CN218540770U - A pipe gallery structure for old city area hutong tunnel - Google Patents
A pipe gallery structure for old city area hutong tunnel Download PDFInfo
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- CN218540770U CN218540770U CN202222669298.8U CN202222669298U CN218540770U CN 218540770 U CN218540770 U CN 218540770U CN 202222669298 U CN202222669298 U CN 202222669298U CN 218540770 U CN218540770 U CN 218540770U
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Abstract
The utility model relates to a utility tunnel technical field, concretely relates to a piping lane structure that is used for old city area to be able to bear the same tunnel. Comprises a corrugated steel plate, a waterproof coiled material, concrete and a water stop rubber sheet; the corrugated steel plate comprises an inner corrugated plate template and an outer corrugated steel plate which are oppositely arranged, a waterproof coiled material is laid on one side of the inner corrugated plate template, concrete is filled between the waterproof coiled material and the outer corrugated steel plate, and a reinforcing mesh is arranged in a concrete interlayer; the outer corrugated steel plate is fixed with the reinforcing mesh through a shearing piece and a connecting plate; the inner corrugated plate template and the outer corrugated steel plate are fixed through a template anchoring part; a sealing device is arranged at the splicing position of the outer corrugated steel plates; and the concrete foundation and the original foundation joint are provided with water stop rubber sheets. The utility model discloses sealed effect is better, and the atress performance is good, and intensity is high, can satisfy the requirement of 3 hours of piping lane limit of fire resistance, and it is convenient to be under construction, has effectively reduced construction cost.
Description
Technical Field
The utility model relates to a utility tunnel technical field, concretely relates to a piping lane structure that is used for old city district's way of beard with.
Background
The utility tunnel is an underground urban pipeline utility tunnel, namely, a tunnel space is built underground in a city, various engineering pipelines such as electric power, communication, gas, heat supply, water supply and drainage and the like are integrated, a special overhaul port, a lifting port and a monitoring system are arranged, unified planning, unified design, unified construction and management are implemented, and the utility tunnel is an important infrastructure and a 'lifeline' for guaranteeing urban operation. The utility model has the advantages of relatively more convenient to the construction utility tunnel among the city new district construction process, but at old city district construction utility tunnel in-process, then can meet very much restrictive condition, especially receive the influence of ground building, how to excavate in limited ground scope and construct the utility tunnel is the technical difficulty that needs to solve at present.
Before the excavation earthwork construction closer to a building, protection must be carried out on a nearby building foundation, a common method is to support by using a steel sheet pile, the steel sheet pile is pulled out after the construction is finished, however, the steel sheet pile has certain influence on the surrounding structure in the pulling-out process, if the steel sheet pile is not pulled out, the stress performance of the steel sheet pile serving as the main body of the comprehensive pipe gallery needs to be improved, and meanwhile, the resource saving and the construction cost reduction as much as possible also need to be considered.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: the utility model provides a better, the bulk strength is high, inside pleasing to the eye be convenient for later stage operation and maintenance use of bearing performance is used for old city district's shared tunnel's pipe gallery structure.
The technical scheme of the utility model is that:
a pipe gallery structure for alley roadways in old cities comprises corrugated steel plates, waterproof coiled materials, concrete and water stop rubber sheets; the method is characterized in that: the corrugated steel plate comprises an inner corrugated plate template and an outer corrugated steel plate which are oppositely arranged, a waterproof coiled material is laid on one side of the inner corrugated plate template, concrete is filled between the waterproof coiled material and the outer corrugated steel plate, and a reinforcing mesh is arranged in a concrete interlayer; the outer corrugated steel plate is fixed with the reinforcing mesh through a shearing piece and a connecting plate; the inner corrugated plate template and the outer corrugated steel plate are fixed through a template anchoring part; a sealing device is arranged at the splicing position of the outer corrugated steel plates; and the concrete foundation and the original foundation joint are provided with water stop rubber sheets.
Further, template anchor spare pass the reinforcing bar net, at corrugated plate template and outer corrugated plate steel sheet apart from minimum department be connected, one side that interior corrugated plate template is in the pipeline is provided with the embedding slot way, template anchor spare fix on the embedding slot way.
