CN219922249U - Tunnel counter-slope drainage box - Google Patents
Tunnel counter-slope drainage box Download PDFInfo
- Publication number
- CN219922249U CN219922249U CN202321105075.7U CN202321105075U CN219922249U CN 219922249 U CN219922249 U CN 219922249U CN 202321105075 U CN202321105075 U CN 202321105075U CN 219922249 U CN219922249 U CN 219922249U
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- Prior art keywords
- water
- filtering
- silt
- storage tank
- slope drainage
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 108
- 230000007246 mechanism Effects 0.000 claims abstract description 63
- 238000001914 filtration Methods 0.000 claims abstract description 45
- 239000010865 sewage Substances 0.000 claims abstract description 43
- 239000010802 sludge Substances 0.000 claims abstract description 28
- 238000000926 separation method Methods 0.000 claims abstract description 27
- 238000000746 purification Methods 0.000 claims abstract description 9
- 239000004746 geotextile Substances 0.000 claims description 29
- 239000008213 purified water Substances 0.000 claims description 7
- 230000004888 barrier function Effects 0.000 claims description 4
- 230000008859 change Effects 0.000 claims description 3
- 230000007423 decrease Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 9
- 238000005086 pumping Methods 0.000 abstract description 2
- 238000005192 partition Methods 0.000 description 8
- 230000005484 gravity Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 238000012545 processing Methods 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000004891 communication Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 239000013049 sediment Substances 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012279 drainage procedure Methods 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000009991 scouring Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
Landscapes
- Sewage (AREA)
Abstract
The utility model provides a tunnel reverse slope drainage tank which comprises a water storage tank and a filtering mechanism, wherein the filtering mechanism is arranged in the water storage tank, the filtering mechanism divides the interior of the water storage tank into a water purifying space and a treatment space, a separating mechanism is arranged in the filtering mechanism, the separation mechanism divides the treatment space into a filtering part and a storage part, a water inlet is arranged on the water storage tank so that sewage enters the filtering part, the filtering mechanism is used for filtering sludge in the filtering part, and the sludge enters the storage part through the separating mechanism. Can follow the separation in the sewage with silt through filtering mechanism, avoid pumping in the water purification space from, silt mixes in the sewage after filtering and discharges, when the water inflow is great, the water inflow only contacts filtering mechanism, and silt no longer contacts with the sewage after filtering, has ensured the filter effect, reaches the purpose of decontaminating reposition of redundant personnel. Through setting up separating mechanism, when the water inflow is great, separating mechanism can form to block, avoids silt in the storage part to be erodeed the come-up again, further ensures the filter effect.
Description
Technical Field
The utility model relates to the technical field of tunnel construction, in particular to a tunnel reverse slope drainage box.
Background
At present, national highways and railway networks rapidly develop, tunnels are also rapidly developed as important components of mountain highways and railway networks, and a reverse slope drainage procedure is indispensable in the tunnel construction process.
The difficulty in water pumping and draining during the reverse slope drainage is one of the problems encountered at present, namely, the water in the tunnel is efficiently drained in the tunnel construction process, so that the tunnel construction is not influenced by water burst and is more and more emphasized. And sludge filtration is performed in the drainage process, so that the method is an effective means for improving drainage efficiency.
The drainage tank that silt was filtered in current tunnel counter-slope drainage adopts gravity to deposit mostly, generally pumps sewage to the drainage tank through the immersible pump, after simple gravity deposit, draws the water in the drainage tank again, but when the water inflow is great, the sediment silt in the drainage tank can be stirred to the inflow, makes the sediment silt suspend once more, causes silt filter effect poor, inefficiency.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model aims to provide a tunnel reverse slope drainage box, and aims to solve the technical problems that in the prior art, sewage is filtered in a gravity sedimentation mode, when the water inflow is large, deposited sludge is easy to mix in the sewage again, so that the sludge filtering effect is poor and the efficiency is low.
In order to achieve the above object, the present utility model is achieved by the following technical scheme:
the utility model provides a tunnel counter-slope drainage tank, includes storage water tank and filter mechanism, set up in the storage water tank filter mechanism will the internal separation of storage water tank is water purification space and treatment space, set up separating mechanism in the filter mechanism, separating mechanism will the treatment space top-down separates for filter unit and reservoir, set up the water inlet on the storage water tank, so that sewage gets into in the filter unit, filter mechanism is used for with the silt in the sewage filter in the filter unit, and make the silt get into through separating mechanism in the reservoir.
