CN111335158B - Floating bridge deck runoff collecting device - Google Patents
Floating bridge deck runoff collecting device Download PDFInfo
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- CN111335158B CN111335158B CN202010225468.6A CN202010225468A CN111335158B CN 111335158 B CN111335158 B CN 111335158B CN 202010225468 A CN202010225468 A CN 202010225468A CN 111335158 B CN111335158 B CN 111335158B
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- collecting
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- 238000007667 floating Methods 0.000 title claims abstract description 87
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 66
- 238000012544 monitoring process Methods 0.000 claims abstract description 50
- 239000007788 liquid Substances 0.000 claims description 23
- 239000002131 composite material Substances 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 8
- 239000003733 fiber-reinforced composite Substances 0.000 claims description 6
- 239000000126 substance Substances 0.000 claims description 6
- 239000004809 Teflon Substances 0.000 claims description 4
- 229920006362 Teflon® Polymers 0.000 claims description 4
- 229920002635 polyurethane Polymers 0.000 claims description 4
- 239000004814 polyurethane Substances 0.000 claims description 4
- 238000005299 abrasion Methods 0.000 claims description 3
- 238000007599 discharging Methods 0.000 claims 2
- 230000007246 mechanism Effects 0.000 description 21
- 230000008901 benefit Effects 0.000 description 8
- 238000005260 corrosion Methods 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 229920003225 polyurethane elastomer Polymers 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
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- 239000004567 concrete Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000003651 drinking water Substances 0.000 description 1
- 235000020188 drinking water Nutrition 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/08—Damp-proof or other insulating layers; Drainage arrangements or devices ; Bridge deck surfacings
- E01D19/086—Drainage arrangements or devices
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F1/00—Methods, systems, or installations for draining-off sewage or storm water
- E03F1/002—Methods, systems, or installations for draining-off sewage or storm water with disposal into the ground, e.g. via dry wells
- E03F1/005—Methods, systems, or installations for draining-off sewage or storm water with disposal into the ground, e.g. via dry wells via box-shaped elements
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- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention belongs to the field of highway bridges spanning sensitive water bodies, and particularly discloses a floating bridge deck runoff collecting device. The device includes collection unit, monitoring unit and the control unit, wherein: the floating collecting box of the collecting unit is sleeved outside the bridge pier and floats on the water surface to collect the deck runoff; the water inlet of the multi-way valve is connected with the bridge deck runoff collecting pipe, the water outlet of the multi-way valve is respectively connected with the water conveying pipe and the straight drainage pipe, meanwhile, the water conveying pipe is connected with the water inlet hole on the floating collecting box, and the straight drainage pipe is directly communicated with the water body; the monitoring unit is used for monitoring the bridge deck runoff and the collecting unit; the control unit is used for receiving the signal of the monitoring unit and controlling the multi-way valve according to the signal so as to realize the collection or the discharge of the deck runoff. The invention can fully utilize a large amount of non-navigation space between the bridge deck and the water surface, is not limited by a bridge head field and hardly increases the bearing of the bridge, improves the space utilization rate and is more beautiful.
Description
Technical Field
The invention belongs to the field of highway bridges spanning sensitive water bodies, and particularly relates to a floating bridge deck runoff collecting device.
Background
With the continuous development of the economic society of China, the number of the bridges crossing the sensitive water body highway in China is increased rapidly, and the number of dangerous chemicals transported through the highway is increased day by day. Water-sensitive target pollution such as drinking water sources near expressways caused by dangerous chemical transport vehicle accidents is becoming a major environmental risk during the operation of expressways. Meanwhile, the rainwater in the initial stage of the runoff of the highway bridge deck contains more pollutants such as solid suspended matters, COD (chemical oxygen demand), ammonia nitrogen and even heavy metals due to daily operation, and the pollutants are directly discharged into the sensitive water body to pollute the sensitive water body. Therefore, it is very necessary to provide a bridge deck runoff collecting device for crossing sensitive water bridges.
At present, the bridge deck runoff collecting device applied in China mainly comprises a sedimentation tank, an emergency tank, a closed drainage ditch, an oxidation pond, an artificial wetland and the like which are singly or combined. The bridge deck runoff enters a bridge deck runoff collecting device arranged at a bridge head or on a concrete bearing platform under the bridge deck through a collecting manifold arranged along the bridge, so that sensitive water bodies are protected from being polluted. The commonly used bridge deck runoff collecting device mostly adopts grouted rubbles, the bottom of the commonly used bridge deck runoff collecting device is subjected to simple anti-seepage treatment, and part of the commonly used bridge deck runoff collecting device also adopts a reinforced concrete structure. However, large areas of rivers and beaches exist under the bridge, and the bridge head is not used for building the device in a large space. When the water area spanned by the bridge is large, the volume of the bridge deck runoff collecting device arranged at the bridge head is often insufficient; the fixed bridge deck runoff collecting device is arranged under the bridge deck in a piling mode, extra bearing is brought to piers, the construction cost of the bridge is increased, and the bridge which needs to be additionally provided with the bridge deck runoff collecting device is difficult to implement, particularly the bridge in a water source area and a scenic spot.
Disclosure of Invention
Aiming at the defects or the improvement requirements of the prior art, the invention provides a floating bridge deck runoff collecting device, wherein the device is combined with the characteristics of a highway bridge crossing sensitive water bodies, a collecting unit, a monitoring unit and a control unit are correspondingly designed, the structure and the specific arrangement mode of key components of the floating collecting box, such as a floating collecting box, are researched and designed, a large amount of non-navigation space between a bridge deck and a water surface can be correspondingly and fully utilized, the limitation of a bridge head field is avoided, the bearing of the bridge is hardly increased, the problem that the existing bridge deck runoff collecting device is limited by the field or increases the load of the bridge is effectively avoided, the space utilization rate is improved, the appearance is more attractive, and the device is particularly suitable for application occasions of the highway bridge crossing sensitive water bodies.
In order to achieve the above object, the present invention provides a floating bridge deck runoff collecting device, which comprises a collecting unit, a monitoring unit and a control unit, wherein:
the collecting unit comprises a floating collecting box, a multi-way valve, a water conveying pipe and a straight-line pipe, wherein the floating collecting box is sleeved outside the bridge pier and floats on the water surface and is used for collecting deck runoff; the water inlet of the multi-way valve is connected with the bridge deck runoff collecting pipe, the water outlet of the multi-way valve is respectively connected with the water conveying pipe and the direct drainage pipe, the water conveying pipe is connected with the water inlet hole on the floating collecting box, and the direct drainage pipe is directly communicated to a water body so as to guide the bridge deck runoff to the floating collecting box for collection or direct discharge;
the monitoring unit is used for monitoring the bridge deck runoff and collecting unit;
the control unit is used for receiving the signal of the monitoring unit and controlling the multi-way valve according to the signal, so that the collection or the discharge of the deck runoff is realized.
As a further preferred mode, the interior of the floating collection box is divided into an empty chamber and a collection chamber by a partition wall, the empty chamber is used for ensuring the buoyancy of the floating collection box, and the collection chamber is used for collecting the deck runoff.
Preferably, the outer vertical surface of the floating collecting box close to the bridge pier is provided with a wear-resistant buffer composite layer.
As a further preferred, the abrasion-resistant buffer composite layer is made of polyurethane plus PE board.
As a further preference, the floating collection tank is made of a fibre-reinforced composite material.
As a further preferred, the floating collecting box is composed of two box modules which are detachably connected.
Preferably, the water pipe is made of a transparent teflon pipe or a chemical composite hose.
Preferably, the monitoring unit comprises a deck runoff monitoring mechanism and a liquid level monitoring mechanism, the deck runoff monitoring mechanism is arranged above the deck and used for monitoring the condition of the deck runoff, and the liquid level monitoring mechanism is arranged on the floating collection box and used for monitoring the liquid level condition in the floating collection box.
Generally, compared with the prior art, the above technical solution conceived by the present invention mainly has the following technical advantages:
1. the floating collecting box is adopted to collect the deck runoff, so that a large amount of non-navigation space between the deck and the water surface can be fully utilized, the bridge head field is not limited, the bearing of the bridge is hardly increased, the problem that the conventional deck runoff collecting device is limited by the field or increases the load of the bridge is effectively avoided, the space utilization rate is improved, and the deck runoff collecting device is more attractive;
2. particularly, the floating collecting box is divided into an empty cabin and a collecting cabin by the bulkhead wall, the deck runoff is collected only by the collecting cabin, and the empty cabin provides buoyancy, so that the floating collecting box can still keep a floating state after being filled with liquid;
3. according to the invention, the wear-resistant buffer composite layer is prepared by adopting polyurethane and a PE plate, wherein the polyurethane elastomer can play a buffer role, so that the impact of the floating collecting box on a pier under the action of wave load is reduced, and meanwhile, the PE plate can play a protection role on the box body of the floating collecting box;
4. the floating type collecting box made of the fiber reinforced composite material can organically combine the advantages of high strength of a steel structure, light weight and strong corrosion resistance of the fiber reinforced composite material, and reduce the weight of the floating type collecting box on the premise of ensuring that the box body meets the strength standard, thereby improving the collecting capacity of the whole floating type bridge deck runoff collecting device on bridge deck runoff;
5. the floating collecting box provided by the invention is formed by combining two box body modules in a detachable connection mode, has the advantages of reasonable and simple structure and flexible and changeable shape, and can be customized and generated according to different bridge deck runoff collecting requirements and specific bridge structures, so that the floating collecting box has the advantages of short installation time, simple installation process, small influence on the surrounding environment, low construction and maintenance cost and the like, is convenient to detach the filled box body modules and float and drag the box body modules to a specified place for processing, and has the advantage of not influencing the normal traffic of bridge deck vehicles during processing;
6. the water delivery pipe provided by the invention is made of a transparent Teflon pipe or a chemical compound hose with good corrosion resistance and durability, can deform without influencing the function, and solves the problem that the traditional runoff collecting pipeline cannot extend or shorten along with the increase of the loading capacity of the floating collecting box or the movement of rising and falling of the water level.
Drawings
FIG. 1 is a schematic view of the installation of a floating deck runoff collection apparatus provided by a preferred embodiment of the present invention;
FIG. 2 is a top view of a floating deck runoff collection apparatus provided by a preferred embodiment of the present invention;
figure 3 is a side view of a floating deck runoff collection apparatus provided by a preferred embodiment of the present invention;
fig. 4 is a sectional view of section a-a in fig. 2.
The same reference numbers will be used throughout the drawings to refer to the same or like elements or structures, wherein:
the method comprises the following steps of 1-bridge deck runoff monitoring mechanism, 2-control box, 3-water conveying pipe, 4-multi-way valve, 5-straight pipe, 6-floating collecting box, 7-liquid level monitoring mechanism, 8-water inlet hole, 9-bolt connection, 10-box module, 11-wear-resistant buffer composite layer, 12-bulkhead wall, 13-empty cabin and 14-collecting cabin.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. In addition, the technical features involved in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
As shown in fig. 1-4, a floating bridge deck runoff collecting device comprises a collecting unit, a monitoring unit and a control unit, wherein:
the collecting unit comprises a floating collecting box 6, a multi-way valve 4, a water conveying pipe 3 and a straight-line pipe 5, wherein the floating collecting box 6 is sleeved outside the pier and floats on the water surface for collecting deck runoff; the water inlet of the multi-way valve 4 is connected with the bridge deck runoff collecting pipe, the water outlet of the multi-way valve 4 is respectively connected with the water conveying pipe 3 and the straight-line pipe 5, meanwhile, the water conveying pipe 3 is connected with the water inlet hole 8 on the floating collecting box 6, and the straight-line pipe 5 is directly led to the bottom of the water body, so that the bridge deck runoff is guided to the floating collecting box 6 to be collected or directly discharged;
the monitoring unit is used for monitoring bridge deck runoff and the collecting unit and comprises a bridge deck runoff monitoring mechanism 1 and a liquid level monitoring mechanism 7, the bridge deck runoff monitoring mechanism 1 is arranged above the bridge deck and used for carrying out continuous video monitoring on the whole bridge deck so as to monitor the situation of the bridge deck runoff, the liquid level monitoring mechanism 7 is arranged on the floating collecting box 6 and used for monitoring the liquid level situation in the floating collecting box 6, the liquid level monitoring mechanism 7 selects a capacitive liquid level meter and a matched device thereof, and the bridge deck runoff and collecting unit has the characteristics of high precision, low power consumption and capability of sending a liquid level signal in real time;
the control unit is including installing control box 2 at the bridge floor edge, conveniently carry out manual control at the bridge floor, this control box 2 is connected with bridge floor runoff monitoring mechanism 1 and liquid level monitoring mechanism 7 through control scheme, receive bridge floor runoff monitoring mechanism 1's video signal and liquid level monitoring mechanism's monitoring signal, transmit these signals for control center through the remote communication module simultaneously, and control many-way valve 4 according to the remote control center instruction or the on-the-spot manual control instruction that receive, with this collection or the emission that realizes the bridge floor runoff.
Further, as shown in fig. 2, the interior of the floating collection tank 6 is divided into an empty chamber 13 and a collection chamber 14 by a bulkhead 12, the empty chamber 13 is used for ensuring the buoyancy of the floating collection tank 6, and the collection chamber 14 is used for collecting deck runoff, so that the floating collection tank 6 can float on the water surface by itself and has sufficient buoyancy reserve for collecting the deck runoff. In a preferred embodiment of the invention, the volume of all collecting chambers 14 can then be at least 200m3The above.
Furthermore, a wear-resistant buffer composite layer 11 is arranged on the outer vertical surface of the floating type collecting box 6 close to the bridge pier. In a preferred embodiment of the present invention, the abrasion resistant buffer composite layer 11 is made of polyurethane plus PE board. The polyurethane elastomer can play a role in buffering, impact of the floating collecting box 6 on a pier under the action of wave load is reduced, and the PE plate can play a role in protecting the box body of the floating collecting box 6.
Further, the floating collection box 6 is made of fiber reinforced composite material, including glass fiber reinforced plastic material or steel-lined plastic composite material. The material can organically combine the advantages of good steel structure strength, light weight and strong corrosion resistance of the fiber reinforced composite material, and can lighten the quality of the floating collecting box on the premise of ensuring that the box body meets the strength standard, thereby improving the collecting capacity of the whole floating bridge deck runoff collecting device on bridge deck runoff. Meanwhile, the fiber reinforced composite material has good molding property, is simple and convenient to process, and can perfectly adapt to piers in various shapes in a factory customization mode.
The floating collecting box 6 is composed of two box modules 10 which are detachably connected. In a preferred embodiment of the invention, as shown in figure 3, the floating collection tank 6 is formed as a floating collection tank from two tank modules 10, which are bolted 9 around the bridge pier. Simultaneously, each box body module 10 is provided with a water inlet hole 8, the multi-way valve 4 selects a two-position four-way valve, one water outlet is connected with the straight-line pipe 5, the other two water outlets are respectively connected with the water inlet holes 8 on the two box body modules 10 through the water conveying pipes 3, and the inner side box wall of each box body module 10 is provided with a liquid level monitoring mechanism 7.
Further, the water delivery pipe 3 is made of a transparent Teflon pipe or a chemical composite hose, and has the advantages of good durability, corrosion resistance and the like. The length of the water pipe 3 can be self-adaptive to the distance between the water inlet hole 8 of the floating collecting box and the junction of the bridge deck runoff collecting manifold, so that the deformation is realized on the premise of not influencing the function, and the problem that the traditional runoff collecting pipeline cannot be extended or shortened along with the increase of the loading capacity of the floating collecting box or the movement of rising and falling of the water level is solved.
The operation of the floating deck runoff collecting device provided by the invention is described in detail below.
When bridge floor runoff monitoring mechanism 1 judges that the bridge floor does not take place danger article and reveals and the rainfall, remote control center leads to floating collecting box 6 through control box 2 control multi-way valve 4 to collect the bridge floor runoff at any time. When the bridge deck runoff monitoring mechanism 1 judges that rainfall occurs on the bridge deck, the remote control center controls the multi-way valve 4 to be communicated with the floating collecting box 6 through the control box 2, timing is started, the four-way valve is controlled to be communicated with the direct drainage pipe 5 after 30 minutes, and later-stage rainwater is directly drained to external water. When bridge floor runoff monitoring mechanism 1 judges that the bridge floor takes place that danger article reveal, remote control center leads to floating collecting box 6 through control box 2 control multi-ported valve 4, realizes holding the emergent of revealing danger article. Meanwhile, in order to ensure the balance of the tank modules 10 on both sides, when the liquid level monitoring mechanism 7 monitors that the liquid level difference between the collection chambers 14 of the two tank modules 10 exceeds an allowable value, the deck runoff is controlled to flow to the tank module 10 with a lower liquid level. When the liquid level monitoring mechanism 7 monitors that the radial flow collection liquid level in the collection chamber 14 of the tank module 10 reaches a limited liquid level, the remote control center feeds back a requirement to the road and bridge management department to process the floating collection tank 6.
When the floating collecting box 6 is processed, firstly, the box body module 10 is detached from the water pipe 3, the water inlet hole 8 is sealed, the bolt connection 9 of the floating collecting box is detached, the corresponding box body module 10 is detached from the floating collecting box 6, the floating collecting box is dragged to a designated place for processing, and the box body module 10 above the floating collecting box 6 is installed and connected with the water pipe 3.
It will be understood by those skilled in the art that the foregoing is merely a preferred embodiment of the present invention, and is not intended to limit the invention, and that any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included within the scope of the present invention.
Claims (8)
1. A floating bridge deck runoff collection device, characterized in that the device comprises a collection unit, a monitoring unit and a control unit, wherein:
the collecting unit comprises a floating collecting box (6), a multi-way valve (4), a water conveying pipe (3) and a straight-line pipe (5), wherein the floating collecting box (6) is sleeved outside the pier, floats on the water surface and is used for collecting deck runoff; the water inlet of the multi-way valve (4) is connected with the bridge deck runoff collecting pipe, the water outlet of the multi-way valve (4) is respectively connected with the water conveying pipe (3) and the direct discharging pipe (5), meanwhile, the water conveying pipe (3) is connected with the water inlet hole (8) on the floating collecting box (6), and the direct discharging pipe (5) is directly led to a water body so as to guide the bridge deck runoff to the floating collecting box (6) for collection or direct discharge;
the monitoring unit is used for monitoring the bridge deck runoff and collecting unit;
the control unit is used for receiving the signal of the monitoring unit and controlling the multi-way valve (4) according to the signal, so that the collection or the discharge of the deck runoff is realized.
2. A floating deck runoff collecting device according to claim 1 wherein the interior of said floating collection tank (6) is divided by a bulkhead (12) into an empty chamber (13) and a collection chamber (14), said empty chamber (13) being adapted to ensure the buoyancy of said floating collection tank (6) and said collection chamber (14) being adapted to collect said deck runoff.
3. A floating bridge deck runoff collection device according to claim 1 or claim 2 wherein the outer facade of said floating collection tank (6) adjacent to said piers is provided with a wear resistant cushioning composite layer (11).
4. A floating deck runoff collection apparatus according to claim 3 wherein said abrasion resistant cushioning composite layer (11) is made of polyurethane plus PE board.
5. A floating deck runoff collection device according to claim 1 wherein said floating collection tank (6) is made of a fiber reinforced composite material.
6. A floating deck runoff collection device according to claim 1 wherein said floating collection tank (6) is composed of two tank modules (10) removably connected.
7. The floating bridge deck runoff collection device according to claim 1 wherein said water duct (3) is made of transparent teflon tubing or chemical composite hose.
8. The floating bridge deck runoff collection device of claim 1 wherein the monitoring unit comprises bridge deck runoff monitoring means (1) and liquid level monitoring means (7), the bridge deck runoff monitoring means (1) being disposed above the bridge deck for monitoring the bridge deck runoff condition, the liquid level monitoring means (7) being disposed on the floating collection box (6) for monitoring the liquid level condition in the floating collection box (6).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010225468.6A CN111335158B (en) | 2020-03-26 | 2020-03-26 | Floating bridge deck runoff collecting device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010225468.6A CN111335158B (en) | 2020-03-26 | 2020-03-26 | Floating bridge deck runoff collecting device |
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| CN111335158A CN111335158A (en) | 2020-06-26 |
| CN111335158B true CN111335158B (en) | 2021-05-18 |
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