CN204434441U - Movable type sludge dewatering unit - Google Patents
Movable type sludge dewatering unit Download PDFInfo
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- CN204434441U CN204434441U CN201420824488.5U CN201420824488U CN204434441U CN 204434441 U CN204434441 U CN 204434441U CN 201420824488 U CN201420824488 U CN 201420824488U CN 204434441 U CN204434441 U CN 204434441U
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- mud
- press
- assembly
- roller
- pony press
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- 239000010802 sludge Substances 0.000 title claims abstract description 61
- 230000005540 biological transmission Effects 0.000 claims abstract description 31
- 229910000831 Steel Inorganic materials 0.000 claims description 29
- 239000010959 steel Substances 0.000 claims description 29
- 239000004744 fabric Substances 0.000 claims description 20
- 238000003825 pressing Methods 0.000 claims description 20
- 238000007493 shaping process Methods 0.000 claims description 17
- 238000005406 washing Methods 0.000 claims description 13
- 230000002787 reinforcement Effects 0.000 claims description 6
- 238000001914 filtration Methods 0.000 abstract description 18
- 238000000034 method Methods 0.000 abstract description 10
- 238000006297 dehydration reaction Methods 0.000 abstract description 6
- 238000001125 extrusion Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 11
- 238000004140 cleaning Methods 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 239000000203 mixture Substances 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 230000001105 regulatory Effects 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 238000010923 batch production Methods 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Abstract
The utility model discloses a kind of movable type sludge dewatering unit, comprises casing, precompressed mechanism and high pressure dewatering device, and precompressed mechanism and high pressure dewatering device are located at box house; High pressure dewatering device is the belt filter press structure be obliquely installed, comprise symmetrically arranged upper pressure mud assembly and press down mud assembly, upper pressure mud assembly and press down between mud assembly and form mud passage, along the throughput direction of mud, the cross-sectional width of mud passage reduces gradually, the entrance of mud passage is positioned at top, and the outlet of mud passage is positioned at below; Its method is that mud first carries out predrainage through precompressed mechanism, then sends in the mud passage of high pressure dewatering device, by transmission and the high-pressure extrusion of upper press filtration assembly and lower press filtration assembly, carries out high efficient, high pressure dehydration.The utility model proposes for the process of domestic sludge or a small amount of industrial sludge, and its apparatus structure is simple and compact, can be applicable to the sludge treatment of multiple occasion flexibly, effectively reduces sludge treatment cost.
Description
Technical field
The utility model relates to technical field of sludge treatment, particularly a kind of movable type sludge dewatering unit.
Background technology
The recycling of mud, solve the solid gurry of mud to the Main way of environmental hazard, utilize in technology at various recycling sludge, wherein sludge dewatering is common technology, in sludge dehydration process, the selection of dehydration equipment is the key that sludge dewatering is produced, and the device for dehydrating sladge waste that existing production mainly adopts has the sheet frame water extracter, the van-type water extracter that utilize press filtration mode, belt mud dewatering equipment, utilizes the centrifuge that centrifugation is dewatered.
It is little that centrifuge has occupation of land, the advantages such as level of automation is high, single machine yield is large, but the shortcomings such as mass dryness fraction is lower, power consumption is high of dewatering; Sheet frame or van-type water extracter can improve press filtration pressure and time of filter pressing easily, to the strong adaptability of mud, dehydration mass dryness fraction is higher, but because of its batch production, when keeping time of filter pressing more of a specified duration, yield poorly, filter cloth cleaning difficulty, the shortcomings such as the operator needed are many, constrain the application of this kind equipment in sludge dewatering.
Belt filter press utilizes tension force and the pressure of filter cloth, filter cloth applies pressure to mud, make sludge dewatering, belt filter press, due to the low advantage of continuous seepage, power consumption, becomes sludge dewatering and adopts relatively many equipment, but existing belt filter press does not have special to execute stressed mechanism to mud, thus lower to the pressure of mud, generally the mass dryness fraction of mud can only be brought up to 10%-30%, press filtration mass dryness fraction is low, is difficult to meet the current requirement to sludge dewatering.Simultaneously, existing belt filter press general structure is comparatively huge, equipment cost is higher, large-scale industrial treatment can only be applicable to, and for the process of domestic sludge or in a small amount industrial sludge, current treatment process is transported to special disposal field after being still and being collected by mud and processes, and cannot realize treatment in situ, its processing cost is quite high.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, for the process of a small amount of mud, provides the movable type sludge dewatering unit that a kind of compact construction, sludge dewatering amount are higher.
The technical solution of the utility model is: a kind of movable type sludge dewatering unit, comprises casing, precompressed mechanism and high pressure dewatering device, and according to the throughput direction of mud, precompressed mechanism and high pressure dewatering device are located at box house successively; High pressure dewatering device is the belt filter press structure be obliquely installed, comprise symmetrically arranged upper pressure mud assembly and press down mud assembly, upper pressure mud assembly and press down between mud assembly and form mud passage, along the throughput direction of mud, the cross-sectional width of mud passage reduces gradually, the entrance of mud passage is positioned at top, and the outlet of mud passage is positioned at below.High pressure dewatering device adopts the belt filter press structure be obliquely installed, the floor space of equipment can be reduced on the one hand, make device structure compacter, pressure mud assembly can be realized on the other hand and dewater with the both sides pressing down mud assembly simultaneously, thus realize efficient high-pressure dehydration.
Described upper pressure mud assembly is identical with the structure pressing down mud assembly, comprise transmission chain, steel band and filter cloth respectively, transmission chain surface arranges steel band, and filter cloth is covered in steel strip surface, transmission chain, steel band and filter cloth form the band type structure of three-layer type, and steel band side is provided with steel belt tensioning roller.Transmission chain, steel band and filter cloth are successively covered the one-piece construction forming three-layer type, save the filter plate and filter cloth system that adopt in conventional belt pressure filter, effective reduction is pressed mud assembly and the weight pressing down mud assembly, make dewatering unit entirety light, required place can be moved to easily and use.Steel belt tensioning roller is set in steel band side, the rate of tension of steel band and filter cloth can be regulated in real time, the demand of itself and dewatering process is adapted.
Described transmission chain is by chain sprocket drive, and the side near mud passage on transmission chain is filter pressing section, and transmission chain is delivery section away from the side of mud passage, and steel belt tensioning roller is located in delivery section.
In order to strengthen upper pressure mud assembly and the crushing strength to mud pressing down mud assembly further, and guarantee that the compressive plane of transmission chain is held in a plane, the filter pressing section of described transmission chain is also provided with multiple reinforcement roller, multiple reinforcement roller is located at inside the compressive plane of filter pressing section side by side.
In order to keep the degree of cleaning of filter cloth, strengthening the dehydrating effect of high pressure dewatering device, outside the delivery section of described transmission chain, being also provided with screw-washing mechanism.
As a kind of preferred version, between the center line of described mud passage and horizontal plane, form the angle of 45 ~ 75 °.When angle is too small, cannot realizes high pressure dewatering device both sides and dewater simultaneously, affect dewatering efficiency, when angle is excessive, the transfer rate of mud in mud passage is difficult to be controlled preferably, affects dehydrating effect.
As a kind of preferred version, described upper pressure mud assembly and press down the angle forming 10 ~ 20 ° between mud assembly, this angular range can realize higher dehydrating effect; Along the center line direction of mud passage, upper pressure mud assembly and press down mud assembly and be symmetrical arranged.
Described precompressed mechanism comprises feed bin, upper filter screen, lower filter screen, shaping roller, the first pony press group and the second pony press group, feed bin is located at above lower filter screen, precompressed section is formed between upper filter screen and lower filter screen, according to the throughput direction of mud, precompressed section place sets gradually shaping roller, the first pony press group and the second pony press group;
First pony press group comprises pony press and first time pony press on first, and the second pony press group comprises pony press and second time pony press on second;
By pony press on pony press, second on the shaping roller, first that sets gradually, press driving wheel, upper deviation rectification roller, upper flexible roller and upper deflector roll in advance, upper filter screen forms the band type structure of circulation;
By the shaping roller that sets gradually, first time pony press, second time pony press, depress driving wheel, lower deflector roll, lower deviation rectification roller and lower flexible roller in advance, lower filter screen forms the band type structure of circulation;
Upper deflector roll, between shaping roller and lower flexible roller, form the sludge inlet of precompressed mechanism, second pony press group, press the sludge outlet forming precompressed mechanism between driving wheel and pre-pressure driving wheel in advance, the sludge outlet of precompressed mechanism is connected with the mud feeder connection of high pressure dewatering device.After mud falls into lower filter screen from feed bin, precompressed section is sent into by sludge inlet, first carry out laying through shaping roller to integrate, after forming laminate structure with upper filter screen and lower filter screen, twice precompressed is carried out again by the first pony press group and the second pony press group, tentatively slough the portion of water in mud, last mud is sent by sludge outlet and is fallen into the mud passage of high pressure dewatering device.
Affect dehydrating effect to prevent from there is larger lumphy structure in untreated mud, feed bin can adopt the hopper with mix and blend mechanism.
Described precompressed section is provided with multiple drip tray; Be provided with screw-washing mechanism above upper filter screen, above lower filter screen, be also provided with screw-washing mechanism.Wherein, the setting of drip tray can facilitate the recovery of moisture in mud, and the setting of screw-washing mechanism can be cleaned upper filter screen and lower filter screen in real time, ensures the dehydrating effect of precompressed mechanism.
A kind of movable type sludge dewatering can be realized by above-mentioned dewatering unit, be specially: in casing, mud first carries out predrainage through precompressed mechanism, then send in the mud passage of high pressure dewatering device, by transmission and the high-pressure extrusion of upper press filtration assembly and lower press filtration assembly, mud is carried to the Way out of mud passage, and the moisture content simultaneously in mud is discharged from the upper press filtration assembly of mud passage both sides and lower press filtration assembly; Along with the cross-sectional width of mud passage reduces gradually, the squeeze suffered by mud increases gradually, and the moisture content in mud reduces gradually.
The utility model, relative to prior art, has following beneficial effect:
1, this movable type sludge dewatering unit proposes for the process of domestic sludge or a small amount of industrial sludge, and its apparatus structure is simple and compact, can be applicable to the sludge treatment of multiple occasion flexibly, effectively reduces sludge treatment cost.
2, in this movable type sludge dewatering unit, mud first carries out predrainage through precompressed mechanism, high pressure dewatering device again through belt carries out high press-dehydrating, its press filtration mass dryness fraction is high, test with mud of the same race, the press filtration mass dryness fraction of this movable type sludge dewatering unit is higher than traditional sludge dewatering unit by more than 20%.
3, the high pressure dewatering device press filtration pressure in this movable type sludge dewatering unit is high, can reach more than 6MPa, higher than traditional sludge dewatering unit by more than 50 ~ 100%.
4, the pressure-filtering process of this movable type sludge dewatering unit is continuous, saves handling equipment and conveying energy consumption; Its operation energy consumption is low simultaneously, by unit over dry mud gauge, in press filtration under equal mass dryness fraction, compares traditional sludge dewatering unit, can save energy more than 30 ~ 50%.
Accompanying drawing explanation
Fig. 1 is the principle schematic of this movable type sludge dewatering unit.
Fig. 2 is the structural representation of this movable type sludge dewatering unit mesohigh dewatering device.
Embodiment
Below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail, but embodiment of the present utility model is not limited thereto.
Embodiment
A kind of movable type sludge dewatering unit of the present embodiment, as shown in Figure 1, comprise casing 1, precompressed mechanism 2 and high pressure dewatering device 3, according to the throughput direction of mud, precompressed mechanism and high pressure dewatering device are located at box house successively; High pressure dewatering device is the belt filter press structure be obliquely installed, comprise symmetrically arranged upper pressure mud assembly and press down mud assembly, upper pressure mud assembly and press down between mud assembly and form mud passage 4, along the throughput direction of mud, the cross-sectional width of mud passage reduces gradually, the entrance of mud passage is positioned at top, and the outlet of mud passage is positioned at below.High pressure dewatering device adopts the belt filter press structure be obliquely installed, the floor space of equipment can be reduced on the one hand, make device structure compacter, pressure mud assembly can be realized on the other hand and dewater with the both sides pressing down mud assembly simultaneously, thus realize efficient high-pressure dehydration.
As shown in Figure 2, upper pressure mud assembly is identical with the structure pressing down mud assembly, comprise transmission chain 5, steel band 6 and filter cloth 7 respectively, transmission chain surface arranges steel band, filter cloth is covered in steel strip surface, transmission chain, steel band and filter cloth form the band type structure of three-layer type, and steel band side is provided with steel belt tensioning roller 8 (as shown in Figure 1).Transmission chain, steel band and filter cloth are successively covered the one-piece construction forming three-layer type, save the filter plate and filter cloth system that adopt in conventional belt pressure filter, effective reduction is pressed mud assembly and the weight pressing down mud assembly, make dewatering unit entirety light, required place can be moved to easily and use.Steel belt tensioning roller is set in steel band side, the rate of tension of steel band and filter cloth can be regulated in real time, the demand of itself and dewatering process is adapted.
Transmission chain is by chain sprocket drive, and the side near mud passage on transmission chain is filter pressing section, and transmission chain is delivery section away from the side of mud passage, and steel belt tensioning roller is located in delivery section.
