CN208055180U - A kind of pre-concentration sludge dehydration device - Google Patents
A kind of pre-concentration sludge dehydration device Download PDFInfo
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- CN208055180U CN208055180U CN201820280018.5U CN201820280018U CN208055180U CN 208055180 U CN208055180 U CN 208055180U CN 201820280018 U CN201820280018 U CN 201820280018U CN 208055180 U CN208055180 U CN 208055180U
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Abstract
The utility model is related to a kind of sludge dehydration device, especially a kind of pre-concentration sludge dehydration device, including dehydration tube, helical axis, into hopper dredger, spoil disposal case, pressuring plate and filtrate water collecting device；The dehydration tube is fixed on the top of filtrate water collecting device, filtrate water collecting device collects the filtrate of dehydration tube, the both ends that dehydration tube is fixed on into hopper dredger and spoil disposal case, the helical axis includes rotation axis and flight, the flight is fixed on the rotating shaft, helical axis is mounted on the inside of dehydration tube, and the both ends of helical axis are located at spoil disposal case and into hopper dredger, and wherein one end is connect with rotary electric machine；The pressuring plate is fixed on helical axis, and in spoil disposal case.A kind of pre-concentration sludge dehydration device provided by the utility model is simple in structure, at low cost, small, performance is stable, easy to maintain, low-speed running, noiseless, low power consuming, use cost is low, service life is long, dehydration efficiency is high, energy automatically cleaning, is not easy to plug.
Description
Technical field
The utility model is related to a kind of sludge dehydration device, especially a kind of pre-concentration sludge dehydration device.
Background technology
Sludge is the inevitable outcome after sewage treatment plant and sewage plant sewage disposal, without the dirt of fine processing disposition
After mud enters environment, it will bring secondary pollution directly to water body and air, will also be constituted to the activity of ecological environment and the mankind
Serious threat.Therefore, it is very prudent in Treatment of Sludge.Sewage will produce a large amount of sludge after precipitation process,
Even across concentration and digestion process, moisture content still up to 96% is sufficiently bulky, it is difficult to consumption disposition, it is necessary to by dehydration
Reason, improves the solid content of mud cake, to reduce the floor space that sludge is banked up.
Traditional sludge dehydration device volume is bigger, take up a large area, is complicated, is of high cost, high energy consumption, performance not
Stablize, safeguard inconvenience, such as a kind of screw sludge pressing dewaterer that Chinese patent CN206127097U is announced, including cloth bag
Transmission device and pressing device, which is characterized in that the cloth bag transmission device is mainly by the upper strap driver of the upper strap of transmission
The lower cloth tape transport composition of structure, the lower strap of transmission；Pressing device is mainly made of screw press device and power-up device, is added
The electrode of electric installation is close to upper strap:Screw press device is fixed on the outside of strap working end and its telescopic end is close to
Strap is arranged, and the feed end and discharge end of cloth tape handler are respectively equipped with cloth mud mouth and hairbrush cleaning shoe.
Utility model content
To solve the above problems, the utility model provides, one kind is simple in structure, at low cost, small, performance is stable, safeguards
Conveniently, a kind of pre-concentration sludge dehydration device that use cost is low, dehydration efficiency is high, energy automatically cleaning, is not easy to plug, particular technique
Scheme is：
A kind of pre-concentration sludge dehydration device, including dehydration tube, helical axis, into hopper dredger, spoil disposal case, pressuring plate and filtrate accumulate
Water installations；The dehydration tube is fixed on the top of filtrate water collecting device, and filtrate water collecting device collects the filtrate of dehydration tube, it is described into
Hopper dredger and spoil disposal case are fixed on the both ends of dehydration tube, and the helical axis includes rotation axis and flight, and the flight is fixed on
In rotation axis, helical axis is mounted on the inside of dehydration tube, and the both ends of helical axis are located at spoil disposal case and into hopper dredger, wherein one
End is connect with rotary electric machine；The pressuring plate is fixed on helical axis, and in spoil disposal case.
By using above-mentioned technical proposal, helical axis, dehydration tube and pressuring plate cooperation squeeze sludge, and the water in sludge is squeezed
Go out.It is equipped with mud extraction gap between pressuring plate and dehydration barrel, since pressuring plate stops the outflow of sludge, increases the interior of flight
It presses, the sludge at pressuring plate is further dehydrated, and is reduced the water content of sludge, is improved dehydration rate, can be passed through and be adjusted supercharging
Mud extraction gap between plate and dehydration tube, to adjust the dehydration rate of sludge, when mud extraction gap is smaller, dehydration rate is higher.
Preferably, the dehydration tube includes determine ring and rotating ring, described determine ring and rotating ring is staggered installation of successively, and determines ring and move
There are time of filtration between ring；The internal diameter for determining ring is consistent with the outer diameter of helical axis, and the internal diameter for determining ring is more than the internal diameter of rotating ring；
It is described to determine ring and be fixed in connecting rod.
By using above-mentioned technical proposal, rotating ring and the gap determined between ring facilitate water outlet, sludge floc sedimentation to be determined ring and moved
Ring is blocked in dehydration tube.
The internal diameter of rotating ring is smaller than the outer diameter of helical axis, and rotating ring is with flight and determines ring generation relative motion, and rotating ring is suitable
It is returned to inside dehydration tube in scraper plate by the sludge scraping determined on ring is adhered to, avoid blocking rotating ring and determines the gap between ring, realized
Continuous automatically cleaning, avoids the blockage problem of conventional dehydration machine generally existing, improves dehydration efficiency.Therefore oil rub resistance energy
Power is strong, easily separated, does not block, and can handle oily sludge, and carries out high pressure washing without external adding water, clean environment firendly, odorless
Gas, non-secondary pollution.
Preferably, described to determine ring and determine that gasket is housed between ring, the thickness of the gasket is not less than the thickness of rotating ring.
By using above-mentioned technical proposal, gasket control determines ring and determines the distance between ring, makes between determining ring and determining ring
Gap is consistent.
Preferably, the dehydration tube includes enriching section and dewatering period.
By using above-mentioned technical proposal, it is divided into enriching section and dewatering period and is conveniently installed into and distinguishes.
Preferably, the rotating ring of the enriching section and the time of filtration determined between ring are determined less than dewatering period between ring and rotating ring
Time of filtration.
By using above-mentioned technical proposal, gap is gradually reduced with the increase of pressure, effectively prevent sludge between filtering
Gap squeezes out.
Preferably, the screw pitch of the flight is sequentially reduced from into hopper dredger to spoil disposal case.
By using above-mentioned technical proposal, gravity concentration can instantaneously occur greatly for the screw pitch of front end, and most of filtrate is discharged,
The screw pitch of rear end is small to make dehydration tube internal pressure kept increase realization fully dehydration.
Preferably, the helical axis positioned at one end of spoil disposal case is equipped with tapered sleeve, and flight is fixed on the outside of tapered sleeve.
By using above-mentioned technical proposal, tapered sleeve reduces the space of dehydration tube end, further improves in dehydration tube
The pressure in portion, improves dehydrating effect.
Preferably, spray tube is housed above the dehydration tube, spray head is housed on spray tube.
By using above-mentioned technical proposal, spray head spray water, water prevents the sludge of time of filtration dry and hard, and rotating ring is caused to lock
Extremely, while rotating ring can be lubricated, reduces friction.
Preferably, the filtrate water collecting device includes side plate, ponding plate and drainpipe, and the side plate is fixed on ponding plate
Both sides, side plate form collecting tank with ponding plate, and drainpipe is fixed on side plate, and drainpipe is communicated with collecting tank, and are located at liquid collecting
The bottom of slot；The ponding plate includes deflector and bottom plate, and the deflector is obliquely positioned at the both sides of bottom plate.
Preferably, further include flocculation reactor, the flocculation reactor is located at the side of filtrate water collecting device, flocculation reaction
Device is connect by pipeline with into hopper dredger；The flocculation reactor, which is transported to after mixing flocculant with sludge in dehydration tube, carries out dirt
The filtering means dehydration of mud.
When device is run, sludge is moved by the push of flight after entering dehydration tube into hopper dredger and to spoil disposal case, by
Screw pitch between flight is gradually reduced, therefore the pressure suffered by sludge also constantly increases therewith, and is opened under differential pressure action
Begin to be dehydrated, moisture content is from the time of filtration outflow determined between ring and rotating ring, while dehydration tube is certainly clear between ring and rotating ring by determining
Clean function, cleaning time of filtration prevents from blocking, and sludge is after being adequately dehydrated from pressuring plate under the progradation of flight
Gap be extruded into mud cake from spoil disposal case be discharged.
It flocculates completion integrated with being concentrated in, realizes the efficient concentration of low concentration sludge, mitigate follow-up dewatering pressure.
A kind of pre-concentration sludge dehydration device is dehydrated by dehydration tube pressure, without the large-scale body such as roller, Er Qieyun
Rotary speed is low, only 2~4 rpms, therefore water-saving, energy saving, low noise, and average energy consumption is only the 1/8 of belt type dewaterer, from
The 1/20 of heart dewaterer can reduce operation of sewage disposal system cost.
Aeration tank and secondary settling tank sludge can be directly handled, it is not necessary that sludge concentration tank and sludge storage pool is arranged, therefore can be dropped
Low capital construction overall investment cost, and avoid the problem that phosphorus discharges in traditional sludge concentration basin, lifting sewage processing system dephosphorization work(
Energy.It saves the structures construction investments such as concentration basin and whisks the corollary equipments investment goods floor space such as machine, air compressor machine, flushing pump
It is small, reduce dehydration machine room construction investment.
A kind of pre-concentration sludge dehydration device be suitable for municipal wastewater, tap water, industrial wastewater, food, beverage, herding,
Chemical industry, machine-building can belong to a variety of industries such as processing, oil, printing and dyeing, washing, papermaking.
The utility model has the advantages that compared with prior art：
A kind of pre-concentration sludge dehydration device provided by the utility model is simple in structure, at low cost, small, performance is steady
Fixed, easy to maintain, low-speed running, noiseless, low power consuming, use cost is low, service life is long, dehydration efficiency is high, can automatically cleaning,
It is not easy to plug.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the cross-sectional view of dehydration tube；
Fig. 3 is the sectional view of the line A-A along Fig. 2；
Fig. 4 is the enlarged structure schematic diagram at I in Fig. 2；
Fig. 5 is the structural schematic diagram of filtrate water collecting device.
Specific implementation mode
In conjunction with attached drawing, the utility model is described in further detail.
Embodiment one
As shown in Figures 1 to 5, a kind of pre-concentration sludge dehydration device, including dehydration tube 1, helical axis, into hopper dredger 2, spoil disposal
Case 3, pressuring plate 84 and filtrate water collecting device 7；Dehydration tube 1 is tiltedly mounted on the top of filtrate water collecting device 7, filtrate water collecting device
7 collect the filtrate of dehydration tube 1, the both ends of dehydration tube 1 are fixed on into hopper dredger 2 and spoil disposal case 3, helical axis includes rotation axis 81 and spiral shell
Blade 82, flight 82 are fixed in rotation axis 81, and helical axis is mounted on the inside of dehydration tube 1, and position is distinguished at the both ends of helical axis
In spoil disposal case 3 and into hopper dredger 2, wherein one end is connect with rotary electric machine 4；Pressuring plate 84 is fixed on helical axis, and positioned at row
In mud box 3.
As shown in Figure 2, Figure 3 and Figure 4, dehydration tube 1 include determine ring 12, rotating ring 11 and gasket 13, determine ring 12 and rotating ring 11 according to
It is secondary to be staggered installation of, determine ring 12 and determine to be equipped between ring 12 gasket 13, the thickness of gasket 13 is more than the thickness of rotating ring 11, determine ring 12 and
There are time of filtration between rotating ring 11；The internal diameter for determining ring 12 is consistent with the outer diameter of helical axis, and the internal diameter for determining ring 12 is more than rotating ring 11
Internal diameter；Determine ring 12 to be fixed in connecting rod 14.The control of gasket 13 determines ring 12 and determines the distance between ring 12, makes to determine ring 12 and determine
Gap between ring 12 is consistent.Rotating ring 11 and the time of filtration determined between ring 12 facilitate water outlet, sludge floc sedimentation to be determined ring 12 and moved
Ring 11 is blocked in dehydration tube 1.The internal diameter of rotating ring 11 is smaller than the outer diameter of helical axis, and rotating ring 11 is with flight 82 and determines the hair of ring 12
Raw relative motion, rotating ring 11 are equivalent to scraper plate and are returned to the sludge scraping determined on ring 12 is adhered to inside dehydration tube 1, and avoid blocking dynamic
Ring 11 and determine the gap between ring 12, realize continuous automatically cleaning, avoid the blockage problem of conventional dehydration machine generally existing,
Improve dehydration efficiency.Therefore oil rub resistance ability is strong, easily separated, does not block, and can handle oily sludge, and be not necessarily to external adding water
Carry out high pressure washing, clean environment firendly, without foul smell, non-secondary pollution.
Dehydration tube 1 includes enriching section 18 and dewatering period 19.The rotating ring 11 of enriching section 18 and determine the time of filtration between ring 12
Determine the time of filtration between ring 12 and rotating ring 11 less than dewatering period 19.
The screw pitch of flight 82 is sequentially reduced from into hopper dredger 2 to spoil disposal case 3, i.e., subtracts successively from enriching section 18 to dewatering period 19
It is small.Gravity concentration can instantaneously occur greatly for the screw pitch of front end, and most of filtrate discharge, the screw pitch of rear end is small to be made inside dehydration tube 1
Pressure persistently increases realization fully dehydration.
Helical axis is equipped with tapered sleeve 83 positioned at one end of spoil disposal case 3, and flight 82 is fixed on the outside of tapered sleeve 83.Tapered sleeve
83 reduce the space of 1 end of dehydration tube, further improve the pressure inside dehydration tube 1, improve dehydrating effect.
Rotary electric machine 4 is fixed on one end of spoil disposal case 3.
Fixed ring 85 is housed, fixed ring 85 is equipped with threaded hole, screw, screw in compression are housed in threaded hole on pressuring plate 84
In rotation axis 81.
1 top of dehydration tube is equipped with spray tube 51, and spray head 52 is housed on spray tube 51.52 spray water of spray head, water prevent
The sludge of time of filtration is dry and hard, causes rotating ring 11 locked, while can lubricate rotating ring 11, reduces friction.
As shown in figure 5, filtrate water collecting device 7 includes side plate 71, ponding plate and drainpipe 74, side plate 71 is fixed on ponding plate
Both sides, side plate 71 and ponding plate form collecting tank, and drainpipe 74 is fixed on side plate 71, and drainpipe 74 is communicated with collecting tank,
And positioned at the bottom of collecting tank；Ponding plate includes deflector 72 and bottom plate 73, and deflector 72 is obliquely positioned at the both sides of bottom plate 73.
When device is run, sludge is moved by the push of flight 82 to spoil disposal case 3 after into hopper dredger 2 into dehydration tube 1
Dynamic, since the screw pitch between flight 82 is gradually reduced, the pressure suffered by sludge also constantly increases therewith, and makees in pressure difference
Start to be dehydrated under, moisture content is from the time of filtration outflow determined between ring 12 and rotating ring 11, while dehydration tube 1 relies on and determines ring 12 and move
Self-cleaning function between ring 11, cleaning time of filtration prevents from blocking, sludge pushing away in flight 82 after being adequately dehydrated
It is extruded into mud cake from the gap of pressuring plate 84 under into effect to be discharged from spoil disposal case 3.
Embodiment two
On the basis of the above embodiments, further include flocculation reactor 6, flocculation reactor 6 is located at filtrate water collecting device 7
Side, flocculation reactor 6 are connect by pipeline with into hopper dredger 2；Flocculation reactor 6 is transported to de- after mixing flocculant with sludge
The filtering means dehydration of sludge is carried out in water drum 1.
Sludge enters flocculation reactor 6, and high polymer coagulant is added in flocculation reactor 6, and flocculation reactor 6 fully stirs
It mixes and is mixed to form good alumen ustum, convenient for being dehydrated in dehydration tube 1, improve dehydrating effect.
Claims (10)
1. a kind of pre-concentration sludge dehydration device, which is characterized in that including dehydration tube (1), helical axis, into hopper dredger (2), spoil disposal case
(3), pressuring plate (84) and filtrate water collecting device (7)；The dehydration tube (1) is fixed on the top of filtrate water collecting device (7), filtrate
The filtrate of water collecting device (7) collection dehydration tube (1), the both ends that dehydration tube (1) is fixed on into hopper dredger (2) and spoil disposal case (3),
The helical axis includes rotation axis (81) and flight (82), and the flight (82) is fixed in rotation axis (81), helical axis
Inside mounted on dehydration tube (1), the both ends of helical axis are located at spoil disposal case (3) and into hopper dredgers (2), wherein one end with turn
Dynamic motor (4) connection；The pressuring plate (84) is fixed on helical axis, and in spoil disposal case (3).
2. a kind of pre-concentration sludge dehydration device according to claim 1, which is characterized in that the dehydration tube (1) includes
Determine ring (12) and rotating ring (11), it is described to determine ring (12) and rotating ring (11) is staggered installation of successively, and determine ring (12) and rotating ring (11) it
Between there are time of filtration；The internal diameter for determining ring (12) is consistent with the outer diameter of helical axis, and the internal diameter for determining ring (12) is more than rotating ring
(11) internal diameter；It is described to determine ring (12) and be fixed in connecting rod (14).
3. a kind of pre-concentration sludge dehydration device according to claim 2, which is characterized in that described to determine ring (12) and determine ring
(12) gasket (13) is housed, the thickness of the gasket (13) is not less than the thickness of rotating ring (11) between.
4. a kind of pre-concentration sludge dehydration device according to claim 2 or 3, which is characterized in that dehydration tube (1) packet
Include enriching section (18) and dewatering period (19).
5. a kind of pre-concentration sludge dehydration device according to claim 4, which is characterized in that the enriching section (18) is moved
Time of filtration between ring (11) He Dinghuan (12) determines the time of filtration between ring (12) and rotating ring (11) less than dewatering period (19).
6. a kind of pre-concentration sludge dehydration device according to claim 1 or 5, which is characterized in that the flight (82)
Screw pitch be sequentially reduced from into hopper dredger (2) to spoil disposal case (3).
7. a kind of pre-concentration sludge dehydration device according to claim 6, which is characterized in that the helical axis is located at row
One end of mud box (3) is equipped with tapered sleeve (83), and flight (82) is fixed on the outside of tapered sleeve (83).
8. a kind of pre-concentration sludge dehydration device according to claim 2, which is characterized in that above the dehydration tube (1)
Equipped with spray tube (51), spray head (52) is housed on spray tube (51).
9. a kind of pre-concentration sludge dehydration device according to claim 1, which is characterized in that the filtrate water collecting device
(7) include side plate (71), ponding plate and drainpipe (74), the side plate (71) is fixed on the both sides of ponding plate, side plate (71) with
Ponding plate forms collecting tank, and drainpipe (74) is fixed on side plate (71), and drainpipe (74) is communicated with collecting tank, and is located at liquid collecting
The bottom of slot；The ponding plate includes deflector (72) and bottom plate (73), and the deflector (72) is obliquely positioned at bottom plate (73)
Both sides.
10. a kind of pre-concentration sludge dehydration device according to claim 1, which is characterized in that further include flocculation reactor
(6), the flocculation reactor (6) is located at the side of filtrate water collecting device (7), flocculation reactor (6) by pipeline with into hopper dredger
(2) it connects；The flocculation reactor (6) is transported to the filtering that sludge is carried out in dehydration tube (1) after mixing flocculant with sludge
Dehydration.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820280018.5U CN208055180U (en) | 2018-02-27 | 2018-02-27 | A kind of pre-concentration sludge dehydration device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820280018.5U CN208055180U (en) | 2018-02-27 | 2018-02-27 | A kind of pre-concentration sludge dehydration device |
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| Publication Number | Publication Date |
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| CN208055180U true CN208055180U (en) | 2018-11-06 |
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| CN201820280018.5U Active CN208055180U (en) | 2018-02-27 | 2018-02-27 | A kind of pre-concentration sludge dehydration device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109912167A (en) * | 2019-04-24 | 2019-06-21 | 杭州更蓝生物科技有限公司 | A kind of device for dehydrating sladge waste easy to use |
| CN112604334A (en) * | 2020-12-18 | 2021-04-06 | 广州妍肌化妆品科技有限公司 | Cosmetic production is with later stage effluent treatment plant |
| CN113135603A (en) * | 2020-01-19 | 2021-07-20 | 龙感湖龙源汇力科技有限公司 | Rotary rake spiral type grating machine with anti-blocking water filter |
-
2018
- 2018-02-27 CN CN201820280018.5U patent/CN208055180U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109912167A (en) * | 2019-04-24 | 2019-06-21 | 杭州更蓝生物科技有限公司 | A kind of device for dehydrating sladge waste easy to use |
| CN113135603A (en) * | 2020-01-19 | 2021-07-20 | 龙感湖龙源汇力科技有限公司 | Rotary rake spiral type grating machine with anti-blocking water filter |
| CN112604334A (en) * | 2020-12-18 | 2021-04-06 | 广州妍肌化妆品科技有限公司 | Cosmetic production is with later stage effluent treatment plant |
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