CN112392058A - Foundation pit drainage device - Google Patents

Foundation pit drainage device Download PDF

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Publication number
CN112392058A
CN112392058A CN202011255898.9A CN202011255898A CN112392058A CN 112392058 A CN112392058 A CN 112392058A CN 202011255898 A CN202011255898 A CN 202011255898A CN 112392058 A CN112392058 A CN 112392058A
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CN
China
Prior art keywords
filter frame
water storage
storage platform
drainage device
outer filter
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN202011255898.9A
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Chinese (zh)
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CN112392058B (en
Inventor
娄荣杏
贺栋
虞天平
李能
刘世忠
方松平
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Ningbo Beilun Gangue Construction Engineering Co ltd
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Ningbo Beilun Gangue Construction Engineering Co ltd
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Application filed by Ningbo Beilun Gangue Construction Engineering Co ltd filed Critical Ningbo Beilun Gangue Construction Engineering Co ltd
Priority to CN202011255898.9A priority Critical patent/CN112392058B/en
Publication of CN112392058A publication Critical patent/CN112392058A/en
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Publication of CN112392058B publication Critical patent/CN112392058B/en
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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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/01—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
    • B01D29/075—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements located in a closed housing and comprising scrapers or agitators on the cake side of the filtering elements, e.g. Nutsche- or Rosenmund-type filters for performing multiple step operations such as chemical reactions, filtering and cake treatment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/11—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
    • B01D29/31—Self-supporting filtering elements
    • B01D29/35—Self-supporting filtering elements arranged for outward flow filtration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/11—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
    • B01D29/31—Self-supporting filtering elements
    • B01D29/35—Self-supporting filtering elements arranged for outward flow filtration
    • B01D29/353—Self-supporting filtering elements arranged for outward flow filtration with corrugated, folded filtering elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/50—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition
    • B01D29/56—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition in series connection
    • B01D29/58—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition in series connection arranged concentrically or coaxially
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/88—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices
    • B01D29/92—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices for discharging filtrate
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/88—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices
    • B01D29/94—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices for discharging the filter cake, e.g. chutes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
    • B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
    • B01F27/90—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with paddles or arms 
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/40—Mounting or supporting mixing devices or receptacles; Clamping or holding arrangements therefor
    • B01F35/41—Mounting or supporting stirrer shafts or stirrer units on receptacles
    • B01F35/411—Mounting or supporting stirrer shafts or stirrer units on receptacles by supporting only one extremity of the shaft
    • B01F35/4111—Mounting or supporting stirrer shafts or stirrer units on receptacles by supporting only one extremity of the shaft at the top of the receptacle
    • 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
    • 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
    • Y02A20/108—Rainwater harvesting

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Paleontology (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Filtration Of Liquid (AREA)

Abstract

The utility model relates to a foundation ditch drainage device, include the water storage platform and be used for supporting the support frame of water storage platform, be equipped with in the water storage platform and filter the piece, filter the piece including interior filter frame and the outer filter frame of crossing, the outer filter frame cover is established outside the filter frame, interior filter frame and outer filter frame lateral wall have all seted up a plurality of filtration pores, and the filtration pore diameter of interior filter frame is less than the filtration pore diameter of outer filter frame, water storage platform one side and interior filter frame bottom are connected with inlet tube and outlet pipe respectively, inlet tube and outlet pipe all are connected with the piece of drawing water for provide suction. This application has treatment sewage, alleviates municipal sewage treatment's effect.

Description

Foundation pit drainage device
Technical Field
The application relates to the field of water treatment facilities, especially relate to a foundation ditch drainage device.
Background
In the construction process of a building, a soil pit, namely a foundation pit, needs to be excavated at a designed position of a foundation according to the elevation of the foundation and the plane size of the foundation.
In the existing foundation pit opening process, the most problems are accumulated water in the foundation pit. The form that foundation ditch ponding formed mainly has: the surface layer precipitation or the surface drainage sinks to form accumulated water at the bottom of the foundation pit and atmospheric precipitation outside the surface. And after the foundation pit is formed, pouring concrete on the basis of the foundation pit to build a bearing platform. In order to ensure that the foundation pit can be constructed under a dry condition, the conditions of slope instability, basic quicksand, pit bottom bulge, pit bottom piping and the like are prevented, and drainage and precipitation can be carried out on the foundation pit. The existing foundation pit drainage method adopts direct pumping into the foundation pit, and when the foundation pit drainage is carried out, a large amount of accumulated water is pumped out and directly discharged into a municipal pipeline.
In view of the above-mentioned related technologies, the inventor found that the accumulated water in the foundation pit is directly discharged into the municipal pipeline, which can increase the burden of municipal sewage treatment.
Disclosure of Invention
In order to alleviate municipal sewage treatment's burden, this application provides a foundation ditch drainage device.
The application provides a foundation ditch drainage device adopts following technical scheme:
the utility model provides a foundation ditch drainage device, includes the water storage platform and is used for supporting the support frame of water storage platform, be equipped with in the water storage platform and filter the piece, filter the piece including interior filter frame and outer filter frame, filter the frame cover outward and establish including filter the frame, interior filter frame and outer filter frame lateral wall all seted up a plurality of filtration pores, and the filtration pore diameter of interior filter frame is less than the filtration pore diameter of outer filter frame, water storage platform one side and interior filter frame bottom are connected with inlet tube and outlet pipe respectively, inlet tube and outlet pipe all are connected with the piece of drawinging for provide suction.
Through adopting above-mentioned technical scheme, the ponding that draws water and mix silt in with the foundation ditch pumps to the water storage platform in, and the ponding that mixes silt is through the filtration of outer filter frame, and large granule silt is stayed water storage platform bottom. And then the water is secondarily filtered, the small-particle silt is remained between the inner filter frame and the outer filter frame, and the secondarily filtered water is remained in the inner filter frame. The water in the internal filter frame is pumped out by the pumping piece, the silt content in the accumulated water after secondary filtration is low, the accumulated water can be directly used, and the burden of municipal sewage treatment is reduced.
Preferably, the outer filter frame includes soft fold portion, the soft connecting portion of first soft connecting portion and the soft connecting portion of second of connecting soft fold portion upper and lower extreme respectively, the water storage platform is connected to the soft connecting portion lower extreme of second, the filtration pore is seted up at soft fold portion lateral wall, soft fold portion includes a plurality of fold units that set up along first soft connecting portion circumference and the linkage unit of connecting adjacent fold unit.
Through adopting above-mentioned technical scheme, at first, soft fold portion is by a plurality of wavy fold units and linkage element subassembly, and during the filtration, ponding and outer soft fold portion's area of contact increase greatly, have improved filtration efficiency. Secondly, set up first soft connecting portion and the soft connecting portion of second in the upper and lower end of soft fold portion, can provide certain support and deformability, and in the filtering process, large granule silt is stayed outside the soft connecting portion of second, can not block up the filtration pore on soft fold portion surface. When the silt between the first soft connecting portion and the second soft connecting portion is accumulated to a certain amount, the silt is uniformly processed, and the device has high practicability and convenience.
Preferably, form annular cavity between outer filter frame and the interior filter frame, the indoor stirring subassembly that is used for stirring ponding of installing of annular cavity, stirring subassembly is including the puddler of connecting interior filter frame lateral wall, the plectrum that is located the puddler and keeps away from interior filter frame one side and drive interior filter frame pivoted agitator motor, plectrum fixed connection is in the puddler.
Through adopting above-mentioned technical scheme, when filtering time longer, probably will have partial silt to plug up the filtration pore on interior filter frame and outer filter frame surface, lead to the filter speed to reduce. At this moment, start the stirring subassembly, the pivot of motor tip drives interior filter frame and rotates, drives puddler and plectrum synchronous rotation in the time of interior filter frame pivoted, and the plectrum stirs ponding, and ponding formation swirl strikes the filtration pore of interior filter frame and outer filter frame, and the silt that will block up the filtration pore is washed away, has improved filtration efficiency.
Preferably, the side wall of one side of the stirring rod away from the stirring sheet is an arc surface, a gap is arranged between one end of the arc surface facing the rotating speed of the stirring sheet and the inner wall of the outer filter frame, and one end of the arc surface backing to the rotating speed of the stirring sheet is abutted against the outer filter frame.
Through adopting above-mentioned technical scheme, when the plectrum mixs ponding, because be equipped with the clearance between cambered surface meeting to plectrum slew velocity's one end and the outer filter frame inner wall, ponding pressurized in this clearance is crowded outer filter frame when the plectrum rotates, forms the impact to the silt in ponding water, will block up near silt in the filter hole simultaneously and wash away. When the shifting piece continues to rotate, because one end of the cambered surface, which is back to the rotating speed of the shifting piece, is abutted against the outer filter frame, negative pressure is formed at the position where the shifting piece passes through the outer filter frame instantly, accumulated water is squeezed into the outer filter frame again until the inner pressure and the outer pressure are balanced, the shifting piece is set into the shape, and the filtering efficiency is improved.
Preferably, the cambered surface of the shifting piece is fixedly provided with a plurality of convex blocks, and the convex blocks are arranged on the cambered surface at intervals.
Through adopting above-mentioned technical scheme, set up the lug on the cambered surface of plectrum, when the plectrum rotated, the lug when the outer filter frame inner wall slides, had some lugs slightly to penetrate in the filtration pore, when continuing to rotate, deviate from again in the filtration pore, because the outer filter frame is made by soft materials, when being stirred by the lug, can form the shake, will block up the silt in the filtration pore and tremble out, reduce the probability of jam, improved filtration efficiency simultaneously.
Preferably, the stirring rod comprises a first rod piece and a second rod piece sleeved outside the first rod piece, one end of the first rod piece, far away from the second rod piece, is fixedly connected to the inner filter frame, and one end of the second rod piece, far away from the first rod piece, is fixedly connected to the shifting piece.
Through adopting above-mentioned technical scheme, divide into first member and the second member of relative slip with the puddler, can have stirring function and expansion function concurrently. When the rotating speed of the rotating shaft at the end part of the stirring motor is lower, the side wall of the shifting piece supports against the outer filter frame and slightly scrapes the inner wall of the outer filter frame, so that the blockage is reduced, and the filtering efficiency is improved. When the rotational speed of agitator motor tip pivot is higher, the second member receives the effect of centrifugal force, and first member extends outwards relatively, and when the puddler rotated the extension, outwards ejecting soft fold portion, the fold pressurized exhibition of soft fold portion is flat, and during the silt outside in the clean annular cavity or the outer filter frame, soft fold portion dead angle under the expansion state was few, changes and washes, can reach the effect of the clearance of being convenient for.
Preferably, the inner filter frame is provided with an adjusting component for driving the second rod piece to move along the length direction of the second rod piece relative to the first rod piece.
Through adopting above-mentioned technical scheme, through the flexible puddler of centrifugal force, need control the rotational speed of agitator motor pivot, if too big, probably cause the damage to soft fold portion. After the adjusting component is arranged, the length of the stirring rod can be freely adjusted. When the stirring function is needed, the stirring rod is locked at the contraction position, and a stable stirring effect can be achieved. When the soft fold part needs to be flattened, the stirring rod can be extended and locked in an extended state, so that the effect of being convenient to clean is achieved.
Preferably, the adjusting part includes tip articulated actuating lever and gangbar, drive both relative pivoted actuating cylinder, interior filter frame lateral wall is seted up and is supplied the actuating lever to wear to establish and dodge the groove, the actuating lever is kept away from gangbar one end and is rotated and connect in interior filter frame inner wall, the gangbar is kept away from actuating lever one end and is rotated and connect in the second member, the piston rod of actuating cylinder rotates and connects in first member, and follows first member length direction sliding connection in first member.
Through adopting above-mentioned technical scheme, when clearing up silt, the length of needs extension puddler starts the actuating cylinder, and the piston rod of its tip pushes down, drives the actuating lever and rotates along its and interior filter frame pin joint, and the actuating lever rotates and drives the gangbar rotation, and when the gangbar rotated, the second member was to keeping away from first member one end lapse, the puddler extension. After cleaning, the piston rod of the driving cylinder retracts to drive the stirring rod to shorten. The setting of adjusting part has replaced artifical the regulation, has higher regulation efficiency.
Preferably, the fixed material spare that keeps off that is equipped with in bottom of water storage platform inner wall, keep off the material spare along water storage platform border setting, and keep off the material spare upper end and be equipped with the fender charge level of slope, keep off the charge level by keeping away from outer filter frame one end to being close to outer filter frame one end slope downwards.
Through adopting above-mentioned technical scheme, set up in water storage platform bottom and keep off the material spare, form and be used for keeping off the material face for the slope of silt direction. When the water is just drained, silt is accumulated between the water storage platform and the outer filter frame, the bottom surface is easily paved with the silt due to the small volume of the bottom, and the silt is difficult to wash away due to the friction between silt particles. Therefore, compared with the common bottom surface, the bottom surface provided with the material blocking piece has better silt cohesion and is more difficult to cause the blockage of the filter holes.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the silt content in the accumulated water after secondary filtration is low, and the accumulated water can be directly used, so that the burden of municipal sewage treatment is reduced.
2. After the soft fold part is arranged, the contact area between the accumulated water and the outer soft fold part is greatly increased, and the filtering efficiency is improved.
3. When the puddler extends, outwards ejecting soft fold portion, the fold pressurized exhibition of soft fold portion is flat, changes and washes, can reach the effect of the clearance of being convenient for.
Drawings
FIG. 1 is a schematic structural view of the present embodiment;
FIG. 2 is a sectional exploded view of the present embodiment;
FIG. 3 is a top sectional view of the present embodiment;
FIG. 4 is an enlarged view of FIG. 2 at A;
fig. 5 is an enlarged view of fig. 1 at B.
Description of reference numerals: 10. a support frame; 11. a water storage platform; 12. a filter member; 13. an inner filter frame; 14. an outer filter frame; 15. a first soft connecting portion; 16. a soft wrinkle part; 161. a wrinkle unit; 162. a connection unit; 17. a second soft connecting portion; 18. filtering holes; 19. an annular chamber; 20. a stirring assembly; 21. a stirring rod; 211. a first bar member; 212. a second bar member; 22. a limiting ring; 23. a limiting groove; 24. a step; 25. a shifting sheet; 26. a bump; 27. a stirring motor; 30. an adjustment assembly; 31. a drive rod; 32. a linkage rod; 33. a drive cylinder; 34. an avoidance groove; 35. a movable groove; 351. a first groove; 351. a second groove; 36. a movable post; 40. a water storage cover; 41. a hasp; 42. a base; 43. a force application rod; 44. a connecting rod; 45. a U-shaped rod; 46. a fixed block; 47. fixing grooves; 50. positioning blocks; 51. a mating groove; 52. positioning a groove; 60. a material blocking part; 61. a water inlet pipe; 62. a water outlet pipe; 63. a water pumping member; 64. and a water discharge pipe.
Detailed Description
The present application is described in further detail below with reference to figures 1-5.
The current foundation ditch ponding can directly be arranged to the municipal pipeline usually in, can aggravate municipal sewage treatment's burden.
The embodiment of the application discloses foundation ditch drainage device. Referring to fig. 1 and 2, the water storage device comprises a support frame 10 and a water storage platform 11 fixedly installed on the support frame 10. The water storage table 11 is internally provided with a filtering piece 12, the filtering piece 12 comprises an inner filtering frame 13 and an outer filtering frame 14, the side walls of the inner filtering frame 13 and the outer filtering frame 14 are both provided with a plurality of filtering holes 18, and the diameter of each filtering hole 18 of the inner filtering frame 13 is smaller than that of each filtering hole 18 of the outer filtering frame 14. The inner filter frame 13 is provided with a stirring component 20 for stirring accumulated water and an adjusting component 30 for controlling the horizontal extension of the stirring component 20.
During the drainage, use the pump machine with ponding suction to water storage platform 11 in, adjusting part 30 control adjusting part 30's horizontal length, stirring subassembly 20 stirs ponding, reduces and blocks up. The ponding that mixes silt is filtered through outer filter frame 14, and large granule silt remains the bottom of water storage platform 11. And then the secondary filtration is carried out by the inner filter frame 13, the small-particle silt is remained between the inner filter frame 13 and the outer filter frame 14, and the water in the inner filter frame 13 is pumped out by a pump machine and can be directly used.
Specifically, referring to fig. 2 and 3, the outer filter frame 14 includes a first soft connecting portion 15, a soft corrugated portion 16, and a second soft connecting portion 17 connected in sequence from top to bottom, and the first soft connecting portion 15, the soft corrugated portion 16, and the second soft connecting portion 17 are all elastic and may be made of a material such as rubber. The lower end of the second soft connecting part 17 is rotatably connected to the water storage platform 11 through a bearing. The soft corrugated portion 16 includes a plurality of corrugated units 161 and a plurality of connecting units 162, and the corrugated units 161 and the connecting units 162 are disposed in a U shape, and the opening of the corrugated units 161 faces the inner filter frame 13. The connecting unit 162 is located between the two pleat units 161, two ends of the connecting unit 162 are respectively connected to the two pleat units 161, and the pleat units 161 and the connecting unit 162 are circumferentially arranged at intervals along the first soft connecting portion 15 to form a circle. The filter holes 18 are formed only on the surface of the soft wrinkles 16, and a plurality of filter holes are uniformly formed on the surface of the soft wrinkles 16.
An annular chamber 19 is formed between the outer filter frame 14 and the inner filter frame 13. The stirring assembly 20 comprises a stirring rod 21, a stirring sheet 25 and a stirring motor 27 for driving the stirring rod 21 to rotate. The puddler 21 radially sets up along interior filter frame 13, and the puddler 21 includes first member 211 and second member 212, and first member 211 and second member 212 all are the square bar, and first member 211 one end is fixed and is equipped with spacing ring 22, and second member 212 has been close to first member 211 one end and has been seted up spacing groove 23, and first member 211 is equipped with spacing ring 22 one end and wears to establish in spacing groove 23, and along second member 212 length direction sliding connection in second member 212. The notch of the limiting groove 23 is fixedly provided with a step 24 for preventing the limiting ring 22 from being separated from the limiting groove 23.
One end of the first rod 211, which is far away from the second rod 212, is fixedly connected to the outer side wall of the soft corrugated portion 16, and one end of the second rod 212, which is far away from the first rod 211, is fixedly connected to the middle of the shifting piece 25. The side wall of the shifting piece 25 far away from the second rod piece 212 is an arc surface, the middle part of the arc surface protrudes to the side far away from the second rod piece 212, a gap is arranged between one end of the arc surface facing the rotating speed of the shifting piece 25 and the inner wall of the outer filter frame 14, and the end back to the rotating speed of the shifting piece 25 is abutted against the outer filter frame 14. The arc surface is fixedly provided with a bump 26, the bump 26 is also made of an elastic material, the elastic material can be rubber, and the bump 26 is uniformly provided with a plurality of bumps on the arc surface.
Referring to fig. 2 and 4, the adjustment assembly 30 includes a drive rod 31, a linkage rod 32, and a drive cylinder 33. One end of the driving rod 31 is rotatably connected to the linkage rod 32, and the end of the linkage rod 32 far away from the driving rod 31 is rotatably connected to the second rod 212. An avoiding groove 34 is formed in the outer side wall of the inner filtering frame 13, the avoiding groove 34 is formed in the axial direction of the inner filtering frame 13, the driving rod 31 penetrates through the avoiding groove 34, and one end, far away from the linkage rod 32, of the driving rod 31 is rotatably connected to the inner wall of the inner filtering frame 13. The surface of the driving rod 31 is provided with a movable groove 35 along the axial direction thereof, the movable groove 35 comprises a first groove 351 and a second groove 351, the first groove 351 is radially provided along the driving cylinder 33, the second groove 351 is simultaneously provided on two opposite side walls of the first groove 351, a movable column 36 is arranged in the movable groove 35, the movable column 36 is rotatably connected to the movable groove 35, and is slidably connected to the movable groove 35 along the length direction of the movable groove 35. The driving cylinder 33 can be a pneumatic cylinder, the driving cylinder 33 is fixedly installed on the upper end of the inner wall of the inner filter frame 13, and the piston rod at the end of the driving cylinder is fixedly connected to the upper end of the movable column 36.
During filtration, ponding process soft fold portion 16 filter pores 18, large granule silt is stayed outside outer filter frame 14, and soft fold portion 16's structure has greatly increased filter area, and silt accumulates gradually, blocks up filter pores 18 easily. At this time, the stirring motor 27 is started, and the rotating shaft at the end of the stirring motor 27 rotates to drive the inner filter frame 13 to rotate, thereby driving the stirring rod 21 and the stirring piece 25 to rotate. When the shifting piece 25 rotates, accumulated water in the gap is squeezed into the outer filter frame 14 under pressure, impact is formed on silt in the accumulated water, and the silt blocking nearby filter holes 18 is washed away. And because the end of the cambered surface back to the rotating speed of the shifting sheet 25 is abutted against the outer filter frame 14, negative pressure is formed at the position where the shifting sheet 25 passes through instantly, and accumulated water is squeezed into the outer filter frame 14. Meanwhile, the bumps 26 scrape the outer filter frame 14, and the outer filter frame 14 shakes to shake out silt blocked in the filter holes 18, so that the blocking probability is reduced.
When the filtration is finished and the sediment needs to be cleaned, the driving cylinder 33 is started, the piston rod at the end part of the driving cylinder drives the movable column 36 to slide in the movable groove 35, the driving rod 31 is pressed downwards, the driving rod 31 rotates along the rotating point of the driving rod and the inner filter frame 13 to drive the linkage rod 32 to rotate, the end part of the linkage rod 32 pushes the second rod piece 212 to one side far away from the first rod piece 211, the stirring rod 21 extends to push out the soft folded part 16 outwards, and the folds on the surface of the soft folded part are flattened. When the stirring motor 27 is started, the rotating shaft at the end part drives the inner filter frame 13 and the stirring rod 21 to slowly rotate, and when a water pipe is additionally arranged for washing, the dead angle of the soft fold part 16 in the open state is less, so that the washing is easier.
Specifically, referring to fig. 2 and 5, the water storage table 11 is covered with a water storage cover 40, and the water storage cover 40 and the water storage table 11 are connected by a buckle 41. Three hasps 41 are uniformly arranged along the circumferential direction of the water storage cover 40. The buckle 41 includes a base 42 having a T-shaped section, a force application lever 43 rotatably coupled to the base 42, a connection lever 44 passing through the force application lever 43 in a thickness direction of the force application lever 43, and a U-shaped lever 45 fixedly coupled to the connection lever 44. The base 42 is fixedly installed on the side wall of the water storage platform 11, the opening of the U-shaped rod 45 faces the base 42, the two ends of the U-shaped rod are respectively and fixedly connected to the two ends of the connecting rod 44, and the connecting points between the connecting rod 44 and the force application rod 43 and between the base 42 and the force application rod 43 are not overlapped. The water storage cover 40 is fixedly provided with a fixing block 46, and the vertical projection part of the fixing block 46 falls outside the water storage cover 40. The upper end of the fixing block 46 is provided with a fixing groove 47 along the width direction thereof, and the bottom of the opening end of the U-shaped rod 45 is embedded in the fixing groove 47.
The stirring motor 27 is fixedly installed on the water storage cover 40, and a rotating shaft at an end portion thereof penetrates through the axis of the water storage cover 40 in the vertical direction and slightly penetrates through the water storage cover 40. The rotating shaft penetrates through the side wall of one end of the water storage cover 40, a positioning block 50 is fixedly arranged on the side wall, the lower end of the positioning block 50 is small, the upper end of the positioning block is large, and a plurality of positioning blocks 50 are arranged at intervals along the circumferential direction of the rotating shaft. The upper end of the inner filter frame 13 is sealed, a matching groove 51 is formed in the center of the upper end of the inner filter frame, a positioning groove 52 is formed in the inner side wall of the matching groove 51, the positioning groove 52 is matched with the positioning block 50 in shape, and the positioning grooves 52 are arranged along the circumferential direction of the matching groove 51 at intervals. The positioning block 50 is inserted into the positioning groove 52, and the positioning block 50 is slidably connected to the positioning groove 52 along the vertical direction.
The fixed fender material piece 60 that is equipped with in bottom of 11 inner walls of water storage platform, keep off material piece 60 and be equipped with the round along 11 circumference of water storage platform, keep off material 60 lateral wall butt in 11 inside walls of water storage platform. In order to store silt conveniently, the upper end of the material blocking piece 60 is provided with a material blocking surface which is arranged in an inclined manner, and the material blocking surface is inclined downwards from one end far away from the outer filter frame 14 to one end close to the outer filter frame 14. The side wall of the water storage platform 11 is communicated with a water inlet pipe 61, the bottom of the water storage platform 11 is communicated with a water outlet pipe 62, and the water outlet pipe 62 is axially arranged along the inner filter frame 13 and is communicated with the inner filter frame 13. The water inlet pipe 61 and the water outlet pipe 62 are both connected with a water pumping member 63, and the water pumping member 63 may be a pump for providing a suction force. The bottom of the water storage table 11 is also connected with two drain pipes 64, the two drain pipes 64 are arranged obliquely and downwards, the upper ends of the two drain pipes are communicated with the upper end of the material blocking piece 60 and the annular cavity 19 respectively and used for guiding out silt, and the drain pipes 64 are provided with valves.
During the filtration, connect water pumping member 63 of inlet tube 61 with ponding from the foundation ditch suction to water storage platform 11 in, large granule silt slowly accumulates on keeping off material piece 60, because the bottom volume is less, silt is very easy to be paved with the bottom surface, and the friction between the silt particle makes silt more difficult to be washed away. When the accumulated water passes through the inner filter frame 13, the small-particle sediment is remained between the inner filter frame 13 and the outer filter frame 14, and the water pumping piece 63 connected with the water outlet pipe 62 is opened to pump out the filtered water.
When cleaning the silt inside, the water storage cover 40 needs to be opened first. The force applying lever 43 is upwardly bent, the force applying lever 43 rotates along a rotation point connected to the base 42, and the connection position between the force applying lever 43 and the connection lever 44 moves toward the fixing block 46, at which time, the bottom of the open end of the U-shaped lever 45 is separated from the fixing groove 47. The water storage cover 40 is taken out upwards, the positioning block 50 is separated from the positioning groove 52, at the moment, the interior can be directly cleaned, and silt is finally led out from the lower ends of the two drainage pipes 64. After cleaning, the water storage cover 40 is covered, the force application rod 43 is rotated, the force application rod 43 rotates along a rotating point connected with the base 42, the opening end of the U-shaped rod 45 is driven to be embedded into the fixing groove 47 again, and locking is completed.
The implementation principle of a foundation pit drainage device in the embodiment of the application is as follows: during the filtration, connect water inlet pipe 61's water pumping 63 with ponding from the foundation ditch suction to water storage platform 11 in, large granule silt is stayed outside outer filter frame 14, and the filter area has been increased greatly to soft fold portion 16's structure. When the accumulated water passes through the inner filter frame 13, the small-particle sediment is retained between the inner filter frame 13 and the outer filter frame 14. Stirring subassembly 20 stirs ponding, reduces and blocks up.
When the sediment is cleaned after filtering, the locking of the hasp 41 is removed, the water storage cover 40 is opened, the inside is washed, and the sediment is finally led out from the lower ends of the two drainage pipes 64. The water storage cap 40 is re-closed and the position of the water storage cap 40 is locked by the hasp 41.
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 (9)

1. The utility model provides a foundation ditch drainage device which characterized in that: including water storage platform (11) and support frame (10) that are used for supporting water storage platform (11), be equipped with in water storage platform (11) and filter piece (12), filter piece (12) including interior filter frame (13) and outer filter frame (14), filter frame (13) outside including outer filter frame (14) cover is established, a plurality of filtration pores (18) have all been seted up to interior filter frame (13) and outer filter frame (14) lateral wall, and filtration pore (18) diameter of interior filter frame (13) is less than filtration pore (18) diameter of outer filter frame (14), water storage platform (11) one side and interior filter frame (13) bottom are connected with inlet tube (61) and outlet pipe (62) respectively, inlet tube (61) and outlet pipe (62) all are connected with water pumping spare (63) for provide suction.
2. A foundation pit drainage device according to claim 1, wherein: outer filter frame (14) include soft fold portion (16), connect first soft connecting portion (15) and the soft connecting portion of second (17) of lower extreme on soft fold portion (16) respectively, water storage platform (11) is connected to the soft connecting portion of second (17) lower extreme, set up at soft fold portion (16) lateral wall in filtration pore (18), soft fold portion (16) include along a plurality of fold units (161) that first soft connecting portion (15) circumference set up and connect linkage element (162) of adjacent fold unit (161).
3. A foundation pit drainage device according to claim 1, wherein: form annular chamber (19) between outer filter frame (14) and interior filter frame (13), install stirring subassembly (20) that are used for stirring ponding in annular chamber (19), stirring subassembly (20) are including puddler (21) of connecting interior filter frame (13) lateral wall, are located puddler (21) and keep away from plectrum (25) and drive interior filter frame (13) pivoted agitator motor (27) of interior filter frame (13) one side of puddler (13), plectrum (25) fixed connection is in puddler (21).
4. A foundation pit drainage device according to claim 3, wherein: the side wall of one side, far away from the stirring rod (21), of the shifting piece (25) is an arc surface, a gap is formed between one end, facing the rotating speed of the shifting piece (25), of the arc surface and the inner wall of the outer filter frame (14), and one end, facing away from the rotating speed of the shifting piece (25), of the arc surface is abutted to the outer filter frame (14).
5. A foundation pit drainage device according to claim 3, wherein: the cambered surface of the shifting sheet (25) is fixedly provided with a plurality of convex blocks (26), and the convex blocks (26) are arranged on the cambered surface at intervals.
6. A foundation pit drainage device according to claim 3, wherein: puddler (21) include first member (211) and cover second member (212) of establishing outside first member (211), second member (212) one end fixed connection in interior filter frame (13) is kept away from in first member (211), first member (211) one end fixed connection in plectrum (25) is kept away from in second member (212).
7. A foundation pit drainage device according to claim 6, wherein: and the inner filter frame (13) is provided with an adjusting component (30) for driving the second rod piece (212) to move along the length direction of the second rod piece (212) relative to the first rod piece (211).
8. A foundation pit drainage device according to claim 7, wherein: adjusting part (30) include tip articulated actuating lever (31) and gangbar (32), drive both relative pivoted actuating cylinder (33), interior filter frame (13) lateral wall is seted up and is supplied actuating lever (31) to wear to establish dodge groove (34), gangbar (32) one end is kept away from in actuating lever (31) and is rotated and connect in interior filter frame (13) inner wall, actuating lever (31) one end is kept away from in gangbar (32) and rotates and connect in second member (212), the piston rod of actuating cylinder (33) rotates and connects in first member (211), and along first member (211) length direction sliding connection in first member (211).
9. A foundation pit drainage device according to claim 1, wherein: the fixed fender material spare (60) that is equipped with in bottom of water storage platform (11) inner wall, keep off material spare (60) and set up along water storage platform (11) border, and keep off the fender charge level that material spare (60) upper end was equipped with the slope, keep off the charge level by keeping away from outer filter frame (14) one end to being close to outer filter frame (14) one end slope downwards.
CN202011255898.9A 2020-11-11 2020-11-11 Foundation pit drainage device Active CN112392058B (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114856698A (en) * 2022-07-07 2022-08-05 山西交控生态环境股份有限公司 Intelligent tunnel gushes water treatment facilities

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Publication number Priority date Publication date Assignee Title
CN101087638A (en) * 2004-11-19 2007-12-12 3M创新有限公司 Circumferentially pleated filter assembly and method of making the same
CN209173492U (en) * 2018-08-13 2019-07-30 浙江省天台圣象滤料织造有限公司 One kind being convenient for quick-replaceable filter bag
CN111809604A (en) * 2020-06-24 2020-10-23 四川安格建筑有限公司 High-water-level soft foundation drainage construction device and method thereof

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101087638A (en) * 2004-11-19 2007-12-12 3M创新有限公司 Circumferentially pleated filter assembly and method of making the same
CN209173492U (en) * 2018-08-13 2019-07-30 浙江省天台圣象滤料织造有限公司 One kind being convenient for quick-replaceable filter bag
CN111809604A (en) * 2020-06-24 2020-10-23 四川安格建筑有限公司 High-water-level soft foundation drainage construction device and method thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114856698A (en) * 2022-07-07 2022-08-05 山西交控生态环境股份有限公司 Intelligent tunnel gushes water treatment facilities

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