CN114525797A - Drainage system in building engineering construction foundation pit - Google Patents
Drainage system in building engineering construction foundation pit Download PDFInfo
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- CN114525797A CN114525797A CN202210220713.3A CN202210220713A CN114525797A CN 114525797 A CN114525797 A CN 114525797A CN 202210220713 A CN202210220713 A CN 202210220713A CN 114525797 A CN114525797 A CN 114525797A
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D19/00—Keeping dry foundation sites or other areas in the ground
- E02D19/06—Restraining of underground water
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D19/00—Keeping dry foundation sites or other areas in the ground
- E02D19/06—Restraining of underground water
- E02D19/08—Restraining of underground water by employing open ditches arranged below the level of the water
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D33/00—Testing foundations or foundation structures
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
- F04B49/06—Control using electricity
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2600/00—Miscellaneous
- E02D2600/10—Miscellaneous comprising sensor means
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/60—Planning or developing urban green infrastructure
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Engineering & Computer Science (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Hydrology & Water Resources (AREA)
- Mechanical Engineering (AREA)
- Jet Pumps And Other Pumps (AREA)
Abstract
The invention relates to the field of drainage, and particularly discloses a drainage system in a construction foundation pit of constructional engineering, which comprises a foundation pit body, wherein the foundation pit body consists of a bottom frame and a support framework, the support framework is fixedly connected inside the bottom frame, two symmetrically-arranged drainage grooves are formed in the bottom of the inner side of the support framework, stainless steel filter screens are fixedly connected inside the two drainage grooves, a water filtering cavity is formed in the bottom of the support framework and communicated with the drainage grooves, a stone layer is laid at the bottom of the inner part of the water filtering cavity, a sand cushion wrapping cloth is arranged at the top of the stone layer, a sand layer is laid at the top of the sand cushion wrapping cloth, a water collecting pipe is fixedly connected inside the bottom of the support framework, the top of the water collecting pipe is communicated with a plurality of drainage branch pipes, and one ends of the drainage branch pipes are communicated with the water filtering cavity. The drainage system in the construction foundation pit of the building engineering can effectively prevent the pipeline from being blocked, reduces the maintenance cost of the pipeline and has higher intelligent and automatic degrees.
Description
Technical Field
The invention relates to the field of drainage, in particular to a drainage system in a construction foundation pit of constructional engineering.
Background
The foundation pit is a soil pit excavated at the design position of the foundation according to the elevation of the foundation and the plane size of the foundation, an excavation scheme is determined according to geological and hydrological data and the conditions of buildings nearby the site before excavation, waterproof drainage work is performed, a side slope can be placed for people who do not excavate deeply, the soil slope is stable, and the slope is determined according to relevant construction regulations.
At present, because the water in the foundation ditch is comparatively muddy, contains silt in it, directly discharges and blocks up the pipeline easily, leads to drainage system paralysed, and secondly drainage system whole automation is lower with intelligent degree, can not in time discharge water, therefore we improve this, provide a drainage system in building engineering construction foundation ditch.
Disclosure of Invention
The invention provides a drainage system in a construction foundation pit of constructional engineering, which comprises a foundation pit body, wherein the foundation pit body consists of an underframe and a support framework, the support framework is fixedly connected inside the underframe, two symmetrically-arranged drainage grooves are formed in the bottom of the inner side of the support framework, stainless steel filter screens are fixedly connected inside the two drainage grooves, a water filtering cavity is formed in the bottom of the support framework and communicated with the drainage grooves, a stone layer is laid at the bottom of the interior of the water filtering cavity, a sand padding cloth is arranged at the top of the stone layer, and a sand layer is laid at the top of the sand padding cloth.
As a preferable technical scheme of the invention, the inside of the bottom of the support framework is fixedly connected with a water collecting pipe, the top of the water collecting pipe is communicated with a plurality of drainage branch pipes, one ends of the drainage branch pipes are communicated with the water filtering cavity, and the diameters of pipe openings of the drainage branch pipes are required to be smaller than the diameter of stones paved on the stone layer.
As a preferable technical scheme, a water collecting tank is fixedly arranged on the outer side of the bottom frame, a submersible pump is fixedly connected to the bottom inside the water collecting tank, the input end of the submersible pump is communicated with a first water pumping pipe, and one end of the first water pumping pipe is communicated with the water collecting pipe.
As a preferable technical solution of the present invention, a connection ring is fixedly connected to an outer side of one end of the first pumping pipe close to the water collection pipe, an outer side of one end of the first pumping pipe close to the water collection pipe is communicated with a first check valve, a separate liquid level sensor is fixedly connected to an inner portion of one end of the connection ring, and an output end of the separate liquid level sensor is disposed at a top portion inside the water collection pipe.
According to a preferable technical scheme, a connecting plate is fixedly connected to the top of the inside of the water collecting tank, an ultrasonic liquid level sensor is fixedly connected to the inside of one end of the connecting plate, a high-pressure pump is fixedly connected to the top of the connecting plate, the input end of the high-pressure pump is communicated with a second water pumping pipe, and the output end of the high-pressure pump is communicated with a main water drainage pipe.
As a preferred technical scheme of the invention, the bottom of the inside of the water collecting tank is fixedly connected with a fixed seat, the bottom surface of the water collecting tank is provided with an insertion hole, the bottom of the inside of the insertion hole is fixedly connected with an insertion block, the bottom of the fixed seat is fixedly connected with two symmetrically arranged expansion pins, the expansion pins are arranged inside the insertion hole, and the insertion block is clamped inside the bottoms of the expansion pins.
As a preferable technical scheme of the present invention, a connecting cylinder is fixedly connected to the top of the fixing seat, one end of the second pumping pipe is fixedly connected to the inside of the connecting cylinder, the outer side of one end of the second pumping pipe close to the connecting cylinder is communicated with a second check valve, and the outer side of one end of the main drainage pipe close to the high-pressure pump is communicated with a third check valve.
As a preferable technical scheme of the invention, the surface of the connecting cylinder body is provided with a plurality of water inlet grooves, and the water inlet grooves are all communicated with the connecting cylinder.
As a preferred technical scheme of the invention, the top of the underframe is fixedly connected with a controller, the outer side of the controller is fixedly connected with a water level alarm, the high-pressure pump, the submersible pump and the water level alarm are electrically connected with the controller through leads, and the separated liquid level sensor and the ultrasonic liquid level sensor are wirelessly connected with the controller through wireless signals.
The beneficial effects of the invention are:
the utility model provides a, this kind of drainage system in building engineering construction foundation ditch, can be when the drainage through the stainless steel filter screen that sets up, at first intercept aquatic debris, later through the sand bed that sets up, fill up husky wrap up in cloth and the silt that the stone layer can be to the aquatic and intercept, make the water in the foundation ditch can effectively prevent the pipe blockage in can passing through drainage chamber infiltration catchment pipe, reduced the pipeline maintenance cost.
Two, this kind of drainage system in building engineering construction foundation ditch, can predetermine the monitoring water level through the UI interface on the controller, disconnect-type level sensor and ultrasonic wave level sensor are according to the water level in instruction real-time supervision collector pipe and the catch basin, and carry out water level feedback to the controller according to predetermineeing the discharge water level, the controller can open automatically to immersible pump and self priming pump and stop, it is automatic higher with intelligent degree, in time with the water discharge, and prevent effectively that the water pump from burning futilely, the life of extension water pump.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.
In the drawings:
FIG. 1 is a structural view of a drainage system in a foundation pit of construction of a construction work according to the present invention;
FIG. 2 is an enlarged view of the structure at the position A of the drainage system in the foundation pit of the construction engineering of the present invention;
FIG. 3 is a structural view of a sump of a drainage system in a foundation pit of a construction work according to the present invention;
FIG. 4 is a structural view of a connecting cylinder of a drainage system in a foundation pit of constructional engineering construction according to the present invention;
FIG. 5 is a control flow chart of the drainage system in the foundation pit of the construction engineering of the present invention.
In the figure: 1. a chassis; 2. a support frame; 3. a water discharge tank; 4. a water filtering cavity; 5. a stone layer; 6. a sand layer; 7. a water collection pipe; 8. a drain branch pipe; 9. a water collecting tank; 10. a controller; 11. a water level alarm; 12. a stainless steel filter screen; 13. a submersible pump; 14. a first pumping pipe; 15. a separate level sensor; 16. a first check valve; 17. a connecting plate; 18. a high pressure pump; 19. an ultrasonic liquid level sensor; 20. a second pumping pipe; 21. a main drain pipe; 22. a second check valve; 23. a third check valve; 24. a fixed seat; 25. a connecting cylinder; 26. an expansion pin; 27. a jack; 28. inserting a block; 29. a water inlet groove.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
Example (b): as shown in figures 1 and 2, the drainage system in the foundation pit for the construction of the building engineering comprises a foundation pit body and is characterized in that the foundation pit body consists of an underframe 1 and a supporting framework 2, the supporting framework 2 is fixedly connected inside the underframe 1, two symmetrically arranged drainage grooves 3 are formed in the bottom of the inner side of the supporting framework 2, stainless steel filter screens 12 are fixedly connected inside the two drainage grooves 3, a water filtering cavity 4 is formed in the bottom of the supporting framework 2, the water filtering cavity 4 is communicated with the drainage grooves 3, a stone layer 5 is paved at the bottom of the inside of the water filtering cavity 4, a sand padding cloth is arranged at the top of the stone layer 5, a sand layer 6 is paved at the top of the sand padding cloth, when water inside the foundation pit body 1 is discharged, the water can enter the inside of the drainage grooves 3 through the stainless steel filter screens 12, impurities in the water can be intercepted by the stainless steel filter screens 12 during the discharge, and then the water can enter the inside of the water filtering cavity 4 through the drainage grooves 3, the sand layer 6 is filtered, then the sand-padded wrapping cloth and the stone layer 5 penetrate into the drainage branch pipe 8 and then stay in the water collecting pipe 7 temporarily, the sand-padded wrapping cloth is wrapped outside the stone layer 5, and the outer side of the sand-padded wrapping cloth is attached to the outer wall of the water filtering cavity 4, so that the sand layer 6 can be effectively prevented from being washed away and lost, and the filtering effect can be achieved;
support inside fixedly connected with collector pipe 7 of framework 2 bottom, the top intercommunication of collector pipe 7 has many drainage branch pipe 8, many drainage branch pipe 8's one end all communicates water filtering cavity 4, and drainage branch pipe 8's mouth of pipe diameter needs to be less than the diameter of the stone that stone layer 5 laid, avoid the stone diameter too little, the inside that drops drainage branch pipe 8, cause drainage branch pipe 8 to block up, the fixed catch basin 9 that is provided with in chassis 1's the outside, a small amount of water can be kept in to collector pipe 7, when the inside water of foundation ditch body is more, then can take out water to the inside of catch basin 9, chassis 1's top fixedly connected with controller 10, the outside fixedly connected with water level alarm 11 of controller 10.
As shown in FIG. 3, in the drainage system in the foundation pit of the construction of the building engineering, a submersible pump 13 is fixedly connected to the bottom inside a water collecting tank 9, the input end of the submersible pump 13 is communicated with a first water pumping pipe 14, one end of the first water pumping pipe 14 is communicated with a water collecting pipe 7, the outer side of one end, close to the water collecting pipe 7, of the first water pumping pipe 14 is fixedly connected with a connecting ring, the outer side of one end, close to the water collecting pipe 7, of the first water pumping pipe 14 is communicated with a first check valve 16, a separate liquid level sensor 15 is fixedly connected to the inside of one end of the connecting ring, the output end of the separate liquid level sensor 15 is arranged at the top inside the water collecting pipe 7, the separate liquid level sensor 15 monitors the water level inside the water collecting pipe 7 in real time and feeds water level information back to a controller 10, when the water level exceeds a preset water level of the controller 10, the controller 10 starts the submersible pump 13, the submersible pump 13 temporarily stores the water inside the water collecting pipe 7 into the water collecting tank 9 through the first water pumping pipe 14, when the separated liquid level sensor 15 monitors that the water level in the water collecting pipe 7 is lower than a preset position, the controller 10 stops the submersible pump 13;
the top of the inside of the water collecting tank 9 is fixedly connected with a connecting plate 17, the inside of one end of the connecting plate 17 is fixedly connected with an ultrasonic liquid level sensor 19, the top of the connecting plate 17 is fixedly connected with a high-pressure pump 18, the input end of the high-pressure pump 18 is communicated with a second water pumping pipe 20, the output end of the high-pressure pump 18 is communicated with a main water drainage pipe 21, the outer side of one end, close to a connecting cylinder 25, of the second water pumping pipe 20 is communicated with a second check valve 22, the outer side of one end, close to the high-pressure pump 18, of the main water drainage pipe 21 is communicated with a third check valve 23, as the water collecting tank 9 is deeper, the ultrasonic liquid level sensor 19 is adopted, the monitoring effect is better, the first check valve 16, the second check valve 22 and the third check valve 23 are all arranged for preventing water backflow, when the water level in the water collecting tank 9 is higher than a preset water level, the ultrasonic liquid level sensor 19 feeds water level information back to the controller 10, the controller 10 starts the high-pressure pump 18, the high-pressure pump 18 pumps the water in the sump 9 through the second pumping pipe 20 and discharges the water through the main discharge pipe 21 until the water level in the sump 9 is lower than a preset position, and then the controller 10 stops the operation of the high-pressure pump 18.
As shown in fig. 4, in the drainage system in the foundation pit of the construction engineering of the invention, the bottom inside the water collecting tank 9 is fixedly connected with a fixed seat 24, the bottom surface of the water collecting tank 9 is provided with an insertion hole 27, the bottom inside the insertion hole 27 is fixedly connected with an insertion block 28, the bottom of the fixed seat 24 is fixedly connected with two expansion pins 26 which are symmetrically arranged, the expansion pins 26 are arranged inside the insertion hole 27, and the insertion block 28 is clamped inside the bottom of the expansion pins 26; inserting the expansion pin 26 into the insertion hole 27, and clamping the insertion block 28 into the interior of the bottom of the expansion pin 26, so that the outer side of the bottom of the expansion pin 26 can be expanded to tightly abut against the insertion hole 27, and the fixed seat 24 can be firmly connected with the bottom surface of the water collecting tank 9;
the top fixedly connected with connecting cylinder 25 of fixing base 24, the one end fixed connection of second drinking-water pipe 20 is in the inside of connecting cylinder 25, a plurality of intake troughs 29 have been seted up on the surface of connecting cylinder 25 barrel, a plurality of intake troughs 29 all communicate connecting cylinder 25, because the catch basin 9 is darker, the second drinking-water pipe 20 is laid the stroke longer, when connecting cylinder 25's inside was arranged in to the one end of consequently second drinking-water pipe 20, can be straight state all the time in order to accelerate the efficiency of drawing water, and water then accessible intake trough 29 enters into the inside of connecting cylinder 25 and supplies the extraction of second drinking-water pipe 20.
As shown in FIG. 5, the high-pressure pump 18, the submersible pump 13 and the water level alarm 11 are electrically connected with the controller 10 through leads, the separated liquid level sensor 15 and the ultrasonic liquid level sensor 19 are wirelessly connected with the controller 10 through wireless signals, the controller 10 is an S-8000 wireless controller, a UI interface display screen is arranged on the surface of the controller 10, and a worker can preset the water level through the UI interface, wherein the water pumping level and the early warning water level can be set, the current water level in the water collecting pipe 7 and the water collecting tank 9 can be inquired, when the water level in the water collecting pipe 7 or the water collecting tank 9 is at the early warning water level, the controller 10 can start the water level alarm 11 to prompt the worker to process in time and search for a fault component, and the intelligent and automatic degree is high.
In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The utility model provides a drainage system in building engineering construction foundation ditch, includes the foundation ditch body, its characterized in that, the foundation ditch body comprises chassis (1) and support framework (2), support framework (2) fixed connection in the inside of chassis (1), support framework (2) inboard bottom and set up water drainage tank (3) that two symmetries set up, two the equal fixedly connected with stainless steel filter screen (12) in inside of water drainage tank (3), support the inside of framework (2) bottom and seted up drainage chamber (4), drainage chamber (4) intercommunication water drainage tank (3), just stone layer (5) have been laid to the inside bottom in drainage chamber (4), the top of stone layer (5) is provided with the sand cushion and wraps up in cloth, sand cushion wraps up in the top of cloth and has laid sand bed (6).
2. The drainage system in the foundation pit for building engineering construction according to claim 1, wherein a water collecting pipe (7) is fixedly connected to the inside of the bottom of the support frame (2), the top of the water collecting pipe (7) is communicated with a plurality of drainage branch pipes (8), one ends of the drainage branch pipes (8) are communicated with the water filtering cavity (4), and the diameter of the pipe orifice of each drainage branch pipe (8) needs to be smaller than the diameter of a stone laid on the stone layer (5).
3. The drainage system in the foundation pit for building engineering construction according to claim 1, wherein a water collecting tank (9) is fixedly arranged on the outer side of the underframe (1), a submersible pump (13) is fixedly connected to the bottom inside the water collecting tank (9), the input end of the submersible pump (13) is communicated with a first water pumping pipe (14), and one end of the first water pumping pipe (14) is communicated with the water collecting pipe (7).
4. The drainage system in the foundation pit for building engineering construction according to claim 3, wherein a connection ring is fixedly connected to the outer side of one end, close to the water collecting pipe (7), of the first water pumping pipe (14), a first check valve (16) is communicated with the outer side of one end, close to the water collecting pipe (7), of the first water pumping pipe (14), a separated liquid level sensor (15) is fixedly connected to the inner portion of one end of the connection ring, and the output end of the separated liquid level sensor (15) is arranged at the top of the inner portion of the water collecting pipe (7).
5. The drainage system in the foundation pit for building engineering construction according to claim 3, wherein a connecting plate (17) is fixedly connected to the top inside the water collecting tank (9), an ultrasonic liquid level sensor (19) is fixedly connected to the inside of one end of the connecting plate (17), a high-pressure pump (18) is fixedly connected to the top of the connecting plate (17), the input end of the high-pressure pump (18) is communicated with a second water pumping pipe (20), and the output end of the high-pressure pump (18) is communicated with a main drainage pipe (21).
6. The drainage system in the foundation pit for building engineering construction according to claim 5, wherein a fixing seat (24) is fixedly connected to the bottom inside the water collecting tank (9), a jack (27) is formed in the bottom surface of the water collecting tank (9), an insert block (28) is fixedly connected to the bottom inside the jack (27), two symmetrically-arranged expansion pins (26) are fixedly connected to the bottom of the fixing seat (24), the expansion pins (26) are arranged inside the jack (27), and the insert block (28) is clamped inside the bottom of the expansion pins (26).
