CN107338810A - City integrated piping lane self-propelled hydraulic trolley formwork and its construction method - Google Patents
City integrated piping lane self-propelled hydraulic trolley formwork and its construction method Download PDFInfo
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- CN107338810A CN107338810A CN201710549985.7A CN201710549985A CN107338810A CN 107338810 A CN107338810 A CN 107338810A CN 201710549985 A CN201710549985 A CN 201710549985A CN 107338810 A CN107338810 A CN 107338810A
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- template
- inner template
- piping lane
- integrated piping
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- 238000010276 construction Methods 0.000 title claims abstract description 40
- 238000009415 formwork Methods 0.000 title claims abstract description 29
- 230000007246 mechanism Effects 0.000 claims description 9
- 238000005096 rolling process Methods 0.000 claims 1
- 239000004567 concrete Substances 0.000 abstract description 8
- 239000000463 material Substances 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 6
- 238000009434 installation Methods 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 3
- 230000000712 assembly Effects 0.000 description 3
- 238000000429 assembly Methods 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 244000309464 bull Species 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000004746 geotextile Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/10—Tunnels or galleries specially adapted to house conduits, e.g. oil pipe-lines, sewer pipes ; Making conduits in situ, e.g. of concrete ; Casings, i.e. manhole shafts, access or inspection chambers or coverings of boreholes or narrow wells
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Structural Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Civil Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Architecture (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Environmental & Geological Engineering (AREA)
- Paleontology (AREA)
- General Engineering & Computer Science (AREA)
- On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
Abstract
The invention discloses a kind of city integrated piping lane self-propelled hydraulic trolley formwork, including external mold and internal model, the cavity for pouring is formed between the two；Internal model includes mobile device, supporting construction and inner template, and supporting construction is used to connect mobile device and inner template, and inner template is supported, and inner template outer surface is " ㄇ " type structure；External mold includes left and right two parts, respectively with the two sides spaced set of inner template；Inner template is provided with attachment means with outer intermode.Pass through above-mentioned technical proposal has evaded the shortcomings that conventional template Rack support systems, largely saves human and material resources, while trolley formwork good integrity, can ensure concrete construction quality well.
Description
Technical field
It is specifically city integrated piping lane self-propelled hydraulic trolley formwork and its to apply a kind ofly the present invention relates to building field
Work method.
Background technology
City integrated piping lane is the underground engineering largely built at home since 2010, and pipe gallery predominantly will
The pipelines such as the heating power of Municipal engineering, feedwater, reclaimed water, combustion gas, sewage, communication, electric power house the underground being managed collectively
Structures.The Building technology of piping lane and construction method locate the exploratory stage at this stage, how by the agent structure high quality of piping lane
Construction complete, be an important subject in work progress.
At present, piping lane construction uses the corridor body casting method of cast-in-place sectional shelf-unit pattern mostly, and working procedure is more, needs
Will largely artificial, material etc., waste time and energy, globality poor, concrete presentation quality is difficult to control.
In view of the defects of present in above-mentioned piping lane construction, the present inventor is rich for many years based on such product engineering application is engaged in
Rich practical experience and professional knowledge, and coordinate the utilization of scientific principle, actively it is subject to research and innovation, to found a kind of ground city
Pipe gallery self-propelled hydraulic trolley formwork and its construction method, it is set to have more practicality.
The content of the invention
The invention provides a kind of city integrated piping lane self-propelled hydraulic trolley formwork and its construction method, evade
The shortcomings that conventional template Rack support systems, human and material resources, while trolley formwork good integrity are largely saved, can be fine
Ground ensures concrete construction quality.
In order to achieve the above object, the technical solution adopted in the present invention is：
City integrated piping lane self-propelled hydraulic trolley formwork, including external mold and internal model, form the chamber for pouring between the two
Body；
Internal model includes mobile device, supporting construction and inner template, and supporting construction is used to connect mobile device and inner template,
And inner template is supported, inner template outer surface is " ㄇ " type structure；
External mold includes left and right two parts, respectively with the two sides spaced set of inner template；
Inner template is provided with attachment means with outer intermode.
Further, attachment means include being uniformly distributed in inner template and multiple split bolts of outer intermode.
Further, supporting construction includes at least two portal frames and the company along mobile device direction of travel spaced set
Connect two tie-beams of each portal frame；
The hydraulic cylinder for carrying out push-and-pull and positioning to inner template is provided with portal frame.
