CN213772926U

CN213772926U - Bridge floor building structure

Info

Publication number: CN213772926U
Application number: CN202022663734.1U
Authority: CN
Inventors: 张电洲; 孙朝国; 洪磊
Original assignee: Anhui Weicheng Construction Engineering Co ltd
Current assignee: Anhui Weicheng Construction Engineering Co ltd
Priority date: 2020-11-17
Filing date: 2020-11-17
Publication date: 2021-07-23
Anticipated expiration: 2030-11-17

Abstract

The utility model relates to a bridge floor building structure, it includes the bridge body, install the collector pipe with the bridge floor intercommunication on the bridge body, first drain pipe and second drain pipe are installed to the play water end of collector pipe, and install the flow divider that is used for switching first drain pipe and the second drain pipe intercommunication condition on the collector pipe, first drain pipe and sewage treatment system intercommunication, the play water end of second drain pipe is provided with emergent water tank. When the first drainage pipe is opened, the second drainage pipe is closed, and rainwater enters the first drainage pipe through the water collecting pipe and is discharged into the sewage treatment system for subsequent treatment; the flow divider valve is started to close the first drainage pipe, the second drainage pipe is opened at the moment, sewage carrying accident pollutants flows into the emergency water tank through the second drainage pipe, rainwater carrying the pollutants is prevented from being directly discharged into a river to cause water body pollution, and potential safety hazards caused by the fact that the pollutants generated by accidents threaten the water body are reduced.

Description

Bridge floor building structure

Technical Field

The application relates to the technical field of bridge construction, in particular to a bridge deck building structure.

Background

The bridge is generally a structure which is erected on rivers, lakes and seas and allows vehicles, pedestrians and the like to smoothly pass through. The bridge generally consists of an upper structure, a lower structure, a support and an accessory structure, wherein the upper structure is also called a bridge span structure and is a main structure for crossing obstacles, the lower structure comprises a bridge abutment, a pier and a foundation, the support is a force transmission device arranged at the bridge span structure and the pier or the support of the bridge abutment, and the accessory structure refers to a bridge head butt plate, a conical slope protection, a revetment, a diversion project and the like. In order to prevent the influence of accumulated water on the bridge deck on the normal traffic of vehicles, a drainage structure is usually required to be arranged on the bridge deck to drain water on the bridge deck.

At present, the utility model discloses a chinese utility model patent that publication number is CN208328686U discloses a bridge drainage structure, including pontic and pier, be equipped with two lanes on the pontic, the road surface both sides in every lane are equipped with the drain, and the drain assembles into the water main, and in the water main downwardly extending goes into the pier, the pier was located the position below the surface of water and has seted up the delivery port, delivery port and water main intercommunication. When raining, water on the lane flows into the drainage channels on the two sides, and then continues to flow downwards after the drainage main channels are converged, so that the drainage of the road surface is realized. However, the bridge deck water in the scheme is directly discharged into the river, the bridge deck is easily polluted by pollutants such as heavy metal, dirty oil, tire dust, dirt and the like carried by vehicles, and the pollutants are easily polluted by rainwater to enter the river, so that the water quality is easily polluted; and if an accident happens on the bridge, pollutants generated by the accident are discharged into the water body, so that the water body and organisms in the water body are seriously threatened, and great potential safety hazard exists.

Aiming at the related technologies, the inventor thinks that the bridge deck pollutants are directly discharged into rivers and easily cause water body pollution, and the pollutants are easily introduced into the water body to cause potential safety hazards when accidents occur.

SUMMERY OF THE UTILITY MODEL

In order to prevent that the direct river that discharges into of pollutant on the bridge floor from causing water pollution, reduce the potential safety hazard that the accident produced the pollutant and brought simultaneously, this application provides a bridge floor building structure.

The application provides a bridge floor building structure adopts following technical scheme:

the utility model provides a bridge floor building structure, includes the bridge body, install the collector pipe with the bridge floor intercommunication on the bridge body, first drain pipe and second drain pipe are installed to the play water end of collector pipe, just install on the collector pipe and be used for switching first drain pipe reaches the flow divider of second drain pipe intercommunication condition, first drain pipe and sewage treatment system intercommunication, the play water end of second drain pipe is provided with emergency water tank.

