CN109516657A - A kind of solidification of sludge in-situ and stabilization treatment method - Google Patents
A kind of solidification of sludge in-situ and stabilization treatment method Download PDFInfo
- Publication number
- CN109516657A CN109516657A CN201710548549.8A CN201710548549A CN109516657A CN 109516657 A CN109516657 A CN 109516657A CN 201710548549 A CN201710548549 A CN 201710548549A CN 109516657 A CN109516657 A CN 109516657A
- Authority
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- China
- Prior art keywords
- sludge
- river
- crawler
- sump
- curing agent
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/008—Sludge treatment by fixation or solidification
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/004—Sludge detoxification
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/20—Heavy metals or heavy metal compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/007—Contaminated open waterways, rivers, lakes or ponds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/02—Odour removal or prevention of malodour
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/04—Disinfection
Abstract
The invention belongs to technical field of sludge treatment, refer in particular to a kind of solidification of sludge in-situ and stabilization treatment method, crawler-mounted excavator control agitating device is done up and down in sludge sump or in river sludge, movement in left and right and front and back three-dimensional space, curing agent during agitating device is stirred in sludge sump or in river sludge on curing agent waggon is sprayed by conveying pipeline from the center on agitating device head, it mixes curing agent uniformly with sludge and sufficiently reacts, so that the sludge curing and stabilisation at sludge sump edge or river edge form edge solidification place, advantage is: after the completion of sludge treatment, eliminate peculiar smell and germ, the pathogenic microorganisms such as worm's ovum, heavy metal is stabilized, after the curing of a period of time, resource utilization can be carried out again, not only solves the problems such as hidden danger existing for sludge sump, for city section About a large amount of soil, meanwhile, can also vacating space be that subsequent newly generated sludge carries out solidification and stabilized processing.
Description
Technical field
The invention belongs to technical field of sludge treatment, a kind of sludge in-situ solidification and stabilization treatment method are refered in particular to.
Background technique
As National Environmental administers the acceleration of process, the dredging in river puts more effort, and will generate a large amount of river every year and become silted up
Mud is largely filled or is stacked nearby.The municipal wastewater treatment plant and Sewage Treatment Project of daily each place will also generate a large amount of moisture content
Higher municipal sludge can not be disposed.Although the innoxious depth that governments at all levels are trying to explore municipal sludge buys method,
But the mud in each municipal wastewater treatment plant and river is substantially also landfill of directly digging pit.So the refuse landfill of various regions is daily
The city domestic sewage treatment plant sludge of a large amount of 80% or more moisture content will be received, or occupies a large amount of soil and digs pit and become silted up to river
Mud is temporarily stacked.Due to history and the limitation of technology, over the years in disposal site, stock are largely without appointing
The sludge or mud of where reason.As soon as there are ten million more cubes of municipal sludges or riverway sludge to stack hole for the area of Shanghai,
There is great safety and environmentally friendly hidden danger to social and urban development for these untreated sludge.
Since municipal sludge and mud contain a large amount of organic pollutant, moisture content is also higher, be deposited in hole in almost without
Method natural air drying or harmlessness disposing.Such sludge sump become sewage and various contaminated bacterias hatchery, become a fine day distribute it is smelly
The gas rainy day hatches smelly water.Large stretch of sludge sump also just at the ground of death, live herein, leave by not any animals and plants in this way
Great security risk.Also gradually show with expansion, the harm that these sludge stack field with the development of the city.So using
Effective means dispose these sludge sumps, and it is necessary for stabilizing it with recycling.
Summary of the invention
The object of the present invention is to provide a kind of solidification of sludge in-situ and stabilization treatment methods.
The object of the present invention is achieved like this:
A kind of solidification of sludge in-situ and stabilization treatment method, including the crawler-mounted excavator and dress that can be walked on sludge
Have the curing agent waggon of curing agent, agitating device be installed on crawler-mounted excavator, agitating device can be done in sludge up and down,
Movement in left and right and front and back three-dimensional space, agitating device are equipped with conveying pipeline, and one end of conveying pipeline is located at the head of agitating device
The center in portion, the other end are connected on curing agent waggon, and steps are as follows for Treatment of Sludge:
(1) crawler-mounted excavator and curing agent waggon are moved to by sludge sump or river sludge；
(2) crawler-mounted excavator is moved to the place close to sludge sump or river sludge, and crawler-mounted excavator fills stirring
It sets and extend into sludge sump in the sludge at edge or river edge；Or crawler-mounted excavator is the crawler type that can be walked on sludge
The crawler-mounted excavator is simultaneously moved in the sludge at sludge sump or river sludge edge by excavator, and crawler-mounted excavator will stir
Device is extend into the sludge at sludge sump or river edge；
(3) crawler-mounted excavator control agitating device does upper and lower, left and right and front and back in sludge sump or in river sludge
Movement in three-dimensional space, during agitating device is stirred in sludge sump or in river sludge on curing agent waggon
Curing agent is sprayed by conveying pipeline from the center on agitating device head, mixes curing agent uniformly with sludge simultaneously sufficiently anti-
It answers, so that the sludge curing and stabilisation at sludge sump edge or river edge form edge solidification place, eliminates the different of sludge
The pathogenic microorganisms such as taste, germ and worm's ovum have neutralized the heavy metal pollution in sludge；
(4) crawler-mounted excavator and curing agent waggon continue to push ahead and repeat the operation of step (3), until crawler belt
Formula excavator is moved to the center in sludge sump or in river sludge, so that the sludge in sludge sump or river is from outer edge
Gradually solidify to center；
(5) sludge sump or river sludge solidification finish, and crawler-mounted excavator and curing agent waggon sail out of the consolidation zone.
The present invention is prominent and beneficial compared with prior art to be had the technical effect that
1, method for sludge treatment of the invention can both improve that the related characteristic chemically and physically of sludge, to reduce its aqueous
Rate, improves its bearing capacity, gas permeability etc., can adjust different disposition sludge and mud disposal method also to meet the resource of sludge
Change the characteristic requirements utilized.The sludge and mud that not only can safely dispose storage can also dispose a large amount of sludge constantly generated,
The resource utilization of sludge is also carried out such as construction backfill, Road Base soil and greening soil according to different requirements simultaneously
Deng.
2, after the completion of sludge treatment of the invention, the pathogenic microorganisms such as peculiar smell and germ, worm's ovum are eliminated, heavy metal obtains
It stabilizes, after the curing of a period of time, resource utilization can be carried out again, hidden danger existing for sludge sump etc. is not only solved and ask
Topic has saved a large amount of soil for city, meanwhile, can also vacating space be that subsequent newly generated sludge is solidified and stabilized
Processing.
Detailed description of the invention
Fig. 1 is the principle schematic diagram of the embodiment of the present invention one.
Fig. 2 is the principle schematic diagram of the embodiment of the present invention two.
Specific embodiment
With specific embodiment, the invention will be further described with reference to the accompanying drawing, referring to Fig. 1-2:
Embodiment 1:
Referring to Fig.1, a kind of sludge in-situ solidification and stabilization treatment method, the crawler type including that can walk on sludge are dug
Pick machine 1 and curing agent waggon 2 equipped with curing agent, are equipped with agitating device 3 on crawler-mounted excavator 1, and agitating device 3 can be
It is moved above and below being done in sludge, in left and right and front and back three-dimensional space, agitating device is equipped with conveying pipeline 4, one end of conveying pipeline 4
It is connected on curing agent waggon 2 in the center on the head of agitating device 3, the other end, steps are as follows for Treatment of Sludge:
(1) crawler-mounted excavator 1 and curing agent waggon 2 are moved to by sludge sump or river sludge；
(2) crawler-mounted excavator 1 is moved to the place close to sludge sump or river sludge, and crawler-mounted excavator 1 will stir
Device 3 is extend into sludge sump in the sludge at edge or river edge；
(3) crawler-mounted excavator 1 control agitating device 3 done in sludge sump or in river sludge up and down, left and right and it is preceding
Movement, curing agent waggon 2 during agitating device 3 is stirred in sludge sump or in river sludge in three-dimensional space afterwards
On curing agent by conveying pipeline 4 from the center on 3 head of agitating device spray, so that curing agent is uniformly mixed and is filled with sludge
Divide reaction, so that the sludge curing and stabilisation at sludge sump edge or river edge form edge solidification place, eliminates sludge
The pathogenic microorganisms such as peculiar smell, germ and worm's ovum, neutralized the heavy metal pollution in sludge；
(4) crawler-mounted excavator 1 and curing agent waggon 2 continue to push ahead and repeat the operation of step (3), until carrying out
Belt excavator 1 is moved to the center in sludge sump or in river sludge, so that the sludge in sludge sump or river is from outer
Edge gradually solidifies to center；
(5) sludge sump or river sludge solidification finish, and crawler-mounted excavator 1 and curing agent waggon 2 sail out of the curing area
Domain.
The Treatment of Sludge on the present embodiment ground is gradually to solidify from sludge sump or river sludge outer edge to center, works as sludge sump
Or crawler-mounted excavator is pushed ahead after the completion of the sludge curing of river sludge outer edge, the cured sludge of outer edge can be held
By the weight of crawler-mounted excavator.
Embodiment 2:
Referring to Fig. 2, Treatment of Sludge step is essentially identical, the difference is that crawler-mounted excavator 1 is can be in sludge uplink
The crawler-mounted excavator 1 is simultaneously moved in the sludge at sludge sump or river sludge edge, crawler type by the crawler-mounted excavator 1 walked
Agitating device 3 is extend into the sludge at sludge sump or river edge by excavator 1, and crawler-mounted excavator 1 is by the way of retreating
It is mobile to the center of sludge sump or river sludge, during solidification sludge, since crawler-mounted excavator 1 is always on sludge
Walking, the cured sludge in periphery not will receive load-bearing, so that effect is more compared with Example 1 for the solidification effect of sludge
It is good.
Above-described embodiment is only presently preferred embodiments of the present invention, is not limited the scope of the invention according to this, therefore: it is all according to
The equivalence changes that structure of the invention, shape, principle are done, should all be covered by within protection scope of the present invention.
Claims (1)
1. a kind of sludge in-situ solidification and stabilization treatment method, it is characterised in that: including the crawler type that can be walked on sludge
Excavator and curing agent waggon equipped with curing agent are equipped with agitating device on crawler-mounted excavator, and agitating device can be in dirt
Done in mud up and down, movement in left and right and front and back three-dimensional space, agitating device is equipped with conveying pipeline, and one end of conveying pipeline, which is located at, to be stirred
Mix the center on the head of device, the other end is connected on curing agent waggon, steps are as follows for Treatment of Sludge:
(1) crawler-mounted excavator and curing agent waggon are moved to by sludge sump or river sludge；
(2) crawler-mounted excavator is moved to the place close to sludge sump or river sludge, and crawler-mounted excavator stretches agitating device
In the sludge for entering into sludge sump edge or river edge；Or crawler-mounted excavator is that the crawler type that can be walked on sludge is excavated
The crawler-mounted excavator is simultaneously moved in the sludge at sludge sump or river sludge edge by machine, and crawler-mounted excavator is by agitating device
It extend into the sludge at sludge sump or river edge；
(3) crawler-mounted excavator control agitating device does upper and lower, left and right in sludge sump or in river sludge and front and back is three-dimensional
It is moved in space, solidification during agitating device is stirred in sludge sump or in river sludge on curing agent waggon
Agent is sprayed by conveying pipeline from the center on agitating device head, is mixed curing agent uniformly with sludge and is sufficiently reacted, makes
The sludge curing and stabilisation for obtaining sludge sump edge or river edge form edge solidification place, eliminate peculiar smell, the disease of sludge
The pathogenic microorganisms such as bacterium and worm's ovum, have neutralized the heavy metal pollution in sludge；
(4) crawler-mounted excavator and curing agent waggon continue to push ahead and repeat the operation of step (3), until crawler type is dug
Pick machine is moved to the center in sludge sump or in river sludge, so that the sludge in sludge sump or river is from outer edge in
The heart gradually solidifies；
(5) sludge sump or river sludge solidification finish, and crawler-mounted excavator and curing agent waggon sail out of the consolidation zone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710548549.8A CN109516657A (en) | 2017-09-18 | 2017-09-18 | A kind of solidification of sludge in-situ and stabilization treatment method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710548549.8A CN109516657A (en) | 2017-09-18 | 2017-09-18 | A kind of solidification of sludge in-situ and stabilization treatment method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109516657A true CN109516657A (en) | 2019-03-26 |
Family
ID=65767356
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710548549.8A Pending CN109516657A (en) | 2017-09-18 | 2017-09-18 | A kind of solidification of sludge in-situ and stabilization treatment method |
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| CN (1) | CN109516657A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111423081A (en) * | 2020-03-17 | 2020-07-17 | 南京万德斯环保科技股份有限公司 | Method for in-situ remediation of sludge containing heavy metals |
| CN112010515A (en) * | 2020-06-01 | 2020-12-01 | 中化环境科技工程有限公司 | Rapid method suitable for industrialized remediation of heavy metal-containing leachate polluted river sediment |
| CN113087324A (en) * | 2021-03-19 | 2021-07-09 | 杭州国泰环保科技股份有限公司 | Sludge heavy metal stabilization method and special device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19613679A1 (en) * | 1996-04-05 | 1997-10-09 | Lobbe Xenex Gmbh | Method and device for conditioning wet or damp terrain, in particular mud pools |
| CN101225659A (en) * | 2008-01-24 | 2008-07-23 | 北京中永基固化剂科技发展有限公司 | Construction method for treating soft soil foundation by solidifying agent |
| CN103510506A (en) * | 2013-10-18 | 2014-01-15 | 黑旋风工程机械开发有限公司 | Contaminated soil in-situ solidification stabilizing treatment system and method |
| CN104532820A (en) * | 2014-12-12 | 2015-04-22 | 中国科学院武汉岩土力学研究所 | Polluted soil in-situ solidification/stabilization treatment device |
| CN204298226U (en) * | 2014-10-20 | 2015-04-29 | 上海稳上创新技术有限公司 | A kind of system for sludge in-situ stable curing |
| CN105002884A (en) * | 2015-06-04 | 2015-10-28 | 河海大学 | Method for solidifying sludge of bottom of river or lake firstly and then conducting excavation |
| CN204982851U (en) * | 2015-09-18 | 2016-01-20 | 山东浩海疏浚装备有限公司 | Soft base construction multi -function vehicle |
-
2017
- 2017-09-18 CN CN201710548549.8A patent/CN109516657A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19613679A1 (en) * | 1996-04-05 | 1997-10-09 | Lobbe Xenex Gmbh | Method and device for conditioning wet or damp terrain, in particular mud pools |
| CN101225659A (en) * | 2008-01-24 | 2008-07-23 | 北京中永基固化剂科技发展有限公司 | Construction method for treating soft soil foundation by solidifying agent |
| CN103510506A (en) * | 2013-10-18 | 2014-01-15 | 黑旋风工程机械开发有限公司 | Contaminated soil in-situ solidification stabilizing treatment system and method |
| CN204298226U (en) * | 2014-10-20 | 2015-04-29 | 上海稳上创新技术有限公司 | A kind of system for sludge in-situ stable curing |
| CN104532820A (en) * | 2014-12-12 | 2015-04-22 | 中国科学院武汉岩土力学研究所 | Polluted soil in-situ solidification/stabilization treatment device |
| CN105002884A (en) * | 2015-06-04 | 2015-10-28 | 河海大学 | Method for solidifying sludge of bottom of river or lake firstly and then conducting excavation |
| CN204982851U (en) * | 2015-09-18 | 2016-01-20 | 山东浩海疏浚装备有限公司 | Soft base construction multi -function vehicle |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111423081A (en) * | 2020-03-17 | 2020-07-17 | 南京万德斯环保科技股份有限公司 | Method for in-situ remediation of sludge containing heavy metals |
| CN112010515A (en) * | 2020-06-01 | 2020-12-01 | 中化环境科技工程有限公司 | Rapid method suitable for industrialized remediation of heavy metal-containing leachate polluted river sediment |
| CN112010515B (en) * | 2020-06-01 | 2023-01-24 | 中化环境科技工程有限公司 | Rapid method suitable for industrialized remediation of heavy metal-containing leachate polluted river sediment |
| CN113087324A (en) * | 2021-03-19 | 2021-07-09 | 杭州国泰环保科技股份有限公司 | Sludge heavy metal stabilization method and special device |
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Application publication date: 20190326 |