CN105971018A - Tubular-cross-section urban underground comprehensive pipe gallery formed by steel corrugated plates - Google Patents
Tubular-cross-section urban underground comprehensive pipe gallery formed by steel corrugated plates Download PDFInfo
- Publication number
- CN105971018A CN105971018A CN201610571026.0A CN201610571026A CN105971018A CN 105971018 A CN105971018 A CN 105971018A CN 201610571026 A CN201610571026 A CN 201610571026A CN 105971018 A CN105971018 A CN 105971018A
- Authority
- CN
- China
- Prior art keywords
- pipe gallery
- piping lane
- steel corrugated
- partition wall
- urban underground
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
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
- E02D29/045—Underground structures, e.g. tunnels or galleries, built in the open air or by methods involving disturbance of the ground surface all along the location line; Methods of making them
-
- 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
Abstract
The invention discloses a tubular-cross-section urban underground comprehensive pipe gallery formed by steel corrugated plates. The pipe gallery comprises a pipe gallery body formed by the steel corrugated plates in a surrounding mode. The cross section of the pipe gallery body is tubular. A pipe gallery foundation structure is arranged at the bottom of the inner side of the pipe gallery body. Inner partition structures arranged in the longitudinal direction of the pipe gallery body is arranged in the pipe gallery body. The interior of the pipe gallery body is divided by the inner partition structures into a plurality of sealed chambers isolated from one another. The chambers are internally provided with support structures for erecting an underground pipeline. By means of the pipe gallery, the problems that in the prior art, weight is large, construction speed is low and construction cost is high are solved, and the aims of being light in weight, high in construction speed and low in construction cost are achieved; the interior of the pipe gallery is divided by the inner partition structures in the pipe gallery into the sealed chambers isolated from one another, water pipelines, heat pipelines and electricity pipelines are laid in a partitioned mode, laying and managing are convenient, and meanwhile safety is improved.
Description
Technical field
The present invention relates to Urban Underground facility technology field, particularly relate to a kind of tubular cross section Steel Corrugated Pipes for Making plate city
City's underground pipe gallery.
Background technology
Jiang Shui that pipe gallery refers to build at Urban Underground, heat, combustion gas, electric power, the municipal public use pipeline such as communication
Concentration is laid in structures, the pubilc utility tunnel space implement unified planning, designing, construct and managing.
Pipe gallery can realize once excavating, and concentrates construction, it is to avoid same section is repeated construction, repeated excavation.Existing
Piping lane generally uses reinforced concrete structure, but traditional reinforced concrete structure weight is big, speed of application slow,
Ensure that load intensity must increase the thickness of concrete and the density of reinforcing bar and diameter, thus improve cost, very
The difficult needs adapting to modern municipal construction.
Thus, the present inventor relies on experience and the practice being engaged in relevant industries for many years, proposes a kind of tubular cross section
Steel Corrugated Pipes for Making plate Urban Underground pipe gallery, to overcome the defect of prior art.
Summary of the invention
It is an object of the invention to provide a kind of tubular cross section Steel Corrugated Pipes for Making plate Urban Underground pipe gallery, overcome
Present in prior art, weight is big, speed of application slow, high cost problem, it is achieved that lightweight, construction speed
The purpose that degree is fast, cost is low.
Another object of the present invention is to provide a kind of tubular cross section Steel Corrugated Pipes for Making plate Urban Underground pipe gallery,
Piping lane inner space is divided into multiple bin sealing against each other isolation by its internal internal partition wall structure arranged, will
Water, heat, electric line carry out subregion laying, it is simple to improve safety while laying and managing.
The object of the present invention is achieved like this, a kind of tubular cross section Steel Corrugated Pipes for Making plate Urban Underground integrated pipe
Corridor, described tubular cross section Steel Corrugated Pipes for Making plate Urban Underground pipe gallery includes being enclosed by Steel Corrugated Pipes for Making plate setting and constitutes
Piping lane main body, the cross section of described piping lane main body is tubular, and the inside bottom of described piping lane main body is provided with piping lane
Base structure, is provided with the longitudinally disposed internal partition wall structure along described piping lane main body in described piping lane main body, described
The inside of described piping lane main body is divided into multiple bin sealing against each other isolation, multiple described storehouses by internal partition wall structure
Room is provided with the supporting structure setting up underground utilities.
