CN203499697U - Trolley used for concrete construction of various cross sections through mining method - Google Patents
Trolley used for concrete construction of various cross sections through mining method Download PDFInfo
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- CN203499697U CN203499697U CN201320625513.2U CN201320625513U CN203499697U CN 203499697 U CN203499697 U CN 203499697U CN 201320625513 U CN201320625513 U CN 201320625513U CN 203499697 U CN203499697 U CN 203499697U
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Abstract
The utility model discloses a trolley used for concrete construction of various cross sections through a mining method. The trolley comprises a trolley frame and the trolley frame is connected with templates. The trolley frame comprises a portal and a top arc frame arranged above the portal, the top template is arranged above the top arc frame, the side templates are arranged on the two sides of the portal, lateral oil cylinders are arranged between the side templates and the portal, and the two ends of each lateral oil cylinder are hinged to the side templates and the portal respectively. The trolley has the advantages that the trolley is applicable to cross sections in different sizes; during cross section conversion construction, the requirements of different cross section sizes can be met by adjusting the posture and the gradient of the templates, and the effect that cross sections can be converted without changing the trolley can be achieved; separated alternative bay construction is realized, wherein in the separated alternative bay construction, the whole portal is divided into two small portal bodies, during tunnel primary supporting, operators can only remove transverse temporary restraining arches, the portal bodies can enter a flow construction section from rails on the two sides of a tunnel respectively and then site connection and splicing can be conducted.
Description
Technical field
The utility model relates to a kind of formwork jumbo applicable to the conversion of the multiple section of Mining Method, is particularly useful for that large-sized section conversion is frequent, construction risk and difficulty is large, the duration the is urgent chassis for the multiple section concrete construction of Mining Method.
Background technology
Mining Method is a kind of of hidden construction process, because using for reference the method in mine development tunnel, therefore named Mining Method.While using mining method construction, whole section partial excavation, to design profile, and is built to lining cutting thereupon.
When stratum is soft, can adopts easy excavation facility to carry out, and according to adjoining rock stability degree, answer when needed limit excavation limit supporting.During partial excavation, on section, excavate at first base tunnel, then to design of section profile, expand excavation by base tunnel.Partial excavation is mainly in order to reduce the disturbance to country rock, the size of branch and how much depending on geological conditions, tunnel cross-section size, Support types.In solid, whole rock stratum, centering, light-gauge tunnel, Ke Bu branch and full section is once excavated.As soft, broken formation, palpus partial excavation, and coordinate excavation that Mining Method temporary supporting is set in time, to prevent that native stone from caving in.
In mining method construction, traditional method is to adopt common chassis to carry out lining construction to section, the common vehicle frame of common chassis, regulate the suitable template of screw mandrel and and tunnel inner wall shape, as the application number Chinese utility model patent < < stopper radial type formwork jumbo > > that is 201020637966.3, yet, the structure of above-mentioned chassis, when for mining method construction, has the following disadvantages:
Existing chassis only adopts the template of single standard form, only can be adapted to specific tunnel face size and Support types, be difficult to be directly used in the mining method construction that section conversion is frequent, tunnel is long, the duration is urgent, above-mentioned shuttering supporting body is difficult to pass through the tunnel of variable section, have a strong impact on the construction period, and have great potential safety hazard.
Utility model content
The purpose of this utility model is: for above-mentioned weak point, provide that a kind of construction period is shorter, easy and simple to handle, operating efficiency is high, chassis and the construction method thereof for the multiple section concrete construction of Mining Method of construction safety, especially be embodied in and can pass through same chassis, meet the two lining constructions of different section structure.
In order to realize above-mentioned utility model object, the utility model provides following technical scheme:
A kind of chassis for the multiple form of fracture concrete pouring construction of Mining Method, comprise vehicle frame, on described vehicle frame, be connected with template, the crown frame that described vehicle frame comprises door frame and is arranged at door frame top, the top of described crown frame is provided with top template, the both sides of described door frame are provided with side template, are provided with side direction oil cylinder between described side template and door frame, and the two ends of described side direction oil cylinder are hinged with side template and door frame respectively.
Adopt such structure, when carrying out each flowing water section operation of tunnel, the attitude of adjusting template and radian as required, each template and tunnel wall are coincided and reach lining section size, standard form structure than single configuration in prior art, during the construction of conversion section, can pass through the adjustment to the attitude of template, radian, adapt to different section dimensional requirement, can reach and not change chassis and can realize template support system, have easy and simple to handle, operating efficiency is high, the beneficial effect of short construction period, construction safety.
Preferably, described door frame is combined by left-hand door frame and right door frame, between described left-hand door frame and right door frame, is provided with linkage, and described linkage is connected as a single entity left-hand door frame, right door frame.Adopt such structure, door frame is arranged to the structure of left and right two small-sized portals of separate type, can only remove at Tunnel laterally interim while pressing down arch, from tunnel, two siding tracks enter flowing water construction section respectively, then by linkage, left-hand door frame and right door frame are connected as a single entity to complete and are connected merging;
In addition, such structure also helps passes through different large sections, can meet and jump storehouse construction, each flowing water section required time of Traditional Man formwork approximately 30 days, separate type is passed through variable section tunnel construction trolley can complete a flowing water section formwork and concreting operation in approximately 7 days.More convenient, more economical, improve the mechanization degree of the large section construction in tunnel.
Preferably, described linkage comprises the door frame Connection Block being arranged on left-hand door frame and right door frame, described door frame Connection Block is hinged with screw mandrel, between described left-hand door frame and right door frame, be provided with internal thread tube connector, the two ends of described internal thread tube connector are connected with the wire rod thread of left-hand door frame, right door frame respectively.Adopt such structure, the door frame of two separated chassis is articulated and connected by the adjustable screw mandrel of length, is easy to Field adjustment, meets large cross dimensions conversion requirement.
Preferably, the inner side of described side template is provided with several template Connection Blocks, is hinged with a side direction oil cylinder on each template Connection Block, is provided with several for the engaging lug seat of hinged side direction oil cylinder on described door frame.Adopt such structure, be conducive to that side template is connected fast with door frame and can regulate by free pushing tow.
Preferably, the quantity of described engaging lug seat is greater than the quantity of described side direction oil cylinder.Adopt such structure, by side direction oil cylinder is articulated with on the engaging lug seat of diverse location, make side direction oil cylinder can possess multiple different pushing tow direction and angle, be more conducive to adjust the attitude of side template, adapt to the requirement of different section.
Preferably, the bottom of described left-hand door frame and right door frame is respectively provided with two wheels, and the below of described wheel is provided with rail.
Preferably, between described crown frame and door frame, be provided with vertical oil cylinder.Adopt such structure, can to the height of top template, regulate as required.
Preferably, between described top template and side template, be provided with bearing pin, described top template is connected by bearing pin is dismantled and assembled with side template.Adopt such structure, be different from the mode of a monoblock template in prior art, the mode combining by latch connects, and is not only conducive to transportation and dismounting, and can adapts to changeable fracture morphology, adapts to different section dimensional requirement.
Owing to having adopted technique scheme, the beneficial effects of the utility model are:
1, applicable to different section: when carrying out each flowing water section operation of tunnel, the attitude of adjusting template and radian as required, each template and tunnel wall are coincided and reach lining section size, standard form structure than single configuration in prior art, during the construction of conversion section, can pass through the adjustment to the attitude of template, radian, adapt to different section dimensional requirement, can reach and become the beneficial effect that section is not changed chassis, do not change chassis and can carry out template support, have easy and simple to handle, operating efficiency is high, the beneficial effect of short construction period, construction safety;
2, separate type is jumped storehouse construction: by portal overall separation being become to two small-sized portals, can only remove at Tunnel laterally interim while pressing down arch, from tunnel, two siding tracks enter flowing water construction section respectively, prevent door frame generation unbalance loading, and transportation enters construction flowing water section formwork erection point separately, joint connection in site merges assembled mode again, replaces former artificial formwork way, improves mechanized construction degree respectively, promote tunnel two-lining structure construction efficiency, saved the duration.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the local enlarged diagram of A part in Fig. 1;
Fig. 3 is the local enlarged diagram of B part in Fig. 1;
Fig. 4 utilizes the utility model separate type to pass through the construction flow chart of variable section construction chassis.
Mark in figure: door frame-1; Left-hand door frame-1a; Right door frame-1b; Crown frame-2; Top template-3; Side template-4; Side direction oil cylinder-5; Door frame Connection Block-6; Screw mandrel-7; Internal thread tube connector-8; Template Connection Block-9; Engaging lug seat-10; Wheel-11; Rail-12; Vertical oil cylinder-13; Bearing pin-14.
The specific embodiment
Below in conjunction with test example and the specific embodiment, the utility model is described in further detail.But this should be interpreted as to the scope of the above-mentioned theme of the utility model only limits to following embodiment, all technology realizing based on the utility model content all belong to scope of the present utility model.
As shown in Figure 1 to Figure 3, a kind of chassis for the multiple form of fracture concrete pouring construction of Mining Method of the present embodiment, comprise vehicle frame, on vehicle frame, be connected with template, chassis adopts 6m lining trolley, by 6m length, it is a flowing water section, segmentation monobloc cast, vehicle frame comprises door frame 1, and the crown frame 2 that is arranged at door frame 1 top, the top of crown frame 2 is provided with top template 3, the both sides of door frame 1 are provided with side template 4, between side template 4 and door frame 1, be provided with side direction oil cylinder 5, the two ends of side direction oil cylinder 5 are hinged with side template 4 and door frame 1 respectively, between crown frame 2 and door frame 1, be provided with vertical oil cylinder 13, each parts of separate type chassis hang in tunnel, in tunnel, complete preliminary installation, to the first flowing water section, complete consolidation service.When chassis is installed door frame 1, can utilize the existing digging machine in building site or loader directly to install, when crown frame 2 and template are installed, necessary with 16 tons and above loop wheel machine cooperation installation.Because side template 4 is no longer fixed on vehicle frame, side direction oil cylinder 5 can drive side template 4 to move, when carrying out each flowing water section operation of tunnel, the attitude of adjusting template and radian as required, each template and tunnel wall are coincided and reach lining section size, standard form structure than single configuration in prior art, during the construction of conversion section, can pass through the attitude to template, the adjustment of radian, adapt to different section dimensional requirement, can reach and not change chassis and can realize template support system, have easy and simple to handle, operating efficiency is high, short construction period, the beneficial effect of construction safety.
Specifically refer to Fig. 3, in the present embodiment, between top template 3 and side template 4, be provided with bearing pin 14, top template 3 is connected by bearing pin 14 is dismantled and assembled with side template 4.Adopt such structure, be different from the mode of a monoblock template in prior art, the mode combining by latch connects, and is not only conducive to transportation and dismounting, and can adapts to changeable fracture morphology, adapts to different section dimensional requirement.
Specifically refer to Fig. 2, in the present embodiment, in order to make chassis can pass through easily the section of different width, door frame 1 is combined by left-hand door frame 1a and right door frame 1b, between left-hand door frame 1a and right door frame 1b, be provided with linkage, linkage is connected as a single entity left-hand door frame 1a, right door frame 1b.Adopt such structure, door frame 1 is arranged to the structure of left and right two separate types, be conducive to pass through different large sections, can meet and jump storehouse construction.Each flowing water section required time of Traditional Man formwork approximately 30 days, separate type is passed through variable section tunnel construction trolley can complete a flowing water section formwork and concreting operation in approximately 7 days.More convenient, more economical, improve the mechanization degree of the large section construction in tunnel.
The concrete connected mode of left-hand door frame 1a, right door frame 1b is as follows: for connecting the linkage of left-hand door frame 1a, right door frame 1b, comprise the door frame Connection Block 6 being arranged on left-hand door frame 1a and right door frame 1b, door frame Connection Block 6 is hinged with screw mandrel 7, between left-hand door frame 1a and right door frame 1b, be provided with internal thread tube connector 8, the two ends of internal thread tube connector 8 are threaded with the screw mandrel 7 of left-hand door frame 1a, right door frame 1b respectively.Adopt such structure, two separated chassis can be taken independent transportation apart, also at the construction field (site) two door frames 1 are articulated and connected by the adjustable screw mandrel 7 of length, are easy to Field adjustment, meet large cross dimensions conversion requirement.
The inner side of side template 4 is provided with several template Connection Blocks 9, is hinged with a side direction oil cylinder 5 on each template Connection Block 9, is provided with several for the engaging lug seat 10 of hinged side direction oil cylinder 5 on door frame 1.Adopt such structure, be conducive to that side template 4 is connected fast with door frame 1 and can regulate by free pushing tow.The quantity of engaging lug seat 10 is greater than the quantity of side direction oil cylinder 5.Adopt such structure, by side direction oil cylinder 5 is articulated with on the engaging lug seat 10 of diverse location, make side direction oil cylinder 5 can possess multiple different pushing tow direction and angle, be more conducive to adjust the attitude of side template 4, adapt to the requirement of different section.
The bottom of left-hand door frame 1a and right door frame 1b is respectively provided with two wheels 11, the below of wheel 11 is provided with rail 12, lining trolley installation quality quality, there is direct relation with levelling of the land degree, in order to guarantee installation quality, the end face discrepancy in elevation of rail 12 is not higher than 3mm, and chassis is installed respectively twice rail 12 in both sides, tunnel before installing.
As shown in Figure 4, a kind of construction method of the chassis for the multiple form of fracture concrete pouring construction of Mining Method, comprises following step:
In order to realize separate type, jump storehouse construction, the door frame 1 of chassis is combined by left-hand door frame 1a and right door frame 1b, left-hand door frame 1a, the concrete connected mode of right door frame 1b is as follows: for connecting left-hand door frame 1a, the linkage of right door frame 1b comprises the door frame Connection Block 6 being arranged on left-hand door frame 1a and right door frame 1b, door frame Connection Block 6 is hinged with screw mandrel 7, between left-hand door frame 1a and right door frame 1b, be provided with internal thread tube connector 8, the two ends of internal thread tube connector 8 respectively with left-hand door frame 1a, the screw mandrel 7 of right door frame 1b is threaded, such structure, make two separated chassis can take independent transportation apart, and at the construction field (site) left-hand door frame 1a and right door frame 1b are spliced by the adjustable screw mandrel of length 7 scenes, specific as follows:
A, when Tunnel, remove the laterally interim arch that presses down, by left-hand door frame 1a and right door frame 1b, from tunnel, two siding tracks enter flowing water construction section respectively, and in tunnel steel rail laying 12; At Tunnel, only remove laterally temporarily while pressing down arch, from tunnel, two siding tracks enter flowing water construction section respectively, prevent that door frame 1 from unbalance loading occurring.Concrete, the large section in tunnel is divided to flowing water section, remove the laterally interim arch that presses down of first flowing water Duan Chuzhi, standard unit car door frame 1 is separated into two symmetrical door frames 1, form left-hand door frame 1a and right door frame 1b, the door frame 1 inner side establishing weight splitting, prevents left-hand door frame 1a and right door frame 1b run-off the straight.
B, at next flowing water section temporary supporting, remove and complete after structurally waterproof and reinforcing bar binding, left-hand door frame 1a and right door frame 1b are entered to construction flowing water section formwork erection point along track, and by linkage, left-hand door frame 1a is connected to merging with right door frame 1b; Complete two door frame 1(left-hand door frame 1a and right door frame 1b after separation) assembled and Task of Debugging, before this, two separated door frame 1(left-hand door frame 1a and right door frame 1b) wouldn't be connected, hydraulic system is in relaxed state, two separated chassis, by two adjustable screw mandrels 7 of length, be articulated and connected, comb shape wood bottom, arch is also articulated and connected by adjustable screw mandrel 7, top channel-section steel adopts uncontrollable channel-section steel to connect, different section top channel-section steel needs customization separately, radian only need be adjusted by screw mandrel 7 in other positions, meets large cross dimensions conversion requirement.
By above-mentioned steps, become these two small-sized portals of left-hand door frame 1a, right door frame 1b to be transported to separately on-site consolidation door frame 1 overall separation, realize separate type and jump storehouse construction, replace former artificial formwork way, improve mechanized construction degree, tunnel two-lining structure construction efficiency, saves the duration.
For chassis being applicable to the construction of different section in each flowing water section of tunnel, between door frame 1 and each template, be provided with corresponding oil cylinder (vertical oil cylinder 13, side direction oil cylinder 5), when carrying out each flowing water section operation of tunnel, by above-mentioned oil cylinder attitude and the radian of adjusting template as required, each template and tunnel wall are coincided and reach lining section size, standard form structure than single configuration in prior art, during the construction of conversion section, can pass through the attitude to template, the adjustment of radian, adapt to different section dimensional requirement, can reach and become the beneficial effect that section is not changed chassis, do not change chassis and can carry out template support, specific as follows:
C, will splice 3 splicings of side template 4 and top template;
D, by vertical oil cylinder 13 and side direction oil cylinder 5, adjust the position of each top templates 3, side template 4; Chassis Zhi Liqian, measures and makes line midline, and measure its absolute altitude; Chassis moves to formwork erection place, by length and breadth, to adjustment, makes chassis stopper perpendicular to line direction, and arrives appointment mileage; Adjust vertical oil cylinder 13, make interior vault reach appointment elevation, and adjust springing line place, two ends template, make it level; Install stopper template, and reinforce leading screw, screw mechanic jacks and rail clamping device under chassis bottom girder, spud carriage shifting while preventing from pouring into concrete.
E, carry out concreting operation.By the concreting pipeline of introducing on the ground, be connected with the mouth of building of chassis, carry out concreting operation, start automatic vibrating system and vibrate, build to springing line position, arch and no longer vibrate, arch and side wall concrete one-time-concreting complete.After reaching designing requirement strength of mould stripping, concrete strength carries out the demoulding, during the demoulding, first unscrew chassis side mechanic jacks, playback puts in place, then makes side direction oil cylinder 5 homings, drive side form departs from, cycle chassis top mechanic jacks again after completing, starts vertical oil cylinder 13 returns, and arch mould departs from, after the demoulding completes, remove the linkage between top and left-hand door shape and right door frame 1b.
When concrete reaches after design strength, utilize hydraulic system to control successively side direction oil cylinder 5 and the 13 contraction demouldings of vertical oil cylinder, then lining trolley enters next flowing water section and prepares lining construction, that is: complete the concrete work of first flowing water section after, remove second whole temporary supporting of flowing water section, complete after waterproof and two lining structure reinforcing bar binding operations, separate type is passed through to variable section tunnel construction trolley and by track, by the first flowing water section, be positioned to the second flowing water section, and construct to step e with reference to step a, reach different section dimensional requirement, can reach and not change chassis and can realize template support system.
Adopt said method to construct, a just interim arch that presses down is removed in segmentation, is ensureing under the condition of tunnel two-lining structure safety, jumps storehouse construction, replaces former artificial formwork scheme, reduces large section two lining structure construction safety hidden danger; And, compare with adopting artificial formwork way construction tunnel two lining structures, reduce form erecting operation personnel amount, reduce the formwork time, be reduced to coming into operation of mold, accelerating construction progress, meets construction period; Meanwhile, by hydraulic system, adjust and increase or reduce and support and the mode of template can reach same chassis and meets the two lining constructions of different section structure.
The utility model is not limited to the aforesaid specific embodiment.The utility model expands to any new feature or any new combination disclosing in this manual, and the arbitrary new method disclosing or step or any new combination of process.
Claims (8)
1. the chassis for the multiple section concrete construction of Mining Method, comprise vehicle frame, on described vehicle frame, be connected with template, it is characterized in that: the crown frame (2) that described vehicle frame comprises door frame (1) and is arranged at door frame (1) top, the top of described crown frame (2) is provided with top template (3), the both sides of described door frame (1) are provided with side template (4), between described side template (4) and door frame (1), be provided with side direction oil cylinder (5), the two ends of described side direction oil cylinder (5) are hinged with side template (4) and door frame (1) respectively.
2. the chassis for the multiple section concrete construction of Mining Method according to claim 1, it is characterized in that: described door frame (1) is combined by left-hand door frame (1a) and right door frame (1b), between described left-hand door frame (1a) and right door frame (1b), be provided with linkage, described linkage is connected as a single entity left-hand door frame (1a), right door frame (1b).
3. the chassis for the multiple section concrete construction of Mining Method according to claim 2, it is characterized in that: described linkage comprises the door frame Connection Block (6) being arranged on left-hand door frame (1a) and right door frame (1b), described door frame Connection Block (6) is hinged with screw mandrel (7), between described left-hand door frame (1a) and right door frame (1b), be provided with internal thread tube connector (8), the two ends of described internal thread tube connector (8) are threaded with the screw mandrel (7) of left-hand door frame (1a), right door frame (1b) respectively.
4. the chassis for the multiple section concrete construction of Mining Method according to claim 3, it is characterized in that: the inner side of described side template (4) is provided with several template Connection Blocks (9), on each template Connection Block (9), be hinged with a side direction oil cylinder (5), on described door frame (1), be provided with several for the engaging lug seat (10) of hinged side direction oil cylinder (5).
5. the chassis for the multiple section concrete construction of Mining Method according to claim 4, is characterized in that: the quantity of described engaging lug seat (10) is greater than the quantity of described side direction oil cylinder (5).
6. the chassis for the multiple section concrete construction of Mining Method according to claim 5, it is characterized in that: the bottom of described left-hand door frame (1a) and right door frame (1b) is respectively provided with two wheels (11), and the below of described wheel (11) is provided with rail (12).
7. according to arbitrary described chassis for the multiple section concrete construction of Mining Method in claim 1 to 6, it is characterized in that: between described crown frame (2) and door frame (1), be provided with vertical oil cylinder (13).
8. according to arbitrary described chassis for the multiple section concrete construction of Mining Method in claim 1 to 6, it is characterized in that: between described top template (3) and side template (4), be provided with bearing pin (14), described top template (3) with side template (4) by dismantled and assembled connection of bearing pin (14).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320625513.2U CN203499697U (en) | 2013-10-11 | 2013-10-11 | Trolley used for concrete construction of various cross sections through mining method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201320625513.2U CN203499697U (en) | 2013-10-11 | 2013-10-11 | Trolley used for concrete construction of various cross sections through mining method |
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| CN203499697U true CN203499697U (en) | 2014-03-26 |
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| CN201320625513.2U Expired - Fee Related CN203499697U (en) | 2013-10-11 | 2013-10-11 | Trolley used for concrete construction of various cross sections through mining method |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103470272A (en) * | 2013-10-11 | 2013-12-25 | 北京住总集团有限责任公司 | Trolley for concrete construction on multiple sections by employing mining method and construction method thereof |
| CN104373137A (en) * | 2014-11-24 | 2015-02-25 | 中国葛洲坝集团股份有限公司 | Three-dimensional space curved face steel-mould trolley demoulding anti-interference device and method |
| CN104453949A (en) * | 2014-12-07 | 2015-03-25 | 中国葛洲坝集团股份有限公司 | Narrow-beam transition section steel mould trolley for tunnel and construction method |
| CN105317439A (en) * | 2014-07-17 | 2016-02-10 | 粤水电轨道交通建设有限公司 | Rail type adjustable and comprehensive trolley for tunnel section |
| CN106089258A (en) * | 2016-08-24 | 2016-11-09 | 重庆工商职业学院 | Tunnel device and construction method |
| CN105317439B (en) * | 2014-07-17 | 2018-02-09 | 粤水电轨道交通建设有限公司 | A kind of adjustable comprehensive chassis of rail tunnel cross-section |
| CN114135307A (en) * | 2021-12-06 | 2022-03-04 | 中铁五局集团有限公司 | Tunnel excavation and supporting equipment |
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2013
- 2013-10-11 CN CN201320625513.2U patent/CN203499697U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103470272A (en) * | 2013-10-11 | 2013-12-25 | 北京住总集团有限责任公司 | Trolley for concrete construction on multiple sections by employing mining method and construction method thereof |
| CN103470272B (en) * | 2013-10-11 | 2016-02-10 | 北京住总集团有限责任公司 | A kind of chassis for the multiple section concrete construction of Mining Method and construction method thereof |
| CN105317439A (en) * | 2014-07-17 | 2016-02-10 | 粤水电轨道交通建设有限公司 | Rail type adjustable and comprehensive trolley for tunnel section |
| CN105317439B (en) * | 2014-07-17 | 2018-02-09 | 粤水电轨道交通建设有限公司 | A kind of adjustable comprehensive chassis of rail tunnel cross-section |
| CN104373137A (en) * | 2014-11-24 | 2015-02-25 | 中国葛洲坝集团股份有限公司 | Three-dimensional space curved face steel-mould trolley demoulding anti-interference device and method |
| CN104453949A (en) * | 2014-12-07 | 2015-03-25 | 中国葛洲坝集团股份有限公司 | Narrow-beam transition section steel mould trolley for tunnel and construction method |
| CN106089258A (en) * | 2016-08-24 | 2016-11-09 | 重庆工商职业学院 | Tunnel device and construction method |
| CN114135307A (en) * | 2021-12-06 | 2022-03-04 | 中铁五局集团有限公司 | Tunnel excavation and supporting equipment |
| CN114135307B (en) * | 2021-12-06 | 2024-01-16 | 中铁五局集团有限公司 | Tunnel excavation, supporting equipment |
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