CN101613172B - Gravity type sludge dehydration device - Google Patents
Gravity type sludge dehydration device Download PDFInfo
- Publication number
- CN101613172B CN101613172B CN2009101832748A CN200910183274A CN101613172B CN 101613172 B CN101613172 B CN 101613172B CN 2009101832748 A CN2009101832748 A CN 2009101832748A CN 200910183274 A CN200910183274 A CN 200910183274A CN 101613172 B CN101613172 B CN 101613172B
- Authority
- CN
- China
- Prior art keywords
- water
- dehydration device
- gravity type
- type sludge
- filter cloth
- 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.)
- Active
Links
Images
Landscapes
- Treatment Of Sludge (AREA)
Abstract
The invention discloses a gravity type sludge dehydration device, which comprises a shell, wherein the upside of the shell is provided with a water inlet pipe while the downside is provided with a drain pipe and a mud pipe, a dehydration device is connected with the inside of the shell from top to bottom and divides the cavity of the shell into a water purifying area and a mixing area, a mixing distribution cylinder having a round cross section and communicated with the water inlet pipe, a first water eliminator, a second water eliminator are arranged from top to bottom in the mixing area, and the mud pipe is communicated with the lower end of the mixing area; a water collection bailer is arranged in the water purifying area, and the drain pipe is communicated with the lower end of the water collection bailer; and the water inlet pipe is communicated with the mixing distribution cylinder, the mixing distribution cylinder is provided with water distribution holes, and the first water eliminator and the second water eliminator are arranged below the mixing distribution cylinder at intervals, tilt downwards and are opposite to the dehydration device. The gravity type sludge dehydration device is free from being driven by power devices, and the dehydration process depends on the gravity flow of water and the osmosis of filter cloth to release the water in the sludge. Besides, the dehydration efficiency of the sludge is high, the liquid holdup of filter cakes is between 80 and 85 percent, and the sludge recovery percent is over 90 percent.
Description
Technical field
The invention discloses a kind of water treatment device, particularly a kind of gravity type sludge dehydration device.
Background technology
Development along with the Environmental Protection in China cause, sludge dewatering equipment has been widely used in all kinds of sewage disposals place at environmental protection industry (epi), its principal mode roughly can be divided into plate and frame, band filter formula, the centrifugal several types that waits, moisture percentage in sewage sludge after dehydration is generally between 70%～85%, relative its manufacturing cost, running cost and operational requirement are all higher, all there are various relative merits during operation, weak point mainly shows the following aspects: plate and frame(type)filter press: adopting pressurizes intakes (〉=0.5Mpa), the operation of filter cloth filter type, the water inlet mud containing rate does not have particular requirement, and dehydrating effect is (moisture percentage in sewage sludge is generally 70～75%) better; But it is higher relatively owing to intake pressure in operational process, filter cloth is damaged easily, and must wash filter cloth and filter plate after the operation, and operation is trouble comparatively, water inlet compression system and the operation of filter plate sheet frame pressing system are also more loaded down with trivial details, and the control to pressure during operation is had relatively high expectations.The filter plate pressing system adopts the machinery pressurization, needs consumption of power.Floor space is bigger, and apparatus cost is higher.Belt filter press: adopt the operation of filter cloth filter type, the water inlet mud containing rate is had relatively high expectations, and need carry out just carrying out after mud concentrates press filtration (it is 95～96% that the water inlet moisture percentage in sewage sludge requires), dehydrating effect general (moisture percentage in sewage sludge is generally 80～85%); In operational process, intake pressure is not had particular requirement, but when operation do back and forth rotation because machinery drives filter cloth, sideslip very easily requires high to the control of filter cloth.And needing to consume a large amount of clear water after the filter cloth operation cleans.Strainer pressing system, filter cloth washing system, all dynamic consumption of strainer deviation-rectifying system.Floor space is bigger, and apparatus cost is higher.Centrifugal sludge dewatering equipment: adopt the rotating centrifugal effect, sludge water drying mode is moved, the water inlet mud containing rate is had relatively high expectations (it is 95～96% that the water inlet moisture percentage in sewage sludge requires), and dehydrating effect is (moisture percentage in sewage sludge is generally 70～80%) better; In operational process, intake pressure is not had particular requirement, but when operation because rotating cylinder needs high speed rotating, power consumption is very big.And because the high speed rotating of device is high to the making accuracy requirement of device.Domestic centrifugal sludge dewatering equipment half commonly used is an inlet device at present, and construction costs is high, and the operation control process is also very complicated, though floor space is less relatively, the cost performance of device is relatively poor relatively.
Summary of the invention
Goal of the invention: technical problem to be solved by this invention is at the deficiencies in the prior art, provides a kind of and makes sludge dewatering realize oversimplifying, the gravity type sludge dehydration device of the no energy consumption of operation.
Technical scheme: the invention discloses a kind of gravity type sludge dehydration device, comprise housing, above housing, be provided with water inlet pipe, the below is provided with water shoot and shore pipe, there is a dewatering unit to connect the housing inner top to the bottom, the housing inner chamber is divided into clean water area and mixing zone, is provided with the cross section that is communicated with water inlet pipe in the mixing zone from top to bottom and is circular mixed allocation tube, first water eliminator, second water eliminator, shore pipe is communicated with the lower end, mixing zone; Be provided with drip pan in the clean water area, water shoot is communicated with the drip pan lower end; Described water inlet pipe is communicated with the mixed allocation tube, and the mixed allocation tube is provided with water distributing pore, and described first water eliminator, second water eliminator are disposed on mixed allocation tube below and downward-sloping relative with dewatering unit.Utilize the elasticity of rubber (or medium-soft plastics), water eliminator is set on dewatering unit, make current can not be flowed directly to the bottom, and stop that mud stops on top, reach the purpose of further draining, dehydration.After mud reaches certain quality, under the dual function of gravity and sluicing, very easily slip into the bottom simultaneously again, enter the shore pipe discharger, do not cause obstruction and in device, be not detained.
Among the present invention, described water inlet pipe is vertical with the housing upper surface and be positioned at the tangential direction of mixed allocation tube.Be to adopt tangent line water inlet form, the mud after the dosing has been strengthened the dosing coagulation effect at the inner eddy flow that forms of mixed allocation tube, and the combination of mud flocculation particulate is more closely knit, the mud more dehydration.
Among the present invention, described mixed allocation tube is provided with outward extending water outlet flow deflector.Mud mixing drum effluent adopting flow deflector plays the uniform purpose of water distribution.
Among the present invention, described dewatering unit is a filter cloth, and described filter cloth is streamline shape serpentine from top to bottom, and described filter cloth middle part is provided with draining board, and described drip pan is positioned at the draining board below.Adopt elasticity band steel steel plate or spring steel skeleton construction preferably around the filter cloth, make through operations such as processing, moulding, tensions.Water in the mud (or high turbidity dirty waste water) is under action of gravity, and the infiltration by filter cloth is gone out by drop, will be after the another side that flow to filter cloth is stopped by draining board directly to dirty on draining board, compile direct discharger behind the drip pan that flows into the bottom.Mud granule is then held back by filter cloth, thus reach sludge dewatering purpose.
Among the present invention, described housing both sides are provided with the angle demodulator that is connected with filter cloth, and described angle demodulator comprises adjusting screw(rod), first setting nut, second setting nut and the fixed block of fixedlying connected with described housing; Described adjusting screw(rod) one end is connected with the middle part of described dewatering unit, and the other end passes first setting nut, fixed block and second setting nut successively.Screw rod regulative mode among the present invention: the screw rod tension is made filter cloth support and filter cloth angular bend, increase the residence time of mud on filter cloth; Otherwise screw rod loosened making filter cloth support and filter cloth angle become straight, mud residence time on filter cloth shortens, and easier landing.From regulating the angle and the elasticity of streamlining dehydration filter cloth, regulate the mud residence time of muddy water on filter cloth, make more that the sludge water drop goes out.
Among the present invention, preferably, position corresponding with described adjusting screw(rod) on the described housing is provided with chute.
Among the present invention, described shore pipe below is provided with the splashproof shirt rim.The splashproof shirt rim that the mud discharging mouth bottom adopts canvas to make, and adopt trapezoidal bucket-shaped setting, make mud discharging mouth concentrated relatively, and shortened the relative distance of mud discharging mouth with the device that grafts clay, prevent to produce splash when mud from falling, be convenient to collect.
Beneficial effect: this device has the following advantages: realize that 1, body apparatus is unpowered, whole dehydration need not power set and drives, and the run by gravity of its dehydration dependence water and the osmosis drop of filter cloth go out the water in the mud.And sludge dewatering efficient height, filter cake liquid holdup 80～85%, the mud rate of recovery＞90%.Apparatus structure is simple, because non-power consumption, so noiselessness in service, vibrations, wearing and tearing safeguard that simply maintenance cost is low.Realize unattendedly, saved the labor force.2, wide accommodation both can be used for handling high silt content sludge dewatering, was fit to again simultaneously handle the relatively low waste water of sludge concentration, promptly can be used for the central pre-treatment of sewage disposal, removed the particulate state suspended impurity in the sewage.Device is inner to be provided with the coagulation section according to hydrocyclone mixings coagulation mode, makes sludge water at the inner coagulation of device, increases flocculating effect, improves dewatering efficiency, realization coagulation, dewatering integrated purpose.3, rely on mud to pile up the action of gravity of back self, and filter cloth remains under the prerequisite that water washes away always, realize that the oneself cleans automatic mud removing, water saving.And do not have mud and be deposited in the interior phenomenon of device.4, the dehydrating effect of mud relies on the angle of regulating filter cloth, increases, subtracts the accumulating amount of mud, increases, subtracts the residence time of mud on filter cloth simultaneously, realizes the effect of sludge dewatering.And device is full-closed structure, and no foul smell in service and sewage directly discharge, so do not produce secondary pollution.5, this device can be realized directly advancing mud and handles, and need not mud collecting tank or concentration basin are set separately, has significantly reduced project scale, has saved investment cost.6, this device Application Areas is extensive: be applicable to the sludge dewatering of industries such as environmental protection, papermaking, food; Be particularly useful for the sludge dewatering of civilian small-sized, subminiature sewage disposal project, filled up the blank of China's unpowered sludge dehydration machine.
Description of drawings
Below in conjunction with the drawings and specific embodiments the present invention is done further to specify, above-mentioned and/or otherwise advantage of the present invention will become apparent.
Fig. 1 is a device of the present invention side structural representation.
Fig. 2 is a device Facad structure synoptic diagram of the present invention.
Fig. 3 is a device top surface structure synoptic diagram of the present invention.
Fig. 4 is an angle demodulator part-structure synoptic diagram of the present invention.
Embodiment:
As Fig. 1, Fig. 2 and shown in Figure 3, the invention discloses a kind of gravity type sludge dehydration device, comprise housing 1, be provided with water inlet pipe 2 above housing, the below is provided with water shoot 13 and shore pipe 9, has a dewatering unit 5 to connect the housing inner top to the bottom, housing 1 inner chamber is divided into clean water area and mixing zone, be provided with the cross section that is communicated with water inlet pipe 2 in the mixing zone from top to bottom and be circular mixed allocation tube 3, the first water eliminators 7, second water eliminator 14, shore pipe 9 is communicated with the lower end, mixing zone; Be provided with drip pan 8 in the clean water area, water shoot 13 is communicated with drip pan 8 lower ends; Described water inlet pipe 2 is communicated with mixed allocation tube 3, and mixed allocation tube 3 is provided with water distributing pore 4, and described first water eliminator 7, second water eliminator 14 are disposed on mixed allocation tube 3 belows and downward-sloping relative with dewatering unit 5.Described water inlet pipe 2 is vertical with housing 1 upper surface and be positioned at the tangential direction of mixed allocation tube 3.Described mixed allocation tube 3 is provided with outward extending water outlet flow deflector 15.Described dewatering unit 5 is a filter cloth.Described filter cloth is streamline shape serpentine from top to bottom.Described filter cloth middle part is provided with draining board 11, and described drip pan 8 is positioned at the draining board below.Described housing 1 both sides are provided with the angle demodulator 6 that is connected with filter cloth 5.As shown in Figure 4, described angle demodulator comprises adjusting screw(rod) 12, first setting nut 17, second setting nut 18 and the fixed block 19 of fixedlying connected with described housing 1; Described adjusting screw(rod) one end is that the mid-way is connected with the middle part of described dewatering unit, and the other end passes first setting nut, fixed block and second setting nut successively.The axle 12a of the inner core of the end that adjusting screw(rod) 12 is connected with the framework of described filter cloth 5 for being connected with the framework of filter cloth, the outer ring is adjusting screw(rod) axle sleeve 12b, the other end of adjusting screw(rod) 12 is threaded portion 12c, the synoptic diagram that dotted portion is among the figure, first setting nut 17 and second setting nut 18 can the shift positions.
During the invention process, by rotating first setting nut 17 and second setting nut 18, thereby regulating and controlling screw rod 12 1 ends stretch out the distance that is fixed on the fixed block on the housing, thereby make the filter cloth support by the tension of the adjusting screw(rod) the other end, make and angular bend increase the residence time of mud on filter cloth; Otherwise adjusting screw(rod) loosened making filter cloth support and filter cloth angle become straight, mud residence time on filter cloth shortens, and easier landing.
Described fixed block can be band iron.Position corresponding with described adjusting screw(rod) on the described housing 1 is provided with chute 16, is convenient to adjusting screw(rod) and slides.Described shore pipe 9 belows are provided with splashproof shirt rim 10.
During the operation of this device, tangent line enters the gravity type boat davit unpowered sludge dehydration device to mud muddy water through lifting and after adding flocculation agent, in the mixed allocation tube after waterpower rotation mixes, rely on run by gravity, be evenly distributed on the filter cloth by the streamlining frame supported by water distribution system, penetration by water filter cloth in the mud is gone out by drop, mud granule is held back by filter cloth, rely on dual function slowly trickling downwards of action of gravity and water inlet current along the filter cloth surface, mud is by secondary or hold back for three times when through the gravity water eliminator, and moisture in the mud will be under action of gravity be gone out by further drop.Because water eliminator is to be made by the medium-soft material, when the mud that stops when the gravity water eliminator reaches certainweight, water eliminator just will be bent, and mud finally reaches the purpose of dehydration by being trickled by the slit between the water eliminator of bending and the filter cloth downwards.The water that the filter cloth back side is gone out by drop relies on action of gravity to trickle downwards, thereby will be stopped by draining board after draining board directly splashes into collection bucket downwards when arriving nearest draining board and compile discharge.
Gravity type sludge dehydration device of the present invention is entirely the gravity type boat davit dehydration, need not power and drives i.e. energy free consumption.Macrobead (as stone and branch leaf) or fibrous mud are adapted to fully, and need not to be equipped with the mud comminutor unit again, device case is a full-closed structure, no foul smell is discharged, adopt the stainless steel channel-section steel in conjunction with stainless steel plate, materials used is simple and easy, and it is less relatively to make consumptive material.And the single unit system floor space of comparing with other sludge dewatering equipment is very little, and operating weight is also lighter, and device basic is not had particular requirement yet.
The invention provides a kind of thinking and method of gravity type sludge dehydration device; the method and the approach of this technical scheme of specific implementation are a lot; the above only is a preferred implementation of the present invention; should be understood that; for those skilled in the art; under the prerequisite that does not break away from the principle of the invention, can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.The all available prior art of each component part not clear and definite in the present embodiment is realized.
Claims (9)
1. gravity type sludge dehydration device, comprise housing (1), it is characterized in that, above housing, be provided with water inlet pipe (2), the below is provided with water shoot (13) and shore pipe (9), there is a dewatering unit (5) to connect the housing inner top to the bottom, housing (1) inner chamber is divided into clean water area and mixing zone, be provided with the cross section that is communicated with water inlet pipe (2) in the mixing zone from top to bottom and be circular mixed allocation tube (3), first water eliminator (7), second water eliminator (14), shore pipe (9) is communicated with the lower end, mixing zone; Be provided with drip pan (8) in the clean water area, water shoot (13) is communicated with drip pan (8) lower end; Described water inlet pipe (2) is communicated with mixed allocation tube (3), and mixed allocation tube (3) is provided with water distributing pore (4), and described first water eliminator (7), second water eliminator (14) are disposed on mixed allocation tube (3) below and downward-sloping relative with dewatering unit (5).
2. gravity type sludge dehydration device according to claim 1 is characterized in that, described water inlet pipe (2) is vertical with housing (1) upper surface and be positioned at the tangential direction of mixed allocation tube (3).
3. gravity type sludge dehydration device according to claim 1 and 2 is characterized in that, described mixed allocation tube (3) is provided with outward extending water outlet flow deflector (15).
4. gravity type sludge dehydration device according to claim 1 is characterized in that, described dewatering unit (5) is a filter cloth.
5. gravity type sludge dehydration device according to claim 4 is characterized in that, described filter cloth is streamline shape serpentine from top to bottom
6. according to claim 4 or 5 described gravity type sludge dehydration devices, it is characterized in that described filter cloth middle part is provided with draining board (11), described drip pan (8) is positioned at the draining board below.
7. according to claim
Described gravity type sludge dehydration device, it is characterized in that, described housing (1) both sides are provided with the angle demodulator (6) that is connected with filter cloth (5), and described angle demodulator comprises adjusting screw(rod) (12), first setting nut (17), second setting nut (18) and the fixed block (19) of fixedlying connected with described housing (1); Described adjusting screw(rod) one end is connected with the middle part of described dewatering unit, and the other end passes first setting nut, fixed block and second setting nut successively.
8. gravity type sludge dehydration device according to claim 7 is characterized in that, described housing (1) is gone up the position corresponding with described adjusting screw(rod) and is provided with chute (16).
9. gravity type sludge dehydration device according to claim 1 is characterized in that, described shore pipe (9) below is provided with splashproof shirt rim (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101832748A CN101613172B (en) | 2009-07-30 | 2009-07-30 | Gravity type sludge dehydration device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101832748A CN101613172B (en) | 2009-07-30 | 2009-07-30 | Gravity type sludge dehydration device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101613172A CN101613172A (en) | 2009-12-30 |
| CN101613172B true CN101613172B (en) | 2011-09-07 |
Family
ID=41493083
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009101832748A Active CN101613172B (en) | 2009-07-30 | 2009-07-30 | Gravity type sludge dehydration device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101613172B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103833196A (en) * | 2014-02-20 | 2014-06-04 | 镇江市水业总公司 | supermatant discharge system and sludge condensation method |
| CN115448437B (en) * | 2022-10-10 | 2023-08-08 | 福建南平三元循环技术有限公司 | Wastewater recycling device for silica gel production and treatment method thereof |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201473432U (en) * | 2009-07-30 | 2010-05-19 | 江苏八达科技有限公司 | Gravity type sludge dewatering apparatus |
-
2009
- 2009-07-30 CN CN2009101832748A patent/CN101613172B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201473432U (en) * | 2009-07-30 | 2010-05-19 | 江苏八达科技有限公司 | Gravity type sludge dewatering apparatus |
Non-Patent Citations (2)
| Title |
|---|
| JP特开2002-239598A 2002.08.27 |
| JP特开2009-142773A 2009.07.02 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101613172A (en) | 2009-12-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101696077B (en) | Method for screening and dewatering urban sludge efficiently | |
| CN106269795A (en) | A kind of waste oil paint can continuous high-efficient processing equipment | |
| CN203498238U (en) | Sludge dewatering machine | |
| CN207175619U (en) | A kind of Water purification filter | |
| CN201458889U (en) | Sewage treatment device | |
| CN101613172B (en) | Gravity type sludge dehydration device | |
| CN201473432U (en) | Gravity type sludge dewatering apparatus | |
| KR200409043Y1 (en) | Sludge treatment apparatus with thickener and drier line | |
| CN215559491U (en) | Metal wastewater treatment and recovery equipment | |
| KR101212425B1 (en) | A Connting Device of Sludge Separation and Sludge Moisture | |
| CN201560163U (en) | Skid-mounted oily sludge dewatering device | |
| CN115385539B (en) | Sludge step-by-step separation system | |
| CN202465418U (en) | Baffling settlement automatic filtering water purification all-in-one machine | |
| JP6703765B2 (en) | Drum type concentrator | |
| CN206244582U (en) | Dyeing and printing sewage processing system | |
| JP4129479B1 (en) | Sludge treatment method and treatment system | |
| CN211734054U (en) | Desulfurization waste water is used for high-efficient water treatment system that defroster washed | |
| CN208641927U (en) | A kind of sewage disinfection treatment precision the screen to filtrate machine | |
| CN203123665U (en) | Dehydrator | |
| CN208995320U (en) | Environment friendly washing Intergration system | |
| JP5481654B2 (en) | Sludge treatment method and treatment system | |
| KR100395853B1 (en) | The separator | |
| KR100445686B1 (en) | a disk-type concentrate machine and, a sludge dehydration system thereof | |
| JPH11300400A (en) | Mobile sludge dehydrating car | |
| JP2006035178A (en) | Apparatus, system and treatment method for recovering sludge |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: West Road in Gaocheng Town Industrial Park in Jiangsu Province, 214214 foreign investment in Yixing City, No. 3 Patentee after: JIANGSU BADA SCIENCE AND TECHNOLOGY CO., LTD. Address before: West Road in Gaocheng Town Industrial Park in Jiangsu Province, 214214 foreign investment in Yixing City, No. 3 Patentee before: Jiangsu Bada Science & Technology Co., Ltd. |