CN203924083U - Cushion cap excavation of foundation pit well-points dewatering device - Google Patents
Cushion cap excavation of foundation pit well-points dewatering device Download PDFInfo
- Publication number
- CN203924083U CN203924083U CN201420349065.2U CN201420349065U CN203924083U CN 203924083 U CN203924083 U CN 203924083U CN 201420349065 U CN201420349065 U CN 201420349065U CN 203924083 U CN203924083 U CN 203924083U
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- CN
- China
- Prior art keywords
- well
- cushion cap
- dewatering device
- point pipe
- points dewatering
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The utility model relates to the area excavation of foundation pit well-points dewatering of a kind of Soft Soil Layer.A kind of cushion cap excavation of foundation pit well-points dewatering device, comprise cushion cap foundation ditch and the well-points dewatering device that is arranged on cushion cap foundation ditch surrounding, described well-points dewatering device comprises the uniform well-point pipe that is arranged on cushion cap foundation ditch surrounding, be arranged on the bridge piece of each well-point pipe upper end, be communicated with the water header of all bridge pieces, and the suction pump being communicated with water header, each described well-point pipe place is provided with sump, all sumps are communicated with by groove, and be communicated with reservoir by groove, in reservoir, be provided with suction pump, the bottom of described well-point pipe is provided with bulk sand stone layer, a side at cushion cap foundation ditch is provided with import and export.The utility model is saved construction cost, can continue to ensure that construction site continues dry state, has ensured construction speed and construction safety.
Description
Technical field
The utility model relates to the area excavation of foundation pit well-points dewatering of a kind of Soft Soil Layer, is specifically related to a kind of cushion cap excavation of foundation pit well-points dewatering device.
Background technology
For Soft Soil Layer or area of heavy rainfull, because its groundwater table is more shallow, at the foundation ditch that carries out high-rise building or high-bearing pilum ground, in work progress, need to carry out the control of groundwater table, effectively control the quality under underground foundation ditch, prevent that the appearance of follow-up construction from rousing the phenomenons such as the end.
Utility model content
The purpose of this utility model is the problem and shortage for above-mentioned existence, and a kind of cushion cap excavation of foundation pit well-points dewatering device at Soft Soil Layer excavation pit good stability is provided.
For achieving the above object, the technical scheme of taking is:
A kind of cushion cap excavation of foundation pit well-points dewatering device, comprise cushion cap foundation ditch and the well-points dewatering device that is arranged on cushion cap foundation ditch surrounding, described well-points dewatering device comprises the uniform well-point pipe that is arranged on cushion cap foundation ditch surrounding, be arranged on the bridge piece of each well-point pipe upper end, be communicated with the water header of all bridge pieces, and the suction pump being communicated with water header, each described well-point pipe place is provided with sump, all sumps are communicated with by groove, and be communicated with reservoir by groove, in reservoir, be provided with suction pump, the bottom of described well-point pipe is provided with bulk sand stone layer, a side at cushion cap foundation ditch is provided with import and export.
Described sump bottom adopts layer of concrete or clay layer, prevent from catchmenting along under well-point pipe, ooze or air along under well-point pipe thoroughly.
On each described bridge piece, be provided with water-control valve, for controlling pump-out, prevent that a large amount of sand grains is drawn out of.
Described well-point pipe bottom connection is provided with one section of filter pipe.
Adopt technique scheme, obtained beneficial effect is:
The utility model is by rational design well-points dewatering device, can effectively improve the stability of Soft Soil Layer excavation pit, compare the process such as steel sheet pile, open caisson, save construction cost, can continue to ensure that construction site continues dry state, ensure construction speed and construction safety.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 be in Fig. 1 A-A to structural representation.
Sequence number in figure: 1 is that cushion cap foundation ditch, 2 is that well-point pipe, 3 is that bridge piece, 4 is that water header, 5 is that suction pump, 6 is that sump, 7 is that groove, 8 is that reservoir, 9 is that sand stone layer, 10 is that import and export, 11 are that water-control valve, 12 is filter pipe.
Detailed description of the invention
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is elaborated.
Referring to Fig. 1, Fig. 2, a kind of cushion cap excavation of foundation pit of the utility model well-points dewatering device, comprise cushion cap foundation ditch 1 and the well-points dewatering device that is arranged on cushion cap foundation ditch 1 surrounding, described well-points dewatering device comprises the uniform well-point pipe 2 that is arranged on cushion cap foundation ditch 1 surrounding, be arranged on the bridge piece 3 of each well-point pipe 2 upper ends, be communicated with the water header 4 of all bridge pieces 3, and the suction pump 5 being communicated with water header 4, each described well-point pipe 2 places are provided with sump 6, all sumps 6 are communicated with by groove 7, and be connected with reservoir 8 by groove 7, in reservoir 8, be provided with suction pump 5, the bottom of described well-point pipe 2 is provided with bulk sand stone layer 9, be provided with and import and export 10 in a side of cushion cap foundation ditch 1.
Described sump 6 bottoms adopt layer of concrete or clay layers, prevent from catchmenting along under well-point pipe, ooze or air along under well-point pipe thoroughly.
On each described bridge piece 3, be provided with water-control valve 11, for controlling pump-out, prevent that a large amount of sand grains is drawn out of, described well-point pipe 2 bottoms connections are provided with one section of filter pipe 12.
The utility model is by rational design well-points dewatering device, can effectively improve the stability of Soft Soil Layer excavation pit, compare the process such as steel sheet pile, open caisson, save construction cost, can continue to ensure that construction site continues dry state, ensure construction speed and construction safety.
Claims (4)
1. a cushion cap excavation of foundation pit well-points dewatering device, comprise cushion cap foundation ditch and the well-points dewatering device that is arranged on cushion cap foundation ditch surrounding, it is characterized in that, described well-points dewatering device comprises the uniform well-point pipe that is arranged on cushion cap foundation ditch surrounding, be arranged on the bridge piece of each well-point pipe upper end, be communicated with the water header of all bridge pieces, and the suction pump being communicated with water header, each described well-point pipe place is provided with sump, all sumps are communicated with by groove, and be communicated with reservoir by groove, in reservoir, be provided with suction pump, the bottom of described well-point pipe is provided with bulk sand stone layer, a side at cushion cap foundation ditch is provided with import and export.
2. cushion cap excavation of foundation pit well-points dewatering device according to claim 1, is characterized in that, described sump bottom adopts layer of concrete or clay layer, prevent from catchmenting along under well-point pipe, ooze or air along under well-point pipe thoroughly.
3. cushion cap excavation of foundation pit well-points dewatering device according to claim 1, is characterized in that, on each described bridge piece, is provided with water-control valve, for controlling pump-out, prevents that a large amount of sand grains is drawn out of.
4. cushion cap excavation of foundation pit well-points dewatering device according to claim 1, is characterized in that, described well-point pipe bottom connection is provided with one section of filter pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420349065.2U CN203924083U (en) | 2014-06-27 | 2014-06-27 | Cushion cap excavation of foundation pit well-points dewatering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420349065.2U CN203924083U (en) | 2014-06-27 | 2014-06-27 | Cushion cap excavation of foundation pit well-points dewatering device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203924083U true CN203924083U (en) | 2014-11-05 |
Family
ID=51819937
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420349065.2U Expired - Fee Related CN203924083U (en) | 2014-06-27 | 2014-06-27 | Cushion cap excavation of foundation pit well-points dewatering device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203924083U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105064384A (en) * | 2015-09-07 | 2015-11-18 | 山西省工业设备安装有限公司 | Vacuum tube well precipitation system under special geological conditions |
| CN106498961A (en) * | 2016-11-28 | 2017-03-15 | 中铁大桥局集团第工程有限公司 | It is provided with the Yield rainfall relation system and its Yield rainfall relation method of detachable header tank |
| CN107130622A (en) * | 2017-05-31 | 2017-09-05 | 中铁二十局集团第六工程有限公司 | Pool Bridge cushion cap foundation ditch subregion vacuum precipitation system and precipitation method |
| CN107916674A (en) * | 2017-12-07 | 2018-04-17 | 中冶天工集团有限公司 | A kind of shallow foundation cheats dewatering device |
| CN108385706A (en) * | 2018-02-09 | 2018-08-10 | 温州嘉成工程项目管理有限公司 | A kind of well-points dewatering and drainage arrangement for deep basal pit |
| CN109736340A (en) * | 2019-02-22 | 2019-05-10 | 宁蔚蔚 | A kind of sole plate reserves the dewatering device and method of dewatering well guarantee bed course integrality |
| 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 |
-
2014
- 2014-06-27 CN CN201420349065.2U patent/CN203924083U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105064384A (en) * | 2015-09-07 | 2015-11-18 | 山西省工业设备安装有限公司 | Vacuum tube well precipitation system under special geological conditions |
| CN105064384B (en) * | 2015-09-07 | 2019-09-27 | 山西省工业设备安装集团有限公司 | Vacuum tube well precipitation system |
| CN106498961A (en) * | 2016-11-28 | 2017-03-15 | 中铁大桥局集团第工程有限公司 | It is provided with the Yield rainfall relation system and its Yield rainfall relation method of detachable header tank |
| CN106498961B (en) * | 2016-11-28 | 2018-11-23 | 中铁大桥局集团第一工程有限公司 | Yield rainfall relation system and its Yield rainfall relation method equipped with detachable header tank |
| CN107130622A (en) * | 2017-05-31 | 2017-09-05 | 中铁二十局集团第六工程有限公司 | Pool Bridge cushion cap foundation ditch subregion vacuum precipitation system and precipitation method |
| CN107916674A (en) * | 2017-12-07 | 2018-04-17 | 中冶天工集团有限公司 | A kind of shallow foundation cheats dewatering device |
| CN108385706A (en) * | 2018-02-09 | 2018-08-10 | 温州嘉成工程项目管理有限公司 | A kind of well-points dewatering and drainage arrangement for deep basal pit |
| CN108385706B (en) * | 2018-02-09 | 2020-04-07 | 温州嘉成工程项目管理有限公司 | Well point dewatering and drainage device for deep foundation pit |
| CN109736340A (en) * | 2019-02-22 | 2019-05-10 | 宁蔚蔚 | A kind of sole plate reserves the dewatering device and method of dewatering well guarantee bed course integrality |
| 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 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 300384 the Binhai New Area of Tianjin Huayuan Industrial Zone Rong Yuan Road No. 2 4-2101 Patentee after: China Construction Municipal Construction Group Co., Ltd. Address before: 300384 Tianjin city Nankai District Huayuan Industrial Zone Rong Yuan Road No. 2 4-2101 Patentee before: Sinohydro Tianjin Engineering Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141105 Termination date: 20200627 |