CN110700295A - Accumulated water removing device for foundation pit - Google Patents
Accumulated water removing device for foundation pit Download PDFInfo
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- CN110700295A CN110700295A CN201911113877.0A CN201911113877A CN110700295A CN 110700295 A CN110700295 A CN 110700295A CN 201911113877 A CN201911113877 A CN 201911113877A CN 110700295 A CN110700295 A CN 110700295A
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- 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
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- Environmental & Geological Engineering (AREA)
- Hydrology & Water Resources (AREA)
- General Life Sciences & Earth Sciences (AREA)
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Abstract
The invention belongs to the technical field of foundation pit drainage, and particularly discloses a foundation pit accumulated water drainage device capable of draining foundation pits at different depths. The foundation pit accumulated water removing device comprises a water drawing assembly, a water discharging pipe and a supporting table which can be matched with a pit body of a foundation pit and is arranged on the pit body, wherein a second telescopic device is arranged at the bottom of the supporting table, and the telescopic direction of a telescopic rod of the second telescopic device is not parallel to the supporting table; the water drawing assembly is arranged on the telescopic rod of the second telescopic device, and the water inlet end of the water discharge pipe penetrates through the support platform to be connected with the water outlet of the water drawing assembly. The second telescopic device is arranged at the bottom of the supporting table, and the water drawing assembly is arranged on the telescopic rod of the second telescopic device, so that the depth of the water drawing assembly extending into the foundation pit can be adjusted through the second telescopic device, and the purpose of draining the foundation pits with different depths is achieved.
Description
Technical Field
The invention belongs to the technical field of foundation pit drainage, and particularly relates to a foundation pit accumulated water drainage device.
Background
The foundation pit is a space below the ground excavated for the construction of a building foundation and a basement, is mainly used for bearing platforms, abutment and foundation expansion construction, and is generally divided into two types, namely no support and support, and when the building in the foundation pit is constructed, water in the foundation pit needs to be removed for the convenience of quick installation of the building.
At present, the bottom of a foundation pit is mostly flush, and when accumulated water is drained by using a drainage device for building construction, the bottom of the foundation pit needs to be stretched into the foundation pit. Because drainage device can not steady arrange in different foundation ditch, lead to the device can not normal operating when the drainage, generally need carry out the drainage after fixed with the pit body cooperation of drainage device's brace table and foundation ditch. However, the cross section sizes and the depths of different foundation pits are different, and the area of a support table of the existing drainage device cannot be adjusted, so that drainage can not be carried out on the foundation pits with different cross section sizes; in addition, the height of the water drawing part of the existing drainage device cannot be adjusted, so that the drainage device cannot be suitable for drainage of foundation pits with different depths.
Disclosure of Invention
The invention aims to provide a foundation pit accumulated water drainage device capable of draining foundation pits at different depths.
The technical scheme adopted by the invention for solving the technical problems is as follows: the accumulated water removing device for the foundation pit comprises a water drawing assembly, a water discharging pipe and a supporting table which can be matched with a pit body of the foundation pit and is arranged on the pit body, wherein a second telescopic device is arranged at the bottom of the supporting table, and the telescopic direction of a telescopic rod of the second telescopic device is not parallel to the supporting table; the water drawing assembly is arranged on the telescopic rod of the second telescopic device, and the water inlet end of the water discharge pipe penetrates through the support platform to be connected with the water outlet of the water drawing assembly.
Furthermore, the water drawing assembly comprises a connecting plate arranged at the end part of the telescopic rod of the second telescopic device, an installation cylinder arranged at the bottom of the connecting plate, an installation frame arranged in the installation cylinder and a water pump arranged in the installation frame, and a water outlet of the water pump is a water outlet of the water drawing assembly.
Further, the mounting frame is connected with the inner wall of the lower end of the mounting cylinder, and a filter screen is arranged at the lower end of the mounting cylinder.
Further, a support is arranged at the bottom of the filter screen cover, a guide wheel is arranged on the side of the support, and a filter cloth bag is coated outside the filter screen cover.
Further, a sponge layer is arranged on the inner wall of the filter screen cover.
Furthermore, the drain pipe comprises a water outlet pipe, a connecting pipe and a water pumping pipe which are sequentially connected, wherein the length of the connecting pipe is adjustable, the water inlet end of the water pumping pipe is the water inlet end of the drain pipe, and the connecting pipe is arranged between the supporting table and the water drawing assembly.
Further, a hanging ring is arranged on the top of the supporting platform.
Furthermore, two second telescopic devices are arranged at the bottom of the supporting platform at intervals, and the telescopic direction of the telescopic rod of each second telescopic device is perpendicular to the supporting platform.
Furthermore, the lateral part of the supporting table is provided with an auxiliary supporting structure, and the auxiliary supporting structure comprises a groove arranged on the lateral part of the supporting table, a first telescopic device arranged in the groove and with the end part of the telescopic rod facing outwards, and a supporting plate arranged on the end part of the telescopic rod of the first telescopic device.
Further, the device also comprises a power supply; the first telescopic device and the second telescopic device are both electric push rods, and the first telescopic device, the second telescopic device and the water pump are respectively electrically connected with the power supply through switches.
The invention has the beneficial effects that:
1) the second telescopic device is arranged at the bottom of the supporting table, and the water drawing assembly is arranged on the telescopic rod of the second telescopic device, so that the depth of the water drawing assembly extending into the foundation pit can be adjusted through the second telescopic device, and the purpose of draining the foundation pits with different depths is achieved.
2) The filtering net cover is arranged at the lower end of the mounting cylinder, so that foreign matters can be filtered to avoid the blockage of the water pump and the water pipe; the filtering cloth bag is coated outside the filtering net cover, so that the filtering effect can be further improved; the support arranged at the bottom of the filter screen and the guide wheels arranged at the side part of the support can separate the filter screen from the filter cloth bag, so that the filtering effectiveness of the filter screen and the filter cloth bag is ensured.
3) Be equipped with auxiliary stay structure through the lateral part at a supporting bench, first telescoping device among the auxiliary stay structure can outwards promote the backup pad in order to increase a supporting bench's cooperation area, guarantees that this foundation ditch ponding eduction gear's a supporting bench can cooperate with the hole body of the foundation ditch of different cross section sizes and install on the hole body, is convenient for to the foundation ditch drainage of different cross section sizes.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present invention;
FIG. 2 is a schematic view of a lower half of the water drawing assembly;
FIG. 3 is a schematic structural diagram of a portion of the foundation pit accumulated water drainage device on the upper side of the water drawing assembly;
FIG. 4 is another structural diagram of the lower half of the water drawing assembly;
labeled as: the water-saving filter comprises a pit body 1, a filter screen 2, an installation cylinder 3, a connecting plate 4, a connecting pipe 5, a supporting plate 6, a supporting table 7, a hanging ring 8, a first telescopic device 9, a second telescopic device 10, a water pumping pipe 11, a filter cloth bag 12, a water pump 13, a guide wheel 14, an installation frame 15 and a sponge layer 16.
Detailed Description
The invention will be further explained with reference to the drawings.
As shown in fig. 1, the foundation pit accumulated water removing device comprises a water drawing assembly, a water discharging pipe and a support table 7 which can be matched with a pit body 1 of a foundation pit and is arranged on the pit body 1, wherein a second telescopic device 10 is arranged at the bottom of the support table 7, and the telescopic direction of a telescopic rod of the second telescopic device 10 is not parallel to the support table 7; the water drawing assembly is arranged on the telescopic rod of the second telescopic device 10, and the water inlet end of the water discharge pipe penetrates through the support platform 7 to be connected with the water outlet of the water drawing assembly.
Wherein, draw water subassembly mainly used extracts the water in the foundation ditch, and it can be multiple structure, for example: submersible pumps, pumping and drainage mechanisms, etc.; preferably, as shown in fig. 1 and 2, the water drawing assembly includes a connecting plate 4 disposed at an end of the telescopic rod of the second telescopic device 10, a mounting tube 3 disposed at a bottom of the connecting plate 4, a mounting frame 15 disposed in the mounting tube 3, and a water pump 13 disposed in the mounting frame 15, and a water outlet of the water pump 13 is a water outlet of the water drawing assembly.
In order to ensure the effectiveness of removing accumulated water in the foundation pit, as shown in fig. 2, the mounting frame 15 is connected with the inner wall of the lower end of the mounting cylinder 3, and a filtering structure is arranged at the lower end of the mounting cylinder 3. The filter structure can be of various kinds, for example: a filter screen, a filter bag, a filter sponge, a filter joint, a filter cover with a filter element, etc.
The drain pipe is mainly used for being connected with the water drawing assembly and draining water outside the foundation pit; the drain pipe can be an integral pipe or a pipe formed by connecting a plurality of pipes; preferably, as shown in fig. 1, the water draining pipe includes a water outlet pipe, a connecting pipe 5 with adjustable length, and a water pumping pipe 11, which are connected in sequence, wherein a water inlet end of the water pumping pipe 11 is a water inlet end of the water draining pipe, and the connecting pipe 5 is located between the support table 7 and the water drawing assembly. The connecting pipe 5 can adapt to the height change of the water drawing assembly caused by the extension of the second extension device 10, so that the water discharge pipe is prevented from being pulled apart; the connecting tube 5 may be of various configurations, for example: the device comprises a pipe with a reserved length, an elastic pipe, a corrugated pipe and the like.
The support table 7 is a carrier of the accumulated water removing device of the foundation pit and is mainly used for installing other parts and is matched and installed with the pit body 1; the support base 7 is generally a planar structure and is generally mounted at the top opening of the pit body 1. In order to facilitate the hoisting of the foundation pit accumulated water removing device, as shown in fig. 1 and 3, a hoisting ring 8 is arranged at the top of the support platform 7, and preferably, the hoisting ring 8 is arranged in the middle of the top of the support platform 7.
In order to enable the supporting platform 7 of the foundation pit accumulated water removing device to be installed in cooperation with the pit body 1 of foundation pits with different cross section sizes, and to drain water of foundation pits with different cross section sizes, as shown in fig. 1 and 3, the side part of the supporting platform 7 is provided with an auxiliary supporting structure, and the auxiliary supporting structure comprises a groove arranged on the side part of the supporting platform 7, a first telescopic device 9 arranged in the groove and with the end part of the telescopic rod facing outwards, and a supporting plate 6 arranged on the end part of the telescopic rod of the first telescopic device 9. Preferably, auxiliary support structures are provided on both sides of the support platform 7.
The second telescopic device 10 has a telescopic function and can adjust the height between the water drawing assembly and the support table 7 so as to drain foundation pits with different depths; the second telescopic device 10 may be various, for example: the device comprises an air cylinder, an oil cylinder, an electric push rod, a spring telescopic device and the like; when the second telescopic device 10 is installed, its cylinder part is generally fixedly connected to the bottom of the supporting platform 7, and its telescopic rod faces to the lower part of the supporting platform 7.
In order to improve the structural strength and stability of the device, as shown in fig. 2, two second telescopic devices 10 are usually arranged at intervals at the bottom of the support platform 7; in order to ensure the height adjustment effect, the telescopic rod of the second telescopic device 10 is made to face the lower part of the support table 7, and the telescopic direction of the telescopic rod is made to be perpendicular to the support table 7.
As a preferred scheme of the invention, the foundation pit accumulated water discharge device also comprises a power supply; the first telescopic device 9 and the second telescopic device 10 are both electric push rods, and the first telescopic device 9, the second telescopic device 10 and the water pump 13 are respectively electrically connected with a power supply through switches.
Example 1
Referring to fig. 1, 2 and 3, the foundation pit accumulated water removing device includes a water drawing assembly, a drain pipe, a support table 7 capable of being matched with the pit body 1 of the foundation pit and mounted on the pit body 1, and a power supply, wherein a second telescopic device 10 is arranged at the bottom of the support table 7, and the telescopic direction of a telescopic rod of the second telescopic device 10 is not parallel to the support table 7; the water drawing assembly is arranged on the telescopic rod of the second telescopic device 10, and the water inlet end of the water discharge pipe penetrates through the support platform 7 and is connected with the water outlet of the water drawing assembly;
the water drawing assembly comprises a connecting plate 4 arranged at the end part of the telescopic rod of the second telescopic device 10, a mounting cylinder 3 arranged at the bottom of the connecting plate 4, a mounting frame 15 arranged in the mounting cylinder 3 and a water pump 13 arranged in the mounting frame 15, wherein a water outlet of the water pump 13 is a water outlet of the water drawing assembly; the mounting frame 15 is connected with the inner wall of the lower end of the mounting cylinder 3, and the lower end of the mounting cylinder 3 is provided with the filter screen 2; the bottom of the filter screen cover 2 is provided with a bracket, the side part of the bracket is provided with a guide wheel 14, and the filter screen cover 2 is externally coated with a filter cloth bag 12;
the water outlet pipe comprises a water outlet pipe, a connecting pipe 5 and a water pumping pipe 11 which are sequentially connected, and the water inlet end of the water pumping pipe 11 is the water inlet end of the water outlet pipe; the connecting pipe 5 is a corrugated pipe, is positioned between the supporting platform 7 and the water drawing assembly, and is respectively connected with the water outlet pipe and the water drawing pipe 11 through flanges;
the two corresponding sides of the support table 7 are provided with auxiliary support structures, each auxiliary support structure comprises a groove arranged on the side of the support table 7, a first telescopic device 9 arranged in the groove and with the end part of the telescopic rod facing outwards, and a support plate 6 arranged on the end part of the telescopic rod of the first telescopic device 9;
the first telescopic device 9 and the second telescopic device 10 are both electric push rods, and the first telescopic device 9, the second telescopic device 10 and the water pump 13 are respectively electrically connected with the power supply through switches.
The working principle is as follows: when the device is used, a user firstly starts the first telescopic device 9, adjusts the extension of the supporting plate 6 so as to increase the matching area of the supporting table 7, so that the whole device has the performance of adjustable area and is convenient to adapt to foundation pits with different cross section sizes; then, the whole device is hoisted, so that the support table 7 and the support plate 6 are matched with the top opening of the pit body 1 to be installed, and the water drawing assembly is positioned in the pit body 1; then, the user starts the second telescopic device 10 to adjust the depth of the water drawing component extending into the foundation pit, so that the water pump 13 in the mounting cylinder 3 can be stably positioned in the pit body 1, and the device can draw accumulated water in the foundation pit with a certain height; finally, the user starts pump drainage ponding, utilizes filter cloth bag 12 and filter screen panel 2 to carry out double filtration processing to the ponding in the foundation ditch, avoids impurity jam pump 13, discharges the ponding in the pit body 1 through drinking-water pipe 11, connecting pipe 5 and outlet pipe.
Example 2
Referring to fig. 1 and 4, the foundation pit accumulated water removing device includes a water drawing assembly, a water discharging pipe, a support table 7 capable of being matched with the pit body 1 of the foundation pit and mounted on the pit body 1, and a power supply, wherein a second telescopic device 10 is arranged at the bottom of the support table 7, and the telescopic direction of a telescopic rod of the second telescopic device 10 is not parallel to the support table 7; the water drawing assembly is arranged on the telescopic rod of the second telescopic device 10, and the water inlet end of the water discharge pipe penetrates through the support platform 7 and is connected with the water outlet of the water drawing assembly;
the water drawing assembly comprises a connecting plate 4 arranged at the end part of the telescopic rod of the second telescopic device 10, a mounting cylinder 3 arranged at the bottom of the connecting plate 4, a mounting frame 15 arranged in the mounting cylinder 3 and a water pump 13 arranged in the mounting frame 15, wherein a water outlet of the water pump 13 is a water outlet of the water drawing assembly; the mounting frame 15 is connected with the inner wall of the lower end of the mounting cylinder 3, the lower end of the mounting cylinder 3 is provided with the filter screen 2, and the inner wall of the filter screen 2 is provided with the sponge layer 16.
The working principle is as follows: when the user starts pump drainage ponding, utilize filter screen panel 2 and 16 ponding of sponge layer in to the foundation ditch to carry out double filtration and handle, effectively avoided impurity jam water pump 13.
Claims (10)
1. Foundation ditch ponding eduction gear, including draw water subassembly, drain pipe and can cooperate and install brace table (7) on the hole body (1) with the hole body (1) of foundation ditch, its characterized in that: a second telescopic device (10) is arranged at the bottom of the supporting platform (7), and the telescopic direction of a telescopic rod of the second telescopic device (10) is not parallel to the supporting platform (7); the water drawing assembly is arranged on a telescopic rod of the second telescopic device (10), and the water inlet end of the water discharge pipe penetrates through the support table (7) to be connected with a water outlet of the water drawing assembly.
2. An excavation ponding removal device as claimed in claim 1, wherein: the water drawing assembly comprises a connecting plate (4) arranged at the end part of a telescopic rod of the second telescopic device (10), an installation cylinder (3) arranged at the bottom of the connecting plate (4), an installation frame (15) arranged in the installation cylinder (3) and a water pump (13) arranged in the installation frame (15), and a water outlet of the water pump (13) is a water outlet of the water drawing assembly.
3. An excavation ponding removal device as claimed in claim 2, wherein: the mounting frame (15) is connected with the inner wall of the lower end of the mounting cylinder (3), and the lower end of the mounting cylinder (3) is provided with the filter screen (2).
4. An excavation ponding removal device as claimed in claim 3, wherein: the bottom of the filter screen (2) is provided with a support, the side of the support is provided with a guide wheel (14), and the outside of the filter screen (2) is coated with a filter cloth bag (12).
5. An excavation impoundment removal apparatus as claimed in claim 3 or claim 4, wherein: a sponge layer (16) is arranged on the inner wall of the filter screen cover (2).
6. An excavation ponding removal device as claimed in claim 1, wherein: the water draining pipe comprises a water outlet pipe, a connecting pipe (5) with adjustable length and a water pumping pipe (11) which are sequentially connected, wherein the water inlet end of the water pumping pipe (11) is the water inlet end of the water draining pipe, and the connecting pipe (5) is positioned between the supporting table (7) and the water pumping assembly.
7. An excavation ponding removal device as claimed in claim 1, wherein: and a lifting ring (8) is arranged at the top of the supporting platform (7).
8. An excavation ponding removal device as claimed in claim 1, wherein: two second telescopic devices (10) are arranged at the bottom of the supporting platform (7) at intervals, and the telescopic directions of telescopic rods of the second telescopic devices (10) are perpendicular to the supporting platform (7).
9. An excavation impoundment removal apparatus as claimed in claim 2, 3 or 4, wherein: the lateral part of brace table (7) is equipped with supplementary bearing structure, supplementary bearing structure is including seting up in the recess of brace table (7) lateral part, setting up in the recess and the outside first telescoping device (9) of the tip of telescopic link and setting up backup pad (6) on the tip of the telescopic link of first telescoping device (9).
10. An excavation ponding removal device as claimed in claim 9, wherein: the device also comprises a power supply; the first telescopic device (9) and the second telescopic device (10) are both electric push rods, and the first telescopic device (9), the second telescopic device (10) and the water pump (13) are respectively electrically connected with the power supply through switches.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911113877.0A CN110700295A (en) | 2019-11-14 | 2019-11-14 | Accumulated water removing device for foundation pit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911113877.0A CN110700295A (en) | 2019-11-14 | 2019-11-14 | Accumulated water removing device for foundation pit |
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| Publication Number | Publication Date |
|---|---|
| CN110700295A true CN110700295A (en) | 2020-01-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911113877.0A Pending CN110700295A (en) | 2019-11-14 | 2019-11-14 | Accumulated water removing device for foundation pit |
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| CN (1) | CN110700295A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111270641A (en) * | 2020-03-28 | 2020-06-12 | 佘流明 | Urban road surface drainage equipment |
| CN111691472A (en) * | 2020-07-06 | 2020-09-22 | 习子林 | Foundation pit dewatering test device for urban rail transit |
-
2019
- 2019-11-14 CN CN201911113877.0A patent/CN110700295A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111270641A (en) * | 2020-03-28 | 2020-06-12 | 佘流明 | Urban road surface drainage equipment |
| CN111691472A (en) * | 2020-07-06 | 2020-09-22 | 习子林 | Foundation pit dewatering test device for urban rail transit |
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