CN110056374B - Construction device and construction method for variable-section tunnel - Google Patents
Construction device and construction method for variable-section tunnel Download PDFInfo
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- CN110056374B CN110056374B CN201910292720.2A CN201910292720A CN110056374B CN 110056374 B CN110056374 B CN 110056374B CN 201910292720 A CN201910292720 A CN 201910292720A CN 110056374 B CN110056374 B CN 110056374B
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- 238000010276 construction Methods 0.000 title claims abstract description 76
- 238000013519 translation Methods 0.000 claims abstract description 16
- 230000000149 penetrating effect Effects 0.000 claims 1
- 230000008859 change Effects 0.000 abstract description 3
- 210000004258 portal system Anatomy 0.000 abstract description 2
- 238000004904 shortening Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 14
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- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000009415 formwork Methods 0.000 description 1
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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
- E21D11/10—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
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
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- Mining & Mineral Resources (AREA)
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- Life Sciences & Earth Sciences (AREA)
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- Geochemistry & Mineralogy (AREA)
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- Lining And Supports For Tunnels (AREA)
Abstract
A construction device and a construction method for a variable cross-section tunnel relate to the technical field of construction devices in tunnel engineering. The construction device of the variable cross-section tunnel comprises a template system, wherein the template system comprises a plurality of groups of top modules and side modules; the upper bench system comprises an upper layer of bench beams, a lower layer of bench beams, a small upright post support, a middle upright post, a longitudinal through beam, a lifting oil cylinder and a rotary oil cylinder; the portal system comprises a main portal, an auxiliary portal, a translation cylinder and an adjustable supporting screw rod. The construction method of the construction device of the variable-section tunnel comprises the steps of gradually removing partial structures of the template system, the upper rack system and the portal frame system, and then recombining. The construction device and the construction method for the variable cross-section tunnel can change the profile of the two-lining trolley template when the cross section changes, thereby adapting to various tunnel cross sections, further meeting the two-lining construction requirement of the multi-cross-section tunnel and shortening the construction time.
Description
Technical Field
The invention relates to the technical field of construction devices in tunnel engineering, in particular to a construction device and a construction method for a variable cross-section tunnel.
Background
When a mountain railway multi-line tunnel and a line parallel repair tunnel are constructed, the tunnel section conversion condition is frequently met, the two-lining trolley which is commonly used at present is only suitable for a single tunnel section, and the two-lining trolley is required to be refitted again during section conversion, so that the problems of working face downtime, construction period delay, construction cost increase and the like are caused. Therefore, the existing two-lining trolley cannot meet the construction requirement of the two-lining of the multi-section tunnel.
Disclosure of Invention
The invention aims to provide a construction device for a variable cross-section tunnel, which is applied to a secondary lining trolley, can change the profile of a secondary lining trolley template under the condition of section change by utilizing various detachable structures, thereby adapting to various tunnel sections, further meeting the construction requirement of secondary lining of a multi-section tunnel, reducing the construction cost and shortening the construction time.
The invention further aims to provide a construction method of the construction device of the variable cross-section tunnel, when the cross section is changed, the profile of the template of the two-lining trolley is changed by adjusting the construction device of the variable cross-section tunnel arranged on the two-lining trolley, so that the construction requirement of the two-lining tunnel with multiple cross sections is met, the construction cost is reduced, and the construction time is shortened.
The invention further aims to provide a construction method of the construction device of the variable cross-section tunnel, when the cross section is changed, the profile of the template of the two-lining trolley is changed by adjusting the construction device of the variable cross-section tunnel arranged on the two-lining trolley, so that the construction requirement of the two-lining tunnel with multiple cross sections is met, the construction cost is reduced, and the construction time is shortened.
