CN110052214B - Uniform distribution device for wet sludge - Google Patents
Uniform distribution device for wet sludge Download PDFInfo
- Publication number
- CN110052214B CN110052214B CN201910393201.5A CN201910393201A CN110052214B CN 110052214 B CN110052214 B CN 110052214B CN 201910393201 A CN201910393201 A CN 201910393201A CN 110052214 B CN110052214 B CN 110052214B
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- CN
- China
- Prior art keywords
- sludge
- square
- rotating shaft
- hole
- round section
- 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.)
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- 239000010802 sludge Substances 0.000 title claims abstract description 145
- 238000009827 uniform distribution Methods 0.000 title claims abstract description 23
- 230000005540 biological transmission Effects 0.000 claims abstract description 13
- 230000001105 regulatory effect Effects 0.000 claims abstract description 4
- 238000007599 discharging Methods 0.000 claims abstract 3
- 239000003245 coal Substances 0.000 abstract description 16
- 230000003139 buffering effect Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 5
- 238000009826 distribution Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000002156 mixing Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 239000006173 Good's buffer Substances 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 230000001580 bacterial effect Effects 0.000 description 1
- 239000003250 coal slurry Substances 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000010954 inorganic particle Substances 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F33/00—Other mixers; Mixing plants; Combinations of mixers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/71—Feed mechanisms
-
- 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
-
- 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
- Y02W10/10—Biological treatment of water, waste water, or sewage
Abstract
The invention provides a wet sludge uniform distribution device which comprises a sludge transmission pipeline, square and round joints and a sludge dredging device, wherein the sludge transmission pipeline is connected with the square and round joints; the sludge transmission pipeline is fixedly connected with the feed inlet of the square round section; the sludge dredging device is arranged in Fang Yuanjie and is used for regulating the uniform distribution of sludge; by adopting the scheme, the impact force on the coal conveyer belt during discharging of the square and round section discharging hole can be effectively buffered, the circulating speed of the sludge can be effectively controlled, a good buffering effect is achieved, and the splashing of the sludge is reduced.
Description
Technical Field
The invention belongs to the technical field of wet sludge distribution, and particularly relates to a wet sludge uniform distribution device.
Background
Sludge is a necessary product after sewage treatment, the discharge amount of the sludge in China is increased year by year and the quantity is huge, the annual output of the sludge in China in 2015 is 3807 ten thousand tons, and the annual output of the sludge in the last 2020 is expected to reach 4547 ten thousand tons; the sludge has high water content, contains a large amount of bacterial cells, organic fragments, inorganic particles, colloid and the like, has high viscosity, is easy to be decomposed and smelly, and can cause great damage to the environment when being untreated; meanwhile, the sludge has a great amount of organic medium and high heat value, so that the sludge has great potential value, and the proper treatment of the sludge is a problem to be solved urgently at present.
At present, the thermal power generation sludge blending combustion is an environment-friendly, economical and simple method for treating sludge, but in the existing sludge distribution system, a sludge discharge port is too simple in design, and in the process of mixing the sludge and raw coal, the sludge directly flows out through a sludge conveying pipeline to be impacted into the raw coal on a conveying belt, so that the phenomena of uneven mixing of coal and sludge, splashing of the sludge onto the raw coal conveying belt, or no sludge doping of the raw coal at the edge of the conveying belt occur; the uneven mixing of the sludge and the raw coal can reduce the utilization rate of the sludge, and limit the treatment capacity of the sludge.
Based on the technical problems existing in the sludge treatment, no relevant solution exists yet; there is therefore an urgent need to seek an effective solution to the above problems.
Disclosure of Invention
The invention aims at providing a wet sludge uniform distribution device aiming at the defects in the technology; aims at solving the problem of uneven sludge doping in the prior art.
The invention provides a wet sludge uniform distribution device which comprises a sludge transmission pipeline, square and round joints and a sludge dredging device, wherein the sludge transmission pipeline is connected with the square and round joints; the sludge transmission pipeline is fixedly connected with the feed inlet of the square round section; the sludge dredging device is arranged in Fang Yuanjie and is used for adjusting the uniform distribution of sludge.
Further, the sludge transmission pipeline is welded with the feed inlet; the section of the feed inlet is circular.
Further, the cross section of the discharge hole of the square and round section is square; the discharge hole is provided with a splash-proof skirt.
Further, the square and round sections are arranged along the vertical direction; the sludge dredging device comprises a plurality of sludge dredging devices; the sludge dredging devices are uniformly distributed in the square and round sections along the horizontal direction.
Further, the sludge dredging device comprises a sludge dredging structure and an angle limiting structure; the sludge dredging structure is rotatably arranged in Fang Yuanjie; the angle limiting structure is arranged on the sludge dredging structure and used for adjusting the rotation angle of the sludge dredging structure.
Further, the sludge dredging structure comprises a rotating shaft, a shaft fixing device and a sludge conveying guide plate; the sludge conveying guide plate is fixedly arranged on the rotating shaft; the rotating shaft penetrates through the square round section to arrange the sludge conveying guide plate in the square round section.
Further, the angle limiting structure comprises a spring bolt and a limiting plate; the limiting plate is fixedly arranged on the outer side face of Fang Yuanjie; a through hole is arranged at the center of the limiting plate; limiting holes are formed in the through holes along the circumferential direction; the rotating shaft penetrates through the square round section and the through hole and is rotatably arranged on the limiting plate; the spring bolt is axially telescopic along the rotating shaft and can extend into the limiting hole to position the sludge guide plate.
Further, the limit holes comprise six; six limiting holes are uniformly distributed along the circumferential direction of the through hole; the end part of the rotating shaft is axially provided with a spring component; the spring bolt is axially arranged at the side of the rotating shaft through the spring assembly; the distance between the spring bolt and the rotating shaft is consistent with the distance between the limiting hole and the through hole.
The cross section of the feed inlet is equal to the cross section of the discharge outlet; or the sectional area of the feed inlet is larger than that of the discharge outlet.
By adopting the technical scheme, the invention has the following technical effects:
the discharge port of the wet sludge uniform distribution device provided by the invention is of a square and round section structure, so that impact force on a coal conveying belt during discharge of the square and round section discharge port can be effectively buffered, the transverse length of the discharge port is increased, and the splashing of sludge is reduced;
secondly, the wet sludge uniform distribution device provided by the invention is provided with a sludge dredging structure, and in the sludge circulation process, the angle of the sludge conveying plate is manually adjusted according to different flow conditions, so that the circulation speed of sludge can be effectively controlled, a good buffer effect is achieved, and meanwhile, the sludge is uniformly distributed on a coal conveyor belt in a strip shape, and the splashing of the sludge is reduced;
thirdly, the rear end of the rotating shaft of the wet sludge uniform distribution device provided by the invention is connected through the bolts, so that the wet sludge uniform distribution device is simple to detach, convenient to repair and replace, and simple and convenient to maintain.
Drawings
The invention will be described in further detail with reference to the drawings and the detailed description.
The invention will be further described with reference to the accompanying drawings in which:
FIG. 1 is a schematic diagram of a wet sludge uniform distribution device according to the present invention;
fig. 2 is a schematic view of an angle limiting structure of the present invention.
In the figure: 1-a feed inlet; 2-a discharge hole; 3-square round section; 4-a sludge transfer pipeline; 5-limiting plates; 6, a limiting hole; 7-a spring latch; 8-rotating shafts; 9-shaft fixing means; 10-a sludge conveying plate; 11-splash skirt.
Detailed Description
It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other. The invention will be described in detail below with reference to the drawings in connection with embodiments.
As shown in fig. 1 to 2, the invention provides a wet sludge uniform distribution device which is applied to the existing coal slurry mixed combustion, wherein the distribution device comprises a sludge transmission pipeline 4, square and round sections 3 and a sludge dredging device; the sludge transmission pipeline 4 is fixedly connected with the feed inlet 1 of the square round section 3; the sludge dredging device is arranged in the square round section 3 and is used for regulating the uniform distribution of sludge; specifically, the sludge transmission pipeline 4 is welded with the feed inlet 1; the section of the feed inlet 1 is circular; further, the sectional area of the feed inlet 1 and the sectional area of the discharge outlet 2 are equal; or the sectional area of the feed inlet 1 is slightly larger than that of the discharge outlet 2; the section of the discharge hole 2 of the square-round section 3 is square; the splash-proof skirt 11 is arranged at the discharge port 2, and the sludge splash-proof skirt 11 is arranged at the discharge port 2 of the sludge conveying device, so that sludge splashing caused by the fact that sludge vertically falls onto a coal conveyor belt can be effectively reduced; by adopting the scheme, the coal slime is more uniformly mixed, so that the sludge is prevented from splashing onto the raw coal conveyor belt, and raw coal and sludge at the edge of the conveyor belt are uniformly doped; the sludge and the raw coal are uniformly mixed and fully blended, so that the utilization rate of the sludge is improved.
Preferably, in combination with the above-described solution, as shown in fig. 1 to 2, in the present embodiment, the square-round segments 3 are arranged in the vertical direction; specifically, the square round section 3 comprises a cylinder section and a square body section, the feed inlet 1 is arranged on the cylinder section, and the discharge outlet 2 is arranged on the square body section; the sludge splash-proof skirt 11 is arranged along the discharge hole 2 on the square section; the sludge dredging device comprises a plurality of sludge dredging devices; the sludge dredging devices are uniformly distributed in the square round section 3 along the horizontal direction, so that wet sludge entering the square round section 3 is conveyed by the sludge conveying pipeline 4 in the vertical direction is regulated, and the square round section 3 is arranged in the vertical direction, so that the gravity effect and the inclined sludge conveying guide plate on the sludge dredging devices can be effectively utilized to regulate the conveying of the sludge.
Preferably, in combination with the above-mentioned solution, as shown in fig. 1 to 2, in this embodiment, the sludge dredging device includes a sludge dredging structure and an angle limiting structure; the sludge dredging structure is rotatably arranged in the square round section 3; the angle limiting structure is arranged on the sludge dredging structure and is used for adjusting the rotation angle of the sludge dredging structure; by adopting the scheme, the inclination angle of the sludge conveying guide plate 10 on the sludge dredging structure is adjusted through the angle limiting structure, so that the sludge distribution is uniformly adjusted.
Preferably, in combination with the above, as shown in fig. 1 to 2, the sludge dredging structure in this embodiment includes a rotation shaft 8, a shaft fixing device 9, and a sludge conveying plate 10; the sludge conveying guide plate 10 is fixedly arranged on the rotating shaft 8; the rotating shaft 8 passes through the square round section 3 to arrange the sludge guide plate 10 in the space in the direction of the square round section 3; specifically, the spring bolt 7 is connected with a rotating shaft 8 with a spring assembly, the rotating shaft 8 passes through a central through hole of the limiting plate 5 and simultaneously passes through a central hole of a narrow surface of the sludge conveying guide plate 10, and the rotating shaft 8 passes through the sludge conveying guide plate 10 and is fixed at the rear side of the square space of the square round section in a bolt connection mode.
Preferably, in combination with the above-mentioned solution, as shown in fig. 1 to 2, in this embodiment, the angle limiting structure includes a spring latch 7 and a limiting plate 5; the limiting plate 5 is fixedly arranged on the outer side face of the square round section 3; a through hole is arranged at the center of the limiting plate 5; the through holes are provided with limiting holes 6 along the circumferential direction, and the limiting holes 6 can effectively control the rotation angle of the rotating shaft 8, so as to control the swing angle of the sludge conveying plate; the rotating shaft 8 passes through the square round section 3 and the through hole and is rotatably arranged on the limiting plate 5; the spring bolt 7 is axially telescopic along the rotating shaft 8 and can extend into the limiting hole 6 to position the rotating shaft 8, so that the inclination angle of the sludge conveying guide plate 10 is positioned.
Preferably, in combination with the above-described solution, as shown in fig. 1 to 2, in this embodiment, the limiting holes 6 include six; six limiting holes 6 are uniformly distributed along the circumferential direction of the through hole; the end part of the rotating shaft 8 is axially provided with a spring assembly; the spring bolt 7 is axially arranged on the side edge of the rotating shaft 8 through a spring assembly; and, the distance between the spring bolt 7 and the rotating shaft 8 is consistent with the distance between the limiting hole 6 and the through hole, so that the spring bolt 7 can be just inserted into the limiting hole 6 to limit.
Preferably, in combination with the above solution, in this embodiment, the wet sludge uniform distribution device further includes an odor recovery device; the odor recycling device is arranged on the side edge of the square round section 3 and is used for absorbing sludge odor in the square round section 3.
By adopting the technical scheme, the invention has the following technical effects:
the discharge port of the wet sludge uniform distribution device provided by the invention is of a square and round section structure, so that impact force on a coal conveying belt during discharge of the square and round section discharge port can be effectively buffered, the transverse length of the discharge port is increased, and the splashing of sludge is reduced;
secondly, the wet sludge uniform distribution device provided by the invention is provided with a sludge dredging structure, and in the sludge circulation process, the angle of the sludge conveying plate is manually adjusted according to different flow conditions, so that the circulation speed of sludge can be effectively controlled, a good buffer effect is achieved, and meanwhile, the sludge is uniformly distributed on a coal conveyor belt in a strip shape, and the splashing of the sludge is reduced;
thirdly, the rear end of the rotating shaft of the wet sludge uniform distribution device provided by the invention is connected through the bolts, so that the wet sludge uniform distribution device is simple to detach, convenient to repair and replace, and simple and convenient to maintain.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way. Many possible variations and modifications of the disclosed technology can be made by anyone skilled in the art, or equivalent embodiments with equivalent variations can be made, without departing from the scope of the disclosed technology. Therefore, any modification, equivalent variation and modification of the above embodiments according to the technology of the present invention fall within the protection scope of the present invention.
Claims (2)
1. The wet sludge uniform distribution device is characterized by comprising a sludge transmission pipeline, square round joints and a sludge dredging device; the sludge transmission pipeline is fixedly connected with the feed inlet of the square and round section; the sludge dredging device is arranged in the square and round section and is used for regulating uniform distribution of sludge; the sludge transmission pipeline is welded with the feed inlet; the section of the feeding hole is circular, and the section of the discharging hole of the square-round section is square; a splash-proof skirt is arranged at the discharge hole; the square and round sections are arranged along the vertical direction; the sludge dredging device comprises a plurality of sludge dredging devices; the sludge dredging devices are uniformly distributed in the Fang Yuanjie along the horizontal direction; the sludge dredging device comprises a sludge dredging structure and an angle limiting structure; the sludge dredging structure is rotatably arranged in the square and round section; the angle limiting structure is arranged on the sludge dredging structure and is used for adjusting the rotation angle of the sludge dredging structure; the sludge dredging structure comprises a rotating shaft, a shaft fixing device and a sludge conveying guide plate; the sludge conveying guide plate is fixedly arranged on the rotating shaft; the rotating shaft penetrates through the square-round section to arrange the sludge conveying guide plate in the square-round section; the angle limiting structure comprises a spring bolt and a limiting plate; the limiting plate is fixedly arranged on the outer side face of the square and round section; a through hole is formed in the center of the limiting plate; limiting holes are formed in the through holes along the circumferential direction; the rotating shaft penetrates through the square round section and the through hole and is rotatably arranged on the limiting plate; the spring bolt is axially arranged in a telescopic manner along the rotating shaft; the limiting holes comprise six limiting holes; six limit holes are uniformly distributed along the circumferential direction of the through hole; the end part of the rotating shaft is axially provided with a spring assembly; the spring bolt is axially arranged at the side edge of the rotating shaft through the spring assembly; the distance between the spring bolt and the rotating shaft is consistent with the distance between the limiting hole and the through hole.
2. The wet sludge uniform distribution device according to claim 1, wherein a cross-sectional area of the feed inlet and a cross-sectional area of the discharge outlet are equal; or the sectional area of the feed inlet is larger than that of the discharge outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910393201.5A CN110052214B (en) | 2019-05-13 | 2019-05-13 | Uniform distribution device for wet sludge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910393201.5A CN110052214B (en) | 2019-05-13 | 2019-05-13 | Uniform distribution device for wet sludge |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110052214A CN110052214A (en) | 2019-07-26 |
| CN110052214B true CN110052214B (en) | 2024-03-22 |
Family
ID=67322994
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910393201.5A Active CN110052214B (en) | 2019-05-13 | 2019-05-13 | Uniform distribution device for wet sludge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110052214B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4713181A (en) * | 1986-03-18 | 1987-12-15 | Protectaire Systems Co. | Method and apparatus for handling sludge |
| JP2004230227A (en) * | 2003-01-28 | 2004-08-19 | Okayamaken Seibu Eisei Shisetsu Kumiai | Method for drying sludge derived from excreta |
| CN205878183U (en) * | 2016-08-17 | 2017-01-11 | 北京北发建设发展有限公司 | Grate waste incinerator's mud feeder |
| CN207552147U (en) * | 2017-10-24 | 2018-06-29 | 苏州水星环保工业系统有限公司 | A kind of vertical sludge pyrolysis reactor slag dumping plate |
| CN108409086A (en) * | 2018-04-23 | 2018-08-17 | 于佳 | A kind of municipal sludge desiccation fermentation bed material-feeding mechanism |
| CN208381913U (en) * | 2018-07-18 | 2019-01-15 | 深圳市亿徕尔科技有限公司 | LED floodlight |
| CN208440483U (en) * | 2018-07-20 | 2019-01-29 | 贵阳学院 | A kind of Rocky Desertification Region sludge uniform distribution device |
| CN210303529U (en) * | 2019-05-13 | 2020-04-14 | 北京国电龙源环保工程有限公司 | Uniform distribution device for wet sludge |
-
2019
- 2019-05-13 CN CN201910393201.5A patent/CN110052214B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4713181A (en) * | 1986-03-18 | 1987-12-15 | Protectaire Systems Co. | Method and apparatus for handling sludge |
| JP2004230227A (en) * | 2003-01-28 | 2004-08-19 | Okayamaken Seibu Eisei Shisetsu Kumiai | Method for drying sludge derived from excreta |
| CN205878183U (en) * | 2016-08-17 | 2017-01-11 | 北京北发建设发展有限公司 | Grate waste incinerator's mud feeder |
| CN207552147U (en) * | 2017-10-24 | 2018-06-29 | 苏州水星环保工业系统有限公司 | A kind of vertical sludge pyrolysis reactor slag dumping plate |
| CN108409086A (en) * | 2018-04-23 | 2018-08-17 | 于佳 | A kind of municipal sludge desiccation fermentation bed material-feeding mechanism |
| CN208381913U (en) * | 2018-07-18 | 2019-01-15 | 深圳市亿徕尔科技有限公司 | LED floodlight |
| CN208440483U (en) * | 2018-07-20 | 2019-01-29 | 贵阳学院 | A kind of Rocky Desertification Region sludge uniform distribution device |
| CN210303529U (en) * | 2019-05-13 | 2020-04-14 | 北京国电龙源环保工程有限公司 | Uniform distribution device for wet sludge |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110052214A (en) | 2019-07-26 |
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Address after: 100039 room 901, 9 / F, building 1, yard 16, West Fourth Ring Middle Road, Haidian District, Beijing Applicant after: Guoneng Longyuan environmental protection Co.,Ltd. Applicant after: NATIONAL ENERGY Group JIANBI POWER PLANT Address before: 100039 room 911, 1 building, 16 West Fourth Ring Road, Haidian District, Beijing. Applicant before: BEIJING GUODIAN LONGYUAN ENVIRONMENTAL ENGINEERING Co.,Ltd. Applicant before: NATIONAL ENERGY Group JIANBI POWER PLANT |
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