CN218093134U - Multistage tunnel trash removal and distribution system - Google Patents
Multistage tunnel trash removal and distribution system Download PDFInfo
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- CN218093134U CN218093134U CN202222015725.0U CN202222015725U CN218093134U CN 218093134 U CN218093134 U CN 218093134U CN 202222015725 U CN202222015725 U CN 202222015725U CN 218093134 U CN218093134 U CN 218093134U
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Abstract
The utility model relates to a multi-stage tunnel decontamination and diversion system, which comprises a clean water collecting channel arranged at a second lining construction section and a wastewater collecting channel arranged at a tunnel face construction section, wherein the clean water collecting channel comprises a side ditch and a temporary drainage ditch which are arranged at two sides of the tunnel, two water-lined pump stations are arranged in the tunnel, and a plurality of the water-lined pump stations are arranged at intervals along the length direction of the tunnel; the waste water collecting pipeline comprises a water collecting pit arranged at the face in the tunnel and an intermediate drainage ditch arranged in the tunnel, wherein a movable pump station is arranged on the face, a face water pump station is arranged in the tunnel, and a plurality of face water pump stations are arranged at intervals along the length direction of the tunnel. The waste water of the clear water collecting channel is extracted from the tunnel through the multistage two-lining water pump station, and the waste water in the waste water collecting pipeline is extracted from the tunnel through the multistage face water pump station, so that the waste water of the two-lining construction section and the face construction section is conveniently classified, and the waste water treatment cost is saved.
Description
Technical Field
The application relates to the technical field of railway tunnel construction engineering, in particular to a multistage tunnel sewage disposal and diversion system.
Background
With the rapid development of highway and railway construction, the number of tunnel and underground engineering construction is gradually increased. In order to accelerate the construction speed of tunnel engineering, a two-head tunneling mode is often adopted. The working face which is continuously pushed forward in the tunnel excavation project is a tunnel face, and the condition that the advancing direction of the tunnel face is a downward slope is called reverse slope construction.
In the related art, the sources of tunnel construction wastewater include a tunnel face construction section and a secondary lining construction section. Underground water gushing in the tunnel face construction process is changed into waste water when meeting rock powder, rock debris and cement paste, and is relatively turbid; before the second lining, a blind pipe used for collecting waste water generated in the lining process is pre-buried in the tunnel, and the waste water in the second lining construction section is the waste water collected by the blind pipe and is clear. Waste water of the tunnel face construction section and the second lining construction section is collected by digging an intermediate drainage ditch in the tunnel, and the waste water is discharged out of the hole through a multistage water pump so as to realize sewage discharge.
However, the wastewater in the tunnel face construction section and the secondary construction section is collected only through the intermediate drainage ditch, which is not beneficial to classifying the wastewater, increases the wastewater treatment cost and brings inconvenience to the construction.
SUMMERY OF THE UTILITY MODEL
In order to improve tunnel face construction section and two lining construction section production branch waste water and only collect through middle escape canal, be unfavorable for carrying out classification to waste water, increaseed the waste water treatment cost, the drawback of bringing inconvenience for the construction, this application embodiment provides a tunnel multistage clear dirt reposition of redundant personnel system.
The application provides a multistage clean-up reposition of redundant personnel system in tunnel adopts following technical scheme:
a tunnel multistage decontamination and diversion system comprises a clean water collecting channel arranged at a second lining construction section and a wastewater collecting pipeline arranged at a tunnel face construction section, wherein the clean water collecting channel comprises side ditches and temporary drainage ditches, the side ditches and the temporary drainage ditches are arranged at two sides of a tunnel, two lining water pump stations for pumping the wastewater of the temporary drainage ditches out of the tunnel are arranged in the tunnel, and the two lining water pump stations are arranged at intervals along the length direction of the tunnel;
the waste water collection pipeline is including setting up the sump pit of the face department in the tunnel and setting up the middle escape canal in the tunnel, is provided with on the face to be used for taking out from the portable pump station of face everywhere construction waste water, be provided with in the tunnel be used for with waste water in the sump pit is taken out from the face water pump station of tunnel entrance to a cave, face water pump station is provided with a plurality ofly along the length direction interval in tunnel.
Through adopting above-mentioned technical scheme, when two lining construction section constructions, the waste water in the side ditch flows into interim escape canal along the length direction in tunnel under the adverse slope action of gravity to take out the waste water in the interim escape canal step by step to the tunnel entrance to a cave through two lining water pump stations, thereby realize the blowdown.
When the construction of the tunnel face construction section is carried out, working wastewater can remain at all parts of the tunnel face, the wastewater of the tunnel face is pumped to a tunnel face water pump station through a movable pump station, and the wastewater is pumped to a tunnel portal through a multi-stage tunnel face water pump station; waste water in the middle drainage ditch is directly drained to the middle drainage ditch by the face close to the middle drainage ditch, and then the waste water in the middle drainage ditch is pumped to the tunnel opening through a face water pump near the middle drainage ditch, so that sewage discharge is realized.
The waste water of the clear water collecting channel is extracted from the tunnel through the multistage two-lining water pump station, and the waste water in the waste water collecting pipeline is extracted from the tunnel through the multistage face water pump station, so that the waste water of the two-lining construction section and the waste water of the face construction section are conveniently classified, the waste water treatment cost is saved, and the construction work efficiency is improved.
Optionally, portable pump station is including the header tank that is used for collecting waste water, be used for supplying the header tank is along the slide rail that the length direction in tunnel removed, set up in the first water pump of header tank one side and set up in the second water pump of header tank opposite side, the outlet of first water pump lead to pipe connect in the header tank, the mouth that draws water of first water pump is connected with the drinking-water pipe that is used for extracting the waste water of face, the drinking-water pipe is from being close to the direction that the one end of first water pump advances to the face construction extends.
Through adopting above-mentioned technical scheme, open first water pump, pump the waste water pump of face construction section to the header tank through first water pump, then pump the waste water pump station to face water with the waste water pump in the header tank through the second water pump to take out the tunnel with the waste water of face construction section.
Optionally, the slide rail sets up along the length direction in tunnel, the quantity of slide rail is two, and two slide rail parallel arrangement, two all the cooperation of sliding on the slide rail has the sliding sleeve, be provided with the fixed plate on the sliding sleeve, the fixed plate sets up in the bottom of header tank, the fixed plate with be provided with between the slide rail and be used for with the fixed plate is fixed in the fixed subassembly of slide rail.
Through adopting above-mentioned technical scheme, at the beginning, remove the fixed plate along the length direction of slide rail by the manual work to make the header tank remove along the length direction of slide rail, so that the header tank draws water work.
Optionally, the fixing assembly includes a fixing hole formed in the fixing plate, a pin shaft penetrating through the fixing hole, and a plurality of through holes formed in the slide rail, and the plurality of through holes are formed at intervals along the length direction of the slide rail.
Through adopting above-mentioned technical scheme, when the fixed plate cunning moved to the relevant position, will sell the axle and pass the through-hole on the fixed orifices of fixed plate and the slide rail in proper order to make the fixed plate relatively fixed in the slide rail, and then make the in-process that draws water with fixed plate fixed connection's header tank difficult emergence skew.
Optionally, the drinking-water pipe includes main drinking-water pipe and follows the drinking-water pipe, main drinking-water pipe with pass through three way connection from the drinking-water pipe, just the direction that excavates to the face from the drinking-water pipe extends.
Through adopting above-mentioned technical scheme, can extract the everywhere waste water of face from the drinking-water pipe to improve the efficiency that the drinking-water pipe pumped waste water.
Optionally, one end of the slave water pumping pipe, which is far away from the main water pumping pipe, is provided with a filtering cover for filtering accumulated water on the tunnel face.
Through adopting above-mentioned technical scheme, when the suction pipe was taken out water, the filter mantle can filter the material such as earth, grout in the waste water of face for the suction pipe is difficult for blockking up at the in-process of work, and makes first water pump be difficult for blockking up at the in-process of extraction waste water.
Optionally, the one end of side ditch is provided with and is used for the separation the waste water of side ditch gets into the first interim water blocking plate of interim escape canal, first interim water blocking plate set up in the side ditch is close to the one end of interim escape canal.
By adopting the technical scheme, when the side ditch is cast with the two liners, the waste water generated in the side ditch contains partial concrete, and the waste water containing the concrete generated in the side ditch is blocked by the temporary water blocking plate, so that the waste water in the side ditch is not easy to flow into the temporary drainage ditch.
Optionally, a second temporary water-blocking plate is arranged on the tunnel face, and the second temporary water-blocking plate is arranged at one end of the temporary drainage ditch close to the tunnel face.
Through adopting above-mentioned technical scheme, when face construction section construction, the interim water-stop board of second can be with the waste water in the face to make the difficult temporary escape canal that flows in of waste water in the face.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the waste water in the clear water collecting tank way is pumped out of the tunnel through the multistage secondary water-lining pump station, and the waste water in the waste water collecting pipeline is pumped out of the tunnel through the multistage face water pump station, so that the waste water in the secondary lining construction section and the waste water in the face construction section are conveniently classified, the waste water treatment cost is saved, and the working efficiency of construction is improved;
2. soil and cement paste in the accumulated water on the tunnel face are filtered through the filter cover, so that the water pumping pipe is not easy to block in the working process, the first water pump is not easy to block in the waste water pumping process, and the construction efficiency is improved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;
FIG. 2 is a partial structural schematic diagram of the tunnel face construction in the embodiment of the present application;
fig. 3 is a schematic diagram of an exploded structure of a mobile pump station part in an embodiment of the present application.
In the figure, 1, lateral groove; 2. a temporary drainage ditch; 3. a transverse tube; 4. a first temporary water deflector; 5. a sump; 6. a mobile pump station; 7. a water collection tank; 8. a slide rail; 81. a through hole; 9. a first water pump; 10. a second water pump; 11. a sliding sleeve; 12. a fixing plate; 121. a fixing hole; 13. a pin shaft; 15. a main pumping pipe; 16. a secondary suction pipe; 17. a tee joint; 18. a filter housing; 19. a second water-lined pump station; 20. a palm water pump station; 21. a middle drainage ditch; 22. a second temporary water deflector; 23. a palm surface.
Detailed Description
The present application is described in further detail below with reference to fig. 1-3.
A multi-stage tunnel sewage disposal and diversion system is shown in figures 1 and 2 and comprises a clean water collection tank way of a second lining construction section and a waste water collection pipeline of a tunnel face 23 construction section. The clear water collecting channel comprises a side ditch 1 after the second lining construction and a temporary drainage ditch 2 which is not finished by the second lining construction. In the embodiment, the side ditches 1 are arranged along the length direction of the tunnel, the number of the side ditches 1 is two, and the two side ditches 1 are oppositely arranged at two sides of the tunnel; the temporary drainage ditches 2 are arranged along the length direction of the tunnel, the number of the temporary drainage ditches 2 is two, and the two temporary drainage ditches 2 are oppositely arranged at two sides of the tunnel; the side ditch 1 and the temporary drainage ditch 2 on each side of the tunnel are all on the same straight line, and the groove depth of the temporary drainage groove can be adjusted according to actual conditions. The temporary drainage ditch 2 is a drainage ditch excavated along the construction direction of the tunnel face 23, and the drainage ditch is not yet cast, and the temporary drainage ditch 2 is used for collecting waste water generated in the second lining construction. When the side ditches 1 are used for carrying out secondary lining on the tunnel, pouring is carried out on the basis of the temporary drainage ditches 2 according to the depth and the width required by construction. When draining, the wastewater in the side ditch 1 flows toward one end of the temporary drainage ditch 2 under the action of the gravity of the reverse slope, so that the wastewater in the side ditch 1 is gathered in the temporary drainage ditch 2.
As shown in fig. 1, a cross pipe 3 is provided in the tunnel, the cross pipe 3 is provided in the width direction of the tunnel, and the cross pipe 3 is provided perpendicular to the temporary drainage ditch 2. The both ends of violently managing 3 communicate with the one end that the side ditch 1 was kept away from to the interim escape canal 2 in both sides respectively, and one of them interim escape canal 2 is first escape canal, and another is the second escape canal. And the waste water of the first drainage ditch can flow to the second drainage ditch through the transverse pipe 3. The second drainage ditch is provided with two water-lined pump stations 19,
in this embodiment, the two water-lined pumping stations 19 are provided at intervals along the length direction of the second drainage ditch, so that the wastewater gathered in the second drainage ditch is pumped out from the tunnel to the tunnel opening through the multistage water pumping stations.
As shown in fig. 1, one end of the side trench 1 adjacent to the temporary drainage trench 2 is provided with a first temporary water barrier 4, and the first temporary water barrier 4 is used for blocking the wastewater of the side trench 1 from entering the temporary drainage trench 2. When the side ditches 1 are subjected to secondary lining casting, waste water generated in the side ditches 1 contains partial concrete, and the waste water containing the concrete and generated in the side ditches 1 is blocked by the first temporary water blocking plate 4, so that the waste water in the side ditches 1 is difficult to flow into the temporary drainage ditches 2.
As shown in fig. 1 and fig. 2, the wastewater collection pipeline includes a water collection pit 5 disposed at the tunnel face 23 in the tunnel, and the water collection pit 5 is used for temporarily storing wastewater generated during construction of the tunnel face 23. The tunnel face 23 is provided with a movable pump station 6, and the movable pump station 6 is used for pumping construction wastewater at each position of the tunnel face 23 to the water collecting pit 5. The mobile pump station 6 comprises a water collection tank 7 for collecting wastewater, a slide rail 8 for moving the water collection tank 7 along the length direction of the tunnel, a first water pump 9 arranged on one side of the water collection tank 7 and a second water pump 10 arranged on the other side of the water collection tank 7.
As shown in fig. 2 and fig. 3, in the present embodiment, the slide rails 8 are arranged along the length direction of the tunnel, the number of the slide rails 8 is two, and the two slide rails 8 are arranged in parallel. Sliding sleeves 11 are matched on the two sliding rails 8 in a sliding manner, so that the sliding sleeves 11 can move along the length direction of the sliding rails 8. The sliding sleeve 11 is provided with a fixing plate 12, and the bottom of the fixing plate 12 is fixedly connected with the two sliding sleeves 11. The fixing plate 12 is disposed at the bottom of the water collecting tank 7, and the fixing plate 12 is fixedly connected with the water collecting tank 7 by bolts.
As shown in fig. 2 and 3, a fixing assembly for fixing the fixing plate 12 to the slide rail 8 is provided between the fixing plate 12 and the slide rail 8. The fixing assembly comprises a fixing hole 121 formed in the fixing plate 12, a pin shaft 13 penetrating through the fixing hole 121 and through holes 81 formed in the slide rail 8, wherein the through holes 81 are multiple in number and multiple in number, and the through holes 81 are formed at intervals in the length direction of the slide rail 8. When the fixing plate 12 moves along the length direction of the slide rail 8, the pin 13 sequentially passes through the fixing hole 121 on the fixing plate 12 and the through hole 81 on the slide rail 8, so that the fixing plate 12 is fixed on the slide rail 8, and the water collecting tank 7 is not prone to shift in the operation process.
As shown in fig. 2 and 3, the water outlet of the first water pump 9 is connected to the water collecting tank 7 through a water pipe, the water pumping port of the first water pump 9 is connected to a water pumping pipe for pumping the waste water from the tunnel face 23, and the water pumping pipe extends from one end close to the first water pump 9 to the direction in which the construction of the tunnel face 23 advances. In this embodiment, the pumping pipes include a main pumping pipe 15 and a slave pumping pipe 16, and the main pumping pipe 15 is connected to the slave pumping pipe 16 through a tee 17. Wherein, the number of the slave pumping pipes 16 is two, and the two slave pumping pipes 16 are respectively positioned at two sides of the tunnel face 23, thereby being convenient for extracting the construction wastewater at each position of the tunnel face 23. In addition, the water pipe, the main pumping pipe 15 and the auxiliary pumping pipe 16 are hoses in this embodiment.
As shown in fig. 2 and 3, a filtering cover 18 is arranged at one end of the slave water pumping pipe 16 far away from the master water pumping pipe 15, and the filtering cover 18 is used for filtering accumulated water on the tunnel face 23, so that mud and cement paste substances in the accumulated water are filtered, the water pumping pipe is not easy to block in the working process, and the first water pump 9 is not easy to block in the waste water pumping process.
As shown in fig. 2 and 3, a water suction port of the second water pump 10 is communicated with the water collection tank 7, and a water discharge port of the second water pump 10 sucks the waste water temporarily stored in the water collection tank 7 through a water pipe. Be provided with in the tunnel and be used for taking out the waste water in the sump pit 5 from the face water pump station 20 in tunnel, in this embodiment, face water pump station 20 is provided with a plurality ofly along the length direction interval in tunnel to the waste water that will assemble in the sump pit 5 is taken out from the tunnel through multistage water pump. The water outlet of the second water pump 10 is connected to the face water pumping station 20 near the face 23, so that the waste water in the water collecting tank 7 is pumped out of the tunnel through the face water pumping station 20.
As shown in fig. 1, the wastewater collection pipeline further includes an intermediate drainage ditch 21 provided in the tunnel, the intermediate drainage ditch 21 is provided along the length direction of the tunnel, and the intermediate drainage ditch 21 is provided between the temporary drainage ditch 2 and the side ditch 1 on both sides of the tunnel. In addition, the intermediate drainage ditch 21 is used to collect groundwater near the construction work surface 23, and since groundwater is mixed with the substance of the cement slurry when flowing through the work surface 23, the groundwater in the intermediate drainage ditch 21 is relatively turbid water. The wastewater in the central drainage ditch is gradually pumped out of the tunnel through the water pump station 20 close to the tunnel face. The tunnel face 23 is provided with a second temporary water-blocking plate 22, and the second temporary water-blocking plate 22 is arranged at one end of the temporary drainage ditch 2 close to the tunnel face 23, so that the waste water on the tunnel face 23 is not easy to flow into the temporary drainage ditch 2.
The implementation principle of the embodiment of the application is as follows: and moving the mobile pump station 6 to a corresponding position, and fixing the mobile pump station 6 through a pin shaft 13. When construction of the tunnel face 23 is performed, construction waste water remains at each part of the tunnel face 23, and waste water near the tunnel face 23 is temporarily stored in the intermediate drainage ditch 21. And starting the first water pump 9, and pumping the wastewater at each position of the tunnel face 23 to the water collecting tank 7 through the water pumping pipe. And starting a second water pump 10, pumping the sewage in the water collecting tank 7 to a face water pump station 20, pumping the wastewater out of the tunnel through the multistage face water pump station 20, and pumping the wastewater in the middle drainage ditch 21 out of the tunnel through the face water pump station 20 near the middle drainage ditch 21 so as to realize pollution discharge.
When carrying out two lining construction section constructions, the waste water in the side ditch 1 assembles in interim escape canal 2 under the effect of adverse slope gravity to carry the waste water in the first escape canal to the second escape canal through violently managing 3, take out the waste water in the second escape canal to the tunnel through two water pump station 19 that line in multistage, in order to realize the blowdown.
The embodiments of the present disclosure are all preferred embodiments of the present disclosure, and the protection scope of the present disclosure is not limited thereby, wherein like parts are designated by like reference numerals. Therefore: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The multistage tunnel sewage disposal and diversion system is characterized by comprising a clear water collecting channel arranged at a two-lining construction section and a wastewater collecting pipeline arranged at a construction section of a tunnel face (23), wherein the clear water collecting channel comprises side ditches (1) and temporary drainage ditches (2), the side ditches (1) and the temporary drainage ditches (2) are arranged at two sides of a tunnel, two water-lining pump stations (19) for pumping the wastewater of the temporary drainage ditches (2) out of the tunnel are arranged in the tunnel, and a plurality of the water-lining pump stations (19) are arranged at intervals along the length direction of the tunnel;
waste water collection pipeline is including setting up sump pit (5) of face (23) department in the tunnel and setting up middle escape canal (21) in the tunnel, is provided with portable pump station (6) that are used for taking out from face (23) construction waste water everywhere on face (23), be provided with in the tunnel be used for with waste water in sump pit (5) is taken out from face water pump station (20) of tunnel entrance to a cave, face water pump station (20) are provided with a plurality ofly along the length direction interval in tunnel.
2. The multistage tunnel sewage disposal and diversion system according to claim 1, wherein the mobile pumping station (6) comprises a water collection tank (7) for collecting waste water, a sliding rail (8) for supplying the water collection tank (7) to move along the length direction of the tunnel, a first water pump (9) arranged on one side of the water collection tank (7) and a second water pump (10) arranged on the other side of the water collection tank (7), a water outlet of the first water pump (9) is connected to the water collection tank (7) through a water pipe, a water pumping port of the first water pump (9) is connected with a water pumping pipe for pumping waste water of a tunnel face (23), and the water pumping pipe extends from a position close to the construction advancing direction of one end of the first water pump (9) to the tunnel face (23).
3. The multistage tunnel sewage disposal and flow distribution system according to claim 2, wherein the slide rails (8) are arranged along the length direction of the tunnel, the number of the slide rails (8) is two, the two slide rails (8) are arranged in parallel, a slide sleeve (11) is arranged on each of the two slide rails (8) in a sliding fit manner, a fixing plate (12) is arranged on each slide sleeve (11), the fixing plate (12) is arranged at the bottom of the water collection tank (7), and a fixing assembly for fixing the fixing plate (12) on the slide rails (8) is arranged between the fixing plate (12) and the slide rails (8).
4. The multistage tunnel sewage disposal and diversion system according to claim 3, wherein said fixing assembly comprises a fixing hole (121) formed in said fixing plate (12), a pin shaft (13) penetrating said fixing hole (121), and a plurality of through holes (81) formed in said slide rail (8), said plurality of through holes (81) being formed at intervals along the length direction of said slide rail (8).
5. The multistage tunnel sewage disposal and diversion system according to claim 2, wherein the water pumping pipes comprise a main water pumping pipe (15) and a slave water pumping pipe (16), the main water pumping pipe (15) and the slave water pumping pipe (16) are connected through a tee joint (17), and the slave water pumping pipe (16) extends in a direction of digging towards the palm surface (23).
6. The multistage tunnel sewage disposal and diversion system according to claim 5, wherein a filtering cover (18) for filtering accumulated water on a tunnel face (23) is arranged at one end of the secondary water pumping pipe (16) far away from the main water pumping pipe (15).
7. The multistage tunnel trash separation and diversion system according to claim 1, wherein one end of the side trench (1) is provided with a first temporary water baffle (4) for blocking the wastewater of the side trench (1) from entering the temporary drainage ditch (2), and the first temporary water baffle (4) is arranged at one end of the side trench (1) close to the temporary drainage ditch (2).
8. The multistage tunnel trash removal and diversion system according to claim 1, wherein a second temporary water retaining plate (22) is disposed on the tunnel face (23), and the second temporary water retaining plate (22) is disposed at one end of the temporary drainage ditch (2) close to the tunnel face (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202222015725.0U CN218093134U (en) | 2022-08-01 | 2022-08-01 | Multistage tunnel trash removal and distribution system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202222015725.0U CN218093134U (en) | 2022-08-01 | 2022-08-01 | Multistage tunnel trash removal and distribution system |
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| CN218093134U true CN218093134U (en) | 2022-12-20 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115680765A (en) * | 2022-12-30 | 2023-02-03 | 山西诚达公路勘察设计有限公司 | Highway tunnel construction is with preventing stifled type ponding drainage device |
-
2022
- 2022-08-01 CN CN202222015725.0U patent/CN218093134U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115680765A (en) * | 2022-12-30 | 2023-02-03 | 山西诚达公路勘察设计有限公司 | Highway tunnel construction is with preventing stifled type ponding drainage device |
| CN115680765B (en) * | 2022-12-30 | 2023-03-28 | 山西诚达公路勘察设计有限公司 | Highway tunnel construction is with preventing stifled type ponding drainage device |
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