CN220834521U - Filter equipment of airport escape canal - Google Patents
Filter equipment of airport escape canal Download PDFInfo
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- CN220834521U CN220834521U CN202321046129.7U CN202321046129U CN220834521U CN 220834521 U CN220834521 U CN 220834521U CN 202321046129 U CN202321046129 U CN 202321046129U CN 220834521 U CN220834521 U CN 220834521U
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- drainage ditch
- filtering
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- water
- collecting
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 75
- 238000001914 filtration Methods 0.000 claims abstract description 66
- 230000000903 blocking effect Effects 0.000 claims abstract description 19
- 239000012535 impurity Substances 0.000 claims description 16
- 239000002245 particle Substances 0.000 claims description 12
- 238000000034 method Methods 0.000 description 4
- 238000009825 accumulation Methods 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a filtering device for an airport drainage ditch, which comprises: flow expansion groove, flow dividing piece and filtering component. The flow expansion grooves are respectively communicated with the water flow tail end of the first drainage ditch and the water flow initial end of the second drainage ditch, and a filtering area is respectively formed at two sides of the flow expansion grooves in the water flow direction; the diversion piece is fixedly arranged in the flow expansion groove, the water blocking surface of the diversion piece is perpendicular to the water flow direction, and the diversion piece is used for diverting the water body of the first drainage ditch into the two filtering areas; the filtering component comprises a collecting piece, a coarse filtering piece and a fine filtering piece which are detachably arranged in each filtering area, and the water body of the first drainage ditch sequentially passes through the collecting piece, the coarse filtering piece and the fine filtering piece in the two filtering areas respectively so as to intercept dirt in the water body in each filtering area. According to the utility model, the drainage ditch is not required to be closed, special salvaging equipment is not required, and only collecting pieces at two sides of the drainage ditch are required to be replaced, so that the working strength of staff is reduced.
Description
Technical Field
The utility model relates to the technical field of capital construction, in particular to a filtering device for an airport drainage ditch.
Background
When the airport rains, the initial rainwater contains a large amount of impurities because the initial rainwater flushes the areas such as the runway, the taxiway and the land surface. On the one hand, if the impurities are directly discharged to the off-site water body along the airport drainage ditch, the off-site water body is polluted to a certain extent, so that the pollutants in the initial rainwater are required to be intercepted; on the other hand, some of the impurities are dead branches and fallen leaves, and the dead branches and fallen leaves easily block the drainage ditch or reduce the water flow speed in the drainage ditch after entering the drainage ditch of the airport, so that the drainage capacity of the drainage ditch of the airport is reduced.
The Chinese patent '202220983425.9-drain dirt blocking cleaning device' discloses that the drain dirt blocking cleaning device comprises a lifting rail (1), a frame (2) and a filter screen (3), wherein the lifting rail (1) is embedded on two side ditch walls of the drain and extends upwards, the frame (2) is slidably embedded on the lifting rail (1), the filter screen (3) is detachably arranged on the frame (2) and a net pocket (4) is formed at the bottom of the filter screen (3), and the net pocket (4) is used for collecting sundries filtered by the filter screen (3). The impurity in the water is intercepted through the liftable filter screen to this patent, and this patent needs to shut down the escape canal or use special salvage equipment to just can collect the impurity that is intercepted by the filter screen, has certain collection degree of difficulty.
Disclosure of utility model
The utility model mainly aims to provide a filtering device for an airport drainage ditch, which solves the problems that in the prior art, a sewage blocking drainage ditch with a liftable filter screen is required to be shut down or special salvaging equipment is required to be used for collecting impurities trapped by the filter screen, and the filtering device has certain collecting difficulty.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
An airport drainage ditch filtering device, the airport drainage ditch including radial collinear first drainage ditch and second drainage ditch, the rivers end of first drainage ditch is adjacent the rivers initial end of second drainage ditch, its characterized in that, filtering device includes:
The flow expansion groove is respectively communicated with the water flow tail end of the first drainage ditch and the water flow initial end of the second drainage ditch, and the cross section area of the flow expansion groove is larger than that of the first drainage ditch and the second drainage ditch so as to respectively form a filtering area at two sides of the flow expansion groove in the water flow direction;
the diversion piece is fixedly arranged in the flow expansion groove, the water blocking surface of the diversion piece is perpendicular to the water flow direction, and the diversion piece is used for diverting the water body of the first drainage ditch into two filtering areas;
The filtering assembly comprises a collecting piece, a coarse filtering piece and a fine filtering piece which are arranged in each filtering area in a detachable mode in sequence along the water flow direction, and the water body of the first drainage ditch sequentially passes through the collecting piece, the coarse filtering piece and the fine filtering piece in the two filtering areas respectively so as to intercept dirt in the water body in each filtering area.
As a further improvement of the present utility model, the flow expansion groove includes two first edges communicated with the first drainage ditch, two second edges communicated with the second drainage ditch, and two parallel edges fixedly connected with each first edge and each second edge respectively, wherein each first edge forms a first preset included angle with the radial direction of the first drainage ditch, and each second edge forms a second preset included angle with the radial direction of the second drainage ditch.
As a further improvement of the utility model, the flow dividing piece comprises a pier body fixedly arranged in the flow expansion groove, the pier body is rectangular, and one surface of the pier body adjacent to the first drainage ditch is the water blocking surface.
As a further improvement of the present utility model, the heights of all the first sides are not smaller than the depth of the first drain, and the heights of all the second sides are not smaller than the depth of the second drain.
As a further improvement of the present utility model, each collecting member comprises a filter screen having a first aperture and a collecting bag detachably connected to the filter screen, one side of the filter screen is fixedly connected to one side of the pier body, the other side of the filter screen is fixedly connected to the parallel side, the collecting bag is located on a side of the filter screen adjacent to the front end in the water flow direction, and the filter screen is used for filtering impurities of a first particle size and trapping the impurities of the first particle size in the collecting bag.
As a further development of the utility model, each coarse filter element comprises a first gabion having a first particle size, one side of the first gabion being fixedly connected to one side of the pier body.
As a further development of the utility model, each fine filter element comprises a second gabion of a second particle size, one side of said second gabion being fixedly connected to one side of said pier body.
As a further improvement of the utility model, the middle part of the water blocking surface protrudes to a preset height in the reverse water flow direction to form two sloping surfaces, one sloping surface faces one collecting piece, the other sloping surface faces the other collecting piece, and each sloping surface is used for relieving the impact stress of the water blocking surface.
As a further improvement of the utility model, one side of each collecting piece far away from the flow dividing piece is respectively provided with a handheld part, and each handheld part is respectively used for receiving external force pulling to drive the current collecting piece to be separated from the flow expansion groove.
According to the application, the water flow is split into the flow spreading grooves at two sides of the drainage ditch through the splitting pieces, so that impurities in the water body are intercepted and collected at two sides of the drainage ditch, the impurities in the water body entering the drainage ditch of an airport can be effectively intercepted, natural precipitation or artificial water is purified, a dirt accumulation area is provided, the blockage of the drainage ditch of the airport is prevented, the pollution to off-site water bodies is reduced, and the drainage ditch does not need to be shut down, special salvage equipment is not needed, and only the collecting pieces at two sides of the drainage ditch are needed to be replaced, so that the working intensity of workers is reduced.
Drawings
FIG. 1 is a schematic view of an embodiment of a filtering apparatus for an airport drain of the present utility model;
FIG. 2 is a schematic view of an embodiment of the filtering apparatus of the airport drainage system of the present utility model;
FIG. 3 is a schematic view of an embodiment of the filtering apparatus of the airport drainage system of the present utility model;
FIG. 4 is a schematic view of an embodiment of the filtering apparatus of the airport drainage system of the present utility model;
FIG. 5 is a schematic view of an embodiment of the filtering apparatus of the airport drainage system of the present utility model;
FIG. 6 is a schematic view of the structure of an embodiment of the filtering device of the airport drainage system of the present utility model;
Reference numerals (in the first order of occurrence): the first drainage ditch 1, the second drainage ditch 2, the flow expansion groove 3, the flow dividing piece 4, the filtering component 5, the filtering area 6, the collecting piece 61, the coarse filtering piece 62, the fine filtering piece 63, the first side 31, the second side 32, the parallel side 33, the pier body 41, the filter screen 611, the collecting bag 612, the first crushed gabion 621, the second crushed gabion 631, the slope 4111 and the hand-held part 613.
Detailed Description
The following description of the embodiments of the present application will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
The terms "first," "second," "third," and the like in this disclosure are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "first," "second," and "third" may explicitly or implicitly include at least one such feature. In the description of the present application, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise. All directional indications (such as up, down, left, right, front, back … …) in the embodiments of the present application are merely used to explain the relative positional relationship, movement, etc. between the components in a particular gesture (as shown in the drawings), and if the particular gesture changes, the directional indication changes accordingly. Furthermore, the terms "comprise" and "have," as well as any variations thereof, are intended to cover a non-exclusive inclusion. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those listed steps or elements but may include other steps or elements not listed or inherent to such process, method, article, or apparatus.
Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment may be included in at least one embodiment of the application. The appearances of such phrases in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. Those of skill in the art will explicitly and implicitly appreciate that the embodiments described herein may be combined with other embodiments.
As shown in fig. 1, the present embodiment provides an embodiment of a filtering device for an airport drainage ditch, in the present embodiment, the airport drainage ditch comprises a first drainage ditch 1 and a second drainage ditch 2 which are radially collinear, and the water flow end of the first drainage ditch 1 is adjacent to the water flow initial end of the second drainage ditch 2, and the filtering device is characterized by comprising a flow expansion groove 3, a flow dividing piece 4 and a filtering assembly 5.
It should be noted that the first drainage ditch 1 and the second drainage ditch 2 are the same drainage ditch, and the separation of the first drainage ditch and the second drainage ditch is only for convenience of description.
Referring to fig. 1 and 2, the flow expansion groove 3 is respectively communicated with the water flow end of the first drainage ditch 1 and the water flow initial end of the second drainage ditch 2, and the cross-sectional area of the flow expansion groove 3 is larger than that of the first drainage ditch 1 and the second drainage ditch 2, so that a filtering area 6 is respectively formed at two sides of the flow expansion groove 3 in the water flow direction; the flow dividing piece 4 is fixedly arranged in the flow expansion groove 3, the water blocking surface of the flow dividing piece 4 is perpendicular to the water flow direction, and the flow dividing piece 4 is used for dividing the water body of the first drainage ditch 1 into two filtering areas 6; the filtering assembly 5 comprises a collecting piece 61, a coarse filtering piece 62 and a fine filtering piece 63 which are arranged in each filtering area 6 in a detachable mode in the water flow direction, and the water body of the first drainage ditch 1 sequentially passes through the collecting piece 61, the coarse filtering piece 62 and the fine filtering piece 63 in the two filtering areas 6 respectively so as to retain dirt in the water body in each filtering area 6.
Further, referring to fig. 3, the flow expansion groove 3 includes two first edges 31 communicating with the first drainage ditch 1, two second edges 32 communicating with the second drainage ditch 2, and two parallel edges 33 fixedly connected with each first edge 31 and each second edge 32, wherein each first edge 31 forms a first preset included angle with the radial direction of the first drainage ditch 1, and each second edge 32 forms a second preset included angle with the radial direction of the second drainage ditch 2.
Preferably, the angle range of the first preset included angle and the second preset included angle is preferably [30 degrees, 90 degrees ].
Further, referring to fig. 4, the flow divider 4 includes a pier 41 fixedly installed in the flow expansion groove 3, the pier 41 is rectangular parallelepiped, and a water blocking surface 411 is provided on a surface of the pier 41 adjacent to the first drainage ditch 1.
Preferably, the pier body 41 adopts a reinforced concrete solid structure, the water blocking surface 411 of the pier body 41 is perpendicular to the water flow direction of the first drainage ditch 1, the area of the water blocking surface 411 is not smaller than the cross-sectional area of the first drainage ditch 1, the water blocking surface can be determined according to the actual setting position and the clear width of the first drainage ditch 1, and the distance between the pier body 41 and the first drainage ditch 1 along the length of the water flow direction is not smaller than 0.5m, namely the thickness is not smaller than 0.5m.
For example, the first drainage ditch 1 and the second drainage ditch 2 are respectively adjacent to the flow expansion groove 3, the net width is 0.8m, the depth is 1.2m, and the wall thickness of the first drainage ditch 1 and the second drainage ditch 2 is 0.15m.
Further, the height of all the first sides 31 is not smaller than the depth of the first drain 1, and the height of all the second sides 32 is not smaller than the depth of the second drain 2.
Further, referring to fig. 5, each collecting member 61 includes a filter screen 611 having a first aperture and a collecting bag 612 detachably connected to the filter screen 611, one side of the filter screen 611 is fixedly connected to one side of the pier body 41, the other side of the filter screen 611 is fixedly connected to the parallel side 33, the collecting bag 612 is located on a side of the filter screen 611 adjacent to the front end in the water flow direction, and the filter screen 611 is used for filtering impurities of a first particle size and trapping the impurities of the first particle size in the collecting bag 612.
Further, each coarse filter 62 includes a first gabion 621 having a first particle size, and one side of the first gabion 621 is fixedly connected with one side of the pier 41.
Further, each fine filter 63 includes a second gabion 631 having a second particle diameter, and one side of the second gabion 631 is fixedly connected to one side of the pier 41.
Further, referring to fig. 6, the middle portion of the water blocking surface 411 protrudes by a predetermined height in the reverse water flow direction to form two sloping surfaces 4111, wherein one sloping surface 4111 faces one of the collecting members 61, and the other sloping surface 4111 faces the other collecting member 61, and each sloping surface 4111 is used for reducing the impact force of the water blocking surface 411.
Further, a hand-hold portion 613 is respectively installed on a surface of each collecting member 61 away from the pier 41, and each hand-hold portion 613 is respectively used for receiving an external force to pull so as to drive the current collecting member 61 to be separated from the flow expansion groove 3.
Preferably, the first drainage ditch 1 and the second drainage ditch 2 are preferably set to have a net width of 0.8m, and the wall thickness which is the same as the thickness of the first drainage ditch 1 and the second drainage ditch 2 is adopted, wherein the thickness of the pier body 41 is 0.5m, and the total length of the water flow direction of the flow expansion groove 3 is 2.4m.
Preferably, the net length of the filtering area 6 in the water flow direction is not less than 1.5m, and the net width perpendicular to the water flow direction is not less than 0.5m.
Preferably, the collecting member 61, the coarse filter member 62 and the fine filter member 63 are arranged in this order in the water flow direction, and the sum of the three lengths is the same as the net length of the filtering section 6.
Preferably, the depth of the pier body 41, the coarse filter 62 and the fine filter 63 is not less than 1/3 of the net depth of the first drainage ditch 1 or the second drainage ditch 2 at the installation position, and the three depths are the same.
For example, in the embodiment, the depths of the pier body 41, the coarse filter 62 and the fine filter 63 are not less than 1/3 of the net depth of the first drainage ditch 1 or the second drainage ditch 2 at the installation position, and the depths of the pier body 41, the coarse filter 62 and the fine filter 63 are all 0.5m.
Preferably, the coarse filter 62 is a gravel composition having a diameter of 2-3cm and the fine filter 63 is a gravel composition having a diameter of 1-2 cm.
According to the application, the water flow is split into the flow spreading grooves 3 at the two sides of the drainage ditch through the splitting pieces 4, so that impurities in the water body are intercepted and collected at the two sides of the drainage ditch, the impurities in the water body entering the drainage ditch of an airport can be effectively intercepted, natural precipitation or artificial water is purified, a dirt accumulation area is provided, the blockage of the drainage ditch of the airport is prevented, the pollution to the off-site water body is reduced, and the drainage ditch does not need to be shut down or special salvage equipment is not needed, and only the collecting pieces 61 at the two sides of the drainage ditch are replaced, so that the working intensity of workers is reduced.
The embodiments of the utility model have been described in detail above, but they are merely examples, and the utility model is not limited to the above-described embodiments. It will be apparent to those skilled in the art that any equivalent modifications or substitutions to this utility model are within the scope of the utility model, and therefore, all equivalent changes and modifications, improvements, etc. that do not depart from the spirit and scope of the principles of this utility model are intended to be covered by this utility model.
Claims (9)
1. An airport drainage ditch filter device, the airport drainage ditch including along radial collinear first drainage ditch of rivers direction and second drainage ditch, the rivers end of first drainage ditch is adjacent the rivers initial end of second drainage ditch, its characterized in that, filter device includes:
The flow expansion groove is respectively communicated with the water flow tail end of the first drainage ditch and the water flow initial end of the second drainage ditch, and the cross section area of the flow expansion groove is larger than that of the first drainage ditch and the second drainage ditch so as to respectively form a filtering area at two sides of the flow expansion groove in the water flow direction;
the diversion piece is fixedly arranged in the flow expansion groove, the water blocking surface of the diversion piece is perpendicular to the water flow direction, and the diversion piece is used for diverting the water body of the first drainage ditch into two filtering areas;
The filtering assembly comprises a collecting piece, a coarse filtering piece and a fine filtering piece which are arranged in each filtering area in a detachable mode in sequence along the water flow direction, and the water body of the first drainage ditch sequentially passes through the collecting piece, the coarse filtering piece and the fine filtering piece in the two filtering areas respectively so as to intercept dirt in the water body in each filtering area.
2. The filter device of claim 1, wherein the flow spreading groove comprises two first sides communicated with the first drainage ditch, two second sides communicated with the second drainage ditch, and two parallel sides fixedly connected with each first side and each second side respectively, wherein each first side forms a first preset included angle with the radial direction of the first drainage ditch, and each second side forms a second preset included angle with the radial direction of the second drainage ditch.
3. The filter device according to claim 2, wherein the flow dividing member comprises a pier body fixedly installed in the flow expansion groove, the pier body is rectangular, and a surface of the pier body adjacent to the first drainage ditch is the water blocking surface.
4. The filter device of claim 2, wherein the height of all first sides is not less than the depth of the first drain and the height of all second sides is not less than the depth of the second drain.
5. A filter device according to claim 3, wherein each collecting member comprises a filter screen having a first aperture and a collecting bag detachably connected to the filter screen, one side of the filter screen is fixedly connected to one side of the pier body, the other side of the filter screen is fixedly connected to the parallel side, the collecting bag is located on a side of the filter screen adjacent to the front end in the water flow direction, and the filter screen is used for filtering impurities of a first particle size and trapping the impurities of the first particle size in the collecting bag.
6. A filter device according to claim 3, wherein each coarse filter element comprises a first gabion of a first particle size, one side of the first gabion being fixedly connected to one side of the pier body.
7. A filter device according to claim 3, wherein each fine filter element comprises a second gabion of a second particle size, one side of the second gabion being fixedly connected to one side of the pier body.
8. The filter device according to claim 1, wherein the middle portion of the water blocking surface is raised to a predetermined height in a reverse water flow direction to form two sloping surfaces, one sloping surface facing one of the collecting members and the other sloping surface facing the other collecting member, each sloping surface being adapted to mitigate impact forces of the water blocking surface, respectively.
9. The filtering device according to claim 1, wherein a hand-held part is respectively arranged on one surface of each collecting piece far away from the flow dividing piece, and each hand-held part is respectively used for receiving external force to pull so as to drive the current collecting piece to be separated from the flow expansion groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321046129.7U CN220834521U (en) | 2023-05-04 | 2023-05-04 | Filter equipment of airport escape canal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321046129.7U CN220834521U (en) | 2023-05-04 | 2023-05-04 | Filter equipment of airport escape canal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220834521U true CN220834521U (en) | 2024-04-26 |
Family
ID=90740041
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321046129.7U Active CN220834521U (en) | 2023-05-04 | 2023-05-04 | Filter equipment of airport escape canal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220834521U (en) |
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2023
- 2023-05-04 CN CN202321046129.7U patent/CN220834521U/en active Active
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