CN114908785A - Drainage device for construction site foundation pit construction - Google Patents
Drainage device for construction site foundation pit construction Download PDFInfo
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- CN114908785A CN114908785A CN202210530829.7A CN202210530829A CN114908785A CN 114908785 A CN114908785 A CN 114908785A CN 202210530829 A CN202210530829 A CN 202210530829A CN 114908785 A CN114908785 A CN 114908785A
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- 238000010276 construction Methods 0.000 title claims abstract description 37
- 238000001914 filtration Methods 0.000 claims abstract description 75
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 63
- 238000001125 extrusion Methods 0.000 claims abstract description 50
- 230000007246 mechanism Effects 0.000 claims abstract description 45
- 238000005086 pumping Methods 0.000 claims abstract description 12
- 238000010521 absorption reaction Methods 0.000 claims abstract description 4
- 239000000835 fiber Substances 0.000 claims description 9
- 230000005540 biological transmission Effects 0.000 claims description 6
- 238000007599 discharging Methods 0.000 claims description 2
- 238000005457 optimization Methods 0.000 description 12
- 238000000034 method Methods 0.000 description 9
- 239000004746 geotextile Substances 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
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Classifications
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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
- 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
- B01D29/96—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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
- B01D35/16—Cleaning-out devices, e.g. for removing the cake from the filter casing or for evacuating the last remnants of liquid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D36/00—Filter circuits or combinations of filters with other separating devices
- B01D36/02—Combinations of filters of different kinds
-
- 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
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/22—Adaptations of pumping plants for lifting sewage
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/60—Planning or developing urban green infrastructure
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Chemical & Material Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Structural Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The invention relates to a drainage device for foundation pit construction in a construction site, which comprises two filtering clamping plates, wherein one filtering clamping plate is longitudinally arranged and is abutted against the side wall of a foundation pit, the other filtering clamping plate is horizontally arranged at the bottom of the foundation pit, and one end of the other filtering clamping plate is connected with the lower end of the vertically arranged filtering clamping plate; the limiting plate is vertically connected with the end part of the horizontal filtering splint; the two ends of the horizontal extrusion plate are respectively connected with the limiting plate and the vertical filtering splint in a sliding manner; the vertical extrusion plate is connected to the horizontal extrusion plate in a sliding manner; the water absorption sponge is respectively arranged in a first cavity formed by the horizontal extrusion plate and the horizontal filtering splint and in a second cavity formed by the vertical extrusion plate and the vertical filtering splint; the one-way valve is positioned on the horizontal extrusion plate and is respectively communicated with the first cavity and the second cavity; the extruding mechanism is used for extruding the horizontal extruding plate and the vertical extruding plate respectively to be close to the filtering clamping plate in the moving direction; the inlet end of the water pumping mechanism is arranged in the first cavity. The invention is built by selecting the size, and the water discharge can be controlled by setting the water yield of the water pump.
Description
Technical Field
The invention relates to the technical field of foundation pit drainage, in particular to a drainage device for foundation pit construction in a construction site.
Background
In building construction, geological confined water has huge potential safety hazard to foundation pit construction. In construction, a method of draining water from a sump is generally used. The conventional water collecting well has small drainage quantity of a single drainage well and large underground pressure bearing water pipe surge quantity, and the drainage requirement can be met only by drilling a plurality of water collecting wells. In the underground confined water drainage construction, the content of silt, gravel and sand in the stratum of the coastal area of the drainage quantity is large, and a general water collecting well is adopted for drainage, so that the drainage pipe is easy to block.
Chinese patent CN106836232A discloses a method for digging to form an annular drainage ditch in 2017, 6.13.7.A ditch bottom is initially leveled and subjected to slope finding by using concrete; a pipeline with holes is arranged in the drainage ditch; pebbles are stacked outside the water guide pipe in the drainage ditch, filled and completely covered, and geotextile is laid on the top surface of the pebble layer; after the geotextile of the drainage ditch is laid, the upper mattress layer construction can be carried out; a water collecting well is arranged in the water collecting pit, and the end heads of the water guide pipes are communicated with the inside of the water collecting well; arranging and installing all water guide pipes introduced into the water collecting well, and reserving a water suction end pipeline used by a self-sucking pump; and a self-suction water pump is installed. The construction process can drain water continuously in the foundation construction stage by arranging the drainage ditch in the foundation bearing layer in a concealed mode.
Although this construction process can be through secretly establishing the escape canal in basic bearing layer, at the sustainable drainage of basic construction stage, its excavation volume that forms the annular escape canal is big, and the construction progress is slow, and underground pressure-bearing water piping volume is big to be difficult to satisfy the drainage requirement, consequently needs provide a drainage device for the foundation ditch construction that can install fast and displacement is bigger.
Disclosure of Invention
In order to overcome the disadvantages of the prior art, the invention mainly aims to provide a drainage device for foundation pit construction of a construction site, which can be quickly installed and has larger drainage quantity.
In order to achieve the above object, the present invention adopts the following technical scheme, a drainage device for foundation pit construction in a construction site, comprising:
one of the two filtering clamping plates is longitudinally arranged and is abutted against the side wall of the foundation pit, the other filtering clamping plate is horizontally arranged at the bottom of the foundation pit, and one end of the other filtering clamping plate is connected with the lower end of the vertically arranged filtering clamping plate;
the lower end of the limiting plate is vertically and fixedly connected with the other end of the horizontal filtering clamping plate;
the horizontal extrusion plate is arranged above the horizontal filtering clamping plate, and two ends of the horizontal extrusion plate are respectively connected with the limiting plate and the vertical filtering clamping plate in a sliding manner;
the vertical extrusion plate is arranged on the horizontal extrusion plate, and the lower end of the vertical extrusion plate is in sliding connection with the horizontal extrusion plate;
the water absorption sponge is respectively arranged in a first cavity formed by the horizontal extrusion plate and the horizontal filtering clamping plate and a second cavity formed by the vertical extrusion plate and the vertical filtering clamping plate;
the one-way valve is respectively communicated with the first cavity and the second cavity;
the extruding mechanism is arranged on the horizontal extruding plate and respectively extrudes the horizontal extruding plate and the vertical extruding plate to be close to the filtering clamping plate in the moving direction;
and the water pumping mechanism is arranged at the top of the vertical filtering clamping plate, and the inlet end of the water pumping mechanism is communicated with the second cavity and used for discharging collected water in the second cavity.
As a further optimization of the invention, the filtering splints comprise an inner splint and an outer splint which are in contact with the wall of the foundation pit, the inner splint and the outer splint are filtering plates, a gravel layer, a fiber layer and a gravel layer are sequentially laid between the inner splint and the outer splint, and the gravel layer and the fiber layer, the fiber layer and the gravel layer are respectively provided with a first filtering net and a second filtering net.
As a further optimization of the present invention, the pressing mechanism includes a spacing adjustment pressing mechanism in the horizontal direction and a pressing moving mechanism in the vertical direction.
As a further optimization of the present invention, the method further comprises:
the vertical fixing plate is vertically arranged on the horizontal extrusion plate, is positioned on one side of the vertical fixing plate, which is far away from the vertical filtering clamping plate, and the upper end of the vertical fixing plate is fixedly connected with the upper end of the vertical extrusion plate through a telescopic plate;
the interval adjustment mechanism includes:
the lower end of the vertical screw rod is rotatably connected with the top of the horizontal extrusion plate;
the first positive and negative motor is arranged at the bottom of the telescopic plate, and a motor shaft of the first positive and negative motor is in transmission connection with the upper end of the vertical screw;
each first sliding block is longitudinally provided with a threaded hole, and the first sliding blocks are respectively in threaded connection with the vertical lead screw through the threaded holes;
the connecting rods are symmetrically arranged on two sides of each first slider in an inclined mode, the lower ends of the connecting rods are hinged to the side wall of each first slider, and the upper ends of the connecting rods are hinged to the vertical pressurizing plate and the vertical fixing plate respectively.
As a further optimization of the present invention, the pressing moving mechanism includes a first pressing mechanism and a second pressing mechanism;
the first pressing mechanism includes:
one end of the horizontal fixing plate is fixedly connected with the upper end of the vertical filtering splint;
the lower end of the telescopic end of the electric telescopic rod is fixedly connected with the top of the telescopic plate, and the upper end of the electric telescopic rod is fixedly connected with the bottom of the horizontal fixed plate;
the second pressing mechanism includes:
the groove is formed in the limiting plate;
the second positive and negative motor is fixedly arranged on the groove wall at one side close to the vertical fixing plate in the groove;
one end of the horizontal screw is in transmission connection with a motor shaft of the second positive and negative motor, and the other end of the horizontal screw is in rotary connection with the groove wall in the groove;
the second sliding block is arranged at the top of the horizontal pressurizing plate, the bottom of the second sliding block is in sliding connection with the top of the horizontal pressurizing plate, a threaded hole is formed in the horizontal direction, and the second sliding block is in threaded connection with the horizontal lead screw through the threaded hole;
and one end of the supporting pressure rod is hinged with the upper section of the side wall of the vertical fixing plate, which is close to one side of the limiting plate, and the other end of the supporting pressure rod is hinged with the top of the second sliding block.
As a further optimization of the invention, the filtering device further comprises an elastic supporting structure which is arranged in the first cavity, wherein the elastic supporting structure comprises a plurality of supporting springs which are arranged along the length direction of the horizontal pressurizing plate, the upper ends of the supporting springs are connected with the bottom of the horizontal pressurizing plate, and the lower ends of the supporting springs are connected with the top of the horizontally arranged filtering clamping plate.
As a further optimization of the present invention, the water pumping mechanism comprises:
the water pump is arranged on the ground surface;
one end of the water suction pipe is communicated with the water suction pump, and the other end of the water suction pipe penetrates through the horizontal fixing plate and extends into the first cavity.
Compared with the prior art, the invention has the beneficial effects that:
the filtering clamping plates respectively abut against the side wall and the bottom of the foundation pit, water-absorbing sponges capable of absorbing water are respectively arranged between the horizontal pressing plates and the vertical pressing plates of the filtering clamping plates, the water absorbing sponges capable of absorbing water in soil near the foundation pit can be absorbed by the filtering clamping plates, the squeezing mechanisms are arranged in the horizontal direction and the vertical direction and respectively apply pressure to the horizontal pressing plates and the vertical pressing plates to squeeze the water-absorbing sponges full of water between the filtering clamping plates and the horizontal pressing plates and between the filtering clamping plates and the vertical pressing plates, water in the water-absorbing sponges is squeezed out, water is pumped out by water pipes of a water pump, the whole device can be built by selecting proper width and length according to actual operation requirements, and water discharge can be controlled by setting water discharge of the water pump.
Drawings
FIG. 1 is a schematic view of an assembly structure of the present invention;
fig. 2 is a schematic cross-sectional structure of the present invention.
1. The water-absorbing device comprises a filtering clamping plate, 2 vertical extrusion plates, 3 horizontal fixing plates, 4 water suction pumps, 5 water suction pipes, 6 electric telescopic rods, 7 connecting rods, 8 vertical fixing plates, 9 supporting pressure rods, 10 second positive and negative motors, 11 horizontal lead screws, 12 horizontal extrusion plates, 13 water-absorbing sponges, 14 limiting plates, 15 one-way valves and 16 telescopic plates.
Detailed Description
The invention is further described with reference to the following figures and embodiments.
Example (b):
referring to fig. 1-2, a drainage device for foundation pit construction in a construction site comprises two filtering clamp plates 1, one of which is longitudinally arranged and is abutted against the side wall of a foundation pit, the other one of which is horizontally arranged at the bottom of the foundation pit and one end of which is connected with the lower end of the vertically arranged filtering clamp plate 1; the lower end of the limiting plate 14 is vertically and fixedly connected with the other end of the horizontal filtering splint 1; the horizontal extrusion plate 12 is arranged above the horizontal filtering splint 1, and two ends of the horizontal extrusion plate are respectively connected with the limiting plate 14 and the vertical filtering splint 1 in a sliding manner; the vertical extrusion plate 2 is vertically arranged on the horizontal extrusion plate 12, and the lower end of the vertical extrusion plate is connected with the horizontal extrusion plate 12 in a sliding way; the water absorption sponge is respectively arranged in a second cavity formed by the horizontal extrusion plate 12 and the horizontal filtering splint 1 and a second cavity formed by the vertical extrusion plate 2 and the vertical filtering splint 1, and can actively absorb water deposited after being filtered by the filtering splint 1 in the foundation pit; the check valve 15 is arranged on the horizontal extrusion plate 12 and is positioned at one end, close to the vertically arranged filtering splint 1, of the horizontal extrusion plate 12; the extruding mechanism is arranged on the horizontal extruding plate 12 and respectively extrudes the horizontal extruding plate 12 and the vertical extruding plate 2 to be close to the filtering splint 1 in the moving direction; the inlet end of the water pumping mechanism is arranged between the vertical extrusion plate 2 and the vertical filtering splint 1 after penetrating through the horizontal fixing plate 3; supporting mechanism, one end is articulated with 8 lateral walls of vertical fixed plate, and the other end is connected with the top of horizontal extrusion board 12, and the back is accomplished in the extrusion of vertical direction, and horizontal extrusion board 12 resumes original height through supporting mechanism, is located and absorbs water the sponge between the filtering splint 1 that horizontal extrusion board 12 and level set up and can adsorb the sedimentary water of being collected through filtering splint 1 in the foundation ditch once more.
In order to better realize the filtering of the filtering splint 1, as a further optimization of the invention, the filtering splint 1 comprises an inner splint and an outer splint which are in contact with the foundation pit wall, the inner splint and the outer splint are filtering plates, a gravel layer, a fiber layer and a gravel layer are sequentially laid between the inner splint and the outer splint, and the gravel layer and the fiber layer, the fiber layer and the gravel layer are respectively provided with a first filtering net and a second filtering net.
As a further optimization of the present invention, the pressing mechanism includes a spacing adjustment pressing mechanism in the horizontal direction and a pressing moving mechanism in the vertical direction.
As a further optimization of the invention, the invention also comprises a vertical fixing plate 8 which is vertically arranged on the horizontal extrusion plate 12 and is positioned on one side of the vertical fixing plate 8 far away from the vertical filtering splint 1, and the upper end of the vertical fixing plate 8 is fixedly connected with the upper end of the vertical extrusion plate 2 through a telescopic plate; the distance adjusting mechanism mentioned in this embodiment includes: the lower end of the vertical screw rod is rotatably connected with the top of the horizontal extrusion plate 12; the first positive and negative motor is arranged at the bottom of the telescopic plate, and a motor shaft of the first positive and negative motor is in transmission connection with the upper end of the vertical screw rod; each first sliding block is longitudinally provided with a threaded hole, and the first sliding blocks are respectively in threaded connection with the vertical lead screw through the threaded holes; multiunit connecting rod 7, the quantity of every group connecting rod 7 is two, and every group connecting rod 7 symmetry slope sets up the both sides with every first slider, and the lower extreme of every group connecting rod 7 is articulated with the lateral wall of every first slider, and the upper end of every group connecting rod 7 is articulated with vertical pressure plate, vertical fixed plate 8 respectively, realizes the interval between vertical fixed plate 8 and the vertical stripper plate 12 through positive and negative commentaries on classics of a positive and negative motor.
As a further optimization of the present invention, the pressing moving mechanism includes a first pressing mechanism and a second pressing mechanism.
The first pressurizing mechanism in the embodiment comprises a horizontal fixing plate 3, one end of the horizontal fixing plate is fixedly connected with the upper end of the vertical filtering splint 1, and the bottom of the other end of the horizontal fixing plate is fixedly connected with the top of the telescopic plate 7 through a plurality of squeezing mechanisms; the lower end of the telescopic end of the electric telescopic rod 6 is fixedly connected with the top of the telescopic plate 16, and the upper end of the electric telescopic rod is fixedly connected with the bottom of the horizontal fixing plate 3;
and the second pressing mechanism includes: the groove is formed in the limiting plate 12, and the second positive and negative motor 10 is fixedly arranged on the groove wall on one side, close to the vertical fixing plate (8), in the groove; one end of a horizontal screw rod 11 is in transmission connection with a motor shaft of the second positive and negative motor 10, and the other end of the horizontal screw rod is in rotary connection with the groove wall in the groove; the second sliding block is arranged at the top of the horizontal pressurizing plate 12, the bottom of the second sliding block is in sliding connection with the top of the horizontal pressurizing plate 12, a threaded hole is formed in the horizontal direction, and the second sliding block is connected with the horizontal screw rod 11 in a threaded mode through the threaded hole; and one end of the supporting pressure rod 9 is hinged with the upper section of the side wall of the vertical fixing plate 8, which is close to one side of the limiting plate 14, and the other end of the supporting pressure rod is hinged with the top of the second sliding block.
As a further optimization of the present invention, the present invention further comprises an elastic supporting mechanism, which is disposed in the first cavity, and comprises a plurality of supporting springs, which are arranged along the length direction of the horizontal pressurizing plate 12, the upper ends of the supporting springs are connected with the bottom of the horizontal pressurizing plate 12, and the lower ends of the supporting springs are connected with the top of the horizontally disposed filtering splint 1.
As a further optimization of the present invention, the water pumping mechanism comprises: the water pump 4 is arranged on the ground surface; one end of the water pumping pipe 5 is communicated with the water pumping pump, and the other end of the water pumping pipe penetrates through the horizontal fixing plate 3 and extends into the first cavity.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The above embodiments are merely illustrative of the present invention, and should not be construed as limiting the scope of the present invention, and all designs identical or similar to the present invention are within the scope of the present invention.
Claims (7)
1. The utility model provides a drainage device for building site foundation ditch construction which characterized in that includes:
one of the two filtering splints (1) is longitudinally arranged and is abutted against the side wall of the foundation pit, the other filtering splint is horizontally arranged at the bottom of the foundation pit, and one end of the other filtering splint is connected with the lower end of the vertically arranged filtering splint (1);
the lower end of the limiting plate (14) is vertically and fixedly connected with the other end of the horizontal filtering splint (1);
the horizontal extrusion plate (12) is arranged above the horizontal filtering splint (1), and two ends of the horizontal extrusion plate are respectively connected with the limiting plate (14) and the vertical filtering splint (1) in a sliding manner;
the vertical extrusion plate (2) is arranged on the horizontal extrusion plate (12), and the lower end of the vertical extrusion plate is connected with the horizontal extrusion plate (12) in a sliding manner;
the water absorption sponge is respectively arranged in a first cavity formed by the horizontal extrusion plate (12) and the horizontal filtering splint (1) and a second cavity formed by the vertical extrusion plate (2) and the vertical filtering splint (1);
the check valve (15) is arranged on the limiting plate (12) and is respectively communicated with the first cavity and the second cavity;
the extruding mechanism is arranged on the horizontal extruding plate (12) and respectively extrudes the horizontal extruding plate (12) and the vertical extruding plate (2) to approach the filtering splint (1) in the moving direction;
and the water pumping mechanism is arranged at the top of the vertical filtering clamping plate (1), and the inlet end of the water pumping mechanism is communicated with the second cavity and used for discharging accumulated water collected in the second cavity.
2. The drainage device for the foundation pit construction of the construction site according to claim 1, wherein the filtering splint (1) comprises an inner splint and an outer splint which are in contact with the foundation pit wall, the inner splint and the outer splint are filtering plates, a gravel layer, a fiber layer and a gravel layer are sequentially laid between the inner splint and the outer splint, and the gravel layer and the fiber layer, the fiber layer and the gravel layer are respectively provided with a first filtering net and a second filtering net.
3. The drainage apparatus for foundation pit construction in construction site according to claim 1, wherein said pressing mechanism comprises a spacing adjustment mechanism in horizontal direction and a pressing movement mechanism in vertical direction.
4. The drainage apparatus for foundation pit construction in construction site according to claim 3, further comprising:
the vertical fixing plate (8) is fixedly arranged on the horizontal extrusion plate (12) and is positioned on one side, far away from the vertical filtering splint (1), of the vertical extrusion plate (2), and the upper end of the vertical extrusion plate (2) is connected with the upper end of the vertical extrusion plate (2) through a telescopic plate (16);
the interval adjustment mechanism includes:
the lower end of the vertical screw rod is rotationally connected with the top of the horizontal extrusion plate (12);
the first positive and negative motor is arranged at the bottom of the telescopic plate (16), and a motor shaft of the first positive and negative motor is in transmission connection with the upper end of the vertical screw rod;
each first sliding block is longitudinally provided with a threaded hole, and the first sliding blocks are respectively in threaded connection with the vertical lead screw through the threaded holes;
the quantity of multiunit connecting rod (7), every group connecting rod (7) is two, every group connecting rod (7) symmetry slope sets up in every the both sides of first slider, every group the lower extreme of connecting rod (7) is articulated with the lateral wall of every first slider, every group the upper end of connecting rod (7) respectively with vertical pressure plate (2) with vertical fixed plate (8) are articulated.
5. The drainage apparatus for foundation pit construction in construction site according to claim 4, wherein said pressurizing moving mechanism comprises a first pressurizing mechanism and a second pressurizing mechanism;
the first pressing mechanism includes:
one end of the horizontal fixing plate (3) is fixedly connected with the upper end of the vertical filtering splint (1);
the lower end of the telescopic end of the electric telescopic rod (6) is fixedly connected with the top of the telescopic plate (16), and the upper end of the electric telescopic rod is fixedly connected with the bottom of the horizontal fixing plate (3);
the second pressing mechanism includes:
the groove is formed in the limiting plate (12);
the second positive and negative motor (10) is fixedly arranged on the groove wall at one side close to the vertical fixing plate (8) in the groove;
one end of a horizontal lead screw (11) is in transmission connection with a motor shaft of the second positive and negative motor (10), and the other end of the horizontal lead screw is in rotation connection with the groove wall in the groove;
the second sliding block is arranged at the top of the horizontal pressurizing plate (12), the bottom of the second sliding block is in sliding connection with the top of the horizontal pressurizing plate (12), a threaded hole is formed in the horizontal direction, and the second sliding block is in threaded connection with the horizontal lead screw (11) through the threaded hole;
and one end of the supporting pressure rod (9) is hinged with the upper section of the side wall of the vertical fixing plate (8) close to one side of the limiting plate (14), and the other end of the supporting pressure rod is hinged with the top of the second sliding block.
6. The drainage apparatus for foundation pit construction in construction site according to claim 2, further comprising an elastic support structure disposed in the first cavity, wherein the elastic support structure comprises a plurality of support springs arranged along the length direction of the horizontal pressure plate (12), the upper ends of the support springs are connected to the bottom of the horizontal pressure plate (12), and the lower ends of the support springs are connected to the top of the horizontally disposed filtering clamp plate.
7. The drainage apparatus for use in foundation pit construction in construction site according to claim 1, wherein said pumping mechanism comprises:
the water pump (4) is arranged on the ground surface;
one end of the water suction pipe (5) is communicated with the water suction pump, and the other end of the water suction pipe penetrates through the horizontal fixing plate (3) and extends into the first cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210530829.7A CN114908785B (en) | 2022-05-16 | 2022-05-16 | Drainage device for construction of foundation pit of building site |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210530829.7A CN114908785B (en) | 2022-05-16 | 2022-05-16 | Drainage device for construction of foundation pit of building site |
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| Publication Number | Publication Date |
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| CN114908785A true CN114908785A (en) | 2022-08-16 |
| CN114908785B CN114908785B (en) | 2024-01-26 |
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| CN202210530829.7A Active CN114908785B (en) | 2022-05-16 | 2022-05-16 | Drainage device for construction of foundation pit of building site |
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