CN108951699B - Festival segmentation removal centre form and support of utility tunnel - Google Patents
Festival segmentation removal centre form and support of utility tunnel Download PDFInfo
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- CN108951699B CN108951699B CN201810615241.5A CN201810615241A CN108951699B CN 108951699 B CN108951699 B CN 108951699B CN 201810615241 A CN201810615241 A CN 201810615241A CN 108951699 B CN108951699 B CN 108951699B
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- 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
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2250/00—Production methods
- E02D2250/0007—Production methods using a mold
Abstract
The invention relates to a sectional type movable internal mold and a sectional type movable support of a comprehensive pipe gallery, which comprise a frame-shaped support and an internal mold plate, wherein the frame-shaped support is formed by splicing square steel pipes in a 'well' shape according to the section size of the pipe gallery, the internal mold plate is arranged around the frame-shaped support, a back ridge formed by splicing the square steel pipes in the 'well' shape is arranged on the inner side of the internal mold plate, the back ridge is connected with the frame-shaped support through scaffold steel pipe spiral jackscrews uniformly distributed on the frame-shaped support, a plurality of walking rollers are arranged at the lower end of the frame-shaped support, the walking rollers are arranged on a support walking track, and the support walking track is fixed through a track foundation column with the lower end pre-buried in concrete. The invention has the advantages of simple process structure, easy processing and manufacturing, capability of effectively reducing the labor intensity of constructors and reducing working procedures, and is easy to ensure the construction quality, improve the construction efficiency and save the construction cost.
Description
Technical Field
The invention relates to the technical field of constructional engineering, in particular to a sectional type movable internal mold and a support of a comprehensive pipe gallery.
Background
In the cast-in-place construction of the standard section of the underground comprehensive pipe gallery, the existing formwork support still adopts the traditional method, namely the existing formwork support is supported by a wooden splint, other steel film or plastic formwork, and a batten or scaffold steel pipe, an internal formwork support is usually erected by the scaffold steel pipe, the construction of bottom plate steel bars and concrete is firstly carried out, and then the construction of side walls, the bottom plate steel bars and the concrete is carried out. The construction method has the advantages of multiple working procedures, long construction period and low working efficiency, the water stop steel plate is required to be arranged at the indwelling construction joint, and the construction joint is easy to leak water after the pipe gallery is built, so that the construction progress is not accelerated, the construction quality is improved, and the construction cost is reduced.
Disclosure of Invention
The invention aims to solve the technical problem of providing a sectional type movable internal mold and a bracket of a comprehensive pipe gallery, which have the advantages of simple process structure, easy processing and manufacturing, capability of effectively reducing the labor intensity of constructors and reducing working procedures, easiness in ensuring the construction quality, improving the construction efficiency and saving the construction cost.
The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a festival segmentation removal centre form and support of utility tunnel, including frame shape support and inner formword, the cross sectional dimension of frame shape support according to the piping lane be "well" concatenation by square steel pipe and form, the frame shape support arrange the inner formword all around, the inboard of inner formword arrange the back of the body of being "well" concatenation by square steel pipe and form stupefied, the stupefied back of the body link to each other with the frame shape support through the scaffold steel pipe spiral jackscrew of equipartition on the frame shape support, the lower extreme of frame shape support install a plurality of walking running roller, the walking running roller frame establish on support walking track, support walking track fixed through the pre-buried track basis post in the concrete of lower extreme.
As a supplement to the technical scheme of the invention, the lower end of the frame-shaped bracket is connected with the walking roller wheel through a high-strength bolt, the bracket walking track is erected on a bracket track bracket at one side of the track foundation column, and the bracket walking track is fixedly connected with the side wall at one side of the track foundation column through the high-strength bolt.
The scaffold steel pipe spiral jackscrew comprises an adjusting jackscrew and a rotating handle vertically connected with one end of the adjusting jackscrew, wherein the adjusting jackscrew penetrates through a corresponding square steel pipe on the frame-shaped support, and one end of the adjusting jackscrew is connected with a connecting plate welded on the back edge.
Furthermore, the inner formwork at the bottom is provided with a rectangular vibrating hole, a plugging template is arranged above the rectangular vibrating hole, the upper end of the plugging template is provided with a plurality of short steel pipes, and the short steel pipes are connected with the plugging template through U-shaped iron rings on the outer side.
