CN111362554A - Centrifugal heating type slurry drying device - Google Patents
Centrifugal heating type slurry drying device Download PDFInfo
- Publication number
- CN111362554A CN111362554A CN202010210272.XA CN202010210272A CN111362554A CN 111362554 A CN111362554 A CN 111362554A CN 202010210272 A CN202010210272 A CN 202010210272A CN 111362554 A CN111362554 A CN 111362554A
- Authority
- CN
- China
- Prior art keywords
- hollow shaft
- drying device
- cover
- cover cylinder
- centrifugal
- 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
Links
- 238000010438 heat treatment Methods 0.000 title claims abstract description 51
- 238000001035 drying Methods 0.000 title claims abstract description 32
- 239000002002 slurry Substances 0.000 title abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 25
- 230000007246 mechanism Effects 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 3
- 239000010802 sludge Substances 0.000 abstract description 11
- 235000017166 Bambusa arundinacea Nutrition 0.000 abstract description 3
- 235000017491 Bambusa tulda Nutrition 0.000 abstract description 3
- 241001330002 Bambuseae Species 0.000 abstract description 3
- 235000015334 Phyllostachys viridis Nutrition 0.000 abstract description 3
- 239000011425 bamboo Substances 0.000 abstract description 3
- 230000009471 action Effects 0.000 abstract description 2
- 238000013461 design Methods 0.000 abstract description 2
- 238000007599 discharging Methods 0.000 description 9
- 239000010865 sewage Substances 0.000 description 4
- 230000018044 dehydration Effects 0.000 description 3
- 238000006297 dehydration reaction Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000009395 breeding Methods 0.000 description 1
- 230000001488 breeding effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
Images
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
- C02F11/13—Treatment of sludge; Devices therefor by de-watering, drying or thickening by heating
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/121—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
- C02F11/127—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering by centrifugation
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Drying Of Solid Materials (AREA)
- Treatment Of Sludge (AREA)
Abstract
The invention provides a centrifugal heating type slurry drying device which comprises a support, a cover cylinder and a hollow shaft, wherein the cover cylinder is arranged on the support, and the left end and the right end of the cover cylinder are respectively fixed with a support plate; the hollow shaft central line slope sets up, and its lateral wall evenly is equipped with the apopore, and the hollow shaft is worn out and is rotated with two backup pads by the cover section of thick bamboo and be connected, be equipped with insulating heating pipe between hollow shaft and the cover section of thick bamboo. In the centrifugal heating type mud drying device, the sludge is drained by spin-drying, the insulating heating pipe is arranged outside the hollow shaft, and the temperature in the hollow shaft is increased by the insulating heating pipe, so that the sludge in the hollow shaft is heated and dried. In this design, under the rotatory drainage of hollow shaft self and the simultaneous action of outside insulating heating pipe, reach the operation purpose with silt rapid draing in the hollow shaft, improved silt drying efficiency, and then improve the desilting operating efficiency.
Description
Technical Field
The invention belongs to the field of slurry drying, and particularly relates to a centrifugal heating type slurry drying device.
Background
Along with the rapid development of urbanization in China, the generation and the quantity of urban sewage are continuously increased, and in order to ensure the normal work of the whole sewage treatment system, sludge in a water purification tank in the sewage treatment system needs to be regularly cleaned. Researches show that the sludge contains a large amount of mineral substances such as N, P and other organic substances, and the mineral substances such as N, P have long-term effect, so that the sludge is a useful biological resource and can be widely applied to agriculture and breeding industry, and therefore how to quickly dry and store the sludge in the sludge treatment process is another problem to be solved urgently by the sludge clearing workers at present.
Disclosure of Invention
In view of this, the present invention is directed to a centrifugal heating type slurry drying apparatus for rapidly drying sludge in a clean water tank.
In order to achieve the purpose, the technical scheme of the invention is realized as follows:
a centrifugal heating type slurry drying device comprises:
a support;
the central line of the cover cylinder is obliquely arranged and is arranged on the bracket, the left end and the right end of the cover cylinder are respectively fixedly sealed with a supporting plate, and the lower end of the wall of the cover cylinder is provided with a drain hole;
the hollow shaft penetrates out of the cover barrel and is rotatably connected with the two supporting plates, one end of the hollow shaft, which is positioned at a high position, is a feeding end, the other end of the hollow shaft is a discharging end, an annular heating space is arranged between the hollow shaft and the cover barrel, an insulating heating pipe is arranged in the annular heating space and is close to the hollow shaft, the insulating heating pipe is fixedly arranged on the cover barrel, and a driving mechanism for driving the hollow shaft to rotate is arranged on the support.