Furthermore, the template anchoring part comprises a template anchoring bolt, and a rubber water stop ring is sleeved on one side, close to the reinforcing mesh, of the template anchoring bolt between the reinforcing mesh and the waterproof roll.
Furthermore, the splicing parts at the two ends of the outer corrugated steel plate are of U-shaped bending splicing structures.
Furthermore, the bending splicing structure is sealed through a sealing device.
Furthermore, when the bending splicing is located on the outer side of the corrugated vault, the sealing device comprises a rubber sealing strip at the joint of the inner side of the bending splicing and two triangular connecting pieces fixed on the inner side of the corrugated vault, the triangular connecting pieces are provided with transverse screw rods at opposite longitudinal spacing facilities on two sides of the bending splicing, every two triangular connecting pieces are provided with transverse screw rods, each transverse screw rod is locked with a jacking bolt, an angle steel is arranged below the rubber sealing strip, and the jacking bolts tightly fix the angle steel.
Furthermore, when the bending splicing is positioned on the inner side of the corrugated vault, the sealing device comprises a channel steel for wrapping the hooking structure, rubber pads are covered at an inner groove and an outer edge of the channel steel, a triangular connecting piece is fixedly connected to an outer corrugated steel plate in the channel steel, longitudinal spacing facilities are arranged beside the bending splicing by the triangular connecting piece, a connecting bolt penetrates through the channel steel to be connected with the triangular connecting piece, and the channel steel is fastened at the splicing position of the outer corrugated steel plate after the connecting bolt is locked; and a sealing filler is poured into the channel steel to seal the splicing part of the external corrugated steel plate.
Furthermore, the inner corrugated plate template adopts a small waveform.
Furthermore, the shear pieces are longitudinally arranged between the outer corrugated steel plate and the reinforcing mesh in a quincunx shape, the template anchoring pieces are arranged at equal intervals, and the shear pieces and the template anchoring pieces are both kept away from the bending splicing structure of the outer corrugated steel plate.
Furthermore, the density of the reinforcing mesh in the concrete interlayer is adjusted according to the specific situation of the project.
The beneficial effects of the utility model reside in that:
1. the utility model discloses can be complicated at the ground building condition, the branch piping lane construction in the more old city district's alley of restriction condition is good in adaptability
2. The external corrugated steel plate is permanently used as a steel sheet pile, and is used as a part of the structure in the later period, pile pulling is not performed, so that the construction steps are simplified, and the construction period is shortened;
3. a permanent corrugated plate template is adopted in the composite structure, and the composite structure, the outer layer corrugated steel and the middle concrete part form a composite structure, so that the integral strength of the structure is improved, and the use amount of concrete is reduced;
4. the corrugated plate template inside adopts a small-wave-shaped design, so that the internal appearance is improved, and some temporarily or later-added hanging pieces can be flexibly welded with the inner template, so that the later operation and maintenance are convenient;
5. the embedded channel arranged on one side of the inner corrugated plate template is convenient for installing a support hanger, so that the use is more stable;
6. the utility model discloses sealed effect is better, and the atress performance is good, and intensity is high, can satisfy the requirement of 3 hours of piping lane limit of fire resistance, and it is convenient to be under construction, has effectively reduced construction cost.
Description of the drawings:
fig. 1 is a schematic cross-sectional structure of the present invention;
FIG. 2 is a schematic top view of the present invention;
FIG. 3 is a schematic view of a sealing structure with bends and splices located outside the corrugated dome;
FIG. 4 is a schematic view of a sealing structure with a bend splice located inside the corrugated dome;
FIG. 5 is a schematic view of the longitudinal distribution structure of the triangular connecting member of the present invention;
FIG. 6 is a schematic view of the connection of the formwork anchor;
fig. 7 is a schematic view of a connection structure of the shear member.
In the figure: 1. an inner corrugated board template; 2. an outer corrugated steel plate; 3. waterproof coiled materials; 4. concrete; 5. a foundation; 6. a water stop rubber sheet; 7. pre-burying a channel; 8. a template anchor; 8-1, a rubber water stop ring; 8-2, anchoring bolts by using templates; 9. a triangular connector; 10. traversing the screw; 11. jacking the bolt; 12. sealing the filler; 13. a rubber pad; 14. channel steel; 15. a connecting bolt; 16. a shear member; 17. a connecting plate; 18. a reinforcing mesh; 19. angle steel; 20. a rubber sealing strip; 21. and (6) splicing.
The specific implementation mode is as follows:
the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the application, its application, or uses. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
Example 1:
as shown in attached figures 1-7, a pipe gallery structure for alleys of old cities comprises a corrugated steel plate, a waterproof coiled material 3, concrete 4 and a water stop rubber sheet 6; the corrugated steel plate comprises an inner corrugated plate template 1 and an outer corrugated steel plate 2 which are oppositely arranged, a waterproof coiled material 3 is laid on one side of the inner corrugated plate template 1, concrete 4 is filled between the waterproof coiled material 3 and the outer corrugated steel plate 2, and a reinforcing mesh 18 is arranged in an interlayer of the concrete 4; the outer corrugated steel plate 2 and the reinforcing mesh 18 are fixed through a shearing part 16 and a connecting plate 17; the inner corrugated plate template 1 and the outer corrugated steel plate 2 are fixed through a template anchoring part 8; a sealing device is arranged at the splicing part 21 between the outer corrugated steel plates 2; and a water stop rubber sheet 6 is arranged at the joint position of the 5 position of the 4-foundation concrete and the original 5 foundation.
And the splicing parts 21 at the two ends of the outer corrugated steel plate 2 are of U-shaped bending splicing structures. The bending splicing structure is sealed through a sealing device. Since the external corrugated steel plate 2 is permanently used as a steel sheet pile, the entire use strength is improved by sealing the joints 21.
When the concatenation of bending be located the ripple vault outside, sealing device is including bending the rubber seal strip 20 of the inboard junction of concatenation to and fix two triangle connecting pieces 9 at ripple vault inboard, two triangle connecting piece 9 at the relative longitudinal separation facility in the concatenation both sides of bending, per two triangle connecting piece 9 between all be provided with and cross screw rod 10, cross screw rod 10 on lock and have advanced bolt 11, rubber seal strip 20 below is provided with angle steel 19, advanced bolt 11 pushes up angle steel 19 tightly fixedly.
When the bending splicing is positioned on the inner side of the corrugated vault, the sealing device comprises a channel steel 14 wrapping the hooking structure, rubber pads 13 cover the inner groove and the outer edge of the channel steel 14, a triangular connecting piece 9 is fixedly connected to an outer corrugated steel plate 2 in the channel steel 14, the triangular connecting piece 9 is arranged at a longitudinal interval beside the bending splicing, a connecting bolt 15 penetrates through the channel steel 14 to be connected with the triangular connecting piece 9, and the channel steel 14 is fastened at the splicing position 21 of the outer corrugated steel plate 2 after the connecting bolt 15 is locked; and a sealing filler 12 is poured into the channel steel 14 to seal the splicing part 21 of the external corrugated steel plate 2.
Interior corrugated plate template 1 adopt and improve the inside pleasing to the eye little wave form of piping lane.
The shear pieces 16 are longitudinally arranged between the outer corrugated steel plate 2 and the reinforcing mesh 18 in a quincunx shape, the formwork anchoring pieces 8 are arranged at equal intervals, and the shear pieces 16 and the formwork anchoring pieces 8 avoid the bending splicing structure of the outer corrugated steel plate 2.
The density of the reinforcing mesh 18 in the concrete 4 interlayer is adjusted according to the specific situation of the project.
The structure is suitable for the construction of branch pipe galleries in the alleys of the old urban area; the external corrugated steel plate 2 is permanently used as a steel sheet pile, and is used as a part of the structure in the later period without pile pulling treatment; a permanent corrugated plate template is adopted inside, and forms a combined structure with the outer corrugated steel plate 2 and the middle concrete 4 part, so that the integral strength of the structure is improved, and the use amount of the concrete 4 is reduced; the inner corrugated plate template 1 adopts a small-wave-shaped design, so that the internal appearance is improved, and some temporarily or later-added hanging pieces can be flexibly welded with the inner template, so that the later operation and maintenance are convenient; the requirement of 3 hours of fire endurance of the pipe gallery is met; the embedded channel 7 for installing the support hanger is more stable; the sealing effect is better; the density of the reinforcing mesh 18 in the concrete 4 sandwich can be adjusted according to the specific situation of the project.
In specific construction, firstly, preparation before construction is made, a field is leveled, measurement and lofting are carried out, a foundation pit needs to be excavated, a side slope support needs to be protected, and safety protection is carried out in advance;
then, treating the foundation 5 in the existing roadway according to the technical requirements, and particularly laying a water-stopping rubber sheet 6 at the position of the joint of the newly-built concrete 4 foundation 5 and the original foundation 5; after the splicing of the corrugated plates is finished, the splicing positions 21 are respectively sealed by the inner corrugated plate template 1 and the outer corrugated steel plate 2 according to requirements, and the selection of a sealing device is selected according to the bending splicing positions, and refer to the attached figures 3 and 4;
the embedded channel 7 is installed on one side of the inner corrugated plate template 1 in the pipe gallery, the connecting plate 17 is fixed on the inner side of the outer corrugated plate 2, after the reinforcing mesh 18 is laid between the inner corrugated plate template 1 and the outer corrugated plate 2, the outer corrugated plate 2 and the reinforcing mesh 18 are locked and fixed through the shearing piece 16, meanwhile, the inner corrugated plate template 1, the reinforcing mesh 18 and the outer corrugated plate 2 are sequentially locked and fixed through the template anchoring piece 8, and the three are connected into an integral structure combination;
finally, structural backfilling is carried out between the inner corrugated plate formwork 1 and the outer corrugated plate 2, C30 concrete 4 is poured, the time is long in winter in the north or alpine regions, after certain earthing is carried out on the backfilled top of the pipe gallery structure, the internal temperature of the structure is basically in a constant temperature state, and internal construction parts such as the concrete 4 can be constructed in winter; the corrugated steel plate does not need to be disassembled, so that the material utilization rate is improved, the cost is saved, and the total construction period is shortened.
Example 2:
the structure of the present embodiment is substantially the same as that of embodiment 1, except that: when the requirement on strength is not high and the thickness of the designed concrete 4 is low, the inner corrugated plate template 1 can be omitted under the conditions of meeting the strength requirement and meeting the quality safety standard, the structure is simplified, the process of spraying the concrete 4 by using the reinforcing mesh 18 pieces is adopted for internal treatment, and the use requirement can be met.
The working principle and the using method of the embodiment are basically the same as those of the embodiment 1; it will not be described in detail.
The above description is only a preferred embodiment of the present invention, and the above illustration does not limit the essence of the present invention in any form, and any simple modification or variation of the above embodiments based on the technical essence of the present invention and equivalent embodiments which may be changed or modified to equivalent variations by using the technical essence of the present invention by those of ordinary skill in the art after reading the present description still belong to the technical solution of the present invention without departing from the essence and scope of the present invention.
Claims (9)
1. A pipe gallery structure for alleys of old cities comprises a corrugated steel plate, a waterproof coiled material (3), concrete (4) and a water stop rubber sheet (6); the method is characterized in that: the corrugated steel plate comprises an inner corrugated plate template (1) and an outer corrugated steel plate (2) which are oppositely arranged, a waterproof coiled material (3) is laid on one side of the inner corrugated plate template (1), concrete (4) is filled between the waterproof coiled material (3) and the outer corrugated steel plate (2), and a reinforcing mesh (18) is arranged in an interlayer of the concrete (4); the external corrugated steel plate (2) and the reinforcing mesh (18) are fixed through a shear piece (16) and a connecting plate (17); the inner corrugated plate template (1) and the outer corrugated steel plate (2) are fixed through a template anchoring part (8); a sealing device is arranged at the splicing part (21) of the outer corrugated steel plates (2); and a water stop rubber sheet (6) is arranged at the joint position of the concrete (4) foundation (5) and the original foundation (5).
2. The pipe gallery structure for alley of an old city area according to claim 1, characterized in that: template anchor assembly (8) pass reinforcing bar net (18), at interior buckled plate template (1) and outer buckled plate steel sheet (2) apart from minimum department and be connected, one side that interior buckled plate template (1) is in the pipeline is provided with embedded channel (7), template anchor assembly (8) fix on embedded channel (7).
3. The pipe gallery structure for alley of an old city area according to claim 2, characterized in that: the template anchoring piece (8) comprises a template anchoring bolt (8-2), and a rubber water stop ring (8-1) is sleeved on one side, close to the reinforcing mesh (18), of the template anchoring bolt (8-2) between the reinforcing mesh (18) and the waterproof coiled material (3).
4. The pipe gallery structure for alley of an old city area according to claim 1, characterized in that: the splicing parts (21) at the two ends of the outer corrugated steel plate (2) are of U-shaped bending splicing structures.
5. A pipe gallery structure for alley of old city area according to claim 4, characterized in that: the bending splicing structure is sealed through a sealing device.
6. The pipe gallery structure for the alley of the old city area according to claim 4, characterized in that: when the concatenation of bending be located the ripple vault outside, sealing device is including bending rubber seal strip (20) of the inboard junction of concatenation to and fix two triangle connecting piece (9) at ripple vault inboard, two triangle connecting piece (9) at the relative longitudinal separation facility in the concatenation both sides of bending, per two triangle connecting piece (9) between all be provided with and cross screw rod (10), cross screw rod (10) on lock and have into bolt (11), rubber seal strip (20) below is provided with angle steel (19), it is fixed with angle steel (19) top tight that bolt (11) are advanced in the top.
7. A pipe gallery structure for alley of old city area according to claim 4, characterized in that: when the bending splicing is positioned on the inner side of the corrugated vault, the sealing device comprises a channel steel (14) wrapping the hooking structure, rubber pads (13) cover the inner groove and the outer edge of the channel steel (14), a triangular connecting piece (9) is fixedly connected to an outer corrugated steel plate (2) in the channel steel (14), the triangular connecting piece (9) is arranged at a longitudinal spacing facility beside the bending splicing, a connecting bolt (15) penetrates through the channel steel (14) to be connected with the triangular connecting piece (9), and the channel steel (14) is fastened at the splicing position (21) of the outer corrugated steel plate (2) after the connecting bolt (15) is locked; and a sealing filler (12) is poured into the channel steel (14) to seal the splicing part (21) of the external corrugated steel plate (2).
8. The pipe gallery structure for alley of an old city area according to claim 1, characterized in that: the shear piece (16) is longitudinally arranged between the outer corrugated steel plate (2) and the reinforcing mesh (18) in a quincunx shape, the template anchoring pieces (8) are arranged at equal intervals, and the shear piece (16) and the template anchoring pieces (8) are arranged to avoid the bending splicing structure of the outer corrugated steel plate (2).
9. The pipe gallery structure for alley of an old city area according to claim 1, characterized in that: the density of the reinforcing mesh (18) in the concrete (4) interlayer is adjusted according to the specific situation of a project.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222669298.8U CN218540770U (en) | 2022-10-11 | 2022-10-11 | A pipe gallery structure for old city area hutong tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222669298.8U CN218540770U (en) | 2022-10-11 | 2022-10-11 | A pipe gallery structure for old city area hutong tunnel |
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| Publication Number | Publication Date |
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| CN218540770U true CN218540770U (en) | 2023-02-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222669298.8U Active CN218540770U (en) | 2022-10-11 | 2022-10-11 | A pipe gallery structure for old city area hutong tunnel |
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| CN (1) | CN218540770U (en) |
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- 2022-10-11 CN CN202222669298.8U patent/CN218540770U/en active Active
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