Furthermore, a plurality of sectional type movable internal molds arranged along the length direction of the support walking track are connected with the frame-shaped support of the support through a support connecting plate.
Furthermore, the side of the inner template is provided with edge protection angle steel.
A using method of a sectional type movable inner mold support of a comprehensive pipe gallery comprises the following specific steps:
(a) firstly, mounting a support walking track, wherein the track is required to be straight, the elevation of the track surface is strictly controlled and is consistent with the elevation of the inner bottom of a pipe gallery, and the track of a first pipe gallery is 5-6m longer than a pipe gallery to be constructed so as to temporarily position an inner mold of the pipe gallery in a sectional type and a support section;
(b) hoisting the segmented movable pipe gallery internal molds and the supports into a foundation pit section by section, pushing the foundation pit into a preset position in time, arranging a stop, arranging a triangular iron block below a walking roller, and connecting the frame-shaped supports by bolts and support connecting plates to connect the segmented movable pipe gallery internal molds and the supports into a whole;
(c) adjust the spiral jackscrew, stretch out the template, with two sections templates of bolted connection locking, make piping lane centre form connect into whole, concrete template stretches out the order and is: side wall template → top plate template → upper axillary corner template → bottom plate template → lower axillary corner template → plugging template on the bottom plate;
(d) after the sectional type movable pipe gallery inner die and the support of the single-cabin pipe gallery are integrally connected in place, installing three-joint split bolts on the outer die of the side wall of the pipe gallery before closing the template; installing three-joint split bolts between the two cabin pipe galleries, and installing the three-joint split bolts in a joint-type matching manner with the inner mold and the frame-shaped support in the process of installing the other cabin sectional type movable pipe gallery inner mold and the other cabin sectional type movable pipe gallery support after the two cabin sectional type movable pipe gallery inner molds and the two support are integrally connected in place;
(e) after the installation of the inner die and the support of the single-cabin or double-cabin sectional type movable pipe gallery is finished, the outer die is closed in time, three-joint split bolts on the inner die and the outer die are fastened, meanwhile, the clear distance of the inner die is adjusted to be square, and then the end template is plugged and installed in time;
(f) after the inner and outer templates of the pipe gallery are supported, fastened and accepted, concrete is poured in time, after 3-5 days of maintenance, the templates are removed in due time, and the template removal is carried out according to the following sequence: the blocking template on the bottom plate → the lower axillary corner template → the bottom plate template → the upper axillary corner template → the top plate template → the side wall template;
(g) and after the form is disassembled, the sectional type movable pipe gallery internal mold and the support are pushed into the next section to be communicated section by section.
After the piping lane has been pour in festival segmentation removal piping lane centre form and support shifting out, in order to ensure piping lane stable in structure, the scaffold steel pipe that adopts the top to be provided with scaffold steel pipe spiral jackscrew supports the piping lane roof, according to indulge, horizontal interval 1.0m come a supporting pipe gallery roof, jackscrew and piping lane top surface contact surface transversely set up scaffold plank protection piping lane top surface usually, continue to maintain the piping lane and satisfy design and standard requirement until intensity.
And (f) pouring the pipe gallery in layers, vibrating in time, pouring the bottom plate in the pipe gallery by vibrating through rectangular vibrating holes reserved on the templates, after concrete of the bottom plate is fully poured and vibrated, firmly plugging vibrating openings one by one from the downstream (relatively low elevation) of the pipe gallery by using wooden clamping plates, uniformly distributing the materials for pouring the side walls and the top plate, fully vibrating, strictly preventing under-vibration and leakage vibration, and performing necessary technical intermittence after concrete of the bottom plate is fully poured to prevent unnecessary defects from being brought to the entity of the pipe gallery due to the fact that track foundation columns are reserved on the bottom plate of the pipe gallery, and finishing the intermittence before initial setting of the concrete.
And (f) when the side wall template is disassembled, firstly disassembling two ends of the three-joint split bolt, then screwing the jack steel pipe to enable the template to be gradually separated from the wall body by 5-10cm, and then slowly moving the segmented movable inner mold and the bracket out of the pipe gallery section by section.
Has the advantages that: the invention relates to a sectional type movable internal mold and a bracket of a comprehensive pipe gallery, which have the advantages of simple process and structure, easy operation, effective reduction of the labor intensity of constructors, elimination of construction joint retention, reduction of working procedures, improvement of working efficiency, construction cost saving, and capability of being maintained at any time in the using process.