In a better embodiment of the present invention, described internal partition wall structure includes that multiple parallel interval is vertically arranged
Internal partition wall structure pilaster, be sealedly connected with internal partition wall structure between adjacent two described internal partition wall structure pilaster
Plate.
In a better embodiment of the present invention, described supporting structure includes in described internal partition wall structure pilaster solid
The cable bearer of fixed mounting, described supporting structure also includes the fixing pipeline set up in described internal partition wall structure pilaster
The pipeline elevator arranged on the inwall of support and described piping lane main body, described support of pipelines is provided with multiple parallel
Spaced conduit saddle, described supporting structure also includes that be arranged in described piping lane base structure, multiple parallel
Spaced Support bracket.
In a better embodiment of the present invention, the surfaces externally and internally of described piping lane main body is coated with anti-corrosion material
Layer, the preserving timber bed of material of the inner surface of described piping lane main body is also coated with fireproof material layer, and described internal partition wall is tied
The two sides of structure are coated with fireproof material layer.
In a better embodiment of the present invention, described piping lane base structure is reinforced concrete structure, described
It is provided with gutter in piping lane base structure.
In a better embodiment of the present invention, described piping lane base structure is fixedly installed and multiple wears downwards
The bottom crossing described piping lane main body and the anchor pole being inserted in ground.
In a better embodiment of the present invention, the cross section of described piping lane main body is pipeline overhead lifting shape, described piping lane
Main body is sealed by the corrugated cardboard sheet of multiple arcs and is spliced to form.
In a better embodiment of the present invention, multiple described corrugated cardboard sheets are connected by high-strength bolt.
In a better embodiment of the present invention, described internal partition wall structure is by described tubular cross section Steel Corrugated Pipes for Making
The inside of plate Urban Underground pipe gallery is divided into three bins sealing against each other isolation, and three bins are respectively water
Hot storehouse, electricity storehouse and combustion gas storehouse.
In a better embodiment of the present invention, described internal partition wall structure is by described tubular cross section Steel Corrugated Pipes for Making
The inside of plate Urban Underground pipe gallery is divided into two bins sealing against each other isolation, and two bins are respectively water
Hot storehouse and electricity storehouse.
From the above mentioned, a kind of tubular cross section Steel Corrugated Pipes for Making plate Urban Underground pipe gallery that the present invention provides, adopt
Be spliced with Steel Corrugated Pipes for Making plate, Steel Corrugated Pipes for Making plate have dead load light, can be with prefabrication, freight
Low, on-the-spot carry out the advantages such as modular splicing, it is possible to reduce difficulty of construction, shorten construction period, reduce cost
Low and bigger car load can be born, it is suitable for the extensive application of Urban Underground pipe gallery；Tubular cross section
Steel Corrugated Pipes for Making plate Urban Underground pipe gallery arranges internal partition wall structure, multiple the closeest by being divided into inside piping lane
Insulate from bin, Jiang Shui, heat, electric line carry out subregion laying, it is simple to while laying and managing improve peace
Quan Xing；The bottom of tubular cross section Steel Corrugated Pipes for Making plate Urban Underground pipe gallery arranges reinforced concrete foundation conduct
Walkway board, bracket basis, and anti-floating counterweight can be doubled as.
Accompanying drawing explanation
The following drawings is only intended to, in schematically illustrating the present invention and explaining, not delimit the scope of the invention.
Wherein:
Fig. 1: for the structural representation of the tubular cross section Steel Corrugated Pipes for Making plate Urban Underground pipe gallery of the present invention.
Fig. 2: for the structural representation of the internal partition wall structure of the present invention.
Fig. 3: for the corrugated cardboard sheet connection diagram of the present invention.
