CN208201900U - A kind of precipitation mechanism and raft plate water cut off device device - Google Patents
A kind of precipitation mechanism and raft plate water cut off device device Download PDFInfo
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- CN208201900U CN208201900U CN201820753235.1U CN201820753235U CN208201900U CN 208201900 U CN208201900 U CN 208201900U CN 201820753235 U CN201820753235 U CN 201820753235U CN 208201900 U CN208201900 U CN 208201900U
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Abstract
The utility model provides a kind of precipitation mechanism and raft plate water cut off device device, belongs to construction engineering technical field.It includes precipitation hoistway, precipitation screen pipe, suction pump, waterproof roll and waterproofing protection concrete layer;Precipitation hoistway is arranged in building foundation pit, and waterproof roll is laid on precipitation hoistway, and waterproofing protection concrete layer is laid on waterproof roll;Precipitation screen pipe is mounted in precipitation hoistway, and one end of suction pump is connect with precipitation screen pipe.The raft plate water cut off device device, structure are simple and easy to use.
Description
Technical field
The utility model relates to construction engineering technical fields, in particular to a kind of precipitation mechanism and raft plate water cut off device
Device.
Background technique
With the rise of urban skyscraper and the development of underground railway, a large amount of deep-foundation pit engineering is produced.If
Constructing, regional level of ground water is higher, and excavation of foundation pit will be related to influence of the underground water to foundation pit construction, to guarantee foundation pit supporting construction
The safety and stability of system, at the same guarantee base pit engineering excavation construction go on smoothly and underground main structure construction it is normal into
Row, need to take the measure of lowering of watertable.
The growing tension of needs and construction land is built according to Practical Project, Engineering Construction Land-Occupation selected areas gradually leans on
Nearly riverine, coastal and beach region, such region are mostly the liquids soil layer such as rock or mudflat sludge under upper sand.It is carried out in such region
When deep foundation pit construction, it is necessary first to carry out excavation of foundation pit, when excavation of foundation pit then needs to take the measures such as precipitation, to drainage base soil
In moisture, can promote soil solidifying, improve foundation strength, while slopes lateral displacement and sedimentation can be reduced, stable side slope,
Quicksand is eliminated, the protuberance of substrate soil is reduced, relatively dry execution conditions is provided, can also shorten the construction period, improve construction quality
With guarantee construction safety.
Dewatering measure is taken in excavation of foundation pit be to make liquid soil layer achieve the effect that discharging consolidation, therefore need to sink and set
Well-points dewatering pipe carries out soil body drainage and underground water intercepts.Heavy set of well-points dewatering pipe is divided into punching and pipe laying two in the prior art
Washing pipe is first placed in well point position by a process, when punching, then starts high-pressure hydraulic pump, and by soil punching pine, when punching is vertical by washing pipe
It in insertion soil, then does and rotates up and down, it is heavy to wash down, to gradually form hole in soil.After wellhole is formed, pull out immediately
Washing pipe out is inserted into well-points dewatering pipe, and fills out filling sand filter blanket between well-point pipe and hole wall in time, to prevent hole wall from collapsing soil.But
Wellbore wall can shrink rapidly reinstatement after the molding of the liquids such as rock or mudflat sludge soil layer condition lower well under upper sand, cause well
Point dewatering pipe, which can not sink, to be set.
Utility model content
The utility model provides a kind of precipitation mechanism and raft plate water cut off device device, it is intended to solve sprinkling machine in the prior art
The above problem existing for structure.
The utility model embodiment is achieved in that
A kind of precipitation mechanism, the precipitation mechanism include precipitation hoistway, precipitation screen pipe, suction pump, waterproof roll and
Waterproofing protection concrete layer;
The precipitation hoistway is arranged in building foundation pit, and the waterproof roll is laid on the precipitation hoistway, described anti-
Water conservation concrete layer is laid on the waterproof roll;
The precipitation screen pipe is mounted in the precipitation hoistway, and one end of the suction pump and the precipitation screen pipe connect
It connects.
As a kind of optimal technical scheme of the utility model, center of the precipitation screen pipe close to the suction pump
Water shutoff iron covering is installed.
As a kind of optimal technical scheme of the utility model, the precipitation screen pipe is close to the end of the suction pump
Closed tube snap ring is installed.
As a kind of optimal technical scheme of the utility model, opening of the precipitation screen pipe close to the suction pump
Closing valve is installed.
As a kind of optimal technical scheme of the utility model, multilayer aperture difference is installed inside the precipitation screen pipe
Filter screen, the aperture of filter screen described in multilayer is sequentially reduced from the bottom end of the precipitation screen pipe to top.
As a kind of optimal technical scheme of the utility model, the precipitation mechanism includes pump house and outfall sewer, institute
The one end for stating outfall sewer is connect with the suction pump, and the other end is connect with the pump house.
As a kind of optimal technical scheme of the utility model, the outfall sewer includes valve, connecting tube, condensate correcting-distribuing device
And outlet pipe, one end of the outlet pipe are connect with the pump house, the other end is connect with the condensate correcting-distribuing device, the connection
One end of pipe is connect with the condensate correcting-distribuing device, and the other end is connect with the suction pump, and the valve is mounted in the connecting tube.
As a kind of optimal technical scheme of the utility model, filtering surrounding layer, institute are installed outside the precipitation screen pipe
Stating filtering surrounding layer includes the first layer, the second layer and third layer successively wrapped up from inside to outside, and the first layer uses
Material include nylon, the material that the second layer uses includes burlap, and the material that the third layer uses includes non-woven fibre
Cloth.
As a kind of optimal technical scheme of the utility model, the dewatering well road has opposite the first inner wall and second
Inner wall is equipped with the first filter layer on first inner wall, the second filter layer, first mistake is equipped on second inner wall
Filtering layer is arranged along the length extending direction of first inner wall, and second filter layer is along the length extension side of second inner wall
To setting.
A kind of raft plate water cut off device device, the raft plate water cut off device device include above-described precipitation mechanism.
The beneficial effects of the utility model are:
The utility model provides a kind of precipitation mechanism comprising precipitation hoistway, precipitation screen pipe, suction pump, waterproof roll
And waterproofing protection concrete layer;Precipitation hoistway is arranged in building foundation pit, and waterproof roll is laid on precipitation hoistway, and waterproof is protected
Shield concrete layer is laid on waterproof roll;Precipitation screen pipe is mounted in precipitation hoistway, and one end of suction pump and precipitation filter
Pipe connection;Therefore, when waterproof construction, the suction pump can be opened, pumping operation is carried out to the precipitation hoistway, and then can drop
Phreatic low, to guarantee that building foundation pit being capable of smooth construction.Simultaneously as outfall sewer includes valve, connecting tube, collection point
One end of hydrophone and outlet pipe, outlet pipe is connect with pump house, and the other end is connect with condensate correcting-distribuing device, one end of connecting tube and collection
Water segregator connection, the other end are connect with suction pump, and valve is mounted in connecting tube;Therefore, when carrying out the behaviour that draws water to precipitation hoistway
On work, water can be drawn into connecting tube by suction pump, and then transport from connecting tube into condensate correcting-distribuing device, pass through collection point
The transmission of hydrophone is transported in outlet pipe and pump house and is focused on and recycled.Further, since precipitation screen pipe
Filtering surrounding layer is installed outside, filtering surrounding layer includes the first layer, the second layer and third successively wrapped up from inside to outside
Layer, the material that first layer uses include nylon, and the material that the second layer uses includes burlap, and the material that third layer uses includes nonwoven
Fiber cloth;Therefore, on the one hand which can prevent the water outside precipitation hoistway to be less easily penetrate into precipitation
Among hoistway, on the other hand operation can also be filtered to the water entered in precipitation hoistway, so that in precipitation hoistway
The impurity of water is reduced, to reduce its inside, there is a situation where block.Secondly as being equipped with perforated inside precipitation screen pipe
The aperture of the different filter screen of diameter, multiple filtration net is sequentially reduced from the bottom end of precipitation screen pipe to top;Therefore, by drawing water
When pump carries out the water in suction precipitation hoistway, layering can be carried out by multiple filtration net, and then reduce suction pump and generate
The case where pollutant blocks, to play certain protective effect to equipment.It follows that the precipitation mechanism not only structure letter
List, operation are convenient, and precipitation efficiency is high, it is not easy to which the case where generating equipment blocking uses more smoothly.
The raft plate water cut off device device that the utility model obtains by above-mentioned design, the raft plate water cut off device device is due to upper
The precipitation mechanism stated has the characteristics that structure is simply and easy to use.
Detailed description of the invention
It, below will be to required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
The attached drawing used is briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore not
It should be considered as the restriction to range, for those of ordinary skill in the art, without creative efforts,
It can also be obtained according to these attached drawings other relevant attached drawings.
