CN113774940B - 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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- CN113774940B CN113774940B CN202111237305.0A CN202111237305A CN113774940B CN 113774940 B CN113774940 B CN 113774940B CN 202111237305 A CN202111237305 A CN 202111237305A CN 113774940 B CN113774940 B CN 113774940B
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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.
Description
Technical Field
The application relates to the field of building construction equipment, especially, relate to a deep basal pit dewatering construction equipment.
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, the pipe that will absorb water is placed between first support and the second support, and make the arc wall of seting up on the annular flange alignment draw-in groove inner wall on the pipe that absorbs water, then rotate first support and second support to the direction that is close to each other, and insert the setting element on the first connection piece and establish in the constant head tank on the second connection piece, can fix the relative position of first support and second support promptly, thereby with the outside of floating seat fixed mounting to the 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 partly ponding in the foundation ditch, put into the foundation ditch with the gas blow pipe and start the fan this moment, the staff is handheld the gas blow pipe in the foundation ditch and aim at ponding with the bar mouth on the blowhead, then along the air blow pipe of specified direction floating gate can be in the same place remaining ponding gathering, then through absorbing water pipe once more with ponding, can improve the effect of absorbing to 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 first rolling dish and second rolling dish of rolling axle pivoted in-process can take place to rotate in step to with the pipe that absorbs water on first rolling dish, with the gas blow pipe around rolling up to 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 in the winding shaft, so that the relative position between the first winding disc and the winding shaft can be fixed, 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 in the end part of the first winding disc and inserted into the second threaded hole in 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 a 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 specified 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 sucker and the floating assembly into the foundation pit, enabling the opening of the flaring sucker to face downwards, and starting a slurry pump to suck the slurry 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 the 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 the mechanism that draws water, 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 of grout in the foundation pit is sucked, a part of accumulated water can be remained in the foundation pit, at the moment, the air blowing pipe 42 is placed in the foundation pit, the fan 41 is started, a worker holds the air blowing pipe 42 in the foundation pit and aligns the strip-shaped opening 431 in the air blowing head 43 with the accumulated water, the air blowing pipe 42 is moved along the appointed direction, the remained accumulated water can be gathered together, then the accumulated water is sucked through the water suction pipe 22 again, and the sucking effect on the accumulated water in the foundation pit can be improved. 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 anti-collision component 33 is installed around the floating seat 31, the anti-collision component 33 includes an anti-collision bar 331 and an anti-collision block 332, the anti-collision bar 331 includes a first support bar 3311 and a second support bar 3312, the first support bar 3311 is fixedly connected to the sidewall of the floating seat 31, a mounting hole has been opened at the end of the first support bar 3311, the second support bar 3312 is slidably connected to the mounting hole, a buffer spring 3313 is connected between the bottom walls of the second support bar 3312 and the mounting hole, and the anti-collision block 332 is fixedly installed at one end of the second support bar 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 suckers 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 suckers 23 are fixed through the clamping belts 521, that is, the water suction pipe 22 can be wound conveniently; positioning bolts 531 for fixing the blowing head 43 are arranged on the second winding disc 53, threaded holes for inserting the positioning bolts 531 are formed in the blowing head 43, and when the blowing pipe 42 needs to be stored, the blowing head 43 is fixed at a specified position on the second winding disc 53 through the positioning bolts 531, so that the blowing pipe 42 can be conveniently stored.
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 protection 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 protection frame 231 is installed on the floating assembly 3, the floating assembly 3 and the protection frame 231 are placed on the placing seat 12 on the cart 1 together, and the floating assembly 3 and the protection frame 231 can be stored.
The embodiment of the application provides a deep basal pit precipitation construction equipment's implementation principle does: 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 enable the water suction pipe 22 to be in a straightening state;
s2, installing the floating assembly 3 at a specified position of one end, close to the flared sucker 23, of the suction pipe 22, and then installing the protection 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 the mud pump 21 to suck the grout in the foundation pit.
The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (7)
1. The utility model provides a deep basal pit precipitation construction equipment, includes shallow (1), be provided with the mechanism (2) of drawing water that is used for taking out the thick liquid in the foundation ditch on shallow (1), the mechanism (2) of drawing water includes 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: a floating assembly (3) used for preventing the flaring suction cup (23) from sinking into the bottom of the foundation pit is arranged outside the water suction pipe (22), the floating assembly (3) is positioned above the flaring suction cup (23), a protection frame (231) is arranged outside the flaring suction cup (23), and the protection frame (231) is positioned right below the floating assembly (3) and is detachably connected with the floating assembly (3) through a connecting bolt (2311); the floating assembly (3) comprises a floating seat (31), the floating seat (31) comprises a first support (311) and a second support (312) which are hinged to each other, a clamping groove (313) used for clamping a water suction pipe (22) is formed in each of the first support (311) and the second support (312), an annular flange (221) is arranged on the water suction pipe (22), an arc-shaped groove (3131) for clamping the annular flange (221) is formed in the inner wall of the clamping groove (313), a first connecting piece (3111) is arranged at one end, far away from a hinge point, of the first support (311), a positioning part (32) is arranged on the first connecting piece (3111), a second connecting piece (3121) is arranged at one end, far away from the hinge point, of the second support (312), and a positioning groove for inserting the positioning part (32) is formed in the second connecting piece (3121); the periphery of the floating seat (31) is provided with anti-collision assemblies (33), each anti-collision assembly (33) comprises an anti-collision rod (331) and an anti-collision block (332), the anti-collision rods (331) are fixedly arranged on the side wall of the floating seat (31), and the anti-collision blocks (332) are fixedly arranged at one ends, far away from the floating seat (31), of the anti-collision rods (331); crash bar (331) includes 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.
2. The deep foundation pit dewatering construction device of claim 1, wherein: locating piece (32) are including location inserted block (321), the fixed one side that is close to second connection piece (3121) that sets up at first connection piece (3111) of location inserted block (321), be provided with on location inserted block (321) and be used for preventing that location inserted block (321) from shifting out anticreep piece (322) of constant head tank, anticreep piece (322) are including anticreep piece (3221), the holding tank has been seted up to one side of location inserted block (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.
3. The deep foundation pit dewatering construction device of claim 1, wherein: the trolley is characterized in that a blowing mechanism (4) is arranged on one side, located on the water pumping mechanism (2), of the trolley (1), the blowing mechanism (4) comprises a fan (41), a blowing pipe (42) is arranged on a gas outlet of the fan (41), a blowing head (43) is arranged at one end, away from the fan (41), of the blowing pipe (42), and a strip-shaped opening (431) is formed in one end, away from the blowing pipe (42), of the blowing head (43).
4. A deep foundation pit dewatering construction device according to claim 2, characterized in that: 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).
5. The deep foundation pit dewatering construction device of claim 4, wherein: the flaring device is characterized in that a plurality of clamping belts (521) used for clamping the flaring suckers (23) are arranged on the first winding disc (52), positioning bolts (531) used for fixing blowing heads (43) are arranged on the second winding disc (53), and threaded holes for inserting the positioning bolts (531) are formed in the blowing heads (43).
6. The deep foundation pit dewatering construction device of claim 4, wherein: first rolling dish (52) and second rolling dish (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 dish (52) and the second rolling dish (53), correspond on rolling axle (51) and offer the first screw hole that supplies fastening bolt (55) to insert the establishment, 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, set up the second screw hole with fastening bolt (55) screw-thread fit on shallow (1).
7. A construction method of a deep foundation pit dewatering construction device according to any one of claims 1-6, characterized by comprising the following steps:
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 straightening state;
s2, installing the floating assembly (3) at a specified position of one end, close to the flaring suction cup (23), of the water suction pipe (22), and then installing the protective frame (231) at the bottom of the floating assembly (3);
s3, placing the flaring sucker (23) and the floating assembly (3) into the foundation pit, enabling the opening of the flaring sucker (23) to face downwards, and starting a slurry pump (21) to suck slurry in the foundation pit.
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| CN202111237305.0A CN113774940B (en) | 2021-10-21 | 2021-10-21 | Deep foundation pit dewatering construction device and construction method |
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| CN113606106B (en) * | 2021-07-18 | 2023-08-01 | 珠海金港市政建设有限公司 | Foundation pit drainage equipment for building construction |
| CN114991188B (en) * | 2022-04-23 | 2023-08-25 | 中国五冶集团有限公司 | Deep foundation pit drainage structure |
| 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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| Publication number | Priority date | Publication date | Assignee | Title |
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| NL8603031A (en) * | 1986-11-27 | 1988-06-16 | Marten Barel B V | Method for dewatering and/or draining of ground-surfaces and mud - uses centrifugal air-ventilator producing vacuum in drain pipe, and piston pump |
| CN205371111U (en) * | 2015-12-31 | 2016-07-06 | 王颖 | Device is absorbed to ponding |
| CN207213330U (en) * | 2017-08-14 | 2018-04-10 | 顾丽盈 | A kind of drinking-water pipe of municipal gardens plumbing |
| CN208076220U (en) * | 2018-04-12 | 2018-11-09 | 北京飞燕石化环保科技发展有限公司 | A kind of adjustable deep siphon sampling apparatus of portable anti-turbulent flow |
| CN208430429U (en) * | 2018-05-11 | 2019-01-25 | 湖南省湘交建设集团有限公司 | A kind of drainage arrangement of bridge on highway |
| CN210529909U (en) * | 2019-03-07 | 2020-05-15 | 浙江宏正项目管理有限责任公司 | A multi-functional drainage device for hydraulic engineering |
| CN212506347U (en) * | 2020-05-20 | 2021-02-09 | 四川星标建设工程有限公司 | Well point dewatering device for constructional engineering construction |
| CN213448286U (en) * | 2020-09-03 | 2021-06-15 | 常州市通达公路养护工程有限公司 | Accumulated water rapid treatment device for road |
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