By adopting the technical scheme, in rainy days, pollutants on the bridge floor are washed by rainwater and collected into the water collecting pipe, at the moment, the first drainage pipe is in an open state, the second drainage pipe is in a closed state, the rainwater enters the first drainage pipe and then flows into the sewage treatment system through the first drainage pipe for subsequent treatment, and the rainwater carrying the pollutants is effectively prevented from being directly discharged into rivers to cause water body pollution; if there is the accident, start the flow divider and make first drain pipe close, the second drain pipe is opened, and the sewage that carries accident pollutant this moment flows into emergency water tank through the second drain pipe, and the effectual accident sewage that has prevented directly discharges into river threatens water and the biology wherein to this potential safety hazard that reduces the accident and produce the pollutant and bring.

Optionally, the flow divider includes a valve seat, a water inlet channel communicated with the water collecting pipe, a first water outlet channel communicated with the first water discharging pipe, and a second water outlet channel communicated with the second water discharging pipe are arranged in the valve seat, and the water inlet channel is respectively communicated with the first water outlet channel and the second water outlet channel; the valve seat is internally provided with a valve core in a sliding manner, and the valve seat is provided with an electric push rod for pushing the valve core to slide between the communication position of the first water outlet channel and the water inlet channel and the communication position of the second water outlet channel and the water inlet channel.

By adopting the technical scheme, when the valve core is positioned at the communication position of the water inlet channel and the second water outlet channel, the valve core blocks the second water discharge pipe, the water inlet channel is communicated with the first water outlet channel at the moment, rainwater in the water collecting pipe can flow into the first water discharge pipe through the water inlet channel and the first water outlet channel, and the first water discharge pipe is in an open state; when an accident happens, the electric push rod is started, the electric push rod drives the valve core to slide in the valve seat, when the valve core moves to the communication position of the water inlet channel and the first water outlet channel, the valve core blocks the first water discharge pipe, the water inlet channel is communicated with the second water outlet channel at the moment, rainwater in the water collecting pipe can flow into the second water discharge pipe through the water inlet channel and the second water outlet channel, and the second water discharge pipe is in an open state, so that the first water discharge pipe and the second water discharge pipe are switched.

Optionally, valve grooves in plug-in fit with the valve core are formed in the inner wall of the first water outlet channel and the inner wall of the second water outlet channel, the end portion of the valve core and the valve grooves are in a circular truncated cone shape, and the inner walls of the valve grooves are attached to the side walls of the valve core.

By adopting the technical scheme, when the valve core blocks the first water outlet channel or the second water outlet channel, the end part of the valve core is attached to the inner side wall of the valve groove, and a water flow path is extended on the circular table surface between the valve core and the valve groove so as to block the water circulation; and the valve spool is limited by the valve slot, so that the valve spool is effectively prevented from being inclined due to the impact of water flow, and the plugging effect of the valve spool is improved.

Optionally, an elastic layer is fixedly connected to the inner side wall of the valve spool.

By adopting the technical scheme, the elastic layer is made of rubber, the rubber is soft and has good elasticity, when the valve core is inserted into the valve groove, the elastic layer forms buffering between the valve core and the inner wall of the valve groove, the impact abrasion between the valve core and the valve seat is effectively reduced, and the service life of the flow divider is prolonged; and the elastic layer is compressed tightly at this moment, further obstructed the circulation of water between case and valve groove, further improved the sealed effect of flow divider.

Optionally, the flow divider with the collector pipe, first drain pipe and all through flange joint between the second drain pipe, and be provided with seal ring between the adjacent ring flange.

By adopting the technical scheme, the flow divider is connected with the water collecting pipe, the first drain pipe and the second drain pipe through the flanges, so that the flow divider is convenient to mount, dismount and maintain; the sealing washer is made of rubber, and the arranged sealing washer effectively prevents water from overflowing from the adjacent flange plates, so that the sealing performance of the connection positions of the flow divider valve, the water collecting pipe, the first drainage pipe and the second drainage pipe is improved.

Optionally, the water collecting pipe is connected with the flow dividing valve through a flexible connecting pipe made of a flexible material, one end of the flexible connecting pipe is communicated with the water collecting pipe and fixedly connected with the water collecting pipe, and the other end of the flexible connecting pipe is communicated with the flow dividing valve and detachably connected with the flow dividing valve.

By adopting the technical scheme, the soft connecting pipe is made of PVC, and in the early stage of raining, the soft connecting pipe is connected with the flow divider valve so as to collect initial rainwater; after the initial stage of rain water flushing, the pollutants on the bridge floor are flushed clean, the later stage rain water can be directly discharged into the river, at the moment, the flexible connecting pipe and the flow dividing valve are disassembled, and the flexible connecting pipe is pulled to discharge the discharged water into the river, so that the load of the sewage treatment system is reduced.

