CN114908784A - Maintenance method of high-water-level deep pit after construction - Google Patents
Maintenance method of high-water-level deep pit after construction Download PDFInfo
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- CN114908784A CN114908784A CN202210512222.6A CN202210512222A CN114908784A CN 114908784 A CN114908784 A CN 114908784A CN 202210512222 A CN202210512222 A CN 202210512222A CN 114908784 A CN114908784 A CN 114908784A
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- acid
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 142
- 238000000034 method Methods 0.000 title claims abstract description 19
- 238000010276 construction Methods 0.000 title abstract description 11
- 238000012423 maintenance Methods 0.000 title abstract description 10
- 238000001514 detection method Methods 0.000 claims abstract description 20
- 239000006260 foam Substances 0.000 claims abstract description 9
- 238000009415 formwork Methods 0.000 claims abstract description 8
- 239000000243 solution Substances 0.000 claims description 12
- 238000005086 pumping Methods 0.000 claims description 6
- 239000003929 acidic solution Substances 0.000 claims description 4
- 239000012670 alkaline solution Substances 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 4
- 230000007935 neutral effect Effects 0.000 claims description 4
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 239000002689 soil Substances 0.000 abstract description 5
- 239000002585 base Substances 0.000 description 37
- 239000002253 acid Substances 0.000 description 3
- 239000003513 alkali Substances 0.000 description 3
- 230000002378 acidificating effect Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009933 burial Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000001960 triggered effect Effects 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
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D31/00—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution
- E02D31/06—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution against corrosion by soil or water
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D13/00—Pumping installations or systems
- F04D13/02—Units comprising pumps and their driving means
- F04D13/06—Units comprising pumps and their driving means the pump being electrically driven
- F04D13/08—Units comprising pumps and their driving means the pump being electrically driven for submerged use
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
- F04D15/02—Stopping of pumps, or operating valves, on occurrence of unwanted conditions
- F04D15/0209—Stopping of pumps, or operating valves, on occurrence of unwanted conditions responsive to a condition of the working fluid
- F04D15/0218—Stopping of pumps, or operating valves, on occurrence of unwanted conditions responsive to a condition of the working fluid the condition being a liquid level or a lack of liquid supply
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Mechanical Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Level Indicators Using A Float (AREA)
- Control Of Non-Electrical Variables (AREA)
Abstract
The invention belongs to the technical field related to building pits, and discloses a method for maintaining a constructed high-water-level pit, which is characterized by comprising the following steps and equipment for implementing the steps; s1, firstly, fixing the equipment on a building formwork; s2, adjusting the whole height of the equipment according to the depth of the pit to enable the equipment to adapt to the depth of the pit; s3, adjusting the warning water level of the equipment according to the actual water level requirement of the pit; and S4, when the water level of the pit rises and overflows, starting the equipment to maintain the water level of the pit below the warning water level. According to the invention, through the design of the outer frame, the submersible pump and the water level detection disc, the maximum water level of the pit can be adjusted through the water level detection disc, when the water level reaches the maximum, the foam floating plate floats and triggers the pressure sensor, and the water in the pit is discharged through the submersible pump, so that the water level of the pit is ensured not to exceed the maximum digit, the maintenance of the pit is realized, and the condition that the foundation soil is disturbed to cause uneven settlement of a building after construction is avoided.
Description
Technical Field
The invention belongs to the technical field of building pit maintenance, and particularly relates to a method for maintaining a high-water-level pit after construction.
Background
Along with the improvement of the living standard of people, the demand on residential buildings is continuously increased, various types of residential districts are continuously built, the requirement on underground space of people is more and more, the foundation burial depth of the building is correspondingly and continuously increased, and when a foundation pit with the bottom elevation lower than the underground water level is excavated, because the aquifer of soil is cut off, the underground water can continuously infiltrate into the pit, and a deep foundation pit with high water level can be formed;
at present, the maintenance work of current high water level pit is more difficult, and when the water level in the high water level pit changes, unable in time extraction leads to the overflow, makes the ground by the water logging bubble, and disturbance foundation soil causes the inhomogeneous settlement of building after the engineering is accomplished, makes the building fracture or destroy, and simultaneously, high water level pit can be corroded because the pH valve of water, has the potential safety hazard, brings very big unfavorable for the construction. Therefore, a maintenance method of the constructed high-water-level deep pit is designed to solve the problems.
Disclosure of Invention
Aiming at the defects of the prior art, the invention aims to provide a method for maintaining a constructed high-water-level deep pit, which can solve the problems that the water level in the high-water-level deep pit cannot be adjusted in time and the pH value of a water body cannot be adjusted in the prior art.
A method for maintaining a constructed high-water-level deep pit is characterized by comprising the following steps and equipment for implementing the steps;
s1, firstly, fixing the equipment on a building formwork;
s2, adjusting the whole height of the equipment according to the depth of the pit to enable the equipment to adapt to the depth of the pit;
s3, adjusting the warning water level of the equipment according to the actual water level requirement of the pit;
s4, when the water level of the pit rises and overflows, starting the equipment to keep the water level of the pit below a warning water level;
s5, detecting the pH value of the deep-pit water body through equipment, adjusting the pH value through an acid-base solution in the equipment, and controlling the pH value of the water body to be maintained at neutral;
the equipment comprises an outer frame, wherein a water level cavity is formed in the outer frame, four internal thread holes are symmetrically formed in the end face of the top end of the outer frame, a water level adjusting cavity is formed in the outer frame, three water inlets are symmetrically formed in the water level adjusting cavity, and two acid-base adjusting cavities are symmetrically formed in the end face of the bottom end face of the outer frame;
an adjusting fixed shaft is fixedly arranged in the water level cavity, an adjusting hole is formed in the adjusting fixed shaft, a water level detection plate is rotatably arranged on the adjusting hole, an adjusting cavity is formed in the water level detection plate, the adjusting cavity is located at the adjusting fixed shaft and can slide back and forth along the adjusting fixed shaft, two spring cavities are symmetrically formed in the adjusting cavity, a positioning block is arranged in the spring cavity in a sliding mode, the positioning block is connected with the spring cavities through a reset spring, and the positioning block is located at the adjusting hole;
the water level detection disc is symmetrically provided with two positioning cavities about the adjusting cavity, the foam floating plate is placed in each positioning cavity, the bottom side of each positioning cavity is provided with an arc-shaped opening, and the periphery of each positioning cavity is provided with a through hole;
a motor shaft is electrically and rotatably arranged in the acid-base adjusting cavity, an acid-base adjusting wheel is fixedly arranged on the motor shaft, and three wheel cavities are formed in the acid-base adjusting wheel;
the top end face of the outer frame is provided with a clamping adjusting device.
Preferably, the clamping adjusting device comprises two fixing rods, a hydraulic groove is formed in each fixing rod, two hydraulic cylinders are symmetrically and fixedly arranged at two ends of each fixing rod, a clamping piece is controlled on each hydraulic cylinder, one end of each clamping piece is located in each hydraulic groove and can slide back and forth along each hydraulic groove, an arc-shaped rod is fixedly arranged on each clamping piece, a friction cavity is formed in each clamping piece, three electric wheel shafts are symmetrically and electrically arranged in each friction cavity in a rotating mode, and a friction wheel is fixedly arranged on each electric wheel shaft;
the top plate is fixedly arranged on the end face of the bottom end of the fixed rod, the four fixed motors are symmetrically and fixedly arranged on the end face of the top end of the top plate, a threaded motor shaft is controlled on each fixed motor, penetrates through the top plate and is located in the internal thread hole in a threaded transmission mode, and the threaded motor shaft and the internal thread hole are in threaded transmission.
Preferably, a submersible pump is fixedly arranged at an opening of the water level adjusting cavity, a water pumping pipe is fixedly arranged on the end face of the top end of the submersible pump, and a water inlet pipe is fixedly arranged at an opening of the water inlet.
Preferably, the acid-base adjusting cavity and the wheel cavity on one side are stored with alkaline solution, and the acid-base adjusting cavity and the wheel cavity on the other side are stored with acidic solution.
Preferably, the acid-base adjusting wheel is tightly attached to the inner wall of the acid-base adjusting cavity, and the outer ends of the acid-base adjusting wheel and the friction wheel are coated with rubber layers.
Preferably, the submersible pump is electrically connected with the acid-base detection sensor.
Compared with the prior art, the invention has the beneficial effects that:
according to the method for maintaining the high-water-level deep pit after construction, the maximum water level of the deep pit can be adjusted through the water level detection disc through the design of the outer frame, the submersible pump and the water level detection disc, when the water level reaches the maximum, the foam floating plate floats and triggers the pressure sensor, and water in the deep pit is discharged through the submersible pump, so that the water level of the deep pit cannot exceed the maximum water level, the deep pit is maintained, and the condition that foundation soil is disturbed to cause uneven settlement of a building after construction is avoided.
According to the method for maintaining the high water level deep pit after construction, the pH value of the water in the deep pit can be detected through the pH value detection sensor through the design of the pH value adjusting wheel and the pH value detection sensor, the motor shaft is put in and rotated according to the pH value, the motor shaft drives the pH value adjusting wheel to rotate, and the pH value of the water in the deep pit is adjusted by the pH value adjusting wheel and the solution in the wheel cavity is poured into the deep pit, so that the foundation is prevented from being corroded.
According to the maintenance method of the high water level deep pit after construction, the rubber layer is coated at the outer end of the acid-base adjusting wheel, so that the acid-base adjusting wheel can be prevented from being corroded by acid-base solution, and meanwhile, the acid-base solution can be prevented from leaking.
Drawings
FIG. 1 is a block diagram of the steps of the present invention;
FIG. 2 is a schematic perspective view of a first orientation of an apparatus for performing steps of the present invention;
FIG. 3 is a schematic perspective view of a second orientation of the apparatus for performing the steps of the present invention;
FIG. 4 is a schematic perspective view of the outer frame of the present invention in a first orientation;
FIG. 5 is a schematic perspective view of the outer frame of the present invention in a second orientation;
FIG. 6 is a schematic perspective view of the clamping adjustment device of the present invention;
FIG. 7 is a sectional view of a water level sensing plate according to the present invention;
FIG. 8 is a cross-sectional view of the outer frame of the present invention;
in the figure: 1. the device comprises an outer frame, 1-1 parts of a water level cavity, 1-2 parts of an acid-base adjusting cavity, 1-3 parts of a water level adjusting cavity, 1-4 parts of a water inlet, 1-6 parts of an inner threaded hole, 2 parts of a clamping adjusting device, 2-1 parts of a fixing rod, 2-2 parts of a hydraulic groove, 2-3 parts of a friction wheel, 2-4 parts of a hydraulic cylinder, 2-5 parts of a friction cavity, 2-6 parts of an electric wheel shaft, 2-7 parts of an arc-shaped rod, 2-8 parts of a clamping sheet, 3 parts of a top plate, 4 parts of a fixing motor, 5 parts of a threaded motor shaft, 6 parts of a submersible pump, 7 parts of an adjusting fixing shaft, 7-1 parts of an adjusting hole, 8 parts of a water level detecting disc, 8-1 parts of a through hole, 8-2 parts of an arc-shaped opening, 8-3 parts of an adjusting cavity, 8-4 parts of a spring cavity, 8-5 parts of a positioning cavity, 9 parts of a water inlet pipe, 10. the device comprises a water pumping pipe 11, an acid-base adjusting wheel 11-1, a wheel cavity 12, an acid-base detection sensor 13, a foam floating plate 14, a positioning block 15, a pressure sensor 16, a return spring 17 and a motor shaft.
Detailed Description
Please refer to fig. 1-8, which illustrate a method for maintaining a high water level pit after construction, which is a method for maintaining a high water level pit after construction, which can adjust the water level in the high water level pit in time and adjust the ph of the water body. Specifically, the maintenance method of the constructed high water level deep pit comprises the following steps and equipment for implementing the steps.
S1, firstly, fixing the equipment on a building formwork;
s2, adjusting the whole height of the equipment according to the depth of the pit to enable the equipment to adapt to the depth of the pit;
s3, adjusting the warning water level of the equipment according to the actual water level requirement of the pit;
s4, when the water level of the pit rises and overflows, starting the equipment to keep the water level of the pit below a warning water level;
s5, detecting the pH value of the deep-pit water body through equipment, adjusting the pH value through an acid-base solution in the equipment, and controlling the pH value of the water body to be maintained at neutral;
the equipment comprises an outer frame 1, a water level cavity 1-1 is arranged in the outer frame 1, four internal thread holes 1-6 are symmetrically arranged on the end face of the top end of the outer frame 1, a water level adjusting cavity 1-3 is arranged on the outer frame 1, three water inlets 1-4 are symmetrically arranged in the water level adjusting cavity 1-3, two acid-base adjusting cavities 1-2 are symmetrically arranged on the end face of the bottom end of the outer frame 1, an adjusting fixed shaft 7 is fixedly arranged in the water level cavity 1-1, an adjusting hole 7-1 is arranged on the adjusting fixed shaft 7, a water level detecting disc 8 is rotatably arranged on the adjusting hole 7-1, an adjusting cavity 8-3 is arranged in the water level detecting disc 8, the adjusting cavity 8-3 is positioned at the adjusting fixed shaft 7 and can slide back and forth along the adjusting fixed shaft 7, and two spring cavities 8-4 are symmetrically arranged in the adjusting cavity 8-3, a positioning block 14 is arranged in the spring cavity 8-4 in a sliding manner, the positioning block 14 is connected with the spring cavity 8-4 through a return spring 16, the positioning block 14 is positioned at the position of an adjusting hole 7-1, the water level detection disc 8 is symmetrically provided with two positioning cavities 8-5 about an adjusting cavity 8-3, a foam floating plate 13 is arranged in the positioning cavities 8-5, the bottom side of the positioning cavities 8-5 is provided with an arc-shaped opening 8-2, the peripheral side of the positioning cavities 8-5 is provided with a through hole 8-1, a pressure sensor 15 is fixedly arranged on the inner wall of the top side of the positioning cavities 8-5, a motor shaft 17 is electrically and rotatably arranged in the acid and alkali adjusting cavities 1-2, an acid and alkali adjusting wheel 11 is fixedly arranged on the motor shaft 17, three wheel cavities 11-1 are arranged on the acid and alkali adjusting wheel 11, and a clamping adjusting device 2 is arranged on the end surface of the top end of the outer frame 1, can adjust the maximum water level of pit through water level detection dish 8, when the water level reached the highest, foam floating plate 13 floated and triggered pressure sensor 15, through and discharge the water in the pit through immersible pump 6, ensured that the pit water level can not exceed maximum digit to the realization avoids disturbance foundation soil to the maintenance of pit, causes the differential settlement of building after the engineering is accomplished.
The clamping and adjusting device 2 comprises two fixing rods 2-1, a hydraulic groove 2-2 is formed in each fixing rod 2-1, two hydraulic cylinders 2-4 are symmetrically and fixedly arranged at two ends of each fixing rod 2-1, clamping pieces 2-8 are controlled on the hydraulic cylinders 2-4, one ends of the clamping pieces 2-8 are located in the hydraulic grooves 2-2 and can slide back and forth along the hydraulic grooves 2-2, arc-shaped rods 2-7 are fixedly arranged on the clamping pieces 2-8, friction cavities 2-5 are formed in the clamping pieces 2-8, three electric wheel shafts 2-6 are symmetrically and electrically arranged in the friction cavities 2-5 in a rotating manner, friction wheels 2-3 are fixedly arranged on the electric wheel shafts 2-6, a top plate 3 is fixedly arranged on the end face of the bottom end of each fixing rod 2-1, four fixing motors 4 are symmetrically and fixedly arranged on the end face of the top end of the top plate 3, a threaded motor shaft 5 is controlled on the fixed motor 4, and the threaded motor shaft 5 penetrates through the top plate 3, is positioned in the internal threaded hole 1-6 and is in threaded transmission with the internal threaded hole 1-6.
A submersible pump 6 is fixedly arranged at the opening of the water level adjusting cavity 1-3, a water pumping pipe 10 is fixedly arranged on the end surface of the top end of the submersible pump 6, and a water inlet pipe 9 is fixedly arranged at the opening of the water inlet 1-4.
The acid-base adjusting cavity 1-2 and the wheel cavity 11-1 on one side are stored with alkaline solution, the acid-base adjusting cavity 1-2 and the wheel cavity 11-1 on the other side are stored with acidic solution, the acid-base detecting sensor 12 can detect the pH value of the water body in the pit, the motor shaft 17 is put in and rotated according to the pH value, the motor shaft 17 drives the acid-base adjusting wheel 11 to rotate, and the acid-base adjusting wheel 11 pours the solution in the wheel cavity 11-1 into the pit, so that the pH value of the water body in the pit is adjusted, and the foundation is prevented from being corroded.
The acid-base adjusting wheel 11 is tightly attached to the inner wall of the acid-base adjusting cavity 1-2, and the outer ends of the acid-base adjusting wheel 11 and the friction wheel 2-3 are coated with rubber layers, so that the acid-base adjusting wheel 11 can be prevented from being corroded by acid-base solution, and meanwhile, the acid-base solution can be prevented from being leaked.
The submersible pump 6 is electrically connected with the acid-base detection sensor 12.
During maintenance, firstly filling acidic chemical solution into one acid-base adjusting cavity 1-2, filling alkaline chemical solution into the other acid-base adjusting cavity 1-2, the equipment is placed at a building formwork in a pit, then a hydraulic cylinder 2-4 is started, the hydraulic cylinder 2-4 drives a clamping sheet 2-8 to move, the clamping sheet 2-8 drives a friction wheel 2-3 to move, the friction wheel 2-3 clamps the building formwork, the equipment is installed on the building formwork, after the equipment is installed on the building formwork, starting a fixed motor 4, driving a threaded motor shaft 5 to rotate by the fixed motor 4, driving an outer frame 1 to move by the threaded motor shaft 5, matching the whole length of the equipment with the depth of the pit, then adjusting the height position of a water level detection disc 8 according to the maximum water level of the actual pit, and connecting a water storage barrel to the position of a water pumping pipe 10 after completion;
when the maximum water level in the pit rises, the foam floating plate 13 in the positioning cavity 8-5 receives the buoyancy of water to float upwards and is in contact with the pressure sensor 15, the pressure sensor 15 triggers and controls the submersible pump 6 to start, the submersible pump 6 pumps out the water in the pit through the pump 9 and discharges the water into the water storage barrel through the water pumping pipe 10, and after the water level falls, the foam floating plate 13 is not in contact with the pressure sensor 15 any more, and the submersible pump 6 is closed;
when the acid-base detection sensor 12 detects that the pH value of the water body exceeds the standard, the corresponding motor shaft 17 can be controlled to rotate, the motor shaft 17 controls the corresponding acid-base adjusting wheel 11 to rotate, the acid-base adjusting wheel 11 rotates to enable the solution in the wheel cavity 11-1 to be poured into the pit, the alkaline solution is poured into the pit water body when the pit water body is acidic, the acidic solution is poured into the pit water body when the pit water body is alkaline, and the adjusted pit water body is neutral.
Claims (6)
1. A method for maintaining a constructed high-water-level deep pit is characterized by comprising the following steps and equipment for implementing the steps;
s1, firstly, fixing the equipment on a building formwork;
s2, adjusting the whole height of the equipment according to the depth of the pit to enable the equipment to adapt to the depth of the pit;
s3, adjusting the warning water level of the equipment according to the actual water level requirement of the pit;
s4, when the water level of the pit rises and overflows, starting the equipment to keep the water level of the pit below a warning water level;
s5, detecting the pH value of the deep-pit water body through equipment, adjusting the pH value through an acid-base solution in the equipment, and controlling the pH value of the water body to be maintained at neutral;
the equipment comprises an outer frame (1), wherein a water level cavity (1-1) is formed in the outer frame (1), four internal thread holes (1-6) are symmetrically formed in the end face of the top end of the outer frame (1), a water level adjusting cavity (1-3) is formed in the outer frame (1), three water inlets (1-4) are symmetrically formed in the water level adjusting cavity (1-3), and two acid-base adjusting cavities (1-2) are symmetrically formed in the end face of the bottom end face of the outer frame (1);
an adjusting fixed shaft (7) is fixedly arranged in the water level cavity (1-1), an adjusting hole (7-1) is formed in the adjusting fixed shaft (7), a water level detection plate (8) is rotatably arranged on the adjusting hole (7-1), an adjusting cavity (8-3) is formed in the water level detection plate (8), the adjusting cavity (8-3) is located at the adjusting fixed shaft (7) and can slide back and forth along the adjusting fixed shaft (7), two spring cavities (8-4) are symmetrically formed in the adjusting cavity (8-3), a positioning block (14) is arranged in the spring cavity (8-4) in a sliding manner, the positioning block (14) is connected with the spring cavities (8-4) through a return spring (16), and the positioning block (14) is located at the adjusting hole (7-1);
the water level detection disc (8) is symmetrically provided with two positioning cavities (8-5) relative to the adjusting cavity (8-3), foam floating plates (13) are placed in the positioning cavities (8-5), arc-shaped openings (8-2) are formed in the bottom sides of the positioning cavities (8-5), through holes (8-1) are formed in the peripheral sides of the positioning cavities (8-5), and pressure sensors (15) are fixedly arranged on the inner walls of the top sides of the positioning cavities (8-5);
a motor shaft (17) is electrically and rotatably arranged in the acid-base adjusting cavity (1-2), an acid-base adjusting wheel (11) is fixedly arranged on the motor shaft (17), and three wheel cavities (11-1) are formed in the acid-base adjusting wheel (11);
the top end face of the outer frame (1) is provided with a clamping adjusting device (2).
2. The method for maintaining the constructed high water level deep pit according to claim 1, wherein: the clamping and adjusting device (2) comprises two fixing rods (2-1), a hydraulic groove (2-2) is formed in each fixing rod (2-1), two hydraulic cylinders (2-4) are symmetrically and fixedly arranged at two ends of each fixing rod (2-1), clamping pieces (2-8) are controlled on the hydraulic cylinders (2-4), one end of each clamping piece (2-8) is located in each hydraulic groove (2-2), the clamping piece (2-8) is fixedly provided with an arc-shaped rod (2-7), a friction cavity (2-5) is formed in the clamping piece (2-8), three electric wheel shafts (2-6) are symmetrically and electrically arranged in the friction cavity (2-5) in a rotating manner, and friction wheels (2-3) are fixedly arranged on the electric wheel shafts (2-6);
the top plate (3) is fixedly arranged on the end face of the bottom end of the fixed rod (2-1), four fixed motors (4) are fixedly arranged on the end face of the top end of the top plate (3) in a centrosymmetric mode, a threaded motor shaft (5) is controlled on each fixed motor (4), and the threaded motor shaft (5) penetrates through the top plate (3), is located in the internal thread holes (1-6) and is in threaded transmission with the internal thread holes (1-6).
3. The method for maintaining a constructed high water level pit according to claim 1, wherein: a submersible pump (6) is fixedly arranged at the opening of the water level adjusting cavity (1-3), a water pumping pipe (10) is fixedly arranged on the end surface of the top end of the submersible pump (6), and a water inlet pipe (9) is fixedly arranged at the opening of the water inlet (1-4).
4. The method for maintaining a constructed high water level pit according to claim 1, wherein: an alkaline solution is stored in the acid-base adjusting cavity (1-2) and the wheel cavity (11-1) on one side, and an acidic solution is stored in the acid-base adjusting cavity (1-2) and the wheel cavity (11-1) on the other side.
5. The method for maintaining the constructed high water level pit according to claim 4, wherein: the acid-base adjusting wheel (11) is tightly attached to the inner wall of the acid-base adjusting cavity (1-2), and the outer ends of the acid-base adjusting wheel (11) and the friction wheel (2-3) are coated with rubber layers.
6. The method for maintaining the constructed high water level pit according to claim 3, wherein: the submersible pump (6) is electrically connected with the acid-base detection sensor (12).
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| CN202210512222.6A CN114908784B (en) | 2022-05-11 | 2022-05-11 | Maintenance method of high-water-level pit after construction |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210512222.6A CN114908784B (en) | 2022-05-11 | 2022-05-11 | Maintenance method of high-water-level pit after construction |
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| CN114908784B CN114908784B (en) | 2024-05-14 |
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