CN215429584U - Shield tunnel composite gravel layer sludge treatment equipment - Google Patents
Shield tunnel composite gravel layer sludge treatment equipment Download PDFInfo
- Publication number
- CN215429584U CN215429584U CN202121355613.9U CN202121355613U CN215429584U CN 215429584 U CN215429584 U CN 215429584U CN 202121355613 U CN202121355613 U CN 202121355613U CN 215429584 U CN215429584 U CN 215429584U
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- Prior art keywords
- sand
- belt conveyor
- discharge port
- shield tunnel
- sliding groove
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- 239000010802 sludge Substances 0.000 title claims abstract description 23
- 238000011282 treatment Methods 0.000 title claims abstract description 16
- 239000002131 composite material Substances 0.000 title claims abstract description 15
- 239000004576 sand Substances 0.000 claims abstract description 94
- 239000002893 slag Substances 0.000 claims abstract description 21
- 239000002689 soil Substances 0.000 claims abstract description 13
- 239000004575 stone Substances 0.000 claims abstract description 13
- 239000002699 waste material Substances 0.000 claims abstract description 11
- 238000000034 method Methods 0.000 claims abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 239000013049 sediment Substances 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 14
- 230000001360 synchronised effect Effects 0.000 abstract description 6
- 239000002994 raw material Substances 0.000 abstract description 4
- 239000004927 clay Substances 0.000 description 3
- 238000005406 washing Methods 0.000 description 3
- 239000012535 impurity Substances 0.000 description 2
- 238000003823 mortar mixing Methods 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 230000005641 tunneling Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000010881 fly ash Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000011328 necessary treatment Methods 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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- Excavating Of Shafts Or Tunnels (AREA)
- Treatment Of Sludge (AREA)
Abstract
A shield tunnel composite gravel layer sludge treatment device. The utility model comprises a slag-soil bin, a waste slag stacking yard, a storage bin, a bucket conveyor, a sand chute, a sand washer and a belt conveyor II which are arranged in sequence; a belt conveyor I is arranged below the sand sliding groove; conveying the residue soil in the residue soil bin to a sand sliding groove by a bucket conveyor, wherein the sand sliding groove is provided with a discharge port I and a discharge port II; the waste slag screened by the sand chute is discharged through a discharge port I and conveyed to a waste slag stacking field by a belt conveyor I; the recyclable sand and stone screened by the sand slide groove are discharged from the discharge port II and then enter the sand washer, and the sand and stone cleaned by the sand washer are conveyed to the storage bin by the belt conveyor II. The method has the advantages that the design is reasonable, and the shield synchronous grouting raw material is obtained by effectively treating the sludge generated in the shield tunnel construction, so that the purposes of reducing the outward transportation and discharge of the sludge, reducing the purchase quantity of river sand, improving the effective utilization rate of resources and reducing the construction cost are achieved.
Description
Technical Field
The utility model relates to shield tunnel equipment, in particular to shield tunnel composite gravel layer sludge treatment equipment, and belongs to the technical field of tunnel construction.
Background
The shield tunnel construction is widely applied to hydraulic and hydroelectric engineering, urban rail transit and highway tunnel construction, and the sludge generated in the shield tunnel construction at present can be transported to a specified spoil area through external transportation except for backfilled muck. With the wide application of the shield tunnel construction, if the muck resources can not be effectively utilized, the generated muck occupies a larger field, greatly influences the ground environment, and the construction operation cost is increased by transporting the muck outside.
The stratum of the shield tunnel is mostly a coarse sand layer and a gravel layer, and has the characteristic of low mud content, if necessary treatment can be carried out on mud slag, the obtained gravel can be used as a raw material for synchronous grouting, the quantity of externally transported muck can be reduced, the purpose of reducing or not purchasing river sand is achieved, the cost can be reduced, and meanwhile, the influence on the ground environment is greatly reduced.
SUMMERY OF THE UTILITY MODEL
The utility model provides a shield tunnel composite gravel layer sludge treatment device, aiming at overcoming the defects that the sludge in the existing shield tunnel construction can not be effectively utilized, the generated sludge occupies a larger field, the ground environment is greatly influenced, and the construction operation cost is increased by transporting the sludge outwards.
The technical scheme adopted by the utility model for solving the technical problems is as follows: a shield tunnel composite gravel layer sludge treatment device comprises a residue soil bin, a waste residue stacking field, a storage bin, a bucket conveyor, a sand chute, a sand washer and a belt conveyor II which are sequentially arranged; a belt conveyor I is further arranged below the sand sliding groove. Conveying the slag soil in the slag soil bin to a sand sliding groove by a bucket conveyor, wherein the sand sliding groove is provided with a discharge port I and a discharge port II; the waste slag screened by the sand chute is discharged through a discharge port I and conveyed to a waste slag stacking field by a belt conveyor I; the recyclable sand and stone screened by the sand slide groove are discharged from the discharge port II and then enter the sand washer, and the sand and stone cleaned by the sand washer are conveyed to the storage bin by the belt conveyor II.
Furthermore, the number of sand washers is 2 or more than 2 and communicates in proper order.
Still further, the number of sand washers is 2.
The bucket type conveyor, the sand sliding groove, the belt conveyor I and the belt conveyor II are provided with water adding devices, and water is added to conveyed mud residues and sand stones in the operation process of the equipment.
The bucket type conveyor is obliquely arranged from bottom to top and is used for conveying the dregs from bottom to top;
the sand slide groove is obliquely arranged on the bracket, and the bucket type conveyor conveys the residue soil to the high end of the sand slide groove.
The method has the advantages that the design is reasonable, and the shield synchronous grouting raw material is obtained by effectively treating the sludge generated in the shield tunnel construction, so that the purposes of reducing the outward transportation and discharge of the sludge, reducing the purchase quantity of river sand, improving the effective utilization rate of resources and reducing the construction cost are realized; greatly reduces the influence on the ground environment and is beneficial to environmental protection.
Drawings
FIG. 1 is a schematic structural diagram of a shield tunnel composite gravel layer sludge treatment device.
In the figure: 1. the sand washing machine comprises a bucket conveyor, 2, a sand sliding groove, 3, a discharge port I, 4, a discharge port II, 5, a belt conveyor I, 6, a sand washer, 7, a belt conveyor II, 8 and a support.
Detailed Description
The utility model is further illustrated by the following figures and examples. However, it should be understood by those skilled in the art that the present invention is not limited to the specific embodiments listed, and should be included within the scope of the present invention as long as the spirit of the present invention is met.
In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "left", "right", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; they may be mechanically coupled, directly coupled, indirectly coupled through an intermediary, or may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
See figure 1. The utility model relates to a shield tunnel composite sand gravel layer sludge treatment device, which comprises a sludge bin, a discarded slag stacking yard and a storage bin which are arranged on the ground, wherein the sludge treatment device also comprises a bucket conveyor 1, a sand chute 2, a belt conveyor I5, a sand washer 6 and a belt conveyor II 7, and the bucket conveyor 1, the sand chute 2, the sand washer 6 and the belt conveyor II 7 are sequentially arranged; a belt conveyor I5 is further arranged below the sand sliding groove.
Conveying the slag in the slag bin to a sand chute 2 by a bucket conveyor 1, wherein the bucket conveyor 1 is obliquely arranged from bottom to top, and the high end of the bucket conveyor is arranged on a bracket 8 to convey the slag in the slag bin from bottom to top; the sand slide groove 2 is obliquely arranged on the bracket 8, and the bucket type conveyor 1 conveys the slag soil to the high end of the sand slide groove 2.
The sand chute 2 is provided with a discharge port I3 and a discharge port II 4, and the discharge port I3 and the discharge port II 4 are arranged at the bottom of the sand chute 2; the waste slag screened by the sand chute 2 is discharged through a discharge port I3 and conveyed to a waste slag stacking yard by a belt conveyor I5.
The recyclable sand and stone screened by the sand chute 2 are discharged from the discharge port II 4 and then enter the sand washer 6, and the sand and stone cleaned by the sand washer 6 are conveyed to the storage bin by the belt conveyor II 7.
Further, the number of the sand washers 6 is 2 or more than 2 and the sand washers are communicated in sequence; preferably, the quantity of sand washing machine 6 is 2 and communicate in proper order, and the grit is higher through 2 sand washing machine 6's cleaning quality in proper order.
Further, bucket conveyor 1, swift current sand chute 2, belt conveyor I5, belt conveyor II 7 are provided with the device of adding water, adds water to the mud sediment of carrying, grit at the equipment operation in-process, can improve the mobility of the grit of carrying, earth, effectively improves the treatment effeciency of dregs.
The working process of the shield tunnel composite gravel layer sludge treatment equipment comprises the following steps:
firstly, hoisting the muck discharged from the shield to a muck bin on the ground by a gantry crane through a tunnel trolley;
then, the dregs containing gravel, sand, clay, silt and the like are sent into a sand sliding groove by a bucket conveyor and a sand digging rod, the separation of the gravel and the sand from the clay and the silt is realized by physical classification methods such as vibration, centrifugation and the like of the sand sliding groove, the separated impurities (the clay and the silt) and the like are discharged from a discharge port I of the sand sliding groove, and the impurities are conveyed to a waste residue stacking field by a belt conveyor I and a discharge rod; meanwhile, the recyclable sand and stone screened by the sand chute are discharged from a discharge port II and then enter a sand washer;
then, the sand washer washes the reusable sand which is screened by the sand slide groove, and removes dust and pollutants (organic matters, soil and the like) attached to the sand, thereby improving the quality of the sand;
and finally, conveying the washed sandstone into a storage bin for later use through a belt conveyor II and a finished product rod.
And (3) conveying the sand and stone in the storage bin to a mortar mixing station, adding cement, fly ash, sand and water into the mortar mixing station, fully mixing to prepare slurry for synchronous grouting of the shield tunneling machine, and conveying the slurry to the shield tunneling machine for synchronous grouting.
The equipment for treating the mud residue on the composite sand gravel layer of the shield tunnel can effectively treat the mud residue generated in the construction of the shield tunnel, and the treated sand stone is used as a raw material for synchronous grouting of the shield, so that the aims of reducing the outward transportation and discharge of the slag soil and reducing the purchase quantity of river sand are fulfilled, meanwhile, the influence on the ground environment is greatly reduced, the effective utilization rate of resources is realized, and the aims of reducing the construction cost and improving the profit rate are finally fulfilled.
It should be noted that the above-mentioned embodiments illustrate rather than limit the utility model, and that those skilled in the art will be able to design many alternative embodiments without departing from the scope of the appended claims.
Claims (5)
1. The utility model provides a shield tunnel composite sand gravel layer mud sediment treatment facility, includes the dregs storehouse, abandons sediment and stacks yard, storage silo, characterized by:
the bucket type conveyor, the sand sliding groove, the sand washer and the belt conveyor II are sequentially arranged; a belt conveyor I is arranged below the sand sliding groove; conveying the slag soil in the slag soil bin to a sand sliding groove by a bucket conveyor, wherein the sand sliding groove is provided with a discharge port I and a discharge port II;
the waste slag screened by the sand chute is discharged through a discharge port I and conveyed to a waste slag stacking field by a belt conveyor I;
the recyclable sand and stone screened by the sand slide groove are discharged from the discharge port II and then enter the sand washer, and the sand and stone cleaned by the sand washer are conveyed to the storage bin by the belt conveyor II.
2. The shield tunnel composite gravel layer sludge treatment equipment as claimed in claim 1, which is characterized in that: the quantity of sand washers is 2 or more than 2 and communicates in proper order.
3. The shield tunnel composite gravel layer sludge treatment equipment as claimed in claim 2, which is characterized in that: the number of the sand washers is 2.
4. The shield tunnel composite gravel layer sludge treatment equipment as claimed in any one of claims 1 or 3, which is characterized in that: the bucket type conveyor, the sand sliding groove, the belt conveyor I and the belt conveyor II are provided with water adding devices, and water is added to conveyed mud residues and sand stones in the operation process of the equipment.
5. The shield tunnel composite gravel layer sludge treatment equipment as claimed in claim 4, which is characterized in that:
the bucket type conveyor is obliquely arranged from bottom to top and is used for conveying the dregs from bottom to top;
the sand slide groove is obliquely arranged on the bracket, and the bucket type conveyor conveys the residue soil to the high end of the sand slide groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121355613.9U CN215429584U (en) | 2021-06-18 | 2021-06-18 | Shield tunnel composite gravel layer sludge treatment equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121355613.9U CN215429584U (en) | 2021-06-18 | 2021-06-18 | Shield tunnel composite gravel layer sludge treatment equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215429584U true CN215429584U (en) | 2022-01-07 |
Family
ID=79711853
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121355613.9U Active CN215429584U (en) | 2021-06-18 | 2021-06-18 | Shield tunnel composite gravel layer sludge treatment equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215429584U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115213090A (en) * | 2022-09-06 | 2022-10-21 | 四川藏区高速公路有限责任公司 | Tunnel is abandoned sediment cyclic utilization material conveyor |
| CN116906069A (en) * | 2023-09-14 | 2023-10-20 | 中建交通建设集团有限公司 | Cutting system for preventing sludge blockage in slurry shield machine |
-
2021
- 2021-06-18 CN CN202121355613.9U patent/CN215429584U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115213090A (en) * | 2022-09-06 | 2022-10-21 | 四川藏区高速公路有限责任公司 | Tunnel is abandoned sediment cyclic utilization material conveyor |
| CN115213090B (en) * | 2022-09-06 | 2022-12-30 | 四川藏区高速公路有限责任公司 | Tunnel is abandoned sediment cyclic utilization material conveyor |
| CN116906069A (en) * | 2023-09-14 | 2023-10-20 | 中建交通建设集团有限公司 | Cutting system for preventing sludge blockage in slurry shield machine |
| CN116906069B (en) * | 2023-09-14 | 2024-04-05 | 中建交通建设集团有限公司 | Cutting system for preventing sludge blockage in slurry shield machine |
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