CN113982008B - Foundation pit excavation dewatering device - Google Patents
Foundation pit excavation dewatering device Download PDFInfo
- Publication number
- CN113982008B CN113982008B CN202111181511.4A CN202111181511A CN113982008B CN 113982008 B CN113982008 B CN 113982008B CN 202111181511 A CN202111181511 A CN 202111181511A CN 113982008 B CN113982008 B CN 113982008B
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- CN
- China
- Prior art keywords
- base pipe
- rotating shaft
- fixed plate
- filtering
- plate
- 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.)
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- 238000009412 basement excavation Methods 0.000 title claims abstract description 20
- 238000001914 filtration Methods 0.000 claims abstract description 45
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 31
- 238000004804 winding Methods 0.000 claims abstract description 13
- 206010044048 Tooth missing Diseases 0.000 claims description 17
- 239000011148 porous material Substances 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 10
- 239000012535 impurity Substances 0.000 abstract description 5
- 238000004140 cleaning Methods 0.000 abstract description 3
- 238000009435 building construction Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000007790 scraping Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 230000003111 delayed effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
Images
Classifications
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/50—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/62—Regenerating the filter material in the filter
- B01D29/64—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element
- B01D29/6469—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element scrapers
- B01D29/6476—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element scrapers with a rotary movement with respect to the filtering element
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/96—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor in which the filtering elements are moved between filtering operations; Particular measures for removing or replacing the filtering elements; Transport systems for filters
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/02—Foundation pits
Abstract
The invention relates to the technical field of building construction and discloses a foundation pit excavation dewatering device, which comprises a base pipe, wherein a first filtering hole is formed in the bottom end of the base pipe, and the foundation pit excavation dewatering device further comprises a filtering mechanism and a lifting mechanism; the lifting mechanism is arranged at one end of the base pipe far away from the ground and comprises a first fixed plate fixedly connected with the side wall of the base pipe, a second fixed plate is arranged at one side of the first fixed plate close to the base pipe, the end part of the second fixed plate is rotationally connected with a second rotating shaft, a winding wheel is arranged in the middle of the second rotating shaft, a lifting rope matched with the filtering mechanism is arranged outside the winding wheel, a third fixed plate is arranged at one side of the first fixed plate far away from the base pipe, and the third fixed plate is rotationally connected with the third rotating shaft; the filtering mechanism is arranged in the middle of the base pipe. The invention is suitable for a foundation pit excavation dewatering device, the whole device has a self-cleaning effect, and the filtering effect of the filtering plate is ensured, so that the water pump is prevented from being blocked by impurities, and the whole device can work for a long time.
Description
Technical Field
The invention relates to the technical field of building construction, in particular to a foundation pit excavation dewatering device.
Background
In the civil engineering construction process, the situation that the groundwater level is higher is frequently met, and the common measure is to excavate the sump pit at one corner of the foundation pit, and arrange the water pump for drainage.
However, in such a drainage mode, because of more impurities in water in the foundation pit, the water pump is easy to block due to direct suction, so that frequent maintenance of the water pump is required, and the construction time is delayed. Therefore, we propose a deep foundation pit excavation precipitation device.
Disclosure of Invention
The invention provides a foundation pit excavation dewatering device, which solves the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the foundation pit excavation dewatering device comprises a base pipe, wherein a first filtering hole is formed in the bottom end of the base pipe, and the foundation pit excavation dewatering device further comprises a filtering mechanism and a lifting mechanism;
the lifting mechanism is arranged at one end of the base pipe far away from the ground and comprises a first fixed plate fixedly connected with the side wall of the base pipe, a second fixed plate is arranged at one side of the first fixed plate close to the base pipe, the end part of the second fixed plate is rotationally connected with a second rotating shaft, a winding wheel is arranged in the middle of the second rotating shaft, a lifting rope matched with the filtering mechanism is arranged outside the winding wheel, a third fixed plate is arranged at one side of the first fixed plate far away from the base pipe and is rotationally connected with the third rotating shaft, a tooth-missing gear is arranged at the end part of the third rotating shaft and is meshed with a driven gear, and the driven gear is fixedly connected with the end part of the second rotating shaft;
the filtering mechanism is arranged in the middle of the base pipe and comprises a filter plate which is in sliding connection with the base pipe, one side of the filter plate, which is close to the ground, is rotationally connected with a first rotating shaft, the middle of the first rotating shaft is fixedly connected with the end part of a fixing rod, a scraper which is matched with the filter plate is arranged in the middle of the fixing rod, and one end, which is far away from the filter plate, of the first rotating shaft is provided with a fan blade.
As a preferable technical scheme of the invention, the number of teeth of the tooth-missing gear is far greater than that of the driven gear.
As a preferable technical scheme of the invention, one end of the filter plate far away from the ground is provided with a connector, and the connector is fixedly connected with the end part of the lifting rope.
As a preferable technical scheme of the invention, one end of the filter plate far away from the ground is provided with a fixed bracket, the fixed bracket is provided with a water pump, a water outlet of the water pump is connected with one end of a hose, and the other end of the hose extends out of the base pipe.
As a preferable technical scheme of the invention, a baffle is arranged on one side of the base pipe close to the ground, the baffle is higher than the first filtering holes, and a spring is arranged on one side of the baffle close to the filtering plate.
As a preferable technical scheme of the invention, the middle part of the filter plate is provided with a second filter hole, and the aperture of the second filter hole is smaller than that of the first filter hole.
As a preferable technical scheme of the invention, the third fixing plate is provided with a driving motor, an output shaft of the driving motor is fixedly connected with a first bevel gear, the first bevel gear is in meshed connection with a second bevel gear, and the second bevel gear is fixedly connected with a third rotating shaft.
The invention has the following advantages:
the invention is suitable for a foundation pit excavation dewatering device, and by arranging the matching of the tooth-missing gear and the driven gear, the filter plate can reciprocate up and down once after being stationary for one time, water flow per se can flush the second filter holes in the reciprocating movement process, and meanwhile, the scraping plate also synchronously cleans the lower surface of the filter plate, so that the self-cleaning effect of the whole device is realized, the filtering effect of the filter plate is ensured, the water pump is prevented from being blocked by impurities, and the whole device can work for a long time.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural diagram of a foundation pit excavation dewatering device.
Fig. 2 is a schematic structural diagram of a filtering mechanism in a foundation pit excavation dewatering device.
Fig. 3 is a front view of fig. 2.
Fig. 4 is a schematic structural diagram of a lifting mechanism in a foundation pit excavation dewatering device.
Fig. 5 is a front view of fig. 4.
Fig. 6 is a left side view of fig. 4.
In the figure: 1. a base pipe; 2. a filtering mechanism; 3. a lifting mechanism; 4. a first filter aperture; 5. a filter plate; 6. a second filter aperture; 7. a first rotating shaft; 8. a fan blade; 9. a fixed rod; 10. a scraper; 11. a baffle; 12. a spring; 13. a connector; 14. a fixed bracket; 15. a water pump; 16. a water outlet; 17. a hose; 18. a hanging rope; 19. a first fixing plate; 20. a winding wheel; 21. a second fixing plate; 22. a driven gear; 23. a second rotating shaft; 24. a third rotating shaft; 25. a tooth-missing gear; 26. a driving motor; 27. a first bevel gear; 28. a second bevel gear; 29. and a third fixing plate.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In one embodiment, referring to fig. 1-6, a foundation pit excavation dewatering device comprises a base pipe 1, wherein a first filtering hole 4 is formed in the bottom end of the base pipe 1, and the foundation pit excavation dewatering device further comprises a filtering mechanism 2 and a lifting mechanism 3;
the lifting mechanism 3 is arranged at one end of the base pipe 1 far away from the ground and comprises a first fixing plate 19 fixedly connected with the side wall of the base pipe 1, a second fixing plate 21 is arranged at one side of the first fixing plate 19 close to the base pipe 1, the end part of the second fixing plate 21 is rotationally connected with a second rotating shaft 23, a winding wheel 20 is arranged at the middle part of the second rotating shaft 23, a lifting rope 18 matched with the filtering mechanism 2 is arranged outside the winding wheel 20, a third fixing plate 29 is arranged at one side of the first fixing plate 19 far away from the base pipe 1, the third fixing plate 29 is rotationally connected with a third rotating shaft 24, a tooth-missing gear 25 is arranged at the end part of the third rotating shaft 24, a driven gear 22 is meshed with the tooth-missing gear 25, the driven gear 22 is fixedly connected with the end part of the second rotating shaft 23, the number of teeth of the tooth-missing gear 25 is far greater than that of the driven gear 22, so that when the tooth part of the tooth-missing gear 25 is meshed with the driven gear 22, the tooth-missing gear 25 rotates one circle, the driven gear 22 can rotate a plurality of circles, the winding wheel 20 rotates a plurality of circles, the winding wheel 20 can pull the filter plate 5 upwards for a large distance through the lifting rope 18, a driving motor 26 is arranged on the third fixing plate 29, an output shaft of the driving motor 26 is fixedly connected with a first bevel gear 27, the first bevel gear 27 is meshed with a second bevel gear 28, the second bevel gear 28 is fixedly connected with a third rotating shaft 24, and the first bevel gear 27 and the second bevel gear 28 form a speed reducing motor, so that the driving motor 26 can stably drive the tooth-missing gear 25 to slowly rotate;
the filtering mechanism 2 is arranged in the middle of the base pipe 1 and comprises a filtering plate 5 which is in sliding connection with the base pipe 1, one side, close to the ground, of the filtering plate 5 is rotationally connected with a first rotating shaft 7, the middle of the first rotating shaft 7 is fixedly connected with the end part of a fixing rod 9, the middle of the fixing rod 9 is provided with a scraping plate 10 matched with the filtering plate 5, one end, far away from the filtering plate 5, of the first rotating shaft 7 is provided with a fan blade 8, one end, far away from the ground, of the filtering plate 5 is provided with a connecting head 13, and the connecting head 13 is fixedly connected with the end part of a lifting rope 18.
