CN107434347A - A kind of sludge dehydration device and dewatering - Google Patents
A kind of sludge dehydration device and dewatering Download PDFInfo
- Publication number
- CN107434347A CN107434347A CN201710748044.6A CN201710748044A CN107434347A CN 107434347 A CN107434347 A CN 107434347A CN 201710748044 A CN201710748044 A CN 201710748044A CN 107434347 A CN107434347 A CN 107434347A
- Authority
- CN
- China
- Prior art keywords
- filter cloth
- pressing plate
- sludge
- framework
- pressure
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D25/00—Filters formed by clamping together several filtering elements or parts of such elements
- B01D25/12—Filter presses, i.e. of the plate or plate and frame type
- B01D25/21—Plate and frame presses
Abstract
The invention discloses a kind of sludge dehydration device,The connection supporting plate being connected including frame and with frame,The plate body side of connection supporting plate is disposed with pressure extrusion mechanism,Deckle board formula pressure filtration mechanism is set between pressure extrusion mechanism and connection supporting plate,Described deckle board formula pressure filtration mechanism includes framework,It is arranged on framework both sides and framework forms the first pressing plate and the press filtration unit of the second pressing plate and the filter cloth composition being arranged between the first pressing plate and the second pressing plate of seal cavity,The pressing plate is flexible,The filter cloth is divided into the first filter cloth and the second filter cloth,The space surrounded between first filter cloth and the second filter cloth forms press filtration chamber,The through hole of the pipeline connection by press filtration chamber Yu sludge pumping mechanism is offered in the middle part of pressing plate and filter cloth,Its device is simple,Energy consumption is small,The water content of sludge can be effectively reduced,And the irony part for solving pressing plate and activity is easily corroded and causes maintenance rate height,The problem of member replacing is frequent.
Description
Technical field
The invention belongs to sludge dehydration device technical field, concretely relates to a kind of sludge dehydration device.
Background technology
Sludge dewatering treatment technology domestic at present and equipment as taped filter press, based on centrifugal dehydrator, also have a small amount of
Traditional plate and frame filter press machine, the thickened sludge of moisture content more than 93% can only be dehydrated to moisture content 75-85%, moisture content and be
The problem of 75~85% sludge is existing：Not readily transportable and cost is high, stacking floor space is big, and dewatering rate is shadow
Ring the key link that sludge is subsequently disposed.
Common plate and frame filter press, diaphragm type plate and frame filter press and deeply dehydrating sludge filter press at present, pass through pressure in sludge
Substantial amounts of pressing filtering liquid can be press-filtered out during the relatively low mud cake of moisture content is formed after filter dehydration, and in present sludge press filtration
In dewaterer, the discharge of sludge filtrate is only discharged by one or several apertures of monoblock filter plate bottom, and so-called filter plate
Plate face is plain plate face, and the pressing filtering liquid that can be so formed in monoblock sludge need to overcome longer route and the larger resistance row of sludge
Go out, be unfavorable for the discharge of pressing filtering liquid in sludge, influence the mass dryness fraction of time of filter pressing and mud cake；Further, since each not phase of filter plate construction
Together, its defect embodies a concentrated expression of the pressure of press filtration chamber and is difficult to maintain, i.e. the sealing reliability of press filtration chamber is poor；Furthermore pressure-filtering process
In operating pressure have no way of finding out about it, individually the experience of operating personnel realizes the start and stop of delivery pump, valve opening and closing at one's discretion, so neither
Beneficial to moisture content energy-saving, while that mud cake can not be ensured.
And many equipment pressing plates are made using steel, and sludge contains substantial amounts of corrosive substance, then the corruption to equipment
Losing very seriously, will cause the maintenance rate height of equipment, and member replacing is frequent.
The content of the invention
It is an object of the invention to provide a kind of sludge dehydration device, and its device is simple, and energy consumption is small, can effectively reduce dirt
The water content of mud, and the irony part for solving pressing plate and activity is easily corroded and causes maintenance rate high, member replacing frequency
The problem of numerous.
In order to solve the above technical problems, the object of the present invention is achieved like this：
A kind of sludge dehydration device, including frame and the connection supporting plate connected with frame, connect the plate body side cloth of supporting plate
Pressure extrusion mechanism is equipped with, deckle board formula pressure filtration mechanism is set between pressure extrusion mechanism and connection supporting plate, it is characterised in that
：The sludge dewatering system also includes water tank and high-pressure hydraulic pump, and described deckle board formula pressure filtration mechanism includes framework, is arranged on
Framework both sides and framework formed seal cavity the first pressing plate and the second pressing plate and be arranged on the first pressing plate and the second pressing plate it
Between the press filtration unit that forms of filter cloth, the pressing plate is flexible, the sealing that the high-pressure hydraulic pump can be formed to framework and pressing plate
Water filling in cavity, the filter cloth are divided into the first filter cloth and the second filter cloth, the space structure surrounded between the first filter cloth and the second filter cloth
Into press filtration chamber, the space between the first filter cloth and the second filter cloth and pressing plate forms drainage path, and drainage path is connected with the external world
Logical drainage port is connected, and the through hole of the pipeline connection by press filtration chamber Yu sludge pumping mechanism is offered in the middle part of pressing plate and filter cloth.
On the basis of such scheme and as the preferred scheme of such scheme：Hanger is provided with the framework, is supported
Cross bar is provided with plate, the hanger, which is worn, to be penetrated on cross bar and framework can be driven to be slided along cross bar.Such design is squeezed in pressure
Press mechanism pressure discharge when can each press filtration unit can be separated, when press extruder is applied it is stressed when
Wait can and compress each press filtration unit and be combined into an entirety, the inspection in later stage is easy in dismounting work that should not be cumbersome
Repair and safeguard.
On the basis of such scheme and as the preferred scheme of such scheme：The pressure extrusion mechanism is often by framework pressure
Tightly, first filter cloth and the second filter cloth are mutually compressed by adjacent framework periphery, after compression can in the first filter cloth and
Press filtration chamber is formed between second filter cloth.
On the basis of such scheme and as the preferred scheme of such scheme：First filter cloth and the second filter cloth subordinate
In two filter cloth units, each filter cloth unit includes two panels filter cloth, is provided with the middle part of two panels filter cloth and connects two panels filter cloth
The first interconnecting part；It is provided with the two the second interconnected interconnecting part in the middle part of first pressing plate and the second pressing plate, so
Setting be more convenient for filter cloth installation and change, make layout more compact.
On the basis of such scheme and as the preferred scheme of such scheme：First interconnecting part stays in the second connection
In portion.
On the basis of such scheme and as the preferred scheme of such scheme：First pressing plate, the second pressing plate material
For silica gel or rubber, it has good elasticity and corrosion resistance.
On the basis of such scheme and as the preferred scheme of such scheme：It is provided with the framework and seal cavity
The water filling port of connection, water filling port are easy to inject water under high pressure into seal cavity in dehydration.
On the basis of such scheme and as the preferred scheme of such scheme：Usage right requires one kind described in 1-7
The mud dewatering method of sludge dehydration device, it is characterised in that：Including at least following steps
S1：Sludge injects into deckle board formula pressure filtration mechanism in sludge pumping mechanism；
S2：Delay a period of time, make sludge discharge part moisture content in the presence of pressing plate and gravity；
S3：High-pressure hydraulic pump injects water under high pressure into seal cavity, increases the extruding force of pressing plate；
S4：Seal cavity pressurize, sludge discharge part moisture content again.
The present invention is prominent and beneficial compared with prior art to be had the technical effect that：Its device is simple, and energy consumption is small, can be effective
The water content of sludge is reduced, and the irony part for solving pressing plate and activity is easily corroded and causes maintenance rate high, accessory
Change the problem of frequent.
Brief description of the drawings
Fig. 1 is the overall structure diagram of the present invention.
Fig. 2 is the state for pressing mud machine press filtration chamber injection sludge.
Fig. 3 is the state for pressing mud machine seal cavity injection water under high pressure.
Fig. 4 is the structural representation of water injecting pipeline.
Fig. 5 is the structural representation of press filtration unit separation.
Embodiment
To make the purpose, technical scheme and advantage of the application clearer, below in conjunction with the accompanying drawing in embodiment, to reality
The technical scheme applied in example is clearly and completely described, it is clear that described embodiment is only that the application part is implemented
Example, rather than whole embodiments.Based on the embodiment provided, those of ordinary skill in the art are not before creative work is made
The every other embodiment obtained is put, belongs to the scope of the application protection.
In the description of the present application, it is to be understood that the orientation or position relationship of the instruction such as term " on ", " under " are base
In orientation shown in the drawings or position relationship, it is for only for ease of description the application and simplifies description, rather than indicate or imply
Signified device or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to this
The limitation of application.
In the description of the present application, term " first ", " second " etc. be only used for describe purpose, and it is not intended that instruction or
Imply relative importance or the implicit quantity for indicating indicated technical characteristic.
A kind of sludge dehydration device, including sludge pumping mechanism, pressure mud machine 6, pressure mud machine 6 include frame 12 and with frame 12
Connected connection supporting plate 121, the plate body side of connection supporting plate 121 is disposed with pressure extrusion mechanism 10, in press extruder
Deckle board formula pressure filtration mechanism is set between structure 10 and connection supporting plate 121, it is characterised in that：Described deckle board formula pressure filtration mechanism bag
Include framework 614, be arranged on the both sides of framework 614 and framework 614 formed the first pressing plate 612 and the second pressing plate 611 of seal cavity with
And the press filtration unit that filter cloth between the first pressing plate 612 and the second pressing plate 611 is formed is arranged on, first pressing plate 612 and the
Two pressing plates 611 are flexible, and the high-pressure hydraulic pump 7 can form close to framework 614 and the first pressing plate 612 and the second pressing plate 611
Water filling in cavity 61 is sealed, the filter cloth is divided into the first filter cloth 621 and the second filter cloth 622, the first filter cloth 621 and the second filter cloth 622
Between the space that surrounds form press filtration chamber 67, the first filter cloth 621 and the second filter cloth 622 and the first pressing plate 612 and the second pressing plate 611
Between space form drainage path 69, drainage path 69 is connected with the extraneous drainage port being connected, the He of the first pressing plate 612
Second pressing plate 611 and the middle part of a filter cloth 621 and the second filter cloth 622 offer and connect press filtration chamber 67 and the pipeline of sludge pumping mechanism
Logical through hole 64.
See Fig. 1, sludge pumping mechanism by sludge-tank 1, take out mud motor 9, mud tank 2, filter 3, air accumulator 5, gas mud and mix
Tank 4 forms, and takes out mud motor 9 and extract sludge from sludge-tank 1 out, and in injection mud tank 2, sludge passes through filtering under the effect of the pressure
Device 3 filters out the impurity of bulky grain, avoids causing rearmounted pipeline blockage, and then sludge enters gas mud blending tank 4, then by with leading to
The pipeline that hole 64 connects enters press filtration intracavitary.
Preferably, air accumulator 5 is connected with gas mud blending tank 4, its pressurize, the effect of systems stabilisation pressure.
See Fig. 2-3, sludge is once being full of after sludge is introduced into the first press filtration chamber 625, the first press filtration chamber 625 is filled
Second press filtration chamber 626, the 3rd press filtration chamber 627, the 4th press filtration chamber 628, after being full of due to sludge will by the first press filtration chamber 625,
Second press filtration chamber 626, the 3rd press filtration chamber 627, the filter cloth around the 4th press filtration chamber 628 extrude to both sides, so as to oppress first
Seal cavity 615, the second seal cavity 616, the 3rd seal cavity 617, the 4th seal cavity 618,619 liang of the 5th seal cavity
The pressing plate of side, pressing plate is flexible elastic deformation occurs under squeezing action, then in active force and the work of reaction force
Under, pressing plate can equally extrude filter cloth, so as to extrude the sludge of press filtration intracavitary, can thus discharge a part of moisture content, discharge
Water imports osculum discharge by drainage channel 69.
Then, it is provided with framework 614 and first annular seal space body 615, the second seal cavity 616, the 3rd seal cavity
617th, the 4th seal cavity 618, some water filling ports of the 5th seal cavity 619 connection.High-pressure hydraulic pump 7 by water injecting pipeline 63 with
Water filling port connects, while to first annular seal space body 615, the second seal cavity 616, the 3rd seal cavity 617, the 4th seal cavity
618th, the water filling of the 5th seal cavity 619, with the increase of water injection rate, the side guide of seal cavity two is to the first press filtration chamber 625, and second
Press filtration chamber 626, the 3rd press filtration chamber 627, the squeezing action power of the 4th press filtration chamber 628 gradually increase, so as to again by sludge
Water abjection.
Water tank 8 is that high-pressure hydraulic pump 7 provides water source, and high-pressure hydraulic pump 7 is provided with pressure limiting device, when pressure reaches setting
System enters packing state during pressure value.
Hanger 615 is provided with the framework 614, cross bar 11 is provided with supporting plate 121, the hanger 615, which is worn, to be penetrated
On cross bar 11 and framework 614 can be driven to be slided along cross bar 11.
The pressure extrusion mechanism 10 often compresses framework 614, and the filter cloth 622 of the first filter cloth 621 and second is adjacent
The periphery of framework 614 mutually compress.
The filter cloth 622 of first filter cloth 621 and second is subordinated to two filter cloth units, and each filter cloth unit includes first
There is first for being provided with and connecting two panels filter cloth at the filter cloth 624 of filter cloth 621 and the 3rd, the first filter cloth 621 and the middle part of the 3rd filter cloth 624
Interconnecting part 623；The middle part of the pressing plate of second pressing plate 612 and the 3rd pressing plate 615 is provided with the two the second interconnected connection
Portion 613.
When installing filter cloth unit, the 3rd filter cloth 624 folds to be passed through from the second interconnecting part 613, and the first interconnecting part 623 is stayed in
In second interconnecting part 613, installation can be rapidly completed by then deploying the 3rd filter cloth 624.
Preferably, pressing plate material is rubber or silica gel.
Above-described embodiment is only presently preferred embodiments of the present invention, is not limited the scope of the invention according to this, therefore：It is all according to
The equivalence changes that structure, shape, the principle of the present invention is done, all should be covered by within protection scope of the present invention.
Claims (8)
1. a kind of sludge dehydration device, including sludge pumping mechanism, frame and the connection supporting plate being connected with frame, connection support
The plate body side of plate is disposed with pressure extrusion mechanism, and frame plate type pressure filter is set between pressure extrusion mechanism and connection supporting plate
Structure, it is characterised in that：The sludge dewatering system also includes high-pressure hydraulic pump, described deckle board formula pressure filtration mechanism include framework,
Framework both sides and framework is arranged on to form the first pressing plate of seal cavity and the second pressing plate and be arranged on the first pressing plate and second
The press filtration unit that filter cloth between pressing plate is formed, first pressing plate and the second pressing plate are flexible, and the high-pressure hydraulic pump can be to
Water filling in the seal cavity that framework is formed with pressing plate, the filter cloth are divided into the first filter cloth and the second filter cloth, the first filter cloth and second
The space surrounded between filter cloth forms press filtration chamber, and the space between the first filter cloth and the second filter cloth and pressing plate forms drainage path,
Drainage path is connected with the drainage port being connected with the external world, is offered in the middle part of pressing plate and filter cloth by press filtration chamber and sludge pumping machine
The through hole of the pipeline connection of structure.
A kind of 2. sludge dehydration device according to claim 1, it is characterised in that：Hanger is provided with the framework, is propped up
Cross bar is provided with fagging, the hanger, which is worn, to be penetrated on cross bar and framework can be driven to be slided along cross bar.
A kind of 3. sludge dehydration device according to claim 1, it is characterised in that：The pressure extrusion mechanism is often by framework
Compress, first filter cloth and the second filter cloth are mutually compressed by adjacent framework periphery.
A kind of 4. sludge dehydration device according to claim 1, it is characterised in that：First filter cloth and the second filter cloth from
Belong to two filter cloth units, each filter cloth unit includes two panels filter cloth, is provided with the middle part of two panels filter cloth by two panels filter cloth two
First interconnecting part of side connection；Second that the two both sides is interconnected is provided with the middle part of first pressing plate and the second pressing plate to connect
Logical portion.
A kind of 5. sludge dehydration device according to claim 4, it is characterised in that：First interconnecting part connects positioned at second
In logical portion.
A kind of 6. sludge dehydration device according to claim 4, it is characterised in that：First pressing plate, the second pressing plate material
Matter is rubber or silica gel.
A kind of 7. sludge dehydration device according to claim 1, it is characterised in that：It is provided with the framework and annular seal space
The water filling port of body connection.
8. usage right requires a kind of mud dewatering method of sludge dehydration device described in 1-7, it is characterised in that：Comprise at least
Following steps
S1：Sludge injects into deckle board formula pressure filtration mechanism in sludge pumping mechanism；
S2：Delay a period of time, make sludge discharge part moisture content in the presence of pressing plate and gravity；
S3：High-pressure hydraulic pump injects water under high pressure into seal cavity, increases the extruding force of pressing plate；
S4：Seal cavity pressurize, sludge discharge part moisture content again.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710748044.6A CN107434347A (en) | 2017-08-28 | 2017-08-28 | A kind of sludge dehydration device and dewatering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710748044.6A CN107434347A (en) | 2017-08-28 | 2017-08-28 | A kind of sludge dehydration device and dewatering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107434347A true CN107434347A (en) | 2017-12-05 |
Family
ID=60460603
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710748044.6A Pending CN107434347A (en) | 2017-08-28 | 2017-08-28 | A kind of sludge dehydration device and dewatering |
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| Country | Link |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108363367A (en) * | 2018-01-15 | 2018-08-03 | 南京中高知识产权股份有限公司 | A kind of sewage disposal system and its working method based on Cloud Server |
| CN110156294A (en) * | 2019-04-24 | 2019-08-23 | 杭州更蓝生物科技有限公司 | A kind of device for dehydrating sladge waste |
| CN111675470A (en) * | 2020-06-15 | 2020-09-18 | 泉州台商投资区忆品茶业有限公司 | Sludge treatment drying device |
| CN112915578A (en) * | 2019-12-05 | 2021-06-08 | 彭志军 | Ultrasonic electric transverse squeezing extraction device |
| CN116492729A (en) * | 2023-06-21 | 2023-07-28 | 中大贝莱特压滤机有限公司 | Plate-frame type high-efficiency separation filter press system |
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| CN116492729A (en) * | 2023-06-21 | 2023-07-28 | 中大贝莱特压滤机有限公司 | Plate-frame type high-efficiency separation filter press system |
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