7. The drainage system in the foundation pit for building engineering construction according to claims 5 and 6, wherein a connecting cylinder (25) is fixedly connected to the top of the fixed seat (24), one end of the second water pumping pipe (20) is fixedly connected to the inside of the connecting cylinder (25), the outer side of one end, close to the connecting cylinder (25), of the second water pumping pipe (20) is communicated with a second check valve (22), and the outer side of one end, close to the high-pressure pump (18), of the main drainage pipe (21) is communicated with a third check valve (23).
8. The drainage system in the foundation pit for building engineering construction according to claim 7, wherein the surface of the cylinder body of the connecting cylinder (25) is provided with a plurality of water inlet grooves (29), and the water inlet grooves (29) are all communicated with the connecting cylinder (25).
9. The drainage system in the foundation pit for building engineering construction according to claim 5, wherein a controller (10) is fixedly connected to the top of the underframe (1), a water level alarm (11) is fixedly connected to the outer side of the controller (10), the high-pressure pump (18), the submersible pump (13) and the water level alarm (11) are electrically connected to the controller (10) through wires, and the separate liquid level sensor (15) and the ultrasonic liquid level sensor (19) are wirelessly connected to the controller (10) through wireless signals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210220713.3A CN114525797A (en) | 2022-03-08 | 2022-03-08 | Drainage system in building engineering construction foundation pit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210220713.3A CN114525797A (en) | 2022-03-08 | 2022-03-08 | Drainage system in building engineering construction foundation pit |
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| Publication Number | Publication Date |
|---|---|
| CN114525797A true CN114525797A (en) | 2022-05-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210220713.3A Pending CN114525797A (en) | 2022-03-08 | 2022-03-08 | Drainage system in building engineering construction foundation pit |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208486268U (en) * | 2018-05-03 | 2019-02-12 | 厦门市科水水利设计咨询有限公司 | A kind of pit foundation structure convenient for draining |
| CN209873836U (en) * | 2019-02-14 | 2019-12-31 | 苏州市民用建筑设计院有限责任公司 | Foundation pit drainage system |
| CN210341959U (en) * | 2019-05-25 | 2020-04-17 | 安徽鑫通建设集团有限公司 | Foundation pit drainage system |
| CN211571759U (en) * | 2019-10-27 | 2020-09-25 | 福州市建筑设计院 | Building foundation pit dewatering device |
| CN213358849U (en) * | 2020-09-30 | 2021-06-04 | 苏州秀怡园林绿化工程有限公司 | Gardens drainage system |
| CN214784084U (en) * | 2021-01-29 | 2021-11-19 | 王婧颖 | Drainage equipment for foundation pit |
| CN215857731U (en) * | 2021-09-06 | 2022-02-18 | 中能安康建设发展集团有限公司 | Building foundation pit with quick drainage structures |
-
2022
- 2022-03-08 CN CN202210220713.3A patent/CN114525797A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208486268U (en) * | 2018-05-03 | 2019-02-12 | 厦门市科水水利设计咨询有限公司 | A kind of pit foundation structure convenient for draining |
| CN209873836U (en) * | 2019-02-14 | 2019-12-31 | 苏州市民用建筑设计院有限责任公司 | Foundation pit drainage system |
| CN210341959U (en) * | 2019-05-25 | 2020-04-17 | 安徽鑫通建设集团有限公司 | Foundation pit drainage system |
| CN211571759U (en) * | 2019-10-27 | 2020-09-25 | 福州市建筑设计院 | Building foundation pit dewatering device |
| CN213358849U (en) * | 2020-09-30 | 2021-06-04 | 苏州秀怡园林绿化工程有限公司 | Gardens drainage system |
| CN214784084U (en) * | 2021-01-29 | 2021-11-19 | 王婧颖 | Drainage equipment for foundation pit |
| CN215857731U (en) * | 2021-09-06 | 2022-02-18 | 中能安康建设发展集团有限公司 | Building foundation pit with quick drainage structures |
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