CN206814610U - A kind of sludge dehydration device - Google Patents
A kind of sludge dehydration device Download PDFInfo
- Publication number
- CN206814610U CN206814610U CN201720601271.1U CN201720601271U CN206814610U CN 206814610 U CN206814610 U CN 206814610U CN 201720601271 U CN201720601271 U CN 201720601271U CN 206814610 U CN206814610 U CN 206814610U
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- CN
- China
- Prior art keywords
- sludge
- storage tank
- unit
- dehydration device
- anaerobic digester
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/30—Use of alternative fuels, e.g. biofuels
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/20—Sludge processing
Abstract
The utility model provides a kind of sludge dehydration device, belongs to sludge dewatering technical field.Unit and sedimentation unit are cracked including anaerobic digestion unit, marsh gas power generation unit, electrolysis, wherein, anaerobic digestion unit includes anaerobic digester, the top connection marsh gas power generation unit of anaerobic digester；Electrolysis, which cracks unit, includes storage tank, and electrode group, electrode group external power supply are set in storage tank, and power supply electrically connects with marsh gas power generation unit；The bottom of storage tank connects bottom and the sedimentation unit of anaerobic digester respectively.Sludge dehydration device provided by the utility model, while realizing that sludge is effectively dehydrated, reduce sludge dewatering cost.
Description
Technical field
The utility model belongs to sludge dewatering technical field, is related to a kind of sludge dehydration device.
Background technology
Sludge mainly comes from sewage disposal plant by-products, moisture content height (up to 97% or so), causes sludge volume very
It is huge.Sludge dewatering is the Main Means of sludge reduction processing, and its dehydrating effect directly affects the storage of sludge, transport, together
When dehydrated sludge moisture content to sludge subsequent treatment disposal also there is material impact.It is well known, however, that the ten of sludge components
Divide complexity, it is interior containing substantial amounts of flco, microorganism, organic matter, and sludge water is in sludge mainly with capillary water and particle surface
Absorption water form exist, cause sludge dewatering very difficult.Sludge dewatering mode mainly has nature desiccation method, granulation de- at present
Water law, mechanical dehydration method, the wherein application of mechanical dehydration method are most universal, but the method dehydrated sludge moisture content still very it is high (
80% or so), it is impossible to meet the requirement of the disposal such as the follow-up compost of sludge, burning, landfill.Meanwhile the sludge dewatering equipment of use or
In the presence of easily blocking, need the cleaning of substantial amounts of water, cause secondary pollution, or power consumption is big, noise is big, vibrations are violent, or maintenance is tired
Many defects such as difficulty, it is always to restrict the bottleneck place that sludge effectively handles disposal to cause sludge dewatering.
Utility model content
The defects of in order to overcome above-mentioned prior art to exist, the purpose of this utility model are to provide a kind of sludge dewatering dress
Put, while realizing that sludge is effectively dehydrated, reduce sludge dewatering cost.
The utility model is to be achieved through the following technical solutions：
A kind of sludge dehydration device, including anaerobic digestion unit, marsh gas power generation unit, electrolysis cracks unit and sedimentation is single
Member, wherein,
Anaerobic digestion unit includes anaerobic digester, the top connection marsh gas power generation unit of anaerobic digester；
Electrolysis, which cracks unit, includes storage tank, and electrode group, electrode group external power supply, power supply and marsh gas power generation list are set in storage tank
Member electrical connection；The bottom of storage tank connects bottom and the sedimentation unit of anaerobic digester respectively.
Preferably, sludge import and methane outlet, methane outlet connection marsh gas power generation unit are set at the top of anaerobic digester；
Anaerobic digester bottom sets sludge outlet, sludge outlet connection storage tank；
Anaerobic digester also sets up anaerobic digestion agitator.
Preferably, marsh gas power generation unit includes desulfurizing tower and biogas generator, the air inlet connection anaerobic digestion of desulfurizing tower
Pond, the air inlet of the gas outlet connection biogas generator of desulfurizing tower；The motor output end connection power supply of biogas generator.
It is further preferred that biogas generator is dc generator.
Preferably, storage tank includes storage tank import and sump outlet, storage tank import connection import peristaltic pump, and import peristaltic pump connects
Connect anaerobic digester；Sump outlet connection outlet peristaltic pump, outlet peristaltic pump connection sedimentation unit.
It is further preferred that storage tank also includes storage tank agitator.
It is further preferred that air duct is set at the top of storage tank.
Preferably, sedimentation unit includes subsider, and overfall is set at the top of subsider, and sedimentation trench bottom sets slag-drip opening.
Preferably, slag-drip opening connection circulation line, the other end connection anaerobic digester of circulation line；Set on circulation line
Put circulation peristaltic pump.
Compared with prior art, the utility model has technique effect beneficial below：
The utility model provides a kind of sludge dehydration device, including anaerobic digestion unit, marsh gas power generation unit, electrolysis are broken
Solve unit and sedimentation unit.Sludge carries out anaerobic digestion after entering the anaerobic digester of anaerobic digestion unit and produces biogas, natural pond
Gas enters marsh gas power generation unit and produces electric power；Electric power caused by marsh gas power generation unit is input to power supply, and supply electrode group uses；Detest
The postdigestive mud of oxygen is cracked into electrolysis in the storage tank of unit；Electrode group produces electric power in sludge using marsh gas power generation unit
Floc sedimentation etc. cracked, improve follow-up sludge dewatering efficiency；Sludge after electrolysis cracks is settled into sedimentation unit, is made
Obtain body refuse to separate with sewage, realize the high-efficiency dehydration of sludge.Meanwhile when carrying out electrolysis to sludge and cracking, the electric power of use comes
Marsh gas power generation unit is come from, greatly reduces energy consumption, reduces the cost of sludge dewatering.Whole New Type of Sludge Dewatering apparatus structure
It is compact, simple, in the absence of secondary pollution, have the characteristics that easy to operate, structure is novel, efficiency high, energy consumption are low.
Further, sedimentation unit includes subsider, and sedimentation trench bottom sets slag-drip opening, and slag-drip opening connects circulation line,
The other end connection anaerobic digester of circulation line；Circulation peristaltic pump is set on circulation line.If the in this way, body refuse in subsider
Dehydration is not still up to standard, can be pumped into anaerobic digester body refuse again by circulating peristaltic pump, re-start dewater treatment, directly
Fully it is dehydrated to sludge.
Brief description of the drawings
Fig. 1 is sludge dehydration device structural representation of the present utility model.
Wherein：1 is anaerobic digester；2 be anaerobic digestion agitator；3 be desulfurizing tower；4 be biogas generator；5 be power supply；
6 be anode graphite electrode；7 be negative electrode graphite electrode；8 be storage tank；9 be subsider；10 be import peristaltic pump；11 wriggle for circulation
Pump；12 be outlet peristaltic pump；13 be storage tank agitator.
Embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings：
As shown in figure 1, a kind of sludge dehydration device, including anaerobic digestion unit, marsh gas power generation unit, electrolysis crack unit
And sedimentation unit, wherein,
Anaerobic digestion unit includes anaerobic digester 1, and the top of anaerobic digester 1 sets sludge import and methane outlet, natural pond
Gas outlet connection marsh gas power generation unit；The bottom of anaerobic digester 1 sets sludge outlet, and anaerobic digester 1 also sets up anaerobic digestion
Agitator 2.In this way, sludge after anaerobic digester 1 is entered, can carry out anaerobic digestion fermentation under stirring, natural pond is produced
Gas；Caused biogas is generated electricity by methane outlet into marsh gas power generation unit, is effectively utilized sludge resource.
Marsh gas power generation unit includes desulfurizing tower 3 and biogas generator 4, the air inlet connection anaerobic digester 1 of desulfurizing tower 3
Methane outlet, the air inlet of the gas outlet connection biogas generator 4 of desulfurizing tower 3；The motor output end connection electricity of biogas generator 4
Source 5.In this way, after desulfurization of the biogas by desulfurizing tower 3 in anaerobic digester 1, biogas generator 4 can be entered and produce electric power.
Caused power supply electrode group uses, and can completely or partially meet the energy resource consumption of electrode group, can reduce whole de-
The energy resource consumption of water operation, dehydration cost is reduced while dehydrating effect is improved.Wherein, 4 preferred direct current of biogas generator is sent out
Motor, in this way, the polarity of the electrode of electrode group can be caused to fix.
Electrolysis, which cracks unit, includes storage tank 8, and storage tank 8 includes storage tank import and sump outlet, and storage tank import connection import is compacted
Dynamic pump 10, import peristaltic pump 10 connect anaerobic digester 1；Sump outlet connection outlet peristaltic pump 12, outlet peristaltic pump 12 connect
Sedimentation unit.In this way, the sludge by anaerobic digestion can enter storage tank 8 in the presence of import peristaltic pump 10, it is electrolysed
Crack so that moisture is easier to separate with sludge；Sludge after electrolysis cracks goes out in the presence of peristaltic pump 12 is exported from storage tank
Mouth enters sedimentation unit.
Wherein, storage tank agitator 13 and electrode group, electrode group external power supply 5 are set in storage tank 8.In storage tank agitator 13
Under stirring, electrode group can be cracked by electrolysis to the water lock structure such as floc sedimentation in sludge so that moisture and sludge
Easily separate, the convenient separation that body refuse and sewage are realized by sedimentation.Wherein, in a kind of feasible implementation, storage tank 8
Top sets air duct.In this way, the gas overflowing storage tank 8 in air disengaging storage tank 8 and storage tank 8 can be facilitated.
Wherein, in a kind of feasible implementation, the electrode group is graphite electrode group, including anode graphite electrode 6
With negative electrode graphite electrode 7；Anode graphite electrode 6 and negative electrode graphite electrode 7 are connected on the both positive and negative polarity of power supply 5 respectively.The power supply 5
For dc source, it is connected with biogas generator 4, wherein, biogas generator 4 is dc generator.Moreover, dc source
Can be with external commutator transformer, and be connected by commutator transformer with external power source.In this way, graphite electrode group not only can profit
The electric power caused by biogas generator 4, sludge dewatering cost is reduced, moreover, when biogas deficiency caused by anaerobic sludge digestion
When, graphite electrode group can also utilize external power source, ensure that electrolysis cracks efficiency.
Sedimentation unit includes subsider 9, and the top of subsider 9 sets overfall, and the bottom of subsider 9 sets slag-drip opening, deslagging
Mouth connection circulation line, the other end connection anaerobic digester 1 of circulation line；Circulation peristaltic pump 11 is set on circulation line.Such as
This, after the sludge that electrolysis cracks enters subsider 9, body refuse is deposited in the bottom of subsider 9, and the sewage of removing is in subsider 9
Top and from overfall flow out, realize the dehydration of sludge.Body refuse after dehydration is discharged by the slag-drip opening of subsider 9.It is if dirty
Mud dehydration is not up to standard, dehydrating operations can be re-started, until sludge takes off by body refuse through circulation line blowback anaerobic digester 1
Water is up to standard.
Sludge dehydration device dehydrated sludge moisture content of the present utility model significantly reduces, with the letter of sludge contact arrangement structure
Single, easy to clean, electric energy needed for dehydration can be partly or entirely self-supporting, and energy consumption greatly reduces.Whole device simultaneously
It is compact-sized, simple, in the absence of secondary pollution, have the characteristics that easy to operate, structure is novel, efficiency high, energy consumption are low.
Claims (10)
1. a kind of sludge dehydration device, it is characterised in that crack unit including anaerobic digestion unit, marsh gas power generation unit, electrolysis
And sedimentation unit；Anaerobic digestion unit includes anaerobic digester (1), the top connection marsh gas power generation unit of anaerobic digester (1)；
Electrolysis, which cracks unit, includes storage tank (8), and electrode group, electrode group external power supply (5) are set in storage tank (8), and power supply (5) is sent out with biogas
Electric unit electrically connects；Storage tank (8) bottom is connected with the bottom of anaerobic digester (1) and sedimentation unit respectively by pipeline.
2. sludge dehydration device as claimed in claim 1, it is characterised in that sludge import is set at the top of anaerobic digester (1)
And methane outlet, methane outlet connection marsh gas power generation unit；Anaerobic digester (1) bottom sets sludge outlet, and sludge outlet connects
Connect storage tank (8) bottom；Anaerobic digestion agitator (2) is also set up in anaerobic digester (1).
3. sludge dehydration device as claimed in claim 1, it is characterised in that marsh gas power generation unit includes desulfurizing tower (3) and natural pond
Gas generator (4), the air inlet connection anaerobic digester (1) of desulfurizing tower (3), the gas outlet connection marsh gas power generation of desulfurizing tower (3)
The air inlet of machine (4)；Biogas generator (4) is connected with power supply (5).
4. sludge dehydration device as claimed in claim 3, it is characterised in that biogas generator (4) is dc generator.
5. sludge dehydration device as claimed in claim 1, it is characterised in that storage tank (8) is provided with storage tank import and sump outlet,
The first peristaltic pump (10) is provided with the pipeline that storage tank import is connected with anaerobic digester (1), in sump outlet and sedimentation unit
Connected pipeline is provided with the second peristaltic pump (12).
6. sludge dehydration device as claimed in claim 5, it is characterised in that be additionally provided with storage tank agitator (13) in storage tank (8).
7. sludge dehydration device as claimed in claim 5, it is characterised in that air duct is set at the top of storage tank (8).
8. sludge dehydration device as claimed in claim 1, it is characterised in that sedimentation unit includes subsider (9), subsider
(9) upper portion side wall opens up overfall, and bottom opens up slag-drip opening.
9. sludge dehydration device as claimed in claim 8, it is characterised in that slag-drip opening connects circulation line, circulation line
Other end connection anaerobic digester (1).
10. sludge dehydration device according to claim 9, it is characterised in that circulation peristaltic pump is also set up on circulation line
(11)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720601271.1U CN206814610U (en) | 2017-05-26 | 2017-05-26 | A kind of sludge dehydration device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720601271.1U CN206814610U (en) | 2017-05-26 | 2017-05-26 | A kind of sludge dehydration device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206814610U true CN206814610U (en) | 2017-12-29 |
Family
ID=60757528
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720601271.1U Expired - Fee Related CN206814610U (en) | 2017-05-26 | 2017-05-26 | A kind of sludge dehydration device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206814610U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107162369A (en) * | 2017-05-26 | 2017-09-15 | 榆林学院 | A kind of green energy conservation sludge reduction device |
| CN108950568A (en) * | 2018-08-01 | 2018-12-07 | 天津大学 | The electrically separated anode plate guard method of direct current and device |
-
2017
- 2017-05-26 CN CN201720601271.1U patent/CN206814610U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107162369A (en) * | 2017-05-26 | 2017-09-15 | 榆林学院 | A kind of green energy conservation sludge reduction device |
| CN108950568A (en) * | 2018-08-01 | 2018-12-07 | 天津大学 | The electrically separated anode plate guard method of direct current and device |
| CN108950568B (en) * | 2018-08-01 | 2020-01-21 | 天津大学 | Method and device for protecting anode plate separated by direct current |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171229 Termination date: 20180526 |