Furthermore, a water tank is axially arranged at the lower end of the inner surface of the wall of the cover cylinder, the drain hole is arranged at the bottom of the water tank, and a plurality of annular bulges uniformly protrude from the inner surface of the wall of the cover cylinder at the position above the water tank along the axial direction.
Furthermore, at least three drain holes are formed along the axial direction of the cover cylinder, and one drain hole is formed at the lower end of the cover cylinder.
Furthermore, the included angle between the central line of the hollow shaft and the horizontal plane is 30-45 degrees.
Further, a bearing is arranged between the hollow shaft and each supporting plate.
Further, the insulating heating pipe is a spiral insulating heating pipe.
Further, the driving mechanism comprises a motor, and the motor drives the hollow shaft to rotate through the gear driving structure.
Compared with the prior art, the centrifugal heating type slurry drying device has the following advantages:
in the centrifugal heating type mud drying device, the sludge is drained by spin-drying, the insulating heating pipe is arranged outside the hollow shaft, and the temperature in the hollow shaft is increased by the insulating heating pipe, so that the sludge in the hollow shaft is heated and dried. In this design, under the rotatory dehydration that spin-dries of hollow shaft self and the simultaneous action of outside insulating heating pipe, reach the operation purpose with silt rapid draing in the hollow shaft, improved silt drying efficiency, and then improve the desilting operating efficiency.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate an embodiment of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic structural diagram of a centrifugal heating type slurry drying device according to the present embodiment;
FIG. 2 is a view A-A of FIG. 1;
FIG. 3 is a schematic structural view of an embodiment;
FIG. 4 is a schematic structural diagram of the second embodiment.
Description of reference numerals:
1-a scaffold; 2-covering the cylinder; 21-annular protrusion; 22-a diversion trench; 23-a water tank; 24-a drain hole; 3-a hollow shaft; 31-a spacing ring; 32-water outlet; 4-a support plate; 5-a gear drive configuration; 6-insulating heating tube; 7-a bearing; 8-a discharge pipe; 9-a mud tank; 10-a collection box; 11-a trolley; 12-motor.
Detailed Description
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
As shown in fig. 1-2, a centrifugal heating type mud drying device comprises a support 1, a cover cylinder 2 and a hollow shaft 3, wherein the cover cylinder 2 is fixedly installed on the support 1, and a support plate 4 is respectively and fixedly sealed at the left and right end openings of the cover cylinder 2, in this embodiment, a flange is respectively arranged at the left and right end openings of the cover cylinder 2, the support plate 4 is fixedly connected with the flange, and a sealing ring is arranged between the support plate 4 and the flange. The cover barrel 2 is provided with a drain hole 24 at the lower end of the barrel wall, the drain hole 24 is preferably a threaded hole, the drain hole 24 is matched with a plug, when the mud is dried, the plug is taken down, and water separated from the mud is drained through the drain hole 24 and collected through a water collecting barrel. The hollow shaft 3 is a metal hollow shaft, the central line of the hollow shaft is obliquely arranged, and the included angle between the central line of the hollow shaft 3 and the horizontal plane is 30-45 degrees. The lateral wall of this hollow shaft 3 evenly is equipped with apopore 32, and this hollow shaft 3 is worn out and is rotated with two backup pads 4 by a cover section of thick bamboo 2 and is connected, and the one end that this hollow shaft 3 is located the eminence is the feed end, and the other end is the discharge end, when spin-drying dehydration and drying process to mud, will treat that dry mud is by the feed end input of hollow shaft 3, and this mud dewaters in hollow shaft 3 and accomplishes the back, and dry mud is exported by 3 discharge ends of hollow shaft. In the embodiment, the central lines of the hollow shaft 3 and the cover barrel 2 are arranged in parallel or coincided, namely the cover barrel 2 is also obliquely and fixedly arranged on the bracket 1, the hollow shaft 3 is supported by the two supporting plates 4, and the sealing ring is arranged between the supporting plates 4 and the hollow shaft 3, so that the water in the cover barrel 2 is prevented from leaking when the mud is dried and dewatered. In this embodiment, in order to improve the smooth and steady rotation of the hollow shaft 3, a bearing 7 is disposed between the hollow shaft 3 and each support plate 4. In order to improve the axial position fixity of the hollow shaft 3, a limiting ring 31 corresponding to a supporting plate 4 is arranged on the hollow shaft 3, the limiting ring 31 and the supporting plate 4 form a limiting structure for preventing the hollow shaft 3 from sliding downwards, and the axial position fixity of the hollow shaft 3 relative to the cover cylinder 2 is ensured. In this embodiment, the limiting ring 31 is preferably disposed at the feeding end of the hollow shaft 3, and the supporting plate 4 at the high end of the cover cylinder 2 limits the limiting ring 31 to prevent the hollow shaft 3 from sliding downwards. After the hollow shaft 3 is installed, an annular heating space is formed between the hollow shaft 3 and the cover cylinder 2, an insulating heating pipe 6 is arranged in the annular heating space at a position close to the hollow shaft 3, and the insulating heating pipe 6 is fixedly installed on the cover cylinder 2. In this embodiment, the insulating heating tube 6 is preferably a spiral tube concentrically disposed with the hollow shaft 3, and both electrode ends of the insulating heating tube 6 are extended from the support plate 4 located at the lower end of the mantle 2, and the insulating heating tube is connected to a power supply. And a driving mechanism for driving the hollow shaft 3 to rotate is arranged on the bracket 1. During specific operation, the hollow shaft 3 is driven to rotate by the driving mechanism, slurry to be dried is input into the feeding end of the hollow shaft 3, the hollow shaft 3 is used for spin-drying and dewatering the slurry, moisture in the slurry is thrown into the annular heating space through the water outlet hole 32 and falls on the inner wall of the cover barrel 2, finally the moisture falls on the lower end of the cover barrel 2, the cover barrel is taken down and blocked, and the moisture is discharged through the water discharge hole 24. In this embodiment, the number of the drain holes 24 is at least three, the three drain holes 24 are arranged along the axial direction of the cover cylinder 2, and one of the drain holes 24 is arranged corresponding to the discharge end of the hollow shaft 3. In the spin-drying dehydration process of the hollow shaft 3, the insulating heating pipe 6 is electrified to heat and dry the slurry in the hollow shaft 3. The hollow shaft 3 is used for spin-drying and dehydrating, and the insulating heating pipe 6 is used for electrifying and heating, so that the aim of dehydrating and drying the slurry in the hollow shaft 3 is fulfilled.
In this embodiment, a water tank 23 is axially disposed at a lower end of an inner surface of a cylinder wall of the cover cylinder 2, the drain hole 24 is disposed at a bottom of the water tank 23, a plurality of annular protrusions 21 axially and uniformly protrude from the inner surface of the cylinder wall of the cover cylinder 2 above the water tank 23, each two adjacent annular protrusions 21 form a diversion trench 22 which is communicated with the water tank 23 and is used for diverting water droplets attached to the inner surface of the cylinder wall of the cover cylinder 2 downward, and the water droplets flow into the water tank 23 through the diversion trench 22 and then are drained through the drain hole 24.
In this embodiment, the driving mechanism includes a motor 12, and the motor 12 drives the hollow shaft 3 to rotate through the gear driving structure 5, so as to spin-dry and dewater the slurry in the hollow shaft 3.
The following description will be made by way of examples one and two pairs of the present apparatus:
the first embodiment is as follows: as shown in figure 3, the device, a mud tank 9 for containing clear water pond mud and a collecting box 10 for containing dry mud are respectively fixed relative to the ground, the feeding end of the hollow shaft 3 is arranged on the discharging pipe 8 of the mud tank 9 through a turntable bearing, and the collecting box 10 is arranged at the discharging end of the hollow shaft 3. For improving mud stoving speed, a mud jar can correspond and have a plurality of this devices, a plurality of this device circumferencial direction evenly set up around the mud jar, the mud splendid attire is behind mud jar 9 in the water purification tank of processing sewage, this mud is continued to be inputed to hollow shaft 3 in by discharging pipe 8, mud spin-dries in this hollow shaft 3, heat drying through insulating heating pipe 6 simultaneously, mud after the stoving is exported to collecting vessel 10 in by hollow shaft 3 discharge end and is carried out the deposit, then with this collecting vessel 10 move to required place can.