Fig. 1 is the structural schematic diagram for the precipitation mechanism that the utility model embodiment provides;
Fig. 2 is the first angle structural schematic diagram for the precipitation mechanism that the utility model embodiment provides;
Fig. 3 is the second angle structural schematic diagram for the precipitation mechanism that the utility model embodiment provides;
Fig. 4 is the third angle structural schematic diagram for the precipitation mechanism that the utility model embodiment provides.
Icon: 1- precipitation mechanism;2- precipitation hoistway;3- precipitation screen pipe;4- suction pump;5- waterproof roll;6- waterproof is protected
Protect concrete layer;7- water shutoff iron covering;8- closed tube snap ring;9- closes valve;10- filter screen;11- pump house;12- outfall sewer;13-
Valve;14- connecting tube;16- condensate correcting-distribuing device;17- outlet pipe;18- filters surrounding layer.
Specific embodiment
It is practical below in conjunction with this to keep the purposes, technical schemes and advantages of the utility model embodiment clearer
The technical solution in the utility model embodiment is clearly and completely described in attached drawing in novel embodiment, shows
So, described embodiment is a part of embodiment of the utility model, rather than whole embodiments.It is practical based on this
Embodiment in novel, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment is fallen within the protection scope of the utility model.Therefore, the implementation to the utility model provided in the accompanying drawings below
The detailed description of mode is not intended to limit the range of claimed invention, but is merely representative of the utility model
Selected embodiment.
In the description of the present invention, it should be understood that indicating position or the term of positional relationship are based on attached drawing
Shown in orientation or positional relationship, be merely for convenience of describing the present invention and simplifying the description, rather than indication or suggestion institute
The element of finger must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to the utility model
Limitation.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. terms shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral;It can be
Mechanical connection, is also possible to be electrically connected;It can be directly connected, two can also be can be indirectly connected through an intermediary
The interaction relationship of connection or two elements inside element.It for the ordinary skill in the art, can basis
Concrete condition understands the concrete meaning of above-mentioned term in the present invention.
In the present invention unless specifically defined or limited otherwise, fisrt feature is on or below second feature
It may include that the first and second features directly contact, also may include that the first and second features are not direct contacts but pass through it
Between other characterisation contact.Moreover, fisrt feature is on second feature, top and above include fisrt feature the
Right above two features and oblique upper, or first feature horizontal height is merely representative of higher than second feature.Fisrt feature is in the second spy
Under sign, lower section and fisrt feature included below be directly below and diagonally below the second feature, or be merely representative of fisrt feature level
Height is less than second feature.
Embodiment:
Present embodiments provide a kind of raft plate water cut off device device comprising precipitation mechanism 1.
Referring to FIG. 1 to FIG. 4, precipitation mechanism 1 include precipitation hoistway 2, precipitation screen pipe 3, suction pump 4, waterproof roll 5 with
And waterproofing protection concrete layer 6;Precipitation hoistway 2 is arranged in building foundation pit, and waterproof roll 5 is laid on precipitation hoistway 2, waterproof
Protection concrete layer 6 is laid on waterproof roll 5;Precipitation screen pipe 3 is mounted in precipitation hoistway 2, one end of suction pump 4 and drop
Water screen pipe 3 connects.
Further, in the present embodiment, precipitation screen pipe 3 is equipped with water shutoff iron covering 7 close to the center of suction pump 4,
The water shutoff iron covering 7 is mainly used for preventing precipitation screen pipe 3 from contacting the shape to seep water with the stratum at waterproofing protection concrete layer 6
The generation of condition.
Further, in the present embodiment, precipitation screen pipe 3 is equipped with closed tube snap ring 8 close to the end of suction pump 4,
The closed tube snap ring 8 is mainly used for for being tamping the end of precipitation screen pipe 3, so that the filter effect of precipitation screen pipe 3
More preferably.
Further, in the present embodiment, precipitation screen pipe 3 is equipped with closing valve 9 close to the opening of suction pump 4, should
Closing valve 9 is mainly used for for the opening of precipitation screen pipe 3 being tamping, so that the filter effect of precipitation screen pipe 3 is more
It is good.
Further, in the present embodiment, the different filter screen 10 in multilayer aperture is installed inside precipitation screen pipe 3, it is more
The aperture of layer filter screen 10 is sequentially reduced from the bottom end of precipitation screen pipe 3 to top;Therefore, suction drop is carried out by suction pump 4
When water in well road 2, layering can be carried out by multiple filtration net 10, and then reduces suction pump 4 to generate pollutant stifled
The case where plug, to play certain protective effect to equipment.
Further, in the present embodiment, precipitation mechanism 1 includes pump house 11 and outfall sewer 12, outfall sewer 12
One end is connect with suction pump 4, and the other end is connect with pump house 11.
Further, in the present embodiment, outfall sewer 12 includes valve 13, connecting tube 14, condensate correcting-distribuing device 16 and goes out
One end of water pipe 17, outlet pipe 17 is connect with pump house 11, and the other end is connect with condensate correcting-distribuing device 16, one end of connecting tube 14 and collection
Water segregator 16 connects, and the other end is connect with suction pump 4, and valve 13 is mounted in connecting tube 14.
Therefore, when to precipitation hoistway 2 carry out pumping operation on, water can be drawn into connecting tube 14 by suction pump 4,
And then transport from connecting tube 14 into condensate correcting-distribuing device 16, outlet pipe 17 and water pump are transported to by the transmission of condensate correcting-distribuing device 16
It is focused on and is recycled in room 11.
Further, in the present embodiment, filtering surrounding layer 18 is installed, filtering surrounding layer 18 wraps outside precipitation screen pipe 3
Including the first layer, the second layer and third layer successively wrapped up from inside to outside, the material that first layer uses includes nylon, and second
The material that layer uses includes burlap, and the material that third layer uses includes non-woven fibre cloth.In other examples, outside the filtering
Covering 18 can also be filtered using other materials.
Therefore, which can prevent the water outside precipitation hoistway 2 from being less easily penetrate into
Among precipitation hoistway 2, on the other hand operation can also be filtered to the water entered in precipitation hoistway 2, so that dewatering well
The impurity of water in road 2 is reduced, to reduce its inside, there is a situation where block.
Further, in the present embodiment, precipitation hoistway 2 has opposite the first inner wall and the second inner wall, the first inner wall
On the first filter layer is installed, the second filter layer is installed, the first filter layer extends along the length of the first inner wall on the second inner wall
Direction setting, the second filter layer are arranged along the length extending direction of the second inner wall.
In conclusion the precipitation mechanism 1 provided by above-mentioned design comprising precipitation hoistway 2, draws water at precipitation screen pipe 3
Pump 4, waterproof roll 5 and waterproofing protection concrete layer 6;Precipitation hoistway 2 is arranged in building foundation pit, and waterproof roll 5 is laid on
On precipitation hoistway 2, waterproofing protection concrete layer 6 is laid on waterproof roll 5;Precipitation screen pipe 3 is mounted in precipitation hoistway 2,
One end of suction pump 4 is connect with precipitation screen pipe 3;Therefore, when waterproof construction, the suction pump 4 can be opened, to the dewatering well
Road 2 carries out pumping operation, and then can reduce level of ground water, to guarantee that building foundation pit being capable of smooth construction.Simultaneously as going out
Supply mains 12 includes valve 13, connecting tube 14, condensate correcting-distribuing device 16 and outlet pipe 17, and one end of outlet pipe 17 and pump house 11 connect
It connecing, the other end is connect with condensate correcting-distribuing device 16, and one end of connecting tube 14 is connect with condensate correcting-distribuing device 16, and the other end is connect with suction pump 4,
Valve 13 is mounted in connecting tube 14;Therefore, when to precipitation hoistway 2 carry out pumping operation on, water can be taken out by suction pump 4
It is drawn onto connecting tube 14, and then transports from connecting tube 14 into condensate correcting-distribuing device 16, be transported to by the transmission of condensate correcting-distribuing device 16
It is focused on and is recycled in outlet pipe 17 and pump house 11.Further, since being equipped with filtering outside precipitation screen pipe 3
Surrounding layer 18, filtering surrounding layer 18 include first layer, the second layer and the third layer successively wrapped up from inside to outside, first layer
The material of use includes nylon, and the material that the second layer uses includes burlap, and the material that third layer uses includes non-woven fibre cloth;Cause
This, 18 one side of filtering surrounding layer can prevent the water outside precipitation hoistway 2 be less easily penetrate into precipitation hoistway 2 it
In, on the other hand operation can also be filtered to the water entered in precipitation hoistway 2, so that the water in precipitation hoistway 2
Impurity is reduced, to reduce its inside, there is a situation where block.Secondly as being equipped with multilayer aperture inside precipitation screen pipe 3
The aperture of different filter screens 10, multiple filtration net 10 is sequentially reduced from the bottom end of precipitation screen pipe 3 to top;Therefore, pass through
When suction pump 4 carries out the water in suction precipitation hoistway 2, layering can be carried out by multiple filtration net 10, and then reduce and take out
Water pump 4 generates the case where pollutant blocking, to play certain protective effect to equipment.It follows that the precipitation mechanism 1
It is not only simple in structure, operates convenient, and precipitation efficiency is high, it is not easy to which the case where generating equipment blocking uses more
It is smooth.The raft plate water cut off device device is due to having the characteristics that structure is simply and easy to use with above-mentioned precipitation mechanism 1.
