CN220443369U - Mud separation system - Google Patents
Mud separation system Download PDFInfo
- Publication number
- CN220443369U CN220443369U CN202321905129.8U CN202321905129U CN220443369U CN 220443369 U CN220443369 U CN 220443369U CN 202321905129 U CN202321905129 U CN 202321905129U CN 220443369 U CN220443369 U CN 220443369U
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- slurry
- pipe
- storage tank
- separation system
- thick liquid
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- 238000000926 separation method Methods 0.000 title claims abstract description 23
- 239000002002 slurry Substances 0.000 claims abstract description 92
- 238000003860 storage Methods 0.000 claims abstract description 37
- 238000012216 screening Methods 0.000 claims abstract description 16
- 239000004576 sand Substances 0.000 claims abstract description 7
- 239000002893 slag Substances 0.000 claims description 26
- 239000007788 liquid Substances 0.000 claims description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 238000009434 installation Methods 0.000 abstract description 3
- 238000003801 milling Methods 0.000 abstract description 3
- 230000010354 integration Effects 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000009412 basement excavation Methods 0.000 description 6
- 230000001502 supplementing effect Effects 0.000 description 5
- 239000002689 soil Substances 0.000 description 3
- 230000005484 gravity Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000002356 single layer Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000011900 installation process 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
- 238000012545 processing Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000005641 tunneling Effects 0.000 description 1
Landscapes
- Separation Of Solids By Using Liquids Or Pneumatic Power (AREA)
Abstract
The utility model discloses a slurry separation system, which comprises a support frame body, wherein a total slurry inlet pipe connected with a slurry discharge pump is arranged on the support frame body, a pre-screening device is arranged at the output end of the total slurry inlet pipe, a slurry storage tank is arranged below a screen of the pre-screening device, the output end of the slurry storage tank is connected with a slurry inlet of a hydrocyclone through a slurry conveying hose, an overflow pipe at the upper side of the hydrocyclone is connected with an inlet of a middle storage tank through a slurry conveying pipe, a dewatering screen is arranged below a sand setting nozzle at the lower end of the hydrocyclone, and the dewatering screen is positioned above the slurry storage tank; the utility model can meet the requirements of large-jacking pipe engineering projects and double-wheel milling matched engineering projects, and can collect undersize slurry of the pre-screening device and the dewatering screen simultaneously through one slurry storage tank, thereby reducing equipment installation work tasks, greatly reducing equipment floor area, reducing equipment manufacturing cost and improving the integration degree of a system.
Description
Technical Field
The utility model relates to the technical field of slurry separation in large-jacking pipe engineering projects and double-wheel milling matched projects, in particular to a slurry separation system.
Background
Slurry balance pipe jacking excavation is a common tunnel excavation technology, and slurry is needed to resist the water pressure and the soil pressure of an excavation surface in the working process of a pipe jacking machine so as to keep the stability of the excavation surface. In order to achieve the purpose, the slurry containing sand and soil discharged in the tunneling process is required to be separated step by step, the separated slurry part is conveyed back to the excavation surface after being adjusted, and the separated sand and soil can be directly transported outwards.
Equipment that the excavation produced contains the thick liquid of grit and earth and handles is muddy water processing system, this system in order to satisfy the needs of push pipe engineering project, project design flow: 450m 3 And/h, separation particle size: the 60 mu m is provided with a slurry treatment system of a pre-screening, the current market has a single unit of a small-flow slurry purification device, and a large-flow slurry treatment system with one-driving-two-driving-one is adopted, so that the integrated level of the whole structure is low, the occupied area is large, the treatment efficiency is low, the installation process is complex, the cost is high, and the requirements on the treatment function, the installation and the cost cannot be met.
Disclosure of Invention
The present utility model is directed to overcoming the above-mentioned drawbacks and providing a slurry separation system to solve the problems set forth in the background art.
The utility model aims to solve the technical problems, and adopts the technical scheme that: the utility model provides a mud separation system, includes the support body, be equipped with the total thick liquid pipe of being connected with the dredge pump on the support body, total thick liquid pipe output is equipped with the prescreener, the undersize of prescreener sets up the storage vat, the storage vat output is connected with hydrocyclone inlet through defeated thick liquid hose, the overflow pipe of hydrocyclone upside is through sending thick liquid pipe and well storage tank access connection, hydrocyclone lower extreme sand setting mouth below sets up the dewatering screen, the dewatering screen is located the storage vat top.
Preferably, the pre-screening device and the dewatering screen are both inclined vibrating screen structures, one sides of the pre-screening device and the dewatering screen are provided with slag guide plates, and slag collecting tanks are arranged below the slag guide plates.
Preferably, the slag guide plate is hinged with the side part of the support frame, the lower side of the slag guide plate is hinged with the upper side of the adjusting rod, and the lower side of the adjusting rod is matched with the side part of the support frame through a plurality of screw holes.
Preferably, the slurry conveying hose is also provided with a slurry pump.
Preferably, the output end of the slurry conveying hose is further provided with a distributor, the output end of the distributor is respectively connected with slurry inlets of the two hydrocyclones through two distributing pipes, and overflow pipes on the upper sides of the two hydrocyclones are communicated with the slurry conveying pipe.
Preferably, the bottom outlet of the middle storage tank is connected with the slurry storage device through a slurry outlet pipe.
The utility model has the beneficial effects that: the utility model can meet the requirements of large-jacking pipe engineering projects and double-wheel milling matched engineering projects, can collect undersize slurry of a pre-screening device and a dewatering screen simultaneously through one slurry storage tank, reduces equipment installation work tasks, integrates a plurality of structures such as a cyclone, a middle storage tank and the like into one supporting frame body, greatly reduces equipment occupied area, reduces equipment manufacturing cost, improves the integration degree of a system, and can improve separation efficiency and shorten separation time by arranging a plurality of hydrocyclones.
Drawings
FIG. 1 is a schematic top view of a slurry separation system;
fig. 2 is a schematic elevational view of a mud separation system.
Detailed Description
The utility model is described in further detail below with reference to the drawings and the specific examples.
As shown in fig. 1 and 2, a slurry separation system comprises a support frame body 8, a total slurry inlet pipe 1 connected with a slurry pump is arranged on the support frame body 8, a pre-screening device 2 is arranged at the output end of the total slurry inlet pipe 1, a slurry storage tank 3 is arranged below a screen of the pre-screening device 2, the output end of the slurry storage tank 3 is connected with a slurry inlet of a hydrocyclone 4 through a slurry conveying hose, an overflow pipe 4.1 at the upper side of the hydrocyclone 4 is connected with an inlet of a middle storage tank 5 through a slurry feeding pipe 12, a dewatering screen 6 is arranged below a sand setting nozzle at the lower end of the hydrocyclone 4, and the dewatering screen 6 is positioned above the slurry storage tank 3.
Preferably, the pre-screening device 2 and the dewatering screen 6 are both inclined vibrating screen structures, one sides of the vibrating screen structures are provided with slag guide plates 7, and slag collecting grooves are arranged below the slag guide plates 7. In this embodiment, the prescreener 2 is a YS-500 prescreener, and the vibration motor (VB-32154-W) has a power of: 1,5kw x 2;0.8 m single layer screen; the dewatering screen 6 adopts a ZX-250/60-1000-I type vibrating screen, the appearance is modified, and the power of a vibrating motor (MVE 7200/15) is that: 3kw x 2; 1.2 m single layer screen; the screened slag on the pre-screening device 2 and the dewatering screen 6 slides down to the slag guide plate 7 under the action of gravity, and then falls into a slag collecting tank along the slag guide plate 7.
Preferably, the slag guide plate 7 is hinged with the side part of the supporting frame body 8, the lower side of the slag guide plate 7 is hinged with the upper side of the adjusting rod 9, and the lower side of the adjusting rod 9 is matched with the side part of the supporting frame body 8 through a plurality of screw holes. In this embodiment, the inclination of the slag guide 7 can be adjusted according to the actual situation to adapt to the position of the slag collecting tank, and the underside of the adjusting rod 9 is provided with a plurality of screw holes, so that the bolts can penetrate through the corresponding screw holes and the side portion of the supporting frame 8 to be connected with the bolts according to the required inclination.
Preferably, the slurry conveying hose is also provided with a slurry pump.
Preferably, the output end of the slurry conveying hose is further provided with a distributor 10, the output end of the distributor 10 is respectively connected with slurry inlets of the two hydrocyclones 4 through two distributing pipes 11, and overflow pipes 4.1 on the upper sides of the two hydrocyclones 4 are communicated with a slurry conveying pipe 12. Through the distributor 10, the slurry output by the slurry storage tank 3 can be distributed into two strands, and each strand is subjected to cyclone separation through one hydrocyclone 4, so that the separation efficiency can be greatly improved, and the separation time can be shortened.
Preferably, the bottom outlet of the middle storage tank 5 is connected with the slurry storage device through a slurry outlet pipe 13.
In addition, in the slurry separation process, a slurry supplementing pipe can be arranged between the middle storage tank 5 and the slurry storage tank 3, a liquid level buoy is arranged in the slurry storage tank 3 below the slurry supplementing pipe, the liquid level buoy can slide up and down through a guide rod, once the slurry output in the slurry storage tank 3 is larger than the supplied slurry, the liquid level buoy falls along with the falling of the liquid level, at the moment, the liquid level buoy releases the blocking of the bottom of the slurry supplementing pipe, the slurry in the middle storage tank 5 is transferred into the slurry storage tank 3 through the opened slurry supplementing pipe, the liquid level rises until the slurry is restored, and the liquid level buoy rises along with the liquid level buoy and seals the slurry supplementing pipe; at this time, if the supplied slurry amount is larger than the output, the overflow pipe of the slurry storage tank 3 overflows to prevent the overflow of slurry.
The working principle of the embodiment is as follows:
the slurry discharged by the pipe pusher is conveyed into a pre-screening device 2 by a slurry discharge pump through a total slurry inlet pipe 1, and slag with the grain diameter of more than 5mm is separated through pre-screening and screening; the screened slurry enters a slurry storage tank 3 below, is pumped from the slurry storage tank 3 by a slurry pump, is distributed along a slurry conveying hose through a distributor 10, enters slurry inlets of two hydrocyclones 4 from two distribution pipes 11 respectively, is injected tangentially from the slurry inlets of the hydrocyclones 4, is separated by the hydrocyclones 4, and the fine-grain silt is discharged by a sand setting nozzle at the lower end of the hydrocyclone and falls onto a dewatering screen 6, the drier slag is separated after being screened by the dewatering screen 6, slides down to a slag guide plate 7 under the action of gravity, then falls into a slag collecting tank along the slag guide plate 7, and the screened slurry is circulated and returned into the slurry storage tank 3; clean slurry treated by the hydrocyclone 4 enters the slurry feed pipe 12 from the overflow pipe 4.1 and then enters the middle storage tank 5, and enters the slurry storage device from the slurry discharge pipe 13 of the middle storage tank 5.
The foregoing embodiments are merely preferred embodiments of the present utility model, and should not be construed as limiting the present utility model, and the embodiments and features of the embodiments in the present application may be arbitrarily combined with each other without collision. The protection scope of the present utility model is defined by the claims, and the protection scope includes equivalent alternatives to the technical features of the claims. I.e., equivalent replacement modifications within the scope of this utility model are also within the scope of the utility model.
Claims (6)
1. The utility model provides a mud separation system, includes support body (8), be equipped with on support body (8) with the total advance thick liquid pipe (1) that the dredge pump is connected, its characterized in that: the utility model discloses a slurry storage device, including main advance thick liquid pipe (1), water conservancy diversion groove (6), water conservancy diversion pipe (4) are connected with water conservancy diversion ware (4) inlet through defeated thick liquid hose, main advance thick liquid pipe (1) output is equipped with prescreener (2), the sieve of prescreener (2) sets up stock chest (3), stock chest (3) output is connected with water conservancy diversion ware (4) inlet through sending thick liquid pipe (12), overflow pipe (4.1) of water conservancy diversion ware (4) upside is through sending thick liquid pipe (12) and well storage tank (5) access connection, water conservancy diversion ware (4) lower extreme sand setting mouth below sets up dewatering screen (6), dewatering screen (6) are located stock chest (3) top.
2. A mud separation system as set forth in claim 1, wherein: the pre-screening device (2) and the dewatering screen (6) are of vibrating screen structures which are obliquely arranged, one sides of the pre-screening device are provided with slag guide plates (7), and slag collecting grooves are formed below the slag guide plates (7).
3. A mud separation system as set forth in claim 2, wherein: the slag guide plate (7) is hinged with the side part of the supporting frame body (8), the lower side of the slag guide plate (7) is hinged with the upper side of the adjusting rod (9), and the lower side of the adjusting rod (9) is matched with the side part of the supporting frame body (8) through a plurality of screw holes.
4. A mud separation system as set forth in claim 1, wherein: and a slurry pump is further arranged on the slurry conveying hose.
5. A mud separation system according to claim 1 or 4, wherein: the output end of the slurry conveying hose is also provided with a distributor (10), the output end of the distributor (10) is respectively connected with slurry inlets of the two hydrocyclones (4) through two distributing pipes (11), and overflow pipes (4.1) at the upper sides of the two hydrocyclones (4) are communicated with a slurry conveying pipe (12).
6. A mud separation system according to claim 1 or 4, wherein: the bottom outlet of the middle storage tank (5) is connected with a slurry storage device through a slurry outlet pipe (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321905129.8U CN220443369U (en) | 2023-07-19 | 2023-07-19 | Mud separation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321905129.8U CN220443369U (en) | 2023-07-19 | 2023-07-19 | Mud separation system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220443369U true CN220443369U (en) | 2024-02-06 |
Family
ID=89731966
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321905129.8U Active CN220443369U (en) | 2023-07-19 | 2023-07-19 | Mud separation system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220443369U (en) |
-
2023
- 2023-07-19 CN CN202321905129.8U patent/CN220443369U/en active Active
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