CN110328064A - A kind of the balancing earth-pressure shielding machine dregs separation equipment and method of simplicity - Google Patents
A kind of the balancing earth-pressure shielding machine dregs separation equipment and method of simplicity Download PDFInfo
- Publication number
- CN110328064A CN110328064A CN201910546058.9A CN201910546058A CN110328064A CN 110328064 A CN110328064 A CN 110328064A CN 201910546058 A CN201910546058 A CN 201910546058A CN 110328064 A CN110328064 A CN 110328064A
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- Prior art keywords
- dregs
- sieve
- storage tank
- slurry storage
- level
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Links
- 238000000926 separation method Methods 0.000 title claims abstract description 15
- 238000000034 method Methods 0.000 title abstract description 10
- 235000007164 Oryza sativa Nutrition 0.000 claims abstract description 6
- 235000009566 rice Nutrition 0.000 claims abstract description 6
- 239000002002 slurry Substances 0.000 claims description 69
- 230000018044 dehydration Effects 0.000 claims description 30
- 238000006297 dehydration reaction Methods 0.000 claims description 30
- 239000000463 material Substances 0.000 claims description 14
- 239000008187 granular material Substances 0.000 claims description 13
- 238000012216 screening Methods 0.000 claims description 10
- 238000004062 sedimentation Methods 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- 238000010790 dilution Methods 0.000 claims description 4
- 239000012895 dilution Substances 0.000 claims description 4
- 238000002347 injection Methods 0.000 claims description 4
- 239000007924 injection Substances 0.000 claims description 4
- 238000004064 recycling Methods 0.000 claims description 4
- 239000002689 soil Substances 0.000 claims description 2
- 238000005507 spraying Methods 0.000 claims description 2
- 241000209094 Oryza Species 0.000 claims 4
- 239000002893 slag Substances 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract description 6
- 240000007594 Oryza sativa Species 0.000 abstract description 2
- 238000004140 cleaning Methods 0.000 abstract description 2
- 238000007796 conventional method Methods 0.000 abstract description 2
- 239000003818 cinder Substances 0.000 description 6
- 239000012141 concentrate Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
- B04C5/00—Apparatus in which the axial direction of the vortex is reversed
- B04C5/24—Multiple arrangement thereof
- B04C5/26—Multiple arrangement thereof for series flow
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
- B04C9/00—Combinations with other devices, e.g. fans, expansion chambers, diffusors, water locks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B9/00—Combinations of apparatus for screening or sifting or for separating solids from solids using gas currents; General arrangement of plant, e.g. flow sheets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
- B04C9/00—Combinations with other devices, e.g. fans, expansion chambers, diffusors, water locks
- B04C2009/002—Combinations with other devices, e.g. fans, expansion chambers, diffusors, water locks with external filters
Landscapes
- Separation Of Solids By Using Liquids Or Pneumatic Power (AREA)
Abstract
The present invention provides a kind of easy balancing earth-pressure shielding machine dregs separation equipments and method that dregs hole and excavator are replaced with pan feeding collection raising middle flask and double-deck screen shale shaker, the pan feeding collection raising middle flask has sufficiently large volume, can once accommodate the dregs amount of 6.28 rice diameter shield machine, one ring.The invention has the advantages that being cheated with a pan feeding collection raising middle flask instead of the dregs of conventional method, reduces construction site occupancy, significantly improve the cleaning of construction operation environment and the patency of construction site logistics；Investment biggish 1, excavator is eliminated, equipment investment and operating cost are reduced；With pan feeding collection raising middle flask instead of former drag conveyor, easy to operate, operating cost is low.
Description
Technical field
The present invention relates to a kind of processing of the simplicity handled for dregs produced by balancing earth-pressure shielding machine digging operation to set
Standby and method.
Technical background
The treatment process of dregs caused by traditional earth pressure balanced shield, EPBS is as shown in Figure 1, wherein is discharged from shield machine
Dregs is initially charged with dregs trolley 102, hangs out tunnel deposit dregs hole 103 by portal jib crane 101, then with excavator 104 by dregs
It is sent into drag conveyor 105, drag conveyor is uniformly transported to dregs scalping 106 and carries out adding water sieve point, and oversize is fallen into
Cinder field is stacked, and screenings enters A slurry storage tank 107, is pumped into B slurry storage tank 116 by 1# Pulp pump 108, then be pumped by 2# Pulp pump 115
Level-one cyclone 114, the overflow fine grained slurries of level-one cyclone 114 enter C slurry storage tank 119 and are separated again, level-one rotation
The underflow coarse granule slurries injection level-one dehydration and vibration sieve 112 of device 114 is flowed, oversize falls into cinder field stacking, and screenings enters B
Slurry storage tank 116 carries out recycling and/or enters C slurry storage tank 119 by the communicating pipe 117 of B slurry storage tank and C slurry storage tank, then by 3#
Pulp pump 118 is pumped into second cyclone group 111, and the overflow fine grained slurries of second cyclone group 111 enter sedimentation basin 109, rotation
The underflow coarse granule slurries of stream device group 111 enter second level dehydration and vibration sieve 110, and coarseparticulate falls into cinder field stacking on sieve；Through
The fine granular materials of sieve are discharged into C slurry storage tank 119 and are recycled and/or be discharged into sedimentation basin 109.
Summary of the invention
According to an aspect of the invention, there is provided a kind of balancing earth-pressure shielding machine dregs separation equipment of simplicity, special
Sign is
Pan feeding collection raising middle flask, for receiving the shield machine dregs from dregs trolley,
The high-pressure water pipe being arranged on the inner wall of pan feeding collection raising middle flask continues dregs for spraying into high pressure water into dregs
Constantly diluted,
Double-deck screen shale shaker comprising the wide-meshed screen on upper layer and the small-bore sieve of lower layer, wherein the dregs after dilution is first
Progress first time screening on wide-meshed screen is fallen in, wherein the material of smaller size is fallen on the small-bore sieve of lower layer through wide-meshed screen
To continue to sieve and be dehydrated, the on-the-sieve material of wide-meshed screen and small-bore sieve is discharged,
A slurry storage tank, 1# Pulp pump, B slurry storage tank, 2# Pulp pump, level-one cyclone, wherein penetrating the material of small-bore sieve
Into A slurry storage tank, B slurry storage tank is pumped by 1# Pulp pump, then level-one cyclone is pumped by 2# Pulp pump,
Level-one dehydration and vibration sieve, C slurry storage tank, 3# Pulp pump, second cyclone group, second level dehydration and vibration sieve,
Wherein:
The overflow fine grained slurries of level-one cyclone enter C slurry storage tank and are separated again, and the underflow of level-one cyclone is thick
Particulate slurry injects level-one dehydration and vibration sieve,
The oversize of level-one dehydration and vibration sieve is discharged, and the screenings of level-one dehydration and vibration sieve, which enters B slurry storage tank, to carry out again
Circulation and/or C slurry storage tank is entered communicating pipe by B slurry storage tank and C slurry storage tank, then second cyclone is pumped by 3# Pulp pump
Group,
The overflow fine grained slurries of second cyclone group enter sedimentation basin, the underflow coarse granule slurries of second cyclone group into
Enter second level dehydration and vibration sieve,
The oversize of second level dehydration and vibration sieve is discharged,
Through second level dehydration and vibration sieve sieve fine granular materials be discharged into C slurry storage tank recycled and/or be discharged into it is heavy
Shallow lake pond.
According to another aspect of the present invention, the soil pressure based on above-mentioned balancing earth-pressure shielding machine dregs separation equipment is provided
Balance shield machine dregs separation method.
Detailed description of the invention
Fig. 1 is the process flow chart of traditional earth pressure balanced shield, EPBS dregs processing.
Fig. 2 is the process flow chart of earth pressure balanced shield, EPBS dregs processing equipment according to an embodiment of the invention.
Fig. 3 is the structural schematic diagram of pan feeding collection raising middle flask and double-deck screen shale shaker according to an embodiment of the invention.
Specific embodiment
The present inventor has found that above-mentioned traditional handicraft has following two points insufficient, first is that must be in gantry crane in engineering practice
One big dregs hole is set in vehicle working region, and land occupation is more, and it is clean and tidy and current to influence operating environment；Second is that needing to configure one
Excavator increases equipment investment and operation cost.
In order to overcome the shortcomings of above-mentioned traditional handicraft, inventor after study, is proposed a kind of with pan feeding collection raising middle flask and double
Layer vibrating screen replaces the easy balancing earth-pressure shielding machine dregs separation equipment and method of dregs hole and excavator, which concentrates
Case has sufficiently large volume, can once accommodate the dregs amount of 6.28 rice diameter shield machine, one ring.Its process flow and equipment knot
Structure is as shown in Figure 2 and Figure 3.Wherein, it is initially charged with dregs trolley 210 from the dregs that shield machine is discharged, dregs trolley 210 is by gantry crane
Vehicle 212 hangs out tunnel, and dregs is poured into pan feeding collection raising middle flask 208；The high-pressure water pipe being arranged on the inner wall of pan feeding collection raising middle flask 208
301 spray into high pressure water into dregs, dilute dregs continuously, and the dregs after dilution falls in double-deck screen shale shaker first
First time screening is carried out on 215 upper layer wide-meshed screen 302, wherein the material of smaller size is fallen in down through large aperture sieve 302
Continue to sieve on the small-bore sieve 303 of layer and be dehydrated.The large aperture sieve 302 and small-bore sieve 303 of double-deck screen shale shaker 215
Aperture be respectively 8 millimeters and 4 millimeters.The on-the-sieve material of large aperture sieve 302 and small-bore sieve 303 each falls within cinder field heap
It puts, the material less than 4 millimeters enters A slurry storage tank 214 through small-bore sieve 303, is pumped into B slurry storage tank by 1# Pulp pump 213
211, then level-one cyclone 202 is pumped by 2# Pulp pump 209.
