CN204079747U - A kind of sludge dehydrating and drying integrated device - Google Patents
A kind of sludge dehydrating and drying integrated device Download PDFInfo
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- CN204079747U CN204079747U CN201420517065.9U CN201420517065U CN204079747U CN 204079747 U CN204079747 U CN 204079747U CN 201420517065 U CN201420517065 U CN 201420517065U CN 204079747 U CN204079747 U CN 204079747U
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Abstract
The utility model discloses a kind of sludge dehydrating and drying integrated device, comprise outer grid, rotating cylinder, steam duct and power set; Its mesectoderm grid is tubular, and its inside arranges rotating cylinder, and rotating cylinder inside arranges steam duct, and rotating cylinder internal surface is provided with internal layer flight, and outside surface is provided with outer flight, and the screw thread of internal layer flight and outer flight is in oppositely arranging; Rotating cylinder internal space is connected with outer grid internal space with the space between rotating cylinder by the side of the cone of one end, below the rotating cylinder the other end, sludge outlet is set, the screw advancement direction of outer flight is towards cone, cone is arranged on the bottom surface of outer grid one end, cone top stretches in rotating cylinder, and facies basialis pyramidis diameter is less than the diameter of rotating cylinder; The outer grid the other end arranges sludge inlet, and power set connects rotating cylinder.The sludge dehydrating and drying integrated device that the utility model provides has and takes up room little, and noise is little, the feature that the little dehydration rate of power consumption is high.
Description
Technical field
The utility model belongs to sludge dewatering technical field, is specifically related to a kind of device be integrated from sludge dewatering to mummification.
Background technology
Sludge dehydrating and drying is that the primary, concentrated of fluidised form or digested sludge are removed moisture, is converted into a kind of method for sludge treatment of semi-solid state or solid-state clod.After dehydration, moisture percentage in sewage sludge can be reduced to eight ten 50 five to percent percent (depending on mud and the character of sediment and the usefulness of dehydration equipment).The further dehydration of mud then claims sludge drying, and the water ratio of dewatered sludge is lower than 10.The method of dehydration, mainly contains nature mummification method, mechanical dehydration method and comminution granulation.Nature mummification method and mechanical dehydration method are applicable to sewage sludge.
Existing device for dehydrating sladge waste mainly contains following several:
1, plate and frame sludge dewatering equipment:
Principle of work: under airtight state, the mud squeezed into through high-pressure pump, through the extruding of sheet frame, is made the water in mud be discharged by filter cloth, reaches dehydration object.
Advantage: cheap, be good at the dehydration of inorganic mud, moisture content of the cake is low.
Inferior position: easily block, needs to use high-pressure pump, is not suitable for the dehydration of oiliness mud, is difficult to realize automatically running continuously.
2, belt mud dewatering equipment:
Principle of work: be entrained with sludge blanket by the strainer of upper and lower two tensionings, from the roll-in cylinder of a succession of regular arrangement, S-shaped process, rely on the tension force of strainer itself, form the squeezing to sludge blanket and shearing force, the capillary water in sludge blanket is squeezed out, thus realizes sludge dewatering.
Advantage: price is lower, uses general, technology relative maturity.
Inferior position: easily block, needs a large amount of water cleanings, causes secondary pollution.
3, Centrifugal sludge dehydration machine:
By to reprint and spiral conveyer with hollow rotating shaft forms, mud sends into rotating cylinder by hollow rotating shaft, under the centrifugal action that high speed rotating produces, is dumped into immediately in rotary drum chamber.Because proportion is different, form solid-liquid separation.Mud, under the promotion of spiral conveyer, is transported to the cone end of rotary drum by exporting continuous discharge; The liquid of pendular ring layer then drains into rotary drum by crest of weir continuous " overflow " and discharges by gravity outward.
Advantage: processing power is large.
Inferior position: power consumption is large, noise is large, and vibrations are violent; Keep in repair more difficult, be unsuitable for the solid-liquid separation that proportion is close.
4, Die Shi sludge dewatering equipment:
By set collar, travelling ring is mutually stacked, and screw shaft runs through the filtration body wherein formed.In progradation, be subject to pressure effect in the formation of back pressure plate by gravity concentration and mud and realize fully dehydration, the filter seam discharge that filtrate is formed from set collar and shifting ring, mud cake is discharged from the end of de-watering section.
Advantage: can oneself's cleaning, does not block, can lower concentration mud Direct Dehydration; Rotating speed is slow, power saving, noiselessness and vibration; Full automatic control can be realized, unmanned operation in 24 hours.
Inferior position: the dehydration being bad at the mud that particle is large, hardness is large; Treatment capacity is less.
Existing device for dehydrating sladge waste above, also exists various defect, therefore needs to develop a kind of dewatering efficiency high, is applicable to the dehydration equipment of all kinds mud simultaneously.
Summary of the invention
The purpose of this utility model is to provide a kind of sludge dehydrating and drying integrated device to overcome above the deficiencies in the prior art, reach the dehydration of mud and the disposable of oven dry completes, and improve dehydration and drying efficiency by design cleverly, expand use range.
The utility model is realized by following technique means:
Sludge dehydrating and drying integrated device, comprises outer grid, rotating cylinder, steam duct and power set; Its mesectoderm grid is tubular, and its inside arranges rotating cylinder, and rotating cylinder inside arranges steam duct, and rotating cylinder internal surface is provided with internal layer flight, and outside surface is provided with outer flight, and the screw thread of internal layer flight and outer flight is in oppositely arranging; Rotating cylinder internal space is connected with outer grid internal space with the space between rotating cylinder by the side of the cone of one end, below the rotating cylinder the other end, sludge outlet is set, the screw advancement direction of outer flight is towards cone, cone is arranged on the bottom surface of outer grid one end, cone top stretches in rotating cylinder, and facies basialis pyramidis diameter is less than the diameter of rotating cylinder; The outer grid the other end arranges sludge inlet, and power set connects rotating cylinder.
Described sludge dehydrating and drying integrated device, described outer grid, rotating cylinder and steam duct are coaxially arranged.
Described sludge dehydrating and drying integrated device, described outer grid cross section is isosceles trapezoid, reduces gradually from top to bottom internal diameter.
Described sludge dehydrating and drying integrated device, described outer flight becomes close gradually along spiral working direction spiral.
Described sludge dehydrating and drying integrated device, described power set is motor.
Described sludge dehydrating and drying integrated device, described outer grid is detachable.
During use, mud enters to sludge inlet place, and the one end be connected in outer grid inside with conical surface under the auger of helical layer sheet outside enters rotating cylinder inside by conical surface, then discharges from sludge outlet through the promotion of internal layer flight.
The sludge dehydrating and drying integrated device that the utility model provides, dexterously the dehydration of mud is combined with oven dry, adopt the heating and drying method in double-layer spiral center that dehydration and drying course are carried out simultaneously, greatly improve utilization ratio and the dehydration rate of device, reduce cost, effectively save simultaneously and utilize space, adopt dismountable outer grid to dewater voluntarily simultaneously, the outer grid of different pore size can be changed as required, be applicable to the mud of various character, applied range.
Accompanying drawing explanation
Fig. 1 is sludge dehydrating and drying integrated device schematic diagram in embodiment 1;
Fig. 2 is sludge dehydrating and drying integrated device main body enlarged view in embodiment 1;
Fig. 3 is sludge dehydrating and drying integrated device body sections figure in embodiment 1;
Fig. 4 is that in embodiment 1, sludge dehydrating and drying integrated device flight arranges schematic diagram;
Wherein: 1 is outer grid, 2 is rotating cylinder, and 3 is steam duct, and 4 is outer flight, and 5 is internal layer flight, and 6 is sludge outlet, and 7 is sludge inlet, and 8 is power set, and 9 is cone.
Embodiment
Embodiment 1
Below in conjunction with embodiment, the sludge dehydrating and drying integrated device that the utility model provides is further described.
As shown in Figure 1, be the sludge dehydrating and drying integrated device schematic diagram that the utility model provides, comprising outer grid 1, rotating cylinder 2, steam duct 3 and power set 8; Its mesectoderm grid 1 is tubular, and its inside arranges rotating cylinder 2, and rotating cylinder 2 inside arranges steam duct 3, and rotating cylinder 2 internal surface is provided with internal layer flight 5, and outside surface is provided with outer flight 4, and internal layer flight 5 is oppositely arrange with the screw thread of outer flight 4; Rotating cylinder 2 internal space is connected with outer grid 1 internal space with the space between rotating cylinder 2 by the side of the cone 9 of one end, below rotating cylinder 2 the other end, sludge outlet 6 is set, the screw advancement direction of outer flight 4 is towards cone 9, cone 9 is arranged on the bottom surface of outer grid 1 one end, cone 9 top is stretched in rotating cylinder 2, and cone 9 basal diameter is less than the diameter of rotating cylinder 2; Outer grid 1 the other end arranges sludge inlet 7, and power set 8 connects rotating cylinder 2.
The present embodiment mesectoderm grid 1 cross section is isosceles trapezoid, and reduce gradually from top to bottom internal diameter, outer flight 4 becomes close gradually along spiral working direction spiral simultaneously.Its object is to can better more efficiently by mud compression dehydration.
The present embodiment medium power device 8 is motor, and outer grid 1 is detachable simultaneously, easy cleaning and maintenance, can change the outer grid of different pore size as required simultaneously, improves utilization ratio of device.
Be illustrated in figure 2 the sludge dehydrating and drying integrated device main body enlarged view that the utility model provides, Figure 3 shows that the sludge dehydrating and drying integrated device body sections figure that the utility model provides, clearly can reflect the set-up mode of the device that the utility model provides, its mesectoderm grid 1, rotating cylinder 2 and steam duct 3 is arranged in coaxial, conveniently reach synchronous rotary, in rotary course, concentric(al) circles each several part is unanimously stressed simultaneously, and the sludge quality after dehydration and drying can be made homogeneous.
The sludge dehydrating and drying integrated device flight that being illustrated in figure 4 the utility model provides arranges schematic diagram; Can find out that outer flight 4 is arranged in the mode that the hand of spiral is contrary with internal layer flight 5, solve the problem of simultaneously carrying out dewatering and drying dexterously.
The process of the sludge dehydrating and drying integrated device dewatered drying that the utility model provides is as follows:
Mud enters from sludge inlet 7, under the auger of helical layer sheet 4 outside after outer grid 1 internal compression dehydration and to enter rotating cylinder 2 by the space between cone 9 side and rotating cylinder 2 inner in the one end arranging cone 9 in outer grid 1, then to promote and by mud being discharged from sludge outlet 6 after the drying with steam in steam duct 3 through internal layer flight 5.
Sludge dehydrating and drying integrated device below for utilizing the utility model to provide carries out the simultaneous test of dewatering Yu drying:
Get 1000cm
3by the mud behind water treatment plant just heavy process, recording water content is 97.6%,
(1) steam is not accessed in steam duct 3:
Sample is put into dehydration and drying integrated device after a flow process, obtain the mud sample after processing, recording water content is 75.2%, and volume reduces to 200cm
3, be original 1/5.
(2) steam is accessed in steam duct 3:
Sample is put into dehydration and drying all-in-one model after a flow process, obtain the mud sample after processing, recording water content is 32.4%, and volume reduces to 80cm
3, be original 2/25.
Can be found out by above test, the sludge dehydrating and drying integrated device that the utility model provides can carry out well dewatering simultaneously and dry, greatly improve utilization ratio and the dehydration rate of device, reduce cost, effectively save and utilize space, adopt dismountable outer grid to dewater voluntarily simultaneously, the outer grid of different pore size can be changed as required, be applicable to the mud of various character, be applicable to extensive propagation and employment.
Claims (6)
1. a sludge dehydrating and drying integrated device, is characterized in that: comprise outer grid (1), rotating cylinder (2), steam duct (3) and power set (8); Its mesectoderm grid (1) is tubular, its inside arranges rotating cylinder (2), rotating cylinder (2) inside arranges steam duct (3), rotating cylinder (2) internal surface is provided with internal layer flight (5), outside surface is provided with outer flight (4), and internal layer flight (5) is oppositely arrange with the screw thread of outer flight (4); Rotating cylinder (2) internal space is connected with outer grid (1) internal space with the space between rotating cylinder (2) by the side of the cone (9) of one end, sludge outlet (6) is set below rotating cylinder (2) the other end, the screw advancement direction of outer flight (4) is towards cone (9), cone (9) is arranged on the bottom surface of outer grid (1) one end, cone (9) top is stretched in rotating cylinder (2), keep certain distance between cone (9) side and rotating cylinder (2), cone (9) basal diameter is less than the diameter of rotating cylinder (2); Outer grid (1) the other end arranges sludge inlet (7), and power set (8) connects rotating cylinder (2).
2. sludge dehydrating and drying integrated device according to claim 1, is characterized in that: described outer grid (1), rotating cylinder (2) and steam duct (3) are coaxially arranged.
3. sludge dehydrating and drying integrated device according to claim 1, is characterized in that: described outer grid (1) cross section is isosceles trapezoid, reduces gradually from top to bottom internal diameter.
4. sludge dehydrating and drying integrated device according to claim 1, is characterized in that: described outer flight (4) becomes close gradually along spiral working direction spiral.
5. sludge dehydrating and drying integrated device according to claim 1, is characterized in that: described power set (8) is motor.
6. sludge dehydrating and drying integrated device according to claim 1, is characterized in that: described outer grid (1) is detachable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420517065.9U CN204079747U (en) | 2014-09-10 | 2014-09-10 | A kind of sludge dehydrating and drying integrated device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420517065.9U CN204079747U (en) | 2014-09-10 | 2014-09-10 | A kind of sludge dehydrating and drying integrated device |
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| Publication Number | Publication Date |
|---|---|
| CN204079747U true CN204079747U (en) | 2015-01-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420517065.9U Expired - Fee Related CN204079747U (en) | 2014-09-10 | 2014-09-10 | A kind of sludge dehydrating and drying integrated device |
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|---|---|
| CN (1) | CN204079747U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104230139A (en) * | 2014-09-10 | 2014-12-24 | 徐州工程学院 | Sludge dewatering and drying integrated device |
| CN108892351A (en) * | 2018-07-25 | 2018-11-27 | 芜湖鸣人热能设备有限公司 | Sludge dewatering drying unit |
-
2014
- 2014-09-10 CN CN201420517065.9U patent/CN204079747U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104230139A (en) * | 2014-09-10 | 2014-12-24 | 徐州工程学院 | Sludge dewatering and drying integrated device |
| CN104230139B (en) * | 2014-09-10 | 2016-02-17 | 徐州工程学院 | A kind of sludge dehydrating and drying integrated device |
| CN108892351A (en) * | 2018-07-25 | 2018-11-27 | 芜湖鸣人热能设备有限公司 | Sludge dewatering drying unit |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150107 Termination date: 20160910 |