CN112762680A - Multifunctional intelligent drying system and drying process - Google Patents

Multifunctional intelligent drying system and drying process Download PDF

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Publication number
CN112762680A
CN112762680A CN202110149591.9A CN202110149591A CN112762680A CN 112762680 A CN112762680 A CN 112762680A CN 202110149591 A CN202110149591 A CN 202110149591A CN 112762680 A CN112762680 A CN 112762680A
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China
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fuel
drying
bin
conveying device
plc controller
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CN202110149591.9A
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Chinese (zh)
Inventor
黄敬喜
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Jilin Hengyuan Machinery Charcoal Co ltd
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Jilin Hengyuan Machinery Charcoal Co ltd
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Priority to CN202110149591.9A priority Critical patent/CN112762680A/en
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B11/00—Machines or apparatus for drying solid materials or objects with movement which is non-progressive
    • F26B11/02—Machines or apparatus for drying solid materials or objects with movement which is non-progressive in moving drums or other mainly-closed receptacles
    • F26B11/04—Machines or apparatus for drying solid materials or objects with movement which is non-progressive in moving drums or other mainly-closed receptacles rotating about a horizontal or slightly-inclined axis
    • F26B11/0436—Machines or apparatus for drying solid materials or objects with movement which is non-progressive in moving drums or other mainly-closed receptacles rotating about a horizontal or slightly-inclined axis comprising multiple stages, e.g. multiple rotating drums subsequently receiving the material to be dried; Provisions for heat recuperation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B23/00—Heating arrangements
    • F26B23/02—Heating arrangements using combustion heating
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
    • F26B25/001—Handling, e.g. loading or unloading arrangements
    • F26B25/002—Handling, e.g. loading or unloading arrangements for bulk goods
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
    • F26B25/005—Treatment of dryer exhaust gases
    • F26B25/007—Dust filtering; Exhaust dust filters
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
    • F26B25/009—Alarm systems; Safety systems, e.g. preventing fire and explosions
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
    • F26B25/02—Applications of driving mechanisms, not covered by another subclass

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Drying Of Solid Materials (AREA)

Abstract

本发明提供一种多功能智能烘干系统及烘干流程，该系统包括依次相连的燃烧机、加料仓、滚筒干燥装置、气流除沙装置、分离器和PLC控制器；分离器分别连接干料仓和除尘器；PLC控制器分别与前述机构相连；燃烧机包括燃料仓、设备仓和燃烧炉，燃料仓位于设备仓的上方，设备仓内设有燃料推进装置和鼓风装置，燃料推进装置与燃料仓的出料口相连；燃料推进装置和鼓风装置分别通过管道与燃烧炉相连，燃烧炉内设有点火装置和温度传感器；加料仓内设有料位控制器，料位控制器设有报警器，加料仓外设有报警灯；烘干系统还包括输送装置，输送装置包括燃料输送装置和物料输送装置，燃料输送装置和燃料仓相连，物料输送装置和加料仓相连。

Figure 202110149591

The invention provides a multifunctional intelligent drying system and a drying process. The system includes a burner, a feeding bin, a drum drying device, an airflow desilting device, a separator and a PLC controller which are connected in sequence; the separators are respectively connected with dry materials silo and dust collector; PLC controllers are respectively connected with the aforementioned mechanisms; the burner includes a fuel silo, an equipment silo and a combustion furnace, the fuel silo is located above the equipment silo, and the equipment silo is provided with a fuel propulsion device and a blower It is connected with the discharge port of the fuel silo; the fuel propulsion device and the blowing device are respectively connected with the combustion furnace through pipes, and the combustion furnace is provided with an ignition device and a temperature sensor; The alarm device is provided with an alarm light outside the feeding bin; the drying system also includes a conveying device, the conveying device includes a fuel conveying device and a material conveying device, the fuel conveying device is connected with the fuel silo, and the material conveying device is connected with the feeding silo.

Figure 202110149591

Description

Multifunctional intelligent drying system and drying process
Technical Field
The invention belongs to the technical field of drying equipment, and particularly relates to a multifunctional intelligent drying system and a drying process.
Background
The drying assembly line is a mechanical combined device for reducing moisture by utilizing hot air flow, and is used for drying materials, the dryer gasifies and overflows moisture in the materials by the heated hot air flow to obtain the required moisture content percentage, the dryer aims at meeting the requirements of material use and further processing, and along with the development of the society, the drying assembly line is more and more widely used in daily production and life of people, but the existing drying assembly line is manually controlled by manpower according to experience, a plurality of devices are combined, the manual operation process is more complicated, manual ignition, manual fuel addition, manual starting of buttons of various devices, manual adjustment of dryness and humidity and the like are realized. The defects of manual control mainly comprise the following points: when fuel is added, the furnace door must be opened and closed, and cold air enters to cause temperature instability; the amount of fuel added is difficult to master, and the stability of the temperature is directly influenced by the amount of the added fuel; the temperature change is large, and the dryness and the humidity are unstable directly; according to the temperature change and the humidity change, the amount of the fed raw materials is difficult to master, so that the humidity is unstable; the temperature of the broken raw materials rises rapidly without automatic control and alarm prompt, and once the inside of the dryer is easily ignited due to negligence, the discharge port emits fire, so that serious loss is caused.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a multifunctional intelligent drying system and a drying process, which can realize accurate drying control and whole-course intelligent management, and have the advantages of high production efficiency and stable and reliable quality. The technical scheme of the invention is as follows:
in a first aspect, the invention provides a multifunctional intelligent drying system, which comprises a burner, a feeding bin, a roller drying device, an airflow sand removing device, a separator and a PLC (programmable logic controller) which are sequentially connected; the separator is respectively connected with the dry material bin and the dust remover, a dust collection box is arranged below the dust remover, and a wet outlet is formed in the top of the dust remover; the PLC is respectively connected with the burner, the feeding bin, the roller drying device, the airflow sand removing device, the separator, the dry bin and the dust remover;
the combustor comprises a fuel bin, an equipment bin and a combustion furnace, wherein the fuel bin is positioned above the equipment bin, a fuel propelling device and an air blowing device are arranged in the equipment bin, and the fuel propelling device is connected with a discharge hole of the fuel bin; the fuel propulsion device and the air blowing device are respectively connected with the PLC; the fuel propulsion device and the air blowing device are respectively connected with the combustion furnace through pipelines, and the two pipelines are also communicated; an ignition device and a temperature sensor are arranged in the combustion furnace, and the ignition device and the temperature sensor are respectively connected with the PLC;
a material level controller is arranged in the feeding bin, an alarm is arranged on the material level controller, an alarm lamp is arranged outside the feeding bin, and the material level controller and the alarm lamp are respectively connected with the PLC;
the drying system further comprises a conveying device, the conveying device comprises a fuel conveying device and a material conveying device, the fuel conveying device is connected with the fuel bin, the material conveying device is connected with the feeding bin, and the fuel conveying device and the material conveying device are respectively connected with the PLC.
Further, a material sensor is arranged in the fuel bin and connected with the PLC.
Optionally, the ignition device comprises an oil injection device and an electronic igniter, and the oil injection device and the electronic igniter are respectively connected with the PLC controller.
Optionally, the ignition device comprises an electric heating rod ignition device, and the electric heating rod ignition device is connected with the PLC controller.
Preferably, the fuel propulsion device comprises a propulsion motor and a shaftless auger blade connected with the propulsion motor, and the propulsion motor is connected with the PLC.
Further, the roller drying device comprises a roller, rolling rings are arranged at two ends of the roller or rolling gears are arranged in the middle of the roller, the rolling rings or the rolling gears are respectively connected with a roller motor through a driving aperture or a driving gear, and the roller motor is connected with the PLC.
Furthermore, the airflow sand removal device comprises a device body, wherein two ends of the device body are of cone structures, the middle part of the device body is of a cylinder structure, and the total length of the cone structures at the two ends is equivalent to the length of the cylinder structure; and iron removers are arranged on the inner walls of the middle cylindrical structure and the lower conical structure.
