CN113774940A - Deep foundation pit dewatering construction device and construction method - Google Patents
Deep foundation pit dewatering construction device and construction method Download PDFInfo
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- CN113774940A CN113774940A CN202111237305.0A CN202111237305A CN113774940A CN 113774940 A CN113774940 A CN 113774940A CN 202111237305 A CN202111237305 A CN 202111237305A CN 113774940 A CN113774940 A CN 113774940A
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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
- E02D19/10—Restraining of underground water by lowering level of ground water
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H75/00—Storing webs, tapes, or filamentary material, e.g. on reels
- B65H75/02—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks
- B65H75/34—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables
- B65H75/38—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables involving the use of a core or former internal to, and supporting, a stored package of material
- B65H75/40—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables involving the use of a core or former internal to, and supporting, a stored package of material mobile or transportable
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H75/00—Storing webs, tapes, or filamentary material, e.g. on reels
- B65H75/02—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks
- B65H75/34—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables
- B65H75/38—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables involving the use of a core or former internal to, and supporting, a stored package of material
- B65H75/44—Constructional details
- B65H75/4481—Arrangements or adaptations for driving the reel or the material
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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
- F04B15/00—Pumps adapted to handle specific fluids, e.g. by selection of specific materials for pumps or pump parts
- F04B15/02—Pumps adapted to handle specific fluids, e.g. by selection of specific materials for pumps or pump parts the fluids being viscous or non-homogeneous
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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
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
- F04B53/16—Casings; Cylinders; Cylinder liners or heads; Fluid connections
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mechanical Engineering (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The utility model relates to a deep basal pit precipitation construction equipment belongs to construction equipment field, and it includes the shallow, be provided with the mechanism of drawing water that is used for taking out the thick liquid in the foundation ditch on the shallow, the mechanism of drawing water includes the slush pump, the suction end of slush pump is provided with the pipe that absorbs water, the one end that the slush pump was kept away from to the pipe that absorbs water is provided with the flaring sucking disc, the outside of the pipe that absorbs water is provided with the subassembly that floats that is used for preventing the flaring sucking disc to sink into the foundation ditch bottom, the subassembly that floats is located the top of flaring sucking disc, the outside of flaring sucking disc is provided with the protection frame, the protection frame is located the subassembly that floats under and can dismantle with the subassembly through connecting bolt and be connected. This application can avoid to a certain extent to absorb water the pipe and sink into the diapire of foundation ditch and influence the suction effect to the thick liquid water.
Description
Technical Field
The application relates to the field of building construction devices, in particular to a deep foundation pit dewatering construction device.
Background
The foundation pit dewatering refers to dewatering work performed for ensuring that the foundation pit can be constructed under a dry condition and preventing slope instability, foundation quicksand, pit bottom uplift, pit bottom piping and foundation bearing capacity reduction when the underground water level is higher than the excavation bottom surface when the foundation pit is excavated. When the foundation pit is subjected to precipitation treatment, slurry in the foundation pit is pumped out by a slurry pump.
When the thick liquid to in the foundation ditch is sucked, at first need put into the foundation ditch with the suction pipe, then start the slush pump and suck the thick liquid, put into the foundation ditch with the suction pipe after, the suction pipe sinks to the diapire of foundation ditch easily, leads to the suction effect to receive the influence.
Disclosure of Invention
In order to avoid to a certain extent to absorb water the pipe sinks the diapire of foundation ditch and the influence is to the suction effect of thick liquid, this application provides a deep basal pit dewatering construction equipment.
The first aspect, the application provides a deep basal pit dewatering construction equipment adopts following technical scheme:
the utility model provides a deep basal pit precipitation construction equipment, includes the shallow, be provided with the mechanism of drawing water that is used for taking out the thick liquid in the foundation ditch on the shallow, the mechanism of drawing water includes the slush pump, the suction end of slush pump is provided with the pipe that absorbs water, the one end that the slush pump was kept away from to the pipe that absorbs water is provided with the flaring sucking disc, the outside of the pipe that absorbs water is provided with the subassembly that floats that is used for preventing the flaring sucking disc from sinking the foundation ditch bottom, the subassembly that floats is located the top of flaring sucking disc, the outside of flaring sucking disc is provided with the protection frame, the protection frame is located the subassembly that floats under and can dismantle with the subassembly that floats through connecting bolt and be connected.
By adopting the technical scheme, the floating assembly is arranged outside the water suction pipe, after one end of the water suction pipe, which is far away from the slurry pump, is placed in the foundation pit, the floating assembly can float on the liquid level of the slurry and cannot sink into the slurry, and the flared sucker at the end part of the water suction pipe can suck the slurry below the floating assembly and cannot sink into the bottom of the foundation pit, so that the slurry suction effect is ensured to a certain extent; install the outside protective frame of flaring sucking disc and can play isolated effect to the large granule impurity of thick liquid to avoid large granule impurity to get into to a certain extent and lead to the fact the jam in the suction pipe.
Optionally, the floating assembly comprises a floating seat, the floating seat comprises a first support and a second support which are hinged to each other, a clamping groove used for clamping the water suction pipe is formed in the first support and the second support, an annular flange is arranged on the water suction pipe, an arc-shaped groove for clamping the annular flange is formed in the inner wall of the clamping groove, a first connecting piece is arranged at one end, away from the hinge point, of the first support, a positioning piece is arranged on the first connecting piece, a second connecting piece is arranged at one end, away from the hinge point, of the second support, and a positioning groove for inserting the positioning piece is formed in the second connecting piece.
Through adopting above-mentioned technical scheme, when needs will float the subassembly and install on the pipe that absorbs water, will absorb water and manage and place between first support and the second support, and make the arc wall of seting up on the ring flange alignment draw-in groove inner wall that absorbs water manages, then rotate first support and second support to the direction that is close to each other, and insert the constant head tank of establishing on the second connection piece with the setting element on the first connection piece in, can fix the relative position of first support and second support promptly, thereby with the outside of floating seat fixed mounting pipe that absorbs water, after putting into the foundation ditch with the pipe that absorbs water, the floating seat can exert ascending pulling force to the pipe that absorbs water under self buoyancy, make the pipe that absorbs water can not sink to the bottom of foundation ditch, thereby avoid the suction effect to receive the influence.
Optionally, the setting element includes the location inserted block, the fixed one side that is close to the second connection piece that sets up at first connection piece of location inserted block, be provided with the anticreep piece that is used for preventing the location inserted block from shifting out the constant head tank on the inserted block of location, anticreep piece includes the anticreep piece, the holding tank has been seted up to one side of location inserted block, the anticreep piece slides along the depth direction of holding tank and sets up in the holding tank, be connected with the anticreep spring between the diapire of anticreep piece and holding tank.
Through adopting above-mentioned technical scheme, when rotating the second support to the direction that is close to first support to the assigned position, the anticreep piece inserts along with the location inserted block and establishes to the constant head tank in, after the anticreep piece passes through the constant head tank, the anticreep piece shifts out to the holding tank outward under the spring action of anticreep spring, makes the location inserted block can't follow and shifts out in the constant head tank to improve the stability of location inserted block after the location.
Optionally, all be provided with collision avoidance assembly around the floating seat, collision avoidance assembly includes crash bar and anticollision piece, the crash bar is fixed to be set up on the lateral wall of floating seat, the fixed one end of keeping away from the floating seat that sets up at the crash bar of anticollision piece.
Through adopting above-mentioned technical scheme, through set up the anticollision subassembly around floating the seat, the process that the seat moved in the thick liquid that floats, the anticollision subassembly can play the guard action to floating the seat to avoid floating the seat and directly striking the lateral wall of foundation ditch and take place to turn on one's side, the influence is to the suction of thick liquid.
Optionally, the crash bar comprises a first supporting rod and a second supporting rod, a mounting hole is formed in the end portion of the first supporting rod, the second supporting rod is arranged in the mounting hole in a sliding mode, and a buffer spring is connected between the second supporting rod and the bottom wall of the mounting hole.
Through adopting above-mentioned technical scheme, when the lateral wall of anticollision piece striking foundation ditch, the second branch can slide one section distance in to first branch, and buffer spring takes place to compress in order to offset partly impact, reduces rocking that the seat that floats takes place to play the cushioning effect.
