CN117822653A - Active drainage type combined pipe gallery - Google Patents
Active drainage type combined pipe gallery Download PDFInfo
- Publication number
- CN117822653A CN117822653A CN202410188297.2A CN202410188297A CN117822653A CN 117822653 A CN117822653 A CN 117822653A CN 202410188297 A CN202410188297 A CN 202410188297A CN 117822653 A CN117822653 A CN 117822653A
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- bin
- cable
- rainwater
- drainage
- water
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 79
- 239000010865 sewage Substances 0.000 claims abstract description 16
- 238000010276 construction Methods 0.000 claims abstract description 13
- 239000007788 liquid Substances 0.000 claims description 6
- 230000009471 action Effects 0.000 claims description 5
- 239000012466 permeate Substances 0.000 claims description 2
- 238000012423 maintenance Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000013461 design Methods 0.000 description 4
- 108010066057 cabin-1 Proteins 0.000 description 3
- 108010066114 cabin-2 Proteins 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 230000002411 adverse Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000007726 management method Methods 0.000 description 2
- 239000002390 adhesive tape Substances 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 238000013439 planning Methods 0.000 description 1
- 238000009417 prefabrication Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012876 topography Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/045—Underground structures, e.g. tunnels or galleries, built in the open air or by methods involving disturbance of the ground surface all along the location line; Methods of making them
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/10—Tunnels or galleries specially adapted to house conduits, e.g. oil pipe-lines, sewer pipes ; Making conduits in situ, e.g. of concrete ; Casings, i.e. manhole shafts, access or inspection chambers or coverings of boreholes or narrow wells
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D31/00—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution
- E02D31/02—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution against ground humidity or ground water
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F1/00—Methods, systems, or installations for draining-off sewage or storm water
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F1/00—Methods, systems, or installations for draining-off sewage or storm water
- E03F1/002—Methods, systems, or installations for draining-off sewage or storm water with disposal into the ground, e.g. via dry wells
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F3/00—Sewer pipe-line systems
- E03F3/04—Pipes or fittings specially adapted to sewers
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/04—Gullies inlets, road sinks, floor drains with or without odour seals or sediment traps
- E03F5/042—Arrangements of means against overflow of water, backing-up from the drain
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/04—Gullies inlets, road sinks, floor drains with or without odour seals or sediment traps
- E03F5/06—Gully gratings
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F7/00—Other installations or implements for operating sewer systems, e.g. for preventing or indicating stoppage; Emptying cesspools
- E03F7/02—Shut-off devices
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Health & Medical Sciences (AREA)
- Water Supply & Treatment (AREA)
- Public Health (AREA)
- Mining & Mineral Resources (AREA)
- General Life Sciences & Earth Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Paleontology (AREA)
- Environmental & Geological Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Laying Of Electric Cables Or Lines Outside (AREA)
Abstract
The invention discloses an active drainage type combined pipe gallery, which is formed by sequentially arranging a water supply bin, a cable bin and a drainage bin, wherein waterproof cover plates are respectively arranged at the tops of the water supply bin and the cable bin, a permeable cover plate is arranged at the top of the drainage bin, and a water supply pipe is arranged in the water supply bin; the upper part of the inner side wall of the drainage bin is provided with a sewage pipeline through a plurality of pipeline brackets, and the pipeline brackets are arranged along the length direction of the sewage pipeline. According to the invention, by means of intensive construction of the combined pipe gallery, unordered flying wires such as electric power, telecommunication and the like are stored into the pipe gallery, so that on one hand, the fire safety risk can be effectively reduced, and meanwhile, the method is beneficial to later maintenance. Through the arranged rainwater channels, the rainwater overflow capacity can be effectively improved, and waterlogging is avoided; the water collecting tank and the drain pipe can ensure that even if rainwater enters the cable bin, the cable bin can be guided and discharged in time, and the function cable can be protected.
Description
Technical Field
The invention relates to the technical field of comprehensive pipe racks, in particular to an active drainage type combined pipe rack.
Background
The utility tunnel is also called a common ditch, is a public tunnel for intensively laying municipal pipelines such as electric power, communication, broadcasting television, water supply, drainage, heating power, fuel gas and the like under the city, and is a modern, scientific and intensive city infrastructure. The urban underground comprehensive pipe rack construction solves the problems of repeated road surface excavation, dense overhead wire nets, frequent pipeline accidents and the like.
The utility tunnel is as a novel laying mode of municipal pipeline, unified planning, construction and management, lays multiple pipeline intensification, can the limited urban underground space resource of high-efficient utilization, maintains pipeline safety, satisfies the city by the extensive demand of high-efficient intensive transformation, has obvious environment, social.
According to the technical specification of urban comprehensive pipe gallery engineering, comprehensive pipe galleries can be divided into three types of main pipe galleries, branch pipe galleries and cable type pipe galleries. In recent years, pipe gallery construction is a new trend in the process of urban updating (overhead line entering, rain and sewage diversion reconstruction and the like).
At present, for areas needing to develop urban updating projects, objective problems such as dense buildings, old roads, dense various cables and pipelines often exist, a trunk-type pipe gallery and a branch-type pipe gallery needing multi-bin arrangement are often difficult to construct, and development of a small-sized combined pipe gallery with integrated functions is highly needed.
In addition, for some old urban areas, ancient towns and other areas, the problems of imperfect drainage system, dense overhead lines, cable flying lines and the like exist at the same time, and waterlogging or fire safety hazards are easily caused; the prior pipe gallery internal drainage mainly adopts a water collecting pit to collect the water pump external drainage mode, so that the operation and maintenance management difficulty is high, and once the drainage fails, the pipe gallery internal pipeline can be subjected to a larger potential safety hazard.
Therefore, how to effectively solve the problems of imperfect regional drainage system, multiple waterlogging, dense overhead lines, cable flying lines and the like in old urban areas and ancient towns, and simultaneously realize the self-drainage function of the pipe gallery and the intensive construction of the pipe gallery becomes a technical problem to be solved by the technicians in the field.
Disclosure of Invention
In view of the defects in the prior art, the invention provides an active drainage type combined pipe gallery, and one aim of realizing the intensive construction of the pipe gallery in a limited space is to avoid the intensive cable stop potential safety hazard; another object is that the pipe rack adopts automatic drainage to avoid waterlogging.
In order to achieve the technical aim, the invention provides an active drainage type combined pipe gallery, which is formed by sequentially arranging a water supply bin, a cable bin and a drainage bin, wherein waterproof cover plates are respectively arranged at the tops of the water supply bin and the cable bin, a water permeable cover plate is arranged at the top of the drainage bin, and a water supply pipe is arranged in the water supply bin;
the upper part of the inner side wall of the drainage bin is provided with a sewage pipeline through a plurality of pipeline brackets, the pipeline brackets are arranged along the length direction of the sewage pipeline, the inner bottom of the drainage bin is provided with a rainwater channel, the inner side wall of the drainage bin is also provided with a liquid level sensor, and the liquid level sensor is electrically connected with a ground control cabinet;
the inner side wall of the cable bin is provided with a cable bracket for laying functional cables in a layered manner, a water collecting tank is arranged at one side, close to the drainage bin, of the inner bottom of the cable bin, and rainwater collected in the cable bin is guided and drained into the rainwater channel through a pre-buried drain pipe at the bottom of the water collecting tank;
an intelligent drain valve is arranged at one end of the drain pipe, which is close to the drain bin, and is electrically connected with the ground control cabinet, and when the rainwater level in the rainwater channel is lower than the water level in the cable bin, the intelligent drain valve can be automatically opened for draining under the action of water head difference; when the water level of rainwater in the rainwater channel is higher than the water level in the cable bin, the intelligent drain valve can be driven by pressure to be automatically closed, so that rainwater is prevented from flowing backwards into the cable bin.
Preferably, the drainage bin is arranged on one side close to the municipal road, and the water supply bin is arranged on one side close to resident users on two sides.
Preferably, a pipeline bracket is arranged between the pipeline bracket and the sewage pipeline, and the pipeline bracket are fixed by adopting an adjusting bolt.
Preferably, the side wall of the water supply bin close to the resident user side is provided with a branch pipe inlet.
Preferably, the junction of waterproof apron the apron that permeates water with the piping lane is provided with sealed waterproof construction.
Preferably, a grid is arranged at the top of the water collection tank.
Preferably, when the rainwater level in the rainwater channel is higher than the water level in the cable bin, the intelligent drain valve is driven to be automatically closed through remote control of the control cabinet, so that rainwater is prevented from flowing backwards into the cable bin.
The invention has the beneficial effects that:
due to the structural design, 1, the unordered flying wires such as electric power, telecommunication and the like are stored into the pipe gallery through the intensive construction of the combined pipe gallery, so that the fire safety risk can be effectively reduced, and the post-maintenance and maintenance are facilitated.
2. Through the arranged rainwater channels, the rainwater overflow capacity can be effectively improved, and waterlogging is avoided; the water collecting tank and the drain pipe can ensure that even if rainwater enters the cable bin, the cable bin can be guided and discharged in time, so that a function cable can be protected, the situation that the traditional cable type pipe gallery is difficult to drain and the service life of the cable is adversely affected can be made up; and the intelligent drain valve can ensure that rainwater can not flow backward into the cable bin through the drain pipe when the water level in the rainwater channel is too high, so that the safety of the cable bin under the large-flow rainwater is ensured.
Drawings
FIG. 1 is a schematic cross-sectional view of the present invention;
fig. 2 is a schematic cross-sectional view of the present invention in plan view.
In the figure: 1 water supply bin, 2 cable bin, 3 water drain bin, 4 waterproof cover plate, 5 water permeable cover plate, 6 water supply pipe, 7 sewage pipeline, 8 pipeline support, 9 level sensor, 10 ground control cabinet, 11 rainwater channel, 12 function cable, 13 cable support, 14 water collecting tank, 15 drain pipe, 16 intelligent drain valve, 17 adjustable pipeline bracket, 18 adjusting bolt, 19 pipe joint inlets, 20 sealing waterproof structure, 21 grid.
Detailed Description
The conception, specific structure, and technical effects of the present invention will be further described with reference to the accompanying drawings to fully understand the objects, features, and effects of the present invention.
Examples:
as shown in fig. 1-2, the active drainage type combined pipe gallery is formed by sequentially arranging three cabins of a water supply cabin 1, a cable cabin 2 and a drainage cabin 3, wherein waterproof cover plates 4 are respectively arranged at the tops of the water supply cabin 1 and the cable cabin 2, a permeable cover plate 5 is arranged at the top of the drainage cabin 3, and a water supply pipe 6 is arranged in the water supply cabin 1;
the upper part of the inner side wall of the drainage bin 3 is provided with a sewage pipeline 7 through a plurality of pipeline brackets 8, the pipeline brackets 8 are arranged along the length direction of the sewage pipeline 7, the inner bottom of the drainage bin 3 is provided with a rainwater channel 11, the inner side wall of the drainage bin 3 is also provided with a liquid level sensor 9, and the liquid level sensor 9 is electrically connected with a ground control cabinet 10;
the inner side wall of the cable bin 2 is provided with cable brackets 13 for laying functional cables 12 in a layered manner, one side, close to the drainage bin 3, of the inner bottom of the cable bin 2 is provided with a water collecting tank 14, and rainwater collected in the cable bin 2 is guided and drained into a rainwater channel 11 through a pre-buried drain pipe 15 at the bottom of the water collecting tank 14;
the intelligent drain valve 16 is arranged at one end of the drain pipe 15, which is close to the drain bin 3, and the intelligent drain valve 16 is electrically connected with the ground control cabinet 10, and when the rainwater level in the rainwater channel 11 is lower than the water level in the cable bin 2, the intelligent drain valve 16 can be automatically opened for draining through the action of water head difference; when the water level of rainwater in the rainwater channel 11 is higher than the water level in the cable bin 2, the intelligent drain valve 16 can be driven by pressure to be automatically closed, and rainwater is prevented from flowing backwards into the cable bin 2.
In some embodiments, when the rainwater level in the rainwater channel 11 is higher than the water level in the cable bin 2, the intelligent drain valve 16 can be driven to be automatically closed by remote control of the control cabinet, so that rainwater is prevented from flowing back into the cable bin.
The main innovation of the invention is that: the method is suitable for old urban areas and old towns with limited construction space and dense overhead lines; the combined pipe gallery structure design of initiative drainage to effectively solve the difficult problem of limited space pipe gallery construction and the inside drainage of pipe gallery.
More specifically, the drainage bin 3 is arranged on one side close to the municipal road, the water supply bin 1 is arranged on one side close to two resident users, and the whole pipe gallery is preferably arranged under a sidewalk, and can also be arranged on a non-motor vehicle lane, a mechanical and non-mixing lane and other positions.
In order to ensure that the hydraulic gradient of the sewage pipeline meets the design requirement and meets the requirement of standardized construction of a corridor body, an adjustable pipeline bracket 17 is arranged between the pipeline bracket 8 and the sewage pipeline 7, the adjustable pipeline bracket 17 is fixed with the pipeline bracket 8 by adopting an adjusting bolt 18, and the height of the pipeline bracket 17 can be adjusted to a proper position according to the gradient requirement of the sewage pipeline 7 (the condition that each pipeline bracket 8 needs to be arranged at different heights according to the gradient is avoided, the prefabrication or on-site pouring difficulty is reduced, and the requirement on the change of the actual on-site gradient can be effectively met).
The cable cabin 2 is used for orderly arranging functional cables 12 such as communication, electric power and the like, the cables are installed along the side wall through insulating metal cable brackets 13, the cables are arranged in layers according to different types of the functional cables 12, and the layering height is required to meet the arrangement spacing requirement of the functional cables 12. In order to ensure that the functional cables are not affected by rainwater and the like, a water collecting tank 14 is arranged at one side of the bottom of the cable bin 2 close to the drainage bin, and rainwater collected in the cable bin 2 is guided and drained into the rainwater channel 11 through a pre-buried drain pipe 15 at the bottom of the water collecting tank 14. The tail end of the drain pipe 15 is near the inner side wall of the drain bin 3 and is provided with a miniature intelligent drain valve 16 which can be opened to a one-way opening of the drain bin 3 and is connected with the ground control cabinet 10. The intelligent drain valve 16 is driven by electric and pressure, and in general, when the rainwater level in the rainwater channel 11 is lower than the water level in the cable bin 2, the intelligent drain valve 16 is automatically opened to drain water through the action of water head difference. When the water level of the rainwater in the rainwater channel 11 is higher than the water level in the cable bin 2, the intelligent drainage valve 16 with pressure action is automatically closed, and the rainwater is prevented from flowing backwards into the cable bin 2. The miniature intelligent drain valve 16 can also be controlled remotely and automatically, and when the rainwater level is detected to be higher than the warning water level, the drain valve can be controlled remotely to be closed so as to prevent rainwater from flowing backwards.
Because the water supply pipe diameter is smaller in the areas such as old urban areas and ancient towns, the water supply bin 1 adopts a small cross section size, and the side wall of the water supply bin 1 close to the resident user side is provided with branch pipe inlets 19 at intervals, so that the later-stage user installation is facilitated.
In some embodiments, in order to prevent water from penetrating, the joints of the waterproof cover plate 4, the permeable cover plate 5 and the pipe gallery are provided with sealing waterproof structures 20, and the sealing waterproof structures 20, in particular the waterproof cover plate 4 and the permeable cover plate 5, are designed by adopting bayonet structures, and an expansion water stop adhesive tape is arranged on the bayonet.
In other embodiments, the top of the sump 14 is provided with a grating 21 for removing small amounts of waste from the stormwater.
In summary, the invention has the following advantages:
1. many old urban areas, ancient towns, the sublevel permeability is poor, and the runoff coefficient is big, and the topography is low, runs into heavy rain and produces urban waterlogging easily, so the rainwater pipe lays the requirement high, adopts rainwater channel 11 design, can effectively improve rainwater overflow ability, avoids the waterlogging.
2. The old urban area, the ancient town, the situation such as cable wire complicacy, eave flying lead is serious in ubiquitous, through combination piping lane construction, accomodate into the piping lane with unordered electric power, telecommunications etc. flying lead in the lump, on the one hand can effectively reduce fire safety risk, be favorable to the maintenance of later stage simultaneously.
3. The water collecting tank 14 and the drain pipe 15 can ensure that even if rainwater enters the cable bin 2, the rainwater can be timely guided and discharged, the function cable 12 is protected, and the conditions that the drainage of the traditional cable type pipe gallery is difficult and the service life of the cable is adversely affected can be overcome.
4. The intelligent drain valve 16 can ensure that rainwater can not flow back into the cable bin 2 through the drain pipe 15 when the water level in the rainwater channel 11 is too high, and ensure the safety of the cable bin 2 under the condition of high rainwater flow.
5. The adjustable pipeline bracket 17 is arranged on the pipeline bracket 8, so that the gradient requirement of the sewage pipeline 7 can be met, the pipeline bracket 8 can be prevented from being arranged at different heights when prefabricated or cast in situ, the use difficulty is reduced, the change requirement of the actual site gradient can be effectively met, and only the pipeline bracket 17 is required to be adjusted, and the pipeline bracket 8 is not required to be reinstalled.
6. The waterproof cover plate 4, the water permeable cover plate 5 and the bayonet are designed, so that the waterproof of the cable bin 2 and the water supply bin 1 and the water collection of the water discharge bin 3 are facilitated, and a sponge effect can be achieved.
The foregoing describes in detail preferred embodiments of the present invention. It should be understood that numerous modifications and variations can be made in accordance with the concepts of the invention by one of ordinary skill in the art without undue burden. Therefore, all technical solutions which can be obtained by logic analysis, reasoning or limited experiments based on the prior art by the person skilled in the art according to the inventive concept shall be within the scope of protection defined by the claims.
Claims (7)
1. Initiative drainage type combination piping lane, the piping lane is by giving sump, cable storehouse and three cabins in drainage storehouse and set gradually and constitute, its characterized in that: the water supply bin and the cable bin are respectively provided with a waterproof cover plate at the top, the water discharge bin is provided with a water permeable cover plate at the top, and a water supply pipe is arranged in the water supply bin;
the upper part of the inner side wall of the drainage bin is provided with a sewage pipeline through a plurality of pipeline brackets, the pipeline brackets are arranged along the length direction of the sewage pipeline, the inner bottom of the drainage bin is provided with a rainwater channel, the inner side wall of the drainage bin is also provided with a liquid level sensor, and the liquid level sensor is electrically connected with a ground control cabinet;
the inner side wall of the cable bin is provided with cable brackets for laying functional cables in layers, a water collecting tank is arranged at one side, close to the drainage bin, of the inner bottom of the cable bin, and rainwater collected in the cable bin is guided and drained into the rainwater channel through pre-buried drain pipes at certain intervals at the bottom of the water collecting tank;
an intelligent drain valve is arranged at one end of the drain pipe, which is close to the drain bin, and is electrically connected with the ground control cabinet, and when the rainwater level in the rainwater channel is lower than the water level in the cable bin, the intelligent drain valve can be automatically opened for draining under the action of water head difference; when the water level of the rainwater in the rainwater channel is higher than the water level in the cable bin, the intelligent drain valve can be driven by pressure to be automatically closed, so that the rainwater is prevented from flowing backwards into the cable bin;
an adjustable pipeline bracket is arranged between the pipeline bracket and the sewage pipeline.
2. The active drain type modular piping lane of claim 1, wherein: the drainage bin is arranged on one side close to the municipal road, and the water supply bin is arranged on one side close to resident users on two sides.
3. The active drainage type modular pipe gallery of claim 1 or 2, wherein: the pipeline bracket and the pipeline bracket are fixed by adopting an adjusting bolt.
4. The active drain type modular piping lane of claim 3, wherein: the side wall of the water supply bin, which is close to the residential user, is provided with a branch pipe inlet.
5. The active drain type modular piping lane of claim 4, wherein: the junction of waterproof apron the apron that permeates water with the piping lane is provided with sealed waterproof construction.
6. The active drain type modular piping lane of claim 1, wherein: the top of the water collecting tank is provided with a grid.
7. The active drain type modular piping lane of claim 1, wherein: when the water level of rainwater in the rainwater channel is higher than the water level in the cable bin, the intelligent drain valve is driven to be automatically closed through remote control of the control cabinet, so that rainwater is prevented from flowing backwards and entering the cable bin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410188297.2A CN117822653A (en) | 2024-02-20 | 2024-02-20 | Active drainage type combined pipe gallery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410188297.2A CN117822653A (en) | 2024-02-20 | 2024-02-20 | Active drainage type combined pipe gallery |
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| Publication Number | Publication Date |
|---|---|
| CN117822653A true CN117822653A (en) | 2024-04-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410188297.2A Pending CN117822653A (en) | 2024-02-20 | 2024-02-20 | Active drainage type combined pipe gallery |
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| Country | Link |
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| CN (1) | CN117822653A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118933076A (en) * | 2024-10-11 | 2024-11-12 | 福州市规划设计研究院集团有限公司 | An urban underground comprehensive pipeline corridor with flood prevention function |
-
2024
- 2024-02-20 CN CN202410188297.2A patent/CN117822653A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118933076A (en) * | 2024-10-11 | 2024-11-12 | 福州市规划设计研究院集团有限公司 | An urban underground comprehensive pipeline corridor with flood prevention function |
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