CN212687882U - Device for drying sludge by utilizing waste heat of furnace slag - Google Patents
Device for drying sludge by utilizing waste heat of furnace slag Download PDFInfo
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- CN212687882U CN212687882U CN202020957789.0U CN202020957789U CN212687882U CN 212687882 U CN212687882 U CN 212687882U CN 202020957789 U CN202020957789 U CN 202020957789U CN 212687882 U CN212687882 U CN 212687882U
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- sludge
- side wall
- slag
- steam chamber
- drying cylinder
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- Drying Of Solid Materials (AREA)
Abstract
The utility model discloses a device for drying sludge by utilizing slag waste heat, which comprises a device shell, wherein the lower part of the device shell is provided with a water tank, the inside of the device shell is provided with a steam chamber positioned at the upper side of the water tank, the middle part of an inner cavity of the steam chamber is welded with a sludge drying cylinder, the left end of the upper side wall of the sludge drying cylinder is provided with a sludge adding port penetrating through the side wall of the steam chamber, the right end of the lower side wall of the sludge drying cylinder is provided with a dry material discharge port penetrating through the side wall of the steam chamber, the middle part of the inner cavity of the sludge drying cylinder is fixedly provided with a stirring shaft, the lower side wall of the steam chamber is uniformly provided with an air inlet, the left end of the water tank is provided with a slag filling port, the device can effectively link slag waste heat recovery and sludge treatment together, directly apply the recovered slag waste heat to, the enterprise cost is saved while the green production is promoted to be expanded.
Description
Technical Field
The utility model relates to a furnace heat recycles technical field, specific utilize device of slag waste heat mummification mud that says so.
Background
Environmental protection is a problem about human casualties which is actively discussed all over the world, and sewage treatment is one of important links of the environment and is generally distributed in various countries. Sludge settled in sewage treatment contains a large amount of bacteria, parasitic ova, pollutants, heavy metals and other harmful components, and sludge which is not effectively treated is easy to cause secondary pollution to underground water, soil and the like, so that huge pressure is brought to the ecological environment; ore smelting is an important production step for providing raw materials for industrial development, raw ore generates a large amount of waste slag after smelting, most steel plants have corresponding slag heat recovery devices to avoid preheating waste, the waste heat can be recycled after recovery, but the waste heat has serious heat loss problem in the process of recycling, storing and reusing, and the serious energy loss can be caused; a large amount of waste water can be generated in the steel-making process, the waste water can be discharged after reaching the standard after being treated, sludge can be generated in the waste water treatment process, and although a method for recovering a large amount of blast furnace working heat or tail gas waste heat for sludge drying treatment exists in the prior art, a method for directly recovering slag heat and applying the slag heat to sludge drying is lacked.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects of the prior art, the utility model aims at providing a device for drying sludge by utilizing the waste heat of slag, which meets the requirement of special people on plates.
The utility model provides a technical scheme that its technical problem adopted is: the steam drying device comprises a device shell, wherein a water tank is arranged at the lower part of the device shell, a steam chamber positioned on the upper side of the water tank is arranged inside the device shell, a sludge drying cylinder is welded at the middle part of the inner cavity of the steam chamber, a sludge adding port penetrating through the side wall of the steam chamber is formed in the left end of the upper side wall of the sludge drying cylinder, a dry material discharging port penetrating through the side wall of the steam chamber is formed in the right end of the lower side wall of the sludge drying cylinder, a stirring shaft is fixedly arranged in the middle of the inner cavity of the sludge drying cylinder, a motor electrically connected with an external power supply is fixedly arranged outside the right side wall of the device shell, the right end of the stirring shaft penetrates through the side wall of the sludge drying cylinder and is fixedly connected with;
furthermore, the upper end of the right side wall of the steam chamber is provided with a ventilation opening, the left side wall of the device shell is welded with a pipe fixing ring, and a water injection pipe positioned on the upper side of the slag filling opening is fixedly arranged in the pipe fixing ring;
further, the upper sides of the sludge adding port and the slag filling port are hinged with cabin covers, the lower side wall of the water tank is provided with a water outlet, and the upper part of the water outlet is in threaded connection with a slag filter plate;
further, a spiral stirring blade is integrally formed outside the stirring shaft, and a bearing embedded in the right side wall of the device shell is fixedly installed at the right end of the outer side wall of the stirring shaft;
furthermore, flow guiding fans are uniformly and fixedly installed on the upper side wall of the inner cavity of the steam chamber, and are electrically connected with a power supply through internal wires;
further, a sludge rake positioned in the sludge drying cylinder is welded at the upper end of the dry material discharge port.
The utility model has the advantages that: the device can be effectual with slag waste heat recovery and sludge treatment link together, on the slag waste heat direct application sludge drying of retrieving, also avoided sewage treatment back when having reduced the heat loss, the cost of enterprises has been practiced thrift in the time of the required transportation of mud processing consumed.
Drawings
Fig. 1 is a front sectional view of the present invention.
Description of reference numerals: the device comprises a device shell 1, a water tank 2, a steam chamber 3, a sludge drying cylinder 4, a sludge adding port 5, stirring shafts 6 and 7, a water injection pipe 8, a pipe fixing ring 9, a slag filling port 10, a water outlet 11, an air inlet 12, a motor 13, a bearing 14, a flow guide fan 15, a sludge rake 16, a slag filter plate 17, a spiral stirring blade 18, a hatch cover 19 and a ventilation port 20.
Detailed Description
The invention will be further described with reference to specific examples, which are intended to be illustrative only and not to limit the scope of the invention. Furthermore, it should be understood that various changes and modifications of the present invention may be made by those skilled in the art after reading the teachings of the present invention, and such equivalents also fall within the scope of the appended claims.
Referring to the structural schematic diagram of the utility model, a device for drying sludge by using slag waste heat, which comprises a device shell 1, a water tank 2 is arranged at the lower part of the device shell 1, a steam chamber 3 positioned at the upper side of the water tank 2 is arranged inside the device shell 1, a sludge drying cylinder 4 is welded at the middle part of the inner cavity of the steam chamber 3, a sludge adding port 5 which penetrates through the side wall of the steam chamber 3 is arranged at the left end of the upper side wall of the sludge drying cylinder 4, a dry material discharging port 6 which penetrates through the side wall of the steam chamber 3 is arranged at the right end of the lower side wall of the sludge drying cylinder 4, a stirring shaft 7 is fixedly arranged at the middle part of the inner cavity of the sludge drying cylinder 4, a motor 13 which is electrically connected with an external power supply is fixedly arranged outside the right side wall of the device shell 1, the right end of, the left end of the water tank 2 is provided with a slag filling opening 10, a gap of 5 cm-8 cm is kept between the spiral stirring blade 18 and the side wall of the sludge drying cylinder 4, the motor 13 can select a model with proper power according to the sludge treatment capacity, the knowledge is a known technology in the industrial technical field, a sludge recovery box and waste gas treatment equipment are required to be placed outside the dry material discharge opening 6, the pollution of harmful gas generated in the sludge drying process to the environment is avoided, the specific length of the sludge drying cylinder 4 is determined according to the corresponding sludge treatment specification when the device is manufactured, and the length of the sludge drying cylinder 4 can be fully dried in the process that sludge passes through the sludge drying cylinder 4 through the test of a manufacturer;
the upper end of the right side wall of the steam chamber 3 is provided with a ventilation port 20, the left side wall of the device shell 1 is welded with a pipe fixing ring 9, a water injection pipe 8 positioned on the upper side of the slag filling port 10 is fixedly arranged in the pipe fixing ring 9, the position of the lower end of the water injection pipe 8 can be reduced according to requirements, but the lower end of the water injection pipe cannot extend into the slag filling port 10, and collision deformation with high-temperature slag is avoided;
the upper sides of the sludge adding port 5 and the slag filling port 10 are both hinged with a hatch 19, the lower side wall of the water tank 2 is provided with a water outlet 11, the upper part of the water outlet 11 is in threaded connection with a slag filter plate 17, the water outlet 11 is a standard component of the water tank 2 and is controlled by a plug or a drain valve to discharge, a pipe group is communicated with an external sewage treatment facility, the water outlet 11 can be replaced into a sewage discharge port which can be communicated with slag to discharge all the time according to requirements, and the discharged slag and sewage are separated by a subsequent procedure;
a spiral stirring blade 18 is integrally formed outside the stirring shaft 7, and a bearing 14 embedded in the right side wall of the device shell 1 is fixedly installed at the right end of the outer side wall of the stirring shaft 7;
the upper side wall of the inner cavity of the steam chamber 3 is uniformly and fixedly provided with guide fans 15, and the guide fans 15 are electrically connected with a power supply through internal wires;
the upper end of the dry material outlet 6 is welded with a sludge rake 16 positioned in the sludge drying cylinder 4.
The utility model is operated, the staff adds the sludge to the sludge drying cylinder 4 through the sludge adding port 5, the water with 60% of the volume is filled into the water tank 2 through the water injection pipe 8, the slag which is just discharged is directly added into the water tank 2 after adding water through the slag filling port 10 which is butted with the slag carrying device, the cabin cover 19 can be temporarily closed after the slag enters, the water in the water tank 2 is gasified at high speed under the heating of high-temperature slag, the steam enters the steam chamber 3 which is wrapped outside the sludge drying cylinder 4 through the air inlet 12 to dry the sludge in the sludge drying cylinder 4, the motor 13 is started to drive the stirring shaft 7 to operate when the drying operation is carried out, the sludge continuously moves from the position of the sludge adding port 5 to the position of the dry material discharge port 6 under the pushing of the spiral stirring blade 18, the sludge is continuously and uniformly smeared on the side wall of the sludge drying cylinder 4 in the moving process, meanwhile, the dried sludge is scraped down by the spiral stirring blade 18, finally, the dry materials are discharged from a dry material outlet 6, steam is condensed into water in the process and then directly returns to the water tank 2, and the water serving as a heat transfer medium can be replaced according to the actual use condition; the device can be effectual with slag waste heat recovery and sludge treatment link together, on the slag waste heat direct application sludge drying of retrieving, also avoided sewage treatment back when having reduced the heat loss, the cost of enterprises has been practiced thrift in the time of the required transportation of mud processing consumed.
Claims (6)
1. The utility model provides a utilize device of slag waste heat mummification mud which characterized in that: comprises a device shell (1), a water tank (2) is arranged at the lower part of the device shell (1), a steam chamber (3) positioned at the upside of the water tank (2) is arranged inside the device shell (1), a sludge drying cylinder (4) is welded at the middle part of the inner cavity of the steam chamber (3), a sludge adding port (5) penetrating through the side wall of the steam chamber (3) is arranged at the left end of the upper side wall of the sludge drying cylinder (4), a dry material discharge port (6) penetrating through the side wall of the steam chamber (3) is arranged at the right end of the lower side wall of the sludge drying cylinder (4), a stirring shaft (7) is fixedly arranged at the middle part of the inner cavity of the sludge drying cylinder (4), a motor (13) electrically connected with an external power supply is fixedly arranged at the outer part of the right side wall of the device shell (1), and the right end of the stirring shaft (7, the lower side wall of the steam chamber (3) is uniformly provided with air inlets (12), and the left end of the water tank (2) is provided with a slag filling opening (10).
2. The device for drying sludge by using the residual heat of the slag as claimed in claim 1, wherein: the upper end of the right side wall of the steam chamber (3) is provided with a ventilation opening (20), the left side wall of the device shell (1) is welded with a pipe fixing ring (9), and the inside fixed mounting of the pipe fixing ring (9) is provided with a water injection pipe (8) positioned on the upper side of the slag filling opening (10).
3. The device for drying sludge by using the residual heat of the slag as claimed in claim 1, wherein: the upside of mud interpolation mouth (5) and slag charge mouth (10) all articulates there is cabin cover (19), outlet (11) have been seted up to the lower lateral wall of basin (2), the upper portion spiro union of outlet (11) has slay filter plate (17).
4. The device for drying sludge by using the residual heat of the slag as claimed in claim 1, wherein: the outside integrated into one piece of (mixing) shaft (7) has spiral stirring leaf (18), and the right-hand member fixed mounting of (mixing) shaft (7) lateral wall have imbed in bearing (14) of device shell (1) right side wall.
5. The device for drying sludge by using the residual heat of the slag as claimed in claim 1, wherein: the even fixed mounting of the last lateral wall of steam chamber (3) inner chamber has water conservancy diversion fan (15), water conservancy diversion fan (15) are connected with the power electricity through inside wire.
6. The device for drying sludge by using the residual heat of the slag as claimed in claim 1, wherein: the upper end of the dry material outlet (6) is welded with a sludge rake (16) positioned in the sludge drying cylinder (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020957789.0U CN212687882U (en) | 2020-06-01 | 2020-06-01 | Device for drying sludge by utilizing waste heat of furnace slag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020957789.0U CN212687882U (en) | 2020-06-01 | 2020-06-01 | Device for drying sludge by utilizing waste heat of furnace slag |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212687882U true CN212687882U (en) | 2021-03-12 |
Family
ID=74889489
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020957789.0U Expired - Fee Related CN212687882U (en) | 2020-06-01 | 2020-06-01 | Device for drying sludge by utilizing waste heat of furnace slag |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212687882U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109748478A (en) * | 2019-03-25 | 2019-05-14 | 中再生环境科技有限公司 | A kind of mud drying device using afterheat of slags |
| CN115432906A (en) * | 2022-09-15 | 2022-12-06 | 北京工业大学 | Jet flow corrugated pipe type sludge drying device |
-
2020
- 2020-06-01 CN CN202020957789.0U patent/CN212687882U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109748478A (en) * | 2019-03-25 | 2019-05-14 | 中再生环境科技有限公司 | A kind of mud drying device using afterheat of slags |
| CN115432906A (en) * | 2022-09-15 | 2022-12-06 | 北京工业大学 | Jet flow corrugated pipe type sludge drying device |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210312 |