CN212954826U - Disc type drying device for sludge treatment - Google Patents
Disc type drying device for sludge treatment Download PDFInfo
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- CN212954826U CN212954826U CN202021565323.2U CN202021565323U CN212954826U CN 212954826 U CN212954826 U CN 212954826U CN 202021565323 U CN202021565323 U CN 202021565323U CN 212954826 U CN212954826 U CN 212954826U
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Abstract
The utility model discloses a disk mummification device for sludge treatment, including hot-air box and sludge heating box, there is binary channels steam import between hot-air box and the sludge heating box, be provided with the air feed subassembly in every passageway, the air feed subassembly includes air heater and air supply pipe, be provided with a plurality of steam collection on the air supply pipe and spout the subassembly, the centre of sludge heating box is provided with middle hot-air channel, two sludge drying area territories are separated into with sludge heating box through middle hot-air channel, middle hot-air channel top is provided with the intake pipe, the intake pipe is connected with the heat source, every sludge drying area territory installation mud spiral disk, the mud spiral disk passes through the axle and is driven by the motor. The sludge is placed in the sludge heating box body, the air supply pipe is opened, continuous hot air is conveyed in, heat is provided for the sludge heating box body through the collecting and spraying disc, hot steam flows surge around the periphery of the sludge heating box body, and hot air flow of the middle hot air channel impacts the two sides of the sludge heating box body back and forth in a hot wave mode, so that the sludge is dried in an accelerated mode, and drying is stable.
Description
Technical Field
The utility model relates to a mummification device, concretely relates to disk mummification device for sludge treatment.
Background
Sludge drying is a method for further reducing the water content of sludge by utilizing heat energy after the sludge is dehydrated. After the drying treatment, the water content of the sludge can be reduced to 10-40%, and the volume of the sludge can be effectively reduced.
The sludge drying process is divided into direct heating, indirect heating and direct-indirect combined heating. The sludge drying process is divided into drum drying, fluidized bed drying, disc drying, conveyer belt drying and the like. The disc type drying is characterized in that an oil furnace is heated by an external heat source, heat energy is transferred to a drying disc tower crane through oil bodies to form a fixed body to form a horizontal shell, the inner rotating part of the horizontal shell is composed of a tubular hollow shaft, a plurality of hollow discs are fixed on the shaft, steam and the like are filled in the discs, a plurality of stirring blades are used for conveying materials, and a heat medium enters the discs through the central shaft and is distributed into the rotating body. The drying process is an indirect heating mode, the heating medium generally only adopts heat conduction oil, and dry mud needs to be back-mixed, the mixing of the partially dried product and the wet material increases the drying time, and the instability (such as adhesion, caking and the like) of the drying process is caused by the viscosity, the water content and the like of the material.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a disc type drying device for sludge treatment which does not need dry mud back mixing and is stable in drying.
The utility model provides a following technical scheme:
the disc type drying device for sludge treatment comprises a hot air box body and a sludge heating box body, wherein the sludge heating box body is arranged in the hot air box body, a double-channel hot steam inlet is formed between the hot air box body and the sludge heating box body, an air supply assembly is arranged in each channel and comprises an air heater and an air supply pipe connected with the air heater, the air supply pipes of the channels on two sides are communicated, a plurality of hot steam collecting and spraying assemblies are arranged on the air supply pipe and comprise short pipes and collecting and spraying discs connected with the short pipes, a middle hot air channel is arranged in the middle of the sludge heating box body, the sludge heating box body is divided into two sludge drying areas through the middle hot air channel, an air inlet pipe is arranged above the middle hot air channel and connected with a heat source, a sludge spiral disc is arranged in each sludge drying area and driven by a motor through a shaft, the bottom of the sludge heating box body is provided with a discharge hole.
Furthermore, the collection spouts the dish and adsorbs at the sludge heating box outer wall, the collection spouts the dish and opens a plurality of micropores with the region of sludge heating box contact.
Furthermore, a plurality of airflow holes are uniformly formed in the spray collecting plate.
Furthermore, the middle hot air channel is a hollow tubular column, and a plurality of air flow through holes are uniformly formed in the lower portion of the tubular column.
Further, a thermometer is placed in the middle hot air channel.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a mummification device, hot-air box and sludge heating box have, sludge heating box sets up in the hot-air box, there is the binary channels steam import between hot-air box and the sludge heating box, be provided with the air feed subassembly in every passageway, hot-air channel in the middle of the centre of sludge heating box is provided with, hot-air channel constantly lets in steam in the middle of, through a plurality of air current through-hole heating mud, with the help of the effect of air supply pipe and concentrated spraying plate in the hot-air box, both sides steam equilibrium heating, the unrestrained impact mud that makes a round trip, like this mud is dried with higher speed, be difficult for the caking, need not backmix.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of the spray pan of the present invention.
Fig. 3 is a schematic structural view of the intermediate hot air channel of the present invention.
In the figure: 1. a hot air box; 2. a sludge heating box body; 3. a hot air blower; 4. a gas supply pipe; 5. a short pipe; 6. a spray collecting disc; 7. a middle hot air channel; 8. a sludge drying area; 9. an air inlet pipe; 10. a heat source; 11. a sludge spiral disc; 12. a motor; 13. an airflow aperture; 14. an airflow through hole; 15. a thermometer; 16. micropores; 17. a shaft; 18. and (4) a discharge port.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the disc drying device for sludge treatment of the present invention comprises a hot air box 1 and a sludge heating box 2, the sludge heating box 2 is disposed in the hot air box 1, a dual-channel hot steam inlet is disposed between the hot air box 1 and the sludge heating box 2, an air supply component is disposed in each channel, the air supply component comprises a hot air blower 3 and an air supply pipe 4 connected with the hot air blower 3, the air supply pipes 4 of the two side channels are communicated, a plurality of hot steam collecting and spraying components are disposed on the air supply pipe 4, the hot steam collecting and spraying components comprise a short pipe 5 and a collecting and spraying disc 6 connected with the short pipe 5, a middle hot air channel 7 is disposed in the middle of the sludge heating box 2, the sludge heating box 2 is divided into two sludge drying areas 8 by the middle hot air channel 7, an air inlet pipe 9 is disposed above the middle hot air channel 7, and the air, sludge spiral plate 11 is installed in each sludge drying area 8, sludge to be treated is fed into the sludge spiral plate 11 from an upper material port, the sludge spiral plate 11 is driven by a motor 12 through a shaft 17, and a material outlet 18 is formed in the bottom of the sludge heating box body 2. When continuous hot steam is conveyed in through the air supply pipe 4, hot waves are provided for the sludge heating box body 2 through the collecting and spraying disc 6, and hot steam flow surges around the sludge heating box body 2 to accelerate the drying of sludge. Thus, the sludge can be uniformly heated in the sludge heating box body 2.
The collection spouts the dish 6 and adsorbs at the 2 outer walls of sludge heating box, and the collection spouts the dish 6 and opens with the regional of 2 contacts of sludge heating box has a plurality of micropores 16, evenly is provided with a plurality of air current holes 13 on the dish 6 is spouted in the collection. This makes the temperature of the whole sludge heating box 2 wall balanced, is favorable to the drying of mud.
The middle hot air channel 7 is a hollow tubular column, and a plurality of air flow through holes 14 are uniformly formed in the lower part of the tubular column. The upper part of the tubular column is equivalent to a baffle plate, and the sludge range is divided into a left area and a right area.
A thermometer 15 is placed in the intermediate hot air channel 7. The temperature situation is known at any time.
The middle hot air channel 7 continuously leads in hot air, sludge is heated through the air flow through holes 14, the hot air on the two sides is used for heating the sludge in a balanced manner under the action of the air supply pipe 4 and the spraying plate 6 in the hot air box body 1, and the sludge drying speed is high.
Sludge is put into the sludge heating box body 2, two about divideing into the sludge drying region through middle hot-air channel 7, so make things convenient for the production needs, open the air supply pipe 4 as required, continuous steam is carried into, provide the heat to the sludge heating box body 2 through collection dish 6, the hot steam flow surges at sludge heating box body 2 periphery, the hot air flow of middle hot-air channel 7 in addition, both sides hot gas balanced heating, both sides heat is unrestrained to make a round trip to strike, sludge is oven-dried with higher speed like this, be difficult for the caking, need not mix back, the mummification is stable.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. Disc drying device for sludge treatment, its characterized in that: the sludge drying device comprises a hot air box body (1) and a sludge heating box body (2), wherein the sludge heating box body (2) is arranged in the hot air box body (1), a double-channel hot steam inlet is formed between the hot air box body (1) and the sludge heating box body (2), an air supply assembly is arranged in each channel, the air supply assembly comprises an air heater (3) and an air supply pipe (4) connected with the air heater (3), the air supply pipes (4) of the channels on two sides are communicated, a plurality of hot air collecting and spraying assemblies are arranged on the air supply pipe (4), each hot air collecting and spraying assembly comprises a short pipe (5) and a collecting and spraying disc (6) connected with the short pipe (5), a middle hot air channel (7) is arranged in the middle of the sludge heating box body (2), the sludge heating box body (2) is separated into two sludge drying areas (8) through the middle hot air channel (7), and an air inlet pipe (9) is arranged above the middle, the air inlet pipe (9) is connected with a heat source (10), a sludge spiral disc (11) is installed in each sludge drying area (8), the sludge spiral disc (11) is driven by a motor (12) through a shaft (17), and a discharge hole (18) is formed in the bottom of the sludge heating box body (2).
2. The disc-type drying device for sludge treatment according to claim 1, characterized in that: the collection spouts dish (6) and adsorbs in mud heating box (2) outer wall, the collection spouts the area of dish (6) and mud heating box (2) contact and opens there are a plurality of micropores (16).
3. The disc-type drying device for sludge treatment according to claim 1, characterized in that: the spray collecting plate (6) is uniformly provided with a plurality of airflow holes (13).
4. The disc-type drying device for sludge treatment according to claim 1, characterized in that: the middle hot air channel (7) is a hollow tubular column, and a plurality of air flow through holes (14) are uniformly formed in the lower part of the tubular column.
5. The disc-type drying device for sludge treatment according to claim 1, characterized in that: a thermometer (15) is arranged in the middle hot air channel (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021565323.2U CN212954826U (en) | 2020-07-31 | 2020-07-31 | Disc type drying device for sludge treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021565323.2U CN212954826U (en) | 2020-07-31 | 2020-07-31 | Disc type drying device for sludge treatment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212954826U true CN212954826U (en) | 2021-04-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021565323.2U Active CN212954826U (en) | 2020-07-31 | 2020-07-31 | Disc type drying device for sludge treatment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212954826U (en) |
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2020
- 2020-07-31 CN CN202021565323.2U patent/CN212954826U/en active Active
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