CN109264961A - A kind of sludge dehydration device and method - Google Patents
A kind of sludge dehydration device and method Download PDFInfo
- Publication number
- CN109264961A CN109264961A CN201811447922.1A CN201811447922A CN109264961A CN 109264961 A CN109264961 A CN 109264961A CN 201811447922 A CN201811447922 A CN 201811447922A CN 109264961 A CN109264961 A CN 109264961A
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- China
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- sludge
- die cavity
- press machine
- lower sieve
- sieve plate
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- 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
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/121—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
- C02F11/122—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering using filter presses
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Treatment Of Sludge (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention discloses a kind of sludge dehydration device and methods, it is characterised in that: guide rail and moveable carriage is arranged on the frame, the guide rail passes through press machine and fastens, and filter press is arranged below the press machine；The filter press includes lower sieve plate, fixed plate, die cavity and attachment base, pressure head, and the lower sieve plate is packed in fixed plate in the following, the die cavity is fixedly mounted with attachment base and fixed plate respectively above and below；The press machine includes master cylinder sliding block, secondary cylinder sliding block, and the master cylinder sliding block connects pressure head, and the pair cylinder sliding block connects attachment base by connecting rod.It automatically controls mobile dynamic trolley to move to below press machine, press machine pair sliding block drives filter press die cavity to push, and lower sieve plate and moving trolley constitute seal cavity；Press machine master slider band dynamic head pushes, and pressure head and die cavity and lower sieve plate constitute seal cavity, and sludge is forced to subtract volume in filter press die cavity, and filter-press dehydration reduces its moisture content and volume decrement, efficient, practical, reaches the requirement of sludge outward transport.
Description
Technical field
The invention belongs to sludge dewatering technical fields, are related to the processing of sludge, more particularly to a kind of sludge dehydration device
And method.
Background technique
Sludge is the inevitable outcome after sewage treatment plant and sewage plant sewage treatment, without the dirt of fine processing disposition
After mud enters environment, it will bring secondary pollution directly to water body and atmosphere, will also be constituted to the activity of ecological environment and the mankind
Serious threat.It therefore, is very prudent in Treatment of Sludge.Sewage can generate 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 occupied area that sludge is banked up.
Traditional sludge settling concentration tank, tank bottom exclude sludge, although by flocculant injection realize sludge and
The quick separating of water completes the minimizing of sludge, but the moisture content of the sludge of tank bottom is still relatively high, and sludge settling concentration tank is only
The removal of the superficial water of sludge can be completed, but combination water, the free water between sludge molecule are difficult to go by sedimentation concentration tank
It removes, the sludge after sludge settling is concentrated, by taking river sludge as an example, moisture content is between 55% ~ 65%, and this sludge cannot
By vehicle-mounted outward transport, in this case, by impressed pressure, to the sludge come out from sedimentation concentration tank by further taking off
Water reduces its volume and moisture content, reaches outward transport backfill processing, has more practical realistic meaning and economic significance.
Summary of the invention
The problem to be solved in the present invention is the sludge of existing sludge settling concentration tank discharge, and moisture content is high, and volume is big, cannot
Directly the reuse of outward transport landfill the problem of, a kind of sludge dehydration device and method are provided, press ram and filter press die cavity are passed through
And moving trolley forms filters pressing seal cavity, quickly completes sludge and is further dehydrated, and reduces its moisture content and volume decrement, reaches
To the requirement of outward transport, efficient, practical processing sludge dewatering.
In order to solve the above technical problems, the technical solution adopted by the present invention is that: a kind of sludge dehydration device, including frame,
Press machine, it is characterised in that: guide rail and moveable carriage be set on the frame, and the guide rail passes through the press machine and tight
Gu filter press is arranged below the press machine, the moving trolley be can be moved to below the filter press.
Preferably, the filter press includes lower sieve plate, fixed plate, die cavity and attachment base, pressure head, the lower sieve plate is fixedly mounted with
In fixed plate in the following, the die cavity is fixedly mounted with attachment base and fixed plate respectively above and below, the pressure head can be in attachment base and die cavity
It moves up and down.
Preferably, the press machine includes master cylinder sliding block, secondary cylinder sliding block, the master cylinder sliding block connects pressure head, the pair
Cylinder sliding block connects attachment base by connecting rod.
Preferably, the die cavity is superimposed to die cavity height and tight in the accumulation of thin plate gap between multi-layered sheet and thin plate
Gu the thin plate gap setting has gap gasket and fastens with thin plate, the die cavity inner cavity is corresponding with pressure head mating.
Preferably, strip hole is uniformly arranged on the lower sieve plate, the top surface and moving trolley bottom surface of the lower sieve plate
It is overlapped, the lower sieve plate and moving trolley constitute seal cavity one, the pressure head and die cavity and lower sieve plate composition seal cavity two.
Preferably, displacement sensor and lead limit switch are arranged in the moving trolley, control moving trolley is mobile
Stroke.
Preferably, being equipped with slope board below the guide rail, the sludge bulking after filters pressing glides automatically.
A kind of mud dewatering method, process are as follows:
1) in the flocculated sludge injection moving trolley that sludge settling concentration tank comes out, moving trolley is by displacement sensor and stroke
Limit switch control is moved to automatically below press machine；
2) press machine pair sliding block drives filter press die cavity to push, and lower sieve plate and moving trolley constitute seal cavity one, forces filters pressing
Machine fixed plate and lower sieve plate are overlapped with moving trolley bottom surface；Press machine master slider band dynamic head pushes, pressure head and die cavity and lower sieve
Plate constitutes seal cavity two, and sludge is forced to subtract volume in filter press die cavity, filter-press dehydration, and the water of sludge is from die cavity, lower sieve plate
Filters pressing process is completed in outflow, and sludge bulking moisture content is 45 ~ 50%；
3) belt dynamic head uplink resets on press machine master slider, and press machine pair sliding block uplink drives die cavity uplink；
4) displacement sensor and lead limit switch control moving trolley are to side right travel, and in discharge zone, moving trolley is unloaded
Sludge bulking, sludge bulking skid off automatically along slope board, complete discharging；
5) the sludge moving trolley of other side injection simultaneously moves to below press machine, starts filters pressing process, and two moving trolleys can
Realize that charging, filters pressing, discharging difference process carry out simultaneously.
The advantages and positive effects of the present invention are:
1, sludge dehydration device of the present invention is arranged by the way that moveable carriage is arranged on the guide rail of frame, and by guide rail in pressure
On machine, moving trolley is moved to below filter press, the moving trolley that can carry out injection sludge carries out filters pressing process, moving trolley
To side right travel, moving trolley unloads sludge bulking, and sludge bulking skids off automatically along slope board and completes discharging；Or two movements of setting
Trolley can realize charging, filters pressing, discharging difference process while carry out that the entire pressure-filtering process time is short, realize one side material feeding pressure
Filter, the function of one side discharging；Displacement sensor and lead limit switch are set on guide rail, automatically controls moving trolley and completes each road
Process has the characteristics that efficient, quick.
2, sludge dehydration device of the present invention, by the way that filter press is arranged under press machine, press machine pair sliding block drives filter press mould
Chamber pushes, and filter press fixed plate and lower sieve plate is forced to be overlapped with moving trolley bottom surface；Press machine master slider band dynamic head pushes, will
The lower sieve plate and moving trolley of filter press constitute seal cavity one, press ram and filter press die cavity and lower sieve plate is constituted and sealed
Cavity two pulls down work by press machine and completes filters pressing process, and sewage outflow realizes that rapidly moisture percentage in sewage sludge reduces, aqueous
Rate is down to 45% or so, and sludge volume minimizing, sludge bulking has certain case unit capacity, and vehicle can be used by reaching sludge dewatering
Outward transport effect.
3, sludge dehydration device of the present invention, it is in thin plate between multilayer specific shape thin plate material and thin plate that filter press die cavity, which uses,
Gap accumulation is superimposed to die cavity height and fastens, thin plate gap setting have gap gasket and with thin plate fasten, these gaps be by
The gaps gasket such as folder between plate and plate, the cavity of opposing seal is realized by combination, that is, is able to satisfy sludge rapid dehydration, can be very well
Realization the mud after filters pressing is intercepted in die cavity, and gap is not easy to plug, and ensure that relatively suitable flow channels and overcurrent
Area, volume ratio reduction are achieved that sludge press filtration is dehydrated to a certain degree.
Detailed description of the invention
Fig. 1 is a kind of sludge dehydration device structural schematic diagram；
Fig. 2 is a kind of sludge dehydration device filter press schematic diagram.
1- frame, 2- guide rail, 3- moving trolley, 4- displacement sensor, 5- lead limit switch, 6- pair cylinder sliding block, 7- master
Cylinder sliding block, 8- press machine, 9- filter press, under 10- pressure head, 11- connecting rod, 12- attachment base, 13- die cavity, 14- fixed plate, 15-
Sieve plate, 16- slope board, 17- thin plate, 18- thin plate gap.
Specific embodiment
In order to better understand the present invention, the present invention is further described combined with specific embodiments below.
Referring to Fig. 1,2, the present invention provides a kind of sludge dehydration device and method.
A kind of sludge dehydration device is made of frame 1, moving trolley 3 and transmission mechanism, press machine 8, filter press 9.
Frame 1 is the platform of whole device, and skeleton is made by steel welding in frame 1, and slab is provided with other parts and installs
Fixed plate 14；It is fastened together with press machine 8 is bushing with frame 1 with fastener.Frame 1 has slope board 16, for after filters pressing
Sludge to glide automatically be entire tooling regulating mechanism.1 upper mounting rail 2 of frame, guide rail 2 pass through press machine 8 and fasten, guide rail
Moveable carriage 3 is set on 2, or a moving trolley 3 is respectively set in 8 two sides of press machine.
Moving trolley 3 is made into tetrahedron trolley, and by motor driven, band movable sprocket is along chain, in the guide rail 2 of frame 1
Upper restricted area is mobile, and moving trolley 3 is provided with displacement sensor 4 and lead limit switch 5, makes moving trolley 3, in setting
Station moves or stops by path.
Filter press 9 is made of lower sieve plate 15, fixed plate 14, die cavity 13 and attachment base 12, pressure head 10, and lower sieve plate 15 is packed in
For fixed plate 14 in the following, being uniformly arranged strip hole on lower sieve plate 15, die cavity 13 is fixedly mounted with attachment base 12 and fixed plate respectively above and below
14, pressure head 10 can move up and down in attachment base 12 and die cavity 13.
Press machine 8 is four column press 8 of double-slider configured according to filters pressing requirement, and press machine 8 has master cylinder sliding block 7, secondary cylinder
Sliding block 6, master cylinder sliding block 7 connect pressure head 10, and secondary cylinder sliding block 6 couples attachment base 12 by connecting rod 11；Die cavity 13 has multi-layered sheet
17, and there is the accumulation of thin plate gap 18 to be superimposed to 13 height of die cavity between thin plate 17 and fasten, 13 inner cavity profile of die cavity and pressure head
10 correspondences are mating, and thin plate gap 18 is equipped with gap gasket, it is fast to be able to satisfy sludge for the gap formed using the gap 0.3mm gasket
Speed dehydration, realizes and the mud after filters pressing is intercepted in die cavity 13.
Press machine pair cylinder sliding block 6 drives the die cavity 13 of filter press 9 to push, and lower sieve plate 15 is with moving trolley structure 3 at seal chamber
Body one is that the top surface of lower sieve plate 15 is overlapped with 3 bottom surface of moving trolley, and lower sieve plate 15 can be with drainage under working condition, pressure head 10 and mould
Chamber 13 and lower sieve plate 15 constitute seal cavity two.
A kind of mud dewatering method, the flocculated sludge that sludge settling concentration tank comes out inject in moving trolley 3, and movement is small
Vehicle 3 moves to lower sieve plate region below press machine 8 by displacement sensor 4 and the control of lead limit switch 5；Press machine pair cylinder sliding block 6
Drive 9 die cavity 13 of filter press to push, lower sieve plate 15 constitutes seal cavity with moving trolley 3, force 9 fixed plate 14 of filter press and under
Sieve plate 15 is overlapped with 3 bottom surface of moving trolley；Press machine master cylinder sliding block 7 is pushed with dynamic head 10, pressure head 10 and die cavity 13 and lower sieve
Plate 15 constitutes seal cavity, and sludge is forced to subtract volume in the die cavity 13 of filter press 9, filter-press dehydration, under filters pressing state, filters pressing
Slowly pressurize, under pressure 0.45MPA pressure stabilizing, lasting filters pressing effect is preferable, and the water of sludge is flowed out from die cavity 13, lower sieve plate 15,
Filters pressing process is completed, sludge bulking moisture content is 45%；10 uplink of belt dynamic head resets on press machine master cylinder sliding block 7, press machine pair
6 uplink of cylinder sliding block drives 13 uplink of die cavity；Moving trolley 3 is automatically controlled to side right travel, in discharge zone, moving trolley 3 is unloaded
Lower sludge bulking, sludge bulking skid off automatically along slope board 16, complete discharging；Other side injection sludge moving trolley 3 moves to press machine 8
Lower section starts filters pressing process, and two moving trolleys 3 can realize charging, filters pressing, discharging difference process while carry out.
The embodiments of the present invention have been described in detail above, but content is only the preferred embodiment of the present invention,
It should not be considered as limiting the scope of the invention.All changes and improvements made in accordance with the scope of the present invention, should all
It still belongs within this patent covering scope.
Claims (8)
1. a kind of sludge dehydration device, including frame, press machine, it is characterised in that: guide rail is arranged on the frame and moves
Trolley, the guide rail pass through the press machine and fasten, and filter press are arranged below the press machine, the moving trolley can be moved to
Below the filter press.
2. a kind of sludge dehydration device according to claim 1, it is characterised in that: the filter press includes lower sieve plate, consolidates
Fixed board, die cavity and attachment base, pressure head, the lower sieve plate is packed in fixed plate in the following, the die cavity is fixedly mounted with attachment base respectively above and below
And fixed plate, the pressure head can move up and down in attachment base and die cavity.
3. a kind of sludge dehydration device according to claim 1, it is characterised in that: the press machine include master cylinder sliding block,
Secondary cylinder sliding block, the master cylinder sliding block connect pressure head, and the pair cylinder sliding block connects attachment base by connecting rod.
4. a kind of sludge dehydration device according to claim 2, it is characterised in that: the die cavity is multi-layered sheet and thin plate
Between be superimposed to die cavity height in the accumulation of thin plate gap and fasten, the thin plate gap setting has gap gasket and tight with thin plate
Gu the die cavity inner cavity is corresponding with pressure head mating.
5. a kind of sludge dehydration device according to claim 2, it is characterised in that: be uniformly arranged strip on the lower sieve plate
The top surface of hole, the lower sieve plate is overlapped with moving trolley bottom surface, and the lower sieve plate and moving trolley constitute seal cavity one, institute
It states pressure head and die cavity and lower sieve plate constitutes seal cavity two.
6. a kind of sludge dehydration device according to claim 1, it is characterised in that: setting displacement passes in the moving trolley
Sensor and lead limit switch control moving trolley shift motion.
7. a kind of sludge dehydration device according to claim 1, it is characterised in that: slope board is equipped with below the guide rail,
Sludge bulking after filters pressing glides automatically.
8. a kind of mud dewatering method according to claim 1, process are as follows:
1) in the flocculated sludge injection moving trolley that sludge settling concentration tank comes out, moving trolley is by displacement sensor and stroke
Limit switch control is moved to automatically below press machine；
2) press machine pair sliding block drives filter press die cavity to push, and lower sieve plate and moving trolley constitute seal cavity one, forces filters pressing
Machine fixed plate and lower sieve plate are overlapped with moving trolley bottom surface；Press machine master slider band dynamic head pushes, pressure head and die cavity and lower sieve
Plate constitutes seal cavity two, and sludge is forced to subtract volume in filter press die cavity, filter-press dehydration, and the water of sludge is from die cavity, lower sieve plate
Filters pressing process is completed in outflow, and sludge bulking moisture content is 45 ~ 50%；
3) belt dynamic head uplink resets on press machine master slider, and press machine pair sliding block uplink drives die cavity uplink；
4) displacement sensor and lead limit switch control moving trolley are to side right travel, and in discharge zone, moving trolley is unloaded
Sludge bulking, sludge bulking skid off automatically along slope board, complete discharging；
5) the sludge moving trolley of other side injection simultaneously moves to below press machine, starts filters pressing process, and two moving trolleys can
Realize that charging, filters pressing, discharging difference process carry out simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811447922.1A CN109264961A (en) | 2018-11-29 | 2018-11-29 | A kind of sludge dehydration device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811447922.1A CN109264961A (en) | 2018-11-29 | 2018-11-29 | A kind of sludge dehydration device and method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109264961A true CN109264961A (en) | 2019-01-25 |
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ID=65187121
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811447922.1A Pending CN109264961A (en) | 2018-11-29 | 2018-11-29 | A kind of sludge dehydration device and method |
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| Country | Link |
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| CN (1) | CN109264961A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110395871A (en) * | 2019-08-24 | 2019-11-01 | 聂麒曌 | It is separated by solid-liquid separation Treatment of Sludge filtering equipment |
| WO2023065897A1 (en) * | 2021-10-22 | 2023-04-27 | 江苏科技大学 | High water content waste slurry dewatering/brick-making integrated system and implementation method |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1110789A (en) * | 1964-10-14 | 1968-04-24 | Maxwell Davidson Ltd | Improvements relating to filter presses |
| US5386768A (en) * | 1993-03-26 | 1995-02-07 | Roediger Pittsburgh, Inc. | Apparatus for dewatering sludge |
| KR100734930B1 (en) * | 2006-08-16 | 2007-07-06 | 이건호 | Filter press having automatic sludge remove apparatus |
| CN103332843A (en) * | 2013-07-05 | 2013-10-02 | 浙江科力尔环保设备有限公司 | Electroosmosis sludge dewatering equipment |
| CN104260402A (en) * | 2014-08-19 | 2015-01-07 | 佛山市金凯地过滤设备有限公司 | High-pressure filter press |
| CN205659448U (en) * | 2016-05-28 | 2016-10-26 | 嘉兴佳源多彩铝业有限公司 | Pressure filter and have processing station of this pressure filter |
| CN106890492A (en) * | 2017-04-12 | 2017-06-27 | 江苏火焰山干燥技术有限公司 | Filter press |
| CN108245952A (en) * | 2018-04-19 | 2018-07-06 | 刘胜军 | Sludge drying filter press |
-
2018
- 2018-11-29 CN CN201811447922.1A patent/CN109264961A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1110789A (en) * | 1964-10-14 | 1968-04-24 | Maxwell Davidson Ltd | Improvements relating to filter presses |
| US5386768A (en) * | 1993-03-26 | 1995-02-07 | Roediger Pittsburgh, Inc. | Apparatus for dewatering sludge |
| KR100734930B1 (en) * | 2006-08-16 | 2007-07-06 | 이건호 | Filter press having automatic sludge remove apparatus |
| CN103332843A (en) * | 2013-07-05 | 2013-10-02 | 浙江科力尔环保设备有限公司 | Electroosmosis sludge dewatering equipment |
| CN104260402A (en) * | 2014-08-19 | 2015-01-07 | 佛山市金凯地过滤设备有限公司 | High-pressure filter press |
| CN205659448U (en) * | 2016-05-28 | 2016-10-26 | 嘉兴佳源多彩铝业有限公司 | Pressure filter and have processing station of this pressure filter |
| CN106890492A (en) * | 2017-04-12 | 2017-06-27 | 江苏火焰山干燥技术有限公司 | Filter press |
| CN108245952A (en) * | 2018-04-19 | 2018-07-06 | 刘胜军 | Sludge drying filter press |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110395871A (en) * | 2019-08-24 | 2019-11-01 | 聂麒曌 | It is separated by solid-liquid separation Treatment of Sludge filtering equipment |
| WO2023065897A1 (en) * | 2021-10-22 | 2023-04-27 | 江苏科技大学 | High water content waste slurry dewatering/brick-making integrated system and implementation method |
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