In order to strengthen upper pressure mud assembly and the crushing strength to mud pressing down mud assembly further, and guarantee that the compressive plane of transmission chain is held in a plane, as shown in Figure 2, the filter pressing section of transmission chain is also provided with multiple reinforcement roller 9, multiple reinforcement roller is located at inside the compressive plane of filter pressing section side by side.
In order to keep the degree of cleaning of filter cloth, strengthen the dehydrating effect of high pressure dewatering device, as shown in Figure 1, be also provided with screw-washing mechanism 10 outside the delivery section of transmission chain, screw-washing mechanism can adopt traditional spray type cleaning machine structure.
The angle of 45 ~ 75 ° is formed between the center line of mud passage and horizontal plane.Proved by experiment, when angle is too small, cannot realizes high pressure dewatering device both sides and dewater simultaneously, affect dewatering efficiency, when angle is excessive, the transfer rate of mud in mud passage is difficult to be controlled preferably, affects dehydrating effect.
Upper pressure mud assembly and press down the angle forming 10 ~ 20 ° between mud assembly, proved by experiment, this angular range can realize higher dehydrating effect; Along the center line direction of mud passage, upper pressure mud assembly and press down mud assembly and be symmetrical arranged.
As shown in Figure 1, precompressed mechanism comprises feed bin 11, upper filter screen 12, lower filter screen 13, shaping roller 14, first pony press group 15 and the second pony press group 16, feed bin is located at above lower filter screen, precompressed section is formed between upper filter screen and lower filter screen, according to the throughput direction (as illustrated by the arrows in fig. 1) of mud, precompressed section place sets gradually shaping roller, the first pony press group and the second pony press group;
First pony press group comprises pony press and first time pony press on first, and the second pony press group comprises pony press and second time pony press on second;
By pony press on pony press, second on the shaping roller, first that sets gradually, press driving wheel 17, upper deviation rectification roller 18, upper flexible roller 19 and upper deflector roll 20 in advance, upper filter screen forms the band type structure of circulation;
By the shaping roller that sets gradually, first time pony press, second time pony press, pre-pressure driving wheel 21, lower deflector roll 22, lower deviation rectification roller 23 and lower flexible roller 24, lower filter screen forms the band type structure of circulation;
Upper deflector roll, between shaping roller and lower flexible roller, form the sludge inlet A of precompressed mechanism, second pony press group, press the sludge outlet B forming precompressed mechanism between driving wheel and pre-pressure driving wheel in advance, the sludge outlet of precompressed mechanism is connected with the mud feeder connection of high pressure dewatering device.After mud falls into lower filter screen from feed bin, precompressed section is sent into by sludge inlet, first carry out laying through shaping roller to integrate, after forming laminate structure with upper filter screen and lower filter screen, twice precompressed is carried out again by the first pony press group and the second pony press group, tentatively slough the portion of water in mud, last mud is sent by sludge outlet and is fallen into the mud passage of high pressure dewatering device.
Affect dehydrating effect to prevent from there is larger lumphy structure in untreated mud, feed bin can adopt the hopper with mix and blend mechanism.
Described precompressed section is provided with multiple drip tray 25; Be provided with screw-washing mechanism 10 above upper filter screen, above lower filter screen, be also provided with screw-washing mechanism 10.Wherein, the setting of drip tray can facilitate the recovery of moisture in mud, and the setting of screw-washing mechanism can be cleaned upper filter screen and lower filter screen in real time, and ensure the dehydrating effect of precompressed mechanism, screw-washing mechanism can adopt traditional spray type cleaning machine structure.
A kind of movable type sludge dewatering can be realized by above-mentioned dewatering unit, be specially: in casing, mud first carries out predrainage through precompressed mechanism, then send in the mud passage of high pressure dewatering device, by transmission and the high-pressure extrusion of upper press filtration assembly and lower press filtration assembly, mud is carried to the Way out of mud passage, and the moisture content simultaneously in mud is discharged from the upper press filtration assembly of mud passage both sides and lower press filtration assembly; Along with the cross-sectional width of mud passage reduces gradually, the squeeze suffered by mud increases gradually, and the moisture content in mud reduces gradually.
As mentioned above, just can realize the utility model preferably, above-described embodiment is only preferred embodiment of the present utility model, is not used for limiting practical range of the present utility model; Namely all equalizations done according to the utility model content change and modify, all by the utility model claim scope required for protection is contained.
