CN205894091U - Sand geology steel tube well precipitation position device - Google Patents
Sand geology steel tube well precipitation position device Download PDFInfo
- Publication number
- CN205894091U CN205894091U CN201620886439.3U CN201620886439U CN205894091U CN 205894091 U CN205894091 U CN 205894091U CN 201620886439 U CN201620886439 U CN 201620886439U CN 205894091 U CN205894091 U CN 205894091U
- Authority
- CN
- China
- Prior art keywords
- well
- steel tube
- tube well
- steel pipe
- deep
- Prior art date
- 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.)
- Active
Links
Landscapes
- Earth Drilling (AREA)
Abstract
The utility model provides a sand geology steel tube well precipitation position device, its constitution includes: deep well subaqueous pump (10) is installed in installing vertical hole (7) in steel pipe well (9), steel pipe well (9) in steel pipe well (9), deep well subaqueous pump (10) supply power through the electricity, and deep well subaqueous pump (10) are connected with water pipe (4), and water pipe (4) other end passes through to arrive in cistern (6), it has a plurality of crisscross hole (12) vertically to open at steel pipe jing huanguanbi, offers two hole for hoist (11) in steel pipe well one end, at hole for hoist (11) below welding seal ring (3), steel pipe well outside parcel two -layer fibre cloth (13) to with ligature silk (14) ligature, fibre cloth (13) bottom ligature is sealed. The beneficial effects are that: the flow is simple, easy to operate, work efficiency are high, the stability of the factor of safety of deep basal pit operation has guaranteed foundation pit slope is improved and surrounding building's safety.
Description
Technical field
This utility model is related to the realm of building construction, particularly relates to a kind of sand geology steel tube well fall water level device.
Background technology
During the construction of coastal cities, site soil layers are mainly by miscellaneous fill, silty clay, middle sand, flour sand, thick
Sand, fine sand etc. form.Groundwater type is mainly pore ground water and Bedrock Crevice Water, and the main preservation of pore ground water is in foundation soil the
1 laminin is banketed, in the hole of sand and the 3rd layer of flour sand in the 2nd layer, water-bearing layer thickness is big, and preferably, the water yield is abundanter, shallow for water penetration
The groundwater level buried depth of portion layer of sand mesopore diving is 0.28～1.82m.
Utility model content
This utility model is to solve problems of the prior art, proposes a kind of sand geology steel tube well precipitation position dress
Put.
The technical solution of the utility model is achieved in that
Water level device drops in a kind of sand geology steel tube well, and its composition includes: vertical drilling (7), steel tube well (9), electronic box
(1), cistern (6), blinding layer (5), pour blinding layer (5) around steel tube well (9), steel tube well (9) is installed to vertically
In boring (7), deep well submerged pump (10) is installed in steel tube well (9), deep well submerged pump (10) is powered by electricity, deep well submerged pump
(10) it is connected with water pipe (4), water pipe (4) other end is by cistern (6)；Steel tube well (9) is made up of seamless steel pipe,
Steel tube well loop wall longitudinally has some staggered holes (12), opens up two holes for hoist (11) in steel tube well one end, in lifting
Welding seal ring (3) below hole (11), parcel two-layer fiber cloth (13) outside steel tube well, and with colligation silk (14) colligation, fiber
The colligation closing of cloth (13) bottom.
Steel tube well (9) adopts a220 × 5 seamless steel pipe, and the fore-and-aft distance of hole (12) is 200mm, and seal ring (3) is
100mm width, the thick steel plate of 5mm.
The beneficial effects of the utility model are: this utility model passes through well-designed, planning and manages, and smoothly completes over the ground
The construction of lower room Bottom Board Steel tube well dewatering, by the utilization of the method, solves that base pit dewatering is not in place to lead to local no well
A difficult problem for method construction, simple, the easy operation of this construction process, high working efficiency, dewatering effect are good, and underplate concrete construction is had
Ensure；This dewatering process large area in this project is used, and shortens the construction period, improves the safety system of deep basal pit operation
Number is it is ensured that the safety of the stability of excavation slope and Adjacent Buildings.