Furthermore, a related air discharger is arranged at the bottom of the separator, the air-seal discharger is connected with a drying discharging machine, the drying discharging machine is connected with the dry material bin, and the air-seal discharger and the drying discharging machine are respectively connected with the PLC.
Furthermore, a fan is arranged on a pipeline communicated with the separator and the dust remover, and the fan is connected with the PLC.
Furthermore, a screening device is arranged on the material conveying device and connected with the PLC.
Optionally, the drying system further comprises an upper computer and a remote control end connected with the upper computer through a communication device, and the upper computer is connected with the PLC controller.
In a second aspect, the present invention provides a drying process of a multifunctional intelligent drying system, including the following steps:
step 1, conveying fuel to a combustor through a fuel conveying device for combustion to generate heat energy, and conveying the heat energy to a roller drying device;
step 2, conveying the material to be dried to a feeding bin through a material conveying device and entering a roller drying device;
step 3, drying the materials to be dried in the roller drying device, and then sending the dried materials into an airflow sand removal device for removing sand and iron;
and 4, feeding the materials subjected to sand removal and iron removal into a separator for gas-solid separation, feeding the solids subjected to gas-solid separation into a dry bin, and discharging the gas after the gas enters a dust remover for dust removal.
Further, the drying process further includes: and the remote control end sends a control instruction to the upper computer, and the upper computer transmits the control instruction to the PLC, so that the remote automatic control of the drying process is realized.
The invention has the beneficial effects that:
1. the invention can set the corresponding temperature in the PLC according to the dryness and humidity of the raw material, automatically increase the fuel feeding amount in the fuel bin when the temperature is lower than the set temperature, automatically reduce the fuel feeding amount in the fuel bin when the set temperature is reached, ensure the optimal moisture of the dryness and humidity, and solve the problem that the traditional drying and feeding temperature is difficult to master. Moreover, the temperature in the combustion furnace can be kept not to exceed the safe temperature, the overtemperature ignition phenomenon in the combustion furnace can not be caused, and the safety of the system is improved.
2. The process of the fuel entering the combustion furnace is closed feeding, so that the temperature balance can be ensured, the fuel can be fully utilized, and the fuel consumption can be saved.
3. The whole drying process is fully automatically controlled, the drying error of the materials is only about 1%, and the production yield and the quality stability are greatly improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic structural diagram of a drying system according to the present invention.
Fig. 2 is a structural control block diagram of a drying system of the present invention.
Fig. 3 is a schematic structural view of the fuel propulsion device of the present invention.
Fig. 4 is a schematic structural view of the air flow sand removing device of the present invention.
In the drawings 1-4, 1, a burner, 2, a feeding bin, 3, a roller drying device, 4, an airflow sand removing device, 5, a separator, 6, a PLC controller, 7, a dry bin, 8, a dust remover, 9, a dust collection box, 10, a moisture outlet, 11, a fuel bin, 12, an equipment bin, 13, a combustion furnace, 14, a fuel propelling device, 15, a blowing device, 16, a fuel bin discharge outlet, 17, an ignition device, 18, a temperature sensor, 19, a level controller, 20, an alarm, 21, a conveying device, 22, a fuel conveying device, 23, a material conveying device, 24, a material sensor, 25, a propelling motor, 26, a shaftless conical blade, 27, a rolling ring, 28, a driving diaphragm, 29, a roller motor, 30, an airflow sand removing device structure, 31, an airflow sand removing device cylinder structure, 32, an iron remover, 33, a wind closing discharger, 34, a wind removing device, drying discharging machine 35, fan 36, screening plant 38, host computer 39, remote control end 40, alarm lamp.
Detailed Description
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms 'mounted', 'connected' and 'connected' are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the two elements may be directly connected or indirectly connected through an intermediate medium, or may be communicated with each other inside the two elements, or may be wirelessly connected or wired connected. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
The present invention will now be described in further detail with reference to the following figures and specific examples, which are intended to be illustrative, but not limiting, of the invention.
