CN209816908U

CN209816908U - Assembled concrete underground traffic and comprehensive pipe gallery structure

Info

Publication number: CN209816908U
Application number: CN201920013631.5U
Authority: CN
Inventors: 张延年; 王斯文; 王雪莹
Original assignee: Shenyang Jianzhu University
Current assignee: Shenyang Jianzhu University
Priority date: 2019-01-04
Filing date: 2019-01-04
Publication date: 2019-12-20
Anticipated expiration: 2029-01-04

Abstract

The utility model relates to an assembled concrete underground traffic and comprehensive pipe gallery structure, which mainly comprises a two-layer underground structure with a bilateral symmetry cross section; the bottom layer is a rectangular traffic cabin which is equal in parallel, and the top layer is four comprehensive pipe gallery cabins which are parallel; and assembling and building precast concrete components such as a bottom corner plate, a bottom middle plate, a side wall structural plate, a middle structural plate, a pipe gallery partition plate, a top structural plate and the like. The beneficial effects of the utility model are that reduce underground structure construction cost by a wide margin, rationally distributed, both guarantee the function, will guarantee the atress again, still compromise the production, transportation and the construction of component in addition. The connection of each part is simpler, safer, more efficient and durable, the waterproof effect is good, the application range is wide, the construction is convenient, the construction speed is high, the economic effect is good, the complex operation in the construction process is avoided, and the manufacturing cost can be greatly reduced.

Description

Assembled concrete underground traffic and comprehensive pipe gallery structure

Technical Field

The utility model belongs to the technical field of the building, especially, relate to an assembled concrete underground traffic and utility tunnel structure.

Background

At present, urban traffic construction is as good as possible, with the further advancing of the comprehensive pipe gallery strategy by the country, a new turn of climax of underground engineering construction must be lifted in large and medium cities in China, and due to scarcity of underground spaces, the demand on urban underground complex integrating urban underground comprehensive pipe galleries and urban underground express ways is huge. The double important problems of urban traffic and a comprehensive pipe gallery are solved by once opening, and particularly, the industrialization technology is worthy of further development.

SUMMERY OF THE UTILITY MODEL

At present, the construction cost of underground engineering still remains high, and especially the whole spatial layout of multilayer underground traffic and utility tunnel structure is difficult to accomplish rationally, has both guaranteed the function, guarantees the atress again, compromises the production, transportation and the construction of component in addition, connects very difficultly at the scene. And the shearing force problem of each layer of dry connection is more serious and is difficult to solve.

The utility model adopts the technical scheme as follows:

an assembled concrete underground traffic and comprehensive pipe gallery structure mainly comprises a bottom corner plate, a bottom middle plate, a side wall structural plate, a middle structural plate, a pipe gallery partition plate, a top structural plate, bolts, nuts, an anti-collision wall, a traffic cabin and a comprehensive pipe gallery cabin;

the fabricated concrete underground traffic and comprehensive pipe gallery structure is a two-layer underground structure, and the cross section is bilaterally symmetrical; the bottom layer is a rectangular traffic cabin which is equal in parallel, and the top layer is four comprehensive pipe gallery cabins which are parallel;

the middle of the bottom is a bottom middle plate which is symmetrical left and right; bottom layer angle plates are arranged on the outer sides of two sides of the bottom layer middle plate, and the two bottom layer angle plates are symmetrical relative to the bottom layer middle plate; penetrating a bolt into the horizontal connecting and mounting hole of the bottom corner plate, wherein the bolt enters the horizontal connecting and mounting hole of the bottom middle plate through the bottom corner plate connecting screw hole and the connecting screw hole of the bottom middle plate and is connected by adopting a nut;

the top end of a vertical short connecting plate of a bottom corner plate is provided with a side wall structural plate, the bottom reinforcing straight ribs of the side wall structural plate face the inside of the traffic cabin, bolts penetrate through vertical connecting mounting holes of the bottom corner plate, enter the bottom vertical connecting mounting holes of the side wall structural plate through bottom corner plate connecting screw holes and vertical connecting screw holes of the side wall structural plate and are connected through nuts;

installing a middle structural plate at the top end of a middle short connecting plate of a bottom middle plate, penetrating a bolt in a vertical connecting and installing port of the bottom middle plate, enabling the bolt to enter a bottom vertical connecting and installing port of the middle structural plate through a bottom middle plate connecting screw hole and a vertical connecting screw hole of the middle structural plate, and connecting by adopting a nut;

the two ends of the middle layer structural plate are respectively lapped on the middle connecting lower step rib and the middle connecting lower step rib of the side wall structural plate and the middle structural plate; the lower retracting step and the upper extending step of the middle layer structural plate are respectively matched with the middle connecting lower step rib and the middle connecting upper step rib of the side wall structural plate; the lower retracting step and the upper extending step of the middle layer structural plate are respectively matched with the middle connecting lower step rib and the middle connecting upper step rib of the middle layer structural plate; bolts are respectively penetrated in the lower layer connecting and mounting port and the upper layer connecting and mounting port of the middle layer structure plate, and respectively penetrate into the middle layer lower part horizontal connecting and mounting port and the middle layer upper part horizontal connecting and mounting port of the side wall structure plate, and penetrate into the middle layer lower part horizontal connecting and mounting port and the middle layer upper part horizontal connecting and mounting port of the middle structure plate, and are respectively connected by nuts;

the top structure board comprises a top structure board a and a top structure board b, wherein the vertical steel board ends of the top structure board a and the top structure board b which are horizontally connected are opposite one by one, the widths of the top structure board a and the top structure board b are equal, the vertical connecting and mounting openings between the top structure board a and the top structure board b at two sides are corresponding one by one, bolts are inserted into the vertical connecting and mounting openings between boards at the other side through the vertical connecting and mounting openings between the boards at one side, the top structure board a and the top structure board b at two sides are connected by replacing nuts, the top structure board a and the top structure board b at two sides are alternate, the top structure board a is shorter than the top structure board b, the outer side ends of each side are aligned, the adjacent middle connecting seams are staggered and are respectively alternately positioned at two sides of the longitudinal center line, the distances from the middle line are equal, the vertical connecting points of the top structure board a and the top structure board b at two sides are positioned at the same position, the vertical connecting and connecting holes are positioned at the top structure board b, the top structure board a and a connecting rib, the top structure board b at the bottom structure board b, the vertical connecting and a connecting hole, the top structure board b are positioned at the same position, the top structure board b, the vertical connecting holes are positioned at the top structure board b, the top structure board a and the top structure board b, the top structure board b are positioned at the top structure board b, the top structure board b are positioned at the top structure board, the top structure board b are positioned at the top structure board, the top;

the vertical connecting reinforcing rib of the top structural plate is matched with the top connector of the side wall structural plate, a bolt penetrates through the top vertical connecting mounting hole of the side wall structural plate, the bolt penetrates into the vertical shell connecting mounting hole of the top structural plate, and the top vertical connecting reinforcing rib and the side wall structural plate are connected through a nut; the horizontal bottom connecting reinforcing rib of the top structural plate is matched with the top connector of the middle structural plate, a bolt penetrates through the top vertical connecting mounting hole of the middle structural plate, the bolt penetrates into the vertical shell connecting mounting hole on the horizontal bottom connecting reinforcing rib, and the bolt is connected by adopting a nut;

the U-shaped double-end overhanging connecting steel bar of the middle-layer structural plate is inserted into a vertical mounting opening at the bottom of the pipe gallery partition plate and is connected by a nut; a bolt penetrates through a vertical mounting hole in the top of the pipe gallery partition plate, penetrates into a vertical partition wall connecting mounting hole of the top structural plate and is connected by a nut;

the top end of the bottom corner plate is connected with the reinforcing overhanging rib, the anti-collision wall connecting reinforcing rib and the anti-collision wall mounting platform, and the anti-collision wall is mounted at the common corner of the anti-collision wall mounting platform.

Furthermore, the bottom of the bottom corner plate is a horizontal plate body, one end of the horizontal plate body is provided with a vertical short connecting plate, the other end of the horizontal plate body is provided with a step connecting port and is divided into three steps, the bottom of the horizontal plate body is upwards connected with a first-level step, the middle of the horizontal plate body is connected with a second-level step, the upper part of the horizontal plate body is connected with a third-level step, and the heights of the three; a first-stage step platform and a second-stage step platform are respectively formed among the bottom connecting first-stage step, the middle connecting second-stage step and the upper connecting third-stage step to connect the first-stage step, the middle connecting second-stage step and the upper connecting third-stage step; the width of the first-stage step platform is equal to that of the second-stage step platform;

along the inner connecting angle of the horizontal plate body and the vertical short connecting plate, the end part of the horizontal plate body is provided with a section of a three-time protection warning corrugated belt;

between the third-time protection warning corrugated belt and the vertical short connecting plate, a section adjacent to the third-time protection warning corrugated belt is a secondary anti-collision reinforced protection slope which is inclined upwards from the third-time protection warning corrugated belt to the vertical short connecting plate, wherein the height of the secondary anti-collision reinforced protection slope is 50 ~ 100mm, the width of the secondary anti-collision reinforced protection slope is 30 ~ 45 degrees;

a section of horizontal anti-collision wall mounting platform is arranged between the secondary anti-collision reinforced protection slope and the vertical short connecting plate, and the width of the anti-collision wall mounting platform is 200 ~ 300 mm;

the inner side of the vertical short connecting plate is respectively provided with a top end connection reinforcing overhanging rib, a top end connection reinforcing inclined rib, a middle groove, a bottom corner connection reinforcing inclined rib and an anti-collision wall connection reinforcing rib from top to bottom; the top end connection reinforcing overhanging rib is positioned at the top of the vertical short connecting plate and horizontally extends inwards; the lower part of the top end connection reinforcing overhanging rib is a top end connection reinforcing inclined rib which is retracted towards the inside of the vertical short connecting plate and faces downwards, a section of vertical middle groove is arranged below the top end connection reinforcing inclined rib, and a bottom corner connection reinforcing inclined rib which extends downwards to the outside of the vertical short connecting plate is arranged below the middle groove; a section of vertical anti-collision wall connecting reinforcing rib is arranged below the bottom corner connecting reinforcing inclined rib; the end connection reinforcing overhanging rib and the anti-collision wall connection reinforcing rib are on the same vertical plane;

the outer side of the connection of the horizontal plate body and the vertical short connecting plate is a circular arc-shaped transition outer arc section;

~ horizontal connecting mounting ports are arranged on two sides of the top surface of the horizontal plate body, the horizontal plate bodies on the two sides are symmetrical by a central line divided by the plate, the horizontal connecting mounting ports are close to the edge of the horizontal plate body, are 100 ~ 150mm away from the edge, are downwards arranged to be 30-50mm below the horizontal central line of the horizontal plate body, and are provided with connecting screw holes on the horizontal lateral end surface of the horizontal central line;

the whole bottom corner plate is divided into two equal parts, so that the horizontal plate body and the vertical short connecting plate are both symmetrical, the top of the vertical short connecting plate is horizontal, a top longitudinal shear key is arranged between the two equal parts, the top longitudinal shear key is distributed at the same position of the two equal parts, a vertical connecting and mounting opening is respectively formed in the middle of the two equal parts, the top end of the vertical short connecting plate is connected with the reinforcing inclined rib, the vertical connecting and mounting opening is formed in the same position of the two equal parts, the vertical connecting and mounting opening is upwards formed in the top surface of the top end connecting reinforcing overhanging rib, a middle groove is formed inwards, the groove is formed inwards by 30 ~ 50mm, connecting screw holes are formed in the middle of the vertical connecting and the surface of the middle groove upwards until the top of the vertical short connecting plate, and the tertiary protection warning corrugated belt is a road surface wave with the width of 100 ~ 150mm along the connecting inner angle of the horizontal plate body and the vertical short connecting plate.

Furthermore, the whole bottom middle plate is rectangular when viewed from top, and the whole plate is provided with two mutually vertical symmetric axes;

the bottom of the horizontal plate body is a horizontal plate body, and a middle short connecting plate penetrating through the whole short side direction is arranged in the middle of the long side direction of the horizontal plate body;

two ends of the horizontal plate body are provided with step connectors which are divided into three steps, the bottom of the horizontal plate body is upwards connected with a first-level step, the middle of the horizontal plate body is connected with a second-level step, the upper part of the horizontal plate body is connected with a third-level step, and the heights of the three steps are equal; a first-stage step platform and a second-stage step platform are respectively formed among the bottom connecting first-stage step, the middle connecting second-stage step and the upper connecting third-stage step to connect the first-stage step, the middle connecting second-stage step and the upper connecting third-stage step;

the middle connecting second-stage ladder is inwards recessed towards the bottom layer middle plate relative to the upper connecting third-stage ladder, the bottom connecting first-stage ladder is inwards recessed towards the bottom layer middle plate relative to the middle connecting second-stage ladder, and the width of the first-stage ladder platform is equal to that of the second-stage ladder platform;

along the inner connecting angle of the horizontal plate body and the middle short connecting plate, the end part of the horizontal plate body is provided with a section of a three-time protection warning corrugated belt;

between the third-time protection warning corrugated belt and the middle short connecting plate, a section adjacent to the third-time protection warning corrugated belt is a secondary anti-collision reinforced protection slope which is inclined upwards from the third-time protection warning corrugated belt to the middle short connecting plate, the height of the secondary anti-collision reinforced protection slope is 50 ~ 100mm, the width of the secondary anti-collision reinforced protection slope is 100mm, and the slope of the secondary anti-collision reinforced protection slope is 30 ~ 45 degrees;

a section of horizontal anti-collision wall mounting platform is arranged between the secondary anti-collision reinforced protection slope and the middle short connecting plate, and the width of the anti-collision wall mounting platform is 200 ~ 300 mm;

the inner side of the middle short connecting plate is respectively provided with a top end connection reinforcing overhanging rib, a top end connection reinforcing inclined rib, a middle groove, a bottom corner connection reinforcing inclined rib and an anti-collision wall connection reinforcing rib from top to bottom; the top end connection reinforcing overhanging rib is positioned at the top of the middle short connecting plate and horizontally extends inwards; the lower part of the top end connection reinforcing overhanging rib is a top end connection reinforcing inclined rib which is retracted towards the inside of the middle short connecting plate and faces downwards, a section of vertical middle groove is arranged below the top end connection reinforcing inclined rib, and a bottom corner connection reinforcing inclined rib which extends downwards to the outside of the middle short connecting plate is arranged below the middle groove; a section of vertical anti-collision wall connecting reinforcing rib is arranged below the bottom corner connecting reinforcing inclined rib; the end connection reinforcing overhanging rib and the anti-collision wall connection reinforcing rib are on the same vertical plane;