In figure:
100, tubular cross section Steel Corrugated Pipes for Making plate Urban Underground pipe gallery；
1, piping lane base structure；
11, gutter；12, anchor pole；
2, piping lane main body；
21, corrugated cardboard sheet；22, high-strength bolt；
3, internal partition wall structure；
31, internal partition wall structure pilaster；32, internal partition wall structure plate；
4, supporting structure；
41, cable bearer；42, support of pipelines；421, conduit saddle；43, pipeline elevator；44, Support bracket；
51, hydro-thermal storehouse；52, electricity storehouse；
61, electric power and communication cable；62, piping lane illumination and communication line；63, water-feeding drainaging line；64, in
Water pipeline；65, heating pipeline；66, sewer line.
Detailed description of the invention
In order to the technical characteristic of the present invention, purpose and effect are more clearly understood from, now comparison accompanying drawing explanation
The detailed description of the invention of the present invention.
As it is shown in figure 1, a kind of tubular cross section Steel Corrugated Pipes for Making plate Urban Underground pipe gallery that the present invention provides
100, set, including being enclosed by Steel Corrugated Pipes for Making plate, the piping lane main body 2 constituted, the cross section of piping lane main body 2 is tubular,
In present embodiment, the cross section of piping lane main body 2 is the pipeline overhead lifting shape being made up of four heart circles or five hearts circle, piping lane master
The inside bottom of body 2 is provided with piping lane base structure 1, and piping lane main body 2 is internally provided with indulging along piping lane main body 2
To the internal partition wall structure 3 arranged, the inside of piping lane main body 2 is divided into multiple sealing against each other by internal partition wall structure 3
The bin of isolation, is provided with the supporting structure 4 setting up underground utilities in multiple bins, underground utilities generally comprise
Electric power and communication cable 61, piping lane illumination and communication line 62, water-feeding drainaging line 63, middle water line 64, heat
Solenoid line 65, sewer line 66, burning line, the type of underground utilities and position can be according to the actual feelings of engineering
Condition is adjusted.Piping lane main body 2 lightweight, speed of application block, cost are low, can bear bigger vehicle
Load, internal partition wall structure 3 by the internal zone dividing of tubular cross section Steel Corrugated Pipes for Making plate Urban Underground pipe gallery 100,
Jiang Shui, heat, electric line carry out subregion laying, it is simple to lay and manage.
Further, as in figure 2 it is shown, internal partition wall structure 3 includes the internal partition wall knot that multiple parallel interval is vertically arranged
Structure pilaster 31, is sealedly connected with internal partition wall structure plate 32 between adjacent two internal partition wall structure pilaster 31.In every
Wall construction plate 32 can use the material such as Light trabs or steel plate rock wool sandwich type wall panel.Internal partition wall structure pilaster
31 are subject to internal partition wall structure plate 32 weight and ensure the primary structure member that internal partition wall structure plate 32 does not falls, internal partition wall
Structural stud 31 parallel interval is vertically arranged, and internal partition wall structure plate 32 is embedded in adjacent two internal partition wall structure walls
Between post 31, it is necessary to assure be completely embedded, to guarantee the fire-proof function with internal partition wall structure 3.
Further, as it is shown in figure 1, supporting structure 4 includes the electricity of fixing mounting in internal partition wall structure pilaster 31
Cable support 41, cable bearer 41 quantity is multiple, is used for supporting electric power and communication cable 61；Supporting structure 4
Also include arranging on the inwall of the fixing support of pipelines 42 set up and piping lane main body 2 in internal partition wall structure pilaster 31
Pipeline elevator 43, support of pipelines 42, pipeline elevator 43 can be single layer structure can also be multiple structure,
Concrete structure determines according to actually used demand.The pipe that multiple parallel interval is arranged it is provided with on support of pipelines 42
Torr 421, conduit saddle 421 is fixedly installed heating pipeline 65, and pipeline elevator 43 higher slice is fixed with piping lane illumination
And communication line 62, water-feeding drainaging line 63, middle water line 64, support of pipelines 42, pipeline elevator 43 can roots
Position and size according to pipeline are adjusted.Supporting structure 4 also include being arranged in piping lane base structure 1,
The Support bracket 44 that multiple parallel interval are arranged, Support bracket 44 is fixed with sewer line 66.Each support is tied
Underground utilities type fixing on structure can be adjusted according to engineering is actual.Each supporting structure can use hot rolling
Shaped steel, welding shaped steel make.
Further, the surfaces externally and internally of piping lane main body 2 is coated with the preserving timber bed of material, the inner surface of piping lane main body 2
The preserving timber bed of material on be also coated with fireproof material layer, the two sides of internal partition wall structure 3 are coated with fire proofing material
Layer, effective fire retardant anticorrosion, improve the service life of piping lane main body 2.
Further, as it is shown in figure 1, piping lane base structure 1 is reinforced concrete structure, piping lane base structure 1
As the walkway board within piping lane, also it is the soleplate of supporting structure 4, also serves as the anti-floating counterweight of piping lane simultaneously；
Being provided with gutter 11 in piping lane base structure 1, position and the size in gutter 11 can be according to the actual requirements
It is adjusted.
Further, as it is shown in figure 1, when piping lane base structure 1 counterweight is unsatisfactory for anti-floating requirement, piping lane basis
Structure 1 is fixedly installed multiple bottom being passed down through piping lane main body 2 and the anchor pole 12 being inserted in ground.
The Main Function of anchor pole 12 is resistant to buoyancy, and the type and size of anchor pole 12 determine with soil property situation by calculating.
Further, as it is shown on figure 3, piping lane main body 2 is sealed sequential concatenation by the corrugated cardboard sheet 21 of multiple arcs
Constitute.The corrugated cardboard sheet 21 of the arc that multiple length are identical is first spliced to form pipe arcuate segment, each pipe arcuate segment edge
Length direction order is tightly connected composition piping lane main body 2.In the present embodiment, the surrounding of each corrugated cardboard sheet 21
Edge is provided with splicing hole (connecting hole), and multiple corrugated cardboard sheets 21 are connected by high-strength bolt 22.Corrugated plating
The junction of sheet 21 uses encapsulant to seal, in order to ensure use quality and the time of use of piping lane main body 2.
Further, in one particular embodiment of the present invention, internal partition wall structure 3 is by tubular cross section steel ripple
The inside of card Urban Underground pipe gallery 100 is divided into three bins sealing against each other isolation, and three bins divide
Wei hydro-thermal storehouse, electricity storehouse and combustion gas storehouse.Hydro-thermal storehouse can be laid piping lane illumination and communication line 62, supplying drainage
Line 63, middle water line 64, sewer line 66, heating pipeline 65, laying electric power and communication cable 61 in electricity storehouse,
Combustion gas storehouse is laid burning line.Pipeline type and position in each bin are adjusted according to requirement of engineering.
Further, as it is shown in figure 1, in another specific embodiment of the present invention, internal partition wall structure 3 will pipe
The inside of shape cross section steel corrugated plating Urban Underground pipe gallery 100 is divided into two storehouses sealing against each other isolation
Room, two bins are respectively hydro-thermal storehouse 51 and electricity storehouse 52.Hydro-thermal storehouse 51 can be laid piping lane illumination and communication tube
Line 62, water-feeding drainaging line 63, middle water line 64, heating pipeline 65, sewer line 66, electricity storehouse 52 middle berth
If electric power and communication cable 61.Pipeline type and position in each bin are adjusted according to requirement of engineering.
From the above mentioned, a kind of tubular cross section Steel Corrugated Pipes for Making plate Urban Underground pipe gallery that the present invention provides, adopt
Be spliced with Steel Corrugated Pipes for Making plate, Steel Corrugated Pipes for Making plate have dead load light, can be with prefabrication, freight
Low, on-the-spot carry out the advantages such as modular splicing, it is possible to reduce difficulty of construction, shorten construction period, reduce cost
Low and bigger car load can be born, it is suitable for the extensive application of Urban Underground pipe gallery；Tubular cross section
Steel Corrugated Pipes for Making plate Urban Underground pipe gallery arranges internal partition wall structure, multiple the closeest by being divided into inside piping lane
Insulate from bin, Jiang Shui, heat, electric line carry out subregion laying, it is simple to while laying and managing improve peace
Quan Xing；The bottom of tubular cross section Steel Corrugated Pipes for Making plate Urban Underground pipe gallery arranges reinforced concrete foundation conduct
Walkway board, bracket basis, and anti-floating counterweight can be doubled as.