Drawings
FIG. 1 is a cross-sectional view of the internal mold and support of the two-compartment sectional type mobile pipe gallery of the present invention;
FIG. 2 is a side view of the segmented mobile piping lane internal mold and support of the present invention;
FIG. 3 is a schematic structural view of the front view installation of the running roller of the present invention;
FIG. 4 is a schematic structural view of the side view installation of the running roller of the present invention;
FIG. 5 is a schematic structural view of the steel pipe spiral jackscrew of the scaffold of the present invention;
FIG. 6 is a schematic view of the installation of the plugging template of the present invention;
FIG. 7 is a schematic view of the temporary in-place state of the lifting of the segmented mobile piping lane inner molds and supports of the present invention;
FIG. 8 is a schematic view of the segmented mobile piping lane inner molds and supports of the present invention arranged in predetermined positions;
fig. 9 is a schematic view of the state that the sectional type movable pipe gallery inner die and the bracket of the invention enter the next sectional pipe gallery after the die plate is closed.
The figure is as follows: 1. an inner template; 2. the scaffold steel tube is spirally threaded; 3. a frame-shaped support; 4. three-joint split bolts; 5. an outer mold; 6. a walking roller; 7. a rail foundation column; 8. a rectangular vibrating hole; 10. A support walking track; 11. supporting the track bracket; 13. a high strength bolt; 14. rotating the handle; 15. adjusting a jackscrew; 16. a connecting plate; 18. plugging the template; 19. a U-shaped iron ring; 20. short steel pipes; 22. back corrugation; 23. and (4) edge protecting angle steel.
Detailed Description
The invention will be further illustrated with reference to the following specific examples. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Further, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teaching of the present invention, and such equivalents may fall within the scope of the present invention as defined in the appended claims.
As shown in fig. 1 to 9, the embodiment of the invention relates to a sectional type movable inner mold and a bracket of a comprehensive pipe gallery, which comprises a frame-shaped bracket 3 and an inner mold plate 1, wherein the frame-shaped bracket 3 is formed by splicing square steel pipes in a 'well' shape according to the section size of the pipe gallery, the inner mold plate 1 is arranged around the frame-shaped bracket 3, a back ridge 22 formed by splicing the square steel pipes in the 'well' shape is arranged on the inner side of the inner mold plate 1, the back ridge 22 is connected with the frame-shaped bracket 3 through scaffold steel pipe spiral jackscrews 2 uniformly distributed on the frame-shaped bracket 3, a plurality of walking rollers 6 are arranged at the lower end of the frame-shaped bracket 3, the walking rollers 6 are erected on a bracket walking track 10, and the bracket walking track 10 is fixed through a track foundation column 7 with the lower end embedded in concrete.
The lower end of the frame-shaped support 3 is connected with a walking roller 6 through a high-strength bolt 13, the support walking track 10 is erected on a support track bracket 11 on one side of the track foundation column 7, and the support walking track 10 is fixedly connected with the side wall on one side of the track foundation column 7 through the high-strength bolt 13.
The scaffold steel tube spiral jackscrew 2 comprises an adjusting jackscrew 15 and a rotating handle 14 vertically connected with one end of the adjusting jackscrew 15, wherein the adjusting jackscrew 15 penetrates through a corresponding square steel tube on the frame support 3, and one end of the adjusting jackscrew is connected with a connecting plate 16 welded on a back ridge 22.
The inner formwork 1 positioned at the bottom is provided with a rectangular vibrating hole 8, a plugging formwork 18 is arranged above the rectangular vibrating hole 8, the upper end of the plugging formwork 18 is provided with a plurality of short steel pipes 20, and the short steel pipes 20 are connected with the plugging formwork 18 through a U-shaped iron ring 19 on the outer side.
The plurality of segment type movable internal molds arranged along the length direction of the support walking track 10 are connected with the frame-shaped supports 3 of the supports through support connecting plates 24.
And edge-protecting angle steels 23 are arranged on the side edges of the inner template 1.
