CN211230547U - Multifunctional deep tunnel drainage system shaft - Google Patents

Abstract

The utility model discloses a multifunctional deep tunnel drainage system shaft, which comprises a well body, wherein the top of the well body is provided with a water inlet, the bottom of the well body is provided with a water outlet used for being connected with a deep tunnel, the well body is divided into a filter cavity, a sedimentation sludge removal cavity and a drainage cavity which are sequentially arranged from top to bottom by a first partition plate and a second partition plate, one end of the first partition plate is provided with a first water inlet channel communicated with the filter cavity and the sedimentation sludge removal cavity, and one end of the second partition plate, which is far away from the water inlet channel, is provided with a second water inlet channel communicated with the sedimentation sludge removal cavity and the drainage cavity; the filter chamber is internally provided with a filter mechanism, and the bottom of the sedimentation sludge removal chamber is provided with a sludge discharge mechanism. Filtering mechanism filters water, detach the solid impurity of the aquatic large granule, and in deposiing the desilting chamber, the mode through the sediment of stewing makes the silt of aquatic deposit, can eliminate most tiny silt of aquatic to reduce the solid matter of aquatic by a wide margin, avoid deep tunnel to be blockked up.

Description

Multifunctional deep tunnel drainage system shaft

Technical Field

The utility model relates to a drainage equipment field, concretely relates to multi-functional deep tunnel drainage system shaft.

Background

In recent years, with the continuous promotion of the urbanization process, the scale of urban construction is continuously enlarged, the impervious land areas such as hard ground pavement and buildings are increased, the underlying surface condition of a drainage basin is changed, rainfall infiltration, interception and the like are greatly reduced, the rainfall runoff time is shortened, the drainage speed is accelerated, the runoff and peak flood flow are greatly increased, and the problems of insufficient capacity of an urban drainage system, low drainage standard and the like are increasingly highlighted. In addition, due to frequent extreme weather, the urban rainstorm and waterlogging frequently occurs, the overflow pollution frequently occurs, the difficulty is caused to road traffic and resident trip, disasters such as black and odorous downstream water are caused, and the urban development and the life and property safety of people are seriously threatened.

At present, the problems of rainstorm, waterlogging, non-point source pollution and the like in most cities in China are solved effectively, and the improvement and the perfection of the original urban drainage system are not slow. But is limited by factors such as space conditions, transformation cost, construction influence and the like, and has larger transformation difficulty and less obvious effect on the shallow pipe network. Therefore, the deep tunnel drainage system engineering with the sponge city construction concept becomes a main way for solving urban inland inundation disasters. The deep tunnel engineering has the functions of rainwater regulation, drainage regulation and control of confluence overflow pollution. The deep tunnel drainage system mainly comprises a main tunnel, a vertical shaft, a drainage pump set, a ventilation facility and a mud discharge facility 5. Wherein the shaft passes through the water inlet point that shallow pipe network pipe got into deep tunnel as confluence sewage or torrential rain runoff, when the rainfall, sends into the deep tunnel of underground with unnecessary rainwater or confluence sewage via the shaft to this alleviates shallow drainage pipe network's pressure, reduces urban surface ponding, prevents to take place waterlogging and influences transportation. Therefore, the reasonable design of the vertical shaft in the deep tunnel is very important for the safe and stable operation of the rainwater and sewage transferring and deep tunnel drainage system.

The current shaft can refer to the utility model patent application with application number 201921105537.9 that applicant previously proposed, and this kind of shaft adopts the hanging flower basket to collect solid waste, blocks up easily, need hang the hanging flower basket to the shaft outside in order to clear away solid waste after the hanging flower basket is filled up, and the water that flows into in the shaft this moment is not filtered, leads to solid waste to get into deep tunnel easily. Therefore, the filtering effect of the existing shaft is poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a multi-functional deep tunnel drainage system shaft is provided, can clear away solid impurity and silt of aquatic more thoroughly, avoids deep tunnel to block up.

The utility model provides a technical scheme that technical problem adopted is: the multifunctional deep tunnel drainage system shaft comprises a shaft body, wherein the top of the shaft body is provided with a water inlet, the bottom of the shaft body is provided with a water outlet used for being connected with a deep tunnel,

the well body is divided into a filter cavity, a sedimentation mud removing cavity and a drainage cavity which are sequentially arranged from top to bottom by a first partition plate and a second partition plate, one end of the first partition plate is provided with a first water inlet channel communicated with the filter cavity and the sedimentation mud removing cavity, and one end of the second partition plate, which is far away from the water inlet channel, is provided with a second water inlet channel communicated with the sedimentation mud removing cavity and the drainage cavity; the filter chamber is internally provided with a filter mechanism, and the bottom of the sedimentation sludge removal chamber is provided with a sludge discharge mechanism.

Furthermore, the water inlet is arranged at one end of the filter cavity, a vertical baffle is arranged at one end, away from the water inlet, of the first partition plate, a first water inlet channel is defined between the baffle and the side wall of the well body, and a space is reserved between the lower end of the baffle and the second partition plate; the end, far away from the first water inlet channel, of the second partition plate is provided with a vertical overflow plate, a space is reserved between the upper end of the overflow plate and the first partition plate, a water inlet cavity is formed between the overflow plate and the side wall of the well body in a surrounding mode, and the second water inlet channel is arranged at the bottom of the water inlet cavity.

Furthermore, an anti-scouring layer is laid at the bottom of the first water inlet channel, and an outlet of the second water inlet channel is connected with a rotary water distributor.

Furthermore, a plurality of wavy settling plates are arranged between the baffle plate and the overflow plate.

Further, the bottom that deposits except that the mud chamber is provided with the precipitation tank of a plurality of V-arrangements, it is responsible for to arrange mud mechanism to include a plurality of mud branch pipes and a row of mud, it is responsible for with row mud to arrange the mud branch pipe and links to each other, and row mud is responsible for and is linked to each other with the mud pump.

Further, the second water inlet channel comprises a siphon water collecting hopper and a water outlet pipe, the siphon water collecting hopper is arranged at the bottom of the water inlet cavity, the upper end of the water outlet pipe is connected with the siphon water collecting hopper, and the lower end of the water outlet pipe extends into the water outlet cavity.

Further, the filtering mechanism comprises a coarse grating plate and a fine grating plate.

Further, still include the manhole, the manhole is separated with the well body through vertical lateral wall, be provided with the stair in the manhole.

Furthermore, the bottom of the first water inlet channel is provided with a filter ball, the filter ball is connected with a monitoring pipe, and the monitoring pipe is provided with a hydraulic alarm bell and a valve.

Furthermore, the rotary water distributor comprises a vertical connecting pipe, the lower end of the connecting pipe is mounted on the second water inlet channel through a bearing, two horizontal water outlet pipes are respectively arranged on two sides of the connecting pipe, the central lines of the two water outlet pipes are overlapped, a plurality of water outlet holes are formed in the side walls of the two water outlet pipes, the central lines of the water outlet holes are horizontal, and the water outlet directions of the water outlet holes on the two water outlet pipes are opposite.

Compared with the prior art, the beneficial effects of the utility model are that: filtering mechanism filters water, detach the solid impurity of the aquatic large granule, and in deposiing the desilting chamber, the mode through the sediment of stewing makes the silt of aquatic deposit, can eliminate most tiny silt of aquatic to reduce the solid matter of aquatic by a wide margin, avoid deep tunnel to be blockked up.

Drawings

FIG. 1 is a schematic view of the present invention;

reference numerals: 1-well body; 2-a water inlet; 3, a water outlet; 4-a first separator; 5, a filter cavity; 6-settling and mud-removing cavity; 7, a drainage cavity; 8-a second separator; 9-a first water inlet channel; 10-a second water inlet channel; 11-a filter mechanism; 12-a baffle plate; 13-overflow plate; 14-anti-scouring layer; 15-rotating the water distributor; 151-connecting pipe; 152-a water outlet pipe; 153-water outlet; 16-a precipitation tank; 17-sludge discharge branch pipe; 18-a main sludge discharge pipe; 19-a sludge pump; 20-servicing the well; 21-stairs; 22-filter ball; 23-a monitoring tube; 24-a water alarm bell; 25-precipitation plate.

Detailed Description

The present invention will be further explained with reference to the drawings and examples.

The utility model discloses a multi-functional deep tunnel drainage system shaft, as shown in fig. 1, including the well body 1, the top of the well body 1 is provided with water inlet 2, and the bottom is provided with and is used for the outlet 3 that links to each other with deep tunnel. The cross section of the well body 1 is rectangular, the water inlet 2 is connected with a drainage system on the ground surface and used for collecting and draining rainwater into the well body 1, and the water outlet 3 drains the water in the well body 1 into the deep tunnel.

The well body 1 is divided into a filtering cavity 5, a sedimentation sludge removing cavity 6 and a drainage cavity 7 which are sequentially arranged from top to bottom by a first partition plate 4 and a second partition plate 8, one end of the first partition plate 4 is provided with a first water inlet channel 9 for communicating the filtering cavity 5 with the sedimentation sludge removing cavity 6, and one end of the second partition plate 8, which is far away from the first water inlet channel 9, is provided with a second water inlet channel 10 for communicating the sedimentation sludge removing cavity 6 with the drainage cavity 7; a filtering mechanism 11 is arranged in the filtering cavity 5, and a sludge discharging mechanism is arranged at the bottom of the sedimentation sludge removing cavity 6.

The first partition board 4 and the second partition board 8 can be made of concrete plates or metal plates. The filtering mechanism 11 is arranged in the filtering chamber 5 and used for filtering rainwater so as to remove impurities with large volume, the filtering mechanism 11 can adopt various existing filtering devices, preferably, the filtering mechanism 11 comprises a thick grating plate and a thin grating plate, and the number of the thick grating plate and the thin grating plate can be one or multiple as required. Rainwater flows through the thick grating plate firstly and then flows through the thin grating plate, solid impurities in the water are intercepted, and the blockage of a deep tunnel caused by the fact that large-volume solid impurities enter the deep tunnel can be avoided.

Sediment desilting chamber 6 is used for settling the rainwater to get rid of the silt of rainwater, in the time of deposiing, utilizes row's mud mechanism to discharge silt, avoids deposiing the continuous accumulation thickening of silt that desilting chamber 6 bottoms.

The rainwater passes through water inlet 2 and gets into filter chamber 5, through filter mechanism 11's filtration back, gets into through first inlet channel 9 and deposits except that mud chamber 6 to deposit and precipitate in precipitating except that mud chamber 6, get rid of most silt, then rethread second inlet channel 10 gets into drainage chamber 7, finally gets into deep tunnel through outlet 3. The silt at the bottom of the sedimentation and desilting cavity 6 is continuously discharged by a sludge discharge mechanism.

The utility model discloses a filtering mechanism 11 filters the rainwater, detaches the solid impurity of aquatic large granule to in precipitating desilting chamber 6, make the silt of aquatic deposit through the mode of the sediment of stewing, can eliminate most tiny silt in aquatic, thereby reduce the solid matter of aquatic by a wide margin, avoid deep tunnel to be blockked up.

In order to avoid influence on the precipitation effect caused by rapid flow of rainwater in the precipitation and mud removal cavity 6, the water inlet 2 is arranged at one end of the filter cavity 5, a vertical baffle plate 12 is arranged at one end, away from the water inlet 2, of the first partition plate 4, a first water inlet channel 9 is defined between the baffle plate 12 and the side wall of the well body 1, and a space is formed between the lower end of the baffle plate 12 and the second partition plate 8. The filtering mechanism 11 is arranged on the first partition plate 4 between the water inlet 2 and the baffle plate 12, and ensures that rainwater firstly passes through the filtering mechanism 11 and then enters the first water inlet channel 9. Meanwhile, one end, far away from the first water inlet channel 9, of the second partition plate 8 is provided with a vertical overflow plate 13, a distance is reserved between the upper end of the overflow plate 13 and the first partition plate 4, a water inlet cavity is formed between the overflow plate 13 and the side wall of the well body 1 in a surrounding mode, and the second water inlet channel 10 is arranged at the bottom of the water inlet cavity. The part between baffle 12 and the overflow plate 13 is as mainly the sedimentation space that stews, baffle 12 and overflow plate 13 are with first inlet channel 9, the intake antrum is separated with the main sedimentation space that stews, avoid directly getting into the great impact force of the production of mainly the sedimentation space that stews, be favorable to mainly the rainwater in the sedimentation space that stews to reduce undulant and increase the effect of deposiing, simultaneously, rainwater in the main sedimentation space that stews flows into the intake antrum from overflow plate 13 top, further reduce the fluctuation of rainwater, the carrying capacity of reducible silt simultaneously, it gets into second inlet channel 10 to avoid deposiing the silt that mainly stews the sedimentation space bottom.

In order to further increase the settling effect, a plurality of wavy settling plates 25 are arranged between the baffle plate 12 and the overflow plate 13. The settling plates 25 are made of plastic or metal thin plates, the distance between every two adjacent settling plates 25 is small, and silt in water is promoted to settle by blocking water flow.

In order to facilitate the discharge of precipitated silt, the bottom of the precipitation mud-removing cavity 6 is provided with a plurality of V-shaped precipitation tanks 16, the mud discharging mechanism comprises a plurality of mud discharging branch pipes 17 and a mud discharging main pipe 18, the mud discharging branch pipes 17 are connected with the mud discharging main pipe 18, and the mud discharging main pipe 18 is connected with a mud discharging pump 19. After the V-shaped settling tank 16 is arranged, silt can be concentrated into the settling tank 16, then under the action of a mud pump 19, the silt enters a mud discharging branch pipe 17, then enters a silt accumulation chamber through a mud discharging main pipe 18, and finally is discharged out of the vertical shaft.

The second water inlet channel 10 can be a pipeline, a duct and the like, preferably, the second water inlet channel 10 comprises a siphon water collecting hopper and a drain pipe, the siphon water collecting hopper is arranged at the bottom of the water inlet cavity, the upper end of the drain pipe is connected with the siphon water collecting hopper, and the lower end of the drain pipe extends into the drain cavity 7. The siphon water collecting hopper absorbs water and drains water by utilizing the siphon effect, and the siphon water collecting hopper can be used by adopting the prior art and has the advantages of high draining speed and the like.

Because the depth of the shaft is large, rainwater has large impact force after entering, in order to reduce the scouring force of rainwater to the inside of the shaft, an anti-scouring layer 14 is laid at the bottom of the first water inlet channel 9, the anti-scouring layer 14 can adopt solid particles such as pebbles and the like, an outlet of the second water inlet channel 10 is connected with a rotary water distributor 15, the rotary water distributor 15 is a water outlet device capable of automatically rotating, rainwater can be discharged in a dispersed manner, and the phenomenon that rainwater is intensively scoured on a certain part of the shaft to cause rapid damage is avoided.

The rotary water distributor 15 can adopt the prior art, specifically includes vertical connecting pipe 151, the lower extreme of connecting pipe 151 is installed in second inlet channel 10 through the bearing, and the both sides of connecting pipe 151 respectively are provided with a horizontally outlet pipe 152, and the central line coincidence of two outlet pipes 152, the lateral wall of two outlet pipes 152 all are provided with a plurality of apopores 153, the central line level of apopore 153, and the play water opposite direction of apopore 153 on two outlet pipes 152. Connecting pipe 151 passes through the bearing installation, can rotate, the rainwater gets into outlet pipe 152 through second inlet channel 10, then spout 153 from the apopore on the outlet pipe 152, because the thrust has during water blowout, can promote outlet pipe 152 and rotate, because two outlet pipes 152 are located the both sides of connecting pipe 151, and the play water opposite direction of apopore 153 on two outlet pipes 152, the thrust synergy that two outlet pipes 152 received, can promote outlet pipe 152 and connecting pipe 151 and rotate constantly, thereby make the placement of rainwater constantly change, avoid the rainwater to concentrate and erode the shaft bottom and cause the damage.

In order to facilitate manual entering the interior of the well body and overhauling equipment, the underground coal mine further comprises an overhauling well 20, wherein the overhauling well 20 is separated from the well body 1 through a vertical side wall, and a stair 21 is arranged in the overhauling well 20. The wall between the manhole 20 and the well body 1 is provided with an openable and closable sealing door.

In order to monitor the water flow of the well body 1, a filter ball 22 is arranged at the bottom of the first water inlet channel 9, a monitoring pipe 23 is connected to the filter ball 22, and a hydraulic alarm 24 and a valve are arranged on the monitoring pipe 23. The filtering ball 22 is used for filtering rainwater to prevent the monitoring pipe 23 from being blocked, and the hydraulic alarm bell 24 is used for detecting water flow and giving an alarm when the water flow is larger. To facilitate control and maintenance of hydraulic alarm 24 and valves, hydraulic alarm 24 and valves are placed in service well 20.

Claims (10)

1. The multifunctional deep tunnel drainage system shaft comprises a shaft body (1), wherein the top of the shaft body (1) is provided with a water inlet (2), the bottom of the shaft body is provided with a water outlet (3) connected with a deep tunnel, and the shaft is characterized in that,

the well body (1) is divided into a filter cavity (5), a sedimentation sludge removing cavity (6) and a drainage cavity (7) which are sequentially arranged from top to bottom by a first partition plate (4) and a second partition plate (8), one end of the first partition plate (4) is provided with a first water inlet channel (9) which is communicated with the filter cavity (5) and the sedimentation sludge removing cavity (6), and one end of the second partition plate (8) far away from the first water inlet channel (9) is provided with a second water inlet channel (10) which is communicated with the sedimentation sludge removing cavity (6) and the drainage cavity (7); a filtering mechanism (11) is arranged in the filtering cavity (5), and a sludge discharging mechanism is arranged at the bottom of the sedimentation sludge removing cavity (6).

2. The multifunctional deep tunnel drainage system shaft of claim 1, wherein the water inlet (2) is arranged at one end of the filter chamber (5), a vertical baffle plate (12) is arranged at one end of the first partition plate (4) far away from the water inlet (2), a first water inlet channel (9) is enclosed between the baffle plate (12) and the side wall of the shaft body (1), and a space is reserved between the lower end of the baffle plate (12) and the second partition plate (8); the one end that first inlet channel (9) were kept away from in second baffle (8) is provided with vertical overflow plate (13), has the interval between the upper end of overflow plate (13) and first baffle (4), enclose into the intake antrum between overflow plate (13) and well body (1) lateral wall, second inlet channel (10) set up the bottom at the intake antrum.

3. The multifunctional deep tunnel drainage system shaft of claim 2, wherein an anti-scouring layer (14) is laid at the bottom of the first water inlet channel (9), and a rotary water distributor (15) is connected to the outlet of the second water inlet channel (10).

4. Multifunctional deep tunnel drainage system shaft according to claim 2, characterized in that between the baffle plate (12) and the overflow plate (13) are arranged a number of wave-shaped settling plates (25).

5. The multifunctional deep tunnel drainage system shaft of claim 2, wherein the bottom of the sedimentation sludge removal cavity (6) is provided with a plurality of V-shaped sedimentation tanks (16), the sludge discharge mechanism comprises a plurality of sludge discharge branch pipes (17) and a sludge discharge main pipe (18), the sludge discharge branch pipes (17) are connected with the sludge discharge main pipe (18), and the sludge discharge main pipe (18) is connected with the sludge discharge pump (19).

6. The multifunctional deep tunnel drainage system shaft of claim 2, wherein the second water inlet channel (10) comprises a siphon water collecting hopper and a drain pipe, the siphon water collecting hopper is arranged at the bottom of the water inlet cavity, the upper end of the drain pipe is connected with the siphon water collecting hopper, and the lower end of the drain pipe extends into the drainage cavity (7).

7. Multifunctional deep tunnel drainage system shaft according to claim 1, characterized in that the filtering means (11) comprise coarse and fine grating plates.

8. The multifunctional deep tunnel drainage system shaft according to claim 1, further comprising an access well (20), wherein the access well (20) is separated from the well body (1) by a vertical sidewall, and wherein a stair (21) is arranged in the access well (20).

9. The multifunctional deep tunnel drainage system shaft of claim 1, wherein the bottom of the first water inlet channel (9) is provided with a filter ball (22), the filter ball (22) is connected with a monitoring pipe (23), and the monitoring pipe (23) is provided with a hydraulic alarm bell (24) and a valve.

10. The multifunctional deep tunnel drainage system shaft of claim 3, wherein the rotary water distributor (15) comprises a vertical connecting pipe (151), the lower end of the connecting pipe (151) is mounted on the second water inlet channel (10) through a bearing, two horizontal water outlet pipes (152) are respectively arranged on two sides of the connecting pipe (151), the center lines of the two water outlet pipes (152) are overlapped, the side walls of the two water outlet pipes (152) are respectively provided with a plurality of water outlet holes (153), the center lines of the water outlet holes (153) are horizontal, and the water outlet directions of the water outlet holes (153) on the two water outlet pipes (152) are opposite.

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