The foregoing is only the schematic detailed description of the invention of the present invention, be not limited to the scope of the present invention.
Any those skilled in the art, equivalent done on the premise of without departing from the design of the present invention and principle becomes
Change and amendment, the scope of protection of the invention all should be belonged to.
Claims (10)
1. a tubular cross section Steel Corrugated Pipes for Making plate Urban Underground pipe gallery, it is characterised in that: described tubular
Cross section steel corrugated plating Urban Underground pipe gallery includes being enclosed by Steel Corrugated Pipes for Making plate setting the piping lane main body constituted, institute
The cross section stating piping lane main body is tubular, and the inside bottom of described piping lane main body is provided with piping lane base structure, institute
Being provided with the longitudinally disposed internal partition wall structure along described piping lane main body in stating piping lane main body, described internal partition wall structure will
The inside of described piping lane main body is divided into multiple bin sealing against each other isolation, is provided with frame in multiple described bins
If the supporting structure of underground utilities.
2. tubular cross section Steel Corrugated Pipes for Making plate Urban Underground pipe gallery as claimed in claim 1, its feature
It is: described internal partition wall structure includes the internal partition wall structure pilaster that multiple parallel interval is vertically arranged, adjacent two
It is sealedly connected with internal partition wall structure plate between described internal partition wall structure pilaster.
3. tubular cross section Steel Corrugated Pipes for Making plate Urban Underground pipe gallery as claimed in claim 2, its feature
It is: described supporting structure includes the cable bearer of fixing mounting, described support in described internal partition wall structure pilaster
Structure also includes the fixing support of pipelines set up and the inwall of described piping lane main body in described internal partition wall structure pilaster
The pipeline elevator of upper setting, described support of pipelines is provided with the conduit saddle that multiple parallel interval is arranged, described support
Structure also includes being arranged in described piping lane base structure, the Support bracket of multiple parallel interval setting.
4. tubular cross section Steel Corrugated Pipes for Making plate Urban Underground pipe gallery as claimed in claim 2, its feature
It is: the surfaces externally and internally of described piping lane main body is coated with the preserving timber bed of material, the inner surface of described piping lane main body
Being also coated with fireproof material layer on the preserving timber bed of material, the two sides of described internal partition wall structure are coated with fire proofing material
Layer.
5. tubular cross section Steel Corrugated Pipes for Making plate Urban Underground pipe gallery as claimed in claim 1, its feature
It is: described piping lane base structure is reinforced concrete structure, described piping lane base structure is provided with gutter.
6. the tubular cross section Steel Corrugated Pipes for Making plate Urban Underground pipe gallery as described in claim 1 or 5, its
Be characterised by: described piping lane base structure is fixedly installed multiple be passed down through described piping lane main body bottom,
And the anchor pole being inserted in ground.
7. tubular cross section Steel Corrugated Pipes for Making plate Urban Underground pipe gallery as claimed in claim 1, its feature
Being: the cross section of described piping lane main body is pipeline overhead lifting shape, described piping lane main body is close by the corrugated cardboard sheet of multiple arcs
Envelope is spliced to form.
8. tubular cross section Steel Corrugated Pipes for Making plate Urban Underground pipe gallery as claimed in claim 7, its feature
It is: multiple described corrugated cardboard sheets are connected by high-strength bolt.
9. tubular cross section Steel Corrugated Pipes for Making plate Urban Underground pipe gallery as claimed in claim 1 or 2, its
It is characterised by: described internal partition wall structure is by described tubular cross section Steel Corrugated Pipes for Making plate Urban Underground pipe gallery
Part is divided into three bins sealing against each other isolation, and three bins are respectively hydro-thermal storehouse, electricity storehouse and combustion gas storehouse.