Example 1
As shown in fig. 1 and 2, the present embodiment provides a multifunctional intelligent drying system, which includes a burner 1, a feeding bin 2, a drum drying device 3, an airflow sand removing device 4, a separator 5 and a PLC controller 6, which are connected in sequence. The separator 5 is respectively connected with a dry material bin 7 and a dust remover 8. The PLC 6 is respectively connected with the burner 1, the feeding bin 2, the roller drying device 3, the airflow sand removing device 4, the separator 5, the drying bin 7 and the dust remover 8.
The drying system further comprises a conveying device 21, the conveying device 21 comprises a fuel conveying device 22 and a material conveying device 23, the fuel conveying device 22 is connected with the fuel bin 11, the material conveying device 23 is connected with the feeding bin 2, and the fuel conveying device 22 and the material conveying device 23 are respectively connected with the PLC 6. The material conveying device 23 is provided with a screening device 36, the screening device 36 is connected with the PLC 6, the screening device screens fine particles with granularity meeting requirements into a feeding bin for subsequent drying operation, coarse particles with granularity not meeting requirements are screened out and then returned to a material making bin (not shown in the figure) for continuous crushing treatment, and therefore the efficiency of subsequent drying operation and the yield of materials can be guaranteed.
The combustor 1 comprises a fuel bin 11, an equipment bin 12 and a combustion furnace 13, wherein the fuel bin 11 is located above the equipment bin 12, a material sensor 24 is arranged in the fuel bin 11, the material sensor 24 is connected with the PLC 6, after the material sensor senses that fuel is added, state information of sensed materials is transmitted to the PLC 6, and the PLC 6 starts a fuel propulsion device 14 and a blowing device 15 to work. The fuel propelling device 14 and the air blowing device 15 are arranged in the equipment bin 12, and the fuel propelling device 14 is connected with the discharge hole 16 of the fuel bin 11. The fuel propulsion device 14 and the air blowing device 15 are respectively connected with the PLC controller 6. The fuel propulsion device 14 and the air blowing device 15 are respectively connected with the combustion furnace 13 through pipelines, and the two pipelines are communicated with each other, and the pipeline of the fuel propulsion device 14 communicated with the pipeline of the air blowing device 15 is connected from the upper part of the pipeline of the fuel propulsion device 14, so that fuel is prevented from blocking the pipeline and entering the pipeline of the air blowing device 15, the fuel propulsion device 14 can accelerate the speed of feeding the fuel into the boiler with the help of partial air in the process of propelling the fuel into the boiler, and further fuel accumulation and blockage are prevented. An ignition device 17 and a temperature sensor 18 are arranged in the combustion furnace 13, and the ignition device 17 and the temperature sensor 18 are respectively connected with the PLC 6. The PLC monitors the temperature in the combustion furnace 13 monitored by the temperature sensor 18 in real time, and when the temperature reaches a set temperature value, the fuel conveying device 22 is closed, and the feeding is stopped; when it is detected that the temperature in the combustion furnace is lower than the set temperature, the fuel supply device 22 is restarted. The bottom of the combustion furnace 13 is also connected with a deslagging screw machine (not shown in the figure).
In this embodiment, the ignition device 17 may be an ignition device assembled by a fuel injection device and an electronic igniter, or an electric bar ignition device, and in any case, the ignition device 17 is connected to the PLC controller 6.
In this embodiment, the fuel propulsion device 14 comprises a propulsion motor 25 and a shaftless auger blade 26 connected with the propulsion motor 25, and the propulsion motor 25 is connected with the PLC controller 6. In addition, a motor-lead screw driven pushing head mechanism can be adopted, but the pushing head mechanism cannot ensure the advancing uniformity of the materials in the process of pushing the materials, and particularly, the pushing head mechanism is very easy to block a pipeline aiming at wet materials with certain viscosity. In addition, a soft auger blade or an auger blade with a shaft can also be adopted.
It is equipped with material level controller 19 to add in the feed bin 2, material level controller 19 is equipped with alarm 20, it is equipped with alarm lamp 40 to add the feed bin 2 outward, material level controller 19 with alarm lamp 40 respectively with PLC controller 6 links to each other. When the material to be dried is fed and the material is cut off, the material level controller 19 automatically gives an alarm, state information is sent to the PLC controller 6, the PLC controller 6 starts the external alarm lamp 40 to give an alarm to remind a worker to add the material to be dried, and the alarm is automatically released after the material is supplied. Solves the problem of unnecessary loss caused by the lack of raw material feeding.
The roller drying device 3 comprises a roller, wherein rolling rings 27 are arranged at two ends (shown as rolling rings 27 arranged at two ends in figure 1) of the roller or rolling gears are arranged in the middle of the roller, the rolling rings 27 are connected with a roller motor 29 through a driving aperture 28, and the roller motor 29 is connected with the PLC 6. And an automatic control valve is arranged on a connecting pipeline of the roller drying device 3 and the airflow sand removing device 4, and the valve is connected with a PLC (programmable logic controller).
The airflow sand removing device 4 comprises a device body, wherein two ends of the device body are cone structures 30, the middle part of the device body is a cylinder structure 31, and the total length of the cone structures at the two ends is equivalent to that of the cylinder structure. The airflow sand removing device with the structure can increase the retention time of materials in the airflow sand removing device, thereby better removing sand and iron. The inner walls of the middle cylindrical structure 31 and the lower conical structure 30 are provided with iron removers 32.
The separator 5 is a cyclone separator, the bottom of the separator is provided with an air-related discharger 33, the air-related discharger 33 is connected with a drying discharger 34, the drying discharger 34 is connected with the drying bin 7, and the air-related discharger 33 and the drying discharger 34 are respectively connected with the PLC 6. And a fan 35 is arranged on a pipeline communicated with the cyclone separator 5 and the dust remover 8, and the fan 35 is connected with the PLC 6.
The dust remover 8 is a cyclone dust remover, a dust collection box 9 is arranged below the dust remover, and a wet outlet is formed in the top of the dust remover 8. The gas from the separator 5 is dusted in the cyclone 8, the dust enters the lower dust collecting box 9, and the moisture is discharged from the upper moisture outlet 10.
The working principle of the drying system of the embodiment is as follows: inputting fuel into a combustion machine through a fuel conveying device, and automatically controlling the supply of the fuel according to the material level; ignition, fuel feeding, air distribution, temperature and the like of the combustor are automatically controlled by a PLC (programmable logic controller), so that the fuel is ensured to be fully combusted; conveying wet raw materials through a material conveying device, screening the wet raw materials, and enabling the wet raw materials to enter a feeding bin, wherein a material level controller is arranged in the feeding bin, when the raw materials are lacked, the material conveying device is started, and when the raw materials are reached, the raw materials are stopped, so that the automatic supply of the wet raw materials is ensured; under the action of the air blowing device, wet materials and heat generated by combustion enter the drum drying device to perform a material drying process, and the feeding speed of each section can be automatically adjusted according to information such as the dryness and humidity of initial raw materials, the temperature of hot air in the combustion furnace and the like; then the dried raw materials enter an airflow sand removal device for removing sand and iron, then enter a cyclone separator, enter an airlock discharger from a lower outlet of the cyclone separator and are discharged, the gas is dusted by a cyclone dust remover, the dust enters a lower dust collection box, and the moisture is discharged from an upper discharge port; and the raw materials discharged by the air-closing discharger enter the drying discharger and are then guided into the dry material bin for later use.
Example 2
This embodiment provides a multi-functional intelligent drying system, and the difference with embodiment 1 lies in: the drying system further comprises an upper computer 38 and a remote control end 39 connected with the upper computer 38 through a communication device, and the upper computer 38 is connected with the PLC 6. The communication device comprises at least one of a 2G/3G/4G/5G network module, a PLC power line carrier module, an NB-IoT and a LoRa low-power-consumption wide area network module. The remote operation method can be implemented in the area with stable network, and simple programming can be realized according to the temperature and the water content of the raw materials in each area, so that one-key foolproof operation can be really realized.
Example 3
The invention provides a drying process of a multifunctional intelligent drying system, wherein a material to be dried is a biomass rod, the biomass rod is also a good fuel, the water content of the biomass rod is generally controlled to be 6-12%, and the water content of the biomass rod is optimally controlled to be 8-9%, so that the dried biomass rod is directly adopted as the fuel except for the first time, and the drying process is specifically as follows:
step 1, conveying fuel to a combustor through a fuel conveying device for combustion to generate heat energy, and conveying the heat energy to a roller drying device; when the first operation is carried out, other fuels need to be added into the combustor, after the biomass rods are dried and enter the dry material bin, the fuel conveying device is directly butted with the dry material bin, and the biomass rods in the dry material bin are used as fuels in the following drying process and conveyed into the combustor;
step 2, conveying the biomass rods to be dried to a feeding bin through a material conveying device and feeding the biomass rods into a roller drying device;
step 3, exchanging energy between the biomass rods to be dried and hot air flow generated by combustion in the roller drying device to enable moisture in the materials to be gasified and overflowed, drying the materials to be dried, and then sending the dried materials into an air flow sand removal device to remove sand and iron;
step 4, feeding the materials subjected to sand removal and iron removal into a separator for gas-solid separation, feeding the solids subjected to gas-solid separation into a dry bin, and discharging the gas after the gas enters a dust remover for dust removal;
and 5, conveying the biomass rods in the dry material bin into a combustor through a fuel conveying device to combust to generate heat energy, and circularly performing the subsequent drying process of the biomass rods to be dried.
In this embodiment, the biomass rod is used as a material to be dried and can be used as a fuel after being dried. The drying process of the embodiment is also applicable to biomass particles, and the water content of the biomass particles is preferably 13-15%. The moisture content of the manufactured biomass rod and the biomass particles is just suitable for the moisture requirement of the fuel sprayed and burned by the burner, the fuel is not required to be secondarily processed and molded, and can be directly utilized, so that unnecessary expenses such as manpower, material resources, electric power and the like are reduced, and the production cost of drying the biomass hot air flow is reduced greatly in a time-saving and labor-saving manner.
In summary, the present invention solves the following 4 deficiencies in the prior art:
1. the invention can set the corresponding temperature according to the dryness and humidity of the raw materials, automatically increase the fuel feeding amount when the temperature is lower than the set temperature, automatically reduce the fuel feeding amount when the temperature reaches the set temperature, ensure the optimal moisture of the dryness and humidity, and solve the problem that the traditional drying and material feeding temperature is difficult to master.
2. The invention can automatically stop fuel supply by exceeding the set temperature and automatically start fuel supply by being lower than the set temperature, so that the temperature in the combustor can not exceed the safe temperature, the phenomenon of over-temperature ignition in the combustor can not be caused, and the problem of over-temperature ignition in the combustor is solved.
3. The feeding bin is internally provided with the material level controller, when the flowing feeding is interrupted, the alarm is given, meanwhile, the external alarm lamp gives an alarm to remind workers to add the drying raw materials, and the alarm is automatically released after the raw materials are supplied. Solves the problem of unnecessary loss caused by the lack of raw material feeding.
4. The invention is a closed feeding, which can ensure the temperature balance.
It will be understood that modifications and variations can be resorted to by those skilled in the art, and that all such modifications and variations are intended to be within the scope of the invention as claimed.
Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.

Claims (10)

1.一种多功能智能烘干系统，其特征在于：包括依次相连的燃烧机、加料仓、滚筒干燥装置、气流除沙装置、分离器和PLC控制器；所述分离器分别连接干料仓和除尘器，所述除尘器下方设有集尘箱，所述除尘器顶部设有出湿口；所述PLC控制器分别与所述燃烧机、所述加料仓、所述滚筒干燥装置、所述气流除沙装置、所述分离器、所述干料仓和所述除尘器相连；1. a multifunctional intelligent drying system, it is characterized in that: comprise successively connected burner, feeding bin, drum drying device, air-flow sand removing device, separator and PLC controller; Described separator is connected with dry silo respectively and dust collector, a dust collecting box is arranged below the dust collector, and a moisture outlet is arranged at the top of the dust collector; the PLC controller is respectively connected with the burner, the feeding bin, the drum drying device, and the The air flow sand removal device, the separator, the dry silo and the dust collector are connected; 所述燃烧机包括燃料仓、设备仓和燃烧炉，所述燃料仓位于所述设备仓的上方，所述设备仓内设有燃料推进装置和鼓风装置，所述燃料推进装置与所述燃料仓的出料口相连；所述燃料推进装置和所述鼓风装置分别与所述PLC控制器相连；所述燃料推进装置和所述鼓风装置分别通过管道与所述燃烧炉相连，并且两种管道之间也相通；所述燃烧炉内设有点火装置和温度传感器，所述点火装置和所述温度传感器分别与所述PLC控制器相连；The burner includes a fuel bin, an equipment bin and a combustion furnace, the fuel bin is located above the equipment bin, and a fuel propulsion device and a blowing device are arranged in the equipment bin, and the fuel propulsion device and the fuel The discharge port of the bin is connected; the fuel propelling device and the blowing device are respectively connected with the PLC controller; the fuel propelling device and the blowing device are respectively connected with the combustion furnace through pipes, and the two The various pipes are also communicated; an ignition device and a temperature sensor are arranged in the combustion furnace, and the ignition device and the temperature sensor are respectively connected with the PLC controller; 所述加料仓内设有料位控制器，所述料位控制器设有报警器，所述加料仓外设有报警灯，所述料位控制器和所述报警灯分别与所述PLC控制器相连；The material level controller is provided in the feeding bin, the material level controller is provided with an alarm, and an alarm light is provided outside the feeding bin, and the material level controller and the warning light are respectively connected with the PLC controller. connected; 所述烘干系统还包括输送装置，所述输送装置包括燃料输送装置和物料输送装置，所述燃料输送装置和所述燃料仓相连，所述物料输送装置和所述加料仓相连，所述燃料输送装置和所述物料输送装置分别与所述PLC控制器相连。The drying system further includes a conveying device, the conveying device includes a fuel conveying device and a material conveying device, the fuel conveying device is connected with the fuel silo, the material conveying device is connected with the feeding silo, and the fuel The conveying device and the material conveying device are respectively connected with the PLC controller. 2.如权利要求1所述的一种多功能智能烘干系统，其特征在于：所述燃料仓内设有物料感应器，所述物料感应器与所述PLC控制器相连。2 . The multifunctional intelligent drying system according to claim 1 , wherein a material sensor is arranged in the fuel bin, and the material sensor is connected to the PLC controller. 3 . 3.如权利要求2所述的一种多功能智能烘干系统，其特征在于：所述燃料推进装置包括推进电机和与所述推进电机相连的无轴绞龙叶片，所述推进电机与所述PLC控制器相连。3. The multifunctional intelligent drying system according to claim 2, wherein the fuel propulsion device comprises a propulsion motor and a shaftless auger blade connected with the propulsion motor, and the propulsion motor is connected with the propulsion motor. connected to the PLC controller. 4.如权利要求1所述的一种多功能智能烘干系统，其特征在于：所述滚筒干燥装置包括滚筒，所述滚筒两端设有滚圈或者中间部位设有滚动齿轮，所述滚圈或者所述滚动齿轮分别通过驱动光圈或者驱动齿轮与滚筒电机相连，所述滚筒电机与所述PLC控制器相连。4 . The multifunctional intelligent drying system according to claim 1 , wherein the drum drying device comprises a drum, the drum is provided with rolling rings at both ends or a rolling gear is provided in the middle part, and the drum is provided with rolling gears. 5 . The ring or the rolling gear is respectively connected with the drum motor through the driving aperture or the driving gear, and the drum motor is connected with the PLC controller. 5.如权利要求1所述的一种多功能智能烘干系统，其特征在于：所述气流除沙装置包括装置本体，所述装置本体两端为圆锥体结构，中部为圆柱体结构，并且两端圆锥体结构的总长度与圆柱体结构的长度相当；所述中部圆柱体结构以及所述下部圆锥形结构的内壁上设有除铁器。5 . The multifunctional intelligent drying system according to claim 1 , wherein the air-flow sand removal device comprises a device body, the two ends of the device body are in a cone structure, and the middle part is a cylindrical structure, and 5 . The total length of the conical structures at both ends is equal to the length of the cylindrical structures; iron separators are provided on the inner walls of the middle cylindrical structure and the lower conical structure. 6.如权利要求1所述的一种多功能智能烘干系统，其特征在于：所述分离器底部设有关风卸料器，所述关风卸料器与烘干出料机相连，所述烘干出料机与所述干料仓相连，所述关风卸料器和所述烘干出料机分别与所述PLC控制器相连。6 . The multifunctional intelligent drying system according to claim 1 , wherein: the bottom of the separator is provided with an air-related discharger, and the air-closed discharger is connected to the drying discharge machine, so that the The drying and discharging machine is connected with the dry material bin, and the closing air discharger and the drying and discharging machine are respectively connected with the PLC controller. 7.如权利要求6所述的一种多功能智能烘干系统，其特征在于：所述分离器和所述除尘器相连通的管道上设有风机，所述风机与所述PLC控制器相连。7. A multifunctional intelligent drying system as claimed in claim 6, characterized in that: a fan is provided on the pipe connecting the separator and the dust collector, and the fan is connected with the PLC controller . 8.如权利要求1所述的一种多功能智能烘干系统，其特征在于：所述物料输送装置上设有筛分装置，所述筛分装置与所述PLC控制器相连。8 . The multifunctional intelligent drying system according to claim 1 , wherein the material conveying device is provided with a screening device, and the screening device is connected to the PLC controller. 9 . 9.如权利要求1～8任意一项所述的一种多功能智能烘干系统，其特征在于：所述烘干系统还包括上位机和与所述上位机通过通讯装置相连的远程控制端，所述上位机与所述PLC控制器相连。9 . The multifunctional intelligent drying system according to claim 1 , wherein the drying system further comprises a host computer and a remote control terminal connected with the host computer through a communication device. 10 . , the upper computer is connected with the PLC controller. 10.一种多功能智能烘干系统的烘干流程，其特征在于，是采用权利要求1～9任意一项所述的一种多功能智能烘干系统，该烘干流程包括以下步骤：10. A drying process of a multifunctional intelligent drying system, characterized in that it adopts the multifunctional intelligent drying system according to any one of claims 1 to 9, and the drying process comprises the following steps: 步骤1，经燃料输送装置将燃料输送至燃烧机进行燃烧产生热能，并将热能输送至滚筒干燥装置；Step 1, the fuel is delivered to the burner through the fuel delivery device for combustion to generate heat energy, and the heat energy is delivered to the drum drying device; 步骤2，经物料输送装置将待烘干物料输送至加料仓并进入滚筒干燥装置；In step 2, the material to be dried is transported to the feeding bin through the material conveying device and enters the drum drying device; 步骤3，在滚筒干燥装置内完成待烘干物料的干燥，然后将干燥完成的物料送入气流除沙装置除沙除铁；In step 3, the drying of the material to be dried is completed in the drum drying device, and then the dried material is sent to the airflow sand removal device for sand removal and iron removal; 步骤4，将除沙除铁后的物料送入分离器进行气固分离，气固分离后的固体进入干料仓，气体进入除尘器除尘后排出。In step 4, the material after sand and iron removal is sent to the separator for gas-solid separation, the solid after gas-solid separation enters the dry silo, and the gas enters the dust collector to be dedusted and discharged.
CN202110149591.9A 2021-02-03 2021-02-03 Multifunctional intelligent drying system and drying process Pending CN112762680A (en)

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Application publication date: 20210507