Optionally, a blowing mechanism is arranged on the cart and on one side of the pumping mechanism, the blowing mechanism comprises a fan, a blowing pipe is arranged on an air outlet of the fan, a blowing head is arranged at one end, away from the fan, of the blowing pipe, and a strip-shaped opening is formed in one end, away from the blowing pipe, of the blowing head.
Through adopting above-mentioned technical scheme, after accomplishing the suction of most thick liquid in the foundation ditch, can remain some ponding in the foundation ditch, put into the foundation ditch with the gas blow pipe this moment and start the fan, the staff is handheld the gas blow pipe in the foundation ditch and aims at ponding with the bar mouth on the blowhead, then along the appointed direction floating gate gas blow pipe can be in the same place remaining ponding gathering, then absorb ponding through the suction pipe once more, can improve the effect of removing of ponding in the foundation ditch promptly.
Optionally, the shallow is last and be located the below of pumping mechanism and be provided with the winding mechanism that is used for rolling suction pipe and gas blow pipe, winding mechanism includes the rolling axle, the rolling axle rotates and sets up on the shallow, the epaxial first rolling dish that is used for rolling suction pipe and the second rolling dish that is used for rolling the gas blow pipe that is provided with of rolling, one side of shallow is provided with and is used for driving rolling axle pivoted rolling motor.
Through adopting above-mentioned technical scheme, start the rolling motor, the output shaft of rolling motor drives the rolling axle and takes place to rotate, and the first rolling dish of rolling axle pivoted in-process and second rolling dish can take place to rotate in step to with the pipe that absorbs water around rolling up on first rolling dish, with the gas blow pipe around rolling up on the second rolling dish, in order to conveniently accomodate.
Optionally, a plurality of clamping belts for clamping the flaring suction cups are arranged on the first winding disc, a positioning bolt for fixing the blowing head is arranged on the second winding disc, and a threaded hole for the positioning bolt to insert is formed in the blowing head.
By adopting the technical scheme, when the water suction pipe needs to be stored, the position of the flaring sucker is fixed through the clamping belt, and the water suction pipe can be conveniently wound; when the air blow pipe needs to be stored, the air blow head is fixed at the designated position on the second winding disc through the positioning bolt, and the air blow pipe can be conveniently stored.
Optionally, first rolling dish and second rolling dish are all established on the rolling axle and with rolling axle clearance fit, all radially wear to be equipped with fastening bolt on first rolling dish and the second rolling dish, the epaxial correspondence of rolling is seted up and is supplied fastening bolt to insert the first screw hole of establishing, the one end that first rolling dish and second rolling dish kept away from each other all sets up the through-hole that supplies fastening bolt to pass, set up on the shallow with fastening bolt screw-thread fit's second screw hole.
By adopting the technical scheme, when the water suction pipe needs to be retracted, the fastening bolt on the first winding disc is inserted into the corresponding first threaded hole on the winding shaft, so that the fixing of the relative position between the first winding disc and the winding shaft can be realized, the first winding disc and the winding shaft can synchronously rotate, and when the water suction pipe does not need to be retracted, the fastening bolt is inserted into the through hole at the end part of the first winding disc and inserted into the second threaded hole on the trolley, so that the first winding disc does not synchronously rotate with the winding shaft; when the air blowing pipe needs to be retracted, the fastening bolt on the second winding disc is inserted into the corresponding first threaded hole in the winding shaft, so that the fixation of the relative position between the second winding disc and the winding shaft can be realized, the second winding disc and the winding shaft can synchronously rotate, when the air blowing pipe does not need to be retracted, the fastening bolt is inserted into the through hole in the end part of the second winding disc and inserted into the second threaded hole in the trolley, and the second winding disc does not synchronously rotate with the winding shaft.
In a second aspect, the application provides a construction method of a deep foundation pit dewatering construction device, comprising the following steps:
s1, taking down the water suction pipe from the cart and arranging the water suction pipe to enable the water suction pipe to be in a straightening state;
s2, mounting the floating assembly at a designated position of one end of the water suction pipe close to the flaring suction cup, and then mounting the protective frame at the bottom of the floating assembly;
and S3, placing the flaring suction cups and the floating assembly into the foundation pit, enabling the openings of the flaring suction cups to face downwards, and starting a mud pump to suck grout in the foundation pit.
In summary, the present application includes at least one of the following beneficial technical effects:
1. according to the slurry pump, the floating assembly is arranged outside the water suction pipe, after one end, far away from the slurry pump, of the water suction pipe is placed in the foundation pit, the floating assembly can float on the liquid level of slurry and cannot sink into the slurry, the flared sucker at the end of the water suction pipe can suck the slurry below the floating assembly and cannot sink into the bottom of the foundation pit, and therefore the slurry suction effect is guaranteed to a certain extent;
2. the anti-collision assemblies are arranged on the periphery of the floating seat, and can play a role in protecting the floating seat in the process that the floating seat moves in the slurry, so that the floating seat is prevented from directly impacting the side wall of a foundation pit to cause side turning and influence on the pumping action of the slurry;
3. this application sets up winding mechanism through the below at pumping mechanism, drives the rolling axle through the coiling motor and takes place to rotate, and first rolling dish of rolling axle pivoted in-process and second rolling dish can take place to rotate in step to be convenient for carry out the rolling to suction pipe and gas blow pipe.
Drawings
Fig. 1 is a schematic view of a first structure of the deep foundation pit precipitation construction device for showing the use states of a water pumping mechanism and a blowing mechanism.
Fig. 2 is a schematic structural diagram of the water pumping mechanism of the present application.
FIG. 3 is a schematic view of the blowing mechanism of the present application.
Fig. 4 is a schematic structural view of the floating assembly of the present application.
Fig. 5 is a schematic structural diagram of the positioning member of the present application.
Fig. 6 is a schematic structural view of a bumper assembly according to the present application.
Fig. 7 is a second structure diagram of the deep foundation pit dewatering construction device for showing the storage states of the pumping mechanism and the blowing mechanism.
Fig. 8 is a schematic structural diagram of the winding mechanism of the present application.
Description of reference numerals: 1. pushing a cart; 11. a wheel; 12. a placing seat; 2. a water pumping mechanism; 21. a slurry pump; 22. a suction pipe; 221. an annular flange; 23. a flaring sucker; 231. a protective frame; 2311. a connecting bolt; 24. a drain pipe; 3. a floating assembly; 31. a floating seat; 311. a first support; 3111. a first connecting piece; 312. a second support; 3121. a second connecting sheet; 313. a card slot; 3131. an arc-shaped slot; 32. a positioning member; 321. positioning the insert block; 322. a drop-off prevention member; 3221. an anti-drop block; 3222. an anti-drop spring; 33. an anti-collision assembly; 331. an anti-collision bar; 3311. a first support bar; 3312. a second support bar; 3313. a buffer spring; 332. an anti-collision block; 4. a blowing mechanism; 41. a fan; 42. an air blowing pipe; 43. a blowing head; 431. a strip-shaped opening; 5. a winding mechanism; 51. a winding shaft; 52. a first winding tray; 521. a clamping belt; 53. a second winding disc; 531. positioning the bolt; 54. a winding motor; 55. and fastening the bolt.
Detailed Description
The present application is described in further detail below with reference to figures 1-8.
The embodiment of the application discloses deep basal pit precipitation construction equipment, refer to fig. 1, fig. 2, including shallow 1, wheel 11 is all installed at shallow 1's bottom four corners, the mechanism 2 of drawing water that is used for taking out the thick liquid in the basal pit is installed at shallow 1's top, the mechanism 2 of drawing water includes slush pump 21, slush pump 21 fixed mounting is on shallow 1 top welded roof, suction pipe 22 is installed to the suction end of slush pump 21, the flaring sucking disc 23 is installed to the one end that suction pipe 22 kept away from slush pump 21, drain pipe 24 is installed to the discharge end of slush pump 21, start slush pump 21 can discharge the thick liquid suction in the basal pit and discharge to the assigned position through drain pipe 24 through suction pipe 22 promptly. The external mounting of suction tube 22 has unsteady subassembly 3, and unsteady subassembly 3 is located the top of flaring sucking disc 23 to prevent flaring sucking disc 23 and suction tube 22 from sinking the bottom of foundation ditch under the action of gravity, and the external mounting of flaring sucking disc 23 has protective frame 231, and protective frame 231 passes through connecting bolt 2311 and can dismantle with unsteady subassembly 3 and be connected in the bottom surface of unsteady subassembly 3.
Referring to fig. 1 and 3, an air blowing mechanism 4 is installed on the cart 1 and on one side of the water pumping mechanism 2, the air blowing mechanism 4 includes a fan 41, an air blowing pipe 42 is disposed on an air outlet of the fan 41, an air blowing head 43 is disposed at one end of the air blowing pipe 42 away from the fan 41, and a strip-shaped opening 431 is formed at one end of the air blowing head 43 away from the air blowing pipe 42. After most thick liquid suction in the foundation ditch is accomplished, can remain some ponding in the foundation ditch, place gas blow pipe 42 into the foundation ditch and start fan 41 this moment, the staff is handheld gas blow pipe 42 in the foundation ditch and aims at ponding with the bar mouth 431 on the blowhead 43, move gate gas blow pipe 42 along the specified direction and can be in the same place remaining ponding gathering, then absorb ponding through suction pipe 22 once more, can improve the effect of removing of ponding in the foundation ditch promptly. Meanwhile, after the water absorption process is finished, the foundation pit can be quickly air-dried through the air blowing mechanism 4.
Referring to fig. 1 and 4, the floating assembly 3 includes a floating seat 31, the floating seat 31 is composed of a first support 311 and a second support 312 which are hinged to each other, a clamping groove 313 used for clamping the water suction pipe 22 is respectively provided at one side of the first support 311 and the second support 312 which are close to each other, a plurality of annular flanges 221 are distributed on the water suction pipe 22, a plurality of arc-shaped grooves 3131 for clamping the annular flanges 221 are provided on the inner wall of the clamping groove 313, a first connecting plate 3111 is provided at one end of the first support 311 far away from the hinge point, a positioning part 32 is installed on the first connecting plate 3111, a second connecting plate 3121 is provided at one end of the second support 312 far away from the hinge point, and a positioning groove for inserting the positioning part 32 is provided on the second connecting plate 3121.
The water suction pipe 22 is placed between the clamping grooves 313 of the first support 311 and the second support 312, the annular flange 221 on the water suction pipe 22 is aligned to the arc-shaped groove 3131 on the inner wall of the clamping groove 313, then the first support 311 and the second support 312 rotate towards the direction close to each other, the positioning piece 32 on the first connecting piece 3111 is inserted into the positioning groove on the second connecting piece 3121, namely, the relative position of the first support 311 and the second support 312 can be fixed, so that the floating seat 31 is fixedly installed outside the water suction pipe 22, after the water suction pipe 22 is placed in a foundation pit, the floating seat 31 can apply upward pulling force to the water suction pipe 22 under the self-buoyancy effect, and the water suction pipe 22 cannot sink to the bottom of the foundation pit to influence the water suction effect.
Referring to fig. 4 and 5, the positioning member 32 includes a positioning insertion block 321, the positioning insertion block 321 is welded on one side of the first connection piece 3111 close to the second connection piece 3121, an anti-separation element 322 for preventing the positioning insertion block 321 from moving out of the positioning groove is installed on the positioning insertion block 321, the anti-separation element 322 includes an anti-separation block 3221, an accommodating groove is opened on one side of the positioning insertion block 321, the anti-separation block 3221 is slidably connected in the accommodating groove along a depth direction of the accommodating groove, and an anti-separation spring 3222 is connected between the anti-separation block 3221 and a bottom wall of the accommodating groove. When the second support 312 is rotated to a specified position in a direction close to the first support 311, the anti-dropping block 3221 is inserted into the positioning groove along with the positioning insertion block 321, after the anti-dropping block 3221 passes through the positioning groove, the anti-dropping block 3221 is moved out of the accommodating groove under the elastic action of the anti-dropping spring 3222, so that the positioning insertion block 321 cannot be moved out of the positioning groove, and the stability of the positioning insertion block 321 after positioning is improved.