In one case of this embodiment, a fixed support 14 is disposed at one end of the filter plate 5 away from the ground, a water pump 15 is disposed on the fixed support 14, a water outlet 16 of the water pump 15 is connected to one end of a hose 17, and the other end of the hose 17 extends out of the base pipe 1. The baffle 11 is arranged on one side of the base pipe 1 close to the ground, the baffle 11 is higher than the first filtering holes 4, and the spring 12 is arranged on one side of the baffle 11 close to the filtering plate 5. The water pump 15 vibrates during operation, and when the filter plate 5 descends to contact with the baffle 11, the vibration of the water pump 15 is transmitted to the filter plate 5, so that the filter plate 5 vibrates, and impurities attached to the surface of the filter plate 5 can drop.
In one case of this embodiment, a second filter hole 6 is provided in the middle of the filter plate 5, and the second filter hole 6 has a smaller pore diameter than the first filter hole 4. Therefore, the filtering effect of the filtering plate 5 is higher than that of the first filtering holes 4 at the bottom of the base pipe 1, so that the double filtering effect is realized through the first filtering holes 4 and the second filtering holes 6, the filtering effect of the whole device is improved, and the water pump 15 is prevented from being blocked.
In the implementation process of the embodiment, firstly, a pit is dug at the corner of a foundation pit, the device is placed in the pit, one end of the base pipe 1 with the first filtering holes 4 is placed downwards, sewage is waited to enter the base pipe 1 through the first filtering holes 4 and the second filtering holes 6, after the water level is higher than the water pump 15, the water pump 15 can be started at the moment, and the water pump 15 discharges water in the foundation pit through the hose 17, so that the water pumping effect is realized.
And at this time, the driving motor 26 can be started, the driving motor 26 drives the tooth-missing gear 25 to rotate through the meshing connection of the first bevel gear 27 and the second bevel gear 28, after the tooth part of the tooth-missing gear 25 contacts with the driven gear 22, the driven gear 22 rotates along with the rotation, the driven gear 22 drives the winding wheel 20 to rotate, the winding wheel 20 pulls the lifting rope 18 upwards, the lifting rope 18 pulls the filter plate 5 upwards, when the filter plate 5 moves upwards, clear water above the filter plate 5 passes through the second filter hole 6 downwards, the second filter hole 6 is flushed, when the tooth part of the tooth-missing gear 25 is separated from the driven gear 22, the filter plate 5 moves downwards rapidly under the action of gravity at this time, in the descending process, the fan blade 8 rotates with the action of water flow, the first rotating shaft 7 enables the scraper blade 10 to rotate below the filter plate 5, the filter plate 5 is cleaned through the scraper 10 until the filter plate 5 falls on the baffle 11, at this time, the whole device can keep stable working for a period until the tooth-missing gear 25 is meshed with the driven gear 22 again, and the filter plate 5 moves upwards again.
The invention is suitable for a foundation pit excavation dewatering device, and by arranging the matching of the tooth-missing gear 25 and the driven gear 22, the filter plate 5 can reciprocate up and down once after being stationary for one time, water flow per se can flush the second filter holes 6 in the reciprocating movement process, and meanwhile, the scraping plate 10 also synchronously cleans the lower surface of the filter plate 5, so that the self-cleaning effect of the whole device is realized, the filtering effect of the filter plate 5 is ensured, the water pump 15 is prevented from being blocked by impurities, and the whole device can work for a long time.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (3)
1. The foundation pit excavation dewatering device comprises a base pipe, wherein a first filtering hole is formed in the bottom end of the base pipe;
the lifting mechanism is arranged at one end of the base pipe far away from the ground and comprises a first fixed plate fixedly connected with the side wall of the base pipe, a second fixed plate is arranged at one side of the first fixed plate close to the base pipe, the end part of the second fixed plate is rotationally connected with a second rotating shaft, a winding wheel is arranged in the middle of the second rotating shaft, a lifting rope matched with the filtering mechanism is arranged outside the winding wheel, a third fixed plate is arranged at one side of the first fixed plate far away from the base pipe and is rotationally connected with the third rotating shaft, a tooth-missing gear is arranged at the end part of the third rotating shaft and is meshed with a driven gear, and the driven gear is fixedly connected with the end part of the second rotating shaft;
the filtering mechanism is arranged in the middle of the base pipe and comprises a filter plate which is in sliding connection with the base pipe, one side of the filter plate, which is close to the ground, is rotationally connected with a first rotating shaft, the middle of the first rotating shaft is fixedly connected with the end part of a fixing rod, a scraper matched with the filter plate is arranged in the middle of the fixing rod, and one end, which is far away from the filter plate, of the first rotating shaft is provided with a fan blade;
a baffle is arranged on one side of the base pipe, which is close to the ground, and is higher than the first filtering holes, and a spring is arranged on one side of the baffle, which is close to the filtering plate;
the third fixing plate is provided with a driving motor, an output shaft of the driving motor is fixedly connected with a first bevel gear, the first bevel gear is in meshed connection with a second bevel gear, and the second bevel gear is fixedly connected with a third rotating shaft;
one end of the filter plate, which is far away from the ground, is provided with a connector which is fixedly connected with the end part of the lifting rope;
the middle part of filter is equipped with the second filtration pore, and the aperture of second filtration pore is less than first filtration pore.
2. The foundation pit excavation dewatering device of claim 1, wherein the number of teeth of the tooth missing gear is substantially greater than the number of teeth of the driven gear.
3. The foundation pit excavation dewatering device of claim 1, wherein one end of the filter plate far away from the ground is provided with a fixed support, the fixed support is provided with a water pump, a water outlet of the water pump is connected with one end of a hose, and the other end of the hose extends out of the base pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111181511.4A CN113982008B (en) | 2021-10-11 | 2021-10-11 | Foundation pit excavation dewatering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111181511.4A CN113982008B (en) | 2021-10-11 | 2021-10-11 | Foundation pit excavation dewatering device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113982008A CN113982008A (en) | 2022-01-28 |
| CN113982008B true CN113982008B (en) | 2023-06-13 |
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ID=79738085
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111181511.4A Active CN113982008B (en) | 2021-10-11 | 2021-10-11 | Foundation pit excavation dewatering device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113982008B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114737587B (en) * | 2022-04-28 | 2024-03-12 | 中国核工业芜湖基础工程有限公司 | Deep and shallow well foundation pit dewatering device and dewatering method for large foundation pit |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100659176B1 (en) * | 2006-09-14 | 2006-12-20 | 주식회사 선진엔지니어링 종합건축사 사무소 | Sediment influx prevention water level manhole |
| CN111794257B (en) * | 2020-07-23 | 2021-12-07 | 北京碧鑫水务有限公司 | Foundation pit dewatering device |
| CN112097005A (en) * | 2020-09-14 | 2020-12-18 | 姚飞锋 | Hydraulic pipeline for hydraulic engineering |
| CN112081126A (en) * | 2020-10-14 | 2020-12-15 | 浙江光大建设集团有限公司 | Closed type dewatering environment-friendly energy-saving device for deep foundation pit and construction process thereof |
| CN112281803A (en) * | 2020-11-02 | 2021-01-29 | 王焕发 | Ramming device for construction engineering |
| CN214183249U (en) * | 2020-11-13 | 2021-09-14 | 蒲志英 | Ore crushing device is handled with ore in laboratory |
| CN112923174A (en) * | 2021-01-18 | 2021-06-08 | 殷加忠 | Wastewater treatment monitoring system based on industrial internet |
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2021
- 2021-10-11 CN CN202111181511.4A patent/CN113982008B/en active Active
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| Publication number | Publication date |
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| CN113982008A (en) | 2022-01-28 |
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