CN220149441U - Vacuum indirect sludge drying system - Google Patents
Vacuum indirect sludge drying system Download PDFInfo
- Publication number
- CN220149441U CN220149441U CN202320165654.4U CN202320165654U CN220149441U CN 220149441 U CN220149441 U CN 220149441U CN 202320165654 U CN202320165654 U CN 202320165654U CN 220149441 U CN220149441 U CN 220149441U
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- Prior art keywords
- sludge drying
- sludge
- air compressor
- water inlet
- drying system
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- 239000010802 sludge Substances 0.000 title claims abstract description 48
- 238000001035 drying Methods 0.000 title claims abstract description 25
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 47
- 239000000428 dust Substances 0.000 claims abstract description 13
- 239000007789 gas Substances 0.000 abstract description 15
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000004134 energy conservation Methods 0.000 abstract description 2
- 238000004064 recycling Methods 0.000 abstract description 2
- 239000002918 waste heat Substances 0.000 abstract description 2
- 239000002912 waste gas Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 239000002351 wastewater Substances 0.000 description 3
- 238000004065 wastewater treatment Methods 0.000 description 2
- 239000000498 cooling water Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
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- Drying Of Solid Materials (AREA)
Abstract
The utility model provides a vacuum indirect sludge drying system which comprises a double-turning plate air locker connected with a sludge outlet of a sludge drying machine, wherein an integrated dust remover is connected with a dead steam end of the sludge drying machine, one end of the integrated dust remover is connected with a gas compressor, a water outlet end and a water inlet end of the gas compressor are connected through a circulating pipeline, and an exhaust gas end of the gas compressor is connected with an exhaust gas treatment system. The beneficial effects of the utility model are as follows: the system effectively reduces the treatment cost of the sludge and has strong practicability; the combination of the air compressor and the heat exchanger realizes better water circulation, and the drying system meets the national requirements of energy conservation, emission reduction, waste heat recycling and the like, and can be developed for a long time.
Description
Technical Field
The utility model belongs to the technical field of sludge treatment, and particularly relates to a vacuum indirect sludge drying system.
Background
The existing wet sludge drying generally adopts disc, blade, thin layer and other drying machines to heat wet sludge through steam, hot oil, electric energy and the like, then the generated dry sludge is treated independently or cooperatively, the generated exhaust steam is treated by a dust remover and a condenser, and then the condensed wastewater is sent to a wastewater treatment system, and the exhaust gas is sent to an exhaust gas treatment system or is sent to a boiler to be burnt as primary air and secondary air of the boiler. However, the method needs to use a high-quality and high-energy-consumption heat source, the cost for treating the sludge is high, the amount of wastewater generated in the process is large, the quality of the wastewater is poor, and the treatment is difficult; and the whole system is not easy to seal equipment and the system, and is easy to cause waste gas leakage and environmental pollution.
Disclosure of Invention
In order to solve the defects in the prior art and reduce the input cost of sludge treatment, the utility model provides a vacuum indirect sludge drying system.
The aim of the utility model is achieved by the following technical scheme:
the utility model provides a vacuum indirect sludge drying system, includes the two board lockers that turn over that are connected with the mud exit linkage of sludge drying machine, the exhaust steam end of sludge drying machine is connected with integrated dust remover, the one end and the air compressor of integrated dust remover are connected, through circulating line connection between the water outlet end and the water inlet end of air compressor, the waste gas end and the exhaust gas treatment system of air compressor are connected.
Preferably, a heat exchanger is arranged on the circulating pipeline, a water inlet end of the heat exchanger is connected with a water outlet end of the air compressor, and a circulating pump is arranged between the water outlet end of the heat exchanger and the air compressor.
Preferably, a drain valve is arranged on the circulating pipeline and is arranged at the water inlet end of the air compressor.
Preferably, an electric valve group is arranged between the integrated dust remover and the air compressor.
Preferably, the top of the sludge drier is provided with a sludge inlet, one side of the sludge drier is provided with a water inlet, and the opposite side of the water inlet is provided with a water outlet.
Preferably, the water outlet and the water inlet of the air compressor are both arranged at the lower end of the air compressor.
The beneficial effects of the utility model are as follows: the system effectively reduces the treatment cost of the sludge and has strong practicability; the combination of the air compressor and the heat exchanger realizes better water circulation, and the drying system meets the national requirements of energy conservation, emission reduction, waste heat recycling and the like, and can be developed for a long time.
Drawings
Fig. 1: the system connection structure of the utility model is schematically shown.
The device comprises a sludge drier 1, an integrated dust remover 2, a gas compressor 3, a heat exchanger 4, a circulating pump 5, a double-turning plate gas locker 11, a water inlet 12, a water outlet 13, an electric valve group 23 and a water discharge valve 51.
Description of the embodiments
The utility model discloses a vacuum indirect sludge drying system, which is shown in combination with fig. 1, and comprises a sludge dryer 1, wherein the top of the sludge dryer 1 is provided with a sludge inlet, one side of the sludge dryer is provided with a water inlet 12, and the opposite side of the water inlet is provided with a water outlet 13.
The double-turning plate air lock 11 connected with the sludge port of the sludge dryer 1 can better maintain the vacuum inside the dryer, and is simple, practical and good in effect. The exhaust steam end of the sludge dryer 1 is connected with an integrated dust remover 2, and one end of the integrated dust remover 2 is connected with a gas compressor 3. An electric valve group 23 is arranged between the integrated dust remover 2 and the air compressor 3 to control exhaust steam entering the air compressor.
The lower extreme of compressor 3 is provided with delivery port and water inlet, just connect through circulating line between the play water end of compressor 3 and the water inlet, the top of compressor 3 is provided with waste gas end 31, waste gas end 31 is connected with exhaust gas treatment system. The dry sludge generated by the sludge drier 1 passes through the double-turning plate air lock 11 and then is conveyed to the subsequent process for separate or cooperative treatment. The exhaust steam generated by the sludge drier 1 is dedusted by an integrated deduster 2, and the exhaust gas generated by the compressor after passing through the exhaust gas end 31 of the compressor enters a exhaust gas treatment system or is sent into a boiler to be burnt as primary air and secondary air of the boiler.
The circulating pipeline is provided with a heat exchanger 4, the water inlet end of the heat exchanger 4 is connected with the water outlet end of the air compressor 3, and a circulating pump 5 is arranged between the water outlet end of the heat exchanger 4 and the air compressor. The circulating pump 5 can be used for rapidly circulating water in the circulating pipeline, a water outlet is formed in the circulating pipeline, a water drain valve 51 is arranged on the water outlet, the water drain valve 51 is arranged at the water inlet end of the air compressor 3, and water drain in the air compressor 3 is sent to the wastewater treatment system for treatment. And the exhaust steam is condensed by introducing exhaust steam cooling water into the water inlet of the air compressor 3, the temperature of the condensed backwater is reduced by the heat exchanger 4, and the backwater is pressurized by the circulating pump 5 and then is sent into the water inlet of the air compressor 3 again for circulation and reciprocation.
The sludge drier in the system can be any one of a disc drier, a blade drier or a thin layer drier, or a combination of more than two kinds of sludge driers.
Finally, it should be noted that: the terms "upper," "lower," "left," "right," "vertical," "horizontal," "inner," "outer," and the like refer to an orientation or positional relationship based on that shown in the drawings, merely to facilitate description of the utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
And the above embodiments are only for illustrating the technical solution of the present utility model, not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.
Claims (6)
1. A vacuum indirect sludge drying system is characterized in that: the device comprises a double-turning plate air lock connected with a sludge outlet of a sludge drying machine, wherein an exhaust steam end of the sludge drying machine is connected with an integrated dust remover, one end of the integrated dust remover is connected with a gas compressor, a water outlet end and a water inlet end of the gas compressor are connected through a circulating pipeline, and an exhaust gas end of the gas compressor is connected with an exhaust gas treatment system.
2. A vacuum indirect sludge drying system as claimed in claim 1, wherein: the circulating pipeline is provided with a heat exchanger, the water inlet end of the heat exchanger is connected with the water outlet end of the air compressor, and a circulating pump is arranged between the water outlet end of the heat exchanger and the air compressor.
3. A vacuum indirect sludge drying system as claimed in claim 2, wherein: the circulating pipeline is provided with a drain valve, and the drain valve is arranged at the water inlet end of the air compressor.
4. A vacuum indirect sludge drying system as claimed in claim 1, wherein: an electric valve group is arranged between the integrated dust remover and the air compressor.
5. A vacuum indirect sludge drying system as claimed in claim 1, wherein: the top of the sludge drying machine is provided with a sludge inlet, one side of the sludge drying machine is provided with a water inlet, and the opposite side of the water inlet is provided with a water outlet.
6. A vacuum indirect sludge drying system as claimed in claim 1, wherein: the water outlet and the water inlet of the air compressor are both arranged at the lower end of the air compressor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320165654.4U CN220149441U (en) | 2023-02-09 | 2023-02-09 | Vacuum indirect sludge drying system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320165654.4U CN220149441U (en) | 2023-02-09 | 2023-02-09 | Vacuum indirect sludge drying system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220149441U true CN220149441U (en) | 2023-12-08 |
Family
ID=89020194
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320165654.4U Active CN220149441U (en) | 2023-02-09 | 2023-02-09 | Vacuum indirect sludge drying system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220149441U (en) |
-
2023
- 2023-02-09 CN CN202320165654.4U patent/CN220149441U/en active Active
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