CN216711885U - Disc type drying machine with automatic spraying structure - Google Patents
Disc type drying machine with automatic spraying structure Download PDFInfo
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- CN216711885U CN216711885U CN202123159298.5U CN202123159298U CN216711885U CN 216711885 U CN216711885 U CN 216711885U CN 202123159298 U CN202123159298 U CN 202123159298U CN 216711885 U CN216711885 U CN 216711885U
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Abstract
The utility model discloses a disc type drying machine with an automatic spraying structure, which belongs to the technical field of drying machines and comprises: dust detection device, the detector, female pipe and spray set spray, dust detection device is fixed respectively on the top surface of desiccator along the length direction of desiccator, each dust detection device all includes a probe, the inside of desiccator is provided with the cavity, each probe is all fixed to be set up at the top of cavity and is used for detecting the inside dust concentration of desiccator, the detector all includes a sensor, the sensor is all fixed to be set up in the bottom of cavity and is used for detecting the inside moisture content of desiccator, the one end of female pipe of spraying stretches out cavity and the operable intercommunication of external water source, the both ends of shower respectively with female pipe of spraying and correspond a nozzle intercommunication, be provided with an electric ball valve between the link of each shower and female pipe of spraying, each electric ball valve respectively with the probe that corresponds one, it is connected to correspond a sensor electricity.
Description
Technical Field
The utility model relates to the technical field of drying machines, in particular to a disc type drying machine with an automatic spraying structure.
Background
When the existing disc type drying machine encounters materials which are easy to dry, the amount of dust is very large, the dust is filled in the drying machine, and if sparks exist, a dust storm is easy to generate, so that potential safety hazards exist; if the moisture content of the fed material of the existing disc type drying machine fluctuates greatly, the moisture content of the dried material also fluctuates correspondingly, irregular impact is generated on rear-end conveying equipment, storage equipment and an incineration system, and the service life is influenced.
Disclosure of Invention
Aiming at the problems that the existing drying machine is very easy to generate dust storm and has potential safety hazard, the disc type drying machine with the automatic spraying structure is provided, the phenomenon that materials are dried too fast and generate a large amount of dust can be avoided, and the use safety of the disc type drying machine is effectively improved. The water content of each stage of the drying machine can be controlled by spraying, the water content of discharged materials is stabilized, and the drying system is more stable.
The specific technical scheme is as follows:
the utility model provides a take automatic spray structure disc type mummification machine, includes:
the dust detection devices are fixedly arranged on the top surface of the drying machine along the length direction of the drying machine respectively, each dust detection device comprises a probe, a cavity is arranged in the drying machine, and each probe is fixedly arranged at the top of the cavity and is used for detecting the dust concentration in the drying machine;
the number of the detectors is the same as that of the dust detection devices, the detectors are fixedly arranged on the bottom surface of the drying machine along the length direction of the drying machine respectively, each detector comprises a sensor, and each sensor is fixedly arranged at the bottom of the cavity and is used for detecting the moisture content in the drying machine;
the spraying main pipe is arranged in the cavity, and one end of the spraying main pipe extends out of the cavity and is in operable communication with an external water source;
the spraying devices are the same as the dust detection devices in number, each spraying device comprises a spraying pipe, a nozzle and an electric ball valve, two ends of the spraying pipe are respectively communicated with the spraying female pipe and the corresponding nozzle, one electric ball valve is arranged between the spraying pipe and the connecting end of the spraying female pipe, and each electric ball valve is respectively electrically connected with one corresponding probe and one corresponding sensor.
The disc type drying machine with the automatic spraying structure is characterized in that a sludge inlet and a sludge outlet are respectively formed in two ends of the drying machine.
The upper-belt automatic spraying structure disc type drying machine is characterized in that the dust detection devices are arranged at equal intervals along the length direction of the drying machine.
The disc type drying machine with the automatic spraying structure is characterized in that the spraying devices are arranged at equal intervals along the length direction of the drying machine.
The disc type drying machine with the automatic spraying structure is characterized in that the plurality of detectors are arranged at equal intervals along the length direction of the drying machine.
The disc type drying machine with the automatic spraying structure is characterized in that the axis of the spraying main pipe is superposed with the axis of the drying machine.
The disc type drying machine with the automatic spraying structure is provided with a drying machine waste gas outlet and a drying machine air-carrying supplement port.
The disc type drying machine with the automatic spraying structure is characterized in that a safety instrument is further installed on the drying machine.
Compared with the prior art, the technical scheme has the positive effects that:
each dust detection device and each detector control one spraying device, so that the concentration of dust and the moisture content of sludge inside the drying machine are monitored, when the concentration is too high, spraying is started, the concentration of dust in the drying machine is reduced, when the moisture content of sludge at the local position is monitored to be too low, spraying is started, the moisture content of sludge is improved, the moisture content of sludge dried by the disc drying machine 1 meets the process requirement, the situation that the concentration of dust inside the drying machine is too high is avoided, the risk of dust storm is solved, and the use safety of the disc drying machine is improved; the moisture content of the discharged material is controlled, so that the system is more stable in operation, better in adaptability, longer in service life of equipment, and the economic benefit is improved.
Drawings
FIG. 1 is a front view of a disc type drying machine with an automatic spraying structure according to the present invention;
FIG. 2 is a top view of a disc type drying machine with an automatic spraying structure according to the present invention;
FIG. 3 is a side view of a disc type drying machine with an automatic spraying structure according to the present invention;
FIG. 4 is a carrier gas circulation system with an automatic spraying structure disc type drying machine of the present invention.
In the drawings: 1. a drying machine; 1-1, a waste gas outlet of a drying machine; 1-2, a drying machine air replenishing port; 1-3, a drying machine steam condensate outlet; 1-4, a wet material inlet of a drying machine; 1-5, a drying machine dry material outlet; 2. a dust remover; 3. a condenser; 4. abandoning an induced draft fan; 5. a combustion air inlet; 6. a carrier gas circulating fan; 7. a carrier gas preheater; 7-1, a carrier gas preheater air side inlet; 7-2, an air side outlet of a carrier gas preheater; 7-3, a carrier gas preheater hot water inlet; 7-4, a hot water outlet of a carrier gas preheater; 8. a first flow meter; 9. a second flow meter; 10. a third flow meter; 11. a carrier gas supplement regulating valve; 12. a water-repelling device; 13. a hot water recovery tank; 14. a wet material feed conveyor; 15. a wet material air locking and discharging device; 16. a dry material gas locking and discharging device; 17. a dry material discharge conveyor; 18. an online safety instrument; 19. an automatic control system; 20. a dust detection device; 21. a detector; 22. spraying a main pipe; 23. a spraying device; 24. a shower pipe; 25. a nozzle; 26. an electric ball valve; 27. a sludge inlet; 28. a sludge outlet.
Detailed Description
The utility model is further described with reference to the following drawings and specific examples, which are not intended to be limiting.
