CN112647525B - Urban underground comprehensive pipe rack open cut foundation pit drainage device - Google Patents
Urban underground comprehensive pipe rack open cut foundation pit drainage device Download PDFInfo
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- CN112647525B CN112647525B CN202110047296.2A CN202110047296A CN112647525B CN 112647525 B CN112647525 B CN 112647525B CN 202110047296 A CN202110047296 A CN 202110047296A CN 112647525 B CN112647525 B CN 112647525B
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- drainage device
- open cut
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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
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/02—Foundation pits
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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
- E02D19/12—Restraining of underground water by damming or interrupting the passage of underground water
- E02D19/18—Restraining of underground water by damming or interrupting the passage of underground water by making use of sealing aprons, e.g. diaphragms made from bituminous or clay material
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- 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
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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
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/20—Controlling water pollution; Waste water treatment
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Structural Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Hydrology & Water Resources (AREA)
- Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
Abstract
The invention relates to a drainage device for an open cut foundation pit of an urban underground comprehensive pipe gallery, wherein a cofferdam is arranged at the edge of the foundation pit, and the drainage device comprises: the rail is fixed at the top end of the cofferdam; the rotating platform is arranged on the track in a sliding manner; the tail end of the second rod can movably extend into the foundation pit; the water pump is fixed on the rotary platform, and the water pump comprises a water inlet pipe and a water outlet pipe, wherein one end of the water inlet pipe, which is far away from the water pump, is fixed with the tail end of the second rod, and the water outlet pipe extends out of the foundation pit. The invention solves the technical problems that in the prior art, the underground pipe gallery open cut foundation pit adopts a drainage mode of pit digging drainage, so that the pressure of the soil layer in the foundation pit is uneven and the drainage area cannot be flexibly adjusted by combining the track, the rotary platform and the first rod and the second rod which are mutually hinged.
Description
Technical Field
The invention relates to the field of building construction, in particular to an open cut foundation pit drainage device of an urban underground comprehensive pipe gallery.
Background
The open cut method is an underground engineering construction method that firstly digs the ground, builds the lining under the open air condition, and then covers and backfills. For some urban underground comprehensive pipe gallery facilities, the common buried depth is shallow, and the open cut method has the advantages of low construction cost, high efficiency and the like compared with the underground cut method.
When open excavation construction is carried out in the river cofferdam, water seepage possibly occurs in the excavated foundation pit, so that inconvenience is brought to construction, a common drainage method is to excavate a diversion trench and a water collecting pit at the bottom of the foundation pit, drain the water seepage to the inside of the water collecting pit through a reverse trench, and then drain the water once through a drainage pump, so that the method is simple to operate, but the water can be drained only by digging a water accumulation area, so that the pressure born by a soil layer in the foundation pit is uneven, the construction procedures are more, and the labor capacity is improved; meanwhile, the drainage area cannot be flexibly adjusted, so that inconvenience is brought to foundation pit construction.
Disclosure of Invention
The invention provides an open cut foundation pit drainage device for an urban underground comprehensive pipe gallery, which solves the technical problems that in the prior art, the pressure of soil layers in a foundation pit is uneven and a drainage area cannot be flexibly adjusted due to the drainage mode of pit digging and drainage of the open cut foundation pit of the underground pipe gallery.
The invention relates to a drainage device for an open cut foundation pit of an urban underground comprehensive pipe gallery, wherein a cofferdam is arranged at the edge of the foundation pit, and the drainage device comprises:
the rail is fixed at the top end of the cofferdam;
the rotating platform is arranged on the track in a sliding manner;
the tail end of the second rod can movably extend into the foundation pit;
the water pump is fixed on the rotary platform, and the water pump comprises a water inlet pipe and a water outlet pipe, wherein one end of the water inlet pipe, which is far away from the water pump, is fixed with the tail end of the second rod, and the water outlet pipe extends out of the foundation pit.
The invention relates to a drainage device for an open cut foundation pit of an urban underground comprehensive pipe gallery, which is further improved in that a pin bolt is penetrated in the radial direction at the position of a second rod close to the head end, the head end of a first rod is provided with a U-shaped groove, two side walls of the U-shaped groove are oppositely provided with pin holes for the pin joint of two end parts of the pin bolt, the head end of the second rod is provided with a movable plug-in unit which can extend and retract in the length direction of the second rod, and the bottom of the U-shaped groove is provided with a limiting plug-in hole for the movable plug-in unit to be inserted when extending.
The invention discloses a drainage device for an open cut foundation pit of an urban underground comprehensive pipe gallery, which is further improved in that a guide hole for telescopic movement of a movable plug-in unit is formed at the head end of a second rod, an operation hole communicated with the guide hole is formed at the head end of the second rod along the direction of the guide hole, a driving handle is vertically fixed on the movable plug-in unit, and the driving handle extends out of the operation hole.
The invention discloses a drainage device for an open cut foundation pit of an urban underground comprehensive pipe gallery, which is further improved in that a return spring is fixed between a movable plug-in unit and the bottom of a guide hole.
The invention discloses a drainage device for an open cut foundation pit of an urban underground comprehensive pipe gallery, which is further improved in that guide rings are arranged on a first rod and a second rod, and a water inlet pipe is arranged in the guide rings in a penetrating mode.
The invention relates to a drainage device for an open cut foundation pit of an urban underground comprehensive pipe gallery, which is further improved in that the tail end of a second rod and one end of a water inlet pipe far away from a water pump are inserted and fixed in a water inlet ball head side by side.
The invention relates to an open cut foundation pit drainage device of an urban underground comprehensive pipe gallery, which is further improved in that the tail end of a first rod is hinged with a rotary platform.
The invention discloses a drainage device for an open cut foundation pit of an urban underground comprehensive pipe gallery, which is further improved in that a return spring is fixed between the tail end of a first rod and a rotary platform.
The invention discloses a drainage device for an open cut foundation pit of an urban underground comprehensive pipe gallery, which is further improved in that a track is a fixed seat with an I-shaped section, the bottom of the fixed seat is fixed on the top of a cofferdam, a sliding seat is arranged on the top of the fixed seat in a sliding manner, and the sliding seat is fixed with a rotary platform.
The invention discloses a drainage device for an open cut foundation pit of an urban underground comprehensive pipe gallery, which is further improved in that a damping spring is fixed between a water pump and a rotary platform.
Compared with the prior art, the invention has positive and obvious effects. The invention solves the technical problems that in the prior art, the underground pipe gallery open cut foundation pit adopts a drainage mode of pit digging drainage, so that the pressure of the soil layer in the foundation pit is uneven and the drainage area cannot be flexibly adjusted by combining the track, the rotary platform and the first rod and the second rod which are mutually hinged. According to the invention, the sliding seat is in sliding connection with the fixed seat, so that the horizontal drainage position of the water inlet ball head is adjusted through the sliding seat sliding along the length direction of the fixed seat, the horizontal position of the water inlet ball head can be finely adjusted through the connection of the rotary platform and the sliding seat, the longitudinal position of the water inlet ball head can be adjusted through the adjustment of the first rod and the second rod by rotating the second rod, and meanwhile, the height of the water inlet ball head is adjusted through adjusting the telescopic length of the second rod, so that the device can flexibly adjust the water absorption position of the water inlet ball head in multiple directions, and the multi-direction drainage position adjustment is convenient for the inside of a plurality of foundation pits.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the urban underground utility tunnel open cut foundation pit drainage device of the invention.
Fig. 2 is a schematic diagram of a joint between a first rod and a second rod of the drainage device for an open cut foundation pit of an urban underground utility tunnel.
Fig. 3 is an enlarged view at B in fig. 1.
Fig. 4 is an enlarged view at a in fig. 1.
Fig. 5 is a schematic view of a water inlet ball head structure of the urban underground utility tunnel open cut foundation pit drainage device.
Fig. 6 is a schematic diagram of a track structure of the urban underground utility tunnel open cut foundation pit drainage device of the invention.
Detailed Description
The invention is further described below with reference to the drawings and examples.
As shown in fig. 1, the drainage device for an open cut foundation pit 2 of an urban underground utility tunnel of the present invention, wherein a cofferdam 1 is arranged at the edge of the foundation pit 2, and the drainage device comprises:
a rail fixed to the top of the cofferdam 1;
the rotating platform is arranged on the track in a sliding manner;
a first rod 8 and a second rod 11 hinged with each other, wherein the tail end of the first rod 8 is connected with the rotary platform, and the tail end of the second rod 11 can movably extend into the foundation pit 2;
the water pump 19 is fixed on the rotary platform, the water pump 19 comprises a water inlet pipe 20 and a water outlet pipe 28, one end of the water inlet pipe 20 away from the water pump 19 is fixed with the tail end of the second rod 11, and the water outlet pipe 28 extends out of the foundation pit 2.
The water draining device uses the top end of the cofferdam 1 as a fulcrum to move the position of the whole device and change the position of the water inlet pipe 20, thereby realizing multidirectional water draining azimuth adjustment in the foundation pit 2.
Preferably, as shown in fig. 2, a pin 27 is radially disposed at a position of the second rod 11 near the head end, a U-shaped slot 10 is disposed at the head end of the first rod 8, pin holes for pivotally connecting two ends of the pin 27 are relatively disposed on two sidewalls of the U-shaped slot 10, a movable insert 14 capable of extending and retracting in the second rod 11 along the length direction of the second rod 11 is disposed at the head end of the second rod 11, and a limiting jack 12 for inserting the movable insert 14 is disposed at the bottom of the U-shaped slot 10 when extending.
The U-shaped groove 10, the pin bolt 27 and the pin hole form a rotating mechanism which enables the first rod 8 and the second rod 11 to be connected in a rotating mode, the first rod 8 and the second rod 11 are limited through the movable plug-in 14 and the limiting jack 12, the first rod 8 and the second rod 11 can be fixed at a certain angle, and therefore other adjustment of the drainage device is facilitated.
Preferably, a guiding hole 13 for the telescopic movement of the movable plug-in 14 is formed at the head end of the second rod 11, an operation hole communicated with the guiding hole 13 is further formed at the head end of the second rod 11 along the direction of the guiding hole 13, a driving handle 15 is vertically fixed on the movable plug-in 14, and the driving handle 15 extends out of the operation hole.
The driving handle 15 can conveniently move the movable plug-in 14, the driving handle 15 is fixed at one end of the movable plug-in 14 close to the second rod 11, and when the driving handle 15 is slid to the bottom of the operation hole, the movable plug-in 14 is separated from the limiting plug-in hole 12, so that the second rod 11 rotates along with the pin bolt 27.
Preferably, a return spring 16 is secured between the movable insert 14 and the bottom of the guide hole 13.
The return spring 16 can make the movable plug-in 14 prop against the inside of the limiting jack 12, so that the condition that the movable plug-in 14 is separated from the limiting jack 12 due to shaking in the use process when the first rod 8 is connected with the second rod 11 is avoided. In the use, through stirring actuating handle 15 for remove plug-in components 14 and accomodate into the inside of guiding hole 13, rotate second pole 11 simultaneously and make second pole 11 and first pole 8 be in same horizontal plane, then loosen actuating handle 15, make the inside of removing plug-in components 14 insert spacing jack 12 under reset spring 16's promotion, thereby lock second pole 11 and first pole 8, and the level is through rotatory platform rotation first pole 8, make second pole 11 rotate along with first pole 8, thereby shift out second pole 11 from the inside of foundation ditch 2, in order to accomodate temporarily second pole 11, the inside construction that continues of foundation ditch 2 of being convenient for.
Preferably, as shown in fig. 1 and 4, the first rod 8 and the second rod 11 are provided with guide rings 21, and the water inlet pipe 20 is inserted into the guide rings 21.
The guide ring 21 can move the water inlet pipe 20 along the same path, so that the water inlet pipe 20 can be lengthened or shortened along the first rod 8 and the second rod 11, the situation that the water inlet pipe 20 is randomly lapped on the edge of the foundation pit 2 in the drainage process is avoided, and the situation that the water inlet pipe 20 affects construction is avoided.
Preferably, as shown in fig. 5, the end of the second rod 11 and the end of the water inlet pipe 20 far from the water pump 19 are inserted and fixed in a water inlet ball 18 side by side.
The water inlet ball head 18 is a spherical connecting mechanism with a plurality of holes, so that the second rod 11 and the water inlet pipe 20 can be jointly fixed in the water inlet ball head 18, the water inlet pipe 20 is communicated with the water inlet ball head 18, water is absorbed conveniently, and meanwhile, sundries with large particles can be filtered out and mixed into the water inlet pipe 20. The second rod comprises an inner rod and an outer rod, the end of the inner rod, which is far away from the first rod, is fixedly provided with the water inlet ball head 18, and the end of the outer rod, which is far away from the first rod of the transverse stay rod, is penetrated with a limit bolt 17 for locking the inner rod and a control button 24 of a water pump 19.
Preferably, the end of the first rod 8 is hinged to the rotating platform.
The first rod 8 can be adjusted in direction from the end, and the adjustment range of the first rod 8 and the second rod 11 is enlarged, so that the drainage range of the water inlet pipe 20 to the foundation pit 2 is enlarged. Preferably, as shown in fig. 3, a return spring 9 is fixed between the end of the first rod 8 and the rotating platform.
The return spring 9 allows the first rod 8 to be easily returned, avoiding the second rod 11 and the first rod 8 from being easily lifted up due to the increase in weight of the water intake pipe 20 after absorbing water.
Preferably, as shown in fig. 3 and 6, the track is a fixing seat 3 with an i-shaped cross section, the bottom of the fixing seat 3 is fixed on the top of the cofferdam 1, a sliding seat 4 is slidably installed on the top of the fixing seat 3, and the rotating platform is fixed on the sliding seat 4.
The sliding seat 4 is provided with a groove which is adapted to the shape of the upper part of the fixed seat 3, so that the groove is clamped on the fixed seat 3 and slides along the length direction of the fixed seat 3, and the drainage device moves along the edge direction of the cofferdam 1. The fixing seat 3 is fixed on the top of the cofferdam 1 through a pin 26. During the use, through sliding seat 4 and fixing base 3 sliding connection for through the gliding sliding seat 4 of length direction along fixing base 3, reach the horizontal drainage position of adjusting into water bulb 18, through the connection of rotary platform and sliding seat 4, thereby make through rotating rotary platform can finely tune into the horizontal position of water bulb 18, and through the regulation between first pole 8 and the second pole 11, make the rotation second pole 11 can carry out longitudinal position adjustment to into water bulb 18, simultaneously through the flexible length of regulation second pole 11, thereby adjust into water bulb 18's height, make the device can diversified nimble regulation into water bulb 18's the position of absorbing water, the inside of many foundation ditch 2 of being convenient for carries out diversified drainage position adjustment.
Preferably, as shown in fig. 3, a damping spring 22 is fixed between the water pump 19 and the rotary platform.
The rotary platform comprises a supporting rod 25, a rotary plate 5, a mounting plate 6 and a supporting seat 7, wherein the supporting rod 25 is fixed on the fixed seat 3, the rotary plate 5 is rotatably connected to the supporting rod 25, and the mounting plate 6 is fixed on the rotary plate 5. The support 7 and the water pump 19 are fixed on the mounting plate 6, and one end of the first rod 8, which is far away from the second rod 11, is hinged on the support 7. The water pump 19 is fixed on the rotary platform through a fixing bolt 23, a damping spring 22 is sleeved outside the fixing bolt 23, and the damping spring 22 can reduce the influence of vibration generated during the operation of the water pump 19 on the rotary platform.
The invention solves the technical problems that in the prior art, the underground pipe gallery open cut foundation pit adopts a drainage mode of pit digging drainage, so that the pressure of the soil layer in the foundation pit is uneven and the drainage area cannot be flexibly adjusted by combining the track, the rotary platform and the first rod and the second rod which are mutually hinged. The device not only can flexibly adjust the water absorption position of the water inlet ball head in multiple directions, but also is convenient for the inside of the multiple foundation pits to carry out multiple-direction water drainage azimuth adjustment; meanwhile, the telescopic rod can be temporarily stored, and continuous construction in the foundation pit can be facilitated.
The present invention is not limited to the above-mentioned embodiments, but is not limited to the above-mentioned embodiments, and any simple modification, equivalent changes and modification made to the above-mentioned embodiments according to the technical matters of the present invention can be made by those skilled in the art without departing from the scope of the present invention.
Claims (7)
1. Urban underground utility tunnel open cut foundation ditch drainage device, the edge of foundation ditch is provided with the cofferdam, its characterized in that, drainage device includes:
the rail is fixed at the top end of the cofferdam;
the rotating platform is arranged on the track in a sliding manner;
the tail end of the second rod can movably extend into the foundation pit;
the water pump is fixed on the rotary platform and comprises a water inlet pipe and a water outlet pipe, one end of the water inlet pipe, which is far away from the water pump, is fixed with the tail end of the second rod, and the water outlet pipe extends out of the foundation pit; a pin bolt is penetrated in the radial direction at the position of the second rod, which is close to the head end, the head end of the first rod is provided with a U-shaped groove, the two side walls of the U-shaped groove are oppositely provided with pin holes for the pin joint of the two end parts of the pin bolt, the head end of the second rod is provided with a movable plug-in unit which can stretch out and draw back in the second rod along the length direction of the second rod, and the bottom of the U-shaped groove is provided with a limiting plug-in hole for the movable plug-in unit to be inserted when extending out;
a guide hole for the telescopic movement of the movable plug-in unit is formed in the head end of the second rod, an operation hole communicated with the guide hole is formed in the head end of the second rod along the direction of the guide hole, a driving handle is vertically fixed on the movable plug-in unit, and the driving handle extends out of the operation hole;
and a reset spring is fixed between the movable plug-in and the bottom of the guide hole.
2. The urban underground utility tunnel open cut foundation pit drainage device of claim 1, wherein the first rod and the second rod are provided with guide rings, and the water inlet pipe is arranged in the guide rings in a penetrating way.
3. The urban underground utility tunnel open cut foundation pit drainage device of claim 1, wherein the end of the second rod and the end of the water inlet pipe far from the water pump are inserted and fixed in a water inlet ball head side by side.
4. The urban utility tunnel open cut foundation pit drainage device of claim 1, wherein the end of said first rod is hinged to said rotary platform.
5. The urban underground utility tunnel open cut foundation pit drainage device of claim 4, wherein a return spring is fixed between the end of the first rod and the rotary platform.
6. The urban underground utility tunnel open cut foundation pit drainage device of claim 1, wherein the track is a fixed seat with an I-shaped section, the bottom of the fixed seat is fixed on the top of the cofferdam, a sliding seat is arranged on the top of the fixed seat in a sliding manner, and the rotating platform is fixed on the sliding seat.
7. The urban underground utility tunnel open cut foundation pit drainage device of claim 1, wherein a damping spring is fixed between the water pump and the rotary platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110047296.2A CN112647525B (en) | 2021-01-14 | 2021-01-14 | Urban underground comprehensive pipe rack open cut foundation pit drainage device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110047296.2A CN112647525B (en) | 2021-01-14 | 2021-01-14 | Urban underground comprehensive pipe rack open cut foundation pit drainage device |
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| CN112647525A CN112647525A (en) | 2021-04-13 |
| CN112647525B true CN112647525B (en) | 2023-05-30 |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113047862B (en) * | 2021-04-28 | 2022-12-27 | 中国铁建股份有限公司 | Pipe gallery entry driving machine removes strutting arrangement and pipe gallery entry driving machine |
| CN113280190B (en) * | 2021-05-24 | 2022-09-30 | 河南工业职业技术学院 | Drainage device for gas pipeline emergency repair |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108360566A (en) * | 2018-04-26 | 2018-08-03 | 中铁第四勘察设计院集团有限公司 | City integrated piping lane builds structure jointly with rail traffic underground open-cut station main body |
| CN108797618A (en) * | 2018-06-21 | 2018-11-13 | 中国十七冶集团有限公司 | One kind being used for Urban Underground pipe gallery drainage of foundation pit structure and its construction method |
| CN108909859B (en) * | 2018-08-09 | 2024-06-04 | 福建侨龙应急装备股份有限公司 | Caterpillar pump truck |
| CN109339101A (en) * | 2018-11-21 | 2019-02-15 | 杭州江润科技有限公司 | Cast-in-place pipe gallery and construction method |
| CN110158647B (en) * | 2019-05-28 | 2021-02-19 | 中国十七冶集团有限公司 | Material transportation method in narrow space of urban underground comprehensive pipe gallery |
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