CN206408643U - A kind of three circular cross section Urban Underground Complexes - Google Patents

Abstract

The utility model provides a kind of three circular cross sections Urban Underground Complex, mainly includes lower floor's station wagon dedicated bay, upper strata station wagon dedicated bay, lower floor's traffic emergent evacuation cabin, people's row cabin, bilge tank, regeneration water tank, rainwater cabin, water tank, pipe gallery cabin.The beneficial effects of the utility model are to plan as a whole all kinds of municipal pipeline planning, build and manage, the problems such as solving repeatedly excavated pavement, intensive built on stilts gauze, pipeline Frequent Accidents, be conducive to ensureing urban safety, improve city function, beautifying city landscape, promote the intensive efficient and Transformation Development in city, be conducive to improving urban carrying capacity and urbanization quality, be conducive to the effective investment of increase public product, pull social capital input, make the new power of economic development.

Description

A kind of three circular cross section Urban Underground Complexes

Technical field

The utility model belongs to Impacts Evaluation of Urban Tunnel engineering field and urban operating mechanism technical field, more particularly to one kind three Circular cross section Urban Underground Complex.

Background technology

Current urban transportation builds like a raging fire, as country is pushed further into pipe gallery, sponge Urban strategy, China Big and medium-sized cities will start the new round climax of underground engineering construction, and due to the scarcity of the underground space, to collection, " Urban Underground is comprehensive The demand of the Urban Underground Complex in conjunction piping lane, Urban Underground expressway, urban underground construction space " is huge.

The exploitation and construction of Japan and the American-European underground space maintain the leading position, and advocate at first and propose underground city and city The synthesization of city's underground space and three-dimensional utility strategies, nineteen ninety propose Tokyo Declaration：The Devoting Major Efforts To Developing underground space, starts people Class new cave period, International Tunnelling Association in 2010 expands to tunnel and underground space association and declared：21 century is underground The century in space.

To mark international metropolis, become extensive style, stand large flat bread urban development pattern into intensive, solid mode, to underground Want space；Break through urban land, air, water source, per capita greenery patches, the constraint of the resource environment such as city space, the energy, environment total amount； Not enough sea, greening, real estate finance transition, old town are seen to traffic congestion, air dirt, noise pollution, visual pollution, city The urban disease that vigor decline etc. causes life carries out comprehensive improvement；Change made in China cultivates height leading in the world into Created in China Hold industry cluster.

Cities of Foreign Countries underground space development is with a long history, combines commercial facility with Large Underground transport hub more and stops Parking lot, a variety of traffic forms of appearance are presented in the underground space synthesis type of one.In the world, Japan and America and Europe are empty in underground Between exploitation and construction maintain the leading position, advocate at first and propose underground city and synthesization and the solid of urban underground space Change utility strategies.Totally see, include multiple transportation modes or a variety of functions underground space synthesis it is many national when have It is existing, there is not yet collection " Urban Underground pipe gallery, Urban Underground expressway, urban underground construction space " Urban Underground is integrated Body type.Therefore, in the urgent need to exploitation underground space synthesis, national green building and the strategy of sustainable development are adapted to.

Utility model content

The purpose of this utility model is the worldwide city for solving " traffic congestion, sponge city, pipe gallery " integration City's development problem, saving construction investment and the green ecological ideal city offer skill for making " on the ground, thing and car are in underground by people " Art scheme.

To achieve these goals, the technical solution adopted in the utility model is：

A kind of three circular cross section Urban Underground Complexes, as shown in figure 1, its composition includes three circular cross section concrete-shells Body, load-bearing ddividing wall and cavity；The cross section of the three circular cross sections concrete shell is three circular, and three circle is three Side by side, the center of circle is highly identical for the equal circle of diameter, and adjacent circle intersects, and two public strings are equal, and public string is the 0.7 of circular diameter ~ 0.9 times, and outermost two justifies non-intersect；In three circular cross section concrete shell external priorities, antiseepage protective layer is set；In three circles Shape section concrete shell cross section vertical axis arranges vertical load-bearing ddividing wall, and three circular cross section concrete shells are separated into Two symmetrical cavitys；The space layout of two cavitys is using vertical load-bearing ddividing wall as axial symmetry；In the cavity from the bottom to top Lower floor's traffic bearing soleplate, lower floor's traffic bearing soleplate, pipe gallery bearing soleplate are set respectively；The three circular cross sections coagulation Soil cursting body, vertical load-bearing ddividing wall, lower floor's traffic bearing soleplate, lower floor's traffic bearing soleplate, pipe gallery bearing soleplate are constituted Transverse and longitudinal is interlocked, three circular cancelled structures of spatial cooperation stress；