Further, inner template includes top template and two side templates, side template are hinged with top template.
Further, mobile device includes left and right two parts, is individually fixed in supporting construction two bottom sides, wherein every portion
It is divided to the longeron for including setting along mobile device direction of travel and at least two roll wheel assemblies for being fixedly installed on longeron bottom；
Bindiny mechanism is provided between wherein each roll wheel assembly, for ensureing the relative position between each roll wheel assembly.
Further, roll wheel assembly includes lead, fixed seat, rotating shaft fixed part and roller；
Wherein, fixed seat is fixedly installed at the top of lead, for connecting lead and longeron；
Rotating shaft fixed part, which is fixedly installed on, is oriented to column bottom, the rotating shaft for fixed idler whell；
Bindiny mechanism is girder construction, and is provided with the through hole slided for each lead.
Further, lead surface is provided with strip projected parts, for reducing the friction between lead and through hole.
City integrated piping lane self-propelled hydraulic trolley formwork construction method, comprises the following steps：
A, chassis parts make；
B, chassis factory assemply and debug, debug it is qualified after partial disassembly simultaneously transport to job site；
C, live chassis traveling track laying；
D, trolley structure part Assembling；
E, chassis electrical system and hydraulic system lifting；
F, field adjustable；
G, come into operation.
The beneficial effects of the invention are as follows：
1st, Pass through above-mentioned technical proposal has evaded the shortcomings that conventional template Rack support systems, largely saves manpower, thing
Power, while trolley formwork good integrity, concrete construction quality can be ensured well；
2nd, self-propelled：Self-propelled hydraulic trolley formwork can realize automatically walk, can not only realize advance walking, also
Traveling can be retreated；
3rd, length adjustability is good：Piping lane standard paragraphs segmental length 20-25m, according to the different length of construction section, chassis
Template length can effectively adjust, trolley formwork length meets segmental length construction requirement；
4th, supporting construction autgmentability is strong：It can be realized semi-automation by formwork reinforcement form, such as use Three-section water stop spiral shell
Bolt is combined with hydraulic support device, forms organic whole, and overall stability, security performance are reliable, real by hydraulic means
Existing template branch tears automation open, is realized by water-proof bolt and reinforce semi-automation；
5th, strong adaptability, flexibly and easily：It is suitable for the piping lane standard paragraphs construction of various longitudinal slopes, radius of turn, across piping lane
Cross, T-shaped road junction " piping lane well " walking are flexible；
6th, sectional：Sectional is easy, operates and is easier to.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will to embodiment or
The required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
Some embodiments described in the present invention, for those of ordinary skill in the art, do not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of city integrated piping lane self-propelled hydraulic trolley formwork；
Fig. 2 is the scheme of installation of attachment means；
Fig. 3 is the structural representation of supporting construction；
Fig. 4 is the structural representation of inner template；
Fig. 5 is the structural representation of mobile device；
Fig. 6 is the structural representation of bindiny mechanism；
Fig. 7 is the structural representation of roll wheel assembly；
The implication marked in accompanying drawing is as follows：
1 external mold, 2 internal models, 21 mobile devices, 21a longerons, 21b roll wheel assemblies, 21b-1 leads, 21b-2 fixed seats,
21b-3 rotating shafts fixed part, 21b-4 rollers, 21b-5 strip projected parts, 21c bindiny mechanisms, 21c-1 through holes, 22 supporting constructions, 22a
Portal frame, 22b tie-beams, 23 inner templates, 23a top templates, 23b side templates, 3 attachment means, 31 split bolts, 4 hanging ladders.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.
As shown in Fig. 1~7, city integrated piping lane self-propelled hydraulic trolley formwork, including external mold 1 and internal model 2, between the two
Form the cavity for pouring；Internal model 2 includes mobile device 21, supporting construction 22 and inner template 23, and supporting construction 22 is used to connect
Mobile device 21 and inner template 23 are connect, and inner template 23 is supported, the outer surface of inner template 23 is " ㄇ " type structure；External mold 1
Including left and right two parts, respectively with the two sides spaced set of inner template 23；Connection is provided between inner template 23 and external mold 1
Device 3, wherein, attachment means 3 include the multiple split bolts 31 being uniformly distributed between inner template 23 and external mold 1.
