CN110318409A - A kind of deep basal pit artesian water is prominent to gush decompressor - Google Patents
A kind of deep basal pit artesian water is prominent to gush decompressor Download PDFInfo
- Publication number
- CN110318409A CN110318409A CN201910567652.6A CN201910567652A CN110318409A CN 110318409 A CN110318409 A CN 110318409A CN 201910567652 A CN201910567652 A CN 201910567652A CN 110318409 A CN110318409 A CN 110318409A
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- well casing
- drainpipe
- pipe
- casing
- deep basal
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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
-
- 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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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
It dashes forward the present invention relates to a kind of deep basal pit artesian water and gushes decompressor, it is related to the technical field of construction equipment, it includes well casing and fixed mechanism, the fixed mechanism includes at least three drainpipes being circumferentially arranged along the side of wellhole, the leak-off pipe being connected to well casing, the flip lid being articulated on drainpipe, and it is arranged in the bolt on flip lid, the drainpipe offers the placement mouth mating with leak-off pipe one end upward vertically, the aerial drainage pipe outer wall is bonded with draining inside pipe wall, it is bonded when flip lid rotation with leak-off pipe roof and its edge is abutted with drainpipe opening edge edge, the bolt passes through flip lid and is threadedly coupled with drainpipe open top edge, draining pump is provided in the drainpipe.The present invention has the effect of avoiding well casing skew and making to touch well casing inner wall when submersible pump and damage to protect immersible pump.
Description
Technical field
The present invention relates to the technical fields of construction equipment, gush decompression dress more particularly, to a kind of deep basal pit artesian water is prominent
It sets.
Background technique
Deep basal pit refer to cutting depth be more than 5 meters (containing 5 meters) or three layers of basement or more (containing three layers) though or depth do not surpass
Cross 5 meters, but geological conditions and ambient enviroment and the especially complex engineering of underground utilities.When to extend to water content biggish for deep basal pit
When soil layer, the water in soil layer can be gushed out suddenly out of deep basal pit under the high pressure of soil layer, thus occur it is prominent emerge in large numbers as.
The prominent accident of gushing is broadly divided into two classes, after the first kind is deep pit digging, the following impervious stratum in foundation pit bottom surface from
When weight power is less than lower part artesian water head pressure, cause the base of foundation pit subsoil body bulge fracture and sand of spraying water, gush simultaneously
Hole is prominent to gush.It is another kind of be due to the closure not yet in effect of geological prospecting hole, after deep pit digging, artesian water under head pressure effect,
The Foundation Pit Pouring gushed on a large amount of silt particles is carried by the exploratory hole not blocked effectively.Currently, in deep-foundation pit engineering accident, by
It is accounted for greatly in the prominent accident for gushing generation of bottom artesian water, and Foundation Pit Pouring processing difficulty is big, and deals with improperly and can make
At serious consequence.
Notification number discloses a kind of prominent gush of deep basal pit artesian water for the Chinese invention of CN108277807A and depressurizes control water-bound,
Including being provided with well casing in wellhole in earth's surface wellhole below is provided with vertically, the middle and upper part and lower part of well casing are steel chimney filter,
It is also filled with filtrate packet in the bottom of well casing, is additionally provided with drainage cushion block on the outside of the bottom opening of well casing, is additionally provided in well casing
Immersible pump, immersible pump include drainpipe, and drainpipe extends to the top open part of well casing.The invention passes through double steel chimney filter shapes up and down
The pressure reducing well pipe of formula carries out deep layer draining, terminates deep basal pit high pressure in a short time with this, big yield artesian water is dashed forward and gushed.
Prior art among the above has the following deficiencies: that supportive is poor since the soil water content of borehole bottom is big,
Therefore well casing is easy to happen the situation of skew after being put into wellhole；When well casing skew, inner wall generates inclination, so that immersible pump
It is damaged being put into Shi Huiyu well casing inner wall touching in well casing.
Summary of the invention
It dashes forward the object of the present invention is to provide a kind of deep basal pit artesian water and gushes decompressor, avoid well casing skew and make immersible pump
Well casing inner wall is touched when decentralization and is damaged, to protect immersible pump.