Compared with the prior art, the utility model has the beneficial effects that: when needs are drained, water is drained into the water storage tank through the water inlet, at this moment, sewage enters the treatment space, and through the filtering mechanism, sludge in the sewage can be separated, so that filtered sewage enters the water purification space, the sewage is prevented from being mixed in the filtered sewage to be drained when pumped from the water purification space, meanwhile, when the water inflow is large, the entered sewage only contacts the filtering mechanism, the sludge is not contacted with the filtered sewage, the filtering effect is guaranteed, and the aim of sewage removal and diversion is fulfilled. Through setting up separating mechanism, can make silt pass through under the effect of gravity separating mechanism deposit in the storage part, when the water inflow is great, separating mechanism can form and stop, avoids silt in the storage part is washed away again and mixes with sewage, has further ensured the filter effect.
Further, the filtering mechanism comprises a support and a first geotextile filter layer, the support is arranged in the water storage tank, the treatment space is formed in the support, a plurality of first filtering holes which are uniformly distributed at intervals are formed in the support, and the first geotextile filter layer is arranged on the inner side wall of the support.
Further, the cross-sectional area of the bracket gradually decreases from the top of the water storage tank to the bottom of the water storage tank.
Still further, separating mechanism includes first silt layer that separates, set up in the support first silt layer that separates, set up a plurality of interval evenly distributed's intercommunication groove on the first silt layer that separates.
Further, the storage part communicates with the outside through a sludge discharge port.
Furthermore, the water inlet is provided with a flow direction switching valve so as to change the water flow direction when sewage enters the treatment space.
Further, a water outlet is arranged on the water storage tank, and the purified water space is communicated with the outside through the water outlet.
Furthermore, a moving mechanism is arranged at the bottom of the water storage tank and comprises a plurality of moving wheels, and the moving wheels are uniformly distributed at intervals.
Still further, filtering mechanism includes division board and second geotechnique's filter layer, set up in the storage water tank the division board, the division board will the inside of storage water tank is from left to right separate into the processing space reaches the water purification space, set up a plurality of interval evenly distributed's second filtration pore on the division board, the division board orientation the one side in processing space sets up the second geotechnique's filter layer.
Still further, the separating mechanism comprises a second silt separating layer, and the second silt separating layer is arranged in the processing space.
Drawings
Fig. 1 is a front cross-sectional view of a tunnel reverse slope drainage box in a first embodiment of the present utility model;
fig. 2 is a top cross-sectional view of a tunnel reverse slope drainage box in a first embodiment of the present utility model;
fig. 3 is a front cross-sectional view of a tunnel reverse slope drainage box in a second embodiment of the present utility model;
description of main reference numerals:
| water storage tank | 10 | Processing space | 110 |
| Filtration part | 111 | Storage part | 112 |
| Water purifying space | 120 | Water inlet | 130 |
| Flow direction switching valve | 140 | Water outlet | 150 |
| Sludge discharge outlet | 160 | Filtering mechanism | 20 |
| Support frame | 210 | First geotextile filter layer | 220 |
| Partition plate | 201 | Second geotextile filter layer | 202 |
| A first silt-separating layer | 310 | Second silt-separating layer | 320 |
| Moving mechanism | 40 |
The utility model will be further described in the following detailed description in conjunction with the above-described figures.
Detailed Description
In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. Several embodiments of the utility model are presented in the figures. This utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "mounted" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1 and 2, the tunnel reverse slope drainage box in the first embodiment of the present utility model includes a water storage tank 10 and a filtering mechanism 20, a moving mechanism 40 is disposed at the bottom of the water storage tank 10, the moving mechanism 40 is used for moving the water storage tank 10, and by disposing the moving mechanism 40, the position of the tunnel reverse slope drainage box can be adjusted as required, so as to improve the practicability of the tunnel reverse slope drainage box. Specifically, the moving mechanism 40 includes a plurality of moving wheels, and the plurality of moving wheels are uniformly spaced, preferably, the moving mechanism 40 includes 4 moving wheels, and the 4 moving wheels are located at four corners of the bottom of the water storage tank 10.
The filtering mechanism 20 is arranged in the water storage tank 10, the filtering mechanism 20 divides the interior of the water storage tank 10 into a purified water space 120 and a treatment space 110, and a water inlet 130 is arranged on the water storage tank 10 so that sewage enters the treatment space 110. When the water is required to be drained, the water is drained into the water storage tank 10 through the water inlet 130, at this time, sewage enters the treatment space 110, and the sewage can be separated from the sludge in the treatment space 110 through the filtering mechanism 20, so that the sludge is filtered in the treatment space 110, and the filtered sewage enters the water purification space 120, so that the sewage is prevented from being mixed in the filtered sewage and drained when the water is pumped from the water purification space 120, and meanwhile, when the water inflow is large, the water inflow only contacts the filtering mechanism 20, the sludge is not contacted with the filtered sewage, the filtering effect is guaranteed, and the aim of sewage removal and diversion is fulfilled.
Specifically, the filtering mechanism 20 includes a support 210 and a first geotextile filtering layer 220, the support 210 is disposed in the water storage tank 10, the treatment space 110 is formed inside the support 210, and the purified water space 120 is formed between an outer sidewall of the support 210 and an inner sidewall of the water storage tank 10. The support 210 is provided with a plurality of first filtering holes uniformly distributed at intervals, and the inner side wall of the support 210 is provided with the first geotextile filtering layer 220. It is understood that the first geotextile filter layer 220 is a geotextile filter layer, and the first geotextile filter layer 220 covers the inner sidewall of the support 210. Because the geotechnical cloth has fine pores, water flow in the soil can smoothly pass through the geotechnical cloth, and excessive loss of soil particles can be prevented. The support 210 is used for supporting the layout of the first geotextile filter layer 220 in the water storage tank 10, and by providing the first filter holes, the support can be prevented from blocking the flow of sewage while supporting. Preferably, the cross-sectional area of the support 210 gradually decreases from the top of the water storage tank 10 toward the bottom of the water storage tank 10, that is, the support 210 is in a funnel shape, it is understood that the first geotextile filter layer 220 is also in a funnel shape along with the support 210, and by designing the funnel shape, after the first geotextile filter layer 220 filters the sludge in the sewage into the treatment space 110, the sludge gradually slides toward the bottom of the treatment space 110 along with the inclined inner side wall of the first geotextile filter layer 220 under the action of gravity.
The flow direction switching valve 140 is arranged on the water inlet 130 to change the water flow direction when sewage enters the treatment space 110, and by arranging the flow direction switching valve 140, when water is injected through the water inlet 130, the sewage in the treatment space 110 forms left or right rotation, so that the inner surface of the first geotextile filter layer 220 can be flushed to a certain extent, the condition that the first geotextile filter layer 220 is blocked is avoided, the replacement period of the first geotextile filter layer 220 is prolonged, and the filtering efficiency is improved.
The water tank 10 is provided with a water outlet 150, and the purified water space 120 is communicated with the outside through the water outlet 150, that is, by opening the water outlet 150, filtered sewage can be discharged out of the water tank 10 through the water outlet 150.
The filter mechanism 20 is internally provided with a separation mechanism which separates the treatment space 110 into a filter part 111 and a storage part 112 from top to bottom, and it can be understood that when sewage needs to be drained and enters the treatment space 110, the sewage firstly enters the filter part 111, and the filter mechanism 20 is used for filtering sludge in the sewage in the filter part 111 and enabling the sludge to enter the storage part 112 through the separation mechanism. By arranging the separation mechanism, the sludge can be deposited in the storage part 112, and when the water inflow is large, the separation mechanism can form a barrier to prevent the sludge in the storage part 112 from being washed and floating upwards again, so that the filtering effect is further ensured.
The separation mechanism includes a first silt separation layer 310, the first silt separation layer 310 is disposed in the support 210, and a plurality of communication grooves uniformly distributed at intervals are formed in the first silt separation layer 310, that is, the filtering portion 111 can be communicated with the storage portion 112 through the communication grooves. After the sludge slides down to the first sludge barrier 310 along with the sidewall of the bracket 210, the sludge enters the storage portion 112 through the communication groove. Preferably, the storage part 112 communicates with the outside through a sludge discharge port 160, and after the filtered sewage is discharged, the sludge is discharged through the sludge discharge port 160, thereby completing the entire process. Further, clean water can be introduced into the first geotextile filter layer 220 through the water inlet 130 to wash the first geotextile filter layer, so that the cleaning work of the tunnel reverse slope drainage tank can be completed.
Referring to fig. 3, the tunnel reverse slope drainage box in the second embodiment of the present utility model is different from the tunnel reverse slope drainage box in the first embodiment in that the filtering mechanism 20 includes a partition plate 201 and a second geotextile filter layer 202, the partition plate 201 is disposed in the water storage tank 10, preferably, the partition plate 201 is perpendicular to the bottom of the water storage tank 10, the partition plate 201 partitions the interior of the water storage tank 10 into the treatment space 110 and the water purification space 120 from left to right, a plurality of second filtering holes with uniformly distributed intervals are formed on the partition plate 201, the surface of the partition plate 201 facing the treatment space 110 is provided with the second geotextile filter layer 202, and the second geotextile filter layer 202 is the same as the first geotextile filter layer 220, which is not repeated here.
The separation mechanism comprises a second silt separation layer 320, the second silt separation layer 320 is arranged in the processing space 110, and preferably, the second silt separation layer 320 is perpendicular to the second geotextile filter layer 202, that is, the second silt separation layer 320 is parallel to the bottom of the water storage tank 10. After the sewage enters the treatment space 110, the filtered sewage enters the purified water space 120 from left to right through the filtration of the second geotextile filter layer 202, and the isolated sludge slides down along the second geotextile filter layer 202 under the action of gravity and enters the storage part 112 through the second sludge isolation layer 320, so that the subsequent sludge removal and cleaning are facilitated. Similarly, by providing the second silt separating layer 320, when the water inlet 130 is filled with water, the silt in the storage part 112 can be prevented from being directly contacted during the scouring of the sewage, so that the silt is suspended again and mixed in the sewage.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing examples illustrate only a few embodiments of the utility model and are described in detail herein without thereby limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.
Claims (10)
1. The utility model provides a tunnel counter-slope drainage tank, its characterized in that, includes storage water tank and filter mechanism, set up in the storage water tank filter mechanism will the internal separation of storage water tank is water purification space and treatment space, set up separating mechanism in the filter mechanism, separating mechanism will the treatment space top-down is divided into filter part and storage part, set up the water inlet on the storage water tank, so that sewage gets into in the filter part, filter mechanism is used for with the silt in the sewage filter in the filter part, and make silt get into through separating mechanism in the storage part.
2. The tunnel counter-slope drainage box according to claim 1, wherein the filtering mechanism comprises a support and a first geotextile filter layer, the support is arranged in the water storage tank, the treatment space is formed in the support, a plurality of first filtering holes which are uniformly distributed at intervals are formed in the support, and the first geotextile filter layer is arranged on the inner side wall of the support.
3. A tunnel counter-slope drainage box according to claim 2 wherein the cross-sectional area of the support decreases progressively from the top of the storage tank towards the bottom of the storage tank.
4. The tunnel counter-slope drainage box according to claim 2, wherein the separation mechanism comprises a first silt separation layer, the first silt separation layer is arranged in the support, and a plurality of communicating grooves which are uniformly distributed at intervals are formed in the first silt separation layer.
5. The tunnel reverse slope drainage box of claim 1, wherein the storage section communicates with the outside through a sludge discharge port.
6. The tunnel counter-slope drainage box of claim 1, wherein a flow direction switching valve is provided on the water inlet to change the direction of water flow when sewage enters the treatment space.
7. The tunnel reverse slope drainage box according to claim 1, wherein a drainage port is provided on the water storage tank, and the purified water space communicates with the outside through the drainage port.
8. The tunnel counter-slope drainage box according to claim 1, wherein a moving mechanism is arranged at the bottom of the water storage tank and comprises a plurality of moving wheels, and the moving wheels are uniformly distributed at intervals.
9. The tunnel counter-slope drainage box according to claim 1, wherein the filtering mechanism comprises a separation plate and a second geotextile filter layer, the separation plate is arranged in the water storage tank, the inside of the water storage tank is separated into the treatment space and the purified water space from left to right by the separation plate, a plurality of second filtering holes which are uniformly distributed at intervals are formed in the separation plate, and the second geotextile filter layer is arranged on one surface of the separation plate facing the treatment space.
10. The tunnel counter-slope drainage box of claim 9, wherein the separation mechanism comprises a second silt barrier, the second silt barrier being disposed within the treatment space.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321105075.7U CN219922249U (en) | 2023-05-09 | 2023-05-09 | Tunnel counter-slope drainage box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321105075.7U CN219922249U (en) | 2023-05-09 | 2023-05-09 | Tunnel counter-slope drainage box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219922249U true CN219922249U (en) | 2023-10-31 |
Family
ID=88488778
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321105075.7U Active CN219922249U (en) | 2023-05-09 | 2023-05-09 | Tunnel counter-slope drainage box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219922249U (en) |
-
2023
- 2023-05-09 CN CN202321105075.7U patent/CN219922249U/en active Active
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