Described lower floor's traffic bearing soleplate one end is connected with three circular cross section concrete shells, the other end and vertical load-bearing point Wall is cut to be connected；

Lower floor's traffic bearing soleplate, pipe gallery bearing soleplate two ends respectively with three circular cross section concrete shells and Vertical load-bearing ddividing wall connection；

Cavity is divided into four by lower floor's traffic bearing soleplate, lower floor's traffic bearing soleplate and pipe gallery bearing soleplate Layer, be followed successively by from the bottom to top first layer, the second layer, third layer, the 4th layer；The first layer is sponge city special layer, second Layer and third layer are underground traffic special layer, and the 4th layer is pipe gallery special layer.

Lower floor's traffic bearing soleplate and three circular cross section concrete shell junctions preferentially use housing pier, and lower floor hands over Pier is preferentially handed over using circle in logical bearing soleplate and three circular cross section concrete shells two circle intersection.

The first layer middle circle is divided into two cabins by vertical load-bearing ddividing wall, and the circle of remaining both sides is preferably arranged to One cabin, two cabins of middle circle are preferentially set to bilge tank, regeneration water tank respectively, and the preferential of remaining both sides is set to rainwater Cabin, water tank, each cabin of first layer use water-proof concrete；The bilge tank, regeneration water tank, respective tube is set respectively in water tank Road；Storm sewer can be set in the rainwater cabin, or regard rainwater cabin nacelle as storm sewer；

The second layer sets 4 cabins, Liang Ge lower floors station wagon dedicated bay and Liang Ge lower floors traffic emergent evacuation cabin, two Individual lower floor's station wagon dedicated bay is located at the both sides of vertical load-bearing ddividing wall respectively, in the outer of Liang Ge lower floors station wagon dedicated bay Side sets lower floor's traffic emergent evacuation cabin respectively, using peace between lower floor's station wagon dedicated bay and lower floor's traffic emergent evacuation cabin Full divider wall isolation, security isolation sets some safety doors within the walls, and security isolation wall and its safety door are respectively provided with fire-proof function；

The third layer sets a cabin, two upper strata station wagon dedicated bays and two people's row cabins, two small-sized visitors in upper strata Car dedicated bay is located at the both sides of vertical load-bearing ddividing wall respectively, and people is set respectively in the outside of two upper strata station wagon dedicated bays Row cabin, is isolated between upper strata station wagon dedicated bay and two people's row cabins using security isolation wall, if security isolation is set within the walls Dry safety door, security isolation wall and its safety door are respectively provided with fire-proof function；

2 ~ 3 cabins are preferentially set in described 4th layer each circle, as pipe gallery cabin, between adjacent pipe gallery cabin Pipe gallery partition wall is set；

Lower floor's station wagon dedicated bay, the vertical load-bearing ddividing wall in both sides of upper strata station wagon dedicated bay and safety every Bottom from wall is respectively provided with continuous anti-collision wall；

The vertical load-bearing ddividing wall of the second layer and third layer preferentially use subsection setup, cross section as shown in Figure 1, Along the direction in the trend at hole, i.e. tunnel, preferentially set conveniently detachable in the range of 1000 meters ~ 3000 meters of the direction along tunnel Vertical load-bearing ddividing wall；

The bilge tank, regeneration water tank, rainwater cabin, water tank respectively set multiple escape ways for leading directly to ground, And water door is respectively provided with escape way；Lower floor's traffic emergent evacuation cabin, people's row cabin, which are respectively provided with, multiple leads directly to ground Communication passage, and multiple communication passages are set between lower floor's traffic emergent evacuation cabin and people's row cabin；The pipe gallery cabin is equal Multiple communication passages for leading directly to ground are set respectively.

The three circular cross sections concrete shell uses water-proof concrete, and its thickness is preferably using outside single circular shell The 5 ~ 10% of footpath, the three circular cross sections concrete shell preferentially uses assembly flow shop, and assembling seam preferentially uses the ring fissure of displacement With longitudinal fissure of displacement, and seam carry out water-proofing treatment.