The invention is realized in the following way:
The construction device of the variable cross-section tunnel comprises a template system, wherein the template system comprises a plurality of combined top modules which are detachably connected with a tunnel vault and side modules which are symmetrically arranged on two sides of the combined top modules; the multi-combination top module comprises a middle top module, side top modules and side top modules which are sequentially arranged on two sides of the middle top module;
The upper bench system is connected to the template system and comprises a bench beam group consisting of an upper bench beam and a lower bench beam which are arranged in parallel and perpendicular to the extending direction of the tunnel, a small upright post support which penetrates through the bench beam group and is connected to a plurality of combined top modules, middle upright posts of which two ends are respectively connected to the upper bench beam and a middle top module, longitudinal through beams which are vertically clamped between the upper bench beam and the lower bench beam and are arranged at intervals, a lifting oil cylinder, and rotary oil cylinders of which two ends are respectively connected to the upper bench beam and the template system; the plurality of groups of the table beams are arranged at intervals along the extending direction of the tunnel; the upper layer of the table beam and the lower layer of the table beam can stretch along the extending direction; the small upright post support comprises an upper section arranged above the upper layer of the table beam and a lower section arranged below the upper layer of the table beam, wherein the upper section is detachable, and the lower section is fixed; lifting oil cylinders are arranged at two ends of two longitudinal through beams arranged at two ends of the table beam group, and lifting oil cylinders are arranged in the middle of the lower-layer table beam;
The portal system is arranged below the upper bench system and comprises a main portal, auxiliary portals arranged on two sides of the main portal, translation cylinders with two ends respectively connected to the top of the main portal and the top of the auxiliary portal, adjustable supporting screw rods with two ends respectively connected to the auxiliary portals and the side molds, and side mold cylinders with two ends respectively connected to the auxiliary portals and the side molds.
Further, in a preferred embodiment of the present invention, the connection between the middle top mold, the side top mold and the side mold is hinged.
Further, in a preferred embodiment of the present invention, the lifting cylinder and the translation cylinder are provided with pulleys.
Further, in a preferred embodiment of the present invention, the lower deck beam is hinged to the multi-combined roof module.
The construction method of the construction device of the variable cross-section tunnel comprises the following steps:
step S1: removing the adjustable support screw rod and the side die cylinder; disassembling the multi-combination top module and the side module to enable the side module to be hung on the inverted arch filling surface; lowering the height of the two lining trolleys by using a lifting oil cylinder;
Step S2: dismantling a longitudinal through beam and a side top die at the middle part and supporting a small upright post;
step S3: installing a middle top die and a partially dismantled longitudinal through beam; folding the side top mold by using a translation oil cylinder; the angle of the side top die is adjusted and rotated by utilizing a rotary oil cylinder, so that the middle top die is connected with the side top die;
step S4: dismantling the auxiliary portal frame;
Step S5: installing a side die and connecting the side die with a side top die;
step S6: and an adjustable supporting screw rod and a side die oil cylinder are arranged.
Further, in a preferred embodiment of the present invention, after the step S6, the method further includes the following steps:
step S7: repeating the step S1;
Step S8: dismantling the middle top mould, the middle longitudinal through beam, the lifting cylinder connected to the lower layer platform beam and the middle upright post;
Step S9: folding the side top mold by using a translation oil cylinder; the angle of the side top die is adjusted and rotated by utilizing the rotary oil cylinder, so that the two side top dies are connected;
Step S10: repeating the step S5, and replacing the hinge lug seat plate of the door frame;
Step S11: step S6 is repeated.
The construction method of the construction device of the variable cross-section tunnel comprises the following steps:
step S1: removing the adjustable support screw rod and the side die cylinder; disassembling the multi-combination top module and the side module to enable the side module to be hung on the inverted arch filling surface; lowering the height of the two lining trolleys by using a lifting oil cylinder;
step S2: dismantling the middle top mould, the middle longitudinal through beam, the lifting cylinder connected to the lower layer platform beam and the middle upright post;
Step S3: folding the side top mold by using a translation oil cylinder; the angle of the side top die is adjusted and rotated by utilizing the rotary oil cylinder, so that the two side top dies are connected;
step S4: installing a side die, connecting the side die with a side top die, and replacing a hinge lug seat plate of the lower door frame;
step S5: and an adjustable supporting screw rod and a side die oil cylinder are arranged.
Compared with the prior art, the construction device and the construction method of the variable cross-section tunnel have the beneficial effects that:
(1) The construction device of the variable cross-section tunnel is applied to the novel secondary lining trolley, so that the novel secondary lining trolley can be flexibly adjusted according to different cross-section forms, the contour line of the novel secondary lining trolley is ensured to be matched with the design contour line, the construction quality of the variable cross-section tunnel with the secondary lining construction quality is ensured, the utilization rate of the novel secondary lining trolley is improved, the resource waste is avoided, the construction cost is reduced, and the construction time is shortened;
(2) The number of process conversion steps is small, the operation is simple, and the variable cross section conversion time is shortened; the novel two-lining trolley of the construction device applying the variable cross-section tunnel has the advantages that the whole structure is stable, the whole process conversion process is safe and reliable, and the construction safety is ensured.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic diagram of a construction apparatus and a tunnel structure of a variable cross-section tunnel according to embodiment 1 of the present invention;
Fig. 2 is another schematic structural view of the construction apparatus and tunnel of the variable cross-section tunnel according to embodiment 1 of the present invention;
FIG. 3 is a schematic diagram of the template system according to embodiment 1 of the present invention;
FIG. 4 is a schematic diagram of the upper rack system and gantry system of embodiment 1 of the present invention;
FIG. 5 is a schematic diagram of step S1 in embodiment 2 of the present invention;
FIG. 6 is a schematic diagram of step S2 in embodiment 2 of the present invention;
FIG. 7 is a schematic diagram of step S3 in embodiment 2 of the present invention;
FIG. 8 is a schematic diagram of step S4 in embodiment 2 of the present invention;
FIG. 9 is a schematic diagram of step S5 in embodiment 2 of the present invention;
FIG. 10 is a schematic diagram of step S6 in embodiment 2 of the present invention;
FIG. 11 is a schematic diagram of step S1 in embodiment 2 of the present invention;
FIG. 12 is a schematic diagram of step S2 in embodiment 2 of the present invention;
FIG. 13 is a schematic diagram of step S3 in embodiment 2 of the present invention;
FIG. 14 is a schematic diagram of step S4 in embodiment 2 of the present invention;
fig. 15 is a schematic diagram of step S5 in embodiment 2 of the present invention.
Icon: 110-a template system; 120-upper rack system; 130-gantry system; 150-tunnel vault; 160-inverted arch filling surface; 111-multiple-set top modules; 112-side mold; 113-middle top mold; 114-side top mold; 115-edge top mold; 121-a set of table beams; 122-small upright post support; 123-longitudinal through beams; 124-lifting oil cylinder; 125-rotating oil cylinders, 126-middle upright posts; 1211-upper deck beams; 1212-lower deck beams; 1221-upper segment; 1222-lower section; 131-a main portal; 132-auxiliary portal; 133-a translation cylinder; 134-adjustable support screw; 135-side mold oil cylinder; 136-gantry hinge ear seat plate.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
In the description of the present invention, it should be noted that, the azimuth or positional relationship indicated by the terms "upper", "lower", etc. are based on the azimuth or positional relationship shown in the drawings, or the azimuth or positional relationship in which the inventive product is conventionally put in use, are merely for convenience of describing the present invention and simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific azimuth, be configured and operated in a specific azimuth, and therefore, should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed", "connected" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Example 1
Referring to fig. 1 and 2, the present embodiment provides a construction apparatus for a variable cross-section tunnel, which includes a formwork system 110, an upper gantry system 120, and a gantry system 130. The template system 110 is removably coupled to the tunnel vault 150. The upper gantry system 120 is coupled to the template system 110 and the gantry system 130 is coupled to the underside of the upper gantry system 120.
Referring to fig. 3, the template system 110 includes a plurality of top modules 111 and side modules 112. The multi-combination roof module 111 abuts against the tunnel vault 150, and the side modules 112 are symmetrically disposed on two sides of the multi-combination roof module 111. The multi-combination top module 111 includes a middle top mold 113, side top molds 114 and side top molds 115 sequentially disposed on both sides of the middle top mold 113. The connections between the middle top mold 113, the side top molds 114, the side top molds 115 and the side molds 112 are all hinged. In the present embodiment, the specifications of the middle top mold 113 are 2117mm (hoop) ×2000mm (longitudinal) templates, the number being 1; the side top mold 114 has a specification of 2324mm (circumferential) ×2000mm (longitudinal) form, number of 2; the specifications of the side top die 115 are 1647mm (circumferential direction) ×2000mm (longitudinal direction) ×3 flange break-off panel connected bodies, the number of the flange break-off parts is 2, the flange break-off parts are connected through connecting plates, the flange break-off panels are integrally connected, and bolts are loosened to adjust the contour of the trolley to be matched with the contour of the tunnel when needed. The specifications of the multi-combination top module 111 are used to adapt to the transformation between the sections 17.6m, 13.6m and 11.8m, and in other embodiments, the specifications of the middle top module 113, the side top modules 114 and the side top modules 115 may be other sizes, so long as the technical effect of transforming the sections can be achieved, which is within the protection scope of the present embodiment.
Referring to fig. 4, the upper stage system 120 includes a stage beam set 121 consisting of an upper stage beam 1211 and a lower stage beam 1212, a small column support 122, a longitudinal through beam 123, a lift cylinder 124, a rotary cylinder 125, and a middle column 126. The upper deck beam 1211 and the lower deck beam 1212 are disposed in parallel along a direction perpendicular to the tunnel extending direction, and are retractable along the extending direction. The lower deck beam 1212 is hinged to the multi-set top module 111. The plurality of sets of the beams 121 are arranged at intervals along the extending direction of the tunnel. The small column support 122 extends through the deck beam set 121, which includes an upper section 1221 disposed above the upper deck beam 1211 and a lower section 1222 disposed below the upper deck beam 1211. Wherein the upper section 1221 is detachable and the lower section 1222 is stationary. The longitudinal through beams 123 are vertically sandwiched between the upper deck beam 1211 and the lower deck beam 1212 and are disposed at intervals. Four lift cylinders 124 are provided at both ends of two longitudinal through beams 123 at both ends of the table beam group 121, and the rest is provided at the middle of the lower table beam 1212. Both ends of the rotary cylinder 125 are connected to the upper deck beam 1211 and the template system 110, respectively. The middle upright post 126 is connected at both ends to the upper deck beam and the middle top mold, respectively. The lifting cylinder 124 is slidably connected to the gantry system 130, and in this embodiment, a pulley is disposed thereon to facilitate movement of the lifting cylinder 124, and in other embodiments, there may be no pulley, which may achieve the technical effects of this embodiment.
With continued reference to fig. 4, the gantry system 130 is disposed below the upper gantry system 120 described above. The gantry system 130 includes a main gantry 131, a secondary gantry 132, a translation cylinder 133, an adjustable support screw 134, and a sideform cylinder 135. The auxiliary door frames 132 are disposed at both sides of the main door frame 131, and both ends of the translation cylinder 133 are respectively connected to the top of the main door frame 131 and the top of the auxiliary door frames 132. Both ends of the adjustable support screw 134 are connected to the secondary gantry 132 and the sideform 112, respectively. The side form cylinder 135 is connected at both ends to the sub-door frame 132 and the side form 112, respectively. The translation cylinder 133 is provided with a pulley. The main mast 131 and the auxiliary mast 132 are connected by mast hinge eyes 136.
Example 2
Referring to fig. 5-10, the present embodiment provides a construction method of a construction device for a variable cross-section tunnel, including but not limited to a transition from a 17.6m cross-section to a 13.6m cross-section, comprising the following steps:
Step S1, please refer to fig. 1 and 5: removing the adjustable support screw 134 and the side mold cylinder 135; disassembling the multi-combination top module 111 and the side module 112, so that the side module 112 is suspended on the inverted arch filling surface 160; lowering the height of the secondary lining trolley by using the lifting cylinder 124;
Step S2, please refer to fig. 5 and 6: removing the middle longitudinal through beams 123, the side top molds 114, and the small upright supports 122;
Step S3, please refer to fig. 6 and 7: installing the middle top mold 113 and the partially dismantled longitudinal through beams 123; folding the side top mold 115 by using a translation cylinder 133; the angle of the side top mold 115 is adjusted and rotated by using the rotary cylinder 125, so that the middle top mold 113 and the side top mold 115 are connected;
step S4, please refer to fig. 7 and 8: removing the secondary portal 132;
step S5, please refer to fig. 8 and 9: installing the side die 112 and connecting the side die 112 with the side top die 115;
step S6, please refer to fig. 9 and 10: an adjustable support screw 134 and a side mold cylinder 135 are installed.
Example 3
The present embodiment provides a construction method of a construction device for a variable cross-section tunnel, including but not limited to a transition from a 13.6m section to a 11.8m section, comprising the steps of:
Step S1, please refer to fig. 10 and 11: removing the adjustable support screw 134 and the side mold cylinder 135; disassembling the multi-combination top module 111 and the side module 112, so that the side module 112 is suspended on the inverted arch filling surface 160; lowering the height of the secondary lining trolley by using the lifting cylinder 124;
Step S2, please refer to fig. 11 and 12: removing the middle top mould 113, the middle longitudinal through beam 123, the lifting cylinder 124 connected to the lower layer platform beam 1212 and the middle upright post 126;
step S3, please refer to fig. 12 and 13: folding the side top mold 115 by using a translation cylinder 133; the angle of the side top mold 115 is adjusted and rotated by using the rotary cylinder 125, so that the two side top molds 115 are connected;
step S4, please refer to fig. 13 and 14: installing the side die 112, connecting the side die 112 with the side top die 115, and replacing the door hinge lug base plate 136;
Step S5, please refer to fig. 14 and 15: an adjustable support screw 134 and a side mold cylinder 135 are installed.
Example 4
The present embodiment provides a construction method of a construction apparatus for a variable cross-section tunnel, including, but not limited to, a transition from 7.6m section to 13.6m section, and a transition from 13.6m section to 11.8m section, which is different from the construction method of a construction apparatus for a variable cross-section tunnel provided in embodiment 1 in that the step of embodiment 2 is performed after the step of embodiment 1 is completed.
In summary, the invention provides a construction device and a construction method for a variable cross-section tunnel, which adopt the construction device for the variable cross-section tunnel to be applied to a novel secondary lining trolley, so that the novel secondary lining trolley can be flexibly adjusted according to different cross-section forms, the contour line of the novel secondary lining trolley is ensured to be matched with the design contour line, the construction quality of the variable cross-section tunnel with secondary lining construction quality is ensured, the utilization rate of the novel secondary lining trolley is improved, the resource waste is avoided, the construction cost is reduced, and the construction time is shortened; the number of process conversion steps is small, the operation is simple, and the variable cross section conversion time is shortened; the novel two-lining trolley of the construction device applying the variable cross-section tunnel has the advantages that the whole structure is stable, the whole process conversion process is safe and reliable, and the construction safety is ensured.
The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. The utility model provides a construction equipment of variable cross section tunnel which characterized in that, it includes:
The template system comprises a plurality of combined top modules and side dies, wherein the combined top modules are detachably connected with the tunnel vault, and the side dies are symmetrically arranged on two sides of the combined top modules; the multi-combination top module comprises a middle top module, and side top modules which are sequentially arranged on two sides of the middle top module;
The upper bench system is connected to the template system and comprises a bench beam group consisting of an upper bench beam and a lower bench beam which are arranged in parallel and perpendicular to the extending direction of the tunnel, a small upright post support penetrating the bench beam group and connected to the multi-combination top module, a middle upright post with two ends respectively connected to the upper bench beam and the middle top module, a longitudinal through beam vertically clamped between the upper bench beam and the lower bench beam and arranged at intervals, a lifting oil cylinder, and a rotary oil cylinder with two ends respectively connected with the upper bench beam and the template system; the plurality of groups of the table beams are arranged at intervals along the extending direction of the tunnel; the upper layer of the table beam and the lower layer of the table beam can stretch along the extending direction; the small upright post support comprises an upper section arranged above the upper layer table beam and a lower section arranged below the upper layer table beam, the upper section is detachable, and the lower section is fixed; the lifting oil cylinders are arranged at the two ends of the two longitudinal through beams arranged at the two ends of the table beam group, and the lifting oil cylinders are arranged in the middle of the lower-layer table beam;
The gantry system comprises a main gantry, auxiliary gantries arranged on two sides of the main gantry, a translation oil cylinder with two ends respectively connected to the top of the main gantry and the top of the auxiliary gantry, an adjustable support screw rod with two ends respectively connected to the auxiliary gantry and the side mold, and a side mold oil cylinder with two ends respectively connected to the auxiliary gantry and the side mold, wherein pulleys are arranged on the lifting oil cylinder and the translation oil cylinder;
the construction method completed by the construction device comprises the following steps:
Step S1: removing the adjustable support screw rod and the side die cylinder; disassembling the multi-combination top module and the side module to enable the side module to be hung on an inverted arch filling surface; the lifting oil cylinder is utilized to reduce the height of the two lining trolleys;
Step S2: dismantling the longitudinal through beam, the side top mold and the small upright post support at the middle part;
Step S3: installing the middle top die and the partially dismantled longitudinal through beams; folding the side top mold by using the translation oil cylinder; the angle of the side top die is adjusted and rotated by utilizing the rotary oil cylinder, so that the middle top die is connected with the side top die;
Step S4: dismantling the auxiliary portal frame;
step S5: installing the side die and connecting the side die with the side top die;
Step S6: and installing the adjustable supporting screw rod and the side die oil cylinder.
2. The construction device for a variable cross-section tunnel according to claim 1, wherein the connections among the middle top mold, the side top mold and the side mold are all hinged.
3. The construction device for a variable cross-section tunnel according to claim 1, wherein the lower deck beam is hinged to the multi-combination roof module.
4. A construction apparatus for a variable cross-section tunnel according to any one of claims 1 to 3, further comprising, after step S6, the steps of:
step S7: repeating the step S1;
Step S8: dismantling the middle top mould, the longitudinal through beam in the middle, the lifting oil cylinder connected to the lower layer platform beam and the middle upright post;
Step S9: folding the side top mold by using the translation oil cylinder; the angle of the side top die is adjusted and rotated by utilizing the rotary oil cylinder, so that the two side top dies are connected;
Step S10: repeating the step S5, and replacing the hinge lug seat plate of the door frame;
Step S11: step S6 is repeated.
