CN113638771A - A system for pumping and draining accumulated water in bridge tunnels in construction engineering - Google Patents
A system for pumping and draining accumulated water in bridge tunnels in construction engineering Download PDFInfo
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- CN113638771A CN113638771A CN202010422057.6A CN202010422057A CN113638771A CN 113638771 A CN113638771 A CN 113638771A CN 202010422057 A CN202010422057 A CN 202010422057A CN 113638771 A CN113638771 A CN 113638771A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 145
- 238000005086 pumping Methods 0.000 title claims abstract description 28
- 238000010276 construction Methods 0.000 title abstract description 14
- 239000007788 liquid Substances 0.000 claims abstract description 14
- 238000007599 discharging Methods 0.000 claims description 28
- 238000001914 filtration Methods 0.000 claims description 15
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 9
- 241000883990 Flabellum Species 0.000 claims description 9
- 239000006004 Quartz sand Substances 0.000 claims description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 2
- 230000000903 blocking effect Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 4
- 230000002265 prevention Effects 0.000 description 4
- 239000002689 soil Substances 0.000 description 3
- 239000002699 waste material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000009189 diving Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F16/00—Drainage
- E21F16/02—Drainage of tunnels
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- 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
- F04B49/06—Control using electricity
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04F—PUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BY USING INERTIA OF FLUID TO BE PUMPED; SIPHONS
- F04F3/00—Pumps using negative pressure acting directly on the liquid to be pumped
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D9/00—Level control, e.g. controlling quantity of material stored in vessel
- G05D9/12—Level control, e.g. controlling quantity of material stored in vessel characterised by the use of electric means
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
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- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
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Abstract
本发明公开了一种建筑工程桥梁隧道内积水抽排系统，包括真空罐、真空管、真空泵、进水管和防堵装置，所述真空罐顶端右侧安装有压力表，所述真空罐左侧上部安装有液位计，所述真空罐右侧上部安装有控制箱，所述真空罐左侧下部安装有第一排水电机，所述真空罐右侧下部安装有第二排水电机，所述防堵装置左侧的进水管上安装有过滤装置；本发明通过设置的防堵装置，有效了在抽积水时，杂物堵住抽水管的问题，过滤装置对积水进行过滤，便于对积水进行净化回收利用，防回流装置可实现在抽水完毕后积水倒流的问题；通过设置的流量计，在检测到进水管内无水流时，控制箱关闭真空泵，进而使本发明实现了全自动工作的功能。
The invention discloses a system for pumping and draining accumulated water in a bridge tunnel of a construction project, comprising a vacuum tank, a vacuum pipe, a vacuum pump, a water inlet pipe and an anti-blocking device. A liquid level gauge is installed on the upper part, a control box is installed on the upper part of the right side of the vacuum tank, a first drain motor is installed on the lower part of the left side of the vacuum tank, and a second drain motor is installed on the lower part of the right side of the vacuum tank. A filter device is installed on the water inlet pipe on the left side of the blocking device; the anti-blocking device provided in the present invention effectively solves the problem of debris blocking the water pipe when pumping accumulated water, and the filter device filters the accumulated water, which is convenient for collecting accumulated water The water is purified and recycled, and the anti-backflow device can realize the problem of backflow of accumulated water after the pumping is completed; through the set flowmeter, when it is detected that there is no water flow in the water inlet pipe, the control box will turn off the vacuum pump, so that the present invention can realize fully automatic function to work.
Description
Technical Field
The invention relates to the technical field of pumping and drainage, in particular to a water pumping and drainage system in a bridge tunnel of constructional engineering.
Background
The tunnel refers to a soil pit excavated at a foundation design position according to the base elevation and the base plane size, namely, a foundation space below the ground excavated for the construction of a building (including a structure) foundation and a basement. In the construction of the building engineering, a tunnel is often excavated, and since the construction of the building tunnel is generally long, a drainage system needs to be installed in the tunnel during the construction.
With the rapid development of the building industry, under the large background that the country vigorously pushes green and environment-friendly production, the traditional open trench drainage system is difficult to meet the comprehensive requirements of drainage efficiency, civilized construction, green construction, energy recycling and the like in the building construction stage. Before the bottom plate concrete is poured, the foundation is positioned at the bottom of the tunnel, the whole height fluctuates, the ground beam and the bearing platform form a water collecting pit which is mutually separated, accumulated water cannot be collected and discharged, only a large amount of water pumps and manpower can be used for pumping and discharging water, the water discharging effect is low, the requirements of a construction site are difficult to meet, particularly, when rainstorm, heavy rainstorm and even extra-heavy rainstorm occur, the water cannot be discharged out of the tunnel in time and completely, and therefore the requirements of the tunnel construction under dry conditions cannot be met. In order to achieve the purposes of preventing slope instability, pit bottom piping, foundation bearing capacity reduction and the like, tunnel precipitation, underground diving, construction water consumption and weather-borne rainwater removal are required.
At present, use the open drain to get rid of the water in the building tunnel usually, only lead water in the sump pit that simply dug was made, it clears up it to recycle the water pump, long-term use in the tunnel water collect with the sump pit in lead to the tunnel in the soil layer pressure inhomogeneous, its bearing capacity of different regions's soil layer is also different when leading to building, easily cause harm to building in the tunnel, need timely clearance sump pit water simultaneously, waste time and energy, and be difficult for carrying out the reutilization to the water in the sump pit, cause the waste of resource.
Disclosure of Invention
The invention aims to provide a water-accumulated pumping and draining system in a bridge tunnel in constructional engineering, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a water-accumulating pumping system in a bridge tunnel of constructional engineering comprises a vacuum tank, a vacuum tube, a vacuum pump, a water inlet tube and an anti-blocking device;
the vacuum tube is arranged on the left side of the top end of the vacuum tank, the vacuum pump is connected with the vacuum tank through the vacuum tube, the inlet tube is arranged in the middle of the right side of the vacuum tank, the anti-blocking device is arranged at the end part of the inlet tube far away from one end of the vacuum tank, the right side of the top end of the vacuum tank is provided with a pressure gauge for measuring the pressure in the vacuum tank, the upper part of the left side of the vacuum tank is provided with a liquid level meter for measuring the volume of accumulated water in the vacuum tank, the upper part of the right side of the vacuum tank is provided with a control box, the lower part of the left side of the vacuum tank is provided with a first drainage motor for discharging accumulated water in the vacuum tank, the first drainage motor is provided with a first drainage pipe, the lower part of the right side of the vacuum tank is provided with a second drainage motor for discharging accumulated water in the vacuum tank, the second drainage pipe is arranged on the second drainage motor, and the left inlet tube of the anti-blocking device is provided with a filtering device for filtering the accumulated water, install the anti-return device who prevents ponding refluence on the inlet tube between filter equipment and the vacuum tank, install the flowmeter that detects rivers on anti-blocking device and filter equipment's the inlet tube.
Preferably, the control box is electrically connected with the liquid level meter, the pressure gauge, the flow meter, the vacuum pump, the first water discharging motor and the second water discharging motor, and the control box controls the liquid level meter, the pressure gauge, the flow meter, the vacuum pump, the first water discharging motor and the second water discharging motor.
Preferably, the liquid level meter is provided with a first scale and a second scale from bottom to top, when accumulated water in the vacuum tank reaches the first scale, the control box controls the first drainage motor to be started to work, and the first drainage pipe drains water outwards; when the accumulated water in the vacuum tank reaches the second scale, the control box controls the first water drainage motor and the second water drainage motor to be started to work, and the first water drainage pipe and the second water drainage pipe simultaneously drain water outwards.
Preferably, prevent stifled device including preventing stifled shell, axis of rotation and mount, the vertical installation of axis of rotation puts at stifled shell internal center, the axis of rotation upper end is installed in preventing stifled shell through the mount, prevent under the stifled shell terminal surface and be equipped with a plurality of inlet openings, the axis of rotation lower extreme passes and prevents stifled shell and install the scraper blade that is used for getting rid of inlet opening outside debris, the axis of rotation mid-mounting has the flabellum of its flabellum axis of rotation of drive and scraper blade of being convenient for, and the flabellum is located and prevents stifled shell inside, prevents stifled shell and the inside being linked together of inlet tube.
Preferably, filter equipment is including filtering the casing, filter and install first gauze layer, cobble layer, quartz sand layer, activated carbon layer and second gauze layer respectively from the right side to the left side in the casing, filter the casing and be linked together inside the inlet tube.
Preferably, the anti-backflow device comprises an anti-backflow shell, a limiting frame and a ball, the limiting frame is installed in the anti-backflow shell from left to right in an inclined mode, the ball is installed in the anti-backflow shell on the right side of the limiting frame, and the anti-backflow shell is communicated with the interior of the water inlet pipe.
Preferably, the right end of the backflow preventing shell is provided with a circular table portion convenient for the ball to plug the water inlet pipe.
Preferably, the diameter of the round ball is larger than that of the water inlet pipe.
Has the advantages that: compared with the prior art, the invention has the beneficial effects that: according to the anti-blocking device, the problem that sundries block the water pumping pipe when accumulated water is pumped is solved, the accumulated water is filtered by the filtering device, the accumulated water is convenient to purify and recycle, and the anti-backflow device can realize the problem that the accumulated water flows backwards after water pumping is finished; through the arranged flowmeter, when no water flow in the water inlet pipe is detected, the control box closes the vacuum pump, so that the full-automatic working function of the invention is realized.
Drawings
Fig. 1 is a schematic structural diagram of a water-accumulating pumping system in a bridge tunnel of a construction engineering provided by the invention.
Fig. 2 is a schematic structural diagram of a point a in fig. 1.
Fig. 3 is a schematic structural diagram at B in fig. 1.
Fig. 4 is a schematic structural diagram at C in fig. 1.
Fig. 5 is a schematic structural view of a fixing frame of a water-retaining pumping system in a bridge tunnel of a construction engineering provided by the invention.
Fig. 6 is a schematic structural view of a limiting frame of the water pumping system in a bridge tunnel of a construction engineering provided by the invention.
In the drawings: 1. the vacuum pump comprises a vacuum tank, 2 vacuum pipes, 3 vacuum pumps, 4 water inlet pipes, 5 anti-blocking devices, 501 anti-blocking shells, 502 rotating shafts, 503 fixing frames, 504 water inlet holes, 505 scraping plates, 506 fan blades, 6 filtering devices, 601 filtering shells, 602 first gauze layers, 603 pebble layers, 604 quartz sand layers, 605 active carbon layers, 606 second gauze layers, 7 backflow devices, 701 anti-backflow shells, 702 limiting frames, 703 spherical balls, 704 circular table portions, 8 pressure meters, 9 control boxes, 10 liquid level meters, 11 first drainage motors, 12 first drainage pipes, 13 second drainage motors, 14 second drainage pipes, 15 flow meters, 16 first scales and 17 second scales.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
Examples
Referring to the attached drawings in the specification, in the embodiment of the invention, the water pumping and draining system in the bridge and tunnel of the constructional engineering comprises a vacuum tank 1, a vacuum pipe 2, a vacuum pump 3, a water inlet pipe 4 and an anti-blocking device 5; the vacuum tube 2 is installed on the left side of the top end of the vacuum tank 1, the vacuum pump 3 is connected with the vacuum tank 1 through the vacuum tube 2, the water inlet tube 4 is installed in the middle of the right side of the vacuum tank 1, the anti-blocking device 5 is installed at the end part of the water inlet tube 4 far away from one end of the vacuum tank 1, the pressure gauge 8 for measuring the pressure in the vacuum tank 1 is installed on the right side of the top end of the vacuum tank 1, the liquid level meter 10 for measuring the volume of accumulated water in the vacuum tank 1 is installed on the upper portion of the left side of the vacuum tank 1, the control box 9 is installed on the upper portion of the right side of the vacuum tank 1, the first drainage motor 11 for discharging the accumulated water in the vacuum tank 1 is installed on the lower portion of the left side of the vacuum tank 1, the first drainage pipe 12 is installed on the first drainage motor 11, the second drainage motor 13 for discharging the accumulated water in the vacuum tank 1 is installed on the lower portion of the right side of the vacuum tank 1, the second drainage motor 13 is installed on the second drainage pipe 14, install the filter equipment 6 that is used for filtering ponding on the inlet tube 4 on the left of anti-blocking device 5, install the anti-return device 7 that prevents ponding refluence on the inlet tube 4 between filter equipment 6 and the vacuum tank 1, install the flowmeter 15 that detects rivers on the inlet tube 4 of anti-blocking device 5 and filter equipment 6.
Further, the control box 9 is electrically connected with the liquid level meter 10, the pressure gauge 8, the flow meter 15, the vacuum pump 3, the first water discharging motor 11 and the second water discharging motor 13, and the control box 9 controls the liquid level meter 10, the pressure gauge 8, the flow meter 15, the vacuum pump 3, the first water discharging motor 11 and the second water discharging motor 13.
Further, the liquid level meter 10 is provided with a first scale 16 and a second scale 17 from bottom to top, when accumulated water in the vacuum tank 1 reaches the first scale 16, the control box 9 controls the first water drainage motor 11 to be started to work, and the first water drainage pipe 12 drains water outwards; when the accumulated water in the vacuum tank 1 reaches the second scale 17, the control box 9 controls the first water discharging motor 11 and the second water discharging motor 13 to be started to work, and the first water discharging pipe 12 and the second water discharging pipe 14 simultaneously discharge water outwards.
Further say, prevent stifled device 5 including preventing stifled shell 501, axis of rotation 502 and mount 503, axis of rotation 502 is vertical to be installed at the interior central point of preventing stifled shell 501 and puts, axis of rotation 502 upper end is installed in preventing stifled shell 501 through mount 503, prevent stifled shell 501 lower terminal surface and be equipped with a plurality of inlet openings 504, axis of rotation 502 lower extreme passes and prevents stifled shell 501 and install the scraper blade 505 that is used for getting rid of inlet opening 504 outside debris, axis of rotation 502 mid-mounting has the flabellum 506 of its flabellum 506 axis of rotation 502 of being convenient for to drive and scraper blade 505, and flabellum 506 is located and prevents stifled shell 501 inside, prevents stifled shell 501 and inlet tube 4 inside being linked together.
Further, the filtering device 6 comprises a filtering shell 601, a first gauze layer 602, a pebble layer 603, a quartz sand layer 604, an activated carbon layer 605 and a second gauze layer 606 are respectively installed in the filtering shell 601 from right to left, and the filtering shell 601 is communicated with the inside of the water inlet pipe 4.
Further, the backflow prevention device 7 comprises a backflow prevention shell 701, a limiting frame 702 and a ball 703, wherein the limiting frame 702 is installed in the backflow prevention shell 701 from left to right in an inclined upward direction, and the ball 703 is installed in the backflow prevention shell 701 on the right side of the limiting frame 702; here, the limiting frame 702 limits the movement range of the ball 703, so as to prevent the water inlet pipe 4 at the left end of the backflow preventing housing 701 from being blocked, and the backflow preventing housing 701 is communicated with the inside of the water inlet pipe 4.
Further, a circular table portion 704 for blocking the water inlet pipe 4 by the round ball 703 is disposed at the right end of the backflow preventing housing 701.
Further, the diameter of the ball 703 is larger than that of the water inlet pipe 4.
The working principle is as follows:
firstly, starting a vacuum pump, pumping air in a vacuum tank through the vacuum pipe to generate negative pressure in the vacuum tank, and further pumping water into the vacuum tank through a water inlet pipe; accumulated water enters the anti-blocking shell from the water inlet hole, and water flow scours the fan blades to rotate, so that the rotating shaft and the scraper blade are driven to rotate, and impurities on the outer side of the water inlet hole are cleaned; the accumulated water enters the filtering shell and sequentially passes through a first gauze layer, a pebble layer, a quartz sand layer, an activated carbon layer and a second gauze layer to filter and purify the inlet water; the accumulated water enters the anti-backflow shell to break the ball and enter the vacuum tank; when the accumulated water in the vacuum tank reaches a first scale, the control box controls the starting of the first water drainage motor to work, and the first water drainage pipe drains water outwards; when the accumulated water in the vacuum tank reaches a second scale, the control box controls and starts the first water discharging motor and the second water discharging motor to work, the first water discharging pipe and the second water discharging pipe discharge water outwards at the same time, and the discharged water can be used for farmland irrigation and the like; when the accumulated water in the vacuum tank is drained below the second scale, the control box controls the second drainage motor to be closed, and when the accumulated water in the vacuum tank is drained below the first scale, the control box controls the first drainage motor to be closed; when the flowmeter detects that no water flow exists in the water inlet pipe, the control box closes the vacuum pump, the tunnel drainage is finished, and the accumulated water flushes the ball into the circular table part, so that the accumulated water is prevented from flowing backwards.
According to the anti-blocking device, the problem that sundries block the water pumping pipe when accumulated water is pumped is solved, the accumulated water is filtered by the filtering device, the accumulated water is convenient to purify and recycle, and the anti-backflow device can realize the problem that the accumulated water flows backwards after water pumping is finished; through the arranged flowmeter, when no water flow in the water inlet pipe is detected, the control box closes the vacuum pump, so that the full-automatic working function of the invention is realized.
In the description of the present invention, it is to be understood that the terms indicating an orientation or positional relationship are based on the orientation or positional relationship shown in the drawings only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or the orientations or positional relationships that the products of the present invention are conventionally placed in use, and are only used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the present invention, unless otherwise expressly stated or limited, the first feature may be present on or under the second feature in direct contact with the first and second feature, or may be present in the first and second feature not in direct contact but in contact with another feature between them. Also, the first feature being above, on or above the second feature includes the first feature being directly above and obliquely above the second feature, or merely means that the first feature is at a higher level than the second feature. A first feature that underlies, and underlies a second feature includes a first feature that is directly under and obliquely under a second feature, or simply means that the first feature is at a lesser level than the second feature.
Claims (8)
1. The utility model provides a ponding pump drainage system in building engineering bridge tunnel which characterized in that: comprises a vacuum tank, a vacuum tube, a vacuum pump, a water inlet tube and an anti-blocking device;
the vacuum tube is arranged on the left side of the top end of the vacuum tank, the vacuum pump is connected with the vacuum tank through the vacuum tube, the inlet tube is arranged in the middle of the right side of the vacuum tank, the anti-blocking device is arranged at the end part of the inlet tube far away from one end of the vacuum tank, the right side of the top end of the vacuum tank is provided with a pressure gauge for measuring the pressure in the vacuum tank, the upper part of the left side of the vacuum tank is provided with a liquid level meter for measuring the volume of accumulated water in the vacuum tank, the upper part of the right side of the vacuum tank is provided with a control box, the lower part of the left side of the vacuum tank is provided with a first drainage motor for discharging accumulated water in the vacuum tank, the first drainage motor is provided with a first drainage pipe, the lower part of the right side of the vacuum tank is provided with a second drainage motor for discharging accumulated water in the vacuum tank, the second drainage pipe is arranged on the second drainage motor, and the left inlet tube of the anti-blocking device is provided with a filtering device for filtering the accumulated water, install the anti-return device who prevents ponding refluence on the inlet tube between filter equipment and the vacuum tank, install the flowmeter that detects rivers on anti-blocking device and filter equipment's the inlet tube.
2. The system for pumping and draining accumulated water in the bridge and tunnel of the constructional engineering according to claim 1, which is characterized in that: the control box is electrically connected with the liquid level meter, the pressure gauge, the flowmeter, the vacuum pump, the first water discharging motor and the second water discharging motor, and the control box controls the liquid level meter, the pressure gauge, the flowmeter, the vacuum pump, the first water discharging motor and the second water discharging motor.
3. The system for pumping and draining accumulated water in the bridge and tunnel of the constructional engineering according to claim 2, wherein: the liquid level meter is provided with a first scale and a second scale from bottom to top, when accumulated water in the vacuum tank reaches the first scale, the control box controls the starting of the first drainage motor to work, and the first drainage pipe drains water outwards; when the accumulated water in the vacuum tank reaches the second scale, the control box controls the first water drainage motor and the second water drainage motor to be started to work, and the first water drainage pipe and the second water drainage pipe simultaneously drain water outwards.
4. The system for pumping and draining accumulated water in the bridge and tunnel of the constructional engineering according to claim 1, which is characterized in that: prevent stifled device including preventing stifled shell, axis of rotation and mount, the vertical installation of axis of rotation puts at stifled shell internal center, install in preventing stifled shell through the mount in the axis of rotation upper end, the terminal surface is equipped with a plurality of inlet openings under preventing stifled shell, the axis of rotation lower extreme passes prevents stifled shell and installs the scraper blade that is used for getting rid of inlet opening outside debris, the axis of rotation mid-mounting has the flabellum of its flabellum axis of rotation of drive and scraper blade of being convenient for, and the flabellum is located prevents stifled shell inside, prevents stifled shell and the inside being linked together of inlet tube.
5. The system for pumping and draining accumulated water in the bridge and tunnel of the constructional engineering according to claim 1, which is characterized in that: the filter device comprises a filter shell, a first gauze layer, a pebble layer, a quartz sand layer, an activated carbon layer and a second gauze layer are respectively installed in the filter shell from right to left, and the filter shell is communicated with the interior of the water inlet pipe.
6. The system for pumping and draining accumulated water in the bridge and tunnel of the constructional engineering according to claim 1, which is characterized in that: the anti-backflow device comprises an anti-backflow shell, a limiting frame and a ball, wherein the limiting frame is obliquely upwards installed in the anti-backflow shell from left to right, the ball is installed in the anti-backflow shell on the right side of the limiting frame, and the anti-backflow shell is communicated with the inside of the water inlet pipe.
7. The system of claim 6, wherein the pumping system for pumping accumulated water in the bridge and tunnel of the constructional engineering is characterized in that: the right end of the backflow-preventing shell is provided with a circular table portion convenient for the ball to plug the water inlet pipe.
8. The system of claim 7, wherein the pumping system for pumping accumulated water in the bridge and tunnel of the constructional engineering is characterized in that: the diameter of the ball is larger than that of the water inlet pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010422057.6A CN113638771A (en) | 2020-05-11 | 2020-05-11 | A system for pumping and draining accumulated water in bridge tunnels in construction engineering |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010422057.6A CN113638771A (en) | 2020-05-11 | 2020-05-11 | A system for pumping and draining accumulated water in bridge tunnels in construction engineering |
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| CN113638771A true CN113638771A (en) | 2021-11-12 |
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| CN202010422057.6A Pending CN113638771A (en) | 2020-05-11 | 2020-05-11 | A system for pumping and draining accumulated water in bridge tunnels in construction engineering |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115166832A (en) * | 2022-07-18 | 2022-10-11 | 西南交通大学 | A method for detecting and evaluating water accumulation in subway tunnels based on dynamic analysis of rail backflow |
| CN118594212A (en) * | 2024-08-08 | 2024-09-06 | 沈阳和研科技股份有限公司 | Vacuum water filter tank and dicing machine |
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| CN115166832B (en) * | 2022-07-18 | 2023-09-12 | 西南交通大学 | Subway tunnel ponding detection evaluation method based on rail backflow dynamic analysis |
| CN118594212A (en) * | 2024-08-08 | 2024-09-06 | 沈阳和研科技股份有限公司 | Vacuum water filter tank and dicing machine |
| CN118594212B (en) * | 2024-08-08 | 2025-07-25 | 沈阳和研科技股份有限公司 | Vacuum water filtering tank and dicing saw |
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