Referring to fig. 4 and 6, the periphery of the floating seat 31 is provided with the anti-collision component 33, the anti-collision component 33 includes an anti-collision rod 331 and an anti-collision block 332, the anti-collision rod 331 includes a first support rod 3311 and a second support rod 3312, the first support rod 3311 is fixedly connected to the side wall of the floating seat 31, the end of the first support rod 3311 is provided with a mounting hole, the second support rod 3312 is slidably connected to the mounting hole, a buffer spring 3313 is connected between the second support rod 3312 and the bottom wall of the mounting hole, and the anti-collision block 332 is fixedly mounted at one end of the second support rod 3312 far away from the floating seat 31. The process that floats seat 31 removed in the thick liquid, anticollision subassembly 33 can play the guard action to floating seat 31, when anticollision piece 332 struck to the lateral wall of foundation ditch, second branch 3312 can slide one section distance in to first branch 3311, buffer spring 3313 takes place to compress in order to offset partly impact, reduce the rocking that floats seat 31 and take place, avoid floating seat 31 direct impact to the lateral wall of foundation ditch take place to turn on one's side and influence the suction effect to the thick liquid.
Referring to fig. 7 and 8, a winding mechanism 5 for winding the suction pipe 22 and the blowpipe 42 is mounted on the cart 1 and below the pumping mechanism 2, the winding mechanism 5 includes a winding shaft 51, the winding shaft 51 is rotatably mounted on the cart 1, a first winding disc 52 for winding the suction pipe 22 and a second winding disc 53 for winding the blowpipe 42 are mounted on the winding shaft 51, a winding motor 54 is fixedly mounted on one side of the cart 1, and an output shaft of the winding motor 54 is coaxially connected with the winding shaft 51. The winding shaft 51 is driven to rotate by the winding motor 54, and the first winding disc 52 and the second winding disc 53 can synchronously rotate in the rotating process of the winding shaft 51, so that the water suction pipe 22 is wound on the first winding disc 52, and the blowing pipe 42 is wound on the second winding disc 53 to be convenient to store.
Referring to fig. 8, a plurality of clamping belts 521 for clamping the flared suction cups 23 are arranged on the first winding disc 52, and when the water suction pipe 22 needs to be stored, the positions of the flared suction cups 23 are fixed through the clamping belts 521, that is, the water suction pipe 22 can be wound conveniently; be provided with the positioning bolt 531 that is used for fixed blowhead 43 on the second rolling dish 53, be provided with the screw hole that supplies positioning bolt 531 to insert to establish on blowhead 43, when needing to accomodate gas blow pipe 42, fix the assigned position on second rolling dish 53 with blowhead 43 through positioning bolt 531, can conveniently accomodate gas blow pipe 42 promptly.
First rolling disc 52 and second rolling disc 53 all overlap and establish on rolling axle 51 and with rolling axle 51 clearance fit, all radially wear to be equipped with fastening bolt 55 on first rolling disc 52 and the second rolling disc 53, correspond on the rolling axle 51 and offer the first screw hole that supplies fastening bolt 55 to insert the establishment, the one end that first rolling disc 52 and second rolling disc 53 kept away from each other is all offered the through-hole that supplies fastening bolt 55 to pass, offer on the shallow 1 with fastening bolt 55 screw-thread fit's second screw hole to make rolling axle 51 can drive first rolling disc 52 or second rolling disc 53 alone.
When the water suction pipe 22 needs to be retracted, the fastening bolt 55 on the first winding disc 52 is inserted into the corresponding first threaded hole on the winding shaft 51, so that the fixing of the relative position between the first winding disc 52 and the winding shaft 51 can be realized, the first winding disc 52 and the winding shaft 51 synchronously rotate, and when the water suction pipe 22 does not need to be retracted, the fastening bolt 55 is inserted into the through hole at the end part of the first winding disc 52 and inserted into the second threaded hole on the cart 1, so that the first winding disc 52 and the winding shaft 51 do not synchronously rotate; when the air blowing pipe 42 needs to be retracted, the fastening bolt 55 on the second winding disc 53 is inserted into the corresponding first threaded hole on the winding shaft 51, that is, the fixing of the relative position between the second winding disc 53 and the winding shaft 51 can be realized, so that the second winding disc 53 and the winding shaft 51 rotate synchronously, and when the air blowing pipe 42 does not need to be retracted, the fastening bolt 55 is inserted into the through hole at the end part of the second winding disc 53 and inserted into the second threaded hole on the cart 1, so that the second winding disc 53 does not rotate synchronously with the winding shaft 51.
Referring to fig. 7, the cart 1 is further provided with a placing seat 12, after the water pumping process is finished, the protecting frame 231 is taken down from the floating assembly 3, so that the floating assembly 3 can be taken down from the water suction pipe 22, then the taken-down protecting frame 231 is installed on the floating assembly 3, and then the floating assembly 3 and the protecting frame 231 are placed on the placing seat 12 on the cart 1 together, that is, the floating assembly 3 and the protecting frame 231 can be stored.
The implementation principle of the deep foundation pit dewatering construction device in the embodiment of the application is as follows: by arranging the floating assembly 3 outside the water suction pipe 22, after one end of the water suction pipe 22 far away from the mud pump 21 is placed in a foundation pit, the floating assembly 3 can float on the liquid level of the slurry and cannot sink into the slurry, and the flared sucker 23 at the end of the water suction pipe 22 can suck the slurry below the floating assembly 3 and cannot sink into the bottom of the foundation pit, so that the slurry suction effect is ensured to a certain extent; install at the outside protective frame 231 of flaring sucking disc 23 and can play isolated effect to the large granule impurity in the thick liquid to avoid large granule impurity to get into to a certain extent and cause the jam in the suction pipe 22.
The embodiment of the application also discloses a construction method of the deep foundation pit dewatering construction device, which comprises the following steps:
s1, taking down the water suction pipe 22 from the cart 1 and arranging the water suction pipe 22 to be in a straightening state;
s2, installing the floating assembly 3 at a specified position of one end of the suction pipe 22 close to the flared suction cup 23, and then installing the protective frame 231 at the bottom of the floating assembly 3;
and S3, placing the flaring suction cups 23 and the floating assembly 3 into the foundation pit, enabling the flaring suction cups 23 to face downwards, and starting the slurry pump 21 to suck slurry in the foundation pit.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (10)
1. The utility model provides a deep basal pit precipitation construction equipment, includes shallow (1), be provided with on shallow (1) and be used for taking out mechanism (2) that draws water of thick liquid in the foundation ditch, draw water mechanism (2) including slush pump (21), the suction end of slush pump (21) is provided with and absorbs water pipe (22), the one end that slush pump (21) were kept away from in pipe (22) that absorbs water is provided with flaring sucking disc (23), its characterized in that: the outside of water absorption pipe (22) is provided with and is used for preventing that flaring sucking disc (23) from sinking into unsteady subassembly (3) of foundation ditch bottom, unsteady subassembly (3) are located the top of flaring sucking disc (23), the outside of flaring sucking disc (23) is provided with protecting frame (231), protecting frame (231) are located unsteady subassembly (3) under and can dismantle with unsteady subassembly (3) through connecting bolt (2311) and be connected.
2. The deep foundation pit dewatering construction device of claim 1, wherein: the utility model discloses a floating assembly, including floating seat (31), floating seat (31) is including articulated first support (311) and second support (312) each other, draw-in groove (313) that are used for the chucking to absorb water pipe (22) are all offered on first support (311) and second support (312), it is provided with annular flange (221) on pipe (22) to absorb water, set up arc wall (3131) that supply annular flange (221) card to establish on the inner wall of draw-in groove (313), the one end that the pin joint was kept away from in first support (311) is provided with first connecting piece (3111), be provided with setting element (32) on first connecting piece (3111), the one end that the pin joint was kept away from in second support (312) is provided with second connecting piece (3121), set up the constant head tank that supplies setting element (32) to insert on second connecting piece (3121).
3. The deep foundation pit dewatering construction device of claim 2, wherein: the setting element (32) inserts piece (321) including the location, the fixed one side that is close to second connection piece (3121) at first connection piece (3111) that sets up in location inserts piece (321), be provided with on location inserts piece (321) and be used for preventing that location inserts anti-disengaging piece (322) of piece (321) shift out the constant head tank, anti-disengaging piece (322) are including anticreep piece (3221), the holding tank has been seted up to one side of location insert piece (321), anticreep piece (3221) slides along the depth direction of holding tank and sets up in the holding tank, be connected with anticreep spring (3222) between the diapire of anticreep piece (3221) and holding tank.
4. The deep foundation pit dewatering construction device of claim 2, wherein: the anti-collision assembly (33) is arranged on the periphery of the floating seat (31), the anti-collision assembly (33) comprises an anti-collision rod (331) and an anti-collision block (332), the anti-collision rod (331) is fixedly arranged on the side wall of the floating seat (31), and the anti-collision block (332) is fixedly arranged at one end, far away from the floating seat (31), of the anti-collision rod (331).
5. The deep foundation pit dewatering construction device of claim 4, wherein: crashproof pole (331) include first branch (3311) and second branch (3312), the mounting hole has been seted up to the tip of first branch (3311), second branch (3312) slide to set up in the mounting hole, be connected with buffer spring (3313) between the diapire of second branch (3312) and mounting hole.
6. The deep foundation pit dewatering construction device of claim 1, wherein: the cart is characterized in that an air blowing mechanism (4) is arranged on one side, located on the water pumping mechanism (2), of the cart (1), the air blowing mechanism (4) comprises a fan (41), an air blowing pipe (42) is arranged on an air outlet of the fan (41), an air blowing head (43) is arranged at one end, away from the fan (41), of the air blowing pipe (42), and a strip-shaped opening (431) is formed in one end, away from the air blowing pipe (42), of the air blowing head (43).
7. The deep foundation pit dewatering construction device of claim 6, wherein: shallow (1) is gone up and the below that is located pumping mechanism (2) is provided with winding mechanism (5) that are used for the rolling to absorb water tub (22) and gas blow pipe (42), winding mechanism (5) are including rolling axle (51), rolling axle (51) are rotated and are set up on shallow (1), be provided with first rolling dish (52) that are used for the rolling to absorb water tub (22) and second rolling dish (53) that are used for rolling gas blow pipe (42) on rolling axle (51), one side of shallow (1) is provided with and is used for driving rolling axle (51) pivoted rolling motor (54).
8. The deep foundation pit dewatering construction device of claim 7, wherein: the first winding disc (52) is provided with a plurality of clamping belts (521) used for clamping the flaring suction cups (23), the second winding disc (53) is provided with positioning bolts (531) used for fixing blowing heads (43), and the blowing heads (43) are provided with threaded holes for the insertion of the positioning bolts (531).
9. The deep foundation pit dewatering construction device of claim 7, wherein: first rolling dish (52) and second rolling dish (53) all overlap establish on rolling axle (51) and with rolling axle (51) clearance fit, all radially wear to be equipped with fastening bolt (55) on first rolling dish (52) and the second rolling dish (53), correspond on rolling axle (51) and offer and supply fastening bolt (55) to insert the first screw hole of establishing, the through-hole that supplies fastening bolt (55) to pass is all offered to the one end that first rolling dish (52) and second rolling dish (53) kept away from each other, offer on shallow (1) with fastening bolt (55) screw-thread fit's second screw hole.
10. A method for constructing a deep foundation pit dewatering construction device according to any one of claims 1 to 9, comprising the steps of:
s1, taking down the water suction pipe (22) from the cart (1) and arranging the water suction pipe to enable the water suction pipe (22) to be in a straightened state;
s2, installing the floating assembly (3) at a designated position of one end of the water suction pipe (22) close to the flared sucker (23), and then installing the protective frame (231) at the bottom of the floating assembly (3);
and S3, placing the flaring suction cups (23) and the floating assembly (3) into the foundation pit, enabling the openings of the flaring suction cups (23) to face downwards, and starting a slurry pump (21) to suck slurry in the foundation pit.
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| CN114991188A (en) * | 2022-04-23 | 2022-09-02 | 中国五冶集团有限公司 | Deep foundation pit drainage structure |
| CN115045314A (en) * | 2022-06-24 | 2022-09-13 | 中建七局(上海)有限公司 | Foundation pit accumulated water environment-friendly treatment device |
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| CN115045314B (en) * | 2022-06-24 | 2023-04-18 | 中建七局(上海)有限公司 | Foundation pit accumulated water environment-friendly treatment device |
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| CN113774940B (en) | 2022-11-04 |
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