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| CN201910292720.2A CN110056374B (en) | 2019-04-12 | 2019-04-12 | Construction device and construction method for variable-section tunnel |
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| CN201910292720.2A CN110056374B (en) | 2019-04-12 | 2019-04-12 | Construction device and construction method for variable-section tunnel |
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| CN110056374B true CN110056374B (en) | 2024-06-11 |
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111236975A (en) * | 2020-01-19 | 2020-06-05 | 中铁三局集团有限公司 | Large-section tunnel secondary lining separated-bin pouring construction equipment and construction method |
| CN111365024B (en) * | 2020-03-31 | 2021-09-21 | 中铁五局集团有限公司 | Adjusting method of variable-section adjustable lining trolley |
| CN111365025A (en) * | 2020-03-31 | 2020-07-03 | 中铁五局集团有限公司 | Variable-section adjustable arch mould device for lining trolley |
| CN111365027A (en) * | 2020-03-31 | 2020-07-03 | 中铁五局集团有限公司 | Variable-section adjustable lining trolley |
| WO2021237402A1 (en) * | 2020-05-25 | 2021-12-02 | 保利长大海外工程有限公司 | Assembled lining trolley allowing for rapid turnover |
| CN111810184A (en) * | 2020-05-28 | 2020-10-23 | 中铁十四局集团第三工程有限公司 | Variable cross-section tunnel construction method |
| CN113958335B (en) * | 2021-10-14 | 2024-03-26 | 成都大学 | Hydraulic lifting rack for tunnel variable cross-section connecting channel construction and construction method |
| DE212022000293U1 (en) * | 2022-07-22 | 2024-06-28 | China Railway Shanghai Eng Group Co Ltd | Movable scaffolding suitable for the construction of a tunnel canopy with variable cross-section |
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| GB9126016D0 (en) * | 1991-12-06 | 1992-02-05 | Gillespie John | Shuttering for tunnel linings |
| CN201826857U (en) * | 2010-11-04 | 2011-05-11 | 中铁十八局集团第三工程有限公司 | Tunnel liner trolley |
| CN202768014U (en) * | 2012-07-27 | 2013-03-06 | 福建中天建工机械有限公司 | Lining trolley for emergency parking strip |
| CN204899942U (en) * | 2015-08-26 | 2015-12-23 | 中铁一局集团有限公司 | Formworking jumbo is used in multibreak face construction in tunnel |
| CN106812541A (en) * | 2017-03-31 | 2017-06-09 | 中铁局集团有限公司 | A kind of adjustable bore tunnel construction platform car and adjusting method |
| KR20170092082A (en) * | 2016-02-02 | 2017-08-10 | 정문비 | Roller gate having dual structure with hinge joint and operating machine |
| CN108625883A (en) * | 2018-07-10 | 2018-10-09 | 中铁隧道集团二处有限公司 | A kind of anchor section trolley and construction method for the secondary lining-up construction in tunnel |
| CN209908521U (en) * | 2019-04-12 | 2020-01-07 | 中铁三局集团有限公司 | Construction device for variable cross-section tunnel |
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2019
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|---|---|---|---|---|
| GB9126016D0 (en) * | 1991-12-06 | 1992-02-05 | Gillespie John | Shuttering for tunnel linings |
| CN201826857U (en) * | 2010-11-04 | 2011-05-11 | 中铁十八局集团第三工程有限公司 | Tunnel liner trolley |
| CN202768014U (en) * | 2012-07-27 | 2013-03-06 | 福建中天建工机械有限公司 | Lining trolley for emergency parking strip |
| CN204899942U (en) * | 2015-08-26 | 2015-12-23 | 中铁一局集团有限公司 | Formworking jumbo is used in multibreak face construction in tunnel |
| KR20170092082A (en) * | 2016-02-02 | 2017-08-10 | 정문비 | Roller gate having dual structure with hinge joint and operating machine |
| CN106812541A (en) * | 2017-03-31 | 2017-06-09 | 中铁局集团有限公司 | A kind of adjustable bore tunnel construction platform car and adjusting method |
| CN108625883A (en) * | 2018-07-10 | 2018-10-09 | 中铁隧道集团二处有限公司 | A kind of anchor section trolley and construction method for the secondary lining-up construction in tunnel |
| CN209908521U (en) * | 2019-04-12 | 2020-01-07 | 中铁三局集团有限公司 | Construction device for variable cross-section tunnel |
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| Publication number | Publication date |
|---|---|
| CN110056374A (en) | 2019-07-26 |
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