Above description is merely a prefered embodiment of the utility model, is not intended to limit the utility model, for
For those skilled in the art, various modifications and changes may be made to the present invention.All spirit and original in the utility model
Within then, any modification, equivalent replacement, improvement and so on be should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of precipitation mechanism, which is characterized in that the precipitation mechanism includes precipitation hoistway, precipitation screen pipe, suction pump, waterproof
Coiled material and waterproofing protection concrete layer;
The precipitation hoistway is arranged in building foundation pit, and the waterproof roll is laid on the precipitation hoistway, and the waterproof is protected
Shield concrete layer is laid on the waterproof roll;
The precipitation screen pipe is mounted in the precipitation hoistway, and one end of the suction pump is connect with the precipitation screen pipe.
2. precipitation mechanism according to claim 1, which is characterized in that the precipitation screen pipe is in the suction pump
Water shutoff iron covering is installed at portion.
3. precipitation mechanism according to claim 2, which is characterized in that the precipitation screen pipe is close to the end of the suction pump
Closed tube snap ring is installed at portion.
4. precipitation mechanism according to claim 3, which is characterized in that precipitation screen pipe the opening close to the suction pump
Closing valve is installed at mouthful.
5. precipitation mechanism according to claim 1, which is characterized in that be equipped with multilayer aperture inside the precipitation screen pipe
The aperture of different filter screens, filter screen described in multilayer is sequentially reduced from the bottom end of the precipitation screen pipe to top.
6. precipitation mechanism according to claim 1, which is characterized in that the precipitation mechanism includes that pump house and water outlet are total
Pipe, one end of the outfall sewer are connect with the suction pump, and the other end is connect with the pump house.
7. precipitation mechanism according to claim 6, which is characterized in that the outfall sewer includes valve, connecting tube, collection point
Hydrophone and outlet pipe, one end of the outlet pipe are connect with the pump house, and the other end is connect with the condensate correcting-distribuing device, described
One end of connecting tube is connect with the condensate correcting-distribuing device, and the other end is connect with the suction pump, and the valve is mounted on the connection
Guan Shang.
8. precipitation mechanism according to claim 1, which is characterized in that be equipped with filtering outsourcing outside the precipitation screen pipe
Layer, the filtering surrounding layer includes the first layer, the second layer and third layer successively wrapped up from inside to outside, the first layer
The material of use includes nylon, and the material that the second layer uses includes burlap, and the material that the third layer uses includes nonwoven
Fiber cloth.
9. precipitation mechanism according to claim 1, which is characterized in that the dewatering well road have opposite the first inner wall and
Second inner wall is equipped with the first filter layer on first inner wall, is equipped with the second filter layer on second inner wall, and described
One filter layer is arranged along the length extending direction of first inner wall, and second filter layer prolongs along the length of second inner wall
Stretch direction setting.
10. a kind of raft plate water cut off device device, which is characterized in that the raft plate water cut off device device includes any one of claim 1-9
The precipitation mechanism.
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CN201820753235.1U CN208201900U (en) | 2018-05-18 | 2018-05-18 | A kind of precipitation mechanism and raft plate water cut off device device |
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CN201820753235.1U CN208201900U (en) | 2018-05-18 | 2018-05-18 | A kind of precipitation mechanism and raft plate water cut off device device |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN108468342A (en) * | 2018-05-18 | 2018-08-31 | 中铁十局集团第二工程有限公司 | A kind of precipitation mechanism and raft plate water cut off device device |
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2018
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN108468342A (en) * | 2018-05-18 | 2018-08-31 | 中铁十局集团第二工程有限公司 | A kind of precipitation mechanism and raft plate water cut off device device |
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