Brief description
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or in description of the prior art the accompanying drawing of required use be briefly described it should be apparent that, drawings in the following description are only
It is some embodiments of the present utility model, for those of ordinary skill in the art, in the premise not paying creative work
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the structural representation of steel tube well；
Fig. 3 is the structural representation of fiber cloth colligation；
Fig. 4 is the structural representation of rig；
The schematic diagram that Fig. 5 sets up for rig；
Fig. 6 is structural representation when boring is advanced；
Fig. 7 is to rely on rig from the schematic diagram flumping pipe；
The structural representation that Fig. 8 installs for steel tube well；
Fig. 9 is the structural representation installing deep well submerged pump；
Figure 10 is the structural representation that examination is drawn water；
Figure 11 be Fig. 1 in a-a to structural representation.
Specific embodiment
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clearly and completely description is it is clear that described embodiment is only a part of embodiment of this utility model rather than whole
Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under the premise of paying creative work
The every other embodiment being obtained, broadly falls into the scope of this utility model protection.
Water level device drops in a kind of sand geology steel tube well, and its composition includes: vertical drilling 7, steel tube well 9, electronic box 1, water-retention
Pond 6, blinding layer 5, pour blinding layer 5 around steel tube well 9, steel tube well 9 is installed in vertical drilling 7, in steel tube well 9
Deep well submerged pump 10 is installed, deep well submerged pump 10 is powered by electricity, and deep well submerged pump 10 is connected with water pipe 4, water pipe 4 other end leads to
Cross in cistern 6；Steel tube well 9 is made up of seamless steel pipe, longitudinally has some staggered holes 12 in steel tube well loop wall,
Open up two holes for hoist 11 in steel tube well one end, below hole for hoist 11, weld seal ring 3, outside steel tube well, wrap up two-layer fiber
Cloth 13, and with colligation silk 14 colligation, fiber cloth 13 bottom colligation closing.
Steel tube well 9 adopts a220 × 5 seamless steel pipe, and the fore-and-aft distance of hole 12 is 200mm, and seal ring 3 is 100mm width,
The thick steel plate of 5mm.
Installation steps of the present utility model include:
A) measurement and positioning, the design drawing being issued according to Foundation Pit Support Design unit, well location measuring is carried out by survey crew,
And carry out and check work it is ensured that well location is accurate；
B) boring prepares work and installs, and rig 19 is by a200mm × 5mm steel pipe i16 and a80mm × 5mm steel pipe ii17
It is welded, internal run-through, steel pipe i16 end welding short steel rod 15, steel pipe ii17 end is connected with water pump 18, and high-pressure hydraulic is suitable
Profit passes through rig 19；
C) hole, after first steel pipe ii17 top and water pump 18 being combined closely before boring, then by rig (19) frame
It is located at specified location, opens water pump 18, send into water under high pressure to the inside of rig 19, operator utilize pipe wrench 20 in rotation
Push downwards rig 19；After being drilled into certain depth, can be ensured using high pressure water impact power and rig 19 deadweight
Boring is smoothed out, and should ensure that vertical drilling 7 degree control in boring procedure within 3%；
D) install steel tube well, by the good steel tube well of pre-production 9 using tower crane 21 lifting being seated to construction finish vertical
In boring 7；
E) pumping equipment is installed, deep well submerged pump 10 is installed in steel tube well 9, during installation, hangs in drainage layer portion with rope
Position 8, deep well submerged pump 10 is fixed with well head above, and deep well submerged pump 10, cable 2 and joint reliably insulate, every deep-well diving
Pump 10 arranges an independent controlling switch；
F) draw water, connect electronic box 1 power supply, drive deep well submerged pump 10, first carry out examination and take out, water is pumped in cistern 6,
If water outlet is smooth, start formally to draw water, until water level is down to designed elevation；
G) blinding layer construction, the ground near steel tube well 9, casting concrete, and floating；
H) remove pump, shut-in well, after concreting completes 5 days, steel tube well foundation construction is closed, before shut-in well, adopt
With manually extracting deep well submerged pump 10 and water pipe from steel tube well 9 out, termination of pumping, to take out the pump time as far as possible short, then adopts c40 coagulation
Soil carries out steel tube well closing.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all this
Within the spirit of utility model and principle, any modification, equivalent substitution and improvement made etc., should be included in this utility model
Protection domain within.
Claims (2)
1. water level device drops in a kind of sand geology steel tube well, and its composition includes: vertical drilling (7), steel tube well (9), electronic box (1),
Cistern (6), blinding layer (5), poured blinding layer (5) around steel tube well (9) it is characterised in that: steel tube well (9) is installed
To in vertical drilling (7), deep well submerged pump (10) is installed in steel tube well (9), deep well submerged pump (10) is powered by electricity, deep-well
Immersible pump (10) is connected with water pipe (4), and water pipe (4) other end is by cistern (6)；Steel tube well (9) is by seamless steel pipe
Make, longitudinally have some staggered holes (12) in steel tube well loop wall, open up two holes for hoist (11) in steel tube well one end,
Welding seal ring (3) below hole for hoist (11), parcel two-layer fiber cloth (13) outside steel tube well, and tied up with colligation silk (14)
Prick, the colligation of fiber cloth (13) bottom is closed.
2. sand geology steel tube well according to claim 1 fall water level device it is characterised in that: steel tube well (9) adopts
A220 × 5 seamless steel pipe, the fore-and-aft distance of hole (12) is 200mm, and seal ring (3) is 100mm width, the thick steel plate of 5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620886439.3U CN205894091U (en) | 2016-08-16 | 2016-08-16 | Sand geology steel tube well precipitation position device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620886439.3U CN205894091U (en) | 2016-08-16 | 2016-08-16 | Sand geology steel tube well precipitation position device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205894091U true CN205894091U (en) | 2017-01-18 |
Family
ID=57779015
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620886439.3U Active CN205894091U (en) | 2016-08-16 | 2016-08-16 | Sand geology steel tube well precipitation position device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205894091U (en) |
-
2016
- 2016-08-16 CN CN201620886439.3U patent/CN205894091U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102454167B (en) | The construction method of especially big & deep open caisson | |
| CN104612162B (en) | A kind of Deep Foundation Pit of Metro Stations excavation construction method | |
| CN103015402B (en) | Construction method for inhibiting frost heaving and thaw collapse of horizontally frozen end through cement-soil reinforcement method | |
| CN111335344A (en) | Super pressure suction combined well point dewatering construction method for subway deep foundation pit | |
| CN104563098A (en) | Construction method of pore-forming pouring pile in dry work of super-large-diameter full-steel pipe casing | |
| CN106088123B (en) | A kind of sand geology steel tube well drop water level device and its construction method | |
| CN111827328A (en) | Subway deep foundation pit well point dewatering system and construction method thereof | |
| CN202194149U (en) | Water-proof curtain | |
| CN107653889A (en) | A kind of shaped steel pressure is poured water the construction method of soil curtain support pile | |
| CN111456055A (en) | Foundation pit dewatering construction method | |
| CN114108649A (en) | Foundation pit reinforcing construction method for mucky soil layer | |
| CN108867673A (en) | A kind of underwater prevention method in the foundation pit based on the curtain that draws water | |
| CN208803479U (en) | Pipe pile structure used as dewatering well | |
| CN102995647B (en) | Underground water control method used for grouting and seepage insulation of pile hole | |
| CN212001106U (en) | Hole cleaning system for cast-in-place pile | |
| CN111236234A (en) | Hole cleaning system and hole cleaning method for cast-in-place pile | |
| CN205894091U (en) | Sand geology steel tube well precipitation position device | |
| CN114197508B (en) | Easy-to-seal water draining device, manufacturing method and using method thereof | |
| CN207004431U (en) | Soft soil foundation exciting drilling device | |
| CN113338273B (en) | Stirring pile construction method based on water-rich organic matter soft soil layer river channel | |
| CN214574063U (en) | Closed structure of high water level large area foundation pit dewatering well | |
| CN114250801A (en) | Pipe well and light well point combined dewatering construction method | |
| CN104060636B (en) | Pressure release anti-float method during high water level regional architecture foundation construction and device | |
| CN113202123A (en) | Construction method for treating high-span section strong karst filling and curtain seepage-proofing method | |
| CN103669333B (en) | It is easy to the friction pile of vacuum-dewatering |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |