, the adjusting screw rod contracts, a speed reducer drives the side portion of the arc-shaped template to recover, and after the arc-shaped template returns to a position, the next anchor section is entered to work, and the method is similar.
Claims (1)
1. The no-disassembly trolley for tunnel anchor section second lining concrete construction is characterized in that: two sleepers (1) are placed on the ground of a tunnel in parallel, tracks (2) are fixed on the sleepers (1), lifting slide columns (4) with travelling wheels (3) at the bottoms are placed on each track (2), lifting slide columns (4) are sleeved with lifting slide sleeves (5) in an sleeved mode, the lifting slide sleeves (5) are longitudinally connected with each other through bottom beams (7) respectively, five upright posts (8) are fixed on the upper portions of the two bottom beams (7) at equal intervals respectively, the upper ends of the upright posts (8) are connected with each other through transverse beams (9) respectively to form a portal frame, the longitudinal positions of the upright posts are connected with each other through connecting beams (10), the telescopic ends of lifting slide columns (4) are fixed on lifting oil cylinders (6) respectively, fixed ends of the lifting oil cylinders (6) are fixed on the upright posts (8) respectively, side pushing oil cylinders (12) are mounted at two ends of the transverse beams (9), the upper ends of the side pushing oil cylinders (12) are connected with the fixed ends of the lifting oil cylinders (6) respectively, longitudinal beams (13) are fixed on the telescopic ends of the lifting oil cylinders, the bottom of the longitudinal beams (13) are fixed with speed reducers (17) respectively, the two ends of the longitudinal beams (17) are connected with the longitudinal support beams (16) through steel wire ropes (16) respectively, the arc-shaped templates (16) are connected with each other through arc-shaped hinge plates (16) respectively, the arc-shaped templates (16) respectively, the upper part of the supporting beam (14) is fixedly provided with a supporting column (15), two ends of the supporting beam (14) are fixed with the upper part of the supporting column (15) and the arc-shaped template (16), the bottoms of the two bottom beams (7) and the two longitudinal beams (13) are respectively provided with a lifting screw rod (11), and the control box (20) is arranged on the bottom beams (7);
The disassembly-free trolley for the second lining concrete construction of the tunnel anchor section comprises the following operation method: firstly, the movable support is placed on a track, a traveling wheel (3) is used for conveying the movable support to a designated position of a tunnel anchor section, a lifting oil cylinder (6) starts to extend to push an arc-shaped template (16) to the designated position, a side pushing oil cylinder (12) stretches to center the arc-shaped template (16), the arc-shaped template (16) hinged to the side portion is pushed to the designated position by adjusting the height of an extending fixed trolley of a screw rod (19), after the lifting oil cylinder (6) and the adjusting screw rod (19) are fixedly locked, concrete pouring is started, after pouring is completed and solidification is confirmed, the lifting oil cylinder (6) contracts to drive the arc-shaped template (16) to descend, the adjusting screw rod (19) contracts, a speed reducer (17) drives the side portion of the arc-shaped template (16) to be recovered, and the arc-shaped template (16) enters the next anchor section to work after homing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710233777.6A CN107060823B (en) | 2017-04-11 | 2017-04-11 | Non-dismantling trolley for tunnel anchor section secondary lining concrete construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710233777.6A CN107060823B (en) | 2017-04-11 | 2017-04-11 | Non-dismantling trolley for tunnel anchor section secondary lining concrete construction |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107060823A CN107060823A (en) | 2017-08-18 |
| CN107060823B true CN107060823B (en) | 2024-05-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710233777.6A Active CN107060823B (en) | 2017-04-11 | 2017-04-11 | Non-dismantling trolley for tunnel anchor section secondary lining concrete construction |
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| Country | Link |
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| CN (1) | CN107060823B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108625883B (en) * | 2018-07-10 | 2023-12-15 | 中铁隧道集团二处有限公司 | Anchor section trolley for secondary lining construction of tunnel and construction method |
| CN109297453B (en) * | 2018-09-07 | 2020-09-15 | 中铁十二局集团有限公司 | Linear measurement method for arc-shaped template of lining trolley |
| CN109653771B (en) * | 2019-01-07 | 2023-09-08 | 中国葛洲坝集团建设工程有限公司 | Tunnel arch ring and cable trench side wall two-lining steel mould trolley |
| CN112145205B (en) * | 2020-09-01 | 2023-07-07 | 中铁吉林投资建设有限公司 | Mounting rack for tunnel waterproof board and use method |
| CN113668392B (en) * | 2021-08-11 | 2023-02-21 | 中建桥梁有限公司 | Construction method for large-inclination-angle tunnel type anchorage secondary lining support |
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| CN205370586U (en) * | 2015-12-31 | 2016-07-06 | 中铁十八局集团第三工程有限公司 | Multibreak face reducing tunnel lining platform truck of large -span |
| CN206801589U (en) * | 2017-04-11 | 2017-12-26 | 中铁二十一局集团第三工程有限公司 | Tunnel anchorage section two serves as a contrast concrete construction without dismounting chassis |
-
2017
- 2017-04-11 CN CN201710233777.6A patent/CN107060823B/en active Active
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| KR20000046739A (en) * | 1998-12-31 | 2000-07-25 | 허승조 | Method for installing self-erectable tunnel steel form |
| CN201196094Y (en) * | 2008-05-22 | 2009-02-18 | 中铁十一局集团第一工程有限公司 | Hydraulic template trolley for rail tunnel liner concrete |
| CN201835842U (en) * | 2010-10-22 | 2011-05-18 | 中国石油化工集团公司 | Secondary lining integral trolley with pipeline passing through small-section tunnel of mountain body |
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| CN203685207U (en) * | 2013-12-31 | 2014-07-02 | 中铁十二局集团第二工程有限公司 | Dual-lining trolley structure |
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| CN205370586U (en) * | 2015-12-31 | 2016-07-06 | 中铁十八局集团第三工程有限公司 | Multibreak face reducing tunnel lining platform truck of large -span |
| CN206801589U (en) * | 2017-04-11 | 2017-12-26 | 中铁二十一局集团第三工程有限公司 | Tunnel anchorage section two serves as a contrast concrete construction without dismounting chassis |
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| CN107060823A (en) | 2017-08-18 |
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