~ horizontal connecting and installing ports are arranged on two sides of the top surface of the horizontal plate body on two sides of the middle short connecting plate, the horizontal connecting and installing ports are close to the edge of the horizontal plate body, are 100 ~ 150mm away from the edge, and are downwards arranged to be 30 ~ 50mm below the horizontal center line of the horizontal plate body;

dividing a bottom layer middle plate into two symmetrical parts by a central line perpendicular to a middle short connecting plate, wherein the top of the middle short connecting plate is horizontal and is provided with a top longitudinal shear key, the top longitudinal shear key is arranged between the two equal parts, and the top longitudinal shear key is distributed at the same position of the two equal parts;

furthermore, the whole side wall structural plate is a rectangular plate, and the left side and the right side of the whole plate surface are symmetrical;

the lower part is a lower layer straight plate, and the bottom of the lower layer straight plate is a bottom connector; the upper part is an upper layer straight plate, and the top of the upper layer straight plate is a top connector; a middle plate is arranged between the lower layer straight plate and the upper layer straight plate and is connected with a step rib; the lower layer straight plate and the upper layer straight plate have the same thickness;

the bottom end of the bottom connector is provided with a bottom reinforcing straight rib which horizontally extends towards the inner side of the cabin, the upper part of the bottom reinforcing straight rib is provided with a bottom reinforcing inclined rib which is retracted towards the plate surface direction of the upper and lower straight plates, and the length of the bottom connector extending out of the plate surface of the lower straight plate is 0.5 ~ 1 times of the thickness of the lower straight plate;

the top end of the top connector is provided with a top reinforcing straight rib which horizontally extends towards the inner side of the cabin, the lower part of the top reinforcing straight rib is provided with a top reinforcing inclined rib which is retracted downwards towards the upper layer straight plate surface, and the length of the top connector extending out of the upper layer straight plate surface is 0.5 ~ 1.5.5 times of the thickness of the upper layer straight plate;

the bottom of the middle plate connecting step rib is connected with the plate surface on the inner side of the lower layer straight plate cabin and extends towards the inner side of the upper cabin, and the extending length is 1 ~ 2 times of the thickness of the lower layer straight plate, the upper part of the middle reinforcing inclined rib is a vertically upward middle connecting lower step rib, the top end of the middle connecting lower step rib horizontally inwards retracts to form a middle step opening, the middle step opening vertically upwards forms a middle upper step rib, the middle upper step rib horizontally retracts towards the plate surface of the upper layer straight plate, the height of the middle connecting lower step rib is 1.0 ~ 1.5.5 times of the height of the middle connecting upper step rib, and the extending length of the middle connecting lower step rib is 2 times of the extending length of the middle connecting upper step rib outwards;

drawing a vertical center line on the plate surface of the side wall structural plate, and dividing the plate surface into two equal parts, wherein the middle of the two equal parts of the bottom reinforced oblique ribs is downward at the same position, a bottom vertical connecting and mounting opening is arranged on the vertical center line of the lower straight plate, the bottom vertical connecting and mounting opening is downward until the bottom reinforced straight ribs are downward, and vertical connecting screw holes are downwards arranged at the same positions of the bottom vertical connecting and mounting openings;

the same position of the top vertical connecting mounting port is provided with a vertical connecting screw hole downwards until the vertical central line of the lower layer straight plate exceeds the vertical central line by 30 ~ 50mm, and the same position of the middle of the vertical central line is provided with a vertical connecting screw hole upwards;

the middle of the equal part of the two middle reinforced inclined ribs is upwards provided with a middle layer lower part horizontal connecting installation opening at the same position, the middle layer lower part horizontal connecting installation opening is upwards opened to be 30 ~ 30mm above the horizontal middle plane of the middle connected lower step rib, and the same part of the horizontal middle plane is horizontally outwards provided with a middle layer lower part horizontal connecting screw hole;

the middle of the equal part of the two middle upper stepped ribs is provided with a middle layer upper horizontal connecting and mounting opening downwards at the same position, the middle layer upper horizontal connecting and mounting opening is downwards opened to 30 ~ 60mm below the horizontal middle plane of the middle upper stepped ribs, and the same part of the horizontal middle plane is provided with a middle layer upper horizontal connecting screw hole outwards and horizontally.

Furthermore, the whole middle structural plate is a rectangular plate, the left side and the right side of the whole plate surface are symmetrical, and the left side and the right side of the side end surface are symmetrical;

the bottom end of the bottom connector is provided with a bottom reinforcing straight rib which extends vertically and outwards, the upper part of the bottom reinforcing straight rib is provided with a bottom reinforcing inclined rib which retracts upwards and inwards, and the bottom reinforcing inclined rib retracts into the two side plate surfaces of the lower layer straight plate;

the top end of the top connector is provided with a top reinforcing straight rib which extends vertically and outwards, the lower part of the top reinforcing straight rib is provided with a top reinforcing inclined rib which retracts downwards and inwards, and the top reinforcing inclined rib always retracts to the two side plate surfaces of the upper layer straight plate;

the bottom of the middle plate connecting step rib is connected with the plate surfaces at two sides of the lower layer straight plate and extends upwards and outwards, and the extending length is 1 ~ 2 times of the thickness of the lower layer straight plate, the upper part of the middle reinforcing inclined rib is a vertically upward middle connecting lower step rib, the top end of the middle connecting lower step rib horizontally retracts inwards to form a middle step opening, the middle step opening vertically upwards forms a middle upper step rib, the middle upper step rib horizontally retracts inwards to the plate surfaces at two sides of the upper layer straight plate, the height of the middle connecting lower step rib is 1.0 ~ 1.5.5 times of the height of the middle upper step rib, and the extending length of the middle connecting lower step rib outwards is 2 times of the extending length of the middle connecting upper step rib outwards;

drawing a vertical center line on the plate surface of the middle structure plate, and dividing the plate surface into two equal parts; a bottom vertical connecting and mounting opening is formed downwards in the same position in the middle of the equal part of the two bottom reinforced oblique ribs, the bottom vertical connecting and mounting opening is formed downwards to the bottom reinforced straight ribs, and vertical connecting screw holes are formed downwards in the same position of the bottom vertical connecting and mounting opening; a top vertical connecting and mounting hole is formed upwards at the same position in the middle of the equal part of the two top reinforced oblique ribs, the top vertical connecting and mounting hole is formed upwards to the top reinforced straight rib, and a vertical connecting screw hole is formed downwards at the same position of the top vertical connecting and mounting hole;

the middle of the equal part of the two middle reinforced inclined ribs is upwards provided with a middle layer lower part horizontal connecting installation opening, the middle layer lower part horizontal connecting installation opening is upwards opened to be 30 ~ 60mm above the horizontal middle plane of the middle connecting lower step rib, and the same part of the horizontal middle plane is horizontally outwards provided with a middle layer lower part horizontal connecting screw hole;

Furthermore, the whole body of the middle-layer structural plate is rectangular, steps are arranged at two ends of the plate body in the length direction, a lower inward-retracting step is arranged below the plate body, and an upper outward-extending step extends outwards from the plate body; the heights of the lower retracting step and the upper extending step are equal;

the method comprises the following steps that ~ longitudinal inter-plate connecting and mounting ports are respectively formed in two side edges in the length direction of a plate body, each side edge of the top surface of the plate body is provided with a longitudinal inter-plate connecting and mounting port, each longitudinal inter-plate connecting and mounting port is rectangular, the length direction of each longitudinal inter-plate connecting and mounting port is perpendicular to the length direction of the plate body, the distance between each longitudinal inter-plate connecting and mounting port and the edge in the length direction of the plate body is 50 ~ 100mm, each longitudinal inter-plate connecting and mounting port is downwards formed to be 30 ~ 60mm below the central line of the height;

drawing a central line to divide the plate body into two equal parts along the length direction;

the lower connecting and mounting hole is upwards arranged to be 30 ~ mm above the central line of the height of the lower retracting step, and a lower connecting screw hole is horizontally arranged at the end part of the lower retracting step;

the upper connecting mounting opening is formed downwards to be 30 ~ 60mm below the height center line of the upper overhanging step, and an upper connecting screw hole is horizontally formed at the end part of the upper overhanging step, the upper connecting mounting opening is rectangular, the long edge of the upper connecting mounting opening is vertical to the upper overhanging step, and the upper connecting mounting opening is 50 ~ 100mm away from the edge of the upper overhanging step;

embedding U-shaped double-end overhanging connecting steel bars in the center line of the short side of the plate body, wherein the U-shaped double-end overhanging connecting steel bars are parallel to the short side of the plate body;

the U-shaped double-end overhanging connecting steel bar is a U-shaped steel bar, the bottom edge of the U-shaped double-end overhanging connecting steel bar is horizontal, the bottom edge of the U-shaped double-end overhanging connecting steel bar is completely positioned in the plate body, the distance between the bottom edge and the bottom surface of the plate body is 35 ~ 55mm, two ends of the bottom edge of the U-shaped double-end overhanging connecting steel bar are bent upwards and vertically extend out of the surface of the plate body, the extending points are positioned in the centers of the same positions of two equal parts, and two ends of the.

The pipe gallery partition plate mainly comprises a plate body, a vertical mounting port, a horizontal mounting port and screw holes, wherein the plate body is a rectangular plate as a whole, the surface of one side of the plate body close to two horizontal ends is uniformly provided with the horizontal mounting port, the horizontal mounting port is a rectangular port, the long side of the plate body is horizontal, the horizontal mounting port is provided with a thickness central line 30 ~ 50mm larger than the plate body, and the screw holes are horizontally formed in the thickness central line to the horizontal end surface of the plate body;

the plate surface of the plate body is vertically divided into two equal parts, vertical mounting openings are respectively arranged on the plate surfaces of the two equal parts, which are close to the middle of the bottom and the middle of the top and are on the same side with the horizontal mounting opening, the vertical mounting openings are rectangular, the long sides are vertical,

the vertical mounting opening is opened 30 ~ 50mm more than the plate thickness central line to respectively upwards and downwards open the screw to plate top and bottom at the thickness central line.

Further, the top structural panel comprises a top structural panel a and a top structural panel b,

the top structural plate a mainly comprises an arc-shaped plate, a vertical connecting reinforcing rib, a horizontal bottom connecting inclined rib, a horizontal top connecting reinforcing rib, a horizontal top connecting inclined rib, an inter-plate transverse connecting mounting port, an inter-plate longitudinal connecting mounting port, a vertical shell connecting mounting port, a vertical partition wall connecting mounting port, a screw hole, a vertical connecting horizontal steel plate, a horizontal connecting vertical steel plate, an inner layer annular stressed steel bar, an outer layer annular stressed steel bar, a vertical reinforcing steel bar, an inner layer reinforced bent steel bar, an outer layer reinforced bent steel bar, an end part reinforced ring rib, a longitudinal reinforced ring rib, a partition wall reinforced connecting rib and a steel plate through hole;

the arc-shaped plate is arc-shaped, one end of the arc-shaped plate is a horizontal end, the other end of the arc-shaped plate is a vertical end, a vertical connecting reinforcing rib is arranged on the inner side of the vertical end, a horizontal bottom connecting reinforcing rib is arranged on the lower part of the horizontal end, the plane of the end part of the horizontal bottom connecting reinforcing rib is vertical, the inner side surface of the horizontal bottom connecting reinforcing rib is arranged to be an inclined horizontal bottom connecting inclined rib, a horizontal top connecting reinforcing rib is arranged on the upper part of the horizontal end, the plane of the end part of the horizontal top connecting reinforcing rib is vertical, the inner side surface of the horizontal top connecting reinforcing rib is arranged to be an inclined horizontal top connecting inclined rib, the height of the horizontal top;

the inner layer of the arc-shaped plate is provided with inner layer annular stress steel bars which are uniformly distributed, the outer layer is provided with outer layer annular stress steel bars which are uniformly distributed, two vertically connected horizontal steel plates are respectively arranged at the vertical ends, and the vertically connected horizontal steel plates are welded with the two inner layer annular stress steel bars and the outer layer annular stress steel bars; the method comprises the following steps that two inner-layer annular stress steel bars and two outer-layer annular stress steel bars which are welded on the same vertical-connection horizontal steel plate are welded at the other ends of the two inner-layer annular stress steel bars and the outer-layer annular stress steel bars respectively, and the quantity of the two sides of a frame body formed by the two groups of vertical-connection horizontal steel plates, the horizontal-connection vertical steel plates, the inner-layer annular stress steel bars and the outer-layer annular stress steel bars is equal; all the outer-layer annular stress steel bars correspond to the inner-layer annular stress steel bars one by one;

the widths of two sides of the frame body formed by the two groups of vertically connected horizontal steel plates, the horizontally connected vertical steel plates, the inner layer annular stress steel bars and the outer layer annular stress steel bars are all equal and are half of the width between the frame bodies formed by the four groups of vertically connected horizontal steel plates, the horizontally connected vertical steel plates, the inner layer annular stress steel bars and the outer layer annular stress steel bars;

arranging a plurality of longitudinal reinforcing ring ribs which are uniformly distributed, wherein the longitudinal reinforcing ring ribs are perpendicular to the inner-layer annular stress reinforcing steel bars and the outer-layer annular stress reinforcing steel bars, and all the inner-layer annular stress reinforcing steel bars and the outer-layer annular stress reinforcing steel bars are wrapped;

the horizontal steel plates which are vertically connected extend into the vertical connecting reinforcing ribs, two vertical reinforcing steel bars are respectively welded, and the distance between the vertical reinforcing steel bars is equal to the distance between the inner-layer annular stress steel bars; the vertical reinforcing steel bars are vertically upwards and extend to the outer-layer annular stress steel bars, steel plate through holes are formed in the middles of welding points of the two vertical reinforcing steel bars and the vertically connected horizontal steel plate respectively, and steel plate through holes are formed in the middles of welding points of the two outer-layer annular stress steel bars and the vertically connected horizontal steel plate respectively;

the lower part of the horizontally connected vertical steel plate extends into the horizontal bottom connecting reinforcing rib, two inner layer reinforcing and bending steel bars are respectively welded, and the distance between the inner layer reinforcing and bending steel bars is equal to the distance between the inner layer annular stress steel bars; the inner layer reinforced bent reinforcing steel bar is horizontal, the edge of the inclined rib is connected to the horizontal bottom, and the inner layer reinforced bent reinforcing steel bar is bent and is always parallel to the inclined rib connected to the horizontal bottom and extends to the outer layer annular stress reinforcing steel bar in the same direction; the upper part of the horizontally connected vertical steel plate extends into the horizontal top connecting reinforcing rib, two outer layers of reinforcing and bending steel bars are respectively welded, and the distance between the outer layers of reinforcing and bending steel bars is equal to the distance between the inner layers of annular stressed steel bars; the outer layer reinforced bent reinforcing steel bar is horizontal, the edge of the inclined rib is connected to the horizontal top, and the outer layer reinforced bent reinforcing steel bar is parallel to the inclined rib connected to the horizontal top and extends to the inner layer annular stress reinforcing steel bar in the same direction;

the horizontally connected vertical steel plate is provided with a steel plate through hole between the two outer-layer hoop stress steel bars and the two outer-layer reinforced bending steel bars;

the horizontally connected vertical steel plate is provided with a steel plate through hole in the middle of the two inner-layer annular stressed steel bars and the two inner-layer reinforced bent steel bars;

the horizontal bottom connecting reinforcing ribs and the horizontal top connecting reinforcing ribs of the top structural plate b are 2 ~ 4 times the width of the horizontal bottom connecting reinforcing ribs and the horizontal top connecting reinforcing ribs of the top structural plate a;

the top structural plate b is longer than the top structural plate a, after the top structural plate b and the top structural plate a are connected in the annular direction, the central line is positioned in the horizontal bottom connecting reinforcing rib and the horizontal top connecting reinforcing rib of the top structural plate b, and the horizontal bottom connecting reinforcing ribs on the two sides of the central line are equal in width.

The utility model has the advantages that:

the beneficial effects of the utility model are that reduce underground structure construction cost by a wide margin, rationally distributed, both guarantee the function, will guarantee the atress again, still compromise the production, transportation and the construction of component in addition. The connection of each part is simpler, safer, more efficient and durable, the waterproof effect is good, the application range is wide, the construction is convenient, the construction speed is high, the economic effect is good, the complex operation in the construction process is avoided, and the manufacturing cost can be greatly reduced.

Drawings

Fig. 1 is a schematic view of the sectional design of an assembled concrete underground traffic and utility tunnel structure.

FIG. 2 is a schematic front view of a bottom gusset.

FIG. 3 is a schematic top view of a bottom gusset.

FIG. 4 is a side view of a bottom gusset.

Fig. 5 is a schematic front view of the bottom intermediate plate.

Fig. 6 is a schematic top view of the bottom middle panel.

FIG. 7 is a schematic side view of a bottom intermediate plate.

Fig. 8 is a schematic side end view of a side wall structure panel.

Fig. 9 is a schematic front view of a sidewall structural panel.

Fig. 10 is a schematic sectional view taken along line a-a of fig. 8.

Fig. 11 is a schematic sectional view taken along line B-B of fig. 8.

Figure 12 is a schematic of an intermediate structure panel side end view.

Fig. 13 is a schematic front view of an intermediate structural panel.

Fig. 14 is a schematic sectional view taken along line a-a of fig. 12.

Fig. 15 is a schematic sectional view taken along line B-B of fig. 12.

Fig. 16 is a front view of a middle layer structural panel.

Fig. 17 is a schematic top view of a middle layer structure panel.

Fig. 18 is a side view of a middle layer structural panel.

Fig. 19 is a schematic front view of a tube lane divider plate.

Figure 20 is a side view schematic of a tube lane divider plate.

Fig. 21 is a schematic top view of a top structural panel.

Fig. 22 is a side view schematic of a top structural panel.

Figure 23 is a side view schematic of a top structural panel reinforcement.

Fig. 24 is a schematic top view of a top structural panel reinforcement.

In the drawings, 1 is a bottom gusset; 2 is a bottom middle plate; 3 is a side wall structural plate; 4 is an intermediate structure plate; 5 is a middle layer structure plate; 6 is a pipe gallery partition plate; 7 is a top structural plate; 8 is a bolt; 9 is a nut; 10 is an anti-collision wall; 11 is a traffic cabin; the utility model 12 is a comprehensive pipe rack cabin.

1-1 is a horizontal plate body; 1-2 is a vertical short connecting plate; 1-3 are transition outer arc sections; 1-4 are top connection reinforced overhanging ribs; 1-5 are top end connection reinforced oblique ribs; 1-6 are middle grooves; 1-7 are bottom corner connection reinforced oblique ribs; 1-8 are anti-collision wall connecting reinforcing ribs; 1-9 are anti-collision wall mounting platforms; 1-10 is a secondary anti-collision reinforced protection slope; 1-11 is a three-time protection warning corrugated belt; 1-12 are top longitudinal shear keys; 1-13 is a step with the bottom connected with a first step; 1-14 are first-stage step platforms; 1-15 are connected with a second-level ladder in the middle; 1-16 are two-stage step platforms; 1-17 is a three-stage ladder with the upper part connected; 1-18 are connecting screw holes; 1-19 are horizontal connecting mounting ports; 1-20 are vertical connecting mounting ports.

2-1 is a horizontal plate body; 2-2 is a middle short connecting plate; 2-3 are connecting screw holes; 2-4 are top connection reinforced overhanging ribs; 2-5 are top end connection reinforced oblique ribs; 2-6 is a middle groove; 2-7 are bottom corner connection reinforced oblique ribs; 2-8 are anti-collision wall connecting reinforcing ribs; 2-9 are anti-collision wall mounting platforms; 2-10 is a secondary anti-collision reinforced protection slope; 2-11 is a three-time protection warning corrugated belt; 2-12 are top longitudinal shear keys; 2-13 is a step with the bottom connected with a first step; 2-14 is a first-stage step platform; 2-15 are connected with a second-level ladder in the middle; 2-16 are two-stage step platforms; 2-17 is a three-stage ladder with the upper part connected; 2-18 are horizontal connecting mounting ports; 2-19 are vertical connecting mounting ports.

3-1 is a lower layer straight plate; 3-2 is an upper layer straight plate; 3-3 is a bottom connector; 3-4 is a middle plate connecting step rib; 3-5 is a top connector; 3-6 are bottom reinforced straight ribs; 3-7 are bottom reinforced oblique ribs; 3-8 are middle reinforced oblique ribs; 3-9 is a lower step rib connected with the middle; 3-10 is a middle step opening; 3-11 is a middle upper connecting step rib; 3-12 are top reinforcing inclined ribs; 3-13 are top reinforcing straight ribs; 3-14 are bottom vertical connecting mounting ports; 3-15 are vertical connecting and mounting openings at the top; 3-16 is a horizontal connecting mounting port at the lower part of the middle layer; 3-17 is a horizontal connecting mounting port at the upper part of the middle layer; 3-18 are horizontal connecting screw holes at the lower part of the middle layer; 3-19 are horizontal connecting screw holes on the upper part of the middle layer; 3-20 are vertical connecting screw holes.

4-1 is a lower layer straight plate; 4-2 is an upper layer straight plate; 4-3 is a bottom connector; 4-4 is a middle plate connecting step rib; 4-5 is a top connector; 4-6 are bottom reinforced straight ribs; 4-7 are bottom reinforcing inclined ribs; 4-8 are middle reinforced oblique ribs; 4-9 are middle connecting lower ladder ribs; 4-10 is a middle step opening; 4-11 are connected with an upper stepped rib in the middle; 4-12 are top reinforcing inclined ribs; 4-13 are top reinforcing straight ribs; 4-14 are bottom vertical connecting mounting ports; 4-15 are vertical connecting mounting ports on the top; 4-16 is a horizontal connecting mounting port at the lower part of the middle layer; 4-17 is a horizontal connecting mounting port at the upper part of the middle layer; 4-18 are horizontal connecting screw holes at the lower part of the middle layer; 4-19 are horizontal connecting screw holes on the upper part of the middle layer; 4-20 are vertical connecting screw holes.

5-1 is a plate body; 5-2 is a lower layer connecting mounting port; 5-3 is an upper layer connecting installation port; 5-4 is a lower retracting step; 5-5 are upper overhanging steps; 5-6 are lower connecting screw holes; 5-7 are lower connecting screw holes; 5-8 are U-shaped double-end overhanging connecting steel bars; 5-9 are nuts; 5-10 are connecting and mounting openings between the longitudinal plates; 5-11 are connecting screw holes between the longitudinal plates.

6-1 is a plate body; 6-2 is a vertical mounting port; 6-3 is a horizontal mounting port; 6-4 are screw holes;

7a is a top structural plate a; 7b is a top structural plate b; 7-1 is an arc plate; 7-2 is a vertical connecting reinforcing rib; 7-3 is a horizontal bottom connecting reinforcing rib; 7-4 is a horizontal bottom connecting inclined rib; 7-5 are horizontal top connecting reinforcing ribs; 7-6 are horizontal top connecting inclined ribs; 7-7 are transverse connecting and mounting ports between plates; 7-8 are longitudinal connecting and mounting ports between plates; 7-9 are vertical shell connecting and mounting ports; 7-10 are vertical partition wall connecting and mounting openings; 7-11 are screw holes; 7-12 are vertical connected horizontal steel plates; 13 is a vertical steel plate which is horizontally connected; 7-14 are inner-layer hoop stress steel bars; 7-15 are outer-layer hoop stress steel bars; 7-16 are vertical reinforcing steel bars; 7-17 are inner layer reinforced bent steel bars; 7-18 are outer layer reinforced bent steel bars; 7-19 are end reinforcing ring ribs; 7-20 are longitudinal reinforcing ring ribs, and 7-21 are partition wall reinforcing connecting ribs; 7-22 are steel plate perforations.

Detailed Description

For further explanation of the present invention, the following detailed description of the present invention is provided with reference to the drawings and examples, which should not be construed as limiting the scope of the present invention.

An assembled concrete underground traffic and utility tunnel structure as shown in figure 1 ~ figure 24.

An assembled concrete underground traffic and comprehensive pipe gallery structure mainly comprises a bottom corner plate 1, a bottom middle plate 2, a side wall structural plate 3, a middle structural plate 4, a middle structural plate 5, a pipe gallery partition plate 6, a top structural plate 7, bolts 8, nuts 9, an anti-collision wall 10, a traffic cabin 11 and a comprehensive pipe gallery cabin 12;

the fabricated concrete underground traffic and comprehensive pipe gallery structure is a two-layer underground structure, and the cross section is bilaterally symmetrical; the bottom layer is a parallel rectangular traffic cabin 11, and the top layer is four parallel comprehensive pipe gallery cabins 12;

the middle of the bottom is a bottom middle plate 2, and the bottom middle plate 2 is symmetrical left and right; the outer sides of two sides of the bottom middle plate 2 are bottom corner plates 1, and the two bottom corner plates 1 are symmetrical relative to the bottom middle plate 2; penetrating bolts 8 into horizontal connecting and mounting ports 1-19 of the bottom corner plate 1, enabling the bolts 8 to enter the horizontal connecting and mounting ports 2-18 of the bottom middle plate 2 through connecting screw holes 1-18 of the bottom corner plate 1 and connecting screw holes 2-3 of the bottom middle plate 2, and connecting by adopting nuts 9;

the top end of a vertical short connecting plate 1-2 of a bottom corner plate 1 is provided with a side wall structural plate 3, the bottom reinforcing straight ribs 3-6 of the side wall structural plate 3 face the inside of a transportation cabin 11, bolts 8 penetrate through vertical connecting mounting holes 1-20 of the bottom corner plate 1, the bolts 8 enter the bottom vertical connecting mounting holes 3-14 of the side wall structural plate 3 through connecting screw holes 1-18 of the bottom corner plate 1 and vertical connecting screw holes 3-20 of the side wall structural plate 3, and are connected by nuts 9;

the top end of a middle short connecting plate 2-2 of a bottom middle plate 2 is provided with a middle structural plate 4, a bolt 8 penetrates through a vertical connecting mounting hole 2-19 of the bottom middle plate 2, the bolt 8 enters a bottom vertical connecting mounting hole 4-14 of the middle structural plate 4 through a connecting screw hole 2-3 of the bottom middle plate 2 and a vertical connecting screw hole 4-20 of the middle structural plate 4, and is connected by a nut 9;

two ends of the middle layer structural plate 5 are respectively lapped on the middle of the side wall structural plate 3 and the middle structural plate 4 to be connected with lower step ribs 3-9 and the middle of the middle layer structural plate 4 to be connected with lower step ribs 4-9; the lower retractable steps 5-4 and the upper extended steps 5-5 of the middle layer structural plate 5 are respectively matched with the middle connecting lower step ribs 3-9 and the middle connecting upper step ribs 3-11 of the side wall structural plate 3; the lower retractable steps 5-4 and the upper extended steps 5-5 of the middle layer structural plate 5 are respectively matched with the middle connecting lower step ribs 4-9 and the middle connecting upper step ribs 4-11 of the middle layer structural plate 4; bolts 8 are respectively penetrated into the lower layer connecting mounting port 5-2 and the upper layer connecting mounting port 5-3 of the middle layer structural plate 5, the bolts 8 respectively penetrate into the middle layer lower part horizontal connecting mounting port 3-16 and the middle layer upper part horizontal connecting mounting port 3-17 of the side wall structural plate 3, and penetrate into the middle layer lower part horizontal connecting mounting port 4-16 and the middle layer upper part horizontal connecting mounting port 4-17 of the middle structural plate 4, and are respectively connected by nuts 9;

the top structural plate 7 comprises a top structural plate a7 and a top structural plate b7, the ends of horizontal connecting vertical steel plates 7-13 of the top structural plate a7 and the top structural plate b7 are opposite one by one, the widths of the top structural plate a7 and the top structural plate b7 are equal, longitudinal connecting mounting openings 7-8 between the top structural plate a7 and the top structural plate b7 at two sides are corresponding one by one, a bolt 8 is inserted into a longitudinal connecting mounting opening 7-8 between plates at the other side by using a nut 9 for connection, the top structural plates a7 and the top structural plates b7 at two sides are alternated mutually, the top structural plate a7 is shorter than the top structural plate b7, the outer side ends of each side are aligned, adjacent middle connecting seams are staggered mutually, are alternately arranged at two sides of a longitudinal center line, the distance between the middle lines is equal, the longitudinal connecting points of the top structural plate a7 and the top structural plate b7 at two sides are respectively positioned at the same position, adjacent top structural plates a7 and a7 are aligned in a row, the top structural plate b7 and a7 are arranged in a vertical direction, a horizontal connecting point 7-7, a connecting rib 7-7, a connecting block 7 is arranged at a position which is aligned with a horizontal connecting rib 7-7, a horizontal connecting block 7-7, a 7-7 is arranged at a vertical connecting block 7, a-7, a horizontal connecting block 7 is arranged at a horizontal connecting vertical connecting point, a-7, a horizontal connecting rib 7-7, a horizontal connecting block 7-7 is arranged at a horizontal connecting block 7, a horizontal connecting block 7-7, a horizontal connecting block 7-7 is arranged at a horizontal connecting block 7-7, a horizontal connecting block 7-7, a horizontal connecting block is arranged at a horizontal connecting block 7-7, a horizontal connecting block is arranged at a horizontal connecting vertical connecting block 7-7, a horizontal connecting block 7, a-7, a horizontal connecting block is arranged at a horizontal connecting block 7, a horizontal connecting vertical connecting block, a horizontal connecting block is arranged at a horizontal connecting block, a vertical connecting block, a-7, a horizontal connecting block 7, a horizontal connecting block is arranged at a horizontal connecting block 7, a horizontal connecting vertical connecting block 7, a horizontal connecting block 7-7, a horizontal connecting block is arranged at a horizontal connecting block 7, a horizontal connecting vertical connecting block is arranged at a horizontal;

the vertical connecting reinforcing rib 7-2 of the top structural plate 7 is matched with the top connector 3-5 of the side wall structural plate 3, a bolt 8 penetrates through a vertical connecting mounting hole 3-15 in the top of the side wall structural plate 3, the bolt 8 penetrates into a vertical shell connecting mounting hole 7-9 of the top structural plate 7, and the vertical connecting reinforcing rib and the top connector are connected through a nut 9; the horizontal bottom connecting reinforcing rib 7-3 of the top structural plate 7 is matched with the top connector 4-5 of the middle structural plate 4, a bolt 8 penetrates through a vertical connecting mounting port 4-15 on the top of the middle structural plate 4, the bolt 8 penetrates into a vertical shell connecting mounting port 7-9 on the horizontal bottom connecting reinforcing rib 7-3 and is connected by a nut 9;

the U-shaped double-end overhanging connecting steel bars 5-8 of the middle-layer structural plate 5 are inserted into a vertical mounting opening 6-2 at the bottom of the pipe gallery partition plate 6 and are connected by nuts 9; a bolt 8 penetrates through a vertical mounting hole 6-2 in the top of the pipe gallery partition plate 6, the bolt 8 penetrates into a vertical partition wall connecting mounting hole 7-10 of the top structural plate 7, and the bolts are connected through a nut 9;

the top end of the bottom corner plate 1 is connected with reinforcing overhanging ribs 1-4, the collision wall connecting reinforcing ribs 1-8 and the common corner of the collision wall mounting platforms 1-9, and a collision wall 10 is mounted.

The bottom of the bottom corner plate 1 is a horizontal plate body 1-1, one end of the horizontal plate body 1-1 is provided with a vertical short connecting plate 1-2, the other end of the horizontal plate body is provided with a ladder connecting port which is divided into three steps, the bottom of the horizontal plate body is upwards connected with a first-level ladder 1-13, the middle of the horizontal plate body is connected with a second-level ladder 1-15, the upper part of the horizontal plate body is connected with a third-level ladder 1-17, and the heights of; the bottom is connected with a first-stage step 1-13, the middle is connected with a second-stage step 1-15, and the upper is connected with a third-stage step 1-17 to form a first-stage step platform 1-14 and a second-stage step platform 1-16 respectively to connect the first-stage step 1-13, the middle is connected with the second-stage step 1-15 and the upper is connected with the third; the widths of the first-stage step platforms 1-14 and the second-stage step platforms 1-16 are equal;

along the inner connecting angle of the horizontal plate body 1-1 and the vertical short connecting plate 1-2, the end part of the horizontal plate body 1-1 is provided with a section of three-time protection warning corrugated belt 1-11;

a section between the tertiary protection warning corrugated belt 1-11 and the vertical short connecting plate 1-2 and adjacent to the tertiary protection warning corrugated belt 1-11 is a secondary anti-collision reinforced protection slope 1-10, and the section is inclined upwards from the tertiary protection warning corrugated belt 1-11 to the vertical short connecting plate 1-2, wherein the height of the secondary anti-collision reinforced protection slope 1-10 is 50 ~ 100mm and 100mm wide, and the slope is 30 ~ 45 degrees;

a section of horizontal anti-collision wall mounting platform 1-9 is arranged between the secondary anti-collision reinforced protection slope 1-10 and the vertical short connecting plate 1-2, and the width of the anti-collision wall mounting platform 1-9 is 200 ~ 300 mm;

the inner side of the vertical short connecting plate 1-2 is respectively provided with top end connection reinforcing outward extending ribs 1-4, top end connection reinforcing inclined ribs 1-5, middle grooves 1-6, bottom corner connection reinforcing inclined ribs 1-7 and anti-collision wall connection reinforcing ribs 1-8 from top to bottom; the top end connection reinforcing overhanging rib 1-4 is positioned at the top of the vertical short connecting plate 1-2 and horizontally extends inwards; the lower part of the top end connecting reinforcing overhanging rib 1-4 is a top end connecting reinforcing inclined rib 1-5 which is retracted towards the inside of the vertical short connecting plate 1-2 and downward, a section of vertical middle groove 1-6 is arranged below the top end connecting reinforcing inclined rib 1-5, and a bottom corner extending downwards to the outside of the vertical short connecting plate 1-2 is connected with a reinforcing inclined rib 1-7 below the middle groove 1-6; a section of vertical anti-collision wall connecting reinforcing rib 1-8 is arranged below the bottom corner connecting reinforcing inclined rib 1-7; the top end connecting reinforcing overhanging ribs 1-4 and the anti-collision wall connecting reinforcing ribs 1-8 are on the same vertical plane;

the outer side of the connection between the horizontal plate body 1-1 and the vertical short connecting plate 1-2 is a circular arc transition outer arc section 1-3;

2 ~ 3 horizontal connecting mounting ports 1-19 are arranged on two sides of the top surface of the horizontal plate body 1-1, the horizontal plate bodies 1-1 on the two sides are symmetrical by the central line of the plate average division, the horizontal connecting mounting ports 1-19 are close to the edge of the horizontal plate body 1-1, the distance from the edge is 100 ~ 150mm, the horizontal connecting mounting ports are downwards arranged to be 30 ~ 50mm below the horizontal central line of the horizontal plate body 1-1, and connecting screw holes 1-18 are arranged on the horizontal lateral end surface of the horizontal central line;

the whole bottom corner plate is divided into two equal parts, so that a horizontal plate body 1-1 and a vertical short connecting plate 1-2 are called as two symmetrical parts, the top of the vertical short connecting plate 1-2 is horizontal, a top longitudinal shear key 1-12 is arranged, the top longitudinal shear key 1-12 is arranged between the two equal parts, the top longitudinal shear key 1-12 is distributed at the same position of the two equal parts, vertical connecting installing ports 1-20 are respectively arranged between the two equal parts of a top end connecting reinforcing inclined rib 1-5, so that the vertical connecting installing ports 1-20 are arranged at the same position of the two equal parts, the vertical connecting installing ports 1-20 are upwards opened to the top surface of a top end connecting reinforcing overhanging rib 1-4 and inwards opened to a middle groove 1-6 and continuously inwards 30-50mm, connecting screw holes 1-18 are vertically upwards opened to the top of the vertical short connecting plate 1-2 at the positions of the middle of the vertical connecting installing ports 1-20 and the surface of the middle groove 1-6, and a tertiary protection warning corrugated belt 1-11 is a connecting plate 100 ~ 150mm which is connected with the horizontal plate body 1-1 and the vertical short connecting plate 1-2 along the inner side connecting plate 1-2.

The whole bottom middle plate 2 is rectangular when viewed from top, and the whole plate is provided with two mutually vertical symmetry axes;

the bottom is a horizontal plate body 2-1, and a middle short connecting plate 2-2 penetrating through the whole short side direction is arranged in the middle of the long side direction of the horizontal plate body 2-1;

two ends of the horizontal plate body 2-1 are provided with step connectors which are divided into three steps, the bottom of the horizontal plate body is upwards connected with a first-level step 2-13, the middle of the horizontal plate body is connected with a second-level step 2-15, the upper part of the horizontal plate body is connected with a third-level step 2-17, and the heights of the three steps are equal; a first-stage step platform 2-14 and a second-stage step platform 2-16 are respectively formed among the bottom connecting first-stage steps 2-13, the middle connecting second-stage steps 2-15 and the upper connecting third-stage steps 2-17 to connect the three steps;

the middle connecting second-level steps 2-15 are recessed towards the bottom layer middle plate relative to the upper connecting third-level steps 2-17, the bottom connecting first-level steps 2-13 are recessed towards the bottom layer middle plate relative to the middle connecting second-level steps 2-15, and the widths of the first-level step platforms 2-14 and the second-level step platforms 2-16 are equal;

along the inner connecting angle of the horizontal plate body 2-1 and the middle short connecting plate 2-2, the end part of the horizontal plate body 2-1 is provided with a section of three-time protection warning corrugated belt 2-11;

a section between the tertiary protection warning corrugated belt 2-11 and the middle short connecting plate 2-2 and adjacent to the tertiary protection warning corrugated belt 2-11 is a secondary anti-collision reinforced protection slope 2-10, and the section is inclined upwards from the tertiary protection warning corrugated belt 2-11 to the middle short connecting plate 2-2, wherein the height of the secondary anti-collision reinforced protection slope 2-10 is 50 ~ 100mm and 100mm wide, and the slope is 30 ~ 45 degrees;

a section of horizontal anti-collision wall mounting platform 2-9 is arranged between the secondary anti-collision reinforced protection slope 2-10 and the middle short connecting plate 2-2, and the width of the anti-collision wall mounting platform 2-9 is 200 ~ 300 mm;

the inner side of the middle short connecting plate 2-2 is respectively provided with a top end connection reinforcing outward extending rib 2-4, a top end connection reinforcing inclined rib 2-5, a middle groove 2-6, a bottom corner connection reinforcing inclined rib 2-7 and an anti-collision wall connection reinforcing rib 2-8 from top to bottom; the top end connecting and reinforcing overhanging rib 2-4 is positioned at the top of the middle short connecting plate 2-2 and horizontally extends inwards; the lower part of the top end connecting reinforcing overhanging rib 2-4 is a top end connecting reinforcing inclined rib 2-5 which is retracted towards the inside of the middle short connecting plate 2-2 and downward, a section of vertical middle groove 2-6 is arranged below the top end connecting reinforcing inclined rib 2-5, and a bottom corner extending downwards to the outside of the middle short connecting plate 2-2 is connected with a reinforcing inclined rib 2-7 below the middle groove 2-6; a section of vertical anti-collision wall connecting reinforcing rib 2-8 is arranged below the bottom corner connecting reinforcing inclined rib 2-7; the end connection reinforcing overhanging ribs 2-4 and the anti-collision wall connection reinforcing ribs 2-8 are on the same vertical plane;

the two sides of the top surface of the horizontal plate body 2-1 at the two sides of the middle short connecting plate 2-2 are provided with 1 ~ 2 horizontal connecting and mounting ports 2-18, the horizontal connecting and mounting ports 2-18 are close to the edge of the horizontal plate body 2-1, the distance from the edge is 100 ~ 150mm, and the horizontal connecting and mounting ports are downwards arranged to be 30 ~ 50mm below the horizontal center line of the horizontal plate body 2-1, and the horizontal lateral end surface of the horizontal center line is provided with a connecting screw hole 2-3;

dividing the bottom middle plate (2) into two symmetrical parts by a middle line vertical to the middle short connecting plate 2-2; the top of the middle short connecting plate 2-2 is horizontal, and is provided with a top longitudinal shear key 2-12, the top longitudinal shear key 2-12 is arranged between the two equal parts, and the top longitudinal shear keys 2-12 are distributed at the same positions of the two equal parts; vertical connecting installation openings 2-19 are respectively formed in the middle of two equal parts of the top end connecting reinforcing inclined ribs 2-5, so that the vertical connecting installation openings 2-19 are arranged at the same positions of the two equal parts, the vertical connecting installation openings 2-19 are upwards formed to the top surface of the top end connecting reinforcing overhanging ribs 2-4, inwards formed to middle grooves 2-6 and continuously inwards 30-50 mm; connecting screw holes 2-3 are vertically and upwards formed in the middle of the vertical connecting mounting ports 2-19 and the surface of the middle groove 2-6 until the top of the middle short connecting plate 2-2, one end of the bottom layer middle plate 2 in the width direction is provided with a horizontal connecting mounting port 2-18, and the horizontal connecting mounting port 2-18 is provided with a connecting screw hole 2-3 in the horizontal direction to the middle of two equal parts connected with the secondary ladder 2-15;

the side wall structural plate 3 is a rectangular plate as a whole, and the left side and the right side of the whole plate surface are symmetrical;

the lower part is a lower layer straight plate 3-1, and the bottom of the lower layer straight plate 3-1 is a bottom connector 3-3; the upper part is an upper layer straight plate 3-2, and the top of the upper layer straight plate 3-2 is a top connector 3-5; a middle plate is arranged between the lower layer straight plate 3-1 and the upper layer straight plate 3-2 and is connected with a step rib 3-4; the thickness of the lower layer straight plate 3-1 is the same as that of the upper layer straight plate 3-2;

the bottom end of the bottom connector 3-3 is provided with a bottom reinforcing straight rib 3-6 horizontally extending towards the inner side of the cabin, the upper part of the bottom reinforcing straight rib 3-6 is provided with a bottom reinforcing inclined rib 3-7 retracted towards the plate surface direction of the upper and lower straight plates 3-1, and the length of the bottom connector 3-3 extending out of the plate surface of the lower straight plate 3-1 is 0.5 ~ 1 times of the thickness of the lower straight plate 3-1;

the top end of the top connector 3-5 is provided with a top reinforcing straight rib 3-13 horizontally extending towards the inner side of the cabin, the lower part of the top reinforcing straight rib 3-13 is provided with a top reinforcing inclined rib 3-12 retracting downwards towards the surface of the upper layer straight plate 3-2, and the length of the top connector 3-5 extending out of the surface of the upper layer straight plate 3-2 is 0.5 ~ 1.5.5 times of the thickness of the upper layer straight plate 3-2;

the bottom of the middle plate connecting step rib 3-4 is connected with the plate surface of the inner side of the cabin of the lower layer straight plate 3-1, and extends towards the inner side of the upper cabin, and the extending length is 1 ~ 2 times of the thickness of the lower layer straight plate 3-1, the upper part of the middle reinforcing inclined rib 3-8 is a vertically upward middle connecting lower step rib 3-9, the top end of the middle connecting lower step rib 3-9 is horizontally inwards retracted to form a middle step opening 3-10, the middle step opening 3-10 is vertically upwards formed into a middle upper step rib 3-11, the middle connecting upper step rib 3-11 is horizontally retracted towards the plate surface of the upper layer straight plate 3-2, the height of the middle connecting lower step rib 3-9 is 1.0 ~ 1.5.5 times of the height of the middle connecting upper step rib 3-11, and the extending length of the middle connecting lower step rib 3-9 is 2 times of the extending length of the middle connecting upper step rib 3-11 outwards;

drawing a vertical central line on the plate surface of the side wall structural plate 3 to divide the plate surface into two equal parts, downwards arranging bottom vertical connecting and mounting openings 3-14 at the same positions of the middle equal parts of the two bottom reinforced inclined ribs 3-7 downwards and towards the vertical central line of the lower layer straight plate 3-1, downwards arranging vertical connecting and mounting openings 3-14 to the bottom reinforced straight ribs 3-6, downwards arranging vertical connecting screw holes 3-20 at the same positions of the bottom vertical connecting and mounting openings 3-14, downwards arranging the vertical central line of the lower layer straight plate 3-1 until the vertical central line exceeds 30 ~ 50mm, and downwards arranging vertical connecting screw holes 3-20 at the same positions of the middle of the vertical central line;

the middle of the equal part of the two top reinforced inclined ribs 3-12 is upwards provided with a top vertical connecting mounting port 3-15 at the same position, the top vertical connecting mounting port 3-15 is upwards opened to the top reinforced straight rib 3-13, the same part of the top vertical connecting mounting port 3-15 is downwards provided with a vertical connecting screw hole 3-20, the same part of the top vertical connecting mounting port 3-15 is downwards provided with a vertical central line of the lower layer straight plate 3-1 until the vertical central line exceeds the vertical central line by 30-30 ~ 50mm, and the same position of the middle of the vertical central line is upwards provided with a vertical connecting screw hole 3-20;

middle lower horizontal connecting mounting ports 3-16 are upwards formed in the same middle positions of equal parts of the two middle reinforcing inclined ribs 3-8, the middle lower horizontal connecting mounting ports 3-16 are upwards formed to be 30 ~ 60mm above a horizontal middle plane of the middle connecting lower stepped ribs 3-9, and middle lower horizontal connecting screw holes 3-18 are horizontally outwards formed in the same parts of the horizontal middle plane;

the middle parts of the two equal parts of the middle upper stepped ribs 3-11 are provided with middle layer upper horizontal connecting and mounting openings 3-17 downwards, the middle layer upper horizontal connecting and mounting openings 3-17 downwards extend to 30 ~ 60mm below the horizontal middle plane of the middle upper stepped ribs 3-11, and middle layer upper horizontal connecting screw holes 3-19 are arranged outwards and horizontally at the same parts of the horizontal middle plane.

The whole middle structural plate 4 is a rectangular plate, the left side and the right side of the whole plate surface are symmetrical, and the left side and the right side of the side end surface are symmetrical;

the lower part is a lower layer straight plate 4-1, and the bottom of the lower layer straight plate 4-1 is a bottom connector 4-3; the upper part is an upper layer straight plate 4-2, and the top of the upper layer straight plate 4-2 is a top connector 4-5; a middle plate is arranged between the lower layer straight plate 4-1 and the upper layer straight plate 4-2 and is connected with a step rib 4-4; the thickness of the lower layer straight plate 4-1 is the same as that of the upper layer straight plate 4-2;

the bottom end of the bottom connector 4-3 is provided with a bottom reinforcing straight rib 4-6 which extends vertically and outwards, the upper part of the bottom reinforcing straight rib 4-6 is provided with a bottom reinforcing inclined rib 4-7 which retracts upwards and inwards, and the bottom reinforcing inclined rib 4-7 retracts to the two side plate surfaces of the lower layer straight plate 4-1 all the time;

the top end of the top connector 4-5 is provided with a top reinforcing straight rib 4-13 which extends vertically and outwards, the lower part of the top reinforcing straight rib 4-13 is provided with a top reinforcing inclined rib 4-12 which retracts downwards and inwards, and the top reinforcing inclined rib 4-12 always retracts into the two side plate surfaces of the upper layer straight plate 4-2;

the bottom of a middle plate connecting step rib 4-4 is connected with the plate surfaces at two sides of a lower layer straight plate 4-1 and extends upwards and outwards, the extending length is 1 ~ 2 times of the thickness of the lower layer straight plate 4-1, the upper part of a middle reinforcing inclined rib 4-8 is a vertically upward middle connecting lower step rib 4-9, the top end of the middle connecting lower step rib 4-9 is horizontally inwards retracted to form a middle step opening 4-10, the middle step opening 4-10 is vertically upwards formed into a middle upper step rib 4-11, the middle upper step rib 4-11 is horizontally inwards retracted to the plate surfaces at two sides of an upper layer straight plate 4-2, the height of the middle connecting lower step rib 4-9 is 1.0 ~ 1.5.5 times of the height of the middle connecting upper step rib 4-11, and the extending length of the middle connecting lower step rib 4-9 outwards is 2 times of the extending length of the middle step connecting upper step rib 4-11 outwards;

drawing a vertical center line on the plate surface of the middle structure plate 4, and dividing the plate surface into two equal parts; the middle of the equal part of the two bottom reinforced inclined ribs 4-7 is provided with a bottom vertical connecting and mounting opening 4-14 downwards, the bottom vertical connecting and mounting opening 4-14 downwards extends to the bottom reinforced straight rib 4-6, and the same part of the bottom vertical connecting and mounting opening 4-14 is provided with a vertical connecting screw hole 4-20 downwards; the middle of the equal part of the two top reinforced inclined ribs 4-12 is provided with a top vertical connecting and mounting port 4-15 upwards, the top vertical connecting and mounting port 4-15 upwards extends to the top reinforced straight rib 4-13, and the same part of the top vertical connecting and mounting port 4-15 is provided with a vertical connecting screw hole 4-20 downwards;

middle lower horizontal connecting mounting ports 4-16 are upwards formed in the same middle positions of equal parts of the two middle reinforcing inclined ribs 4-8, the middle lower horizontal connecting mounting ports 4-16 are upwards formed to be 30 ~ 60mm above a horizontal middle plane of the middle connecting lower stepped ribs 4-9, and middle lower horizontal connecting screw holes 4-18 are horizontally outwards formed in the same parts of the horizontal middle plane;

the middle parts of the two equal parts of the middle upper stepped ribs 4-11 are provided with middle layer upper horizontal connecting and mounting openings 4-17 downwards, the middle layer upper horizontal connecting and mounting openings 4-17 downwards extend to 30 ~ 60mm below the horizontal middle plane of the middle upper stepped ribs 4-11, and middle layer upper horizontal connecting screw holes 4-19 are arranged outwards horizontally at the same parts of the horizontal middle plane.

The plate body 5-1 of the middle-layer structural plate 5 is integrally rectangular, steps are arranged at two ends of the plate body 5-1 in the length direction, a lower inward-retracting step 5-4 is arranged below the plate body, and an upper outward-extending step 5-5 is arranged above the plate body; the heights of the lower retracting step 5-4 and the upper extending step 5-5 are equal;

2 ~ 3 longitudinal inter-plate connecting and mounting ports 5-10 are respectively arranged on two side edges in the length direction of the plate body 5-1 and each side edge of the top surface of the plate body 5-1, the longitudinal inter-plate connecting and mounting ports 5-10 are rectangular, the long edge direction is vertical to the long edge direction of the plate body 5-1, the longitudinal inter-plate connecting and mounting ports 5-10 are 50 ~ 100mm away from the long edge direction of the plate body 5-1, the longitudinal inter-plate connecting and mounting ports 5-10 are downwards arranged to be 30 ~ 60mm below the central line of the height of the plate body 5-1, and longitudinal inter-plate connecting screw holes 5-11 are horizontally arranged at the end parts of the two side edges in the length direction of the plate body 5;

drawing a central line to divide the plate body 5-1 into two equal parts along the length direction;

the lower surface of a plate body 5-1 close to a lower retracting step 5-4 is provided with a lower layer connecting mounting port 5-2 at the same position of two equal parts, the lower layer connecting mounting port 5-2 is upwards provided to be 30 ~ 60mm above the height central line of the lower retracting step 5-4, and the end part of the lower retracting step 5-4 is horizontally provided with a lower connecting screw hole 5-6, the lower layer connecting mounting port 5-2 is rectangular, the long edge is vertical to the lower retracting step 5-4, and the lower layer connecting mounting port 5-2 is 50 ~ 100mm away from the edge of the lower retracting step 5-4;

an upper layer connecting mounting opening 5-3 is formed in the upper surface of a plate body 5-1, close to an upper overhanging step 5-5, at the same position of two equal parts, the upper layer connecting mounting opening 5-3 is formed downwards to be 30 ~ 60mm below the height center line of the upper overhanging step 5-5, an upper connecting screw hole 5-7 is horizontally formed in the end part of the upper overhanging step 5-5, the upper layer connecting mounting opening 5-3 is rectangular, the long edge of the upper layer connecting mounting opening 5-3 is vertical to the upper overhanging step 5-5, and the upper layer connecting mounting opening 5-3 is 50 ~ 100mm away from the edge of the upper overhanging step 5-5;

embedding U-shaped double-end overhanging connecting steel bars 5-8 in the center line of the short side of the plate body 5-1, wherein the U-shaped double-end overhanging connecting steel bars 5-8 are parallel to the short side of the plate body 5-1;

the U-shaped double-end overhanging connecting steel bar 5-8 is a U-shaped steel bar, the bottom edge is horizontal, the bottom edge is completely positioned in the plate body 5-1, the distance between the bottom edge and the bottom surface of the plate body 5-1 is 35 ~ 50mm, two ends of the bottom edge are bent upwards and vertically extend out of the surface of the plate body 5-1, the extending points are positioned in the centers of the same positions of two equal parts, and two end parts of the U-shaped double-end overhanging connecting steel bar 5-8 are provided with turnbuckles and nuts 5-9 matched with the turnbuckles in advance.

The pipe gallery partition plate 6 mainly comprises a plate body 6-1, a vertical mounting port 6-2, a horizontal mounting port 6-3 and a screw hole 6-4; the plate body 6-1 is a rectangular plate as a whole, one side surface of the plate body 6-1 close to two horizontal ends is respectively and uniformly provided with a horizontal mounting opening 6-3, the horizontal mounting opening 6-3 is a rectangular opening, the long side is horizontal, the horizontal mounting opening 6-3 is provided with a thickness central line which exceeds the plate body 6-1 by 30-50mm, and the thickness central line is horizontally provided with a screw hole 6-4 to the horizontal end surface of the plate body 6-1;

the plate surface of the plate body 6-1 is vertically divided into two equal parts, a vertical mounting opening 6-2 is respectively arranged on the plate surface of one side of the two equal parts, which is close to the middle of the bottom and the middle of the top and is the same with the horizontal mounting opening 6-3, the vertical mounting opening 6-2 is rectangular, the long side is vertical,

the vertical mounting port 6-2 is provided with a thickness center line which exceeds the plate body 6-1 by 30-50mm, and screw holes 6-4 are respectively formed upwards and downwards on the thickness center line to the top end and the bottom end of the plate body 6-1.

The top structural panel 7 comprises a top structural panel a7a and a top structural panel b7b,

the top structural plate a7a mainly comprises an arc-shaped plate 7-1, a vertical connecting reinforcing rib 7-2, a horizontal bottom connecting reinforcing rib 7-3, a horizontal bottom connecting inclined rib 7-4, a horizontal top connecting reinforcing rib 7-5, a horizontal top connecting inclined rib 7-6, an inter-plate transverse connecting mounting opening 7-7, an inter-plate longitudinal connecting mounting opening 7-8, a vertical shell connecting mounting opening 7-9, a vertical partition wall connecting mounting opening 7-10, screw holes 7-11, a vertical connecting horizontal steel plate 7-12, a horizontal connecting vertical steel plate 7-13, an inner layer annular stress steel bar 7-14, an outer layer annular stress steel bar 7-15, a vertical reinforcing steel bar 7-16, an inner layer reinforcing bent steel bar 7-17, an outer layer reinforcing bent steel bar 7-18, 7-19 parts of end reinforcing ring ribs, 7-20 parts of longitudinal reinforcing ring ribs, 7-21 parts of partition wall reinforcing connecting ribs and 7-22 parts of steel plate through holes;

the arc-shaped plate 7-1 is arc-shaped, one end of the arc-shaped plate is a horizontal end, the other end of the arc-shaped plate is a vertical end, the inner side of the vertical end is provided with a vertical connecting reinforcing rib 7-2, the lower part of the horizontal end is provided with a horizontal bottom connecting reinforcing rib 7-3, the end plane of the horizontal bottom connecting reinforcing rib 7-3 is vertical, the inner side surface of the horizontal bottom connecting reinforcing rib is provided with an inclined horizontal bottom connecting inclined rib 7-4, the upper part of the horizontal end is provided with a horizontal top connecting reinforcing rib 7-5, the end plane of the horizontal top connecting reinforcing rib 7-5 is vertical, the inner side surface of the horizontal top connecting reinforcing rib is provided with an inclined horizontal top connecting inclined rib 7-6, the height of the horizontal top connecting reinforcing rib 7-5 is 100 ~ 150mm, and the height of the;

the inner layer of the arc-shaped plate 7-1 is provided with inner layer circumferential stress steel bars 7-14 which are uniformly distributed, the outer layer is provided with outer layer circumferential stress steel bars 7-15 which are uniformly distributed, two vertical connecting horizontal steel plates 7-12 are respectively arranged at the vertical ends, and the vertical connecting horizontal steel plates 7-12 are welded with the two inner layer circumferential stress steel bars 7-14 and the outer layer circumferential stress steel bars 7-15; welding horizontally connected vertical steel plates 7-13 at the other ends of two inner-layer annular stress steel bars 7-14 and outer-layer annular stress steel bars 7-15 of the same vertically connected horizontal steel plate 7-12 respectively, wherein the quantity of two sides of a frame body formed by two groups of vertically connected horizontal steel plates 7-12, horizontally connected vertical steel plates 7-13, inner-layer annular stress steel bars 7-14 and outer-layer annular stress steel bars 7-15 is equal; all the outer-layer annular stress steel bars 7-15 correspond to the inner-layer annular stress steel bars 7-14 one by one;

the widths of two sides of a frame body formed by two groups of vertically connected horizontal steel plates 7-12, horizontally connected vertical steel plates 7-13, inner layer annular stress steel bars 7-14 and outer layer annular stress steel bars 7-15 are all equal and are half of the width between the frame bodies formed by the four groups of the two groups;

arranging a plurality of longitudinal reinforcing ring bars 7-20 which are uniformly distributed, wherein the longitudinal reinforcing ring bars 7-20 are perpendicular to the inner-layer annular stress reinforcing bars 7-14 and the outer-layer annular stress reinforcing bars 7-15, and all the inner-layer annular stress reinforcing bars 7-14 and the outer-layer annular stress reinforcing bars 7-15 are wrapped;

the vertically connected horizontal steel plates 7-12 extend into the vertical connecting reinforcing ribs 7-2, two vertical reinforcing steel bars 7-16 are respectively welded, and the distance between the vertical reinforcing steel bars 7-16 is equal to the distance between the inner-layer annular stress steel bars 7-14; the vertical reinforcing steel bars 7-16 are vertically upwards and extend to the outer-layer annular stress steel bars 7-15, steel plate through holes 7-22 are respectively formed in the middle of welding points of the two vertical reinforcing steel bars 7-16 and the vertical-connected horizontal steel plates 7-12, and steel plate through holes 7-22 are respectively formed in the middle of welding points of the two outer-layer annular stress steel bars 7-15 and the vertical-connected horizontal steel plates 7-12;

the lower parts of the horizontally connected vertical steel plates 7-13 extend into the horizontal bottom connecting reinforcing ribs 7-3, two inner layer reinforcing bent steel bars 7-17 are respectively welded, and the distance between the inner layer reinforcing bent steel bars 7-17 is equal to the distance between the inner layer annular stress steel bars 7-14; the inner layer reinforced bent steel bars 7-17 are horizontal, the edges of the inclined ribs 7-4 are connected at the horizontal bottom, bent and always parallel to the inclined ribs 7-4 connected at the horizontal bottom and extend to the outer layer annular stressed steel bars 7-15 in the same direction; the upper parts of the horizontally connected vertical steel plates 7-13 extend into the horizontal top connecting reinforcing ribs 7-5, two outer layer reinforcing bent steel bars 7-18 are respectively welded, and the distance between the outer layer reinforcing bent steel bars 7-18 is equal to the distance between the inner layer annular stress steel bars 7-14; the outer layer reinforced bent steel bars 7-18 are horizontal, the edges of the horizontal top connecting inclined ribs 7-6 are bent, and the outer layer reinforced bent steel bars are always parallel to the horizontal top connecting inclined ribs 7-6 and extend to the inner layer annular stressed steel bars 7-14 in the same direction;

the horizontally connected vertical steel plates 7-13 are provided with steel plate through holes 7-22 between the two outer-layer hoop stressed steel bars 7-15 and the two outer-layer reinforced bent steel bars 7-18;

the horizontally connected vertical steel plates 7-13 are provided with steel plate through holes 7-22 between the two inner-layer hoop stress steel bars 7-14 and the two inner-layer reinforced bent steel bars 7-17;

the horizontal bottom connection reinforcing ribs 7-3 and the horizontal top connection reinforcing ribs 7-5 of the top structural panel b7b are 2 ~ 4 times the width of the horizontal bottom connection reinforcing ribs 7-3 and the horizontal top connection reinforcing ribs 7-5 of the top structural panel a7 a;

the top structural panel b7b is longer than the top structural panel a7a, and after the two are connected in a circular manner, the center line is located in the horizontal bottom connecting reinforcing rib 7-3 and the horizontal top connecting reinforcing rib 7-5 of the top structural panel b7b, and the horizontal bottom connecting reinforcing ribs 7-3 on both sides of the center line are equal in width.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides an assembled concrete underground traffic and utility tunnel structure, mainly includes bottom scute (1), bottom intermediate lamella (2), lateral wall structural slab (3), intermediate structure board (4), middle level structural slab (5), piping lane division board (6), top structural slab (7), bolt (8), nut (9), crashproof wall (10), traffic compartment (11), utility tunnel cabin (12), its characterized in that:

the fabricated concrete underground traffic and comprehensive pipe gallery structure is a two-layer underground structure, and the cross section is bilaterally symmetrical; the bottom layer is provided with rectangular traffic cabins (11) which are equal in parallel, and the top layer is provided with four comprehensive pipe gallery cabins (12) which are arranged side by side;

the middle of the bottom is a bottom middle plate (2), and the bottom middle plate (2) is symmetrical left and right; the outer sides of two sides of the bottom middle plate (2) are provided with bottom corner plates (1), and the two bottom corner plates (1) are symmetrical relative to the bottom middle plate (2); the bolts (8) penetrate through the horizontal connecting and mounting ports (1-19) of the bottom corner plate (1), the bolts (8) enter the horizontal connecting and mounting ports (2-18) of the bottom middle plate (2) through the connecting screw holes (1-18) of the bottom corner plate (1) and the connecting screw holes (2-3) of the bottom middle plate (2), and are connected by nuts (9);

the top end of a vertical short connecting plate (1-2) of a bottom corner plate (1) is provided with a side wall structural plate (3), the bottom reinforcing straight ribs (3-6) of the side wall structural plate (3) face the inside of a traffic cabin (11), bolts (8) penetrate through vertical connecting mounting ports (1-20) of the bottom corner plate (1), the bolts (8) are connected with screw holes (1-18) and vertical connecting screw holes (3-20) of the side wall structural plate (3) through the bottom corner plate (1), enter the bottom vertical connecting mounting ports (3-14) of the side wall structural plate (3), and are connected through nuts (9);

the middle structure plate (4) is arranged at the top end of the middle short connecting plate (2-2) of the bottom middle plate (2), a bolt (8) penetrates through a vertical connecting and mounting hole (2-19) of the bottom middle plate (2), the bolt (8) is connected with a screw hole (2-3) and a vertical connecting screw hole (4-20) of the middle structure plate (4) through the bottom middle plate (2), enters a bottom vertical connecting and mounting hole (4-14) of the middle structure plate (4), and is connected by a nut (9);

two ends of the middle layer structural plate (5) are respectively lapped on the middle connecting lower step rib (3-9) and the middle connecting lower step rib (4-9) of the side wall structural plate (3) and the middle structural plate (4); the lower retracting step (5-4) and the upper extending step (5-5) of the middle layer structural plate (5) are respectively matched with the middle connecting lower step rib (3-9) and the middle connecting upper step rib (3-11) of the side wall structural plate (3); the lower retracting step (5-4) and the upper extending step (5-5) of the middle layer structural plate (5) are respectively matched with the middle connecting lower step rib (4-9) and the middle connecting upper step rib (4-11) of the middle layer structural plate (4); bolts (8) are respectively penetrated into the lower layer connecting mounting port (5-2) and the upper layer connecting mounting port (5-3) of the middle layer structural plate (5), the bolts (8) are respectively penetrated into the middle layer lower part horizontal connecting mounting port (3-16) and the middle layer upper part horizontal connecting mounting port (3-17) of the side wall structural plate (3), and are penetrated into the middle layer lower part horizontal connecting mounting port (4-16) and the middle layer upper part horizontal connecting mounting port (4-17) of the middle layer structural plate (4), and are respectively connected by nuts (9);

the top structural plate (7) comprises a top structural plate a (7a) and a top structural plate b (7b), the ends of horizontal connecting vertical steel plates (7-13) of the top structural plate a (7a) and the top structural plate b (7b) are opposite one by one, the widths of the top structural plate a (7a) and the top structural plate b (7b) are equal, the top structural plate a (7a) and the top structural plate b (7b) at two sides are longitudinally connected with the mounting openings (7-8) one by one, bolts (8) are inserted into the longitudinal connecting mounting openings (7-8) between the top structural plate a and the top structural plate b at the other side and connected by the nuts (9), the top structural plate a (7a) and the top structural plate b (7b) at two sides are alternately connected by the top structural plate b, the top structural plate a (7a) is shorter than the top structural plate b (7b), the top structural plate b 7a and the top structural plate b (7b) at the other side are aligned, the middle connecting structural plate a (7a) and the top structural plate b (7a) at two sides are mutually staggered, the top structural plate a connecting point 7a (7 a-7 a) and a 7b) at a 7b, the top structural plate b are respectively connected with the top structural plate b, the top structural plate b (7a 7b) at a connecting point 7b, the longitudinal connecting point 7b, the top structural plate b is vertically connected with the top structural plate b, the top structural plate b is arranged at the top structural plate b, the top structural plate b is arranged in a structural plate b is arranged at the top structural plate b, the top structural plate b is arranged at the top structural plate b, the top structural plate b is arranged in a structural plate 7b, the top structural plate 7b, the top structural plate 7b, the structural plate b is arranged in the structural plate b, the structural plate b is arranged in the structural plate 7b, the structural plate 7 b;

the vertical connecting reinforcing rib (7-2) of the top structural plate (7) is matched with the top connector (3-5) of the side wall structural plate (3), a bolt (8) penetrates through a vertical connecting mounting hole (3-15) in the top of the side wall structural plate (3), the bolt (8) penetrates into a vertical shell connecting mounting hole (7-9) of the top structural plate (7), and the vertical connecting reinforcing rib and the vertical shell connecting mounting hole are connected through a nut (9); the horizontal bottom connecting reinforcing rib (7-3) of the top structural plate (7) is matched with the top connector (4-5) of the middle structural plate (4), a bolt (8) penetrates through a vertical connecting mounting hole (4-15) at the top of the middle structural plate (4), the bolt (8) penetrates into a vertical shell connecting mounting hole (7-9) on the horizontal bottom connecting reinforcing rib (7-3), and the horizontal bottom connecting reinforcing rib and the top connector are connected through a nut (9);

u-shaped double-end overhanging connecting steel bars (5-8) of the middle-layer structural plate (5) are inserted into a vertical mounting opening (6-2) at the bottom of the pipe gallery partition plate (6) and are connected by nuts (9); a bolt (8) penetrates through a vertical mounting hole (6-2) at the top of the pipe gallery partition plate (6), the bolt (8) penetrates into a vertical partition wall connecting mounting hole (7-10) of the top structural plate (7), and the bolts are connected by a nut (9);

the top end of the bottom corner plate (1) is connected with the reinforced overhanging ribs (1-4), the anti-collision wall connecting reinforcing ribs (1-8) and the common corner of the anti-collision wall mounting platform (1-9) is provided with the anti-collision wall (10).

2. The fabricated concrete underground traffic and utility tunnel structure of claim 1, wherein: the bottom of the bottom corner plate 1 is a horizontal plate body (1-1), one end of the horizontal plate body (1-1) is provided with a vertical short connecting plate (1-2), the other end of the horizontal plate body is provided with a step connecting port which is divided into three steps, the bottom of the horizontal plate body is upwards connected with a first-level step (1-13), a middle connecting second-level step (1-15) and an upper connecting third-level step (1-17) in sequence, and the three steps are equal in height; a first-stage step platform (1-14) and a second-stage step platform (1-16) are respectively formed among the bottom connected with the first-stage steps (1-13), the middle connected with the second-stage steps (1-15) and the upper connected with the third-stage steps (1-17) to connect the first-stage step platform, the second-stage step platform and the third-stage step platform; the widths of the first-stage step platforms (1-14) and the second-stage step platforms (1-16) are equal;

along the inner connecting angle of the horizontal plate body (1-1) and the vertical short connecting plate (1-2), the end part of the horizontal plate body (1-1) is provided with a section of three-time protection warning corrugated belt (1-11);

a section between the tertiary protection warning corrugated belt (1-11) and the vertical short connecting plate (1-2) and adjacent to the tertiary protection warning corrugated belt (1-11) is a secondary anti-collision reinforced protection slope (1-10) which is inclined upwards from the tertiary protection warning corrugated belt (1-11) to the vertical short connecting plate (1-2), wherein the height of the secondary anti-collision reinforced protection slope (1-10) is 50 ~ 100mm and 100mm wide, and the slope is 30 ~ 45 degrees;

a section of horizontal anti-collision wall mounting platform (1-9) is arranged between the secondary anti-collision reinforced protection slope (1-10) and the vertical short connecting plate (1-2), and the width of the anti-collision wall mounting platform (1-9) is 200 ~ 300 mm;

the inner side of the vertical short connecting plate (1-2) is respectively provided with a top end connection reinforcing outward extending rib (1-4), a top end connection reinforcing inclined rib (1-5), a middle groove (1-6), a bottom corner connection reinforcing inclined rib (1-7) and an anti-collision wall connection reinforcing rib (1-8) from top to bottom; the top end connecting and reinforcing overhanging rib (1-4) is positioned at the top of the vertical short connecting plate (1-2) and horizontally extends inwards; the lower part of the top end connecting reinforcing overhanging rib (1-4) is a top end connecting reinforcing inclined rib (1-5) which is retracted towards the inside of the vertical short connecting plate (1-2) and downward, a section of vertical middle groove (1-6) is arranged below the top end connecting reinforcing inclined rib (1-5), and a bottom corner extending downwards to the outside of the vertical short connecting plate (1-2) is connected with the reinforcing inclined rib (1-7) below the middle groove (1-6); a section of vertical anti-collision wall connecting reinforcing rib (1-8) is arranged below the bottom corner connecting reinforcing inclined rib (1-7); the top end connection reinforcing overhanging ribs (1-4) and the anti-collision wall connection reinforcing ribs (1-8) are on the same vertical plane;

the outer side of the connection between the horizontal plate body (1-1) and the vertical short connecting plate (1-2) is a circular arc transition outer arc section (1-3);

2 ~ 3 horizontal connecting installation ports (1-19) are arranged on two sides of the top surface of the horizontal plate body (1-1), the horizontal plate bodies (1-1) on the two sides are symmetrical by a central line divided by the plate, the horizontal connecting installation ports (1-19) are close to the edge of the horizontal plate body (1-1), are spaced from the edge by 100 ~ 150mm, are downwards arranged to be 30 ~ 50mm below the horizontal central line of the horizontal plate body (1-1), and are provided with connecting screw holes (1-18) on the horizontal lateral end surface of the horizontal central line;

the whole bottom corner plate is divided into two equal parts, so that a horizontal plate body (1-1) and a vertical short connecting plate (1-2) are called as two symmetrical parts, the top of the vertical short connecting plate (1-2) is horizontal, a top longitudinal shear key (1-12) is arranged, the top longitudinal shear key (1-12) is arranged between the two equal parts, the top longitudinal shear key (1-12) is distributed at the same position of the two equal parts, vertical connecting installation ports (1-20) are respectively arranged in the middle of the two equal parts of which the top ends are connected with reinforcing inclined ribs (1-5), so that the vertical connecting installation ports (1-20) are arranged at the same position of the two equal parts, the vertical connecting installation ports (1-20) are upwards arranged to the top surface of the top end connecting reinforcing inclined ribs (1-4), inwards arranged to middle grooves (1-6) and continuously inwards arranged by 30-50mm, vertical connecting screw holes (1-18) are arranged in the middle of the vertical connecting installation ports (1-20) and the surface of the middle grooves (1-6) and are upwards arranged until the vertical connecting plate body (1-2) and the warning strip (1-2) is connected with a wave-shaped water.

3. The fabricated concrete underground traffic and utility tunnel structure of claim 1, wherein: the whole bottom middle plate (2) is rectangular when being overlooked, and the whole plate is provided with two mutually vertical symmetric axes;

the bottom is a horizontal plate body (2-1), and a middle short connecting plate (2-2) penetrating through the whole short side direction is arranged in the middle of the long side direction of the horizontal plate body (2-1);

two ends of the horizontal plate body (2-1) are provided with step connectors which are divided into three steps, the bottom of the horizontal plate body is upwards connected with a first-level step (2-13), the middle of the horizontal plate body is connected with a second-level step (2-15), the upper part of the horizontal plate body is connected with a third-level step (2-17), and the heights of the three steps are equal; a first-stage step platform (2-14) and a second-stage step platform (2-16) are respectively formed among the bottom connected with the first-stage steps (2-13), the middle connected with the second-stage steps (2-15) and the upper connected with the third-stage steps (2-17) to connect the first-stage step platform, the second-stage step platform and the third-stage step platform;

the middle connecting second-level steps (2-15) are inwards recessed towards the bottom layer middle plate relative to the upper connecting third-level steps (2-17), the bottom connecting first-level steps (2-13) are inwards recessed towards the bottom layer middle plate relative to the middle connecting second-level steps (2-15), and the widths of the first-level step platforms (2-14) and the second-level step platforms (2-16) are equal;

along the inner connecting angle of the horizontal plate body (2-1) and the middle short connecting plate (2-2), the end part of the horizontal plate body (2-1) is provided with a section of three-time protection warning corrugated belt (2-11);

a section between the tertiary protection warning corrugated belt (2-11) and the middle short connecting plate (2-2) and adjacent to the tertiary protection warning corrugated belt (2-11) is a secondary anti-collision reinforced protection slope (2-10) which is inclined upwards from the tertiary protection warning corrugated belt (2-11) to the middle short connecting plate (2-2), wherein the height of the secondary anti-collision reinforced protection slope (2-10) is 50 ~ 100mm and 100mm wide, and the slope is 30 ~ 45 degrees;

a section of horizontal anti-collision wall mounting platform (2-9) is arranged between the secondary anti-collision reinforced protection slope (2-10) and the middle short connecting plate (2-2), and the width of the anti-collision wall mounting platform (2-9) is 200 ~ 300 mm;

the inner side of the middle short connecting plate (2-2) is respectively provided with a top end connecting reinforcing outward extending rib (2-4), a top end connecting reinforcing inclined rib (2-5), a middle groove (2-6), a bottom corner connecting reinforcing inclined rib (2-7) and an anti-collision wall connecting reinforcing rib (2-8) from top to bottom; the top end connecting and reinforcing overhanging rib (2-4) is positioned at the top of the middle short connecting plate (2-2) and horizontally and inwardly extends; the lower part of the top end connecting reinforcing overhanging rib (2-4) is a top end connecting reinforcing inclined rib (2-5) which is retracted towards the inside of the middle short connecting plate (2-2) and downward, a section of vertical middle groove (2-6) is arranged below the top end connecting reinforcing inclined rib (2-5), and a bottom corner extending downwards to the outside of the middle short connecting plate (2-2) is connected with a reinforcing inclined rib (2-7) below the middle groove (2-6); a section of vertical anti-collision wall connecting reinforcing rib (2-8) is arranged below the bottom corner connecting reinforcing inclined rib (2-7); the end connection reinforcing overhanging ribs (2-4) and the anti-collision wall connection reinforcing ribs (2-8) are on the same vertical plane;

the two sides of the top surface of the horizontal plate body (2-1) at the two sides of the middle short connecting plate (2-2) are provided with 1 ~ 2 horizontal connecting and installing ports (2-18), the horizontal connecting and installing ports (2-18) are close to the edge of the horizontal plate body (2-1), the distance from the edge is 100 ~ 150mm, the horizontal connecting and installing ports are downwards arranged to be 30 ~ 50mm below the horizontal center line of the horizontal plate body (2-1), and the horizontal lateral end surface of the horizontal center line is provided with a connecting screw hole (2-3);

dividing the bottom middle plate (2) into two symmetrical parts by a middle line vertical to the middle short connecting plate (2-2); the top of the middle short connecting plate (2-2) is horizontal, and is provided with top longitudinal shear keys (2-12), the top longitudinal shear keys (2-12) are arranged between the two equal parts, and the top longitudinal shear keys (2-12) are distributed at the same positions of the two equal parts; vertical connecting mounting openings (2-19) are respectively formed in the middles of two equal parts of the top end connecting reinforcing inclined ribs (2-5), so that the vertical connecting mounting openings (2-19) are located at the same positions of the two equal parts, the vertical connecting mounting openings (2-19) are upwards formed to the top surfaces of the top end connecting reinforcing overhanging ribs (2-4), inwards formed to middle grooves (2-6) and continuously inwards 30-50 mm; connecting screw holes (2-3) are vertically and upwards formed in the middle of the vertical connecting mounting holes (2-19) and the surface of the middle groove (2-6) until the top of the middle short connecting plate (2-2), a horizontal connecting mounting hole (2-18) is formed in one end of the bottom layer middle plate (2) in the width direction, and the connecting screw holes (2-3) are formed in the horizontal connecting mounting hole (2-18) in the horizontal direction until the middle of two equal parts of the middle connecting secondary ladder (2-15).

4. The fabricated concrete underground traffic and utility tunnel structure of claim 1, wherein: the side wall structural plate (3) is a rectangular plate as a whole, and the left side and the right side of the whole plate surface are symmetrical;

the lower part is a lower layer straight plate (3-1), and the bottom of the lower layer straight plate (3-1) is a bottom connector (3-3); the upper part is an upper layer straight plate (3-2), and the top of the upper layer straight plate (3-2) is a top connector (3-5); a middle plate is arranged between the lower layer straight plate (3-1) and the upper layer straight plate (3-2) to connect with a step rib (3-4); the thickness of the lower layer straight plate (3-1) and the thickness of the upper layer straight plate (3-2) are the same;

the bottom end of the bottom connector (3-3) is provided with a bottom reinforcing straight rib (3-6) horizontally extending towards the inner side of the cabin, the upper part of the bottom reinforcing straight rib (3-6) is provided with a bottom reinforcing inclined rib (3-7) retracting towards the plate surface direction of the upper and lower straight plates (3-1), and the length of the bottom connector (3-3) extending out of the plate surface of the lower straight plate (3-1) is 0.5 ~ 1 times of the thickness of the lower straight plate (3-1);

the top end of the top connector (3-5) is provided with a top reinforcing straight rib (3-13) horizontally extending towards the inner side of the cabin, the lower part of the top reinforcing straight rib (3-13) is provided with a top reinforcing inclined rib (3-12) downwards retracting towards the plate surface of the upper layer straight plate (3-2), and the length of the top connector (3-5) extending out of the plate surface of the upper layer straight plate (3-2) is 0.5 ~ 1.5.5 times of the thickness of the upper layer straight plate (3-2);

the bottom of the middle plate connecting stepped rib (3-4) is connected with the plate surface of the inner side of the cabin of the lower layer straight plate (3-1) and extends out towards the inner side of the upper cabin, the extending length is 1 ~ 2 times of the thickness of the lower layer straight plate (3-1), the upper part of the middle reinforcing inclined rib (3-8) is a vertically upward middle connecting lower stepped rib (3-9), the top end of the middle connecting lower stepped rib (3-9) is horizontally inwards retracted to form a middle stepped port (3-10), the middle stepped port (3-10) is vertically upwards formed into a middle connecting upper stepped rib (3-11), the middle connecting upper stepped rib (3-11) is horizontally retracted towards the plate surface of the upper layer straight plate (3-2), the height of the middle connecting lower stepped rib (3-9) is 1.0 ~ 1.5.5 times of the height of the middle connecting upper stepped rib (3-11), and the extending length of the middle connecting lower stepped rib (3-9) is 2 times of the length of the middle connecting upper stepped rib (3-11) extending outwards;

drawing a vertical center line on the plate surface of the side wall structural plate (3) to divide the plate surface into two equal parts, arranging bottom vertical connecting and installing openings (3-14) downwards at the same positions of the middle equal parts of the two bottom reinforced oblique ribs (3-7) and towards the vertical center line of the lower layer straight plate (3-1), arranging vertical connecting and installing openings (3-14) downwards to the bottom reinforced straight ribs (3-6), arranging vertical connecting screw holes (3-20) downwards at the same positions of the bottom vertical connecting and installing openings (3-14), arranging the vertical center line of the lower layer straight plate (3-1) till exceeding the vertical center line by 30mm to 30 ~ 50mm, and arranging the vertical connecting screw holes (3-20) downwards at the same positions of the middle of the vertical center line;

the middle of the equal part of the two top reinforced inclined ribs (3-12) is upwards provided with a top vertical connecting and mounting hole (3-15), the top vertical connecting and mounting hole (3-15) is upwards opened to the top reinforced straight rib (3-13), the same part of the top vertical connecting and mounting hole (3-15) is downwards provided with a vertical connecting screw hole (3-20), the same part of the top vertical connecting and mounting hole (3-15) faces the vertical central line of the lower straight plate (3-1) until the vertical central line exceeds 30 ~ 50mm, and the same position of the middle of the vertical central line is upwards provided with a vertical connecting screw hole (3-20);

middle lower horizontal connecting and mounting ports (3-16) are upwards formed in the same positions of the middle parts of the two middle reinforcing inclined ribs (3-8), the middle lower horizontal connecting and mounting ports (3-16) are upwards formed to be 30 ~ 60mm above the horizontal middle plane of the middle connecting lower stepped ribs (3-9), and middle lower horizontal connecting screw holes (3-18) are horizontally outwards formed in the same positions of the horizontal middle plane;

middle-layer upper horizontal connecting and mounting openings (3-17) are formed downwards at the same middle positions of the equal parts of the two middle upper stepped ribs (3-11), the middle-layer upper horizontal connecting and mounting openings (3-17) are formed downwards to a position 30 ~ 60mm below the horizontal middle plane of the middle upper stepped ribs (3-11), and middle-layer upper horizontal connecting screw holes (3-19) are formed outwards horizontally at the same positions of the horizontal middle plane.

5. The fabricated concrete underground traffic and utility tunnel structure of claim 1, wherein: the middle structural plate (4) is a rectangular plate as a whole, the left side and the right side of the whole plate surface are symmetrical, and the left side and the right side of the side end surface are symmetrical;

the lower part is a lower layer straight plate (4-1), and the bottom of the lower layer straight plate (4-1) is a bottom connector (4-3); the upper part is an upper layer straight plate (4-2), and the top of the upper layer straight plate (4-2) is a top connector (4-5); a middle plate is arranged between the lower layer straight plate (4-1) and the upper layer straight plate (4-2) to connect the stepped ribs (4-4); the thickness of the lower layer straight plate (4-1) and the thickness of the upper layer straight plate (4-2) are the same;

the bottom end of the bottom connector (4-3) is provided with a bottom reinforcing straight rib (4-6) which vertically extends outwards, the upper part of the bottom reinforcing straight rib (4-6) is provided with a bottom reinforcing inclined rib (4-7) which extends upwards and inwards, and the bottom reinforcing inclined rib (4-7) extends into the two side plate surfaces of the lower layer straight plate (4-1) all the time;

the top end of the top connector (4-5) is provided with a top reinforcing straight rib (4-13) which vertically extends outwards, the lower part of the top reinforcing straight rib (4-13) is provided with a top reinforcing inclined rib (4-12) which is retracted downwards and inwards, and the top reinforcing inclined rib (4-12) is retracted into the two side plate surfaces of the upper layer straight plate (4-2) all the time;

the bottom of the middle plate connecting stepped rib (4-4) is connected with the plate surfaces at two sides of the lower layer straight plate (4-1) and extends upwards and outwards, the extending length is 1 ~ 2 times of the thickness of the lower layer straight plate (4-1), the upper part of the middle reinforcing inclined rib (4-8) is a vertically upward middle connecting lower stepped rib (4-9), the top end of the middle connecting lower stepped rib (4-9) is horizontally inwards retracted to form a middle stepped port (4-10), the middle stepped port (4-10) is vertically upwards formed into a middle connecting upper stepped rib (4-11), the middle connecting upper stepped rib (4-11) is horizontally inwards retracted to the plate surfaces at two sides of the upper layer straight plate (4-2), the height of the middle connecting lower stepped rib (4-9) is 1.0 ~ 1.5.5 times of the height of the middle connecting upper stepped rib (4-11), and the length of the middle connecting lower stepped rib (4-9) extending outwards is 2 times of the length of the middle connecting upper stepped rib (4-11) extending outwards;

drawing a vertical center line on the plate surface of the middle structural plate (4), and dividing the plate surface into two equal parts; the middle of the equal part of the two bottom reinforced inclined ribs (4-7) is provided with a bottom vertical connecting and mounting opening (4-14) downwards, the bottom vertical connecting and mounting opening (4-14) downwards extends to the bottom reinforced straight rib (4-6), and the same part of the bottom vertical connecting and mounting opening (4-14) is provided with a vertical connecting screw hole (4-20) downwards; the middle of the equal part of the two top reinforced inclined ribs (4-12) is upwards provided with a top vertical connecting and mounting port (4-15), the top vertical connecting and mounting port (4-15) is upwards provided to the top reinforced straight ribs (4-13), and the same part of the top vertical connecting and mounting port (4-15) is downwards provided with a vertical connecting screw hole (4-20);

middle lower horizontal connecting and mounting ports (4-16) are upwards formed in the same middle positions of the equal parts of the two middle reinforcing inclined ribs (4-8), the middle lower horizontal connecting and mounting ports (4-16) are upwards formed to be 30 ~ 60mm above the horizontal middle plane of the middle connecting lower stepped ribs (4-9), and middle lower horizontal connecting screw holes (4-18) are horizontally outwards formed in the same parts of the horizontal middle plane;

middle-layer upper horizontal connecting and mounting openings (4-17) are formed downwards at the same middle positions of the equal parts of the two middle upper stepped ribs (4-11), the middle-layer upper horizontal connecting and mounting openings (4-17) are formed downwards to a position 30 ~ 60mm below the horizontal middle plane of the middle upper stepped ribs (4-11), and middle-layer upper horizontal connecting screw holes (4-19) are formed outwards horizontally at the same positions of the horizontal middle plane.

6. The fabricated concrete underground traffic and utility tunnel structure of claim 1, wherein: the plate body (5-1) of the middle-layer structural plate (5) is integrally rectangular, steps are arranged at two ends of the plate body (5-1) in the length direction, a lower inward-retracting step (5-4) which retracts inwards is arranged below the plate body, and an upper outward-extending step (5-5) which extends outwards is arranged above the plate body; the lower retracting step (5-4) and the upper extending step (5-5) are equal in height;

2 ~ 3 longitudinal inter-plate connecting and mounting ports (5-10) are respectively arranged on two side edges in the length direction of the plate body (5-1) and each side edge of the top surface of the plate body (5-1), the longitudinal inter-plate connecting and mounting ports (5-10) are rectangular, the long edge direction is vertical to the long edge direction of the plate body (5-1), the longitudinal inter-plate connecting and mounting ports (5-10) are 50 ~ 100mm away from the long edge direction edge of the plate body (5-1), the longitudinal inter-plate connecting and mounting ports (5-10) are downwards arranged to be 30 ~ 60mm below the height central line of the plate body (5-1), and longitudinal inter-plate connecting screw holes (5-11) are horizontally arranged at the end parts of the two side edges in the length direction of the plate body (5-1);

drawing a central line to divide the plate body (5-1) into two equal parts along the length direction;

the lower surface of a plate body (5-1) close to a lower retracting step (5-4) is provided with a lower layer connecting and mounting port (5-2) at the same position of two equal parts, the lower layer connecting and mounting port (5-2) is upwards provided to be 30 ~ 60mm above the height central line of the lower retracting step (5-4), the end part of the lower retracting step (5-4) is horizontally provided with a lower connecting screw hole (5-6), the lower layer connecting and mounting port (5-2) is rectangular, the long edge is vertical to the lower retracting step (5-4), and the lower layer connecting and mounting port (5-2) is 50mm 50 ~ 100mm away from the edge of the lower retracting step (5-4);

an upper layer connecting mounting opening (5-3) is formed in the upper surface of a plate body (5-1) close to an upper overhanging step (5-5) at the same position of two equal parts, the upper layer connecting mounting opening (5-3) is formed downwards to be 30 ~ 60mm below the height center line of the upper overhanging step (5-5), an upper connecting screw hole (5-7) is horizontally formed in the end part of the upper overhanging step (5-5), the upper layer connecting mounting opening (5-3) is rectangular, the long edge of the upper layer connecting mounting opening is perpendicular to the upper overhanging step (5-5), and the upper layer connecting mounting opening (5-3) is 50 ~ 100mm away from the edge of the upper overhanging step (5-5);

embedding U-shaped double-end overhanging connecting steel bars (5-8) in the center line of the short side of the plate body (5-1), wherein the U-shaped double-end overhanging connecting steel bars (5-8) are parallel to the short side of the plate body (5-1);

the U-shaped double-end overhanging connecting steel bar (5-8) is a U-shaped steel bar, the bottom edge is horizontal, the bottom edge is completely positioned in the plate body (5-1), the distance between the bottom edge and the bottom surface of the plate body (5-1) is 35 ~ 50mm, two ends of the bottom edge are bent upwards and vertically extend out of the surface of the plate body (5-1), the extending points are positioned in the centers of the same positions of the two equal parts, two end parts of the U-shaped double-end overhanging connecting steel bar (5-8) are provided with turnbuckles, and nuts (5-9) matched with the turnbuckles are arranged at the two end parts.

7. The fabricated concrete underground traffic and utility tunnel structure of claim 1, wherein: the pipe gallery partition plate (6) mainly comprises a plate body (6-1), a vertical mounting port (6-2), a horizontal mounting port (6-3) and a screw hole (6-4); the plate body (6-1) is a rectangular plate as a whole, horizontal mounting ports (6-3) are respectively and uniformly formed in the surface of one side of the plate body (6-1) close to two horizontal ends, the horizontal mounting ports (6-3) are rectangular ports, the long sides of the horizontal mounting ports are horizontal, the horizontal mounting ports (6-3) are formed 30-50mm in thickness over the plate body (6-1), and screw holes (6-4) are horizontally formed in the thickness center line to the horizontal end face of the plate body (6-1);

the plate surface of the plate body (6-1) is vertically divided into two equal parts, a vertical mounting opening (6-2) is respectively arranged on the plate surface of one side of the two equal parts, which is close to the middle of the bottom and the middle of the top and is the same with the horizontal mounting opening (6-3), the vertical mounting opening (6-2) is rectangular, the long side is vertical,

the vertical mounting port (6-2) is provided with a thickness center line which exceeds the plate body (6-1) by 30-50mm, and screw holes (6-4) are respectively formed upwards and downwards on the thickness center line to the top end and the bottom end of the plate body (6-1).

8. The fabricated concrete underground traffic and utility tunnel structure of claim 1, wherein: the top structural panel (7) comprises a top structural panel a (7a) and a top structural panel b (7b),

the top structural plate a (7a) mainly comprises an arc-shaped plate (7-1), vertical connecting reinforcing ribs (7-2), horizontal bottom connecting reinforcing ribs (7-3), horizontal bottom connecting inclined ribs (7-4), horizontal top connecting reinforcing ribs (7-5), horizontal top connecting inclined ribs (7-6), inter-plate transverse connecting mounting openings (7-7), inter-plate longitudinal connecting mounting openings (7-8), vertical shell connecting mounting openings (7-9), vertical partition wall connecting mounting openings (7-10), screw holes (7-11), vertical connecting horizontal steel plates (7-12), horizontal connecting vertical steel plates (7-13), inner layer annular stressed steel bars (7-14), outer layer annular stressed steel bars (7-15), vertical reinforcing steel bars (7-16), The steel plate reinforcing and bending device comprises inner layer reinforcing and bending steel bars (7-17), outer layer reinforcing and bending steel bars (7-18), end reinforcing ring bars (7-19), longitudinal reinforcing ring bars (7-20), partition wall reinforcing and connecting ribs (7-21) and steel plate through holes (7-22);

the arc-shaped plate (7-1) is arc-shaped, one end of the arc-shaped plate is a horizontal end, the other end of the arc-shaped plate is a vertical end, a vertical connecting reinforcing rib (7-2) is arranged on the inner side of the vertical end, a horizontal bottom connecting reinforcing rib (7-3) is arranged on the lower portion of the horizontal end, the end plane of the horizontal bottom connecting reinforcing rib (7-3) is vertical, the inner side surface of the horizontal bottom connecting reinforcing rib is arranged to be an inclined horizontal bottom connecting inclined rib (7-4), a horizontal top connecting reinforcing rib (7-5) is arranged on the upper portion of the horizontal end, the end plane of the horizontal top connecting reinforcing rib (7-5) is vertical, the inner side surface of the horizontal top connecting reinforcing rib is arranged to be an inclined horizontal top connecting inclined rib (7-6), the height of the horizontal top connecting reinforcing rib (7-5) is 100 ~ 150mm, and the height of;

the inner layer of the arc-shaped plate (7-1) is provided with inner layer circumferential stress steel bars (7-14) which are uniformly distributed, the outer layer is provided with outer layer circumferential stress steel bars (7-15) which are uniformly distributed, two vertical connecting horizontal steel plates (7-12) are respectively arranged at the vertical ends, and the vertical connecting horizontal steel plates (7-12) are welded with the two inner layer circumferential stress steel bars (7-14) and the outer layer circumferential stress steel bars (7-15); the method comprises the steps that two inner-layer annular stress steel bars (7-14) and the other end of each outer-layer annular stress steel bar (7-15) which are welded on the same vertical-connection horizontal steel plate (7-12) are respectively welded with a horizontal-connection vertical steel plate (7-13), and the quantity of two sides of a frame body formed by two groups of vertical-connection horizontal steel plates (7-12), horizontal-connection vertical steel plates (7-13), inner-layer annular stress steel bars (7-14) and outer-layer annular stress steel bars (7-15) is equal; all the outer-layer annular stress steel bars (7-15) correspond to the inner-layer annular stress steel bars (7-14) one by one;

the widths of two sides of a frame body formed by two groups of vertically connected horizontal steel plates (7-12), horizontally connected vertical steel plates (7-13), inner layer annular stress steel bars (7-14) and outer layer annular stress steel bars (7-15) are all equal and are half of the width between the frame bodies formed by the four groups of the two groups of the vertically connected horizontal steel plates;

arranging a plurality of longitudinal reinforcing ring bars (7-20) which are uniformly distributed, wherein the longitudinal reinforcing ring bars (7-20) are perpendicular to the inner-layer annular stress reinforcing bars (7-14) and the outer-layer annular stress reinforcing bars (7-15), and all the inner-layer annular stress reinforcing bars (7-14) and the outer-layer annular stress reinforcing bars (7-15) are wrapped;

the vertical connection horizontal steel plates (7-12) extend into the vertical connection reinforcing ribs (7-2), two vertical reinforcing steel bars (7-16) are respectively welded, and the distance between the vertical reinforcing steel bars (7-16) is equal to the distance between the inner layer annular stress steel bars (7-14); the vertical reinforcing steel bars (7-16) are vertically upwards and extend to the outer-layer annular stress steel bars (7-15), steel plate through holes (7-22) are respectively formed in the middles of the welding points of the two vertical reinforcing steel bars (7-16) and the vertically connected horizontal steel plates (7-12), and steel plate through holes (7-22) are respectively formed in the middles of the welding points of the two outer-layer annular stress steel bars (7-15) and the vertically connected horizontal steel plates (7-12);

the lower parts of the horizontally connected vertical steel plates (7-13) extend into the horizontal bottom connecting reinforcing ribs (7-3), two inner layer reinforcing bent steel bars (7-17) are respectively welded, and the distance between the inner layer reinforcing bent steel bars (7-17) is equal to the distance between the inner layer circumferential stress steel bars (7-14); the inner layer reinforced bent steel bars (7-17) are horizontal, the edges of the horizontal bottom connecting inclined ribs (7-4) are bent, and the inner layer reinforced bent steel bars and the horizontal bottom connecting inclined ribs (7-4) are always parallel and extend to the outer layer annular stress steel bars (7-15) in the same direction; the upper parts of the horizontally connected vertical steel plates (7-13) extend into the horizontal top connecting reinforcing ribs (7-5), two outer layer reinforcing and bending steel bars (7-18) are respectively welded, and the distance between the outer layer reinforcing and bending steel bars (7-18) is equal to the distance between the inner layer circumferential stress steel bars (7-14); the outer layer reinforced bent steel bars (7-18) are horizontal, the edges of the horizontal top connecting inclined ribs (7-6) are bent, and the outer layer reinforced bent steel bars and the horizontal top connecting inclined ribs (7-6) are always parallel and extend to the inner layer annular stress steel bars (7-14) in the same direction;

the horizontally connected vertical steel plates (7-13) are provided with steel plate through holes (7-22) between the two outer-layer hoop stress steel bars (7-15) and the two outer-layer reinforced bending steel bars (7-18);

the horizontally connected vertical steel plates (7-13) are provided with steel plate through holes (7-22) between the two inner-layer hoop stress steel bars (7-14) and the two inner-layer reinforced bending steel bars (7-17);

the horizontal bottom connecting reinforcing ribs (7-3) and the horizontal top connecting reinforcing ribs (7-5) of the top structural plate b (7b) are 2 ~ 4 times the width of the horizontal bottom connecting reinforcing ribs (7-3) and the horizontal top connecting reinforcing ribs (7-5) of the top structural plate a (7 a);

the top structural plate b (7b) is longer than the top structural plate a (7a), after the top structural plate b (7b) and the top structural plate a (7a) are connected in the annular direction, the central line is positioned in the horizontal bottom connecting reinforcing rib (7-3) and the horizontal top connecting reinforcing rib (7-5) of the top structural plate b (7b), and the horizontal bottom connecting reinforcing ribs (7-3) on the two sides of the central line are equal in width.