Supporting construction 22 includes at least two portal frame 22a and the connection along the direction of travel spaced set of mobile device 21
Each portal frame 22a two tie-beam 22b；The hydraulic pressure for carrying out push-and-pull and positioning to inner template 23 is provided with portal frame 22a
Cylinder, inner template 23 includes top template 23a and two side template 23b, side template 23b are hinged with top template 23a, the cylinder body of hydraulic cylinder
Be hinged with supporting construction 22, tailpiece of the piston rod and the top template 23a and two side template 23b of hydraulic cylinder are hinged, when specifically used,
The inner side of inner template 23 can set hanging ladder 4 according to being actually needed, and be easy to the installation and maintenance of hydraulic cylinder.
Mobile device 21 includes left and right two parts, is individually fixed in the two bottom sides of supporting construction 22, wherein being wrapped per part
Include the longeron 21a set along the direction of travel of mobile device 21 and at least two roll wheel assemblies for being fixedly installed on longeron 21a bottoms
21b；Bindiny mechanism 21c is provided between wherein each roll wheel assembly 21b, for ensureing the relative position between each roll wheel assembly 21b；
Roll wheel assembly 21b includes lead 21b-1, fixed seat 21b-2, rotating shaft fixed part 21b-3 and roller 21b-4, wherein, it is fixed
Seat 21b-2 is fixedly installed at the top of lead 21b-1, for connecting lead 21b-1 and longeron 21a；Rotating shaft fixed part 21b-
3 are fixedly installed on lead 21b-1 bottoms, the rotating shaft for fixed idler whell 21b-4；Bindiny mechanism 21c is girder construction, and
It is provided with the through hole 21c-1 slided for each lead 21b-1；Lead 21b-1 surfaces are provided with strip projected parts 21b-5, use
Friction between lead 21b-1 and through hole 21c-1 is reduced, can also be according to actual need between lead 21b-1 and through hole 21c-1
Set elastic buffer structure to carry out pair roller 21b-4 local pressure to be alleviated, rubber sheet gasket etc. can be used；At work
Each roll wheel assembly 21b easily produces the phenomenon of discontinuity, by setting bindiny mechanism 21c so that each roll wheel assembly 21b
Organic whole is formed, can effectively prevent the damage of the roll wheel assembly 21b caused by debris etc..
City integrated piping lane self-propelled hydraulic trolley formwork construction method, comprises the following steps：
A, chassis parts make；
B, chassis factory assemply and debug；Qualified rear partial disassembly is debugged to the construction unit being readily transported, and is transported
To job site；
C, live chassis traveling track laying；One cabin amounts to 2 row, 4 125 type I-steel tracks, single track length
12.5 meters, two tracks are attached between 2.3 meters, single every two tracks using bolt and track piece, are used under track
50 × 100 channel-section steels carry out place mat；
D, trolley structure part Assembling；Assembling process can be coordinated by truck crane, first by longeron in the present embodiment
21a pacifies frame on track, 12.5 meters of longeron 21a joint lengths, realizes that chassis moves integrally, and carry chassis top structure
The weight of part and reinforced concrete；Then installation 2.4 × 2.5m portal frame 22a, 12 altogether, adjacent portal frame 22a centers spacing 2
Rice, portal frame 22a are installed on the longeron 21a of mobile device 21, fastened using bolt and longeron 21a；Portal frame 22a
After installation, the tie-beam 22b at lifting top 200 × 200, top tie-beam 22b is that branch is played in trolley formwork unitary construction
Support effect last one of component, under open track and portal frame 22a etc., above hold top template 23a, tie-beam 22b amounts to 4,
Each two of both sides, 12.5 meters of joint length；Last carry template, shares 54 pieces of template, wherein 18 pieces (14 pieces of top template 23a
1.5 × 4m and 4 piece of 1 × 4m), 36 pieces of side template 23b's (28 pieces of 1.5 × 3.5m and 8 piece of 1 × 3.5m), first carry is top
Template 23a, next carry side template 23b, whole trolley formwork shares three junctions, first, top template 23a and tie-beam
22b connection, is anchored using bolt；
E, chassis electrical system and hydraulic system lifting；It is connection hydroman and hydraulic cylinder (piston by hydraulic tube
Diameter 125mm, stroke 300mm, operating pressure 16MPa, bar footpath 70mm), hydroman amounts to two, for controlling up and down
The template support top of left and right four direction and contraction, hydraulic cylinder amount to 20, play support top and shrink the operation of template；Walking dress
4 altogether are put, is by driven by power, drive device is motor and gear, is driven using electric power respectively positioned at chassis termination both sides
It is dynamic, advanced using the occlusion of two gears of size, after whole installations, in inner and outer template bottom, placement has been pasted two-sided
The angle steel of glue, mortar leakage prevention, perpendicularity and physical dimension to template etc. verify, and using plumb bob method and tape measurement, ensure
Construction quality, after checking and debugging template, formboard fastening, inner and outer template is fastened using split bolt 31, longitudinal pitch 50cm, horizontal
To spacing 40cm；End head formwork uses wooden model, is fastened using section ribbing keel, spacing 30cm, after the completion of fastening；
F, field adjustable；Concrete, concrete label C40, seepage-resistant grade P6/P8, freeze proof grade F200 are poured using pump truck；Using
Internal vibration rod vibrates, and fast insert carries slowly when vibrating, it is impossible to leakage, Qiang Zhen, placement layer by layer, it is ensured that quality of vibrating；Receipts face will essence
Carefully, first slightly received using bull float, carefully received using small trowel afterwards, it is ensured that concrete surface is uniform, smooth and smooth.Pour completion
Covering geotextiles carry out health in time afterwards；Form removal after the completion of pouring, first tears external mold 1 open, and formwork jumbo internal model 2 reaches in concrete strength
Carried out after the 80% of design strength, shrink hydraulic cylinder dismounting inner membrance 2, grinding process is carried out to template at once after the completion of dismounting, applied
Film is brushed, standard prepares for the next use.After the completion of template dismounting, Pipe rack size is measured, it is equal through measuring side pipe corridor physical dimension
In design and specification prescribed limit, physical dimension is qualified；25m chassis gross weight 120t, integral rigidity is good, in use not
There is deformation, such a template can formally come into operation.
G, come into operation.
It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, above-described embodiment and explanation
Merely illustrating the principles of the invention described in book, without departing from the spirit and scope of the present invention, the present invention also have
Various changes and modifications, these changes and improvements all fall within the protetion scope of the claimed invention.The claimed scope of the invention
By appended claims and its equivalent thereof.
Claims (8)
1. city integrated piping lane self-propelled hydraulic trolley formwork, it is characterised in that including external mold (1) and internal model (2), shape between the two
Into the cavity for pouring；
The internal model (2) includes mobile device (21), supporting construction (22) and inner template (23), and the supporting construction (22) is used for
The mobile device (21) and inner template (23) are connected, and the inner template (23) is supported, the inner template (23) is outside
Surface is " ㄇ " type structure；
The external mold (1) includes left and right two parts, respectively with the two sides spaced set of the inner template (23)；
Attachment means (3) are provided between the inner template (23) and the external mold (1).
2. city integrated piping lane self-propelled hydraulic trolley formwork according to claim 1, it is characterised in that the connection dress
Put multiple split bolts (31) that (3) include being uniformly distributed between the inner template (23) and the external mold (1).
3. city integrated piping lane self-propelled hydraulic trolley formwork according to claim 1, it is characterised in that the support knot
Structure (22) includes at least two portal frames (22a) and each gantry of connection along the mobile device (21) direction of travel spaced set
Two tie-beams (22b) of frame (22a)；
The hydraulic cylinder for carrying out push-and-pull and positioning to the inner template (23) is provided with the portal frame (22a).
4. city integrated piping lane self-propelled hydraulic trolley formwork according to claim 1, it is characterised in that the inner template
(23) top template (23a) and two side templates (23b) are included, the side template (23b) is be hinged with the top template (23a).
5. city integrated piping lane self-propelled hydraulic trolley formwork according to claim 1, it is characterised in that the mobile dress
Putting (21) includes left and right two parts, is individually fixed in the supporting construction (22) two bottom sides, wherein including along institute per part
The longeron (21a) for stating the setting of mobile device (21) direction of travel and at least two rollings for being fixedly installed on the longeron (21a) bottom
Wheel assembly (21b)；
Bindiny mechanism (21c) is provided between wherein each roll wheel assembly (21b), it is relative between each roll wheel assembly (21b) for ensureing
Position.
6. city integrated piping lane self-propelled hydraulic trolley formwork according to claim 5, it is characterised in that the roller group
Part (21b) includes lead (21b-1), fixed seat (21b-2), rotating shaft fixed part (21b-3) and roller (21b-4)；
Wherein, the fixed seat (21b-2) is fixedly installed at the top of the lead (21b-1), for connecting the lead
(21b-1) and the longeron (21a)；
The rotating shaft fixed part (21b-3) is fixedly installed on the lead (21b-1) bottom, for fixing the roller
The rotating shaft of (21b-4)；
The bindiny mechanism (21c) is girder construction, and is provided with the through hole (21c- slided for each lead (21b-1)
1)。
7. city integrated piping lane self-propelled hydraulic trolley formwork according to claim 6, it is characterised in that the lead
(21b-1) surface is provided with strip projected parts (21b-5), for reducing between the lead (21b-1) and the through hole (21c-1)
Friction.
8. city integrated piping lane self-propelled hydraulic trolley formwork construction method, it is characterised in that comprise the following steps：
A, chassis parts make；
B, chassis factory assemply and debug, debug it is qualified after partial disassembly simultaneously transport to job site；
C, live chassis traveling track laying；
D, trolley structure part Assembling；
E, chassis electrical system and hydraulic system lifting；
F, field adjustable；
G, come into operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710549985.7A CN107338810A (en) | 2017-07-07 | 2017-07-07 | City integrated piping lane self-propelled hydraulic trolley formwork and its construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710549985.7A CN107338810A (en) | 2017-07-07 | 2017-07-07 | City integrated piping lane self-propelled hydraulic trolley formwork and its construction method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107338810A true CN107338810A (en) | 2017-11-10 |
Family
ID=60219574
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710549985.7A Pending CN107338810A (en) | 2017-07-07 | 2017-07-07 | City integrated piping lane self-propelled hydraulic trolley formwork and its construction method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107338810A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107905254A (en) * | 2017-11-16 | 2018-04-13 | 中铁四局集团有限公司 | Construction method of comprehensive pipe gallery formwork supporting integrated hydraulic internal formwork trolley |
| CN108150198A (en) * | 2018-03-05 | 2018-06-12 | 中国建筑第四工程局有限公司 | For the formwork jumbo for pipe gallery of constructing |
| CN109386295A (en) * | 2018-09-29 | 2019-02-26 | 上海二十冶建设有限公司 | A kind of Underground Rectangular sections of tunnel stay in place form constructing device |
| CN110242329A (en) * | 2019-07-10 | 2019-09-17 | 中铁十七局集团第二工程有限公司 | A kind of tunnel double-lining concrete trolley template automatically grinding and spray equipment and method |
| CN111101975A (en) * | 2019-12-03 | 2020-05-05 | 中国建筑第七工程局有限公司 | Integrated double-bin pipe gallery construction trolley and construction method thereof |
| CN113284355A (en) * | 2021-04-09 | 2021-08-20 | 中国二十冶集团有限公司 | T-shaped intersection construction traffic guiding method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107905254A (en) * | 2017-11-16 | 2018-04-13 | 中铁四局集团有限公司 | Construction method of comprehensive pipe gallery formwork supporting integrated hydraulic internal formwork trolley |
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| CN109386295A (en) * | 2018-09-29 | 2019-02-26 | 上海二十冶建设有限公司 | A kind of Underground Rectangular sections of tunnel stay in place form constructing device |
| CN109386295B (en) * | 2018-09-29 | 2020-10-27 | 上海二十冶建设有限公司 | Underground rectangular cross section tunnel structure template construction equipment |
| CN110242329A (en) * | 2019-07-10 | 2019-09-17 | 中铁十七局集团第二工程有限公司 | A kind of tunnel double-lining concrete trolley template automatically grinding and spray equipment and method |
| CN110242329B (en) * | 2019-07-10 | 2024-02-09 | 中铁十七局集团第二工程有限公司 | Automatic polishing and spraying device and method for tunnel secondary lining concrete trolley template |
| CN111101975A (en) * | 2019-12-03 | 2020-05-05 | 中国建筑第七工程局有限公司 | Integrated double-bin pipe gallery construction trolley and construction method thereof |
| CN113284355A (en) * | 2021-04-09 | 2021-08-20 | 中国二十冶集团有限公司 | T-shaped intersection construction traffic guiding method |
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Application publication date: 20171110 |