Example two: as shown in fig. 4, the device, the mud tank 9 and the collecting barrel 10 are respectively arranged on the trolley 11, the function of drying while transporting mud is realized, similarly, the feeding end of the hollow shaft 3 in the device is rotationally connected with the discharging pipe 8 of the mud tank 9 through the turntable bearing, the discharging end of the hollow shaft 3 and the collecting box 10 are correspondingly arranged, mud in the water purifying tank is stored in the mud tank 9, the mud is continuously input into the hollow shaft 3 through the discharging pipe 8, the mud is dried in the hollow shaft 3, meanwhile, the mud is heated and dried through the insulating heating pipe 6, the dried mud is output into the collecting barrel 10 through the discharging end of the hollow shaft 3, after the trolley 11 runs to a destination, the dried mud in the collecting barrel 10 is poured out, and then the collecting barrel 10 is put back to the discharging end position of the hollow shaft 3 to collect subsequent dried mud.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (7)
1. The utility model provides a centrifugal heating formula mud drying device which characterized in that: the method comprises the following steps:
a support (1);
the central line of the cover cylinder (2) is obliquely arranged and is arranged on the bracket (1), the left end and the right end of the cover cylinder (2) are respectively and fixedly sealed with a supporting plate (4), and the lower end of the wall of the cover cylinder (2) is provided with a drainage hole (24);
the hollow shaft (3), the central line and the cover barrel (2) central line are parallel or coincide and set up, and its lateral wall evenly is equipped with several apopore (32), and this hollow shaft (3) is worn out and is rotated with two backup pad (4) by cover barrel (2) and is connected, and the one end that this hollow shaft (3) are located the eminence is the feed end, and the other end is the discharge end, be equipped with annular heating space between hollow shaft (3) and cover barrel (2), the internal next-door neighbour hollow shaft (3) position department in this annular heating space is equipped with insulating heating pipe (6), and this insulating heating pipe (6) are adorned admittedly on cover barrel (2), be equipped with the actuating mechanism that drive hollow shaft (3) are rotatory on support (.
2. The centrifugal heating type mud drying device according to claim 1, wherein: the water tank (23) is axially arranged at the lower end of the inner surface of the cylinder wall of the cover cylinder (2), the drain hole (24) is arranged at the bottom of the water tank (23), and a plurality of annular bulges (21) uniformly protrude from the inner surface of the cylinder wall of the cover cylinder (2) above the water tank (23) along the axial direction.
3. The centrifugal heating type mud drying device according to claim 2, wherein: the number of the drain holes (24) is at least three along the axial direction of the cover cylinder (2), and one drain hole (24) is arranged at the lower end position of the cover cylinder (2).
4. The centrifugal heating type mud drying device according to claim 1, wherein: the included angle between the central line of the hollow shaft (3) and the horizontal plane is 30-45 degrees.
5. The centrifugal heating type mud drying device according to claim 1, wherein: and a bearing (7) is arranged between the hollow shaft (3) and each supporting plate (4).
6. The centrifugal heating type mud drying device according to claim 1, wherein: the insulating heating pipe (6) is a spiral insulating heating pipe.
7. The centrifugal heating type mud drying device according to claim 1, wherein: the driving mechanism comprises a motor (12), and the motor (12) drives the hollow shaft (3) to rotate through the gear driving structure (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010210272.XA CN111362554A (en) | 2020-03-23 | 2020-03-23 | Centrifugal heating type slurry drying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010210272.XA CN111362554A (en) | 2020-03-23 | 2020-03-23 | Centrifugal heating type slurry drying device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111362554A true CN111362554A (en) | 2020-07-03 |
Family
ID=71202606
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010210272.XA Pending CN111362554A (en) | 2020-03-23 | 2020-03-23 | Centrifugal heating type slurry drying device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111362554A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114538742A (en) * | 2022-03-21 | 2022-05-27 | 北京乐文科技发展有限公司 | Sludge reduction drying treatment device and use method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2851005A1 (en) * | 1978-11-24 | 1980-05-29 | G E V A Ges Fuer Verbrennung V | Rotary sludge drying cylinder - with hot vapours recycled to cylinder and to oil burner |
| FR2918163A1 (en) * | 2007-06-26 | 2009-01-02 | Leclerc Monique Daniele Ep Hur | Setting, drying or dehydratation machine for treating products e.g. sludge, comprises a cylindrical, conical or cylindrical-conical drum including a heat exchanger at its internal face, a fixed, heat insulated covering, and a fixed wall |
| CN108101339A (en) * | 2017-12-27 | 2018-06-01 | 张寒露 | A kind of centrifugal sludge dewatering processing equipment |
| CN108373254A (en) * | 2018-05-10 | 2018-08-07 | 芜湖裕优机械科技有限公司 | A kind of Centrifugal sludge dehydration dryer and its furnace drying method |
| CN212356999U (en) * | 2020-03-23 | 2021-01-15 | 天津市管道工程集团有限公司 | Centrifugal heating type slurry drying device |
-
2020
- 2020-03-23 CN CN202010210272.XA patent/CN111362554A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2851005A1 (en) * | 1978-11-24 | 1980-05-29 | G E V A Ges Fuer Verbrennung V | Rotary sludge drying cylinder - with hot vapours recycled to cylinder and to oil burner |
| FR2918163A1 (en) * | 2007-06-26 | 2009-01-02 | Leclerc Monique Daniele Ep Hur | Setting, drying or dehydratation machine for treating products e.g. sludge, comprises a cylindrical, conical or cylindrical-conical drum including a heat exchanger at its internal face, a fixed, heat insulated covering, and a fixed wall |
| CN108101339A (en) * | 2017-12-27 | 2018-06-01 | 张寒露 | A kind of centrifugal sludge dewatering processing equipment |
| CN108373254A (en) * | 2018-05-10 | 2018-08-07 | 芜湖裕优机械科技有限公司 | A kind of Centrifugal sludge dehydration dryer and its furnace drying method |
| CN212356999U (en) * | 2020-03-23 | 2021-01-15 | 天津市管道工程集团有限公司 | Centrifugal heating type slurry drying device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114538742A (en) * | 2022-03-21 | 2022-05-27 | 北京乐文科技发展有限公司 | Sludge reduction drying treatment device and use method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108863003A (en) | A kind of recycling and processing device of wastewater sludge | |
| CN105727620A (en) | Centrifugal sludge treatment facility | |
| CN210885758U (en) | Novel stacked screw type sludge dewatering machine | |
| CN212356999U (en) | Centrifugal heating type slurry drying device | |
| CN208517260U (en) | Sludge dewatering equipment | |
| CN202237495U (en) | Unpowered rotary filter | |
| CN111362554A (en) | Centrifugal heating type slurry drying device | |
| CN211570438U (en) | Rotary drum type sludge dewatering machine | |
| CN206767919U (en) | Bag type excrement dehydrator | |
| CN207886812U (en) | A kind of sewage disposal filter device | |
| CN110922027A (en) | Sludge dewatering, deodorizing and drying device with solar panel heating | |
| CN207108784U (en) | Rotary type sewage-treatment plant | |
| CN216106579U (en) | Sludge dewatering machine for quickly dewatering municipal sludge | |
| CN102974149B (en) | Sewage water pre-filtering device and application thereof | |
| CN201978575U (en) | White water filter machine | |
| CN213013466U (en) | Printing and dyeing hydroextractor convenient to clean production | |
| CN210855773U (en) | Disc dryer and drainage structure thereof | |
| CN210796154U (en) | Sludge concentration dewatering device for sewage treatment | |
| CN207429809U (en) | A kind of sludge dehydration device | |
| CN207913962U (en) | A kind of vertical centrifugal slurry separator | |
| CN208562112U (en) | A kind of energy-saving and environment-friendly sludge treatment equipment | |
| CN110563305A (en) | disc dryer and drainage structure thereof | |
| CN204428944U (en) | A kind of centrifugal sludge treatment device | |
| CN220845880U (en) | Fold spiral shell formula sludge dewaterer | |
| CN205948447U (en) | Novel radial flow formula sedimentation tank |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |