CN101856601A - Vertical spiral pressurized sludge granulator - Google Patents
Vertical spiral pressurized sludge granulator Download PDFInfo
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- CN101856601A CN101856601A CN 201010195926 CN201010195926A CN101856601A CN 101856601 A CN101856601 A CN 101856601A CN 201010195926 CN201010195926 CN 201010195926 CN 201010195926 A CN201010195926 A CN 201010195926A CN 101856601 A CN101856601 A CN 101856601A
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Abstract
The invention discloses a vertical spiral pressurized sludge granulator, which comprises a support, a granulation device, a belt conveyor and a scraper, wherein the granulation device comprises a motor, a coupling, a main thrust bearing, a pressurized screw, a main working cylinder, a grain throwing head bearing, a shaft seal nut, a rotary grain throwing head and a speed-reducing rotary disc. The granulator adopts the screw to pressurize and a double-spiral stator to pressurize in a matching way and a horn-shaped discharge port structure so as to increase the extrusion force of sludge extrusion forming and improve the strength of sludge forming particles; the granulator is vertical and has a hopper-shaped feed port structure, and the rotary grain throwing head continuously discharges materials, thereby improving the efficiency of continuous operation and increasing the sludge forming yield; and the granulator has reasonable structure and convenient and safe operation.
Description
Technical field
The invention discloses a kind of vertical spiral pressurized sludge granulator, belong to the engineering machinery class.
Background technology
According to relevant prediction, China's municipal sewage amount also has in next two decades and increases substantially, and quantity of wastewater effluent will reach 440 * 10 in 2010
8m
3/ d; The year two thousand twenty quantity of wastewater effluent reaches 536 * 10
8m
3/ d; Sludge quantity accounts for 0.3%～0.5% (volume) of sewage quantity usually or is about 1%～2% (quality) of sewage load.And if sewage is carried out advanced treating again, sludge quantity also can increase by 0.5～1 times.At present wastewater treatment in China amount and handling rate not high (4.5%), and about 9,000,000 t of municipal sewage plant's annual discharging mud, but also with the speed increment in every year about 10%.A large amount of mud outputs impel Treatment of Sludge to become the matter of great urgency.
Landfill occupies sizable ratio as China's processing means of present stage in large-and-medium size cities, yet moisture percentage in sewage sludge is big, the content of organic matter is high and perishable, causes environmental pollution serious.And volume can expand after mud absorbed moisture, caused the intensity the of partially modified solidification sludge, caused landfill serious secondary pollution to occur or prominently gushed accident, caused high economic loss.The sewage sludge harmlessness of sternnesses such as output is big, equipment is backward is handled lagged behind the greatly paces of China environmental protection and improvement of situation, has caused showing great attention to of government and relevant departments.For this reason, the intensity of the reduction moisture percentage in sewage sludge and the content of organic matter, reinforcement sludge landfill must be the essential means that promote the development of mud landfill.
Mud is implemented modification and forming processes; realize mud granulation transportation landfill; not only effectively stoped mud to drip to spatter and mummification dust from flying and the secondary pollution that causes; also further improved the intensity of mud by moulding; thereby guaranteed the security of mud landfill, also increased the storage capacity of landfill yard relatively.Yet, at present domesticly on mud granulation landfill disposal, also be in the blank stage, unprecedentedly deficient at the special mechanical equipment of the granulation of mud, and part is existing also faces granulation grain forming instability with equipment, intensity is not high, and the rate of working continuously is low to wait predicament.
Summary of the invention
Problem at above-mentioned existence; the object of the present invention is to provide a kind of vertical spiral pressurized sludge granulator; this vertical spiral pressurized sludge granulator has advantages such as moulding speed is fast, granule strength is high, can work continuously at modified solidified mud, and its technical solution is:
A kind of vertical spiral pressurized sludge granulator; form by support, prilling granulator, belt conveyor, scraper plate, prilling granulator by motor, shaft coupling, main thrust bearings, pressurization screw rod, main working cylinder, get rid of that a head bearing, axle envelope nut, revolution get rid of the grain head, the deceleration rotary disk constitutes.Prilling granulator vertically and be fixed on the support, main working cylinder is the hydrostatic column of lower ending opening, the inwall of main working cylinder is provided with and the stator of the corresponding having a double meaning spiral of screw spiral blade that pressurizes, main working cylinder lower end outer wall is provided with axle envelope nut and sealing ring, and sealing ring is fixed on the outer wall of main working cylinder lower end by axle envelope round nut.The pressurization screw rod is arranged in the main working cylinder, the axle of pressurization screw rod is fixedly installed on the upper surface of main working cylinder by main thrust bearings, its termination is connected with the axle of motor by shaft coupling, motor is fixed on the support, it is the hydrostatic column of upper end open that the grain head is got rid of in revolution, revolution is got rid of grain head by on the lateral wall that gets rid of a head bearing and be nested in main working cylinder lower end, and getting rid of a head bearing is a pair of taper roll bearing.The deceleration rotary disk be fixedly mounted on revolution get rid of on the inner bottom surface of grain head and its upper end and pressurization screw rod spool lower end be connected, the bottom that grain head is got rid of in revolution is provided with equally distributed discharging opening, and equally distributed discharging opening is arranged on revolution and gets rid of on the side ancient piece of jade, round, flat and with a hole in its centre of bottom of grain head or equally distributed discharging opening is arranged on revolution and gets rid of on the bottom face of grain head.Scraper plate is fixed on the support and perpendicular to discharging opening, the sidewall of main working cylinder is provided with feed hopper, and the feed end of discharging opening is a bell mouth shape, and discharge end is a circular hole, and belt conveyor is arranged on the below of prilling granulator.
Owing to adopted above technical scheme, a kind of vertical spiral pressurized sludge granulator of the present invention to adopt the screw rod pressurization to cooperate pressure structure, increased the extruding force of mud extrusion modling, thereby improved mud shaped granule intensity with having a double meaning helical stator.The trumpet type discharging opening further improves the shaping strength of modified solidified mud.Comminutor vertically reaches hopper type charging aperture structure, the discharging continuously of grain head is got rid of in revolution, improved sludge granulator work continuously efficient, increased the output of mud granulation moulding.And sludge granulator has rational in infrastructure, and easy to operate, safety has solved difficult problems such as mud granulation difficult forming, grain forming poor stability, inefficiency, has stablized the curing of mud and has handled achievement.
Description of drawings:
Accompanying drawing is a kind of vertical spiral pressurized sludge granulator structural representation of the present invention.
The specific embodiment
Below in conjunction with accompanying drawing a kind of vertical spiral pressurized sludge granulator of the present invention is described in further detail: sludge granulator is made up of support 8, prilling granulator, belt conveyor 14, scraper plate 7 etc., prilling granulator by motor 1, shaft coupling 2, main thrust bearings 9, pressurization screw rod 11, main working cylinder 10, get rid of that a head bearing 4, axle envelope nut 6, revolution get rid of grain 5, deceleration rotary disk 12 constitutes.Prilling granulator vertically and be fixed on the support 8, main working cylinder 10 is the hydrostatic column of lower ending opening, the inwall of main working cylinder 10 is provided with and the stator of the corresponding having a double meaning spiral of screw rod 11 helical blades that pressurizes.The stator of having a double meaning spiral is used for cooperating 11 pairs of pugs of pressurization screw rod to push transmission, and an axle envelope round nut 6 is used for sealing ring is fixed on main working cylinder 10 lower end outer walls, enters into and gets rid of a head bearing 4 and cause its damage thereby isolate pug.Main working cylinder 10 lower end outer walls are provided with axle envelope nut 6 and sealing ring, and sealing ring is fixed on the main working cylinder 10 lower end outer walls by axle envelope round nut 6.Pressurization screw rod 11 is arranged in the main working cylinder 10, and the axle of pressurization screw rod 11 is fixedly installed on the upper surface of main working cylinder 10 by main thrust bearings 9, and its termination spool is connected by shaft coupling 2 and motor 1, and motor 1 is fixed on the support 8.Shaft coupling 2 connects motors 1 and pressurization screw rod 11, and the power that reverses of motor 1 is transferred to pressurization screw rod 11.Reversing under the dynamic action, pressurization screw rod 11 transmits pugs and pug is pushed.9 of main thrust bearings are used for balance extruding counter-force.It is hydrostatic columns of upper end open that grain 5 is got rid of in revolution, and revolution is got rid of grain 5 by on the lateral wall that gets rid of a head bearing 4 and be nested in main working cylinder 10 lower ends, gets rid of a head bearing 4 and is a pair of taper roll bearing.Get rid of a head bearing 4 and be used for installing revolution and get rid of grain 5, and provide support power for it.Deceleration rotary disk 12 be fixedly mounted on revolution get rid of on the inner bottom surface of grain 5 and its upper end and pressurization screw rod 11 spool lower end be connected.To the pressurize high rotating speed of screw rod 11 of deceleration rotary disk 12 is adjusted into the slow-speed of revolution that grain 5 is got rid of in revolution, and revolution is got rid of grain 5 and affected rotation down reversing power.The rotating ratio of pressing screw rod 11 and revolution to get rid of grain 5 is 1: 5.The bottom that grain 5 is got rid of in revolution is provided with equally distributed discharging opening 13, and equally distributed discharging opening 13 is arranged on revolution and gets rid of on the side ancient piece of jade, round, flat and with a hole in its centre of bottom of grain 5 or equally distributed discharging opening 13 is arranged on revolution and gets rid of on the bottom face of grain 5.Scraper plate 7 is fixed on the support 8 and perpendicular to discharging opening 13, the sidewall of main working cylinder 10 is provided with feed hopper 3, and the feed end of discharging opening 13 is a bell mouth shape, and discharge end is a circular hole, and belt conveyor 14 is arranged on the below of prilling granulator.Under the extruding force effect that pressurization screw rod 11 provides, pug is extruded from the discharging opening 13 that is arranged on sidewall or closed end, and vertical and discharging opening 13 is fixedly installed on the cylindrical particle that the scraper plate 7 on the support 8 will extrude and cuts, and the pug that cuts is transported to the loading area of appointment through belt conveyor 14.
Claims (5)
1. vertical spiral pressurized sludge granulator; it is characterized in that: sludge granulator is by support (8); prilling granulator; belt conveyor (14); scraper plate (7) is formed; prilling granulator is by motor (1); shaft coupling (2); main thrust bearings (9); pressurization screw rod (11); main working cylinder (10); get rid of a head bearing (4); axle envelope nut (6); grain head (5) is got rid of in revolution; deceleration rotary disk (12) constitutes; prilling granulator vertically and be fixed on the support (8); main working cylinder (10) is the hydrostatic column of lower ending opening; the inwall of main working cylinder (10) is provided with and the stator of the corresponding having a double meaning spiral of the screw rod that pressurizes (11) helical blade; pressurization screw rod (11) is arranged in the main working cylinder (10); the axle of pressurization screw rod (11) is fixedly installed on the upper surface of main working cylinder (10) by main thrust bearings (9); its termination is connected with the axle of motor (1) by shaft coupling (2); motor (1) is fixed on the support (8); it is the hydrostatic column of upper end open that grain head (5) is got rid of in revolution; revolution is got rid of grain head (5) by on the lateral wall that gets rid of a head bearing (4) and be nested in main working cylinder (10) lower end; deceleration rotary disk (12) be fixedly mounted on revolution get rid of on the inner bottom surface of grain head (5) and its upper end and pressurization screw rod (11) spool lower end be connected; the bottom that grain head (5) is got rid of in revolution is provided with equally distributed discharging opening (13); scraper plate (7) is fixed on the support (8) and perpendicular to discharging opening (13); the sidewall of main working cylinder (10) is provided with feed hopper (3); the feed end of discharging opening (13) is a bell mouth shape; discharge end is a circular hole, and belt conveyor (14) is arranged on the below of prilling granulator.
2. a kind of according to claim 1 vertical spiral pressurized sludge granulator is characterized in that: described equally distributed discharging opening (13) is arranged on revolution and gets rid of on the side ancient piece of jade, round, flat and with a hole in its centre of the bottom of head (5).
3. a kind of according to claim 1 vertical spiral pressurized sludge granulator is characterized in that: described equally distributed discharging opening (13) is arranged on revolution and gets rid of on the bottom face of grain head (5).
4. a kind of according to claim 1 vertical spiral pressurized sludge granulator; it is characterized in that: main working cylinder (10) lower end outer wall is provided with axle envelope nut (6) and sealing ring, and sealing ring is fixed on the outer wall of main working cylinder (10) lower end by axle envelope round nut (6).
5. a kind of according to claim 1 vertical spiral pressurized sludge granulator is characterized in that: getting rid of a head bearing (4) is a pair of taper roll bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101959262A CN101856601B (en) | 2010-06-09 | 2010-06-09 | Vertical spiral pressurized sludge granulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101959262A CN101856601B (en) | 2010-06-09 | 2010-06-09 | Vertical spiral pressurized sludge granulator |
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| Publication Number | Publication Date |
|---|---|
| CN101856601A true CN101856601A (en) | 2010-10-13 |
| CN101856601B CN101856601B (en) | 2012-07-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010101959262A Active CN101856601B (en) | 2010-06-09 | 2010-06-09 | Vertical spiral pressurized sludge granulator |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103480299A (en) * | 2013-09-29 | 2014-01-01 | 昆山市华浦塑业有限公司 | Transmission mechanism for granulator |
| CN107283897A (en) * | 2017-06-28 | 2017-10-24 | 上海同济远大环保机械工程有限公司 | A kind of organic waste dehydration device and method |
| CN109043625A (en) * | 2018-08-03 | 2018-12-21 | 张旭 | A kind of food processing pelletizer |
| CN113442291A (en) * | 2021-06-25 | 2021-09-28 | 浙江大学 | Production process for solidifying and regenerating roadbed filler by sludge muck |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07136696A (en) * | 1993-11-16 | 1995-05-30 | Nishihara Environ Sanit Res Corp | Method for automatically controlling centrifugal granulator/dryer |
| CN1748855A (en) * | 2005-04-29 | 2006-03-22 | 深圳市芭田生态工程股份有限公司 | High tower compound fertilizer prilling machine and prilling method |
| CN201701906U (en) * | 2010-06-09 | 2011-01-12 | 武汉致衡环境安全工程技术有限公司 | Vertical spiral pressurizing sludge granulator |
-
2010
- 2010-06-09 CN CN2010101959262A patent/CN101856601B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07136696A (en) * | 1993-11-16 | 1995-05-30 | Nishihara Environ Sanit Res Corp | Method for automatically controlling centrifugal granulator/dryer |
| CN1748855A (en) * | 2005-04-29 | 2006-03-22 | 深圳市芭田生态工程股份有限公司 | High tower compound fertilizer prilling machine and prilling method |
| CN201701906U (en) * | 2010-06-09 | 2011-01-12 | 武汉致衡环境安全工程技术有限公司 | Vertical spiral pressurizing sludge granulator |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103480299A (en) * | 2013-09-29 | 2014-01-01 | 昆山市华浦塑业有限公司 | Transmission mechanism for granulator |
| CN107283897A (en) * | 2017-06-28 | 2017-10-24 | 上海同济远大环保机械工程有限公司 | A kind of organic waste dehydration device and method |
| CN109043625A (en) * | 2018-08-03 | 2018-12-21 | 张旭 | A kind of food processing pelletizer |
| CN113442291A (en) * | 2021-06-25 | 2021-09-28 | 浙江大学 | Production process for solidifying and regenerating roadbed filler by sludge muck |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101856601B (en) | 2012-07-04 |
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