The overflow fine grained slurries of level-one cyclone 202 enter C slurry storage tank 205 and are separated again, level-one cyclone 202
Underflow coarse granule slurries injection level-one dehydration and vibration sieve 201.The oversize of level-one dehydration and vibration sieve 201 falls into cinder field stacking,
The screenings of level-one dehydration and vibration sieve 201 enters B slurry storage tank 211 and carries out recycling and/or by B slurry storage tank and C slurry storage tank
Communicating pipe 207 enters C slurry storage tank 205, then is pumped into second cyclone group 203 by 3# Pulp pump 206.
The overflow fine grained slurries of second cyclone group 203 enter sedimentation basin 216, and the underflow of second cyclone group 203 is thick
Particulate slurry enters second level dehydration and vibration sieve 204；Coarseparticulate falls into cinder field stacking on the sieve of second level dehydration and vibration sieve 204, thoroughly
The fine granular materials for crossing the sieve of second level dehydration and vibration sieve 204 are discharged into C slurry storage tank 205 and are recycled and/or be discharged into sedimentation basin
216。
The advantages of dregs processing equipment of the invention and method includes:
1, it is cheated with a pan feeding collection raising middle flask instead of the dregs of conventional method, reduces construction site occupancy, significantly improve
The cleaning of construction operation environment and the patency of construction site logistics；
2, investment biggish 1, excavator is eliminated, equipment investment and operating cost are reduced；
3, with pan feeding collection raising middle flask instead of former drag conveyor, easy to operate, operating cost is low.
Claims (8)
1. a kind of balancing earth-pressure shielding machine dregs separation equipment of simplicity, characterized by comprising:
Pan feeding collection raising middle flask (208), for receiving the shield machine dregs from dregs trolley (210),
The high-pressure water pipe (301) being arranged on the inner wall of pan feeding collection raising middle flask (208) makes slag for spraying into high pressure water into dregs
Soil is continuously diluted,
Double-deck screen shale shaker (215) comprising the wide-meshed screen (302) on upper layer and the small-bore sieve (303) of lower layer, wherein after dilution
Dregs fall on wide-meshed screen (302) progress first time screening first, wherein the material of smaller size is fallen through wide-meshed screen (302)
To continue to sieve and be dehydrated on the small-bore sieve (303) of lower layer, wide-meshed screen (302) and small-bore sieve (303)
On-the-sieve material is discharged,
A slurry storage tank (214), 1# Pulp pump (213), B slurry storage tank (211), 2# Pulp pump (209), level-one cyclone (202),
The middle material through small-bore sieve (303) enters A slurry storage tank (214), is pumped into B slurry storage tank (211) by 1# Pulp pump (213),
Level-one cyclone (202) are pumped by 2# Pulp pump (209) again,
Level-one dehydration and vibration sieves (201), C slurry storage tank (205), 3# Pulp pump (206), second cyclone group (203), second level dehydration
Vibrating screen (204),
Wherein:
The overflow fine grained slurries of level-one cyclone (202) enter C slurry storage tank (205) and are separated again, level-one cyclone
(202) underflow coarse granule slurries injection level-one dehydration and vibration sieve (201),
The oversize of level-one dehydration and vibration sieve (201) is discharged, and the screenings of level-one dehydration and vibration sieve (201) enters B slurry storage tank
(211) it carries out recycling and/or C slurry storage tank (205) is entered by the communicating pipe (207) of B slurry storage tank and C slurry storage tank, then by 3#
Pulp pump (206) is pumped into second cyclone group (203),
The overflow fine grained slurries of second cyclone group (203) enter sedimentation basin (216), the underflow of second cyclone group (203)
Coarse granule slurries enter second level dehydration and vibration sieve (204),
The oversize of second level dehydration and vibration sieve (204) is discharged,
Through second level dehydration and vibration sieve (204) sieve fine granular materials be discharged into C slurry storage tank (205) carry out recycling and/or
It is discharged into sedimentation basin (216).
2. balancing earth-pressure shielding machine dregs separation equipment according to claim 1, it is characterised in that:
The dregs being discharged from shield machine is initially charged with dregs trolley (210), and dregs trolley (210) hangs out tunnel by portal jib crane (212)
Road, then dregs is poured into pan feeding collection raising middle flask (208).
3. balancing earth-pressure shielding machine dregs separation equipment according to claim 1 or 2, it is characterised in that:
The large aperture sieve (302) of double-deck screen shale shaker (215) and the aperture of small-bore sieve (303) are respectively 8 millimeters and 4 millis
Rice.
4. balancing earth-pressure shielding machine dregs separation equipment according to claim 1 or 2, it is characterised in that:
Pan feeding collection raising middle flask has sufficiently large volume, can once accommodate the dregs amount of 6.28 rice diameter shield machine, one ring.
5. a kind of balancing earth-pressure shielding machine dregs separation method of simplicity, characterized by comprising:
The shield machine dregs for coming from dregs trolley (210) is received with pan feeding collection raising middle flask (208),
High pressure water is sprayed into dregs with the high-pressure water pipe (301) on the inner wall for being arranged in pan feeding collection raising middle flask (208), holds dregs
It is continuous constantly to be diluted,
Double-deck screen shale shaker (215) comprising the wide-meshed screen (302) on upper layer and the small-bore sieve (303) of lower layer, after making dilution
Dregs is fallen in first carries out first time screening on the wide-meshed screen (302) of double-deck screen shale shaker (215),
To quilt on the small-bore sieve (303) for the lower layer for making the material through wide-meshed screen (302) fall in double-deck screen shale shaker (215)
Continue to sieve and be dehydrated,
The on-the-sieve material of wide-meshed screen (302) and small-bore sieve (303) is discharged,
The material through small-bore sieve (303) is set to enter A slurry storage tank (214),
The material for entering A slurry storage tank (214) is pumped into B slurry storage tank (211) with 1# Pulp pump (213), then with 2# Pulp pump (209)
The material for being pumped to B slurry storage tank (211) is pumped into level-one cyclone (202),
Make the overflow fine grained slurries of level-one cyclone (202) enter C slurry storage tank (205) to be separated again,
The underflow coarse granule slurries injection level-one dehydration and vibration of level-one cyclone (202) is sieved (201),
The oversize of level-one dehydration and vibration sieve (201) is discharged,
Make level-one dehydration and vibration sieve (201) screenings enter B slurry storage tank (211) carry out recycle and/or by B slurry storage tank with
The communicating pipe (207) of C slurry storage tank enters C slurry storage tank (205), then with 3# Pulp pump (206) the product pump of C slurry storage tank (205)
Enter second cyclone group (203),
The overflow fine grained slurries of second cyclone group (203) are made to enter sedimentation basin (216),
The underflow coarse granule slurries of second cyclone group (203) are made to enter second level dehydration and vibration sieve (204),
The oversize of second level dehydration and vibration sieve (204) is discharged,
The fine granular materials of sieve through second level dehydration and vibration sieve (204) are discharged into C slurry storage tank (205) to be recycled
And/or it is discharged into sedimentation basin (216).
6. balancing earth-pressure shielding machine dregs separation method according to claim 5, it is characterised in that:
The dregs being discharged from shield machine is initially charged with dregs trolley (210), and dregs trolley (210) hangs out tunnel by portal jib crane (212)
Road, then dregs is poured into pan feeding collection raising middle flask (208).
7. balancing earth-pressure shielding machine dregs separation method according to claim 5 or 6, it is characterised in that:
The large aperture sieve (302) of double-deck screen shale shaker (215) and the aperture of small-bore sieve (303) are respectively 8 millimeters and 4 millis
Rice.
8. balancing earth-pressure shielding machine dregs separation method according to claim 5 or 6, it is characterised in that:
Pan feeding collection raising middle flask has sufficiently large volume, can once accommodate the dregs amount of 6.28 rice diameter shield machine, one ring.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910546058.9A CN110328064A (en) | 2019-06-23 | 2019-06-23 | A kind of the balancing earth-pressure shielding machine dregs separation equipment and method of simplicity |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910546058.9A CN110328064A (en) | 2019-06-23 | 2019-06-23 | A kind of the balancing earth-pressure shielding machine dregs separation equipment and method of simplicity |
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| CN110328064A true CN110328064A (en) | 2019-10-15 |
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ID=68142645
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111589219A (en) * | 2020-07-20 | 2020-08-28 | 中国铁建重工集团股份有限公司 | Mud-water separation system of tunneling equipment and tunneling equipment |
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