Optionally, both sides edge on the bridge floor of bridge body all is equipped with the safe edge boss, sets up on the bridge floor to be located the inboard water catch bowl of safe edge boss, the water catch bowl with the end intercommunication of intaking of collector pipe, and be equipped with on the bridge floor and cover the filter screen lid of water catch bowl.

By adopting the technical scheme, the edge protection boss intercepts rainwater on the bridge floor and flows into the water collecting tank, and then flows into the water collecting pipe through the water collecting tank, and the arrangement of the edge protection boss and the water collecting tank is favorable for collecting the rainwater on the bridge floor, so that the possibility that the rainwater carrying pollutants flows into a river is further reduced; the filter screen cover covers the water collecting tank to intercept sundries carried in rainwater, prevent the sundries from entering the water collecting pipe to cause blockage, and ensure that the bridge floor is kept flat and smooth, thereby ensuring the safe passing of vehicles and pedestrians.

Optionally, the water collecting pipe comprises a plurality of branch pipes communicated with the water collecting tank, and the branch pipes are uniformly distributed along the length direction of the bridge body.

Through adopting above-mentioned technical scheme, when the rainfall is great, if the rainwater in the water catch bowl is not in time discharged, the condition of excessive inflow river easily takes place, along the even a plurality of lateral pipes that set up of length direction of bridge body drainage simultaneously, has improved the drainage efficiency of rainwater in the water catch bowl greatly.

In summary, the present application includes at least one of the following beneficial technical effects:

when the first drainage pipe is opened, the second drainage pipe is closed, and rainwater enters the first drainage pipe through the water collecting pipe and is discharged into the sewage treatment system for subsequent treatment; the flow divider valve is started to close the first drainage pipe, the second drainage pipe is opened at the moment, and sewage carrying accident pollutants flows into the emergency water tank through the second drainage pipe, so that rainwater carrying the pollutants is prevented from being directly drained into a river to cause water body pollution, and potential safety hazards caused by the fact that the pollutants generated by accidents threaten the water body are reduced;

when the valve core is positioned at the communication position of the water inlet channel and the second water outlet channel, the second water discharge pipe is blocked, the water inlet channel is communicated with the first water outlet channel, and the first water discharge pipe is opened; if an accident happens, the electric push rod is started to push the valve core to a communication position of the water inlet channel and the first water outlet channel, the first water discharge pipe is blocked, the water inlet channel is communicated with the second water outlet channel at the moment, and the second water discharge pipe is opened, so that the communication condition of the first water discharge pipe and the second water discharge pipe is switched;

when the case inserted the valve groove in, the tip of case and the inside wall laminating of valve groove hindered the circulation of water, and the restriction of valve groove to the case has prevented that the case from taking place crooked, has improved the shutoff effect of case.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present application.

Fig. 2 is a partially enlarged schematic view of a portion a in fig. 1.

Description of reference numerals: 1. a bridge body; 11. a protective edge boss; 12. a water collection tank; 13. a filter screen cover; 2. a water collection pipe; 21. a confluence pipe; 22. a branch pipe; 23. a soft connecting pipe; 24. an emergency water tank; 25. a first drain pipe; 26. a second drain pipe; 3. a flow divider valve; 31. a valve seat; 311. a water inlet channel; 312. a first water outlet channel; 313. a second water outlet channel; 314. a valve spool; 315. an elastic layer; 32. a valve core; 33. an electric push rod; 34. a shunt box; 4. a flange plate; 41. a bolt; 42. a gasket is provided.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses bridge floor building structure. Referring to fig. 1 and 2, the bridge deck building structure includes a bridge body 1, a water collecting pipe 2, an emergency water tank 24, and a flow dividing valve 3. The bridge body 1 spans a river to be built, edge protection bosses 11 are built on the edges of two sides of the bridge floor of the bridge body 1, the cross sections of the edge protection bosses 11 are rectangular, and the length direction of the edge protection bosses is consistent with that of the bridge body 1. In rainy days, the edge protection boss 11 intercepts rainwater on the bridge floor to prevent the rainwater on the bridge floor from flowing into rivers.

Referring to fig. 1, a water collecting tank 12 is provided on the bridge deck, and an opening of the water collecting tank 12 is rectangular, and the length direction of the water collecting tank is consistent with the length direction of the edge protection boss 11 and is located inside the edge protection boss 11. The bridge deck is provided with the filter screen cover 13, the filter screen cover 13 is rectangular, and the filter screen cover covers the water collecting tank 12 to keep the bridge deck flat, so that safe passing of vehicles and pedestrians is ensured, and sundries are intercepted to prevent the sundries from entering the water collecting tank 12.

Referring to fig. 1, the water collecting pipe 2 is fixedly installed at the lower side of the bridge body 1, and the water inlet end thereof is communicated with the water collecting tank 12. The collector pipe 2 includes confluence pipe 21 and a plurality of bleeder pipes 22, and a plurality of bleeder pipes 22 evenly arrange along the length direction of bridge body 1, and the top and the water catch bowl 12 intercommunication of bleeder pipe 22, bottom and confluence pipe 21 intercommunication. Rainwater in the water collecting tank 12 can be timely discharged into the water collecting pipe 2 through the branch pipe 22, and the situation that water overflows into rivers on the bridge floor is reduced. The emergency water tank 24 is cubic, hollow inside and arranged on one side of the water outlet end of the water collecting pipe 2.

Referring to fig. 1, a diverter valve 3 is mounted to the outlet end of the header pipe 2. As shown in fig. 2, the flow dividing valve 3 includes a valve seat 31, a valve body 32, and an electric push rod 33. The valve seat 31 has a water inlet passage 311, a first water outlet passage 312 and a second water outlet passage 313, and the water inlet passage 311 is respectively communicated with the first water outlet passage 312 and the second water outlet passage 313. The water outlet end of the water collecting pipe 2 is connected with a first water discharging pipe 25 and a second water discharging pipe 26 through a flow dividing valve 3, and the water collecting pipe 2 is communicated with a water inlet channel 311; one end of the first drainage pipe 25 is communicated with the first water outlet channel 312, and the other end is connected to the sewage treatment system; one end of the second water discharge pipe 26 communicates with the second water discharge passage 313 and the other end communicates with the emergency water tank 24.

Referring to fig. 2, the valve element 32 is slidably disposed in the valve seat 31, and the valve element 32 has a cylindrical shape with two truncated cone-shaped ends. Valve grooves 314 are formed in the inner wall of the first water outlet channel 312 and the inner wall of the second water outlet channel 313, and the valve grooves 314 are in a circular truncated cone shape, are in inserted fit with the valve core 32 and are attached to the circular truncated cone surface of the valve core 32. The axis of the telescopic rod of the electric push rod 33 is parallel to the axis of the valve core 32 and is fixedly connected with the valve core 32. When the valve core 32 is positioned in the valve groove 314 of the second water outlet channel 313, the second water outlet pipe 26 is blocked, the water inlet channel 311 is communicated with the first water outlet channel 312, the first water outlet pipe 25 is opened, the rainwater in the water collecting pipe 2 flows into the first water outlet pipe 25 through the flow dividing valve 3 and is discharged into a sewage treatment system for subsequent treatment, and the rainwater carrying pollutants is prevented from being directly discharged into rivers to cause water body pollution; if an accident happens, the electric push rod 33 is started to push the valve core 32 to the valve groove 314 of the first water outlet channel 312, the first water outlet pipe 25 is blocked, the water inlet channel 311 is communicated with the second water outlet channel 313, the second water outlet pipe 26 is opened, rainwater in the water collecting pipe 2 flows into the second water outlet pipe 26 through the flow dividing valve 3 and is discharged into the emergency water tank 24, the accident sewage is prevented from being directly discharged into the river to threaten the water body and organisms in the river, and the potential safety hazard caused by pollutants generated by the accident is reduced.

Referring to fig. 2, an elastic layer 315 is fixedly connected to an inner side wall of the valve slot 314, the elastic layer 315 is made of rubber, and when the valve element 32 is inserted into the valve slot 314, the elastic layer is elastically deformed and compressed, so that the impact wear between the valve element 32 and the valve seat 31 is reduced by the buffer action, and the water circulation is blocked, thereby improving the sealing effect of the flow dividing valve 3.

Referring to fig. 2, the diverter valve 3 is connected with the water collecting pipe 2, the first drain pipe 25 and the second drain pipe 26 through flanges, so that the diverter valve 3 is convenient to mount, dismount and maintain. The flange comprises flanges 4 and bolts 41, a sealing gasket 42 is arranged between adjacent flanges 4, and the sealing gasket 42 is made of rubber. When the bolts 41 are tightened, the sealing washer 42 is compressed, preventing water from overflowing between the adjacent flanges 4, thereby improving the sealing performance of the connection position of the diverter valve 3 with the collector pipe 2, the first drain pipe 25 and the second drain pipe 26. Referring to fig. 1, a flexible connection pipe 23 is arranged between the water collection pipe 2 and the flow dividing valve 3, and the flexible connection pipe 23 is made of PVC and is a corrugated pipe. One end of the flexible connecting pipe 23 is communicated and fixedly connected with the water collecting pipe 2, and the other end is communicated with the flow dividing valve 3 and connected through a flange. In the early stage of rain, the soft connecting pipe 23 is connected with the flow dividing valve 3 to collect initial rainwater; in the later stage of rain, the flexible connecting pipe 23 is detached from the flow divider 3, and the flexible connecting pipe 23 is shifted to discharge the effluent into the river, so that the load of the sewage treatment system is reduced.

The implementation principle of the bridge deck building structure in the embodiment of the application is as follows: when the valve core 32 is positioned in the valve groove 314 of the second water outlet channel 313, the second water outlet pipe 26 is blocked, the water inlet channel 311 is communicated with the first water outlet channel 312, the first water outlet pipe 25 is opened, the rainwater in the water collecting pipe 2 flows into the first water outlet pipe 25 through the flow dividing valve 3 and is discharged into a sewage treatment system for subsequent treatment, and the rainwater carrying pollutants is prevented from being directly discharged into rivers to cause water body pollution; if an accident happens, the electric push rod 33 is started to push the valve core 32 to the valve groove 314 of the first water outlet channel 312, the first water outlet pipe 25 is blocked, the water inlet channel 311 is communicated with the second water outlet channel 313, the second water outlet pipe 26 is opened, rainwater in the water collecting pipe 2 flows into the second water outlet pipe 26 through the flow dividing valve 3 and is discharged into the emergency water tank 24, the accident sewage is prevented from being directly discharged into the river to threaten the water body and organisms in the river, and the potential safety hazard caused by pollutants generated by the accident is reduced.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a bridge floor building structure, includes bridge body (1), install on bridge body (1) and communicate with the bridge floor collector pipe (2), its characterized in that: first drain pipe (25) and second drain pipe (26) are installed to the play water end of collector pipe (2), just install on collector pipe (2) and be used for switching first drain pipe (25) reach flow divider (3) of second drain pipe (26) intercommunication condition, first drain pipe (25) and sewage treatment system intercommunication, the play water end of second drain pipe (26) is provided with emergency water tank (24).

2. A bridge deck building structure according to claim 1 wherein: the flow divider valve (3) comprises a valve seat (31), a water inlet channel (311) communicated with the water collecting pipe (2), a first water outlet channel (312) communicated with the first water discharging pipe (25) and a second water outlet channel (313) communicated with the second water discharging pipe (26) are arranged in the valve seat (31), and the water inlet channel (311) is respectively communicated with the first water outlet channel (312) and the second water outlet channel (313); a valve core (32) is arranged in the valve seat (31) in a sliding mode, and an electric push rod (33) used for pushing the valve core (32) to slide between the communication position of the first water outlet channel (312) and the water inlet channel (311) and the communication position of the second water outlet channel (313) and the water inlet channel (311) is installed on the valve seat (31).

3. A bridge deck building structure according to claim 2 wherein: valve grooves (314) which are matched with the valve core (32) in an inserted mode are formed in the inner wall of the first water outlet channel (312) and the inner wall of the second water outlet channel (313), the end portion of the valve core (32) and the valve grooves (314) are in a circular truncated cone shape, and the inner wall of the valve grooves (314) is attached to the side wall of the valve core (32).

4. A bridge deck building structure according to claim 3 wherein: an elastic layer (315) is fixedly connected to the inner side wall of the valve groove (314).

5. A bridge deck building structure according to claim 1 wherein: the flow dividing valve (3) is connected with the water collecting pipe (2), the first water discharging pipe (25) and the second water discharging pipe (26) through flanges, and a sealing gasket (42) is arranged between the adjacent flange plates (4).

6. A bridge deck building structure according to claim 1 wherein: the water collecting pipe (2) is connected with the flow dividing valve (3) through a flexible connecting pipe (23) made of flexible materials, one end of the flexible connecting pipe (23) is communicated with the water collecting pipe (2) and is fixedly connected with the water collecting pipe, and the other end of the flexible connecting pipe is communicated with the flow dividing valve (3) and is detachably connected with the flow dividing valve.

7. A bridge deck building structure according to claim 1 wherein: both sides edge on the bridge floor of bridge body (1) all is equipped with safe edge boss (11), sets up on the bridge floor to be located safe edge boss (11) inboard water catch bowl (12), water catch bowl (12) with the end intercommunication of intaking of collector pipe (2), and be equipped with on the bridge floor and cover strainer cover (13) of water catch bowl (12).

8. A bridge deck building structure according to claim 7 wherein: the water collecting pipe (2) comprises a plurality of branch pipes (22) communicated with the water collecting tank (12), and the plurality of branch pipes (22) are uniformly distributed along the length direction of the bridge body (1).