Foregoing invention purpose of the invention has the technical scheme that
A kind of wellhole artesian water is prominent to gush decompressor, including the well casing being arranged in wellhole, and the fixation for fixing well casing
Mechanism, the fixed mechanism include circumferentially angularly being connected to around spaced at least three with well casing along the side of wellhole
Drainpipe, and the leak-off pipe that with well casing is connected to circumferentially distributed along the top of the well casing, the flip lid being articulated on drainpipe, and
The bolt being arranged on flip lid, the drainpipe pour fixation by concrete and deep basal pit ground, and the drainpipe extends to
One section in wellhole offers the placement mouth mating with leak-off pipe one end, the leak-off pipe and drainpipe grafting upward vertically
With communicated drainage pipe, the aerial drainage pipe outer wall be bonded with draining inside pipe wall for cooperation, when the flip lid rotates and leak-off pipe roof
It is bonded and its edge is abutted with drainpipe opening edge edge, the bolt passes through flip lid and connects with drainpipe open top edge screw thread
It connects, is provided with draining pump in the drainpipe.
By using above-mentioned technical proposal, drainpipe pours fixation by concrete and deep basal pit ground, with this row of fixation
Water pipe, leak-off pipe passes through placement mouth and drainpipe is mating, is facilitated in leak-off pipe insertion drainpipe with this, and pass through drainpipe
Well casing is supported and is limited, the stability of well casing is improved, with this is avoided well casing skew and makes to touch well when submersible pump
Inside pipe wall and damage, to protect immersible pump；Cooperation drainpipe clamps leak-off pipe when flip lid rotation, and bolt is for locking leak-off pipe
To avoid leak-off pipe loosening, with this communicated drainage pipe and well casing, is facilitated with this and artesian water in well casing is drained at draining pump
It is discharged.
The present invention is further arranged to: the wellhole opening is located at well casing side and is surrounded with casing, the casing
The through-hole passed through for leak-off pipe is offered on all side walls, the drainpipe is obliquely installed and least significant end is connected to well casing.
By using above-mentioned technical proposal, deep basal pit ground is consolidated by the setting of casing, wellhole opening is avoided to collapse
And cause safety accident；Leak-off pipe and drainpipe are consolidated by casing and through-hole, drainpipe skew is avoided and keeps well casing crooked；Row
Water pipe is obliquely installed, and avoids the impurity in artesian water from being deposited in drainpipe and the phenomenon that results in blockage with this, to improve draining
The draining flux of pipe improves drainage effect.
The present invention is further arranged to: the side of the casing offers overflow hole, is communicated with overflow on the overflow hole
Pipe, is provided with splicing component between the overflow pipe and casing, the splicing component includes being set to the overflow pipe to be located at shield
The patch on one end in cylinder, the screwed pipe across patch and overflow hole, turning set are set to the retaining ring of the circular tube shaped on overflow pipe,
And the stud in retaining ring is axially arranged in along retaining ring, internal screw thread and its internal screw thread are provided on the retaining ring inner ring wall
It is threadedly engaged with the external screw thread of screwed pipe, described stud one end and casing outer wall push against.
By using above-mentioned technical proposal, screwed pipe passes through overflow hole and is threadedly coupled with retaining ring, is connected to wellhole with this and overflows
Flow tube holds extra by overflow pipe when wellhole is greater than the drainage speed of draining pump with the artesian water drainage speed in well casing
Pressure water is dredged, and avoids artesian water from entering in deep basal pit with this；Casing side wall is clamped by stud and patch, is adjacent to patch
Casing inner wall reduces the gap of patch and casing with this, improves leakproofness, reduces the artesian water entered in deep basal pit.
The present invention is further arranged to: the patch is arc-shaped and is bonded with casing inner wall, and the patch depends on the one of casing
Side is provided with sealant.
By using above-mentioned technical proposal, patch is arc-shaped and is bonded with casing inner wall, and reduces patch by elastic layer
The artesian water entered in deep basal pit is reduced, is avoided in pressure-bearing Water Damage deep basal pit so as to improve leakproofness with the gap of casing
Equipment.
The present invention is further arranged to: the drainpipe is communicated with relief well far from one end of well casing, and the draining pump is put
It is placed in relief well, is communicated with balance pipe two-by-two between multiple relief wells.
By using above-mentioned technical proposal, when total water yield in multiple relief wells is lower than the draining pump in multiple relief wells
Total displacement when, the draining pump quantity of work is adjusted according to practical water yield, in the relief well where the draining pump of closing
Water is transmitted to remaining relief well by balance pipe and is discharged.