10. tubular cross section Steel Corrugated Pipes for Making plate Urban Underground pipe gallery as claimed in claim 1 or 2, its
It is characterised by: described internal partition wall structure is by described tubular cross section Steel Corrugated Pipes for Making plate Urban Underground pipe gallery
Part is divided into two bins sealing against each other isolation, and two bins are respectively hydro-thermal storehouse and electricity storehouse.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610571026.0A CN105971018A (en) | 2016-07-19 | 2016-07-19 | Tubular-cross-section urban underground comprehensive pipe gallery formed by steel corrugated plates |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610571026.0A CN105971018A (en) | 2016-07-19 | 2016-07-19 | Tubular-cross-section urban underground comprehensive pipe gallery formed by steel corrugated plates |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105971018A true CN105971018A (en) | 2016-09-28 |
Family
ID=56953070
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610571026.0A Pending CN105971018A (en) | 2016-07-19 | 2016-07-19 | Tubular-cross-section urban underground comprehensive pipe gallery formed by steel corrugated plates |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105971018A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106245682A (en) * | 2016-09-30 | 2016-12-21 | 中冶京诚工程技术有限公司 | Sewage accesses the inspection shaft structure of pipe gallery |
| CN106400839A (en) * | 2016-12-02 | 2017-02-15 | 中冶京诚工程技术有限公司 | Natural gas bin of comprehensive pipe gallery |
| CN106703074A (en) * | 2016-12-06 | 2017-05-24 | 中冶京诚工程技术有限公司 | Steel underground culvert pipe with anticorrosive layer and underground comprehensive pipe rack |
| CN107153243A (en) * | 2017-07-12 | 2017-09-12 | 悉地（苏州）勘察设计顾问有限公司 | The installation supporting structure of optical cable in piping lane |
| CN107152034A (en) * | 2017-06-02 | 2017-09-12 | 中交四航工程研究院有限公司 | A kind of pipe gallery and its construction method |
| CN107575264A (en) * | 2017-10-13 | 2018-01-12 | 北京工业大学 | A kind of composite material corrugated slab supporting waterproof and water drainage system |
| CN107893911A (en) * | 2017-10-30 | 2018-04-10 | 广州地铁设计研究院有限公司 | The booster monitoring system of feed pipe |
| CN110607804A (en) * | 2018-06-14 | 2019-12-24 | 中冶京诚工程技术有限公司 | Underground comprehensive pipe gallery |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106245682A (en) * | 2016-09-30 | 2016-12-21 | 中冶京诚工程技术有限公司 | Sewage accesses the inspection shaft structure of pipe gallery |
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| CN106400839A (en) * | 2016-12-02 | 2017-02-15 | 中冶京诚工程技术有限公司 | Natural gas bin of comprehensive pipe gallery |
| CN106703074A (en) * | 2016-12-06 | 2017-05-24 | 中冶京诚工程技术有限公司 | Steel underground culvert pipe with anticorrosive layer and underground comprehensive pipe rack |
| CN107152034A (en) * | 2017-06-02 | 2017-09-12 | 中交四航工程研究院有限公司 | A kind of pipe gallery and its construction method |
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| CN107153243A (en) * | 2017-07-12 | 2017-09-12 | 悉地（苏州）勘察设计顾问有限公司 | The installation supporting structure of optical cable in piping lane |
| CN107575264A (en) * | 2017-10-13 | 2018-01-12 | 北京工业大学 | A kind of composite material corrugated slab supporting waterproof and water drainage system |
| CN107893911A (en) * | 2017-10-30 | 2018-04-10 | 广州地铁设计研究院有限公司 | The booster monitoring system of feed pipe |
| CN110607804A (en) * | 2018-06-14 | 2019-12-24 | 中冶京诚工程技术有限公司 | Underground comprehensive pipe gallery |
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Application publication date: 20160928 |
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