阅读说明：本技术 分区控温型转筒干燥机 (Partitioned temperature control type rotary drum dryer ) 是由 黄华 李国庆 于 2020-06-30 设计创作，主要内容包括：本发明公开了一种分区控温型转筒干燥机,包括筒体组件、隔温组件、移动组件、加热组件、转动组件和控制组件,加热组件包括第一加热炉、第二加热炉和电热丝,第一加热炉和第二加热炉通过螺栓固定成整体,电热丝安装在第一加热炉和第二加热炉的内侧,移动组件设置在第一加热炉和第二加热炉的底部,筒体组件安装在第一加热炉和第二加热炉内,筒体组件上设有转动组件,第一加热炉和第二加热炉内设有隔温组件,隔温组件将第一加热炉和第二加热炉分隔若干加温区域,电热丝分别设置在隔温组件内,控制组件连接且控制电热丝。本发明提供了一种安全可靠、安装维护便利、分区控制温度,且节约能耗的分区控温型转筒干燥机。(The invention discloses a partitioned temperature control type rotary drum dryer, which comprises a drum body assembly, a temperature insulation assembly, a moving assembly, a heating assembly, a rotating assembly and a control assembly, wherein the heating assembly comprises a first heating furnace, a second heating furnace and electric heating wires, the first heating furnace and the second heating furnace are fixed into a whole through bolts, the electric heating wires are arranged on the inner sides of the first heating furnace and the second heating furnace, the moving assembly is arranged at the bottom of the first heating furnace and the bottom of the second heating furnace, the drum body assembly is arranged in the first heating furnace and the second heating furnace, the rotating assembly is arranged on the drum body assembly, the temperature insulation assembly is arranged in the first heating furnace and the second heating furnace, the first heating furnace and the second heating furnace are separated into a plurality of heating areas by the temperature insulation assembly, the electric heating wires are respectively arranged in the temperature insulation assembly, and. The invention provides a sectional temperature control rotary drum dryer which is safe and reliable, convenient to install and maintain, capable of controlling temperature in a sectional mode and capable of saving energy consumption.)

1. The partitioned temperature control type rotary dryer is characterized by comprising a cylinder component, a temperature insulation component, a moving component, a heating component, a rotating component and a control component, the heating assembly comprises a first heating furnace, a second heating furnace and an electric heating wire, the first heating furnace and the second heating furnace are fixed into a whole through bolts, the electric heating wires are arranged at the inner sides of the first heating furnace and the second heating furnace, the moving component is arranged at the bottom of the first heating furnace and the second heating furnace, the cylinder component is arranged in the first heating furnace and the second heating furnace, a rotating component is arranged on the cylinder component, the first heating furnace and the second heating furnace are internally provided with a heat insulation component which separates the first heating furnace and the second heating furnace into a plurality of heating areas, the heating wires are respectively arranged in the heat insulation assemblies, and the control assembly is connected with and controls the heating wires.

2. The zone temperature control type rotary dryer according to claim 1, wherein the temperature insulation assembly includes a first temperature insulation wall, a second temperature insulation wall and a third temperature insulation wall, the first temperature insulation wall, the second temperature insulation wall and the third temperature insulation wall are uniformly distributed along an axial direction of the first heating furnace and the second heating furnace and divide the first heating furnace and the second heating furnace into a first heating zone, a second heating zone, a third heating zone and a fourth heating zone which are equal to each other, the heating wires are respectively installed in the first heating zone, the second heating zone, the third heating zone and the fourth heating zone, and the control assembly controls the heating wires in the first heating zone, the second heating zone, the third heating zone and the fourth heating zone individually.

3. The zone temperature-controlled rotary dryer according to claim 2, wherein the heating wires are separately provided in the first heating zone, the second heating zone, the third heating zone and the fourth heating zone and separately controlled in heating temperature.

4. The rotary dryer according to claim 1, wherein the cylinder assembly comprises a dryer cylinder, a feed inlet and a discharge outlet, the feed inlet is provided at one end of the dryer cylinder, and the discharge outlet is provided at the other end of the dryer cylinder.

5. The zone temperature control type rotary dryer according to claim 4, wherein the dryer cylinder forms an inclination angle of 0.2-1 ° with a horizontal plane, and the top of the heating assembly is provided with an air inlet and an air outlet.

6. The zone temperature control type rotary dryer according to claim 1, wherein the rotating assembly comprises a driving part, a first supporting roller supporting part and a second supporting roller supporting part, the driving part is arranged at either end of the dryer cylinder, the first supporting roller supporting part is arranged at one end of the dryer cylinder, and the second supporting roller supporting part is arranged at the other end of the dryer cylinder. The driving part drives the cylinder of the dryer to rotate.

7. The rotary dryer according to claim 6, wherein the driving part comprises a first motor, a speed reducer, a first gear and a second gear, the output end of the first motor is connected with the speed reducer, the output end of the speed reducer is connected with the first gear, the second gear is installed on the outer wall of the dryer cylinder, the first gear is meshed with the second gear, and the first motor drives the dryer cylinder to rotate.

8. The rotary dryer according to claim 7, wherein the first supporting roller supporting part comprises a base, a first supporting roller, a second supporting roller, a limiting part and a rolling ring, the base is provided with the first supporting roller and the second supporting roller in parallel, the outer wall of the dryer cylinder is provided with the rolling ring, the first supporting roller and the second supporting roller are in contact with the rolling ring, and the first supporting roller supporting part and the second supporting roller supporting part have the same structure.

9. The zone temperature control type rotary dryer according to claim 7, wherein the moving assembly comprises a guide rail, a roller and a second motor, the guide rail is fixed on the ground, the second motor of the roller is installed at the bottom of the first heating furnace and the second heating furnace, and the second motor drives the roller to reciprocate on the guide rail.

10. The zone temperature control type rotary dryer according to claim 2, wherein the control assembly comprises a temperature sensor, a display screen and a temperature adjusting knob, the temperature sensor is respectively arranged in the first heating zone, the second heating zone, the third heating zone and the fourth heating zone, the temperature sensor is connected with the display screen, and the temperature adjusting knob is connected with the heating wire and controls the power of the heating wire.

Technical Field

The invention relates to the field of drying equipment, in particular to a sectional temperature control type rotary drum dryer.

Background

Wet carbon black particles after being granulated by a wet granulator enter a drying cylinder from an outlet of the granulator through an inlet of a dryer, and meanwhile, high-temperature tail gas combustion gas introduced outside the cylinder (in a fire box) heats the cylinder at a feed end of the drying cylinder outside the cylinder, enters the cylinder at a discharge end of the drying cylinder, and is blown to the direction of the feed end, wherein the moving direction of the carbon black is opposite to that of the carbon black. The temperature of the mixture entering the reactor is as high as 850-900 ℃. The method comprises the following steps that with the continuous rotation of a cylinder, fed wet carbon black moves along the axial direction of the cylinder through a spiral material guide plate, is continuously thrown up by more than one hundred sheet-making plates in the cylinder for multiple times during movement, quickly loses moisture in a high-temperature environment, is thrown to a discharge port after being dried (the temperature is 250-300 ℃), and is sent out of the cylinder to a packaging process.

The traditional dryer in the prior art has the following defects that 1, the safe operation of the dryer cylinder is influenced by the axial displacement generated by the expansion of the dryer cylinder after being heated; 2. because the heating wire is frequently used and has higher power, the probability of the heating wire failure or needing to be replaced is very high, and the steps of the existing equipment are complicated when the heating wire is replaced; 3. the temperature of heating is invariable among the existing equipment and therefore can only be wholly adjusted, so too high temperature can influence drying effect and energy consumption are extravagant, and the drying effect is not good too low in temperature.

Disclosure of Invention

In order to solve the above problems, an object of the present invention is to provide a zone temperature control type rotary dryer which is safe, reliable, convenient to install and maintain, capable of controlling temperature in zones, and capable of saving energy consumption.

According to one aspect of the invention, a sectional temperature control type rotary drum dryer is provided, which comprises a drum assembly, a temperature insulation assembly, a moving assembly, a heating assembly, a rotating assembly and a control assembly, wherein the heating assembly comprises a first heating furnace, a second heating furnace and electric heating wires, the first heating furnace and the second heating furnace are fixed into a whole through bolts, the electric heating wires are installed on the inner sides of the first heating furnace and the second heating furnace, the moving assembly is arranged at the bottom of the first heating furnace and the bottom of the second heating furnace, the drum assembly is installed in the first heating furnace and the second heating furnace, the rotating assembly is arranged on the drum assembly, the temperature insulation assembly is arranged in the first heating furnace and the second heating furnace, the first heating furnace and the second heating furnace are separated into a plurality of heating areas by the temperature insulation assembly, the electric heating wires are respectively arranged in the temperature insulation assembly, and the.

In some embodiments, the temperature insulating assembly includes a first temperature insulating wall, a second temperature insulating wall, and a third temperature insulating wall, the first temperature insulating wall, the second temperature insulating wall, and the third temperature insulating wall are uniformly distributed along an axial direction of the first heating furnace and the second heating furnace and divide the first heating furnace and the second heating furnace into equal first heating zone, second heating zone, third heating zone, and fourth heating zone, heating wires are respectively installed in the first heating zone, the second heating zone, the third heating zone, and the fourth heating zone, and the control assembly controls the heating wires in the first heating zone, the second heating zone, the third heating zone, and the fourth heating zone individually.

In some embodiments, the heating wires are separately disposed in the first, second, third, and fourth heating zones and are separately controlled in heating temperature.

In some embodiments, the cartridge assembly includes a dryer cartridge, a feed inlet, and a discharge outlet, the feed inlet being provided at one end of the dryer cartridge and the discharge outlet being provided at the other end of the cartridge.

In some embodiments, the dryer drum forms an angle of inclination of 0.2 ° to 1 ° with the horizontal, and the top of the heating assembly is provided with an air inlet and an air outlet.

In some embodiments, the rotating assembly includes a driving portion, a first idler support portion and a second idler support portion, the driving portion is disposed at either end of the dryer cylinder, the first idler support portion is disposed at one end of the dryer cylinder, the second idler support portion is disposed at the other end of the dryer cylinder, and the driving portion drives the dryer cylinder to rotate.

In some embodiments, the driving part comprises a first motor, a speed reducer, a first gear and a second gear, wherein the output end of the first motor is connected with the speed reducer, the output end of the speed reducer is connected with the first gear, the second gear is installed on the outer wall of the dryer cylinder, the first gear is meshed with the second gear, and the first motor drives the dryer cylinder to rotate.

In some embodiments, the first supporting wheel supporting part comprises a base, a first supporting wheel, a second supporting wheel, a limiting part and a rolling ring, the first supporting wheel and the second supporting wheel are arranged on the base in parallel, the rolling ring is arranged on the outer wall of the dryer cylinder, the first supporting wheel and the second supporting wheel are in contact with the rolling ring, and the structure of the first supporting wheel supporting part is the same as that of the second supporting wheel supporting part.

In some embodiments, the moving assembly comprises a guide rail, a roller and a second motor, the guide rail is fixed on the ground, the second motor of the roller is installed at the bottom of the first heating furnace and the second heating furnace, and the second motor drives the roller to reciprocate on the guide rail.

In some embodiments, the control assembly includes temperature sensors disposed in the first, second, third, and fourth heating zones, respectively, a display screen, and a temperature adjustment knob connected to the heating wire and controlling power of the heating wire.

Compared with the prior art, the heating assembly is divided into a plurality of areas by the heat insulation assembly to be heated respectively, so that energy consumption can be saved under the condition of ensuring drying; the heating assembly is arranged separately, and the moving assembly is arranged at the bottom, so that the heating wire is convenient to maintain and replace; the cylinder body is driven by a driving device consisting of a first motor, a speed reducer, a gear ring and the like to stably rotate, the operation weight of the cylinder body passes through two groups of supporting parts of the riding wheel group arranged on the cylinder body, in order to ensure the specified meshing width between the gear ring and the pinion and the contact width between the rolling ring and the riding wheel, a first supporting wheel and a second supporting wheel are arranged at the feed port end and arranged on the base, thereby controlling the axial displacement generated by the expansion of the rotary drum after being heated, ensuring the safe operation of the rotary drum, extending towards the discharge port end due to the expansion, and being controlled by the discharge port end and a sealing device of a heating assembly.

Drawings

FIG. 1 is a schematic structural view of a sectional temperature-controlled rotary dryer according to the present invention;

FIG. 2 is a schematic structural diagram of a heating assembly of the zone temperature control type rotary dryer according to the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 1;

FIG. 4 is a schematic structural diagram of a driving part of the zone temperature control type rotary dryer according to the present invention;

FIG. 5 is a schematic structural view of a first supporting part of a drum dryer of the zone temperature control type according to the present invention;

FIG. 6 is a schematic structural diagram of a moving assembly of the zone temperature control type rotary dryer according to the present invention;

fig. 7 is a schematic view of a control assembly of the zone temperature control type rotary dryer according to the present invention.

Detailed Description

The present invention is described in detail with reference to the embodiments shown in the drawings, but it should be understood that these embodiments are not intended to limit the present invention, and those skilled in the art should understand that equivalent changes or substitutions in function, method or structure according to the embodiments are included in the scope of the present invention.

In the description of the present invention, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, mechanically or electrically connected, or interconnected between two elements, directly or indirectly through intervening media, and the specific meaning of the terms may be understood by those skilled in the art according to their specific situation.

As shown in fig. 1 and 2, the partitioned temperature control rotary drum dryer according to the present invention includes a drum assembly 1, a temperature insulation assembly 2, a moving assembly 3, a heating assembly 4, a rotating assembly 5 and a control assembly 6, wherein the heating assembly 4 includes a first heating furnace 41, a second heating furnace 42 and heating wires 43, the first heating furnace 41 and the second heating furnace 42 are fixed into a whole by bolts, the heating wires 43 are installed inside the first heating furnace 41 and the second heating furnace 42, the moving assembly 3 is disposed at the bottom of the first heating furnace 41 and the second heating furnace 42, the drum assembly 1 is installed inside the first heating furnace 41 and the second heating furnace 42, the rotating assembly 5 is disposed on the drum assembly 1, the temperature insulation assembly 2 is disposed inside the first heating furnace 41 and the second heating furnace 42, and the temperature insulation assembly 2 separates the first heating furnace 41 and the second heating furnace 42 into a plurality of heating regions. The heating component 4 is divided into a plurality of areas by the heat insulation component 2 to be respectively heated, so that the energy consumption is saved under the condition of ensuring the drying; the heating component 4 is arranged separately, and the moving component 3 is arranged at the bottom, so that the heating wire is convenient to repair and replace; the cylinder body is driven by a driving device consisting of a first motor 511, a speed reducer 512, a gear ring and the like to rotate stably, the operation weight of the cylinder body passes through two sets of supporting parts of the riding wheel sets arranged on the cylinder body, in order to ensure the specified meshing width between the gear ring and the pinion and the contact width between the rolling ring 524 and the riding wheel, a first supporting wheel and a second supporting wheel are arranged at the end of the feeding port 12 and arranged on a base, so as to control the axial displacement generated by the expansion of the rotary cylinder after being heated and ensure the safe operation of the rotary cylinder, the expansion of the rotary cylinder extends to the end of the discharging port, and the control is provided by the end of the discharging. The heating wires 43 are respectively arranged in the heat insulation component 2, and the control component 6 is connected with and controls the heating wires 43. The temperature in the first heating area, the second heating area, the third heating area and the fourth heating area can be controlled in different areas through the control assembly, so that the heating temperature is guaranteed, meanwhile, temperature adjustment is carried out according to different requirements, and energy consumption is saved.

As shown in fig. 3 and 4, the thermal insulation assembly 2 includes a first thermal insulation wall 21, a second thermal insulation wall 22, and a third thermal insulation wall 23, and the first thermal insulation wall 21, the second thermal insulation wall 22, and the third thermal insulation wall 23 are uniformly distributed along the axial direction of the first heating furnace 41 and the second heating furnace 42 and divide the first heating furnace 41 and the second heating furnace 42 into a first heating area, a second heating area, a third heating area, and a fourth heating area which are equal to each other. The heating wires 43 are respectively installed in the first heating area, the second heating area, the third heating area and the fourth heating area, the control assembly 6 is used for independently controlling the heating wires 43 in the first heating area, the second heating area, the third heating area and the fourth heating area, the heating wires 43 are used for respectively controlling the temperature in the first heating area, the second heating area, the third heating area and the fourth heating area, the heating temperature is guaranteed, meanwhile, temperature adjustment is carried out according to different requirements, and energy consumption is saved.

The heating wires 43 are individually disposed in the first, second, third, and fourth heating zones and are separately controlled in heating temperature. The heating wires 43 are used for controlling the temperature of the first heating area, the second heating area, the third heating area and the fourth heating area respectively, so that the heating temperature is guaranteed, meanwhile, the temperature is adjusted according to different requirements, and the energy consumption is saved.

The barrel component 1 comprises a dryer barrel 11, a feeding hole 12 and a discharging hole 13, wherein the feeding hole 12 is formed in one end of the dryer barrel 11, and the discharging hole 13 is formed in the other end of the barrel. The wet carbon black is fed through the inlet 12 and the dried carbon black is discharged through the outlet 13.

The dryer cylinder 11 forms an inclination angle of 0.2-1 degrees with the horizontal plane. The use of a tilt angle facilitates movement of the carbon black within the dryer barrel 11, which if too large would result in too rapid a movement of the carbon black within the dryer barrel 11.

The top of the heating assembly 4 is provided with an air inlet 44 and an air outlet 45. Utilize air inlet 44 and gas outlet 45 to adjust the temperature in heating element 4, in normal working process, air inlet 44 and gas outlet 45 normal close, when needing to cool down in heating element 4, open air inlet 44 and gas outlet 45, cool down in heating element 4.

The rotating assembly 5 comprises a driving part 51, a first riding wheel supporting part 52 and a second riding wheel supporting part 53, the driving part 51 is arranged at any end of the dryer cylinder 11, the first riding wheel supporting part 52 is arranged at one end of the dryer cylinder 11, the second riding wheel supporting part 53 is arranged at the other end of the dryer cylinder 11, and the driving part 51 drives the dryer cylinder 11 to rotate. The dryer cylinder 11 is rotated by the driving part 51 while the dryer cylinder 11 passes through the two sets of riding wheel set supporting parts mounted thereon. In order to ensure the specified meshing width between the gear ring and the pinion and the contact width between the rolling ring 524 and the idler, a first supporting wheel and a second supporting wheel are arranged at the end of the feed port 12 and are arranged on a base, so that the axial displacement generated by expansion of the rotary drum after being heated is controlled, and the safe operation of the rotary drum is ensured.

As shown in fig. 5, the driving unit 51 includes a first motor 511, a speed reducer 512, a first gear 513 and a second gear 514, an output end of the first motor 511 is connected to the speed reducer 512, an output end of the speed reducer 512 is connected to the first gear 513, the second gear 514 is mounted on an outer wall of the dryer cylinder 11, the first gear 513 is engaged with the second gear 514, and the first motor 511 drives the dryer cylinder 11 to rotate. Utilize first motor 511 drive first gear 513 to rotate, and then drive second gear 514 and rotate, finally drive the rotation of dryer barrel 11, spiral stock guide is along the axial displacement of dryer barrel 11, is constantly thrown up many times by more than one hundred each shapes shoveling plates in the dryer barrel 11 during the removal, removes fast in high temperature environment and loses moisture, throws discharge gate 13 after the drying (temperature to 250 ~ 300 ℃).

The first riding wheel support part 52 comprises a base 521, a first supporting wheel 522, a second supporting wheel 523, a limiting part and a rolling ring 524, the base 521 is provided with the first supporting wheel 522 and the second supporting wheel 523 in parallel, the outer wall of the dryer barrel 11 is provided with the rolling ring 524, the first supporting wheel 522 and the second supporting wheel 523 are in contact with the rolling ring 524, and the structure of the first riding wheel support part 52 is the same as that of the second riding wheel support part 53. The rolling ring 524 is in contact with the two supporting wheels, so that the dryer barrel 11 can rotate smoothly.

The moving assembly 3 comprises a guide rail 31, a roller 32 and a second motor 33, wherein the guide rail 31 is fixed on the ground, the second motor 33 of the roller 32 is arranged at the bottom of the first heating furnace 41 and the second heating furnace 42, and the second motor 33 drives the roller 32 to reciprocate on the guide rail 31. The first heating furnace 41 and the second heating furnace 42 are combined to form the heating assembly 4, wherein the second motor 33 is used for driving the roller 32 to move on the guide rail 31, and further the first heating furnace 41 and the second heating furnace 42 are respectively driven to move towards two sides along the guide rail 31, so that bolts for connecting the first heating furnace 41 and the second heating furnace 42 are directly loosened in the process of maintaining or replacing the heating wire 43, the second motor 33 is used for driving the first heating furnace 41 and the second heating furnace 42 to move towards two sides, and further the maintenance or replacement of the heating wire 43 is more convenient.

As shown in fig. 7, the control unit 6 includes a temperature sensor 61, a display screen 62 and a temperature adjustment knob 63, the temperature sensor 61 is respectively disposed in the first heating zone, the second heating zone, the third heating zone and the fourth heating zone, the temperature sensor 61 is connected to the display screen 62, and the temperature adjustment knob 63 is connected to the heating wire 43 and controls the power of the heating wire 43. Real-time temperatures in the first heating area, the second heating area, the third heating area and the fourth heating area can be visually seen through the display screen, and the electric heating type 43 is adjusted through the temperature adjusting knob 63, so that the temperatures in the first heating area, the second heating area, the third heating area and the fourth heating area are controlled, the heating temperature is guaranteed, meanwhile, temperature adjustment is carried out according to different requirements, and energy consumption is saved.

The foregoing describes only some embodiments of the present invention and modifications and variations thereof will be apparent to those skilled in the art without departing from the spirit and scope of the invention.