The present invention is further arranged to: the bottom end week of the well casing is provided with multiple support bars, the support bar on side wall
On be provided with filtrate packet, filled with the filtrate for filter sewage in the filtrate packet, the filtrate, which is wrapped, is provided with hanging ring, institute
State the peace being provided on well casing for lifting hanging ring to drive filtrate packet to place vertically to realize filtrate packet and wellhole is spaced apart
Arrangement.
By using above-mentioned technical proposal, support bar is used to support filtrate packet, avoids filtrate packet in well casing vertical transport
It falls and ruptures, avoid the muddy degree for increasing water and make draining pump blocking damage；Mounting assembly is used to lift hanging ring, with
This gathers filtrate packet to well casing side, and filtrate packet is damaged with wall friction in wellhole when well casing being avoided to put down.
The present invention is further arranged to: the mounting assembly is upper in support including being rotatably dispose in the well casing week side wall
Latch hook at the top of item, with the hinged release lever in latch hook one end, and be set to sliding vertically on well casing for release lever
Sliding sleeve, the hanging ring sliding are sheathed on latch hook, and release lever and wellhole bottom wall contradict before the well casing reaches borehole bottom, institute
Hanging ring is detached from latch hook and flattens filtrate packet when stating release lever sliding and rotating with moveable lock hook.
By using above-mentioned technical proposal, before well casing reaches borehole bottom, release lever and wellhole bottom wall are contradicted, and are connect at this time
Feeler lever slides upwards and rotates with moveable lock hook, and one end height of latch hook reduces, and hanging ring glides in the gravity of filtrate packet at this time
To one end of latch hook, hanging ring and filtrate packet is set to be detached from latch hook with this, filtrate packet is flattened and is bonded with wellhole inner wall at this time, reduces filter
The damage of draining pump and the stream of water and soil are reduced to improve the effect of filter sewage in material packet and the gap of borehole bottom inner wall
It loses.
The present invention is further arranged to: Buffer Unit is provided in the well casing, the Buffer Unit includes along the well
Slide that sliding rail that the length direction of pipe is set in well casing, sliding are set in the sliding rail, be set on slide for filter
The lifting rope that material packet fixed suspension hook and one end are connect with suspension hook, the slide is along the section of sliding rail width direction in I-shaped.
By using above-mentioned technical proposal, when in filtrate packet investment well casing to carry out sewage water filtration, filtrate packet is falling
In the process be easy with wall friction in well casing and damage, by lifting rope control slide sliding fall to avoid slide with filtrate packet,
The transport track of filtrate packet is limited by sliding rail, with this is avoided filtrate packet from damaging and increases the muddy degree of water, thus the row of avoiding
The phenomenon that water pump is blocked and be damaged by impurity.
The present invention is further arranged to: the suspension hook and slide are hinged, offer sliding slot on the slide, on the suspension hook
It is provided with strut, the lifting rope is connect with strut one end, and the spring element connecting with slide, the suspension hook are connected on the suspension hook
The connection of suspension hook and filtrate packet is maintained by the pulling force of lifting rope and the gravity of slide, the bottom of suspension hook enters when the suspension hook rotates
In sliding slot and filtrate packet is made to be detached from suspension hook.
By using above-mentioned technical proposal, when filtrate packet is connected on slide and is put into well casing by suspension hook, work
Personnel maintain suspension hook to be detached from the state of sliding slot by pulling lifting rope, are facilitated with this and are slowly put into filtrate packet in well casing, avoid filtering
Material wraps the case where the revealing that be damaged；When filtrate packet enters well casing bottom, filtrate packet is supported, and the pulling force of lifting rope subtracts at this time
Small, suspension hook collapses into sliding slot under the action of spring element, so that suspension hook is detached from filtrate packet with this.
