CN202945139U - Sludge dewatering device - Google Patents
Sludge dewatering device Download PDFInfo
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- CN202945139U CN202945139U CN 201220660902 CN201220660902U CN202945139U CN 202945139 U CN202945139 U CN 202945139U CN 201220660902 CN201220660902 CN 201220660902 CN 201220660902 U CN201220660902 U CN 201220660902U CN 202945139 U CN202945139 U CN 202945139U
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- water
- sludge
- pipe
- water inlet
- negative pressure
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Abstract
The utility model discloses a sludge dewatering device and belongs to the technical field of sludge dewatering. The sludge dewatering device comprises a centrifugal pump, a negative-pressure forming device, a sludge-water inlet pipe, a main water collection pipe, a well point pipe, a circulating water tank, a separation plate and a water discharge port, wherein the negative-pressure forming device is a flow ejector; the flow ejector comprises a mixing chamber; one side of the mixing chamber is provided with a sludge-water inlet; the sludge-water inlet is connected with a sludge-water inlet pipe; the mixing chamber is internally provided with a flared pressure-increasing pipe with a large top opening; the horn-mouthed opening of the pressure-increasing pipe is provided with a working-water inlet; the lower part of the mixing chamber is provided with a spraying nozzle with two horn-mouthed openings; and the top horn-mouthed opening of the spraying nozzle corresponds to the small opening of the pressure-increasing pipe, and the bottom horn-mouthed opening is a mixing-water outlet. The sludge dewatering device has the beneficial effects that the negative pressure is formed by using the flow ejector so that the well point pipe is vacuumized; and the sludge dewatering device is easy to produce and manufacture, can be moved conveniently and has significant economic and social benefits.
Description
Technical field
The utility model relates to a kind of sludge dehydration device, belongs to the sludge dewatering technical field.
Background technology
Often produce a large amount of sewage and mud in the time of engineering construction.Mud is the product after sewage disposal, is a kind of extremely complicated heterogeneous body that is comprised of organic relic, bacterium thalline, inorganic particle, colloid etc.The main characteristic of mud is water ratio high (can up to more than 99%), and organic content is high, easily degenerates smellyly, and particle is thinner, and proportion is less, is gluey liquid.It is the concentrated thing between liquid and solid, can transport with pump, but it is difficult to carry out solid-liquid separation by sedimentation.As the saying goes " messy ", no matter take which kind of mode, dehydration is all the prerequisite of ﹠ Mud.Yet " moisture of the squeezing out " not a duck soup also of trying every possible means from mud as far as possible.Existing mud dewatering method has: 1, heat energy method of evaporation, this is a kind of the most flat-footed method, simple and easy to do, but it is too high to consume energy, the mud of 1 ton of 80% water ratio of every processing, deviate from 200 kilograms of moisture just can become the mud of 75% water ratio, and adopts the method for heat energy evaporation, just need to consume 25 kilograms of coals, perhaps 18.3 cubic metres of Sweet natural gases.Adopt the main drying technique such as Sweet natural gas mummification, steam mummification, lime mummification, so that mud finally can be used in landfill or burning, although this is available for the little fowl and animal excrement for the treatment of capacity, cost is too high.Mud and the river embankment mud of the sewage work that has a large capacity and a wide range for China may not solve.2, utilize water extracter to process, main sludge dewatering facility has: plate-and-frame filter press, belt type dewaterer and centrifuge.Because needs and concentration basin are used in conjunction with, these facilities are fixing the construction in the sludge treatment field usually, and have that energy consumption is high, noise large more, the drawback such as large takes up room.
Summary of the invention
In order to address the above problem, the utility model provides a kind of sludge dehydration device.
The utility model is realized with following technical scheme: a kind of sludge dehydration device, and it comprises impeller pump, negative pressure shape apparatus for converting, sludge water water inlet pipe, water header, well-point pipe, cyclic water tank, dividing plate and discharge opening; The negative pressure shape apparatus for converting is arranged on above cyclic water tank, and passes in cyclic water tank by pipeline; The negative pressure shape apparatus for converting also by the sludge water water inlet pipe be connected with water header, water header is connected with well-point pipe; Impeller pump is connected with cyclic water tank by pipeline, is connected with the negative pressure shape apparatus for converting by pipeline simultaneously.
Described negative pressure shape apparatus for converting is an ejector; Described ejector comprises mixing section, one side of mixing section is the sludge water import, the sludge water import is connected with the sludge water water inlet pipe, the tubaeform pressure inlet that large mouth makes progress is installed in mixing section, the operating water import is installed on its horn opening, in the mixing section bottom, the relative double horn mouth nozzle of osculum is installed, the upper hydraucone of nozzle is corresponding with the osculum of pressure inlet, and lower hydraucone is mixed water exports.Lower hydraucone connects cyclic water tank by pipeline.
Principle of work is: water pump is extracted operating water out from water tank, get back to again water tank through ejector, ejector is the inner negative pressure that forms under the effect of operating water, at this moment sludge water water inlet pipe, water header, well-point pipe all form negative pressure, make that in mud, water is forced into well-point pipe, enter ejector through well-point pipe, water header, sludge water water inlet pipe, be sent to operating water tank forming mixing water in ejector together with operating water.
The beneficial effects of the utility model are: cause negative pressure to make well-point pipe form vacuum by ejector, manufacture easily, and convenient in carrying, economic benefit and social benefit are remarkable.
Description of drawings
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Fig. 1 is sludge dehydration device work schematic diagram;
Fig. 2 is the ejector organigram.
In figure: the 1-water pump; The 2-ejector; 3-sludge water water inlet pipe; The 4-water header; The 5-well-point pipe; The 6-cyclic water tank; The 7-dividing plate; The 8-discharge opening; The 9-vacuum meter; The 10-tensimeter; 2.1-operating water import; 2.2 pressure inlet; 2.3 mixing section; 2.4-trunnion; 2.5-nozzle wall; 2.6-mixed water exports.
Embodiment
As shown in Figure 1, sludge dehydration device it comprise impeller pump 1, negative pressure shape apparatus for converting 2, sludge water water inlet pipe 3, water header 4, well-point pipe 5, cyclic water tank 6, dividing plate 7 and discharge opening 8; Negative pressure shape apparatus for converting 2 is arranged on cyclic water tank 6 tops, and passes in cyclic water tank 6 by pipeline; Negative pressure shape apparatus for converting 2 also by sludge water water inlet pipe 3 be connected with water header 4, water header 4 is connected with well-point pipe 5; Impeller pump 1 is connected with cyclic water tank 6 by pipeline, is connected with negative pressure shape apparatus for converting 2 by pipeline simultaneously; Described negative pressure shape apparatus for converting 2 is ejectors.On impeller pump 1 and ejector 2 connecting pipelines, tensimeter 10 is installed.Vacuum meter 9 is installed on water inlet pipe 3.
As shown in Figure 2, top arrow signal operating water, following arrow signal mixing water, the arrow signal sludge water on the right side.Ejector comprises mixing section 2.3, one side of mixing section 2.3 is sludge water imports, the sludge water import is connected with sludge water water inlet pipe 3, the tubaeform pressure inlet 2.2 that large mouth makes progress is installed in mixing section 2.3, operating water import 2.1 is installed on its horn opening, in mixing section 2.3 bottoms, the relative double horn mouth nozzle 2.5 of osculum is installed, the upper hydraucone 2.4 of nozzle 2.5 is corresponding with the osculum of pressure inlet 2.2, lower hydraucone 2.6 is mixed water exports, and lower hydraucone 2.6 connects cyclic water tank 6 by pipeline.The water-inlet horn mouth of pressure inlet 2.2 from large to small, length 80-100 millimeter, 60 millimeters of maximum outside diameters, 50 millimeters of large mouthful of diameters, osculum diameter 15-20 millimeter; Operating water water-in and operating water water inlet pipe adopt welding or screwed connection, and interface must be tight, air tight.Mixing section 2.3 is by 120 millimeters of external diameters, 100 millimeters of internal diameters, and the steel pipe of long 120-140 millimeter is made, and all adopts airtight the connection with operating water water-in, mixing water water outlet, sludge water water inlet unit; Nozzle 2.5 use outside diameters are that the round steel of 150 mm length 150-200 millimeters is made; 130 millimeters of large mouthful of diameters of water-inlet horn mouth, osculum diameter 30-40 millimeter, approximately 30 millimeters of large osculum distances; Water outlet hydraucone osculum diameter 30-40 millimeter, large mouthful of diameter 130-140 millimeter.
open water pump, operating water in cyclic water tank 6 will enter ejector 2 by pipeline, be increased through operating water water-in water pressure, the flow velocity of water is accelerated, when operating water is launched into mixed water exports, will be with the gas of mixing section, water is brought mixed water exports into, make mixing section form negative pressure, at this moment the sludge water water inlet pipe 3, water header 4, well-point pipe 5 all forms negative pressure, make that in mud, water is forced into well-point pipe 5, through well-point pipe 5, water header 4, sludge water water inlet pipe 3 enters ejector 2, be sent to cyclic water tank forming mixing water in ejector 2 together with operating water.
Claims (4)
1. a sludge dehydration device, is characterized in that, it comprises impeller pump (1), negative pressure shape apparatus for converting (2), sludge water water inlet pipe (3), water header (4), well-point pipe (5), cyclic water tank (6), dividing plate (7) and discharge opening (8); Negative pressure shape apparatus for converting (2) is arranged on above cyclic water tank (6), and passes in cyclic water tank 6 by pipeline; Negative pressure shape apparatus for converting (2) also by sludge water water inlet pipe (3) be connected with water header (4), water header (4) is connected with well-point pipe (5); Impeller pump (1) is connected with cyclic water tank (6) by pipeline, is connected with negative pressure shape apparatus for converting (2) by pipeline simultaneously.
2. sludge dehydration device according to claim 1, is characterized in that, described negative pressure shape apparatus for converting (2) is an ejector; described ejector comprises mixing section (2.3), one side of mixing section (2.3) is the sludge water import, the sludge water import is connected with sludge water water inlet pipe (3), the tubaeform pressure inlet (2.2) that large mouth makes progress is installed in mixing section (2.3), operating water import (2.1) is installed on its horn opening, in mixing section (2.3) bottom, the relative double horn mouth nozzle (2.5) of osculum is installed, the upper hydraucone (2.4) of nozzle (2.5) is corresponding with the osculum of pressure inlet (2.2), lower hydraucone (2.6) is mixed water exports, lower hydraucone connects cyclic water tank (6) by pipeline.
3. sludge dehydration device according to claim 1, is characterized in that, on impeller pump (1) and ejector (2) connecting pipeline, tensimeter (10) is installed.
4. sludge dehydration device according to claim 1, is characterized in that, vacuum meter (9) is installed on sludge water water inlet pipe (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220660902 CN202945139U (en) | 2012-12-04 | 2012-12-04 | Sludge dewatering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220660902 CN202945139U (en) | 2012-12-04 | 2012-12-04 | Sludge dewatering device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202945139U true CN202945139U (en) | 2013-05-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220660902 Expired - Fee Related CN202945139U (en) | 2012-12-04 | 2012-12-04 | Sludge dewatering device |
Country Status (1)
| Country | Link |
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| CN (1) | CN202945139U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105862713A (en) * | 2016-06-01 | 2016-08-17 | 上海建研地基基础工程有限公司 | Soft soil foundation integrated well point plastic discharging vacuum system |
| CN105862714A (en) * | 2016-06-01 | 2016-08-17 | 上海建研地基基础工程有限公司 | Soft foundation water cover type integrated well point plastic strip vacuum system |
| CN105862717A (en) * | 2016-06-01 | 2016-08-17 | 上海建研地基基础工程有限公司 | Integrated well point plastic strip vacuum system |
| CN105887903A (en) * | 2016-06-01 | 2016-08-24 | 上海建研地基基础工程有限公司 | Integrated well point plastic strip vacuum system header pipe |
| CN105887902A (en) * | 2016-06-01 | 2016-08-24 | 上海建研地基基础工程有限公司 | Well point plastic strip power solidification method with combination of vacuum preloading and precipitation preloading |
| CN105926577A (en) * | 2016-06-01 | 2016-09-07 | 上海建研地基基础工程有限公司 | Vacuum prepressing seepage consolidation method |
| CN110127978A (en) * | 2019-06-26 | 2019-08-16 | 陈其坚 | A kind of river sludge processing equipment |
-
2012
- 2012-12-04 CN CN 201220660902 patent/CN202945139U/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105862713A (en) * | 2016-06-01 | 2016-08-17 | 上海建研地基基础工程有限公司 | Soft soil foundation integrated well point plastic discharging vacuum system |
| CN105862714A (en) * | 2016-06-01 | 2016-08-17 | 上海建研地基基础工程有限公司 | Soft foundation water cover type integrated well point plastic strip vacuum system |
| CN105862717A (en) * | 2016-06-01 | 2016-08-17 | 上海建研地基基础工程有限公司 | Integrated well point plastic strip vacuum system |
| CN105887903A (en) * | 2016-06-01 | 2016-08-24 | 上海建研地基基础工程有限公司 | Integrated well point plastic strip vacuum system header pipe |
| CN105887902A (en) * | 2016-06-01 | 2016-08-24 | 上海建研地基基础工程有限公司 | Well point plastic strip power solidification method with combination of vacuum preloading and precipitation preloading |
| CN105926577A (en) * | 2016-06-01 | 2016-09-07 | 上海建研地基基础工程有限公司 | Vacuum prepressing seepage consolidation method |
| CN105887903B (en) * | 2016-06-01 | 2018-04-27 | 上海建研地基基础工程有限公司 | Integral type well point plastic strip vacuum system manifold |
| CN105926577B (en) * | 2016-06-01 | 2018-06-15 | 上海建研地基基础工程有限公司 | Vacuum preloading seepage consolidation method |
| CN105862713B (en) * | 2016-06-01 | 2018-08-21 | 上海建研地基基础工程有限公司 | Soft soil foundation integral type well point plastic strip vacuum system |
| CN105887902B (en) * | 2016-06-01 | 2018-08-21 | 上海建研地基基础工程有限公司 | Well point plastic strip vacuum pre-pressed joint precipitating, pre-pressing dynamic consolidation method |
| CN105862714B (en) * | 2016-06-01 | 2019-01-25 | 上海建研地基基础工程有限公司 | Soft soil foundation covers water type integral type well point plastic strip vacuum system |
| CN110127978A (en) * | 2019-06-26 | 2019-08-16 | 陈其坚 | A kind of river sludge processing equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130522 Termination date: 20151204 |
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| EXPY | Termination of patent right or utility model |