CN219060099U - Deep foundation pit dewatering construction device - Google Patents
Deep foundation pit dewatering construction device Download PDFInfo
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- CN219060099U CN219060099U CN202223080749.0U CN202223080749U CN219060099U CN 219060099 U CN219060099 U CN 219060099U CN 202223080749 U CN202223080749 U CN 202223080749U CN 219060099 U CN219060099 U CN 219060099U
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Abstract
The utility model discloses a deep foundation pit dewatering construction device which comprises a mounting plate and an outer protective cylinder, wherein the outer protective cylinder is of a circular cylindrical structure, a plurality of mounting holes are formed in a seepage cylinder at the lower end of the outer protective cylinder, and a filter assembly is arranged in each mounting hole; the mounting plate is arranged on the outer protective cylinder through a positioning bolt, a motor is arranged on the mounting plate, the driving end of the motor is connected with a driving shaft, an inner cutting cylinder is arranged on the driving shaft, the inner cutting cylinder is rotatably arranged in the outer protective cylinder, a plurality of diversion holes are formed in the inner cutting cylinder, and the diversion holes are matched with the mounting holes; the device can effectively filter underground water from outside the cylinder when in use through the arrangement of the outer protective cylinder, the inner protective cylinder, the driving shaft and the filtering component, and cut, dissolve and extract mud strips after filtering, so that the filtering effect on the underground water is effectively ensured, the service life of each device is ensured, and the device has the characteristics of simple structure, convenient use and good filtering effect.
Description
Technical Field
The utility model belongs to the technical field of deep foundation pit dewatering equipment, and particularly relates to a deep foundation pit dewatering construction device.
Background
The deep foundation pit is excavated in the area with higher underground water level, because the aquifer is cut off, under the action of pressure difference, the underground water can be continuously permeated into the foundation pit, thus forming accumulated water of the foundation pit, if the foundation pit is not used for carrying out water lowering and draining work, the foundation pit can be immersed, the site construction condition is poor, the bearing capacity of the foundation is reduced, and phenomena such as sand flow, piping and slope instability can be possibly caused under the action of dynamic water pressure;
therefore, in order to ensure the construction safety of the foundation pit, an effective foundation pit dewatering method and a dewatering construction scheme are needed, and a deep foundation pit dewatering construction device is needed to be designed, such as a deep and shallow well foundation pit dewatering device of a large foundation pit and a dewatering method thereof disclosed in application number 202210456407.X, the deep and shallow well foundation pit dewatering device comprises a base, wherein a plurality of rollers are hinged on the base, a support is fixedly connected to the base, a hydraulic cylinder is mounted on the support, an output shaft of the hydraulic cylinder is fixedly connected with a connecting block, one end of a water hose is fixedly connected to the connecting block, the other end of the water hose is communicated with the input end of a water pump, and the dewatering efficiency of the device on the foundation pit can be conveniently improved when the deep and shallow well foundation pit dewatering device is used;
however, when the existing device is used, a large amount of sediment is often accompanied in the process of extracting groundwater, so that the situation of blockage of a water suction pipe and the like is easily caused, for example, the full-automatic intelligent circulating construction device for deep foundation pit dewatering disclosed in application number 201921205940.9 comprises a mounting frame, wherein a driving motor drives a barb to hook leaves and dredge sediment, so that the purpose of blocking prevention is achieved; it can be seen that when the device works, the barbs are adopted to hook the leaves, and then the sludge pump is used to suck the sludge, so that the sludge and the leaves are treated; however, the barb has poor effect on the treatment of the leaves when the device works, and if some branches or objects with longer size enter the sludge pump to easily cause blockage, the barb cannot treat the branches well, so that the service life is shortened, and the integral anti-blockage effect is not obvious;
therefore, there is a need to design a new deep foundation pit dewatering construction device to solve the problems existing in the prior art.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model aims to provide a deep foundation pit dewatering construction device which can effectively filter underground water from outside a cylinder and cut, dissolve and extract mud strips after filtering through the arrangement of an outer protective cylinder, an inner protective cylinder, a driving shaft and a filtering component, effectively ensure the filtering effect on the underground water, ensure the service life of each device and has the characteristics of simple structure, convenient use and good filtering effect.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
a deep foundation pit dewatering construction device, which comprises a mounting plate and an outer protective cylinder,
the outer protective cylinder is of a circular cylindrical structure, a plurality of mounting holes are formed in the seepage cylinder at the lower end of the outer protective cylinder, and a filter assembly is arranged in each mounting hole;
the mounting plate passes through the locating bolt setting on outer protective casing, and is provided with the motor on the mounting plate, the drive end and the drive shaft coupling of motor, be provided with interior section of thick bamboo in the drive shaft, interior section of thick bamboo rotates and sets up in outer protective casing, and is provided with a plurality of water conservancy diversion holes on interior section of thick bamboo, water conservancy diversion hole and mounting hole cooperation use.
Preferably, the filter component can dismantle the setting in the mounting hole, including shell body and filter disc, the shell body can dismantle the setting on the mounting hole, and be provided with a plurality of filter disc installation draw-in grooves on the shell body, filter disc installation draw-in groove and filter disc cooperation use.
Preferably, the diversion hole is a trapezoid round hole with a large inner part and a small outer part, and a circular blade structure is formed at the outer port of the diversion hole.
Preferably, the mounting plate and the outer casing are further provided with bearings, the bearings are matched with the driving shaft for use, and the lower end of the driving shaft is further provided with a plurality of stirring rods.
Preferably, a connecting rod is further arranged on the inner side of the inner cutting cylinder, a connecting sleeve is arranged at the tail end of the connecting rod, and the connecting sleeve is matched with the driving shaft for use.
Preferably, the mounting plate on still be provided with the drain pipe installing port, drain pipe installing port and drain pipe connection, the lower extreme port of drain pipe stretches into in the outer protective casing, and still is provided with the suction pump on the pipeline of drain pipe.
Preferably, a hanging seat is further arranged on the upper connecting disc of the outer protective cylinder.
The beneficial effects of the utility model are as follows: the utility model discloses a deep foundation pit dewatering construction device, which is improved compared with the prior art in that:
1. the utility model designs a deep foundation pit dewatering construction device which comprises an outer protective cylinder, an inner protective cylinder, a driving shaft and a filtering component, wherein when the device is used, the traditional means for filtering in a dewatering well is overturned, and the filtering component is utilized to filter groundwater from the outside of the dewatering well, so that the groundwater entering the outer protective cylinder is filtered for a plurality of times, thus a drain pipe is not blocked when the device is extracted, and the filtering and anti-blocking effects of the device on the groundwater are effectively ensured;
2. the device cuts the mud strip by using the diversion hole when in use, so that a small-section mud section is formed, the mud pressure in the mounting hole is effectively lightened, underground water is continuously introduced into the internal cutting cylinder through the mounting hole under the action of external pressure and pumped out by the suction pump, the precipitation efficiency of the device is ensured, the internal cutting cylinder has a certain flow sealing effect when in use, and external mud is prevented from entering the device when not in use;
3. and this device is through setting up the puddler in the lower extreme of drive shaft, when the drive shaft rotates, utilizes the puddler to stir the sediment cutting section in the interior section of thick bamboo along with the rivers motion, makes it be dissolved in water, forms the grout and is taken out by the drain pipe, effectually prevented that mud from being deposited in the interior section of thick bamboo, alleviateed the work load of motor, guaranteed the life of each equipment, have simple structure, convenient to use and filter effect's advantage.
Drawings
FIG. 1 is a layout of deep foundation pit well point precipitation.
Fig. 2 is a use state diagram of the deep foundation pit dewatering construction device of the utility model.
FIG. 3 is a schematic view of the structure of the mounting plate of the present utility model.
Fig. 4 is a schematic structural view of the inner cutting cylinder of the present utility model.
Fig. 5 is a top view of the inner cutting drum of the present utility model.
Fig. 6 is a schematic structural view of an outer casing of the present utility model.
Fig. 7 is a cross-sectional view of the deep foundation pit dewatering construction device of the present utility model.
Fig. 8 is a cross-sectional view of a filter assembly of the present utility model.
Wherein: 1. mounting plate, 11, drain pipe mounting hole, 12, inner cutting cylinder, 13, guide hole, 14, connecting sleeve, 15, bearing, 16, connecting rod, 2, outer protective cylinder, 21, seepage cylinder, 22, mounting hole, 23, hanging seat, 3, motor, 4, locating bolt, 5, water pump, 6, driving shaft, 7, stirring rod, 8, filtering component, 81, outer shell, 811, filter disc mounting clamping groove, 82, filter disc, 9, drain pipe.
Detailed Description
In order to enable those skilled in the art to better understand the technical solution of the present utility model, the technical solution of the present utility model is further described below with reference to the accompanying drawings and examples.
Example 1: referring to figures 1-8, a deep foundation pit dewatering construction device comprises a mounting plate 1 and an outer casing 2, wherein
The outer casing 2 is of a circular cylindrical structure placed in a dewatering well point, a plurality of mounting holes 22 are formed in a seepage cylinder 21 at the lower end of the outer casing 2, a filter assembly 8 is arranged in the mounting holes 22, and when the dewatering device is used, the filter assembly 8 is used for filtering groundwater to remove sludge and branches in the groundwater;
the installation board 1 passes through locating bolt 4 fixed mounting on the upper end connection pad of outer protective casing 2, and is provided with motor 3 on installation board 1, motor 3's drive end and drive shaft 6 fixed connection, still fixed mounting has interior section of thick bamboo 12 on the drive shaft 6, interior section of thick bamboo 12 rotates and installs in outer protective casing 2, and is provided with a plurality of water conservancy diversion holes 13 on interior section of thick bamboo 12, water conservancy diversion hole 13 and mounting hole 22 cooperation use, in leading into interior section of thick bamboo 12 with the groundwater in the precipitation well point, have dislocation seal simultaneously and flow effect concurrently.
Preferably, for the convenience of dismantling and changing filter module 8 when using, filter module 8 demountable installation in mounting hole 22 is designed, and for the convenience of filtering groundwater in the use, get rid of mud and branch wherein, filter module 8 is designed including shell body 81 and filter disc 82, shell body 81 passes through bolt piece demountable installation on mounting hole 22, and still is provided with a plurality of filter disc installation draw-in grooves 811 on shell body 81, filter disc installation draw-in grooves 811 and filter disc 82 cooperation are used, install filter disc 82 when using.
Preferably, in order to be used with the mounting hole 22, the silt extruded into the filter 82 is cut to form a new cutting section and falls into the inner cutting cylinder 12, the diversion hole 13 is designed to be a trapezoid round hole with the inner size and the outer size, and a round blade structure is formed at the outer port of the diversion hole 13.
Preferably, in order to ensure that the driving shaft 6 is rotatably installed in the outer casing 2, bearings 15 are further arranged on the mounting plate 1 and the outer casing 2, and the bearings 15 are matched with the driving shaft 6 for use to mount the driving shaft 6.
Preferably, in order to facilitate the fixed connection of the driving shaft 6 and the inner cutting cylinder 12, the inner cutting cylinder 12 is driven to rotate in the process of rotating the driving shaft 6, a connecting rod 16 is further arranged at the inner side of the inner cutting cylinder 12, a connecting sleeve 14 is arranged at the tail end of the connecting rod 16, the connecting sleeve 14 is matched with the driving shaft 6 for use and is connected with the driving shaft 6 through a connecting bolt, namely, in the process of driving the driving shaft 6 to rotate by the motor 3, the inner cutting cylinder 12 is driven to rotate in the outer casing 2, and sediment extruded into the filter disc 82 is cut to form a new cutting section and falls into the inner cutting cylinder 12.
Preferably, in order to stir the sediment cutting segment falling into the inner cutting cylinder 12, so that the sediment cutting segment is melted into water again, cement paste is drawn out, a plurality of stirring rods 7 are further arranged at the lower end of the driving shaft 6, and when the driving shaft 6 rotates, the stirring rods 7 are utilized to stir the sediment cutting segment in the inner cutting cylinder 12 to move along with water flow, so that the sediment cutting segment is dissolved into water, and cement paste is drawn out by the drain pipe 9.
Preferably, in order to facilitate the extraction of the groundwater permeated into the outer casing 2, the mounting plate 1 is further provided with a drain pipe mounting port 11, the drain pipe mounting port 11 is connected with a drain pipe 9, a water suction pump 5 is arranged on a pipeline of the drain pipe 9, and a lower end port of the drain pipe 9 extends into the outer casing 2, and in use, the groundwater in the outer casing 2 is extracted through the drain pipe 9.
Preferably, in order to facilitate the hoisting of the outer casing 2 during use, a hanging seat 23 is further arranged on the upper end connecting disc of the outer casing 2, and during use, the outer casing 2 is hoisted through the hanging seat 23.
The use process and the use principle of the deep foundation pit dewatering construction device according to the embodiment comprise:
firstly, before the device is used, the outer protective cylinder 2 is hoisted and placed in a precipitation well point, and meanwhile, the mounting plate 1, the driving shaft 6 and the inner cutting cylinder 12 are hoisted and mounted, so that the device is mounted on the precipitation well point;
secondly, when the underground water is used, firstly, the underground water enters the outer protective cylinder 2 through the mounting holes 22, and in the process of entering the outer protective cylinder 2, the underground water is filtered for a plurality of times at the filter discs 82, branches and large-particle stones in the underground water are removed, at the moment, the filtered underground water enters the inner cutting cylinder 12 through the diversion holes 13, and the underground water is pumped out through the drain pipe 9;
when the device is used for a long time, soil mixed in underground water passes through the innermost filter disc 82 to enter the position of the guide hole 13 after being filtered for a plurality of times, under the working condition that the outer protective cylinder 2 rotates, the guide hole 13 cuts off mud strips to form a new cutting section which falls into the inner cutting cylinder 12, the stirring rod 7 stirs the sediment cutting section in the inner cutting cylinder 12 to move along with water flow, so that the sediment cutting section is dissolved in underground water to form cement slurry to be extracted, the pressure of the mud strips in the mounting hole 22 is reduced in the cutting process, so that the underground water can continuously enter the inner cutting cylinder 12 through the mounting hole 22, and the mud strips entering the inner cutting cylinder 12 are filtered for a plurality of times, so that the water pump 5 is not influenced when the sediment cutting section is extracted after being dissolved in water.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides a deep basal pit precipitation construction device which characterized in that: comprises a mounting plate and an outer protective cylinder,
the outer protective cylinder is of a circular cylindrical structure, a plurality of mounting holes are formed in the seepage cylinder at the lower end of the outer protective cylinder, and a filter assembly is arranged in each mounting hole;
the mounting plate passes through the locating bolt setting on outer protective casing, and is provided with the motor on the mounting plate, the drive end and the drive shaft coupling of motor, be provided with interior section of thick bamboo in the drive shaft, interior section of thick bamboo rotates and sets up in outer protective casing, and is provided with a plurality of water conservancy diversion holes on interior section of thick bamboo, water conservancy diversion hole and mounting hole cooperation use.
2. The deep foundation pit dewatering construction device according to claim 1, wherein: the filter component can be dismantled and set up in the mounting hole, including shell body and filter disc, the shell body can be dismantled and set up on the mounting hole, and be provided with a plurality of filter disc installation draw-in grooves on the shell body, filter disc installation draw-in groove and filter disc cooperation use.
3. The deep foundation pit dewatering construction device according to claim 1, wherein: the flow guide hole is a trapezoid round hole with the inner part being large and the outer part being small, and a round blade-shaped structure is formed at the outer port of the flow guide hole.
4. The deep foundation pit dewatering construction device according to claim 1, wherein: the mounting plate and the outer protective cylinder are further provided with bearings, the bearings are matched with the driving shaft for use, and the lower end of the driving shaft is further provided with a plurality of stirring rods.
5. The deep foundation pit dewatering construction device according to claim 1, wherein: the inner side of the inner cutting cylinder is also provided with a connecting rod, the tail end of the connecting rod is provided with a connecting sleeve, and the connecting sleeve is matched with the driving shaft for use.
6. The deep foundation pit dewatering construction device according to claim 1, wherein: the mounting plate on still be provided with the drain pipe installing port, drain pipe installing port and drain pipe connection, the lower extreme port of drain pipe stretches into in the outer protective casing, and still be provided with the suction pump on the pipeline of drain pipe.
7. The deep foundation pit dewatering construction device according to claim 1, wherein: and a hanging seat is further arranged on the upper connecting disc of the outer protective cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223080749.0U CN219060099U (en) | 2022-11-21 | 2022-11-21 | Deep foundation pit dewatering construction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223080749.0U CN219060099U (en) | 2022-11-21 | 2022-11-21 | Deep foundation pit dewatering construction device |
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| Publication Number | Publication Date |
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| CN219060099U true CN219060099U (en) | 2023-05-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202223080749.0U Active CN219060099U (en) | 2022-11-21 | 2022-11-21 | Deep foundation pit dewatering construction device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118007686A (en) * | 2024-04-09 | 2024-05-10 | 上海建工二建集团有限公司 | Pressure-bearing water precipitation well under dynamic water condition and construction method thereof |
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2022
- 2022-11-21 CN CN202223080749.0U patent/CN219060099U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118007686A (en) * | 2024-04-09 | 2024-05-10 | 上海建工二建集团有限公司 | Pressure-bearing water precipitation well under dynamic water condition and construction method thereof |
| CN118007686B (en) * | 2024-04-09 | 2024-06-04 | 上海建工二建集团有限公司 | Pressure-bearing water precipitation well under dynamic water condition and construction method thereof |
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