CN220845872U - Sludge dewatering device for sewage treatment - Google Patents
Sludge dewatering device for sewage treatment Download PDFInfo
- Publication number
- CN220845872U CN220845872U CN202322023727.9U CN202322023727U CN220845872U CN 220845872 U CN220845872 U CN 220845872U CN 202322023727 U CN202322023727 U CN 202322023727U CN 220845872 U CN220845872 U CN 220845872U
- Authority
- CN
- China
- Prior art keywords
- sludge
- sewage treatment
- filter belt
- dewatering device
- belt
- 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
- 239000010802 sludge Substances 0.000 title claims abstract description 104
- 239000010865 sewage Substances 0.000 title claims abstract description 34
- 238000003756 stirring Methods 0.000 claims abstract description 43
- 239000007788 liquid Substances 0.000 claims abstract description 27
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 21
- 239000003814 drug Substances 0.000 claims abstract description 20
- 239000012071 phase Substances 0.000 claims abstract description 18
- 238000001125 extrusion Methods 0.000 claims abstract description 17
- 239000007790 solid phase Substances 0.000 claims abstract description 9
- 239000007791 liquid phase Substances 0.000 claims abstract description 5
- 239000003638 chemical reducing agent Substances 0.000 claims description 18
- 238000007789 sealing Methods 0.000 claims description 13
- 230000005540 biological transmission Effects 0.000 claims description 10
- 230000015271 coagulation Effects 0.000 abstract description 4
- 238000005345 coagulation Methods 0.000 abstract description 4
- 239000008394 flocculating agent Substances 0.000 abstract description 4
- 239000002245 particle Substances 0.000 abstract description 4
- 230000018044 dehydration Effects 0.000 description 3
- 238000006297 dehydration reaction Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000007790 scraping Methods 0.000 description 2
- 238000004062 sedimentation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005189 flocculation Methods 0.000 description 1
- 230000016615 flocculation Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000010813 municipal solid waste Substances 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
Landscapes
- Treatment Of Sludge (AREA)
Abstract
The utility model discloses a mud dewatering device for sewage treatment, which relates to the technical field of sewage treatment and comprises the following components: the device comprises a rack, a stirring barrel arranged on the rack, a medicine pond arranged on the rack and connected with a first feed inlet of the stirring barrel, a two-phase solid-liquid separator arranged on the rack and connected with a water outlet of the stirring barrel, a drainage tube connected with a liquid phase outlet of the two-phase solid-liquid separator, and an extrusion dehydrator connected with a solid phase outlet of the two-phase solid-liquid separator; the drainage tube is connected with the reservoir. The mud dewatering device for sewage treatment is characterized in that flocculating agents are added into a stirring barrel through a medicine pond to accelerate the coagulation of mud into particles, the mud and water are separated through a double-phase solid-liquid separator, and the separated mud still contains more water, so that the mud enters an extrusion type dewatering machine to be physically dewatered; has the advantages of small occupied area and capability of continuously treating sludge.
Description
Technical Field
The utility model relates to the technical field of sewage treatment, in particular to a mud dewatering device for sewage treatment.
Background
The treatment method is to purify pollution sources such as sewage, waste gas, sludge and garbage so as to reduce the damage to the environment, so that the aim of improving the environment is fulfilled. The simple treatment method is that muddy water is firstly precipitated in a sedimentation tank, and then the muddy water at the bottom of the water is scraped for natural airing or physical dehydration.
The existing treatment method requires a long time for sedimentation and is not suitable for occasions where sewage is continuously produced.
Disclosure of utility model
Aiming at the defects of the prior art, the utility model provides a mud dewatering device for sewage treatment, which solves the problems in the background art.
In order to achieve the above purpose, the utility model is realized by the following technical scheme: a sludge dewatering device for sewage treatment, comprising: the device comprises a rack, a stirring barrel arranged on the rack, a medicine pond arranged on the rack and connected with a first feed inlet of the stirring barrel, a two-phase solid-liquid separator arranged on the rack and connected with a water outlet of the stirring barrel, a drainage tube connected with a liquid phase outlet of the two-phase solid-liquid separator, and an extrusion dehydrator connected with a solid phase outlet of the two-phase solid-liquid separator; the drainage tube is connected with the reservoir.
Preferably, the stirring barrel is provided with a sealing cover, and the center of the sealing cover is provided with a stirring mechanism.
Preferably, the stirring mechanism comprises a first servo motor arranged on the sealing cover, a first speed reducer connected with a first output shaft of the first servo motor, a transmission shaft connected with a second output shaft of the first speed reducer, the transmission shaft penetrates through the sealing cover to extend into the stirring barrel, and a stirring paddle is arranged at the tail end of the transmission shaft.
Preferably, the stirring barrel is provided with a second feeding port, the second feeding port is provided with a flow sensor, the first feeding port is provided with an electronic flow controller, a liquid level sensor is arranged in the medicine tank, and a singlechip electrically connected with the flow sensor, the electronic flow controller and the liquid level sensor is arranged outside the medicine tank.
Preferably, the extrusion dehydrator comprises a square tubular sludge channel, a belt conveyor arranged in the sludge channel and an extrusion conveying belt arranged on the belt conveyor, wherein the belt conveyor is provided with a first sludge filter belt, the extrusion conveying belt is provided with a second sludge filter belt, and the first sludge filter belt and the second sludge filter belt are in wedge-shaped arrangement.
Preferably, the first tail end of the sludge channel is provided with a receiving groove which extends outwards and is positioned below the solid phase outlet, and the first sludge filter belt horizontally extends from the front end of the sludge channel to the second tail end of the receiving groove.
Preferably, the belt conveyor comprises a first driving roller arranged at the front end, a plurality of first supporting rollers tangent to the first driving roller and horizontally and linearly arranged to the second tail end, a first sludge filter belt supported by the first driving roller and the first supporting rollers, and a driving mechanism for driving the first driving roller to rotate.
Preferably, the extrusion conveyor belt comprises a second driving roller arranged at the front end and arranged above the first driving roller in parallel, a plurality of second supporting rollers which are tangent to the second driving roller and are arranged in an upward inclined linear manner, a second sludge filter belt supported by the second driving roller and the second supporting rollers, and a driving mechanism for driving the second driving roller to rotate, wherein the running speed of the second sludge filter belt is the same as that of the first sludge filter belt.
Preferably, the driving mechanism comprises a first gear arranged on the first driving roller and positioned at the outer side of the sludge channel, a second gear arranged on the first driving roller and meshed with the first gear, a third gear arranged at the outer side of the sludge channel and meshed with the second gear, a second speed reducer connected with the third gear, and a second servo motor for driving the second speed reducer.
Preferably, the front end is provided with a first scraper in sliding contact with the first sludge filter belt 22, and the front end is provided with a second scraper in sliding contact with the second sludge filter belt.
Compared with the prior art, the utility model has the following beneficial effects:
1. The mud dewatering device for sewage treatment is characterized in that flocculating agents are added into a stirring barrel through a medicine pond to accelerate the coagulation of mud into particles, the mud and water are separated through a double-phase solid-liquid separator, and the separated mud still contains more water, so that the mud enters an extrusion type dewatering machine to be physically dewatered; has the advantages of small occupied area and capability of continuously treating sludge.
2. The mud dewatering device for sewage treatment measures the sewage water inflow through the flow sensor, transmits the water inflow signal to the singlechip, and controls the electronic flow controller to add the flocculant in the medicine tank into the stirring barrel, so that the proportion of the flocculant to the sewage is in a proper range, and the flocculant is saved; meanwhile, the liquid level sensor is arranged in the medicine tank and used for detecting the residual quantity of the flocculant, so that the flocculant is conveniently supplemented.
Drawings
FIG. 1 is a schematic view of a sludge dewatering apparatus for sewage treatment;
Fig. 2 is a schematic sectional structure view of a sludge dewatering apparatus for sewage treatment.
In the figure: the device comprises a frame 1, a stirring barrel 2, a first feed inlet 3, a medicine pond 4, a water outlet 5, a double-phase solid-liquid separator 6, a liquid phase outlet 7, a drainage tube 8, a solid phase outlet 9, an extrusion dehydrator 10, a sealing cover 11, a first servo motor 12, a first speed reducer 13, a transmission shaft 14, a stirring paddle 15, a second feed inlet 16, a flow sensor 17, an electronic flow controller 18, a liquid level sensor 19, a singlechip 20, a sludge channel 21, a first sludge filter belt 22, a second sludge filter belt 23, a receiving groove 24, a first driving roller 25, a first supporting roller 26, a second driving roller 27, a second supporting roller 28, a first gear 29, a second gear 30, a third gear 31, a first scraping plate 32, a second scraping plate 33, a second speed reducer 34 and a second servo motor 35.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Referring to fig. 1 to 2, the present utility model provides a technical solution: a sludge dewatering device for sewage treatment, comprising: a frame 1, a stirring barrel 2 arranged above the frame 1, a medicine pond 4 arranged on the frame 1 and connected with a first feed inlet 3 of the stirring barrel 2, a double-phase solid-liquid separator 6 arranged on the frame 1 and connected with a water outlet 5 of the stirring barrel 2, a drainage tube 8 connected with a liquid phase outlet 7 of the double-phase solid-liquid separator 6, and a squeezing dehydrator 10 connected with a solid phase outlet 9 of the double-phase solid-liquid separator 6; the drainage tube 8 is connected with a reservoir. The medicine tank 4 adds flocculating agent into the stirring barrel 2 to accelerate the coagulation of the sludge into particles, then the sludge and water are separated by the double-phase solid-liquid separator 6, and the separated sludge still contains more water, so that the sludge enters the extrusion dehydrator 10 for dehydration.
The stirring barrel 2 is provided with a sealing cover 11, and a stirring mechanism is arranged in the center of the sealing cover 11. The stirring mechanism comprises a first servo motor 12 arranged on a sealing cover 11, a first speed reducer 13 connected with a first output shaft of the first servo motor 12, a transmission shaft 14 connected with a second output shaft of the first speed reducer 13, the transmission shaft 14 penetrates through the sealing cover 11 to extend into the stirring barrel 2, and stirring paddles 15 are arranged at the tail end of the transmission shaft 14. The stirring paddle 15 can be a frame type stirring paddle or a screw stirring paddle, the first servo motor 12 drives the first speed reducer 13, and the first speed reducer 13 drives the stirring paddle 15 to rotate, so that the water containing the sludge is mixed with the flocculant to accelerate flocculation.
The stirring barrel 2 is provided with a second feeding hole 16, the second feeding hole 16 is provided with a flow sensor 17, the first feeding hole 3 is provided with an electronic flow controller 18, the medicine tank 4 is internally provided with a liquid level sensor 19, and the medicine tank 4 is externally provided with a singlechip 20 electrically connected with the flow sensor 17, the electronic flow controller 18 and the liquid level sensor 19. In this embodiment, the singlechip 20 is preferably an STM32 singlechip 20, the electronic flow controller 18 is preferably an electronic flow controller 18 of KOFLOC, and the flow sensor 17 is preferably a throttle flow sensor 17. The flow sensor 17 measures the sewage inflow and transmits the inflow signal to the singlechip 20, and the singlechip 20 controls the electronic flow controller 18 to add the flocculant in the medicine tank 4 into the stirring barrel 2, so that the proportion of the flocculant to the sewage is in a proper range, and the flocculant is saved; meanwhile, the liquid level sensor 19 is arranged in the medicine pond 4 and used for detecting the residual amount of the flocculant, so that the flocculant is conveniently supplemented. It should be appreciated that a display module should also be provided to display the flocculant surplus and the sewage inflow.
The extrusion dehydrator 10 comprises a square tubular sludge channel 21, a belt conveyor mechanism arranged in the sludge channel 21, and an extrusion conveying belt arranged in the sludge channel 21 and on the belt conveyor mechanism, wherein the belt conveyor mechanism is provided with a first sludge filter belt 22, the extrusion conveying belt is provided with a second sludge filter belt 23, and the first sludge filter belt 22 and the second sludge filter belt 23 are in a wedge-shaped arrangement. The sludge is transported to the narrow part of the wedge-shaped structure under the action of the belt type transporting mechanism, and is further dehydrated under the action of physical extrusion. The first sludge filter belt 22 and the second sludge filter belt 23 are the filter belts of the existing belt filter press.
The first end of the sludge channel 21 is provided with a receiving trough 24 extending outwards and below the solid phase outlet 9, and the first sludge filter belt 22 extends horizontally from the front end of the sludge channel 21 to the second end of the receiving trough 24. The sludge from the solid phase of the double-phase solid-liquid separator 6 falls into the receiving tank 24 directly, and is transported forward by the belt conveyor to be physically dehydrated.
The belt conveyor comprises a first drive roller 25 arranged at the front end, a plurality of first support rollers 26 tangent to the first drive roller 25 and horizontally and linearly arranged to the second tail end, a first sludge filter belt 22 supported by the first drive roller 25 and the first support rollers 26, and a driving mechanism for driving the first drive roller 25 to rotate. The first support rolls 26 should be closely spaced to provide good support to the first sludge belt 22. The driving mechanism drives the first driving roller 25 to rotate, the first driving roller 25 rotates to drive the first sludge filter belt 22 to run, and the first supporting roller 26 is driven and supports the first sludge filter belt 22.
The extrusion conveyor belt comprises a second driving roller 27 arranged at the front end and arranged above the first driving roller 25 in parallel, a plurality of second supporting rollers 28 which are tangent to the second driving roller 27 and are arranged in an upward inclined linear manner, a second sludge filter belt 23 supported by the second driving roller 27 and the second supporting rollers 28, and a driving mechanism for driving the second driving roller 27 to rotate, wherein the running speed of the second sludge filter belt 23 is the same as that of the first sludge filter belt 22. The second support rolls 28 should be closely spaced to provide good support for the second sludge belt 23. The driving mechanism drives the second driving roller 27 to rotate, the second driving roller 27 rotates to drive the second sludge filter belt 23 to run, and the second supporting roller 28 is driven and supports the second sludge filter belt 23.
The driving mechanism includes a first gear 29 disposed on the first driving roller 25 and located at the outer side of the sludge passage 21, a second gear 30 disposed on the first driving roller 25 and meshed with the first gear 29, a third gear 31 disposed at the outer side of the sludge passage 21 and meshed with the second gear 30, a second speed reducer 34 connected with the third gear 31, and a second servo motor 35 driving the second speed reducer 34. The second servo motor 35 drives the second speed reducer 34, the second speed reducer 34 drives the third gear 31, the third gear 31 drives the second gear 30, and the second gear 30 drives the first gear 29, so that the first drive roller 25 and the second drive roller 27 rotate. The wedge-shaped arrangement allows the passage space of the sludge to be smaller and smaller, and the water is separated from the sludge by being squeezed out of the sludge and filtered by the first sludge filter belt 22 and the second sludge filter belt 23.
The front end is provided with a first scraper 32 in sliding contact with the first sludge filter belt 22, and the front end is provided with a second scraper 33 in sliding contact with the second sludge filter belt 23. The first scraper 32 scrapes off the attached sludge from the first sludge filter belt 22 and the second scraper 33 scrapes off the attached sludge from the second sludge filter belt 23.
The portion of the sludge passage 21 below the belt conveyor is a water storage space, the side of which is provided with a drain valve and a purge gate.
The utility model relates to a mud dewatering device for sewage treatment, which is used when:
Adding a flocculating agent into the stirring barrel 2 by the medicine pond 4 to accelerate the coagulation of the sludge into particles, separating the sludge from water by the double-phase solid-liquid separator 6, and allowing the separated sludge to still contain more water, so that the sludge enters the extrusion dehydrator 10 for dehydration; the flow sensor 17 measures the sewage inflow and transmits the inflow signal to the singlechip 20, and the singlechip 20 controls the electronic flow controller 18 to add the flocculant in the medicine tank 4 into the stirring barrel 2, so that the ratio of the flocculant to the sewage is in a proper range.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (10)
1. A sludge dewatering device for sewage treatment, comprising: the device comprises a frame (1), a stirring barrel (2) arranged on the frame (1), a medicine pond (4) arranged on the frame (1) and connected with a first feed inlet (3) of the stirring barrel (2), a double-phase solid-liquid separator (6) arranged on the frame (1) and connected with a water outlet (5) of the stirring barrel (2), a drainage tube (8) connected with a liquid phase outlet (7) of the double-phase solid-liquid separator (6), and an extrusion dehydrator (10) connected with a solid phase outlet (9) of the double-phase solid-liquid separator (6); the drainage tube (8) is connected with the reservoir.
2. A sludge dewatering device for sewage treatment according to claim 1, characterized in that the stirring tank (2) is provided with a sealing cover (11), and the center of the sealing cover (11) is provided with a stirring mechanism.
3. A sludge dewatering device for sewage treatment according to claim 2, characterized in that the stirring mechanism comprises a first servo motor (12) arranged on the sealing cover (11), a first speed reducer (13) connected with a first output shaft of the first servo motor (12), a transmission shaft (14) connected with a second output shaft of the first speed reducer (13), the transmission shaft (14) penetrates through the sealing cover (11) to extend into the stirring barrel (2), and a stirring paddle (15) is arranged at the tail end of the transmission shaft (14).
4. The sludge dewatering device for sewage treatment according to claim 1, wherein a second feeding port (16) is formed in the stirring barrel (2), a flow sensor (17) is arranged on the second feeding port (16), an electronic flow controller (18) is arranged on the first feeding port (3), a liquid level sensor (19) is arranged in the medicine pond (4), and a singlechip (20) electrically connected with the flow sensor (17), the electronic flow controller (18) and the liquid level sensor (19) is arranged outside the medicine pond (4).
5. A sludge dewatering device for sewage treatment according to claim 1, wherein the squeeze dewaterer (10) comprises a square tubular sludge channel (21), a belt conveyor arranged in the sludge channel (21), a squeeze conveyor arranged in the sludge channel (21) and above the belt conveyor, the belt conveyor being provided with a first sludge filter belt (22), the squeeze conveyor being provided with a second sludge filter belt (23), the first sludge filter belt (22) and the second sludge filter belt (23) being arranged in a wedge-shaped configuration.
6. A sludge dewatering device for sewage treatment according to claim 5, wherein the first end of the sludge channel (21) is provided with a receiving trough (24) extending outwards and below the solid phase outlet (9), the first sludge filter belt (22) extending horizontally from the front end of the sludge channel (21) to the second end of the receiving trough (24).
7. A sludge dewatering apparatus for sewage treatment according to claim 6, wherein the belt conveyor means includes a first drive roller (25) provided at the front end, a plurality of first support rollers (26) tangent to the first drive roller (25) and horizontally linearly arranged to the second rear end, a first sludge filter belt (22) supported by the first drive roller (25) and the first support rollers (26), and a driving mechanism for driving the first drive roller (25) to rotate.
8. A sludge dewatering apparatus for sewage treatment according to claim 7, wherein the squeeze conveyor belt includes a second drive roller (27) provided at the front end and provided in parallel over the first drive roller (25), a plurality of linearly arranged second support rollers (28) tangential to the second drive roller (27) and inclined upward, a second sludge filter belt (23) supported by the second drive roller (27) and the second support rollers (28), and the driving mechanism driving the second drive roller (27) to rotate, the second sludge filter belt (23) being the same as the first sludge filter belt (22) in operation speed.
9. A sludge dewatering device for sewage treatment according to claim 8, wherein the driving mechanism comprises a first gear (29) provided on the first driving roller (25) and located outside the sludge passage (21), a second gear (30) provided on the first driving roller (25) and meshed with the first gear (29), a third gear (31) provided outside the sludge passage (21) and meshed with the second gear (30), a second speed reducer (34) connected with the third gear (31), and a second servo motor (35) driving the second speed reducer (34).
10. A sludge dewatering device for use in sewage treatment according to claim 8, wherein the front end is provided with a first scraper (32) in sliding contact with the first sludge filter belt (22), and the front end is provided with a second scraper (33) in sliding contact with the second sludge filter belt (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322023727.9U CN220845872U (en) | 2023-07-31 | 2023-07-31 | Sludge dewatering device for sewage treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322023727.9U CN220845872U (en) | 2023-07-31 | 2023-07-31 | Sludge dewatering device for sewage treatment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220845872U true CN220845872U (en) | 2024-04-26 |
Family
ID=90775117
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322023727.9U Active CN220845872U (en) | 2023-07-31 | 2023-07-31 | Sludge dewatering device for sewage treatment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220845872U (en) |
-
2023
- 2023-07-31 CN CN202322023727.9U patent/CN220845872U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR101851988B1 (en) | Sludge dehydrator | |
| JP5340813B2 (en) | Screw press dehydrator, sludge treatment system, and method of operating sludge treatment system | |
| CN104909487B (en) | A kind of high concentration ink liquid waste processing and its sludge dewatering integrated method and apparatus | |
| CN101823829B (en) | Extrusion sludge dewatering system | |
| CN109250886B (en) | Stacked screw type sludge dewatering machine and use method thereof | |
| CN201046362Y (en) | Full-automatic effluent purification machine | |
| CN220845872U (en) | Sludge dewatering device for sewage treatment | |
| CN114804312A (en) | Heavy metal chemical water purification treatment equipment and use method thereof | |
| JP2023005543A (en) | Wastewater treatment device | |
| CN213895589U (en) | Pig farm excrement concentrating system | |
| CN115893774A (en) | Kitchen waste wastewater pretreatment equipment and technology thereof | |
| CN212246556U (en) | Emulsion paint effluent treatment plant | |
| CN210974372U (en) | Industrial wastewater sludge treatment device | |
| CN113371967A (en) | Stacked screw type sludge dewatering machine and dewatering method thereof | |
| CN214299568U (en) | Waste water recycling system | |
| CN213388297U (en) | Sludge treatment device for pig farm | |
| CN219279609U (en) | Sewage coagulating sedimentation device | |
| CN220182918U (en) | Novel sewage flocculation separation treatment device | |
| CN214611714U (en) | Emulsion paint processing effluent treatment plant | |
| CN220788359U (en) | Fold spiral shell formula sludge dewaterer | |
| CN117164198A (en) | Sludge concentration treatment system and method | |
| CN220149445U (en) | Sludge dewatering device for ecological management of water conservancy river channel | |
| CN215162101U (en) | Sludge treatment is with squeezing dewatering system | |
| CN213679914U (en) | Sewage treatment and sludge dewatering integrated device | |
| CN219580024U (en) | Ultrasonic inclined screen type solid-liquid separator |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |