CN103922559B - Sludge air drying device - Google Patents
Sludge air drying device Download PDFInfo
- Publication number
- CN103922559B CN103922559B CN201410186921.1A CN201410186921A CN103922559B CN 103922559 B CN103922559 B CN 103922559B CN 201410186921 A CN201410186921 A CN 201410186921A CN 103922559 B CN103922559 B CN 103922559B
- Authority
- CN
- China
- Prior art keywords
- air
- dry
- mud
- sludge
- cage body
- Prior art date
- 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.)
- Expired - Fee Related
Links
- 239000010802 sludge Substances 0.000 title claims abstract description 45
- 238000007605 air drying Methods 0.000 title claims abstract description 26
- 238000003756 stirring Methods 0.000 claims abstract description 36
- 238000007599 discharging Methods 0.000 claims abstract description 27
- 238000007790 scraping Methods 0.000 claims abstract description 17
- 238000005498 polishing Methods 0.000 claims description 7
- 239000007921 spray Substances 0.000 claims description 7
- 239000002245 particle Substances 0.000 claims description 6
- 238000004140 cleaning Methods 0.000 claims description 5
- 238000000605 extraction Methods 0.000 claims description 4
- 230000007306 turnover Effects 0.000 claims description 4
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 239000008187 granular material Substances 0.000 abstract description 8
- 239000010801 sewage sludge Substances 0.000 abstract description 2
- 238000001035 drying Methods 0.000 description 12
- 239000002585 base Substances 0.000 description 10
- 239000007789 gas Substances 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 206010008190 Cerebrovascular accident Diseases 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 208000006011 Stroke Diseases 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 231100000167 toxic agent Toxicity 0.000 description 1
- 239000003440 toxic substance Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 238000013022 venting Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
Classifications
-
- 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
- Y02W10/30—Wastewater or sewage treatment systems using renewable energies
- Y02W10/37—Wastewater or sewage treatment systems using renewable energies using solar energy
Landscapes
- Treatment Of Sludge (AREA)
- Drying Of Solid Materials (AREA)
Abstract
Present invention is disclosed a kind of sludge air drying device, belong to technical field of sludge treatment, for when mud granule is vertical layered arrangement, realize the mummification of wet mud with normal temperature air.Described air-dry apparatus comprises at least one air-dry cage body, and be arranged on the air-dry portion and discharging portion that are separated by by base plate in described air-dry cage body, described air-dry portion and discharging portion distribute up and down, be provided with in described air-dry portion and stir assembly perpendicular to scraping of described base plate, described scrape stir assembly comprise against that air-dry cage body horizontal both sides inwall arranges scrape mud part, and the stirring parts of scraping described in being arranged in the middle of mud part, described in scrape and stir assembly overall transverse shifting in described air-dry portion.The present invention carries out stirring and scraping mud while dewatered sludge, and can take normal temperature air as the efficient dewatered sludge of mummification medium, the moisture percentage in sewage sludge after mummification be low; And structure of the present invention is simple, easy to implement, cost is low, is convenient to promote the use of.
Description
Technical field
The present invention relates to technical field of sludge treatment, especially relate to a kind of sludge air drying device utilizing the vertical layering mud of normal temperature air mummification.
Background technology
It is ten hundreds of that whole nation sewage work discharges wet mud every year, containing a large amount of toxic substance in mud, so far secondary pollution is caused to environment, for the ease of mud transport, deposit and processing and utilization, generally all need to carry out drying and other treatment to mud, the water ratio of mud is reduced.
In actual process, because the water ratio of wet mud is higher, present colloidal substance, be difficult to carry out mummification.Therefore some enterprises or individual have also been made correlative study, and have applied for Patents.As sludge drying system and technique that number of patent application is 200910183107.3, comprise mixed stirring device, siccative, multifunctional solar room, solar energy air heat collector, hot dry mud warehouse, odor removal, auxiliary thermal source; Wet mud is put into mixed stirring device and is stirred; The mud stirred is discharged by the outlet of mixed stirring device, by mud travelling belt, mud is passed into moisture eliminator by the blower fan in moisture eliminator by the air outlet of solar energy air heat collector and carries out the first step dehydration and drying to wet mud; Above-mentioned mud is discharged by moisture eliminator sludge outlet, and piles up mummification by carrying out second step in mud travelling belt feeding multifuctional solar room; Last sludge product is deposited in hot dry mud warehouse; The waste gas produced in whole process all by putting with mixed stirring device, moisture eliminator, multifuctional solar, the odor removal that is connected of hot dry mud warehouse carries out Odor control.
Although above-mentioned existing sludge heat drying technology has can improve sludge drying efficiency, sludge-drying efficiency is high, runs the advantages such as efficient, also there is the problems such as running cost is higher simultaneously.
Summary of the invention
The object of the invention is to the defect overcoming prior art, a kind of sludge air drying device is provided, by the mud that stirs in time in air-dry cage and strike off the mud being sticky in air-dry cage inwall, make the mud in air-dry cage evenly air-dry, improve the air-dry efficiency of mud, structure of the present invention is simple and easy to carry out simultaneously, reduces the running cost of anhydration system.
For achieving the above object, the present invention proposes following technical scheme: a kind of sludge air drying device, described air-dry apparatus comprises at least one air-dry cage body, and be arranged on the air-dry portion and discharging portion that are separated by by base plate in described air-dry cage body, described air-dry portion and discharging portion distribute up and down, be provided with in described air-dry portion and stir assembly perpendicular to scraping of described base plate, described scrape stir assembly comprise against that air-dry cage body horizontal both sides inwall arranges scrape mud part, and the stirring parts of scraping described in being arranged in the middle of mud part, described scraping stirs assembly overall transverse shifting in described air-dry portion.
Preferably, on described air-dry cage body, splicing has air-dry portion, the upper strata of at least one deck, and the multilayer realizing mud is air-dry.
Preferably, the side in described air-dry cage body and air-dry portion, upper strata arranges gas blower, and opposite side arranges air-out passage, and the described gas blower of adjacent two layers is crisscross arranged in the both sides in the air-dry portion in described air-dry portion and upper strata, is beneficial to sludge drying even.
Preferably, in described air-out passage, being provided with spray cleaning device, for discharging after mummification purifying air again, avoiding causing secondary pollution to environment.
Preferably, between described air-dry cage body, mummification wind circulation passage is formed with between air-dry portion, upper strata.
Preferably, the upper end in described air-dry cage body and air-dry portion, upper strata is opening shape, and it comprises the framework built by pillar and the mesh sheet being enclosed in described frame peripheral.
Preferably, the framework horizontal up and down in described air-dry portion is provided with guide rail, described scraping is stirred assembly and vertically to be strained and upper and lower ends is connected on two cross bars, and the two ends of described cross bar are pressed on respectively by roller on the guide rail of the transverse frame up and down in described air-dry portion.
Preferably, each described cross bar all connects a haulage gear, and described cross bar carries out transverse shifting along described guide rail under the driving of described haulage gear, scrapes simultaneously and stir assembly transverse shifting in the air-dry portion in described air-dry portion or upper strata described in driving.
Preferably, uniform netful hole on described mesh sheet and base plate, and the aperture of described mesh is less than the particle diameter of mud, is both beneficial to sludge air drying, avoids again mud granule to spill from mesh sheet.
Preferably, described base plate is connected on the under(-)chassis in described air-dry portion by spring, by pressing pressing spring, realizes air-dry portion and communicating and separating mutually between discharging portion.
Preferably, be provided with in described discharging portion and turn over polishing apparatus and mud extraction scraper plate, described in turn over polishing apparatus discharging mud carried out turning over throwing, further mummification; Described mud extraction scraper plate runs, for collecting dewatered sludge and being scraped along the width of described discharging portion.
The present invention arranges mixing component in air-dry cage, for stirring in time mud while normal temperature dewatered sludge, making sludge air drying even, and improve the air-dry efficiency of mud; Mud transfers out by arranging scraper plate by simultaneously the present invention, make sludge air drying evenly.
Compared with prior art, the invention has the beneficial effects as follows:
1, the present invention carries out stirring and scraping mud while dewatered sludge, can under normal temperature air efficient dewatered sludge, and moisture percentage in sewage sludge after mummification is low.
2, structure of the present invention is simple, and easy to implement, cost is low, is convenient to promote the use of.
Accompanying drawing explanation
Fig. 1 is the plan structure schematic diagram of individual layer sludge air drying device of the present invention;
Fig. 2 is the structural representation of air-dry cage body in sludge air drying device of the present invention;
Fig. 3 is the perspective view of the two-layer sludge air drying device of the present invention;
Fig. 4 is the plan structure schematic diagram of Fig. 3.
Reference numeral: 1, air-dry cage body, 11, air-dry portion, 12, discharging portion, 2, gas blower, 3, air-out passage, 31, spray cleaning device, 4, mummification wind circulation passage, 5, scrape and stir assembly, 51, mud part is scraped, 52, stirring parts, 6, tightening mechanism, 7, cross bar, 8, roller, 9, haulage gear, 10, base plate, 13, scraper plate, 14, turn over polishing apparatus, 15, framework, 16, air-dry portion, upper strata.
Embodiment
Below in conjunction with accompanying drawing of the present invention, clear, complete description is carried out to the technical scheme of the embodiment of the present invention.
Disclosed a kind of sludge air drying device, is particularly useful for, when mud granule is vertical layered arrangement, realizing the mummification of wet mud with normal temperature air.
As shown in Figure 1, disclosed a kind of sludge air drying device, comprise at least one air-dry cage body 1, the side of air-dry cage body 1 arranges a gas blower 10, for passing into normal temperature air in air-dry cage body 1, opposite side is then provided with air-out passage 3, for being gone out by the air venting after dewatered sludge.Multiple air-dry cage body 1 can form individual layer sludge air drying device in the horizontal direction.
There is gap between air-dry cage body 1, forming mummification wind circulation passage 4, for realizing the mutual ventilation between air-dry cage body 1.
Preferably, in order to reduce Dust Capacity in the air outside discharge system and stink, the present invention arranges a spray cleaning device 31 in air-out passage 3, spray cleaning device 31 can use spray column, spray medium can adopt water, alkali lye, acid solution, realize mummification air to emit again after purification, avoid secondary environmental pollution.
As shown in Figure 2, be the structural representation of cage body air-dry in sludge air drying device of the present invention.Air-dry apparatus comprises air-dry cage body 1, air-dry portion 11, scrapes and stirs assembly 5 and discharging portion 12.Air-dry cage body 1 comprises the framework 15 built by pillar and the mesh sheet (not shown) being enclosed in framework 15 periphery, and the skeleton construction of building can be rectangular-shaped, certainly also can be built into other shapes such as square, right cylinder.Embodiment of the present invention middle frame shape is rectangular parallelepiped.
Mesh sheet is covered with mesh (not shown), is convenient to air and enters in air-dry cage body 1.The aperture of mesh is less than the particle diameter of mud granule, is both conducive to the air-dry of mud, also can prevent mud granule from spilling in air-dry cage body 1, and the particle diameter of mud granule is generally preferably 2 ~ 5cm.In the embodiment of the present invention, the particle diameter of mud granule is 5cm, and the mesh of mesh sheet is 2cm.
The upper end of air-dry cage body 1 is opening shape, and namely air-dry cage body 1 upper end is opening for feed, and mud is transported to this opening for feed place, and is dropped in air-dry cage body 1 by this opening for feed.Particularly, mud, by transport unit (not shown), as conveying belt, is transported to the top of air-dry cage body, then to be sent in air-dry cage body by mud by dolly or other devices and to carry out drying and other treatment.
Air-dry portion 11 and discharging portion 12 are distributed in air-dry cage body 1 respectively up and down.Preferably, the length in air-dry portion 11 is 1.5 ~ 2.5m, and width is 3 ~ 15cm, is highly 0.5 ~ 1.5m, and length, the width of discharging portion 12 are identical with air-dry portion 11, are highly generally 0.5 ~ 1 times of air-dry portion 11.The length of embodiment of the present invention apoplexy cadre 11 is 2m, and width is 10cm, is highly 1m.
Air-dry portion 11 is for carrying out the drying and other treatment of mud.Unlike the prior art, in order to mud in air-dry portion 11 can mummification even, the present invention arranges to scrape and stirs assembly 5 in air-dry portion 11, for in the process of sludge drying, in time glutinous mud sticky in mesh sheet is struck off in time, and while scraping mud, the mud in air-dry portion 11 is stirred in time.
Scrape and stir assembly 5 and be vertically set in air-dry portion 11, scraping the upper and lower ends stirring assembly 5 strains between two cross bars 7 by tightening mechanism 6, two cross bars 7 mount respectively on the upper and lower ends framework in air-dry portion 11, the upper and lower ends edge in air-dry portion 11 is provided with guide rail (not shown), on two cross bars 7, correspondence is provided with roller 8, cross bar 7 is pressed on guide rail by roller 8, make cross bar 7 under the drive of haulage gear 9, transverse movement can be done along air-dry cage body 1, drive to scrape simultaneously and stir assembly 5 and be synchronized with the movement.Wherein, haulage gear 9 can adopt traction rope, and traction rope is connected with cross bar 7.
Scrape and stir assembly 5 and comprise and scrape mud part 51 and stirring parts 52, scraping mud part 51 and press close to air-dry portion 11 horizontal both sides inwall and arrange, for striking off the mud be sticky on air-dry portion 11 horizontal both sides inwall, avoiding the mesh in sludge blockage mesh sheet.Stirring parts 52 is arranged on scrapes between mud part 51, for dredging the mud in air-dry portion 11, makes sludge air drying even.Wherein scrape and stir assembly 5 and can adopt many one metal wires, as steel wire, iron wire etc., wherein two are pasted air-dry portion 11 horizontal both sides inwalls and arrange, and as scraping mud part, all the other wires are then used as stirring parts.Scrape in the embodiment of the present invention and stir assembly 5 and be made up of 3 one metal wires, middle 1 is stirring parts 52, and both sides are for scraping mud part 51.
Air-dry portion 11 is separated by with between discharging portion 12 by base plate 10 able to turn on or off or is communicated, base plate 10 is connected on the under(-)chassis in air-dry portion 11 by spring or other parts, by can base plate be opened by pressing spring, the mud after air-dry portion 11 mummification is entered in discharging portion 12.Base plate 10 is also covered with mesh, and its aperture is also less than the particle diameter of mud granule.
Discharging portion 12 is for transferring out the mud after air-dry, and the length of discharging portion 12 in the embodiment of the present invention, width are identical with arranging of air-dry portion 11, and be set to 2m, 10cm respectively, it is highly 0.7m.Unlike the prior art, the present invention is provided with scraper plate 13 and turns over polishing apparatus 14 in discharging portion 12, and scraper plate 8 can move forward and backward along the width of discharging portion 12, for collecting mud and it outwards being transferred out.The wide of embodiment of the present invention middle scraper 13 is set to 2m, and height is 0.4m.Turning over polishing apparatus 14 for being carried out turning over throwing by discharging mud, to carrying out further mummification after air-dry, making sludge drying more thorough.
Shown in composition graphs 3 and Fig. 4, be another embodiment of the present invention, the present invention can splice the air-dry portion 16, upper strata of at least one deck on air-dry cage body 1, air-dry for the multilayer realizing mud.The bottom in air-dry portion, upper strata 16 arranges base plate 10 able to turn on or off, realizes between air-dry portion 16, upper strata, and being separated by or being connected between air-dry portion, upper strata 16 with air-dry portion 11.Be sent to discharging portion 12 after sludge drying in air-dry portion, upper strata 16 and air-dry portion 11, all transferred out by discharging portion 12.The structure in air-dry portion, upper strata 16 is identical with the structure in air-dry portion 11 in air-dry portion body 1, all for carrying out air-dry to wet mud.
Arrange identical with air-dry cage body 1, the side in air-dry portion 16, upper strata is provided with gas blower 2, and opposite side is provided with exhaust air flue 3, and preferably, the gas blower 2 of adjacent two layers is crisscross arranged in the both sides in the air-dry portion 16 in air-dry portion 11 and upper strata by the present invention, and the mummification realizing mud is even.
Upper strata is formed with mummification wind circulation passage 4 between air-dry portion 16 equally, is beneficial to mummification wind and circulates between air-dry portion 16, upper strata.
During concrete enforcement, can arrange upper and lower double-layer structure, every layer arranges 10, on lower floor's air-dry cage body 1, namely splice the air-dry portion 16, upper strata of one deck, and the air-dry cage body 1 in air-dry portion, upper strata 16 and lower floor respectively arranges 10.Certainly, the quantity in the air-dry portion 16 of every layer of air-dry cage body 1 or upper strata, and on air-dry cage body 1, the visual actual demand of the number of plies in the air-dry portion, upper strata 16 of splicing is arranged.
Technology contents of the present invention and technical characteristic have disclosed as above; but those of ordinary skill in the art still may do all replacement and the modification that do not deviate from spirit of the present invention based on teaching of the present invention and announcement; therefore; scope should be not limited to the content that embodiment discloses; and various do not deviate from replacement of the present invention and modification should be comprised, and contained by present patent application claim.
Claims (9)
1. a sludge air drying device, it is characterized in that, described air-dry apparatus comprises at least one air-dry cage body, and be arranged on the air-dry portion and discharging portion that are separated by by base plate in described air-dry cage body, described air-dry portion and discharging portion distribute up and down, the side of described air-dry cage body arranges gas blower, opposite side arranges air-out passage, be provided with in described air-dry portion and stir assembly perpendicular to scraping of described base plate, described scrape stir assembly comprise against that air-dry cage body horizontal both sides inwall arranges scrape mud part, and the stirring parts of scraping described in being arranged in the middle of mud part, described scraping stirs assembly overall transverse shifting in described air-dry portion, be provided with in described discharging portion and turn over polishing apparatus and mud extraction scraper plate, discharging mud carries out turning over throwing by the described polishing apparatus that turns over, further mummification, mud extraction scraper plate runs along the width of described discharging portion, is scraped by mud.
2. sludge air drying device according to claim 1, is characterized in that, described air-dry cage body is provided with the air-dry portion, upper strata of at least one deck.
3. sludge air drying device according to claim 2, is characterized in that, described air-dry cage body side arranges gas blower, and opposite side arranges air-out passage, and the described gas blower of adjacent two layers is crisscross arranged in the both sides in the air-dry portion in described air-dry portion and upper strata.
4. sludge air drying device according to claim 3, is characterized in that, is provided with spray cleaning device in described air-out passage.
5. the sludge air drying device according to claim 3 or 4, is characterized in that, between described air-dry cage body, is formed with mummification wind circulation passage between air-dry portion, upper strata.
6. sludge air drying device according to claim 2, is characterized in that, the upper end in described air-dry cage body and air-dry portion, upper strata is opening shape, and it comprises the framework built by pillar and the mesh sheet being enclosed in described frame peripheral.
7. sludge air drying device according to claim 6, it is characterized in that, the framework horizontal up and down in the air-dry portion in described air-dry portion and upper strata is provided with guide rail, described scraping is stirred assembly and vertically to be strained and upper and lower ends is connected on two cross bars, and the two ends of described cross bar are pressed on respectively by roller on the guide rail of the transverse frame up and down in described air-dry portion.
8. sludge air drying device according to claim 7, it is characterized in that, each described cross bar all connects a haulage gear, described cross bar carries out transverse shifting along described guide rail under the driving of described haulage gear, scrapes simultaneously and stir assembly transverse shifting in the air-dry portion in described air-dry portion or upper strata described in driving.
9. sludge air drying device according to claim 6, is characterized in that, uniform netful hole on described mesh sheet and base plate, and the aperture of described mesh is less than the particle diameter of mud.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410186921.1A CN103922559B (en) | 2014-05-06 | 2014-05-06 | Sludge air drying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410186921.1A CN103922559B (en) | 2014-05-06 | 2014-05-06 | Sludge air drying device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103922559A CN103922559A (en) | 2014-07-16 |
| CN103922559B true CN103922559B (en) | 2016-03-02 |
Family
ID=51140993
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410186921.1A Expired - Fee Related CN103922559B (en) | 2014-05-06 | 2014-05-06 | Sludge air drying device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103922559B (en) |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100855305B1 (en) * | 2007-09-17 | 2008-08-29 | 주식회사 이엔피 | A floating type sludge dryer |
| CN201574114U (en) * | 2010-02-05 | 2010-09-08 | 广州普得环保设备有限公司 | Sludge air drying device |
| CN202099172U (en) * | 2011-06-08 | 2012-01-04 | 南京国能环保工程有限公司 | High-efficiency and energy-saving sludge drying machine |
| CN203833786U (en) * | 2014-05-06 | 2014-09-17 | 王兢 | Sludge air-drying device |
-
2014
- 2014-05-06 CN CN201410186921.1A patent/CN103922559B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN103922559A (en) | 2014-07-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP6153580B2 (en) | Sludge reuse treatment system in municipal wastewater treatment plant | |
| CN214327532U (en) | Sludge drying machine | |
| CN104548710A (en) | Movable sludge dewatering device and method | |
| DE3004682A1 (en) | Domestic and industrial sludge disposal - using wedge type filter modules loaded in suction trucks | |
| CN203833786U (en) | Sludge air-drying device | |
| CN103922559B (en) | Sludge air drying device | |
| CN210995778U (en) | Centralized kitchen waste treatment equipment | |
| CN104524846A (en) | Two-sided dewatering upper squeezing belt filter press for wedge-shaped pressurizing sawtooth groove | |
| CN204747057U (en) | Dustproof construction waste processing equipment | |
| CN111715177A (en) | Device for modifying fly ash and application thereof | |
| JP2021075445A (en) | Organic fertilizer production facility by chemical engineering energy cogeneration using feces of livestock and domestic fowl | |
| CN110627340A (en) | Drying device of mud | |
| CN204779267U (en) | Mud resourceful treatment system of municipal sewage factory | |
| CN103575066A (en) | Method and device for material drying by means of porous media | |
| CN210709434U (en) | Sludge transportation equipment | |
| CN206767916U (en) | The belt drying system dried for sludge from wastewater treatment plant | |
| CN113105087A (en) | Normal-temperature ventilation type sludge deep dehydration drying method and device | |
| CN210012734U (en) | Environmental protection drying apparatus with composite function | |
| CN103418599B (en) | Method for circulating and processing sewage through mechanical screen and rotting garbage in pits | |
| DE19628414A1 (en) | Modular bio-recycling diverse organic wastes | |
| CN219357348U (en) | Stale garbage screening system | |
| CN206418043U (en) | The aerator of integrated aerobic Zymolysis Equipment | |
| CN110999874B (en) | Method for treating livestock and poultry waste by utilizing hermetia illucens | |
| CN204569703U (en) | A kind of sludge treating system based on quick dewatering machine | |
| CN214183301U (en) | Multifunctional feeding bin of soil remediation all-in-one machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200616 Address after: 215000 room 205-211, second floor, office building 5, No. 15, Jinpu Road, Suzhou Industrial Park, Jiangsu Province Patentee after: Lianzhi Tongda (Suzhou) Environmental Technology Co.,Ltd. Address before: 215123 Jiangsu Province, Suzhou City Industrial Park Hanlin edge 25 building 1102 room Patentee before: Wang Jing |
|
| TR01 | Transfer of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Sludge air drying device Effective date of registration: 20210629 Granted publication date: 20160302 Pledgee: Bank of China Limited Suzhou Wuzhong sub branch Pledgor: Lianzhi Tongda (Suzhou) Environmental Technology Co.,Ltd. Registration number: Y2021320010226 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160302 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |