CN206495224U - A kind of foundation pit of elevator shaft dewatering process structure - Google Patents
A kind of foundation pit of elevator shaft dewatering process structure Download PDFInfo
- Publication number
- CN206495224U CN206495224U CN201720182378.7U CN201720182378U CN206495224U CN 206495224 U CN206495224 U CN 206495224U CN 201720182378 U CN201720182378 U CN 201720182378U CN 206495224 U CN206495224 U CN 206495224U
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- Prior art keywords
- immersible pump
- reinforcement cage
- conduit
- hole
- steel reinforcement
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Abstract
The utility model is related to foundation drainage field, specifically a kind of foundation pit of elevator shaft dewatering process structure, including immersible pump, steel reinforcement cage, elevator catch pit, immersible pump places hole, drainage layer, waterproof layer, drainpipe, steel plate for sealing water and conduit, elevator catch pit bottom is the drainage layer by stone place mat, drainage layer one layer of waterproof layer of top laying, the lower section of drainage layer digs immersible pump and places hole, immersible pump places embedded steel reinforcement cage in hole, immersible pump is placed with steel reinforcement cage, immersible pump is connected with drainpipe, conduit is disposed vertically and bottom is connected with steel reinforcement cage, drainpipe one end is connected with immersible pump, through catheter center, the other end is located at outside elevator catch pit, steel plate for sealing water is fixed on conduit；Simple and reliable the utility model has the advantage of constructing, overall time input cost is smaller, and good economy performance, the engineering time is short, restricts small to the duration, it is easy to popularization and application.
Description
Technical field
The utility model is related to foundation drainage field, specifically a kind of foundation pit of elevator shaft dewatering process structure.
Background technology
Basic waterproof and reinforcement foundation colligation construction period, it is not allow for underground water and flows into basis, the basic work of influence
The construction quality of journey and the realization of duration node destination, especially the excavation water yield of foundation pit of elevator shaft are big, before influence project
The key factor of phase construction speed realization of goal.
The elevator pit projected depth of building is typically deeper than basic big face, so elevator pit substrate is pressed by water
Power causes the prominent likelihood ratio architecture basics for gushing destruction big, typically has two methods to foundation pit of elevator shaft periphery in existing construction
The method for setting Dewatering by pressure reduction well to carry out pumping relief, using well-point dewatering method and catch pit precipitation method, but both approaches are general
Store-through disposably puts into larger, and economy is bad, and the cumbersome used time is longer, and the restriction to the duration is larger.
Utility model content
For prior art water discharge method and it is complicated the shortcomings of, the utility model provides a kind of foundation pit of elevator shaft precipitation
Process structure, by burying immersible pump in foundation pit of elevator shaft come precipitation, good economy performance and the used time is short, effect solve well it is existing
Problem present in technology.
The utility model is achieved through the following technical solutions：A kind of foundation pit of elevator shaft dewatering process structure, including
Immersible pump, steel reinforcement cage, elevator catch pit, immersible pump place hole, drainage layer, waterproof layer, drainpipe, steel plate for sealing water and conduit,
Elevator catch pit bottom is the drainage layer by stone place mat, and one layer of waterproof layer is laid in drainage layer top, and the lower section of drainage layer is dug
If immersible pump places hole, immersible pump, which is placed, is placed with immersible pump in embedded steel reinforcement cage, steel reinforcement cage in hole, immersible pump connects with drainpipe
Connect, conduit is disposed vertically and bottom is connected with steel reinforcement cage, drainpipe one end is connected with immersible pump, through catheter center, the other end
Outside elevator catch pit, steel plate for sealing water is fixed on conduit.
Further, the elevator catch pit is shaped as the narrow inverted trapezoidal in the wide lower end in upper end.
Further, the immersible pump places the lower section that hole is located at one angle of drainage layer, its be shaped as a rectangle hole,
The deep vertical placing height for being more than selected immersible pump in hole.
Further, the filter water layer thickness 10cm-30cm, is all formed by stone place mat.
Further, the hole length of side on the steel reinforcement cage is less than or equal to 20mm, and steel reinforcement cage places the four of hole with immersible pump
Stone is filled between week.
Further, the steel plate for sealing water quantity is at least one and at least one top for being located at waterproof layer and and waterproof
Layer is closely linked, and steel plate for sealing water is made up of two blocks of semicircular ring steel plates.
Further, the conduit selects seamless steel pipe, and conduit bottom is connected with steel reinforcement cage, and top is welded with ring flange.
The beneficial effects of the utility model are：
(1) a kind of foundation pit of elevator shaft dewatering process structure described in the utility model, elevator catch pit into inverted trapezoidal,
The dell of an immersible pump size is dug at one jiao of elevator catch pit, the construction compared to well-points dewatering is simpler, the time is also more
Plus it is short.
(2) a kind of foundation pit of elevator shaft dewatering process structure described in the utility model, conduit is embedded in concrete raft plate base
In plinth, steel plate for sealing water is welded in buried conduit centre position, effectively prevents underground water from being seeped water upwards by conduit outer wall；Lead
Tube top end welding flange, convenient constructed in base concrete completes and reached and conduit blocked after some strength.
(3) a kind of foundation pit of elevator shaft dewatering process structure described in the utility model, the hole length of side of steel reinforcement cage is less than etc.
In 20mm, effectively prevent stone from destroying immersible pump, it is ensured that the normal work of immersible pump.
(4) a kind of foundation pit of elevator shaft dewatering process structure described in the utility model, drainage layer can more preferable concentration filter
Water, waterproof layer effectively prevents water up seepage, and water is concentrated in dell.
In a word, a kind of foundation pit of elevator shaft dewatering process structure described in the utility model has simple and reliable, entirety of constructing
Disposable input cost is smaller, and good economy performance, the engineering time is short, restricts small to the duration, it is easy to popularization and application.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
In figure：1st, immersible pump places hole, and 2, immersible pump, 3, steel reinforcement cage, 4, waterproof layer, 5, conduit, 6, steel plate for sealing water, 7, row
Water pipe, 8, drainage layer, 9, elevator catch pit, 10, ring flange.
Embodiment
The utility model is further illustrated below in conjunction with the accompanying drawings.
A kind of foundation pit of elevator shaft dewatering process structure, including immersible pump 2, steel reinforcement cage 3, elevator catch pit 9, immersible pump are put
Hole 1, drainage layer 8, waterproof layer 4, drainpipe 7, steel plate for sealing water 6 and conduit 5 are put, elevator catch pit bottom is by stone place mat
Drainage layer, drainage layer one layer of waterproof layer of top laying, the lower section of drainage layer digs immersible pump and places hole, and immersible pump is placed to be buried in hole
If steel reinforcement cage, immersible pump is placed with steel reinforcement cage, immersible pump is connected with drainpipe, conduit is disposed vertically and bottom connects with steel reinforcement cage
Connect, drainpipe one end is connected with immersible pump, through catheter center, the other end is located at outside elevator catch pit, and steel plate for sealing water is solid
It is scheduled on conduit.
Further, the elevator catch pit is shaped as the narrow inverted trapezoidal in the wide lower end in upper end.
Further, the immersible pump places the lower section that hole is located at one angle of drainage layer, its be shaped as a rectangle hole,
The deep vertical placing height for being more than selected immersible pump in hole.
Further, the filter water layer thickness 10cm-30cm, is all formed by stone place mat.
Further, the hole length of side on the steel reinforcement cage is less than or equal to 20mm, and steel reinforcement cage places the four of hole with immersible pump
Stone is filled between week.
Further, the steel plate for sealing water quantity is at least one and at least one top for being located at waterproof layer and and waterproof
Layer is closely linked, and steel plate for sealing water is made up of two blocks of semicircular ring steel plates, and conduit is embedded in concrete raft foundation, buried
Steel plate for sealing water is welded in conduit centre position, effectively prevents underground water from being seeped water upwards by conduit outer wall.
Further, the conduit selects seamless steel pipe, and conduit bottom is connected with steel reinforcement cage, and top is welded with ring flange
10, the effect of ring flange is to construct to complete and reach and seal conduit after some strength in base concrete for convenience
It is stifled, disposably to be filled and vibration compacting with the concrete with same label outside conduit in conduit before closure, Zhi Houyong
Ring flange is linked together and shut by bolt, is brushed one times again with polyurethane painting outside flange-interface and is prevented infiltration, influenceed
Construction quality.
Specifically the construction procedure of foundation pit of elevator shaft Precipitation Structure is：In foundation pit of elevator shaft on the basis of original designed elevation again
The thickness of drainage layer is dug out downwards, and part backfill of backbreaking, backfill use uniform stone to do drainage for packing material layer to be drawn
Water, drainage layer above lay one layer of waterproof layer, then from a corner in elevator catch pit tap the latent power downwards water pump place
Hole, immersible pump is placed in the size of the size slightly larger than selected immersible pump in hole, hole and sets steel reinforcement cage, wherein embedding one is dived under water
Pump, immersible pump is connected with drainpipe, and water pump precipitation is uninterrupted in foundation ditch during continuing outside draining, foundation construction, waits basis anti-
Water and raft board concrete are blocked to conduit again after the completion of pouring, and are used after immersible pump is taken out before closure, whole Precipitation Structure
The realization of foundation construction node duration can effectively be ensured.
It should be pointed out that for those skilled in the art, before the utility model principle is not departed from
Put, some improvement can also be made, these improvement also should be regarded as protection domain of the present utility model；It is unknown in present embodiment
True each part can use prior art to be realized.
Claims (7)
1. a kind of foundation pit of elevator shaft dewatering process structure, it is characterised in that catchmented including immersible pump (2), steel reinforcement cage (3), elevator
Cheat (9), immersible pump and place hole (1), drainage layer (8), waterproof layer (4), drainpipe (7), steel plate for sealing water (6) and conduit (5), elevator
Well catch pit (9) bottom is one layer of waterproof layer (4) of laying above the drainage layer (8) by stone place mat, drainage layer (8), drainage layer
(8) immersible pump is dug below and places hole (1), immersible pump is placed to bury in hole (1) and is placed with steel reinforcement cage (3), steel reinforcement cage (3)
Immersible pump (2), immersible pump (2) is connected with drainpipe (7), and conduit (5) is disposed vertically and bottom is connected with steel reinforcement cage (3), draining
Pipe (7) one end is connected with immersible pump (2), through conduit (5) center, and the other end is located at outside elevator catch pit (9), water-stopping steel
Plate (6) is fixed on conduit (5).
2. a kind of foundation pit of elevator shaft dewatering process structure according to claim 1, it is characterised in that elevator catch pit (9)
Be shaped as the narrow inverted trapezoidal in the wide lower end in upper end.
3. a kind of foundation pit of elevator shaft dewatering process structure according to claim 1, it is characterised in that immersible pump places hole (1)
Lower section positioned at (8) angle of drainage layer, it is shaped as the hole of a rectangle, deep the vertical of selected immersible pump (2) that be more than in hole and put
Put height.
4. a kind of foundation pit of elevator shaft dewatering process structure according to claim 1, it is characterised in that drainage layer (8) thickness
10cm-30cm, is all formed by stone place mat.
5. a kind of foundation pit of elevator shaft dewatering process structure according to claim 1, it is characterised in that the hole on steel reinforcement cage (3)
The gap length of side is less than or equal to 20mm, and steel reinforcement cage (3) and immersible pump fill stone between placing the surrounding in hole (1).
6. a kind of foundation pit of elevator shaft dewatering process structure according to claim 1, it is characterised in that steel plate for sealing water (6) quantity
At least one and at least one is located at the top of waterproof layer (4) and closely linked with waterproof layer (4), steel plate for sealing water (6) is by two
Block semicircular ring steel plate is constituted.
7. a kind of foundation pit of elevator shaft dewatering process structure according to claim 1, it is characterised in that conduit (5) is from seamless
Steel pipe, conduit (5) bottom is connected with steel reinforcement cage (3), and top is welded with ring flange (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720182378.7U CN206495224U (en) | 2017-02-27 | 2017-02-27 | A kind of foundation pit of elevator shaft dewatering process structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720182378.7U CN206495224U (en) | 2017-02-27 | 2017-02-27 | A kind of foundation pit of elevator shaft dewatering process structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206495224U true CN206495224U (en) | 2017-09-15 |
Family
ID=59805926
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720182378.7U Expired - Fee Related CN206495224U (en) | 2017-02-27 | 2017-02-27 | A kind of foundation pit of elevator shaft dewatering process structure |
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| CN (1) | CN206495224U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107956680A (en) * | 2017-12-06 | 2018-04-24 | 广东科筑建设管理有限公司 | Prevent the soaked system of elevator and its control method |
| CN109736337A (en) * | 2019-02-22 | 2019-05-10 | 宁蔚蔚 | A kind of substrate elevator catch pit drift sand processing guarantees the dewatering device and method of bed course integrality |
| CN110144917A (en) * | 2019-05-16 | 2019-08-20 | 中国水利水电第五工程局有限公司 | A kind of portable anti-filter device of unfavorable geology and its application method |
-
2017
- 2017-02-27 CN CN201720182378.7U patent/CN206495224U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107956680A (en) * | 2017-12-06 | 2018-04-24 | 广东科筑建设管理有限公司 | Prevent the soaked system of elevator and its control method |
| CN109736337A (en) * | 2019-02-22 | 2019-05-10 | 宁蔚蔚 | A kind of substrate elevator catch pit drift sand processing guarantees the dewatering device and method of bed course integrality |
| CN110144917A (en) * | 2019-05-16 | 2019-08-20 | 中国水利水电第五工程局有限公司 | A kind of portable anti-filter device of unfavorable geology and its application method |
| CN110144917B (en) * | 2019-05-16 | 2024-02-20 | 中国水利水电第五工程局有限公司 | Portable reverse filtering device for bad geology and use method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Fan Zhiqiang Inventor after: Du Shuhai Inventor after: Gao Jie Inventor after: Li Wenzhen Inventor after: Sun Yongsheng Inventor before: Fan Zhiqiang Inventor before: Du Shuhai Inventor before: Gao Jie Inventor before: Li Wenzhen Inventor before: Sun Yong |
|
| CB03 | Change of inventor or designer information | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170915 Termination date: 20210227 |
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| CF01 | Termination of patent right due to non-payment of annual fee |