In piping lane main part standard section construction, no matter the structural style of piping lane is single cabin, two cabins or three cabins, all can be according to the section size of piping lane design, segmental processing festival segmentation removal piping lane centre form and support in advance, steel framework implements whole ligature back, the festival segmentation removal piping lane centre form and the support that will process one by one are hung to the foundation ditch in, the manual work pushes preset position, the linking bridge, the centre form is stretched out to the regulation jackscrew, the locking template, the end template of shutoff movement joint department, later by supreme continuous integral pouring piping lane in succession down.
A track basis for fixed track foundation post 7 in this patent adopts C30 reinforced concrete to pour, and the type should be according to the setting of drawing one, drawing two, and arrangement of reinforcement, interval, buried depth, overall dimension isoparametric should be calculated according to ground bearing capacity, construction load, festival segmentation removal piping lane centre form and support dead weight and the piping lane roof dead weight that bears weight and confirm.
The track foundation column 7 is replaced by 10# or 12# channel steel and can be determined according to upper load calculation, a supporting track bracket 11 is welded at a corresponding position of the track foundation column 7 by a common steel plate with the thickness of 10mm, the size of the supporting track bracket 11 is determined according to the upper load born by the supporting track bracket 11, the position of the track foundation column 7 is controlled by a hanging steel wire, the position of the track foundation column 7 is required to be accurate, the top surface elevation of the supporting track bracket 11 is consistent with the inner bottom elevation of the pipe gallery, and the detailed description is shown in the attached figure III.
The walking track 10 is welded by common steel plates with the thickness of 10mm, the length of each track is set according to 6m, the track width is 40mm, the track height is 200mm, mounting holes are formed in the side face of the walking track 10 and the foundation at equal intervals, the walking track 10 and a track foundation column are mounted, 4 high-strength bolts 13 with 10.9-grade phi 10 are fastened and connected at the intersection of the walking track 10 and the foundation column, track joints are preferably arranged on the 11 faces of the bracket track corbels, and the structural form of the walking track is shown in the attached figure III in detail.
The walking roller 6 is processed by adopting a roller bearing, the outer diameter of the bearing is 200mm, the inner diameter is 95mm, the thickness is 45mm, the two sides of the bearing are welded with 5mm thick annular baffles, a roller is processed by using 0.2m round steel with the long diameter of 95mm in the middle of the bearing, screw threads are processed at the two ends of the bearing and penetrate into the bearing, and the walking roller 6 is installed on the frame-shaped support 3 through a support, a roller connecting piece and a high-strength bolt after the processing and assembling are finished.
This patent utility tunnel's festival segmentation removal centre form and support device constitute by two parts, be frame shape support 3 and piping lane centre form respectively, wherein frame shape support 3 adopts the wall thickness to be 4.5mm 100 x 100 square steel tube processing, and the piping lane centre form is by the lacquer painting plywood, the wall thickness is 3.5mm 50 x 50 square steel pipe and scaffold steel pipe spiral jackscrew and constitutes.
The frame-shaped support 3 is a square steel pipe with the wall thickness of 4.5mm and the dimension of 100 multiplied by 100, the length of each section of support is about 3.0m according to the dimension of a pipe gallery cabin where the frame-shaped support 3 is located, the support is formed by welding a horizontal rod and a vertical rod, the horizontal rods at two axillary angles at the upper part are required to adjust the axillary angle template, the horizontal rods need to rotate by 45 degrees, and the detailed description is shown in the attached drawing I.
The inner template 1 is processed by high-quality painted veneers with the thickness of 18mm, the back edges 22 are welded in a cross mode in a shape of a Chinese character 'jing' by adopting 50 multiplied by 50 square steel pipes with the wall thickness of 3.5mm, the veneers are connected and fixed with the back edges through self-tapping screws, the edges of the inner template are provided with 45 multiplied by 45 equal-edge angle steel serving as edge protection angle steel 23, and the veneers are connected and fixed with the angle steel through the self-tapping screws, which is detailed in the attached figure I.
The frame-shaped support 3 and the template back edge 22 are rust-removed and coated with two anti-rust paints for corrosion prevention, and the scaffold steel pipe spiral jackscrew 2 is lubricated by yellow glycerin.
As a specific embodiment of the invention, the specific steps are as follows:
(a) firstly, installing a support walking track 10, wherein the track is required to be straight, the elevation of the track surface is strictly controlled and is consistent with the elevation of the inner bottom of a pipe gallery, and the track of a first pipe gallery is 5-6m longer than the pipe gallery to be constructed so as to temporarily position an inner mold of the pipe gallery in a sectional mode and a support section;
(b) hoisting the segmented movable pipe gallery internal molds and the supports into a foundation pit section by section, pushing the foundation pit into a preset position in time, arranging a stop, arranging a triangular iron block below a walking roller 6, and connecting the frame-shaped supports 3 by bolts and support connecting plates 24 to connect the segmented movable pipe gallery internal molds and the supports into a whole;
(c) adjust the spiral jackscrew, stretch out the template, with two sections templates of bolted connection locking, make piping lane centre form connect into whole, concrete template stretches out the order and is: side wall template → top plate template → upper axillary corner template → bottom plate template → lower axillary corner template → plugging template on the bottom plate;
(d) after the sectional type movable pipe gallery inner die and the support of the single-cabin pipe gallery are integrally connected in place, a three-joint split bolt 4 is arranged on an outer die 5 on the side wall of the pipe gallery before a template is closed; the three-joint split bolt 4 is also arranged between the two cabin pipe galleries, and the three-joint split bolt 4 is arranged by matching with the inner mould and the frame-shaped bracket 3 section by section in the process of arranging the other cabin sectional type movable pipe gallery inner mould and the bracket after one cabin sectional type movable pipe gallery inner mould and the bracket are integrally connected in place;
(e) after the installation of the inner mould and the support of the single-cabin or double-cabin sectional type movable pipe gallery is finished, the outer mould is closed in time, the three-joint split bolts 4 on the inner mould and the outer mould are fastened, meanwhile, the clear distance of the inner mould is adjusted to be square, and then the end template is plugged and installed in time;
(f) a rectangular vibrating hole 8 is formed in the bottom plate template, the long side direction of the orifice is perpendicular to the longitudinal center of the pipe gallery, and after pouring bottom plate concrete overflows from the vibrating hole, the vibrating hole is blocked by a blocking template 18;
(g) after the inner and outer templates of the pipe gallery are supported, fastened and accepted, concrete is poured in time, after 3-5 days of maintenance, the templates are removed in due time, and the template removal is carried out according to the following sequence: the blocking template on the bottom plate → the lower axillary corner template → the bottom plate template → the upper axillary corner template → the top plate template → the side wall template;
(h) and after the form is disassembled, the sectional type movable pipe gallery internal mold and the support are pushed into the next section to be communicated section by section.
After the piping lane has been pour in festival segmentation removal piping lane centre form and support shifting out, in order to ensure piping lane stable in structure, the scaffold steel pipe that adopts the top to be provided with scaffold steel pipe spiral jackscrew supports the piping lane roof, according to indulge, horizontal interval 1.0m come a supporting pipe gallery roof, jackscrew and piping lane top surface contact surface transversely set up scaffold plank protection piping lane top surface usually, continue to maintain the piping lane and satisfy design and standard requirement until intensity.
And (f) pouring the pipe gallery in layers, vibrating in time, pouring the bottom plate in the pipe gallery by vibrating through a rectangular vibrating hole 8 reserved on the template, after concrete of the bottom plate is fully poured and vibrated, firmly plugging a vibrating opening one by one from the downstream (relatively low elevation) of the pipe gallery by using a wooden clamp plate, uniformly distributing the materials for pouring the side wall and the top plate, fully vibrating, strictly prohibiting lack of vibration and leakage of vibration, and because a track foundation column is reserved on the bottom plate of the pipe gallery, the template is not easy to be tightly sealed, in order to prevent slurry leakage from bringing unnecessary defects to the entity of the pipe gallery, necessary technical intermittence is preferably carried out after the concrete of the bottom plate is fully poured, and the intermittence is preferably finished before initial setting of the concrete.
And (f) when the side wall template is disassembled, the two ends of the three-joint split bolt 4 are firstly disassembled, then the scaffold steel pipe is screwed with the jackscrew 2, the template is gradually separated from the wall body by 5-10cm, and then the sectional type movable inner mold and the bracket can be slowly and gradually moved out of the pipe gallery.
The invention has the advantages of simple process and structure, easy operation, effectively reduced labor intensity of constructors, no construction joint retention, reduced working procedures, improved work efficiency, saved construction cost, and capability of being maintained at any time in the use process.
Claims (5)
1. The utility model provides a festival segmentation removal centre form and support of utility tunnel, its characterized in that, includes frame support (3) and interior template (1), its characterized in that, frame support (3) be "well" concatenation by square steel pipe according to the cross-sectional dimension of piping lane and form, frame support (3) around arranged interior template (1), the inboard of interior template (1) arranged and be "well" concatenation back stupefied (22) that form by square steel pipe, back stupefied (22) link to each other with frame support (3) through scaffold steel pipe spiral jackscrew (2) of equipartition on frame support (3), the lower extreme of frame support (3) install a plurality of walking running roller (6), walking running roller (6) erect on support walking track (10), support walking track (10) fixed through the track basis post (7) of lower extreme pre-buried in the concrete, the lower end of the frame-shaped support (3) is connected with the walking roller (6) through a high-strength bolt (13), the support walking track (10) is erected on a support track bracket (11) on one side of the track foundation column (7), and the support walking track (10) is fixedly connected with the side wall on one side of the track foundation column (7) through the high-strength bolt (13).
2. The utility model provides a festival segmentation removal centre form and support of utility tunnel of claim 1, its characterized in that: scaffold steel pipe spiral jackscrew (2) including adjust jackscrew (15) and with rotation handle (14) of adjusting the one end vertical connection of jackscrew (15), adjust jackscrew (15) pass and one end links to each other with connecting plate (16) of welding on back of the body stupefied (22) from the square steel pipe that corresponds on frame (3).
3. The utility model provides a festival segmentation removal centre form and support of utility tunnel of claim 1, its characterized in that: be located and be provided with rectangle hole (8) of vibrating on the inner formword (1) of bottom, be provided with shutoff template (18) above this rectangle hole (8) of vibrating, the upper end of shutoff template (18) install a plurality of short steel pipe (20), short steel pipe (20) link to each other with shutoff template (18) through U-shaped hoop (19) in the outside.
4. The utility model provides a festival segmentation removal centre form and support of utility tunnel of claim 1, its characterized in that: the plurality of segment type movable internal molds which are arranged along the length direction of the support walking track (10) are connected with the frame-shaped support (3) of the support through a support connecting plate (24).
5. The utility model provides a festival segmentation removal centre form and support of utility tunnel of claim 1, its characterized in that: and edge protection angle steels (23) are arranged on the side edges of the inner template (1).
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| CN201810615241.5A CN108951699B (en) | 2018-06-14 | 2018-06-14 | Festival segmentation removal centre form and support of utility tunnel |
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| CN201810615241.5A CN108951699B (en) | 2018-06-14 | 2018-06-14 | Festival segmentation removal centre form and support of utility tunnel |
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| CN108951699B true CN108951699B (en) | 2021-09-21 |
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| CN109914476A (en) * | 2019-03-27 | 2019-06-21 | 中建五局第三建设有限公司 | A kind of construction technology of cast-in-place city integrated piping lane |
| CN115419108B (en) * | 2022-09-20 | 2024-02-02 | 中交第三航务工程局有限公司 | Assembling method of assembled superposed pipe gallery |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103696439A (en) * | 2013-11-29 | 2014-04-02 | 中交第二航务工程局有限公司 | Immersed tube pouring method |
| CN107142960A (en) * | 2017-05-16 | 2017-09-08 | 中国建筑第六工程局有限公司 | A kind of city piping lane construction method |
| CN107460889A (en) * | 2017-09-20 | 2017-12-12 | 中铁四局集团有限公司 | Integral movable type rack template and its construction method in underground pipe gallery construction |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105908777B (en) * | 2016-05-04 | 2018-01-02 | 东北大学 | A kind of pipe gallery sliding mould and its application method |
| CN107119715B (en) * | 2017-04-28 | 2019-01-22 | 东北大学 | A kind of application method of pipe gallery entirety mould bases |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103696439A (en) * | 2013-11-29 | 2014-04-02 | 中交第二航务工程局有限公司 | Immersed tube pouring method |
| CN107142960A (en) * | 2017-05-16 | 2017-09-08 | 中国建筑第六工程局有限公司 | A kind of city piping lane construction method |
| CN107460889A (en) * | 2017-09-20 | 2017-12-12 | 中铁四局集团有限公司 | Integral movable type rack template and its construction method in underground pipe gallery construction |
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