In conclusion advantageous effects of the invention are as follows:
1. leak-off pipe passes through placement mouth and drainpipe is mating, facilitated in leak-off pipe insertion drainpipe with this, and pass through draining
Pipe is supported and limits to well casing, and cooperation drainpipe clamps leak-off pipe when flip lid rotates, and bolt is for locking leak-off pipe to keep away
Exempt from leak-off pipe loosening, with this communicated drainage pipe and well casing, improve the stability of well casing, with this is avoided well casing skew and makes immersible pump
Well casing inner wall is touched when decentralization and is damaged, to protect immersible pump；
2. screwed pipe passes through overflow hole and is threadedly coupled with retaining ring, it is connected to wellhole and overflow pipe, by overflow pipe to extra pressure-bearing
Water is dredged, and avoids artesian water from entering in deep basal pit with this；Casing side wall is clamped by stud and patch, patch is made to be adjacent to shield
Cylinder inner wall, reduces the gap of patch and casing with this, improves leakproofness, reduces the artesian water entered in deep basal pit；
3. filtrate packet is easy and wall friction in well casing in drop event when in filtrate packet investment well casing to carry out sewage water filtration
And damage, it is fallen to avoid slide with filtrate packet by the sliding that lifting rope controls slide, the transport of filtrate packet is limited by sliding rail
Track, with this is avoided filtrate packet from damaging and increases the muddy degree of water, so that draining pump be avoided to be blocked and be damaged by impurity
The phenomenon that.
Detailed description of the invention
Fig. 1 is overall structure diagram of the invention；
Fig. 2 is part-structure perspective view of the explosion of the invention, main presentation screwed pipe；
Fig. 3 is partial structure diagram of the invention, main presentation drainpipe；
Fig. 4 is the partial enlargement diagram in Fig. 3 at B, main presentation latch hook；
Fig. 5 is the partial enlargement diagram in Fig. 1 at A, main presentation slide.
Appended drawing reference: 1, well casing；11, wellhole；12, casing；121, through-hole；122, overflow hole；123, overflow pipe；2, splice
Component；21, patch；22, screwed pipe；23, retaining ring；24, stud；3, fixed mechanism；31, drainpipe；311, mouth is placed；312, it turns over
Lid；313, bolt；32, relief well；33, balance pipe；34, draining pump；35, leak-off pipe；4, support bar；41, filtrate packet；42, it hangs
Ring；43, mounting assembly；431, latch hook；432, release lever；433, sliding sleeve；5, Buffer Unit；51, sliding rail；52, slide；521, sliding
Slot；53, suspension hook；531, strut；532, lifting rope.
Specific embodiment
Below in conjunction with attached drawing, invention is further described in detail.
Referring to Fig.1, decompressor is gushed for a kind of deep basal pit artesian water disclosed by the invention is prominent, including be arranged in wellhole 11
Well casing 1, and the fixed mechanism 3 for fixing well casing 1.The horizontal cross-section of wellhole 11 is rounded, and well casing 1 is cylindrical, well
The top of pipe 1 and bottom end aperture, are connected to wellhole 11 and well casing 1 with this, while filtering the sewage in wellhole 11, reduce the stream of water and soil
It loses.
Referring to Fig.1, Fig. 2, fixed mechanism 3 includes the drainpipe 31 being connected to well casing 1, circumferentially distributed along the top of well casing 1
And the leak-off pipe 35 being connected to well casing 1, the flip lid 312 being articulated on drainpipe 31, and the bolt being arranged on flip lid 312
313.Drainpipe 31 and the section of 35 width direction of leak-off pipe are trapezoidal, and there are four and along the side of wellhole 11 weeks for drainpipe 31
To angularly around interval setting.Drainpipe 31 pours fixation by concrete and deep basal pit ground, and drainpipe 31 extends to well
One section in hole 11 offers the placement mouth 311 mating with 35 one end of leak-off pipe upward vertically.
The width of leak-off pipe 35 is less than the width of drainpipe 31, and leak-off pipe 35 and drainpipe 31 are mating with communicated drainage
Pipe 31,35 outer wall of leak-off pipe are bonded with 31 inner wall of drainpipe.A side of flip lid 312 along and to place 311 edge of mouth hinged, when turning over
Lid 312 is bonded when rotating with 35 roof of leak-off pipe and its edge is abutted with 31 opening edge of drainpipe edge, and bolt 313 passes through flip lid
It 312 and is threadedly coupled with 31 open top edge of drainpipe.
11 opening of wellhole is located at 1 side of well casing and is surrounded with casing 12, and casing 12 is cylindrical and is rolled up by iron plate
It makes, outer wall is abutted with deep basal pit ground, is consolidated deep basal pit ground by the setting of casing 12, is avoided 11 opening of wellhole
It collapses and causes safety accident.The through-hole 121 passed through for leak-off pipe 35 being offered on side wall within casing 12 weeks, through-hole 121 is trapezoidal,
Drainpipe 31 is obliquely installed and least significant end is connected to well casing 1, with this avoid the impurity in artesian water be deposited in drainpipe 31 and
Result in blockage phenomenon, to improve the draining flux of drainpipe 31, improves drainage effect.
Relief well 32 is communicated on the most significant end of drainpipe 31, relief well 32 is cylindrical, and bottom end closure, top extends to
Deep basal pit surface.Draining pump 34 is placed in relief well 32, is communicated with balance pipe 33, balance pipe two-by-two between multiple relief wells 32
33 is cylindrical, and the both ends of balance pipe 33 are respectively communicated with two adjacent relief wells 32.Total water outlet in multiple relief wells 32
When amount is lower than the total displacement of the draining pump 34 in multiple relief wells 32, the number of draining pump 34 of work is adjusted according to practical water yield
Amount, the water in relief well 32 where the draining pump 34 of closing are transmitted to remaining relief well 32 by balance pipe 33 and are discharged.
Referring to Fig. 3, Fig. 4, overflow hole 122 is offered on all side walls of casing 12, overflow hole 122 is rounded, overflow hole 122
On be communicated with overflow pipe 123, splicing component 2 is provided between overflow pipe 123 and casing 12.Splicing component 2 is excessive including being set to
The patch 21 on one end that flow tube 123 is located in casing 12 is set to across patch 21 and screwed pipe 22, the turning set of overflow hole 122
The retaining ring 23 of circular tube shaped on overflow pipe 123, and along the axial stud 24 being arranged in retaining ring 23 of retaining ring 23, patch
21 are welded and fixed with screwed pipe 22.Patch 21 is bonded in arc-shaped and with 12 inner wall of casing, and patch 21 is arranged by the side of casing 12
There is sealant, sealant is reduced the gap of patch 21 Yu casing 12 with this using the rubber material of elasticity, improves leakproofness, subtract
Enter the artesian water in deep basal pit less, avoids the equipment in pressure-bearing Water Damage deep basal pit.
Overflow pipe 123 uses silica gel hose, and retaining ring 23 is adhesively fixed with overflow pipe 123 by marine glue, retaining ring 23
The external screw thread that internal screw thread and its internal screw thread and screwed pipe 22 are provided on inner ring wall is threadedly engaged, and is connected to overflow pipe 123 and spiral shell with this
Pipe 22, so that overflow pipe 123 and wellhole 11 are connected to, when the artesian water drainage speed in wellhole 11 and well casing 1 is greater than draining pump 34
Drainage speed when extra artesian water is dredged by overflow pipe 123, avoid artesian water from entering in deep basal pit with this.Spiral shell
12 outer wall of casing is pushed against when column 24 rotates, screwed pipe 22 drives patch 21 to be adjacent to 12 inner wall of casing, reduces patch 21 and casing with this
Leakproofness is improved in 12 gap, reduces the artesian water entered in deep basal pit.
Referring to Fig. 3, Fig. 4, the bottom end week of well casing 1 is provided with multiple support bars 4, one end of support bar 4 and well casing 1 on side wall
All side walls are welded and fixed, and filtrate packet 41 is provided on support bar 4, and support bar 4 is used to support filtrate packet 41, and filtrate packet 41 is avoided to exist
It falls and ruptures when 1 vertical transport of well casing, avoid the muddy degree for increasing water and make the blocking damage of draining pump 34.Filtrate packet
41 profiles are fan-shaped, and the side of circular arc, towards 11 inner wall of wellhole, filtrate packet 41 is solid by the side of well casing 1 and 4 bondage of support bar
It is fixed.Filled with the filtrate for filter sewage in filtrate packet 41, filtrate uses clean mineral granule, is provided with circle on filtrate packet 41
Cricoid hanging ring 42, it is solid by waterproof glue sticking that hanging ring 42 is located at the arc edge of filtrate packet 41, hanging ring 42 and filtrate packet 41
It is fixed.
It is provided on well casing 1 for lifting hanging ring 42 to drive filtrate packet 41 to place vertically to realize filtrate packet 41 and wellhole
11 mounting assemblies 43 being spaced apart.Mounting assembly 43 includes cutting with scissors positioned at the latch hook 431 of 4 top of support bar, with 431 one end of latch hook
The release lever 432 connect, and the sliding sleeve 433 slid vertically for release lever 432 being set on well casing 1.Latch hook 431 is V-shaped, and
The one end connecting with hanging ring 42 is arc-shaped, and the part that 1 week side wall of the other end and well casing extends outward is hinged, and hanging ring 42 slides
It is sheathed on latch hook 431.
Sliding sleeve 433 is annular in shape, is welded and fixed with 1 lateral wall of well casing, and internal diameter is greater than the straight of columned release lever 432
Diameter.For well casing 1 in lifting, release lever 432 is by maintaining inserting for latch hook 431 and hanging ring 42 with the frictional force of filtrate packet 41, well casing 1
It connects.Release lever 432 is first contradicted with 11 bottom wall of wellhole before well casing 1 reaches 11 bottom of wellhole, and release lever 432 is with respect to well casing 1 at this time
It slides with sliding sleeve 433 and is rotated with moveable lock hook 431, hanging ring 42 is detached from latch hook 431 under 41 gravity of filtrate packet.Filtrate at this time
Packet 41 flattens under self gravitation effect, and circular arc side is bonded with 11 inner wall of wellhole, reduces filtrate packet 41 and 11 bottom of wellhole with this
The damage of draining pump 34 and the loss of water and soil are reduced to improve the effect of filter sewage in the gap of portion's inner wall.
Referring to Fig. 5, Buffer Unit 5 is provided in well casing 1, Buffer Unit 5 includes the sliding rail 51 being set in well casing 1, sets
The lifting rope 532 that the slide 52 that is placed in sliding rail 51, the suspension hook 53 being set on slide 52 and one end are connect with suspension hook 53.It is sliding
Rail 51 is in long strip, and the length direction along well casing 1 is distributed, and the section of width direction is C-shaped, and one side and 1 inner wall of well casing
It is integrally formed.Slide 52 along the section of 51 width direction of sliding rail in I-shaped, in 52 a part insertion slide 52 of slide and with cunning
52 sliding connection of seat.
Suspension hook 53 is L-shaped, and return portion and slide 52 are hinged, and have been wholely set on its top for 532 bondage of lifting rope
42 grafting of hanging ring on fixed strut 531, bottom end and filtrate packet 41, which slides, to be cooperated.It is located at 53 hinged place of suspension hook on slide 52
Lower section offer sliding slot 521, be connected with spring element on suspension hook 53, spring element uses spring, spring one end and 53 strut of suspension hook
531 are welded and fixed, and the other end is welded and fixed with slide 52.When staff puts into filtrate packet 41 in well casing 1 to carry out sewage
When filtering, filtrate packet 41 in drop event be easy with wall friction in well casing 1 and damage.Therefore suspension hook is driven by lifting rope 532
53 slide the stable dispensing of up-down mode drive filtrate packet 41 to control slide 52, avoid slide 52 from falling with filtrate packet 41 with this.
Suspension hook 53 makes that suspension hook 53 overcomes the elastic force of spring element and maintenance is hung by the pulling force of lifting rope 532 and the gravity of slide 52
The connection of hook 53 and filtrate packet 41, when filtrate packet 41 is contacted with 1 bottom surface of well casing or the water surface and lifting rope 532 relaxes, suspension hook 53 exists
It is rotated under the action of spring element, and its bottom enters in sliding slot 521.Hanging ring 42 is detached under the promotion at 521 edge of sliding slot at this time
Suspension hook 53, so that filtrate packet 41 is detached from suspension hook 53, to complete the transport of filtrate packet 41.Period sliding rail 51 is for limiting filtrate packet
41 transport track, with this is avoided filtrate packet 41 from damaging and increases the muddy degree of water, so that draining pump 34 be avoided to be blocked up by impurity
The phenomenon that filling in and being damaged.
The implementation principle of the present embodiment are as follows: staff need to only bury drainpipe 31, and make drainpipe by concrete
31 pour fixation with deep basal pit ground, fix drainpipe 31 with this.Lifting well casing 1 passes through the leak-off pipe 35 on well casing 1 later
It places mouth 311 and drainpipe 31 is mating, facilitate leak-off pipe 35 to be inserted into drainpipe 31 with this, and by drainpipe 31 to well
Pipe 1 is supported and limits, and improves the stability of well casing 1, with this is avoided the skew of well casing 1 and makes to touch well casing when submersible pump
1 inner wall and damage, to protect immersible pump.Rotation later renovates 312 and drainpipe 31 is cooperated to clamp leak-off pipe 35, tightens bolt
313 to lock leak-off pipe 35, and leak-off pipe 35 is avoided to loosen, will be in well casing 1 to facilitate with this communicated drainage pipe 31 and well casing 1
Artesian water be drained at draining pump 34 and discharged.
When launching filtrate packet 41 in well casing 1, the hanging ring 42 on filtrate packet 41 need to be only suspended on suspension hook 53 by staff
On, filtrate packet 41 is connect with slide 52 with this, pulls the state that lifting rope 532 maintains suspension hook 53 to be detached from sliding slot 521, later with this
Facilitate and filtrate packet 41 is slowly put into well casing 1, filtrate packet 41 is avoided to be damaged the case where revealing.When filtrate packet 41 enters well
When 1 bottom of pipe, filtrate packet 41 is supported, and the pulling force of lifting rope 532 reduces at this time, and suspension hook 53 collapses under the action of spring element
In sliding slot 521, suspension hook 53 is set to be detached from filtrate packet 41 with this, to complete the transport of filtrate packet 41.
The embodiment of present embodiment is presently preferred embodiments of the present invention, not limits protection of the invention according to this
Range, therefore: the equivalence changes that all structures under this invention, shape, principle are done, should all be covered by protection scope of the present invention it
It is interior.
Claims (9)
1. a kind of deep basal pit artesian water is prominent to gush decompressor, it is characterised in that: including the well casing (1) being arranged in wellhole (11),
And the fixed mechanism (3) for fixing well casing (1), the fixed mechanism (3) include the side circumferential direction isogonism along wellhole (11)
The drainpipe (31), circumferentially distributed along the top of the well casing (1) that degree is connected to around spaced at least three with well casing (1)
And the leak-off pipe (35) being connected to well casing (1), the flip lid (312) being articulated on drainpipe (31), and it is arranged in flip lid (312)
On bolt (313), the drainpipe (31) pours fixation by concrete and deep basal pit ground, and the drainpipe (31) extends
One section in wellhole (11) offer upward vertically with the mating placement mouth (311) in leak-off pipe (35) one end, it is described to let out
Flow tube (35) and drainpipe (31) are mating with communicated drainage pipe (31), and leak-off pipe (35) outer wall and drainpipe (31) are interior
Wall fitting, is bonded when the flip lid (312) rotation with leak-off pipe (35) roof and its edge and drainpipe (31) opening edge edge
It abuts, the bolt (313) passes through flip lid (312) and is threadedly coupled with drainpipe (31) open top edge, the drainpipe
(31) draining pump (34) are provided in.
2. a kind of deep basal pit artesian water according to claim 1 is prominent to gush decompressor, it is characterised in that: the wellhole (11)
Opening is located at well casing (1) side and is surrounded with casing (12), offers on all side walls of the casing (12) for leak-off pipe
(35) through-hole (121) passed through, the drainpipe (31) is obliquely installed and least significant end is connected to well casing (1).
3. a kind of deep basal pit artesian water according to claim 2 is prominent to gush decompressor, it is characterised in that: the casing (12)
Side offer overflow hole (122), be communicated with overflow pipe (123) on the overflow hole (122), the overflow pipe (123) with
It is provided between casing (12) splicing component (2), the splicing component (2) includes being set to the overflow pipe (123) to be located at shield
The patch (21) on one end in cylinder (12), the screwed pipe (22) across patch (21) and overflow hole (122), turning set are set to overflow
The retaining ring (23) of the circular tube shaped on (123) is managed, and is axially arranged in the stud on retaining ring (23) along retaining ring (23)
(24), internal screw thread is provided on retaining ring (23) the inner ring wall and the external screw thread of its internal screw thread and screwed pipe (22) is threadedly engaged,
Described stud (24) one end and casing (12) outer wall push against.
4. a kind of deep basal pit artesian water according to claim 3 is prominent to gush decompressor, it is characterised in that: the patch (21)
Arc-shaped and be bonded with casing (12) inner wall, the patch (21) is provided with sealant by the side of casing (12).
5. a kind of deep basal pit artesian water according to claim 1 is prominent to gush decompressor, it is characterised in that: the drainpipe
(31) one end far from well casing (1) is communicated with relief well (32), and the draining pump (34) is placed in relief well (32), Duo Gesuo
It states and is communicated with balance pipe (33) between relief well (32) two-by-two.
6. a kind of deep basal pit artesian water according to claim 1 is prominent to gush decompressor, it is characterised in that: the well casing (1)
Be provided with multiple support bars (4) on side wall in bottom end week, be provided with filtrate packet (41) on the support bar (4), the filtrate packet
(41) it is filled with the filtrate for filter sewage in, is provided with hanging ring (42) on the filtrate packet (41), is set on the well casing (1)
It is equipped with for lifting hanging ring (42) to drive filtrate packet (41) to place vertically to realize filtrate packet (41) and wellhole (11) interval point
The mounting assembly (43) of cloth.
7. a kind of deep basal pit artesian water according to claim 6 is prominent to gush decompressor, it is characterised in that: the mounting assembly
It (43) include being rotatably dispose in the upper latch hook (431) and latch hook at the top of support bar (4) of all side walls of the well casing (1)
(431) the hinged release lever in one end (432), and the sliding sleeve slid vertically for release lever (432) being set on well casing (1)
(433), hanging ring (42) sliding is sheathed on latch hook (431), the release lever before the well casing (1) reaches wellhole (11) bottom
(432) it is contradicted with wellhole (11) bottom wall, hanging ring (42) is detached from when the release lever (432) slides and rotates with moveable lock hook (431)
Latch hook (431) simultaneously flattens filtrate packet (41).
8. a kind of deep basal pit artesian water according to claim 1 is prominent to gush decompressor, it is characterised in that: the well casing (1)
It is inside provided with Buffer Unit (5), the Buffer Unit (5) includes being set in well casing (1) along the length direction of the well casing (1)
Sliding rail (51), sliding be set in the sliding rail (51) slide (52), be set on slide (52) for filtrate packet (41)
The lifting rope (532) that fixed suspension hook (53) and one end is connect with suspension hook (53), the slide (52) is along sliding rail (51) width side
To section in I-shaped.
9. a kind of deep basal pit artesian water according to claim 8 is prominent to gush decompressor, it is characterised in that: the suspension hook (53)
Hingedly with slide (52), it is offered sliding slot (521) on the slide (52), is provided with strut (531), institute on the suspension hook (53)
It states lifting rope (532) to connect with strut (531) one end, is connected with the spring element connecting with slide (52), institute on the suspension hook (53)
The connection that suspension hook (53) maintain suspension hook (53) and filtrate packet (41) by the pulling force of lifting rope (532) and the gravity of slide (52) is stated,
The bottom of suspension hook (53) enters in sliding slot (521) and filtrate packet (41) is made to be detached from suspension hook (53) when the suspension hook (53) rotates.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910567652.6A CN110318409B (en) | 2019-06-27 | 2019-06-27 | Deep basal pit confined water gushes pressure relief device suddenly |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910567652.6A CN110318409B (en) | 2019-06-27 | 2019-06-27 | Deep basal pit confined water gushes pressure relief device suddenly |
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| CN110318409A true CN110318409A (en) | 2019-10-11 |
| CN110318409B CN110318409B (en) | 2021-04-06 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102518141A (en) * | 2011-12-19 | 2012-06-27 | 同济大学 | Deep foundation pit dewatering and decompressing combination well controlled in subsection manner |
| CN103343543A (en) * | 2013-07-09 | 2013-10-09 | 中国一冶集团有限公司 | Foundation pit dewatering well pressure-reduction-type plugging method |
| CN108277807A (en) * | 2018-04-09 | 2018-07-13 | 浙江乔兴建设集团有限公司 | Deep basal pit artesian water is prominent to gush decompression control water-bound |
| CN208219682U (en) * | 2018-05-10 | 2018-12-11 | 浙江绿城房屋服务系统有限公司 | A kind of ultra-deep foundation pit decompression of confined water well shut-in well structure |
-
2019
- 2019-06-27 CN CN201910567652.6A patent/CN110318409B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102518141A (en) * | 2011-12-19 | 2012-06-27 | 同济大学 | Deep foundation pit dewatering and decompressing combination well controlled in subsection manner |
| CN103343543A (en) * | 2013-07-09 | 2013-10-09 | 中国一冶集团有限公司 | Foundation pit dewatering well pressure-reduction-type plugging method |
| CN108277807A (en) * | 2018-04-09 | 2018-07-13 | 浙江乔兴建设集团有限公司 | Deep basal pit artesian water is prominent to gush decompression control water-bound |
| CN208219682U (en) * | 2018-05-10 | 2018-12-11 | 浙江绿城房屋服务系统有限公司 | A kind of ultra-deep foundation pit decompression of confined water well shut-in well structure |
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| CN110318409B (en) | 2021-04-06 |
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