As shown in fig. 1 to 4, a disk type drying machine with an automatic spraying structure is shown in a preferred embodiment, which comprises: a plurality of dust detection devices 20, detectors 21, a main spray pipe 22 and a spray device 23, wherein the dust detection devices are respectively and fixedly arranged on the top surface of the drier 1 along the length direction of the drier 1, each dust detection device 20 comprises a probe, a cavity is arranged inside the drier 1, two ends of the drier 1 are respectively provided with a sludge inlet 27 and a sludge outlet 28, the sludge inlet 27 and the sludge outlet 28 are respectively communicated with the cavity, each probe is fixedly arranged at the top of the cavity and used for detecting the dust concentration inside the drier 1, the number of the detectors 21 is the same as that of the dust detection devices 20, the detectors 21 are respectively and fixedly arranged on the bottom surface of the drier 1 along the length direction of the drier 1, each detector 21 comprises a sensor, each sensor is fixedly arranged at the bottom of the cavity and used for detecting the water content inside the drier 1, the spraying main pipe 22 is arranged in the cavity, one end of the spraying main pipe extends out of the cavity to be communicated with an external water source in an operable mode, the spraying devices 23 are the same as the dust detection device 20 in quantity, each spraying device 23 comprises a spraying pipe 24, a nozzle 25 and an electric ball valve 26, two ends of each spraying pipe 24 are communicated with the spraying main pipe 22 and the corresponding nozzle 25 respectively, an electric ball valve 26 is arranged between the connecting end of each spraying pipe 24 and the spraying main pipe 22, and each electric ball valve 26 is electrically connected with the corresponding probe and the corresponding sensor respectively. Set up a set of dust detection device 20 in disc type drier dome department, also set up a set of detector 21 in the drier 1 bottom that each dust detection device 20 corresponds simultaneously, spray set 23 of every dust detection device 20 and detector 21 control, thereby realize monitoring drier 1 inside dust concentration and mud moisture content, when concentration is too high, open and spray, reduce the dust concentration in drier 1, when monitoring that the mud moisture content of this local position is too low, open and spray, improve the moisture content of mud, make the moisture content of mud after the drying of disc drier 1 accord with the technological requirement.
Further, the disc type drier with the automatic spraying structure further comprises a waste gas treatment component, a carrier gas supplementing component, a combustion-supporting air inlet 5, a first flowmeter 8 and a second flowmeter 9, the drier 1 is provided with a drier waste gas outlet 1-1 and a drier carrier gas supplementing port 1-2, the waste gas treatment component comprises a dust remover 2, a condenser 3 and a waste gas induced draft fan 4 which are sequentially connected in series, the dust remover 2 is further communicated with the drier waste gas outlet 1-1, the carrier gas supplementing component comprises a carrier gas preheater 7 and a carrier gas circulating fan 6 which are sequentially connected in series, the carrier gas preheater 7 is further communicated with the drier carrier gas supplementing port 1-2, and the drier waste gas outlet 1-1 is respectively connected with the dust remover 2, the condenser 3 and the waste gas induced draft fan 4 in series. After dust removal and condensation treatment of the waste gas composed of carrier gas, vapor and part of dust, the non-condensable waste gas with the carrier gas as the main component is pumped by a waste gas draught fan 4. The outlet of the waste gas induced draft fan 4 is provided with a three-way pipeline, one end of the three-way pipeline is connected to a waste gas treatment system or an incinerator combustion air inlet, the other end of the three-way pipeline is connected to a carrier gas circulating fan 6 and a carrier gas preheater 7, and the carrier gas preheater 6 is connected with a drier carrier gas supplementing port 1-2. A first flowmeter 8 is arranged at the inlet of the exhaust gas induced draft fan 4, and a second flowmeter 9 is arranged at the inlet of the carrier gas circulating fan 6. A three-way pipeline is arranged between the inlet of the carrier gas circulating fan 6 and the second flowmeter 9, and is connected with a third flowmeter 10 and a carrier gas supplement regulating valve 11, and the other end of the carrier gas supplement regulating valve 11 is communicated with the atmosphere. The drying automatic control system adjusts the frequency of the carrier gas circulating fan 6 according to the real-time flow of the first flow meter 8 and the second flow meter 9, non-condensable waste gas at the outlet of the waste gas induced fan 4 is pumped to the carrier gas preheater 7 according to a preset proportion and is heated, and then enters the drying machine 1 through the drying machine carrier gas supplementing port 1-2, so that the recycling of a large amount of carrier gas is realized, and the carrier gas external discharge capacity of the drying machine 1 is obviously reduced. Preferably, in order to improve the circulation ratio of the carrier gas to the maximum extent and reduce the external discharge capacity of the waste gas, the inlet and the outlet of the drier 1 are respectively provided with a wet material air-locking discharge device 15 and a dry material air-locking discharge device 16, and the whole tightness of equipment, pipelines and the like communicated with the waste gas is kept, so that the uncontrollable air leakage rate is reduced. Preferably, considering that combustible gas or dust can be generated in the drying process of certain materials and enriched at a high carrier gas circulation ratio, which can affect the safety of the drying system, an online safety instrument 18 which is not limited to the concentration of the combustible gas or dust and the like is installed on the drying machine, and the concentration value is remotely transmitted to a drying automatic control system 19. The drying automatic control system 19 compares the concentration value with a preset safe concentration, if the concentration value is higher than the preset safe concentration, the opening of the carrier gas supplementing regulating valve is opened and adjusted, and a small amount of air in the atmosphere is sucked to dilute the concentration in the drying machine, so that the stable and safe operation of the system is ensured. The waste heat in the steam condensate at the outlet of the drainage device of the drier is fully utilized as the heat source of the carrier gas preheater to heat the circulating carrier gas.
Further, as a preferred embodiment, the drier 1 is provided with a drier waste gas outlet 1-1, a drier carrier gas supplementing port 1-2, a drier steam condensate outlet 1-3, a drier wet material inlet 1-4 and a drier dry material outlet 1-5. Wet materials enter the drier through a wet material feeding conveyor 14, a wet material air-locking discharge device 15 and drier wet material inlets 1-4. The dried dry materials are discharged through a dry material outlet 1-5 of the drying machine, a dry material gas-locking discharge device 16 and a dry material discharge conveyor 17. In the drying process, waste gas consisting of carrier gas, steam and part of dust is sent to a waste gas treatment system or an incinerator combustion air inlet 5 through a dryer waste gas outlet 1-1, a dust remover 2, a condenser 3, a first flowmeter 8 and a waste gas induced draft fan 4. A three-way pipeline is arranged between an outlet of a waste gas induced draft fan 4 and a waste gas treatment system or an incinerator combustion air inlet 5, a second flow meter 9, a carrier gas circulating fan 6, a carrier gas preheater 7 and a drier carrier gas supplementing port 1-2 are connected in series in sequence, a drying automatic control system 19 adjusts the frequency of the waste gas induced draft fan 4 and the carrier gas circulating fan 6 according to the real-time flow of a first flow meter 8 and a second flow meter 9, non-condensable waste gas at the outlet of the waste gas induced draft fan 4 is pumped to the carrier gas preheater 7 according to a preset proportion and then enters a drier 1 through a drier carrier gas supplementing port 1-2 after being heated, and the cyclic utilization of a large amount of carrier gas is achieved. An outlet of the carrier gas circulating fan 6 is connected with an air side inlet 7-1 of the carrier gas preheater, and an air side outlet 7-2 of the carrier gas preheater is connected with a carrier gas replenishing port 1-2 of the drying machine. Preferably, in order to improve the circulation proportion of the carrier gas to the maximum extent and reduce the quantity of the combustion air entering the waste gas treatment system or the combustion furnace combustion-supporting air inlet 5, a wet material air locking and discharging device 15 is arranged between a wet material feeding conveyor 14 and a drying machine wet material inlet 1-4, a dry material air locking and discharging device 16 is arranged between a drying machine dry material outlet 1-5 and a dry material discharging conveyor 17, the airtightness of the whole equipment, pipelines and the like communicated with the waste gas is kept, and the uncontrollable air leakage quantity is reduced. Preferably, considering that combustible gas or dust can be generated in the drying process of certain materials and can be enriched at a high carrier gas circulation ratio, which can affect the safety of the drying system, an online safety instrument 18 which is not limited to the concentration of the combustible gas or dust and the like is installed on the drying machine 1, and the concentration value is remotely transmitted to a drying automatic control system 19. A three-way pipeline is arranged between the second flowmeter 9 and the carrier gas circulating fan 6 and is connected in series with a third flowmeter 10 and a carrier gas supplement regulating valve 11, and the other end of the carrier gas supplement regulating valve 11 is connected with the atmosphere. The drying automatic control system 19 compares the concentration value with a preset safe concentration, if the concentration value is higher than the preset safe concentration, the carrier gas supplement regulating valve 11 is opened and adjusted to open, and a small amount of air in the atmosphere is sucked to dilute the concentration in the drying machine 1, so that the stable and safe operation of the system is ensured. Steam enters the drainage device 12 through the drier steam condensate outlet 1-3 after heat exchange through the drier 1, the steam condensate after being drained by the drainage device 12 still contains certain flash evaporation latent heat and sensible heat, the condensate enters the carrier gas preheater 7 through the carrier gas preheater hot water inlet 7-3 to indirectly heat circulating carrier gas until the condensate is cooled to the temperature which can be received by the open water tank and the water pump and then is discharged to a steam condensate recycling system from the carrier gas preheater hot water outlet 7-4.
While the utility model has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the utility model.
Claims (8)
1. The utility model provides a take automatic spray structure disc type mummification machine which characterized in that includes:
the dust detection devices are fixedly arranged on the top surface of the drying machine along the length direction of the drying machine respectively, each dust detection device comprises a probe, a cavity is arranged in the drying machine, and each probe is fixedly arranged at the top of the cavity and is used for detecting the dust concentration in the drying machine;
the number of the detectors is the same as that of the dust detection devices, the detectors are fixedly arranged on the bottom surface of the drying machine along the length direction of the drying machine respectively, each detector comprises a sensor, and each sensor is fixedly arranged at the bottom of the cavity and is used for detecting the moisture content in the drying machine;
the spraying main pipe is arranged in the cavity, and one end of the spraying main pipe extends out of the cavity and is in operable communication with an external water source;
the spraying devices are the same as the dust detection devices in number, each spraying device comprises a spraying pipe, a nozzle and an electric ball valve, two ends of the spraying pipe are respectively communicated with the spraying female pipe and the corresponding nozzle, one electric ball valve is arranged between the spraying pipe and the connecting end of the spraying female pipe, and each electric ball valve is respectively electrically connected with one corresponding probe and one corresponding sensor.
2. The disc type drying machine with the automatic spraying structure as claimed in claim 1, wherein a sludge inlet and a sludge outlet are respectively arranged at two ends of the drying machine.
3. The disc type drying machine with the automatic spraying structure as claimed in claim 1, wherein the plurality of dust detection devices are arranged at equal intervals along the length direction of the drying machine.
4. The disc type drying machine with the automatic spraying structure as claimed in claim 1, wherein a plurality of spraying devices are arranged at equal intervals along the length direction of the drying machine.
5. The disc type drying machine with the automatic spraying structure as claimed in claim 1, wherein the detectors are arranged at equal intervals along the length direction of the drying machine.
6. The disc type drying machine with the automatic spraying structure as claimed in claim 1, wherein the axis of the spraying main pipe is coincident with the axis of the drying machine.
7. The disc type drying machine with the automatic spraying structure as claimed in claim 1, wherein the drying machine is provided with a drying machine waste gas outlet and a drying machine carrier gas supplement port.
8. The disc type drying machine with the automatic spraying structure as claimed in claim 1, wherein a safety instrument is further installed on the drying machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123159298.5U CN216711885U (en) | 2021-12-15 | 2021-12-15 | Disc type drying machine with automatic spraying structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123159298.5U CN216711885U (en) | 2021-12-15 | 2021-12-15 | Disc type drying machine with automatic spraying structure |
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| CN216711885U true CN216711885U (en) | 2022-06-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202123159298.5U Active CN216711885U (en) | 2021-12-15 | 2021-12-15 | Disc type drying machine with automatic spraying structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114383389A (en) * | 2021-12-23 | 2022-04-22 | 天通新环境技术有限公司 | Air-carrying circulating system of drying machine |
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2021
- 2021-12-15 CN CN202123159298.5U patent/CN216711885U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114383389A (en) * | 2021-12-23 | 2022-04-22 | 天通新环境技术有限公司 | Air-carrying circulating system of drying machine |
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