CN208594566U - The plugging device of the steel sleeve of precipitation pipe well inside foundation pit - Google Patents
The plugging device of the steel sleeve of precipitation pipe well inside foundation pit Download PDFInfo
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- CN208594566U CN208594566U CN201821223997.7U CN201821223997U CN208594566U CN 208594566 U CN208594566 U CN 208594566U CN 201821223997 U CN201821223997 U CN 201821223997U CN 208594566 U CN208594566 U CN 208594566U
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Abstract
The present utility model application discloses a kind of plugging device of the steel sleeve of foundation pit inside precipitation pipe well, and the top nozzle of steel sleeve is up big and down small conical opening, is embedded with circle the second ring seal steel plate on four side walls of preformed hole；Plugging device includes the anti-arch-shaped pressing plate of elasticity, anti- arch-shaped pressing plate includes the inclined connection plate of top plate and two sides, each inclined connection plate outer end is fixed with level board, top plate, inclined connection plate and level board are integrally formed, and the level board of two sides is respectively rested on two side plates opposite on the second ring seal steel plate；The conical plug for compressing conical opening is equipped with below top plate；It is through with long stripes through hole along its length on each level board, circular through hole corresponding with each long stripes through hole is through on second ring seal steel plate, each level board and the second ring seal steel plate pass through the hold-down bolt connection across corresponding long stripes through hole and circular through hole.The plugging device of the steel sleeve of precipitation pipe well is good without welding, waterproof effect inside above-mentioned foundation pit.
Description
Technical field
It is especially a kind of steel bushing of foundation pit inside precipitation pipe well the utility model relates to build underground construction technology field
The plugging device of pipe.
Background technique
During the underground construction of building, the excavation pit in the soil body is needed, and in the higher rich water of level of ground water
Multiple precipitation pipe wells are usually arranged inside foundation pit periphery and foundation pit and avoid underground water from gushing to reduce the water level of underground water for region
Enter foundation pit, to ensure the normal construction of foundation pit.In foundation pit construction, when carrying out the casting of base plate of foundation pit concrete, if not staying base
Precipitation pipe well inside hole, then gush on the underground water below base plate of foundation pit, can cause brokenly to the base plate of foundation pit concrete being newly poured
It is bad, so base plate of foundation pit cannot be disposably integrated poured, and preformed hole is left in the position of precipitation pipe well inside foundation pit,
Specific construction mode is most of concrete of the base plate of foundation pit outside first casting prepared hole, and concrete to be cast, which reaches design, to be wanted
The intensity asked, then the precipitation pipe well inside foundation pit is blocked, and the casting of preformed hole concrete is tamped.
Scheme such as Fig. 1 of precipitation pipe well is blocked in the prior art, it includes preformed hole 106 where precipitation pipe well, runs through
The pipeline body 101 of bottom of foundation ditch bed course 105 and it is shelved on the steel concentric on bottom of foundation ditch bed course 105 and with pipeline body 101
Casing 102,102 sets of steel sleeve outside pipeline body 101,102 outer wall of steel sleeve is welded with a ring shape steel plate for sealing water 103, pipe
Bottom pocket 104 is equipped at the top nozzle of road ontology 101, bottom pocket 104 includes pocket plate 107 and the hook positioned at 107 two sides of pocket plate
108, hook 108 is hooked in the top nozzle of pipeline body 101.The form of construction work specifically blocked is first to pour into steel sleeve 102
Slightly expanded concrete, then the top nozzle of steel sleeve 102 and the overhead welding of steel deck-plate 109 are fixed in preformed hole 106 in worker station,
Concrete at casting prepared hole 106 again forms complete base plate of foundation pit after preformed hole 106 tamps, that is, completes to block.
But above-mentioned technical proposal needs worker to stand pre- when having the following deficiencies: the nozzle for 1) closing steel deck-plate and steel sleeve
It boxes out interior overhead welding, and the size of preformed hole itself is not big enough, so that working space is limited, the operating condition of worker is poor, so work
It is very inconvenient that people welds operation；2) welding itself is comparatively laborious, and welding quality is affected by human factors very big, misoperation
It is easy for burn-through occur, welds bad situation, in addition overhead welding is natively inconvenient for operation, so welding quality and effect are difficult to protect
Card, is easy to happen leak；3) between the most of first pouring concrete and the rear pouring concrete for blocking preformed hole of base plate of foundation pit inevitably
It will form construction joint, there are still certain leakage hidden trouble at construction joint, waterproof effect is not ideal enough.
Utility model content
Technical problem to be solved by the utility model is to provide in a kind of foundation pit good without welding, waterproof effect
The plugging device of the steel sleeve of portion's precipitation pipe well.
The technical solution of the utility model is as follows: a kind of plugging device of the steel sleeve of foundation pit inside precipitation pipe well,
It include preformed hole where precipitation pipe well, through bottom of foundation ditch bed course pipeline body and be shelved on bottom of foundation ditch bed course and
The concentric steel sleeve with pipeline body, for steel bushing pipe sleeve outside pipeline body, steel bushing pipe outer wall is welded with the first annular sealing of a circle
Steel plate, bottom pocket is equipped at the top nozzle of pipeline body, and bottom stomacher includes pocket plate and the hook positioned at pocket plate two sides, is hooked in pipe
The top nozzle of road ontology；The top nozzle of steel sleeve is up big and down small conical opening, is embedded on four side walls of preformed hole
One the second ring seal steel plate of circle；The plugging device further include elasticity anti-arch-shaped pressing plate, anti-arch-shaped pressing plate include top plate and
The inclined connection plate of two sides, each inclined connection plate outer end are fixed with level board, above-mentioned top plate, inclined connection plate and level board one at
Type, the level board of two sides are respectively rested on two side plates opposite on the second ring seal steel plate；It is equipped with and is used for below top plate
Compress the conical plug of conical opening；Long stripes through hole is through on each level board along its length, on the second ring seal steel plate
It is through with circular through hole corresponding with each long stripes through hole, each level board and the second ring seal steel plate are passed through to be grown across corresponding
The connection of the hold-down bolt of strip through-hole and circular through hole.
Using above-mentioned apparatus, following constructing operation step can be carried out, 1) most of bottom plate coagulation outside casting prepared hole
Soil, and the second ring seal steel plate is embedded in the stencil sidewalls of preformed hole；2) level board of anti-arch-shaped pressing plate two sides is put
It sets above the second ring seal steel plate, the hold-down bolt of every side sequentially passes through long stripes through hole and circular through hole, then will pressure
The nut of tight bolt is screwed on and is not tightened, and level board is made to remain to slide along its length；3) microdilatancy is poured into steel sleeve
Concrete applies pressure to the top plate of anti-arch-shaped pressing plate, extends out the level board of top plate two sides, and make the taper below top plate
Plug declines and compresses the conical opening on steel sleeve top, realizes the quick blocking of steel sleeve；4) after conical plug compresses conical opening, position
Hold-down bolt is screwed on rapidly with nut in the worker on the level board of two sides, realizes the fixation of level board horizontal position, Jin Ershi
The now fixation of anti-arch-shaped pressing plate height；5) concrete in casting prepared hole, tamps preformed hole, has been formed after preformed hole is tamped
Whole foundation pit concrete floor is completed to block.
The plugging device of the steel sleeve of precipitation pipe well compared with prior art, has following aobvious inside the utility model foundation pit
Write advantages and beneficial effects: when 1) blocking steel sleeve, worker does not need to stand to weld in the overhead position in narrow preformed hole, it is only necessary to worker's hand
The dynamic top plate for pushing anti-arch-shaped pressing plate realizes the fast sealing of steel sleeve, then tightens compression so that conical plug compresses conical opening
The positioning of anti-arch-shaped pressing plate can be realized in bolt, guarantees that steel sleeve blocks securely, will not reserve gap or hole or even worker can
It is operated on anti-arch-shaped pressing plate with station, so manual operation is convenient and simple, good without welding, closure quality height, waterproof effect；
2) the second ring seal steel plate of a pre-buried circle on preformed hole side wall, strengthens and applies between first pouring concrete and rear pouring concrete
The waterproof of work seam, so that waterproof effect is more preferable；Rareer, the second ring seal steel plate is in addition to playing reinforcement waterproof action
Outside, and stress support is played the role of to anti-arch-shaped pressing plate in the inboard portion of the second ring seal steel plate, by anti-arch-shaped pressing plate
On the pressure dissipation of application to entire second ring seal steel plate, so that the second ring seal steel plate is more uniformly stressed, it is convenient for
Worker pushes；3) since the length of anti-arch-shaped pressing plate is greater than the span in the direction square hole x in the second ring seal steel plate, anti-arch pressure
The width of plate less than the direction square hole y in the second ring seal steel plate span, so the anti-arch-shaped pressing plate of impaction state and second
There are gaps in ring seal steel plate width direction, and when being poured concrete in this way into preformed hole, concrete can pour into anti-arch pressure
Below plate, so that anti-arch-shaped pressing plate can be poured concrete up and down, finally downcomer well is blocked completely.
Preferably, pre-buried there are two steel corbel in the opposite two side walls of preformed hole, the second ring seal steel plate is shelved on
On steel corbel, two steel corbels are located at the underface of two level boards.Second ring seal steel plate is supported using steel corbel, it can
The stability for increasing by the second ring seal steel plate, when pushing anti-arch-shaped pressing plate, steel corbel can make the second ring seal steel plate more
The pressure for bearing anti-arch-shaped pressing plate well guarantees the safety of operator on anti-arch-shaped pressing plate without being pressed down.
It is further preferred that each steel corbel includes two vertical Le plates and a lateral partitions, the vertical top for strangling plate
It is welded and fixed with lateral partitions.Make the intensity of steel corbel higher in this way, materials more save.
Preferably, top board undersurface is fixed with rubber cushion blocks, and the top surface of rubber cushion blocks bottom surface and conical plug is fixed.In top plate and
Rubber cushion blocks are added between conical plug, can increase elasticity when pushing anti-arch-shaped pressing plate, and such conical plug stoppers close when conical opening
Envelope property is more preferable, so that the plugging effect of steel sleeve is more preferable.
Detailed description of the invention
Fig. 1 is the cross-sectional view of the plugging device of the steel sleeve of precipitation pipe well inside prior art foundation pit.
The plugging device of the steel sleeve of precipitation pipe well does not have the cross-sectional view of pressed status inside Fig. 2 the utility model foundation pit.
The cross-sectional view of the plugging device impaction state of the steel sleeve of precipitation pipe well inside Fig. 3 the utility model foundation pit
The top view of the plugging device impaction state of the steel sleeve of precipitation pipe well inside Fig. 4 the utility model foundation pit.
As shown in the figure
Components 101, the pipeline body of the plugging device of the steel sleeve of precipitation pipe well, 102, steel inside prior art foundation pit
Casing, 103, ring seal steel plate, 104, bottom pocket, 105, bed course, 106, preformed hole, 107, pocket plate, 108, hook, 109, steel lid
Plate；
Components 1, the pipeline body of the plugging device of the steel sleeve of precipitation pipe well, 2, steel bushing inside the utility model foundation pit
Pipe, 2.1, conical opening, 2.2, coil of strip side, 3, first annular steel plate for sealing water, 4, bottom pocket, 4.1, pocket plate, 4.2, hook, 5, bed course,
6, preformed hole, 7, steel corbel, the 8, second ring seal steel plate, 8.1, circular through hole, 9, anti-arch-shaped pressing plate, 9.1, top plate, 9.2,
Inclined connection plate, 9.3, level board, 9.4, long stripes through hole, 10, conical plug, 11, rubber cushion blocks, 12, hold-down bolt.
Specific embodiment
The utility model is described in further details with specific embodiment below, but the utility model be not only limited to
Lower specific embodiment.
Embodiment provided below is not the range that is covered to limit the utility model, and described step is not yet
It is to execute sequence to limit its.Those skilled in the art, which do the utility model in conjunction with existing common knowledge, obviously to be changed
Into also falling within the protection scope of the requires of the utility model.
As shown in Figure 2 to 4, the plugging device of the steel sleeve of a kind of foundation pit inside precipitation pipe well, it includes precipitation pipe well
The preformed hole 6 at place, through bottom of foundation ditch bed course 5 pipeline body 1 and be shelved on bottom of foundation ditch bed course 5 and and pipeline body
1 concentric steel sleeve 2,2 sets of steel sleeve outside pipeline body 1,2 outer wall of steel sleeve is welded with the first annular steel plate for sealing water 3 of a circle,
Bottom pocket 4 is equipped at the top nozzle of pipeline body 1, bottom pocket 4 includes pocket plate 4.1 and the hook 4.2 positioned at 4.1 two sides of pocket plate, is hung
Hook 4.2 is hooked in the top nozzle of pipeline body 1.
The top nozzle of steel sleeve 2 is up big and down small conical opening 2.1, is embedded with a circle on four side walls of preformed hole 6
Second ring seal steel plate 8, pre-buried in opposite (namely non-conterminous) two side walls of preformed hole 6 there are two steel corbels 7, each
Steel corbel 7 includes two vertical Le plates and a lateral partitions, and the vertical top for strangling plate is welded and fixed with lateral partitions；Second ring
Shape steel plate for sealing water 8 is shelved on steel corbel 7, and two steel corbels 7 are located at the underface of two level boards 9.3.
The plugging device further includes the anti-arch-shaped pressing plate 9 of elasticity, and anti-arch-shaped pressing plate 9 includes the oblique of top plate 9.1 and two sides
Connecting plate 9.2, each 9.2 outer end of inclined connection plate are fixed with level board 9.3, above-mentioned top plate 9.1, inclined connection plate 9.2 and level
Plate 9.3 is integrally formed, i.e. left side level board 9.3, left side inclined connection plate 9.2, top plate 9.1, right side inclined connection plate 9.2, right side water
Plate 9.3 is sequentially connected and is integrally formed；The level board 9.3 of two sides is respectively rested on opposite on the second ring seal steel plate 8
On two side plates, two opposite side plates refer to that the two side plates are non-conterminous on the second ring seal steel plate 8.Anti- arch-shaped pressing plate 9
Length be greater than the span in the direction square hole x in the second ring seal steel plate 8, the width of anti-arch-shaped pressing plate 9 stops less than the second annular
The span in the direction square hole y in water steel plate 8.
The conical plug 10 for compressing conical opening 2.1, the taper and conical opening 2.1 of conical plug 10 are equipped with below top plate 9.1
Taper match, and 9.1 bottom surface of top plate is fixed with the rubber cushion blocks 11 of hard, the top of rubber cushion blocks 11 bottom surface and conical plug 10
Face is fixed.Rubber cushion blocks 11 can be set 1, also can be set 2~10, is bonded between adjacent rubber cushion blocks 11, in this way
Set several rubber cushion blocks 11 plays the role of certain altitude adjusting to top plate 9.1 more.Can also top plate 9.1 directly below it is fixed with
The corresponding conical plug 10 of conical opening 2.1, as long as push anti-arch-shaped pressing plate 9, conical plug 10 can stopper i.e. with conical opening 2.1
It can.
Long stripes through hole 9.4 along its length, the second ring are through on two level boards 9.3 of anti-arch-shaped pressing plate 9
Circular through hole 8.1 corresponding with each long stripes through hole 9.4, each level board 9.3 and the second ring are through on shape steel plate for sealing water 8
Shape steel plate for sealing water 8 across the hold-down bolt 12 of corresponding long stripes through hole 9.4 and circular through hole 8.1 through connecting；Wherein, hold-down bolt
12 be friction-type connection high-strength bolt, each long stripes through hole 9.4 can 1~3 hold-down bolt 12 of corresponding setting, it is round to lead to
The quantity in hole 8.1 is identical as the quantity of hold-down bolt 12, the corresponding circular through hole 8.1 of each long stripes through hole 9.4 of the present embodiment
And hold-down bolt 12 is preferably 2.
Preferably finally, as one kind, conical plug 10 is rubber mass, has certain elasticity, and can be set on conical opening 2.1
There is the coil of strip side 2.2 of circle elasticity, after conical plug 10 fills in conical opening 2.1, fixed by 2.2 left-hand thread of coil of strip side, such design,
So that conical plug 10 is further reinforced, waterproofing and leakage-stopping effect is more preferable.
Claims (4)
1. the plugging device of the steel sleeve of precipitation pipe well inside a kind of foundation pit, it includes preformed hole (6) where precipitation pipe well, passes through
It wears the pipeline body (1) of bottom of foundation ditch bed course (5) and is shelved on bottom of foundation ditch bed course (5) and concentric with pipeline body (1)
Steel sleeve (2), steel sleeve (2) cover pipeline body (1) outside, steel sleeve (2) outer wall is welded with the first annular steel plate for sealing water of a circle
(3), the top nozzle of pipeline body (1) is equipped with bottom pocket (4), and bottom pocket (4) includes the hook (4.2) of pocket plate (4.1) and two sides, hangs
Hook (4.2) is hooked in the top nozzle of pipeline body (1), which is characterized in that
The top nozzle of steel sleeve (2) is up big and down small conical opening (2.1), is embedded with one on four side walls of preformed hole (6)
Enclose the second ring seal steel plate (8)；The plugging device further includes the anti-arch-shaped pressing plate (9) of elasticity, and anti-arch-shaped pressing plate (9) includes
Top plate (9.1) and the inclined connection plate (9.2) of two sides, each inclined connection plate (9.2) outer end is fixed with level board (9.3), above-mentioned
Top plate (9.1), inclined connection plate (9.2) and level board (9.3) are integrally formed, and the level board (9.3) of two sides is respectively rested on second
On ring seal steel plate (8) on two opposite side plates；The taper for compressing conical opening (2.1) is equipped with below top plate (9.1)
It fills in (10)；It is through with along its length long stripes through hole (9.4) on each level board (9.3), on the second ring seal steel plate (8)
It is through with circular through hole (8.1) corresponding with each long stripes through hole (9.4), each level board (9.3) and the second ring seal
Steel plate (8) is through hold-down bolt (12) connection across corresponding long stripes through hole (9.4) and circular through hole (8.1).
2. the plugging device of the steel sleeve of precipitation pipe well inside foundation pit according to claim 1, which is characterized in that preformed hole
(6) pre-buried there are two steel corbel (7) in opposite two side walls, the second ring seal steel plate (8) is shelved on steel corbel (7),
Two steel corbels (7) are located at the underface of two level boards (9.3).
3. the plugging device of the steel sleeve of precipitation pipe well inside foundation pit according to claim 2, which is characterized in that Mei Gegang
Bracket (7) includes two vertical Le plates and a lateral partitions, and the vertical top for strangling plate is welded and fixed with lateral partitions.
4. the plugging device of the steel sleeve of precipitation pipe well inside foundation pit according to claim 1, which is characterized in that top plate
(9.1) bottom surface is fixed with rubber cushion blocks (11), and rubber cushion blocks (11) bottom surface and the top surface of conical plug (10) are fixed.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821223997.7U CN208594566U (en) | 2018-07-31 | 2018-07-31 | The plugging device of the steel sleeve of precipitation pipe well inside foundation pit |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201821223997.7U CN208594566U (en) | 2018-07-31 | 2018-07-31 | The plugging device of the steel sleeve of precipitation pipe well inside foundation pit |
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| CN208594566U true CN208594566U (en) | 2019-03-12 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109914451A (en) * | 2019-04-03 | 2019-06-21 | 中国十九冶集团有限公司 | plugging method for process micro-leakage double-wall steel cofferdam |
-
2018
- 2018-07-31 CN CN201821223997.7U patent/CN208594566U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109914451A (en) * | 2019-04-03 | 2019-06-21 | 中国十九冶集团有限公司 | plugging method for process micro-leakage double-wall steel cofferdam |
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