The antiseepage protective layer uses cement mortar waterproof layer, coil waterproof layer, coating waterproof layer, drainage systems waterproof One or more in layer, bentonite waterproof material waterproofing layer, it is preferential using two layers and the above when using single waterproof layer Waterproof type.

Lower floor's traffic bearing soleplate, lower floor's traffic bearing soleplate, pipe gallery bearing soleplate preferentially use assembled Concrete component is assembled；Concrete component uses beam channel, tee girder, horseshoe ellbeam or box beam, preferential to use lattice flute profile Beam；Lower floor's traffic bearing soleplate, lower floor's traffic bearing soleplate, one end of pipe gallery bearing soleplate are divided with vertical load-bearing Wall connection is cut, the other end is connected with three circular cross section concrete shells.

The cross section of the housing pier is right-angled trapezium, as shown in figure 3, its composition includes narrow end pier base, wide end pier top Face, pier body are faced directly, pier body installs inclined-plane, and the top of housing pier is wide end pier top face, and bottom is narrow end pier base, wide end pier top face Width is 2 ~ 3 times of narrow end pier base width；The housing pier preferentially uses prefabricated assembled concrete structure.

The lattice beam channel, as shown in Fig. 2 its composition includes web, flange plate, circumferential rib, class rectangle cavity, groove Shape plate connecting bolt, sets some circumferential ribs between two webs, and circumferential rib is preferentially uniformly distributed, and the height of circumferential rib is less than abdomen The height of plate, and circumferential rib top and flange plate integrated connection；Class rectangle cavity is opened up on circumferential rib, cavity is rectangle, and The corner of rectangle uses arc transition；Two lattice beam channel adjacent webs are connected using trough plate connecting bolt.

When pipe gallery cabin is as natural gas cabin, natural gas blast resistance construction layer, natural gas blast resistance construction layer are preferentially set up Concrete structure preferentially is used, and preferentially adds fiber, fiber preferentially uses carbon fiber, steel fibre, glass fibre and polypropylene Fiber.

The anti-collision wall preferentially uses prefabricated assembled assembly.

The beneficial effects of the utility model are to plan as a whole all kinds of municipal pipeline planning, build and manage, and road is excavated in solution repeatedly The problems such as face, intensive built on stilts gauze, pipeline Frequent Accidents, be conducive to ensureing urban safety, improve city function, beautifying city scape See, promote the intensive efficient and Transformation Development in city, be conducive to improving urban carrying capacity and urbanization quality, favorably In increase public product effective investment, pulling social capital input, make the new power of economic development.Become extensive style, stand large flat bread city City's development model is intensive, solid mode, and space is wanted to underground；Break through urban land, air, water source, per capita greenery patches, city The resource environment such as city space, the energy, environment total amount is constrained；To traffic congestion, air dirt, noise pollution, visual pollution, city See sea, greening is not enough, real estate finance transition, old town vigor decline etc. causes the urban disease progress comprehensive improvement of life；Become Made in China is Created in China, cultivates high-end industry cluster leading in the world.

Brief description of the drawings

Three circular cross section Urban Underground Complexes in the utility model are described further below in conjunction with the accompanying drawings：

Fig. 1 is the circular cross section Urban Underground Complex schematic cross-sectional view of the utility model three；

Fig. 2 is lattice beam channel schematic cross-sectional view；

Fig. 3 is housing pier schematic cross-sectional view.

In figure：1 is lower floor's station wagon dedicated bay；2 be upper strata station wagon dedicated bay；3 be lower floor's traffic emergent evacuation Cabin；4 be people's row cabin；5 be bilge tank；6 be regeneration water tank；7 be rainwater cabin；8 be water tank, and 9 be pipe gallery cabin；10 be three circular Section concrete shell；11 be antiseepage protective layer；12 be vertical load-bearing ddividing wall；13 be lower floor's traffic bearing soleplate；Under 14 are Layer traffic bearing soleplate；15 be pipe gallery bearing soleplate；16 be security isolation wall；17 hand over pier for circle；18 be pipe gallery every Wall；19 be housing pier；13-1 is web；13-2 is flange plate；13-3 is circumferential rib；13-4 is class rectangle cavity；13-5 is groove Shape plate connecting bolt；19-1 is narrow end pier base；19-2 is wide end pier top face；19-3 is that pier body is faced directly；19-4 installs for pier body Inclined-plane.

Embodiment

In order to further illustrate the utility model, below in conjunction with the accompanying drawings and embodiment is retouched in detail to the utility model State, but they can not be interpreted as to the restriction to the utility model protection domain.

A kind of three circular cross section Urban Underground Complexes, as shown in figure 1, its composition includes three circular cross section concrete shells 10th, load-bearing ddividing wall 12 and cavity；The cross section of the three circular cross sections concrete shell 10 is three circular, in three circular cross sections The external priority of concrete shell 10 sets antiseepage protective layer 11；In the cross section vertical axis cloth of three circular cross section concrete shell 10 Vertical load-bearing ddividing wall 12 is put, three circular cross section concrete shells 10 are separated into two symmetrical cavitys；The sky of two cavitys Between to be laid out with vertical load-bearing ddividing wall 12 be axial symmetry；Lower floor's traffic bearing soleplate is set respectively from the bottom to top in the cavity 13rd, lower floor's traffic bearing soleplate 14, pipe gallery bearing soleplate 15；The three circular cross sections concrete shell 10, vertical load-bearing Ddividing wall 12, lower floor's traffic bearing soleplate 13, lower floor's traffic bearing soleplate 14, pipe gallery bearing soleplate 15 constitute transverse and longitudinal and handed over The circular cancelled structure of the three of wrong, spatial cooperation stress；

Described one end of lower floor's traffic bearing soleplate 13 is connected with three circular cross section concrete shells 10, and the other end is with vertically holding Weight ddividing wall 12 is connected；

Lower floor's traffic bearing soleplate 14, the two ends of pipe gallery bearing soleplate 15 respectively with three circular cross section concrete-shells Body 10 and vertical load-bearing ddividing wall 12 are connected；

Lower floor's traffic bearing soleplate 13, lower floor's traffic bearing soleplate 14 and pipe gallery bearing soleplate 15 divide cavity Into four layers, be followed successively by from the bottom to top first layer, the second layer, third layer, the 4th layer；The first layer is sponge city special layer, The second layer and third layer are underground traffic special layer, and the 4th layer is pipe gallery special layer.

Lower floor's traffic bearing soleplate 13 and the junction of three circular cross section concrete shell 10 preferentially use housing pier 19, Pier 17 is preferentially handed in lower floor's traffic bearing soleplate 13 and the round intersection of 10 liang of three circular cross section concrete shells using circle.

The first layer middle circle is divided into two cabins by vertical load-bearing ddividing wall 12, and the circle of remaining both sides is preferentially set Into a cabin, two cabins of middle circle are preferentially set to bilge tank 5, regeneration water tank 6 respectively, and the preferential of remaining both sides is set to rain Water tank 7, water tank 8, each cabin of first layer use water-proof concrete；The bilge tank 5, regeneration water tank 6, set respectively in water tank 8 Correspondence pipeline；Storm sewer can be set in the rainwater cabin 7, or regard the nacelle of rainwater cabin 7 as storm sewer；

The second layer sets 4 cabins, Liang Ge lower floors station wagon dedicated bay 1 and Liang Ge lower floors traffic emergent evacuation cabin 3, Liang Ge lower floors station wagon dedicated bay 1 is located at the both sides of vertical load-bearing ddividing wall 12 respectively, and in Liang Ge lower floors, station wagon is special The outside in cabin 1 sets lower floor's traffic emergent evacuation cabin 3, lower floor's station wagon dedicated bay 1 and lower floor's traffic emergent evacuation cabin 3 respectively Between isolated using security isolation wall 16, some safety doors, security isolation wall 16 and its safety door are set in security isolation wall 16 It is respectively provided with fire-proof function；

The third layer sets 4 cabins, two upper strata station wagon dedicated bays 2 and two people's row cabins 4, and two upper stratas are small-sized Car dedicated bay 2 is located at the both sides of vertical load-bearing ddividing wall 12 respectively, in the outside difference of two upper strata station wagon dedicated bays 2 People's row cabin 4 is set, isolated between upper strata station wagon dedicated bay 2 and two people's row cabins 4 using security isolation wall 16, security isolation Some safety doors are set in wall 16, and security isolation wall 16 and its safety door are respectively provided with fire-proof function；

2 ~ 3 cabins are preferentially set in described 4th layer each circle, as pipe gallery cabin 9, adjacent pipe gallery cabin 9 it Between pipe gallery partition wall 18 is set；

Lower floor's station wagon dedicated bay 1, the vertical load-bearing ddividing wall 12 in both sides of upper strata station wagon dedicated bay 2 and peace The bottom of full divider wall 16 is respectively provided with continuous anti-collision wall 20；

The vertical load-bearing ddividing wall 12 of the second layer and third layer preferentially uses subsection setup, in the direction along tunnel Conveniently detachable vertical load-bearing ddividing wall 12 is preferentially set in the range of 1000 meters ~ 3000 meters；

The bilge tank 5, regeneration water tank 6, rainwater cabin 7, water tank 8 respectively set multiple safety for leading directly to ground to lead to Water door is respectively provided with road, and escape way；Lower floor's traffic emergent evacuation cabin 3, people's row cabin 4 are respectively provided with multiple directly logical Toward the communication passage on ground, and multiple communication passages are set between lower floor's traffic emergent evacuation cabin 3 and people's row cabin 4；The synthesis Piping lane cabin 9 respectively sets multiple communication passages for leading directly to ground.

The three circular cross sections concrete shell 10 uses water-proof concrete, and its thickness is preferably using single circular shell The 5 ~ 10% of external diameter, the three circular cross sections concrete shell 10 preferentially uses assembly flow shop, and assembling seam preferentially uses ring The fissure of displacement and longitudinal fissure of displacement, and seam carries out water-proofing treatment.

The antiseepage protective layer 11 is prevented using cement mortar waterproof layer, coil waterproof layer, coating waterproof layer, drainage systems One or more in water layer, bentonite waterproof material waterproofing layer, when using single waterproof layer, it is preferential using two layers and more than Waterproof type.

Lower floor's traffic bearing soleplate 13, lower floor's traffic bearing soleplate 14, pipe gallery bearing soleplate 15 are preferentially used Assembly concrete component assembly；Concrete component uses beam channel, tee girder, horseshoe ellbeam or box beam, preferentially using lattice Formula beam channel；Lower floor's traffic bearing soleplate 13, lower floor's traffic bearing soleplate 14, pipe gallery bearing soleplate 15 one end it is equal It is connected with vertical load-bearing ddividing wall 12, the other end is connected with three circular cross section concrete shells 10.

The cross section of the housing pier 25 is right-angled trapezium, as shown in figure 3, its composition includes narrow end pier base 19-1, width End pier top face 19-2, pier body face 19-3, pier body directly and install inclined-plane 19-4, and the top of housing pier 25 is wide end pier top face 19-2, bottom Portion is narrow end pier base 19-1, and wide end pier top face 19-2 width is 2 ~ 3 times of narrow end pier base 19-1 width；The housing pier 25 It is preferential to use prefabricated assembled concrete structure.

The lattice beam channel, as shown in Fig. 2 its composition include web 13-1, flange plate 13-2, circumferential rib 13-3, Class rectangle cavity 13-4, trough plate connecting bolt 13-5, set some circumferential rib 13-3, circumferential rib between two web 13-1 13-3 is preferentially uniformly distributed, and circumferential rib 13-3 height is less than web 13-1 height, and circumferential rib 13-3 tops and flange plate 13-2 is connected；Class rectangle cavity 13-4 is opened up on circumferential rib 13-3, cavity is rectangle, and uses circular arc in the corner of rectangle Transition；Two lattice beam channel adjacent web 13-1 use the 13-5 connections of trough plate connecting bolt.

When pipe gallery cabin 9 is as natural gas cabin, natural gas blast resistance construction layer, natural gas blast resistance construction layer are preferentially set up Concrete structure preferentially is used, and preferentially adds fiber, fiber preferentially uses carbon fiber, steel fibre, glass fibre and polypropylene Fiber.

The anti-collision wall 20 preferentially uses prefabricated assembled assembly.

Described above is only preferred embodiment of the present utility model, it is noted that for the common skill of the art For art personnel, on the premise of the utility model principle is not departed from, some improvements and modifications can also be made, these improve and Retouching also should be regarded as protection domain of the present utility model.

Claims (9)

1. a kind of three circular cross sections Urban Underground Complex, it, which is constituted, includes three circular cross section concrete shells (10), load-bearing point Cut wall (12) and cavity；It is characterized in that：The cross section of the three circular cross sections concrete shell (10) is three circular, in three circles Antiseepage protective layer (11) is set outside shape section concrete shell (10)；It is perpendicular in three circular cross section concrete shell (10) cross sections Vertical load-bearing ddividing wall (12) is arranged to axis, three circular cross section concrete shells (10) are separated into two symmetrical cavitys； The space layout of two cavitys is with vertical load-bearing ddividing wall (12) for axial symmetry；Lower floor is set respectively from the bottom to top in the cavity Traffic bearing soleplate (13), lower floor's traffic bearing soleplate (14), pipe gallery bearing soleplate (15)；The three circular cross sections coagulation Soil cursting body (10), vertical load-bearing ddividing wall (12), lower floor's traffic bearing soleplate (13), lower floor's traffic bearing soleplate (14), synthesis Piping lane bearing soleplate (15) composition transverse and longitudinal is interlocked, three circular cancelled structures of spatial cooperation stress；

Described lower floor's traffic bearing soleplate (13) one end is connected with three circular cross section concrete shells (10), and the other end is with vertically holding Weight ddividing wall (12) is connected；

Lower floor's traffic bearing soleplate (14), pipe gallery bearing soleplate (15) two ends respectively with three circular cross section concrete-shells Body (10) and vertical load-bearing ddividing wall (12) connection；

Lower floor's traffic bearing soleplate (13), lower floor's traffic bearing soleplate (14) and pipe gallery bearing soleplate (15) are by cavity Be divided into four layers, be followed successively by from the bottom to top first layer, the second layer, third layer, the 4th layer；The first layer is that sponge city is special Layer, the second layer and third layer are underground traffic special layer, and the 4th layer is pipe gallery special layer；

Lower floor's traffic bearing soleplate (13) uses housing pier (19) with three circular cross section concrete shell (10) junctions, under Layer traffic bearing soleplate (13) hands over pier (17) with three circular cross section concrete shells (10) two circle intersection using circle；

The first layer middle circle is divided into two cabins by vertical load-bearing ddividing wall (12), and the circle of remaining both sides is all provided with being set to one Cabin, two cabins of middle circle are respectively set to bilge tank (5), regeneration water tank (6), and remaining both sides is set to rainwater cabin (7), water Cabin (8), each cabin of first layer uses water-proof concrete；The bilge tank (5), regeneration water tank (6), set respectively in water tank (8) Correspondence pipeline；Storm sewer can be set in the rainwater cabin (7), or regard rainwater cabin (7) nacelle as storm sewer；

The second layer sets 4 cabins, Liang Ge lower floors station wagon dedicated bay (1) and Liang Ge lower floors traffic emergent evacuation cabin (3), Liang Ge lower floors station wagon dedicated bay (1) is located at the both sides of vertical load-bearing ddividing wall (12) respectively, in Liang Ge lower floors station wagon The outside of dedicated bay (1) sets lower floor's traffic emergent evacuation cabin (3), lower floor's station wagon dedicated bay (1) and lower floor's traffic respectively Isolated between emergency evacuation cabin (3) using security isolation wall (16), some safety doors be set in security isolation wall (16), safety every Fire-proof function is respectively provided with from wall (16) and its safety door；

The third layer sets 4 cabins, two upper strata station wagon dedicated bays (2) and two people's row cabins (4), and two upper stratas are small-sized Car dedicated bay (2) is located at the both sides of vertical load-bearing ddividing wall (12) respectively, in the outer of two upper strata station wagon dedicated bays (2) Side sets people's row cabin (4) respectively, and security isolation wall is used between upper strata station wagon dedicated bay (2) and two people's row cabins (4) (16) isolate, some safety doors are set in security isolation wall (16), and security isolation wall (16) and its safety door are respectively provided with fire prevention work( Energy；

2 ~ 3 cabins are set in described 4th layer each circle, as pipe gallery cabin (9), set between adjacent pipe gallery cabin (9) Put pipe gallery partition wall (18)；

Lower floor's station wagon dedicated bay (1), the vertical load-bearing ddividing wall (12) in both sides of upper strata station wagon dedicated bay (2) and The bottom of security isolation wall (16) is respectively provided with continuous anti-collision wall (20)；

The vertical load-bearing ddividing wall (12) of the second layer and third layer uses subsection setup, tunnel 1000 meters of direction ~ Conveniently detachable vertical load-bearing ddividing wall (12) is set in the range of 3000 meters；

The bilge tank (5), regeneration water tank (6), rainwater cabin (7), water tank (8) respectively set multiple peaces for leading directly to ground Water door is respectively provided with full tunnel, and escape way；Lower floor's traffic emergent evacuation cabin (3), people's row cabin (4) are respectively provided with many Multiple UNICOMs are set to lead between the individual communication passage for leading directly to ground, and lower floor's traffic emergent evacuation cabin (3) and people's row cabin (4) Road；The pipe gallery cabin (9) respectively sets multiple communication passages for leading directly to ground.

2. three circular cross sections Urban Underground Complex according to claim 1, it is characterised in that：Three circle is three Side by side, the center of circle is highly identical for the equal circle of diameter, and adjacent circle intersects, and two public strings are equal, and public string is the 0.7 of circular diameter ~ 0.9 times, and outermost two justifies non-intersect.

3. three circular cross sections Urban Underground Complex according to claim 1, it is characterised in that：Three circular cross section is mixed Solidifying soil cursting body (10) uses water-proof concrete, and its thickness uses the 5 ~ 10% of single circular shell external diameter, and three circular cross section is mixed Solidifying soil cursting body (10) uses assembly flow shop, and assembling seam is using the ring fissure of displacement and longitudinal fissure of displacement, and seam carries out water-proofing treatment.

4. three circular cross sections Urban Underground Complex according to claim 1, it is characterised in that：The antiseepage protective layer (11) using cement mortar waterproof layer, coil waterproof layer, coating waterproof layer, drainage systems waterproof layer, bentonite waterproof material One or more in waterproof layer, when using single waterproof layer, using two layers and the waterproof type of the above.

5. three circular cross sections Urban Underground Complex according to claim 1, it is characterised in that：Lower floor's traffic load-bearing Bottom plate (13), lower floor's traffic bearing soleplate (14), pipe gallery bearing soleplate (15) use assembly concrete component assembly；It is mixed Solidifying soil component uses lattice beam channel；It is lower floor's traffic bearing soleplate (13), lower floor's traffic bearing soleplate (14), comprehensive Close piping lane bearing soleplate (15) one end be connected with vertical load-bearing ddividing wall (12), the other end with three circular cross section concrete Housing (10) is connected.

6. three circular cross sections Urban Underground Complex according to claim 1, it is characterised in that：The housing pier (19) Cross section is right-angled trapezium, its constitute include narrow end pier base (19-1), wide end pier top face (19-2), pier body face directly (19-3), Pier body installs inclined-plane (19-4), and the top of housing pier (25) is wide end pier top face (19-2), and bottom is narrow end pier base (19-1), Wide end pier top face (19-2) width is 2 ~ 3 times of narrow end pier base (19-1) width；The housing pier (19) uses prefabrication and assembly construction Formula concrete structure.

7. three circular cross sections Urban Underground Complex according to claim 5, it is characterised in that：The lattice flute profile Beam, it, which is constituted, includes web (13-1), flange plate (13-2), circumferential rib (13-3), class rectangle cavity (13-4), trough plate connection Bolt (13-5), sets some circumferential ribs (13-3) between two webs (13-1), and circumferential rib (13-3) is uniformly distributed, circumferential rib The height of (13-3) is less than the height of web (13-1), and circumferential rib (13-3) top is connected with flange plate (13-2)；Ring Class rectangle cavity (13-4) is opened up on shape rib (13-3), cavity is rectangle, and uses arc transition in the corner of rectangle；Two lattices Formula beam channel adjacent web (13-1) is using trough plate connecting bolt (13-5) connection.

8. three circular cross sections Urban Underground Complex according to claim 1, it is characterised in that：When pipe gallery cabin (9) During as natural gas cabin, natural gas blast resistance construction layer is set up, natural gas blast resistance construction layer uses concrete structure.

9. three circular cross sections Urban Underground Complex according to claim 1, it is characterised in that：The anti-collision wall (20) is adopted Use prefabricated assembled assembly.