Claims (9)
1. movable type sludge dewatering unit, is characterized in that, comprises casing, precompressed mechanism and high pressure dewatering device, and according to the throughput direction of mud, precompressed mechanism and high pressure dewatering device are located at box house successively; High pressure dewatering device is the belt filter press structure be obliquely installed, comprise symmetrically arranged upper pressure mud assembly and press down mud assembly, upper pressure mud assembly and press down between mud assembly and form mud passage, along the throughput direction of mud, the cross-sectional width of mud passage reduces gradually, the entrance of mud passage is positioned at top, and the outlet of mud passage is positioned at below.
2. movable type sludge dewatering unit according to claim 1, it is characterized in that, described upper pressure mud assembly is identical with the structure pressing down mud assembly, comprise transmission chain, steel band and filter cloth respectively, transmission chain surface arranges steel band, filter cloth is covered in steel strip surface, and transmission chain, steel band and filter cloth form the band type structure of three-layer type, and steel band side is provided with steel belt tensioning roller.
3. movable type sludge dewatering unit according to claim 2, it is characterized in that, described transmission chain is by chain sprocket drive, and the side near mud passage on transmission chain is filter pressing section, transmission chain is delivery section away from the side of mud passage, and steel belt tensioning roller is located in delivery section.
4. movable type sludge dewatering unit according to claim 3, is characterized in that, the filter pressing section of described transmission chain is also provided with multiple reinforcement roller, and multiple reinforcement roller is located at inside the compressive plane of filter pressing section side by side.
5. movable type sludge dewatering unit according to claim 3, is characterized in that, is also provided with screw-washing mechanism outside the delivery section of described transmission chain.
6. movable type sludge dewatering unit according to claim 1, is characterized in that, forms the angle of 45 ~ 75 ° between the center line of described mud passage and horizontal plane.
7. movable type sludge dewatering unit according to claim 1, is characterized in that, described upper pressure mud assembly and press down the angle forming 10 ~ 20 ° between mud assembly; Along the center line direction of mud passage, upper pressure mud assembly and press down mud assembly and be symmetrical arranged.
8. movable type sludge dewatering unit according to claim 1, it is characterized in that, described precompressed mechanism comprises feed bin, upper filter screen, lower filter screen, shaping roller, the first pony press group and the second pony press group, feed bin is located at above lower filter screen, precompressed section is formed between upper filter screen and lower filter screen, according to the throughput direction of mud, precompressed section place sets gradually shaping roller, the first pony press group and the second pony press group;
First pony press group comprises pony press and first time pony press on first, and the second pony press group comprises pony press and second time pony press on second;
By pony press on pony press, second on the shaping roller, first that sets gradually, press driving wheel, upper deviation rectification roller, upper flexible roller and upper deflector roll in advance, upper filter screen forms the band type structure of circulation;
By the shaping roller that sets gradually, first time pony press, second time pony press, depress driving wheel, lower deflector roll, lower deviation rectification roller and lower flexible roller in advance, lower filter screen forms the band type structure of circulation;
Upper deflector roll, between shaping roller and lower flexible roller, form the sludge inlet of precompressed mechanism, second pony press group, press the sludge outlet forming precompressed mechanism between driving wheel and pre-pressure driving wheel in advance, the sludge outlet of precompressed mechanism is connected with the mud feeder connection of high pressure dewatering device.
9. movable type sludge dewatering unit according to claim 8, is characterized in that, described precompressed section is provided with multiple drip tray; Be provided with screw-washing mechanism above upper filter screen, above lower filter screen, be also provided with screw-washing mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420824488.5U CN204434441U (en) | 2014-12-19 | 2014-12-19 | Movable type sludge dewatering unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420824488.5U CN204434441U (en) | 2014-12-19 | 2014-12-19 | Movable type sludge dewatering unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204434441U true CN204434441U (en) | 2015-07-01 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420824488.5U Withdrawn - After Issue CN204434441U (en) | 2014-12-19 | 2014-12-19 | Movable type sludge dewatering unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204434441U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104548710A (en) * | 2014-12-19 | 2015-04-29 | 华南理工大学 | Movable sludge dewatering device and method |
| CN113045169A (en) * | 2021-04-06 | 2021-06-29 | 河南城建学院 | Modularized sludge drying system based on solar heat utilization |
-
2014
- 2014-12-19 CN CN201420824488.5U patent/CN204434441U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104548710A (en) * | 2014-12-19 | 2015-04-29 | 华南理工大学 | Movable sludge dewatering device and method |
| CN113045169A (en) * | 2021-04-06 | 2021-06-29 | 河南城建学院 | Modularized sludge drying system based on solar heat utilization |
| CN113045169B (en) * | 2021-04-06 | 2022-06-07 | 河南城建学院 | Modularized sludge drying system based on solar heat utilization |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150701 Effective date of abandoning: 20161005 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |