CN217636649U - Particle drying device - Google Patents
Particle drying device Download PDFInfo
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- CN217636649U CN217636649U CN202221184316.7U CN202221184316U CN217636649U CN 217636649 U CN217636649 U CN 217636649U CN 202221184316 U CN202221184316 U CN 202221184316U CN 217636649 U CN217636649 U CN 217636649U
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Abstract
The utility model discloses a particle drying device, which comprises a tank body, a material guide plate and a heating mechanism; the tank body is respectively provided with a feed inlet, a discharge outlet and an exhaust port; the material guide plate is arranged in the tank body, the leading-in end of the material guide plate is in butt fit with the feeding hole of the tank body, and the leading-out end of the material guide plate is in butt fit with the discharging hole of the tank body; the heating mechanism is used for heating the material guide plate, so that the material guide plate generates heat. In this scheme, adopt the material to follow the heating stoving mode of stock guide roll thermal contact, it compares in current heating stoving mode, then need not often more heat transfer medium, but also can make the material have bigger heat contact area to help having promoted the drying efficiency of material.
Description
Technical Field
The utility model relates to a material stoving technical field, in particular to granule drying device.
Background
At present, generally, an electric heating evaporation mode is adopted for drying, air is heated and conveyed into a container through an electric heating wire to heat and evaporate materials, evaporation gas contains a large amount of moisture, therefore, ventilation and drainage are needed, however, a large amount of heat is always taken away in the ventilation process, and a heating body needs to be continuously heated to ensure sufficient heat energy evaporation, so that the heat energy utilization efficiency is low, and the drying efficiency is low; moreover, the electric heating evaporation often needs a complex automatic control system to continuously control the temperature, when the control system fails or fails, the drying materials may be continuously heated to cause material scrapping, and particularly, when the chemical field is serious, even a fire accident is caused.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a granule drying device adopts the material to roll the hot contact heating drying method along the stock guide, and it is compared in current heating drying method, then need not often more heat transfer medium, but also can make the material have bigger heat area of contact to help having promoted the drying efficiency of material.
In order to achieve the above object, the utility model provides a following technical scheme:
a particle drying device comprises a tank body, a material guide plate and a heating mechanism;
the tank body is respectively provided with a feed inlet, a discharge outlet and an exhaust port;
the material guide plate is arranged in the tank body, the leading-in end of the material guide plate is in butt fit with the feeding hole of the tank body, and the leading-out end of the material guide plate is in butt fit with the discharging hole of the tank body;
the heating mechanism is used for heating the material guide plate, so that the material guide plate generates heat.
Preferably, the material guide plate is provided with a high-temperature flow channel which penetrates through the leading-in end and the leading-out end of the material guide plate;
the heating mechanism comprises a heater and a booster pump;
the inlet of the heater is connected with the outlet of the high-temperature flow channel, and the outlet of the heater is connected with the inlet of the booster pump; the inlet of the booster pump is also used for connecting high-temperature steam or high-temperature hot water, and the outlet of the booster pump is connected with the inlet of the high-temperature runner.
Preferably, the heating mechanism further comprises a first heating valve and a second heating valve;
an inlet of the first heating valve is connected with an outlet of the booster pump, and an outlet of the first heating valve is connected with an inlet of the high-temperature runner; the inlet of the second heating valve is used for being connected into the high-temperature steam or the high-temperature hot water, and the outlet of the second heating valve is connected with the inlet of the booster pump.
Preferably, the feed inlet is positioned at the top of the tank body, and the discharge outlet is positioned at the bottom of the tank body;
the guide plate is a spiral guide plate which is spirally arranged in the tank body, the upper guide end of the spiral guide plate is in butt joint fit with the feed inlet of the tank body, and the lower guide end of the spiral guide plate is in butt joint fit with the discharge outlet of the tank body.
Preferably, the spiral material guide plate is arranged along the inner peripheral wall of the tank body, and a flange is arranged on one side of the spiral material guide plate close to the central axis of the tank body.
Preferably, the method further comprises the following steps:
and the feeding mechanism is used for lifting the particles falling to the bottom of the tank body to the upper guide end of the spiral material guide plate.
Preferably, the feeding mechanism comprises a motor, a feeding screw and a cylindrical partition plate;
the motor is arranged at the top of the tank body; a notch is formed in a flange of the spiral material guide plate positioned at the upper lead-in end; the cylindrical partition plate is arranged in the middle area of the spiral material guide plate, and the top of the cylindrical partition plate is provided with a return port communicated with the notch of the spiral material guide plate; the feeding screw is arranged in the cylindrical partition plate and is in transmission connection with the output end of the motor, and the feeding screw is provided with spiral feeding blades between the outer peripheral wall of the feeding screw and the inner peripheral wall of the cylindrical partition plate.
Preferably, the spiral material guide plate and the cylindrical partition plate are coaxially arranged with the feeding screw.
Preferably, the system also comprises a weight sensor, a discharge valve and a PLC system;
the weight sensor is arranged on the tank body support frame and used for bearing the tank body; the discharge valve is arranged at the discharge hole of the tank body; and the PLC system is respectively in communication connection with the weight sensor and the discharge valve.
Preferably, a temperature sensor is also included;
the temperature sensor is arranged in the tank body; and the PLC system is respectively in communication connection with the temperature sensor and the heating mechanism.
According to the above technical scheme, the utility model provides a granule drying device adopts the material to roll the hot contact heating and drying mode along the stock guide, and it compares in current heating and drying mode, then need not often more heat transfer medium, but also can make the material have bigger heat area to help having promoted the drying efficiency of material.
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 for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a particle drying device provided by an embodiment of the present invention;
fig. 2 is an internal structure schematic diagram of the particle drying device provided by the embodiment of the utility model.
The device comprises a heater 1, a booster pump 2, a first heating valve 3, a motor 4, a feeding screw rod 5, a spiral feeding blade 5.1, a tank 6, a weight sensor 7, a spiral material guide plate 8, a flange 8.1, a temperature sensor 9, a discharge valve 10, a tank support 11, high-temperature steam 12, high-temperature hot water 13, a second heating valve 14, a cylindrical partition 15, an exhaust fan 16 and a water inlet pipeline 17.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The particle drying device provided by the embodiment of the utility model, as shown in fig. 1, comprises a tank body 6, a material guide plate and a heating mechanism;
the tank body 6 is respectively provided with a feed inlet, a discharge outlet and an exhaust outlet;
the material guide plate is arranged in the tank body 6, the leading-in end of the material guide plate is in butt joint fit with the feeding hole of the tank body 6, and the leading-out end of the material guide plate is in butt joint fit with the discharging hole of the tank body 6;
the heating mechanism is used for heating the material guide plate, so that the material guide plate generates heat.
It should be noted that, before the material (particles) is fed, the material guide plate is heated by the heating mechanism, and then the material is fed from the feed inlet of the tank 6 and flows along the material guide plate, so that the material forms rolling thermal contact in the process of flowing along the material guide plate, the moisture of the material is evaporated at high temperature, and the moisture of the material is evaporated and then discharged through the exhaust port of the tank 6, thereby achieving the effect of drying the material. That is to say, the scheme adopts a heating and drying mode that materials are in rolling thermal contact along the material guide plate; wherein, the stock with the stock guide direct contact who generates heat, with hot medium (heating mechanism) indirect contact, this kind of heating stoving mode is different from the material in the current heating stoving mode and the direct contact of hot medium, then need not often more heat transfer medium to use the stock guide to make the material have bigger heat area of contact, consequently can make the heat utilization efficiency of the heating stoving mode of this scheme higher, drying efficiency is higher. Certainly, the granule drying device that this scheme provided still can be applicable to the dehydration stoving of chemical industry granule. Further, as shown in fig. 1, two arrows both directed to the top of the tank 6 are shown above the tank 6, wherein the arrow on the left side indicates feed and the arrow on the right side indicates feed. In addition, an arrow is shown above the tank 6, away from the top of the tank 6, for indication of venting.
According to the above technical scheme, the embodiment of the utility model provides a granule drying device adopts the material to roll the hot contact heating and drying mode along the stock guide, and it is compared in current heating and drying mode, then need not often more heat transfer medium, but also can make the material have bigger heat contact area to help having promoted the drying efficiency of material.
Specifically, the material guide plate is provided with a high-temperature flow channel which penetrates through a leading-in end and a leading-out end of the material guide plate;
the heating mechanism comprises a heater 1 and a booster pump 2;
the inlet of the heater 1 is connected with the outlet of the high-temperature flow channel, and the outlet of the heater is connected with the inlet of the booster pump 2; the inlet of the booster pump 2 is also used for receiving high-temperature steam 12 or high-temperature hot water 13, and the outlet is connected with the inlet of the high-temperature flow channel. This scheme design so to let in high temperature steam 12 or high temperature hot water 13 and form the high temperature heating circulation circuit who runs through the stock guide, make the stock guide generate heat the stoving material, can realize the temperature compensation to high temperature steam 12 or high temperature hot water 13 moreover through heater 1.
That is to say, the material guiding plate of the present invention adopts high temperature steam 12 or high temperature hot water 13 to perform non-contact heating and drying, compared with the existing electric heating type heating and drying method, the use cost is lower, and hot water or steam can be connected with other devices that need heat dissipation to perform heat recovery and utilization, and the residual temperature of the hot water or steam backwater after the material is heated can be reused, unlike the existing electric heating type heating and drying device that will bring heat loss along with ventilation; in addition, the scheme adopts a mode of heating and drying by hot water or steam, so that the method is safer; wherein, the temperature of hot water or vapour is relatively low, is difficult to reach the ignition point of material, even the control element is invalid and continues heating and can not cause accidents such as conflagration.
In this solution, as shown in fig. 1, the heating mechanism further includes a first heating valve 3 and a second heating valve 14;
the inlet of the first heating valve 3 is connected with the outlet of the booster pump 2, and the outlet is connected with the inlet of the high-temperature runner; the inlet of the second heating valve 14 is used for receiving high-temperature steam 12 or high-temperature hot water 13, and the outlet is connected with the inlet of the booster pump 2. That is to say, according to the scheme, on one hand, the initial loading or supplement of the high-temperature medium can be realized through the open-close control of the second heating valve 14; on the other hand, the circulation or interruption of the high-temperature heating circulation circuit can be also achieved by controlling the opening and closing of the first heating valve 3.
Further, as shown in fig. 1, the feed inlet is positioned at the top of the tank body 6, and the discharge outlet is positioned at the bottom of the tank body 6;
the material guide plate is a spiral material guide plate 8 which is spirally arranged in the tank body 6, an upper leading-in end of the material guide plate is in butt joint fit with a material inlet of the tank body 6, and a lower leading-out end of the material guide plate is in butt joint fit with a material outlet of the tank body 6. That is to say, this scheme adopts spiral stock guide to carry out the thermal contact transmission of material, has not only increased the thermal contact area of material, has still prolonged the heating and drying time of material to further make the drying efficiency of material higher, still can avoid the material directly to fall into the bottom from the top of jar body 6 and strike too big and produce the breakage simultaneously.
Furthermore, as shown in fig. 2, the spiral material guiding plate 8 is disposed along the inner peripheral wall of the tank 6, and a retaining edge 8.1 is disposed on one side of the spiral material guiding plate 8 close to the central axis of the tank 6, so as to prevent the material from falling off when flowing along the spiral material guiding plate 8, and thus prevent the material from being broken.
In this scheme, the embodiment of the utility model provides a granule drying device still includes:
and the feeding mechanism is used for lifting the particles falling into the bottom of the tank body 6 to the upper guide end of the spiral guide plate 8. That is to say, after the material reaches the bottom of the tank body 6, the material can be lifted up again by the feeding mechanism and sent to the upper leading-in end of the spiral material guide plate 8 for repeated drying, so that the production process with different drying rate requirements can be conveniently achieved.
Specifically, as shown in fig. 1, the feed mechanism includes a motor 4, a feed screw 5, and a cylindrical partition 15;
the motor 4 is arranged at the top of the tank body 6; a notch is arranged on a flange 8.1 of the spiral material guide plate 8 positioned at the upper guide end; the cylindrical partition plate 15 is arranged in the middle area of the spiral material guide plate 8, and the top of the cylindrical partition plate is provided with a return port communicated with the gap of the spiral material guide plate 8; the feeding screw 5 is arranged in the cylindrical partition plate 15 and is in transmission connection with the output end of the motor 4, and the feeding screw 5 is provided with a spiral feeding blade 5.1 between the outer peripheral wall of the feeding screw and the inner peripheral wall of the cylindrical partition plate 15. That is to say, this scheme drives the rotation of material loading screw 5 through motor 4 for the material that falls into jar 6 bottom is lifted by spiral material loading blade 5.1 and is carried to material loading screw 5 top, and flows into the last induction end of spiral stock guide 8 through the backward flow mouth of cylindric baffle 15 and dries repeatedly. The feeding mechanism is designed in such a way, and has the characteristics of simple structure, convenience in material lifting, stability and reliability in material lifting and the like.
In the scheme, the particle drying device is designed for realizing compact and reasonable distribution of the internal structure of the particle drying device; accordingly, as shown in fig. 1, the spiral guide plate 8 and the cylindrical partition plate 15 are coaxially disposed with the charging screw 5.
Further, as shown in fig. 1, the particle drying device provided by the embodiment of the present invention further includes a weight sensor 7, a discharge valve 10 and a PLC system;
the weight sensor 7 is arranged on the tank body support frame 11 and used for bearing the tank body 6; the discharge valve 10 is arranged at the discharge hole of the tank body 6; the PLC system is respectively connected with the weight sensor 7 and the discharge valve 10 in a communication way. The PLC system can control the opening and closing of the discharge valve 10 based on the detection value of the weight sensor 7. This scheme design so to when the material weight of the jar body 6 reaches and sets for the upper limit value, arrange opening of material valve 10 through PLC system control and arrange the material in order to realize automatic row, prevent that the material from excessively piling up and influence evaporation drying efficiency or prevent full jar.
Still further, as shown in fig. 1, the particle drying device provided by the embodiment of the present invention further includes a temperature sensor 9;
the temperature sensor 9 is arranged in the tank body 6; the PLC system is respectively in communication connection with the temperature sensor 9 and the heating mechanism. The PLC system can control the opening and closing of the heating valve in the heating mechanism based on the detection value of the temperature sensor 9. That is, when the temperature in the tank 6 approaches or reaches the set upper temperature limit value, the PLC system may control the incoming amount of hot water/steam by adjusting the opening of the heating valve, so as to achieve the temperature control.
The present solution is further described below with reference to specific embodiments:
the utility model provides a particle drying device, which comprises a heater, a booster pump, a heating valve (comprising a first heating valve and a second heating valve), a material turning motor (namely a motor 5, the same below), a feeding screw, a shell (namely a tank body 6), a weight sensor, a spiral heating guide plate (namely a spiral guide plate, the same below), a temperature sensor, a discharge valve and a PLC system; the working principle is as follows:
and opening the heating valve to enable high-temperature hot water/high-temperature steam to flow into the spiral heating guide plate through the pipeline to realize circulating flow, heating the storage tank, and supplementing the temperature of the return water by using the heater, so that the residual temperature of the return water is reused. When the temperature in the storage tank (namely the tank body 6) reaches a set value, the material is fed, flows from top to bottom along the inner side of the spiral heating material guide plate and finally falls into the bottom of the storage tank, so that the particles are prevented from directly falling into the bottom from the top and being crushed due to overlarge impact. And because of high-temperature evaporation in the material flowing process, moisture of the material can be quickly vaporized, and water vapor is quickly discharged through ventilation of the exhaust fan so as to achieve the drying purpose, and the material is conveyed to the top of the spiral heating guide plate again through the rotation of the material turning motor and the feeding screw rod after reaching the bottom to be repeatedly dried so as to achieve the production process with different drying rate requirements. The signals of the weight sensors are fed back to the PLC system to control the feeding and discharging of the materials. By controlling the allowance and feeding of the materials in the storage tank and repeatedly mixing and drying, the color difference (color mixture) of the material batch and the consistency (mixing) of the components of the material batch are ensured in the drying process. When the weight reaches a set upper limit value, the materials are automatically discharged, and the phenomenon that the evaporation drying efficiency is influenced or the tank is full due to excessive accumulation of the materials is prevented. When the temperature in the storage tank approaches or reaches the set upper temperature limit value, the PLC system can control the amount of inlet water/steam by adjusting the opening of the heating valve so as to achieve the aim of controlling the temperature
In the present specification, the embodiments are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. A particle drying device is characterized by comprising a tank body (6), a material guide plate and a heating mechanism;
the tank body (6) is respectively provided with a feed inlet, a discharge outlet and an exhaust port;
the material guide plate is arranged in the tank body (6), the leading-in end of the material guide plate is in butt joint fit with the feeding hole of the tank body (6), and the leading-out end of the material guide plate is in butt joint fit with the discharging hole of the tank body (6);
the heating mechanism is used for heating the material guide plate, so that the material guide plate generates heat.
2. The pellet drying apparatus as claimed in claim 1, wherein the material guiding plate is provided with a high temperature flow channel passing through the leading end and the leading end thereof;
the heating mechanism comprises a heater (1) and a booster pump (2);
the inlet of the heater (1) is connected with the outlet of the high-temperature flow channel, and the outlet of the heater is connected with the inlet of the booster pump (2); the inlet of the booster pump (2) is also used for connecting high-temperature steam (12) or high-temperature hot water (13), and the outlet is connected with the inlet of the high-temperature runner.
3. The pellet drying apparatus according to claim 2, wherein said heating means further comprises a first heating valve (3) and a second heating valve (14);
the inlet of the first heating valve (3) is connected with the outlet of the booster pump (2), and the outlet of the first heating valve is connected with the inlet of the high-temperature flow channel; the inlet of the second heating valve (14) is used for connecting the high-temperature steam (12) or the high-temperature hot water (13), and the outlet of the second heating valve is connected with the inlet of the booster pump (2).
4. The particle drying apparatus of claim 1, wherein the feed inlet is located at the top of the tank (6), and the discharge outlet is located at the bottom of the tank (6);
the material guide plate is a spiral material guide plate (8) which is spirally arranged in the tank body (6), the upper leading-in end of the material guide plate is in butt joint fit with the feeding hole of the tank body (6), and the lower leading-out end of the material guide plate is in butt joint fit with the discharging hole of the tank body (6).
5. The particle drying device of claim 4, wherein the spiral material guiding plate (8) is arranged along the inner peripheral wall of the tank body (6), and a flange (8.1) is arranged on one side of the spiral material guiding plate (8) close to the central axis of the tank body (6).
6. The pellet drying apparatus of claim 5, further comprising:
and the feeding mechanism is used for lifting the particles falling into the bottom of the tank body (6) to the upper guide end of the spiral material guide plate (8).
7. The granule drying apparatus according to claim 6, characterized in that the feeding mechanism comprises a motor (4), a feeding screw (5) and a cylindrical partition (15);
the motor (4) is arranged at the top of the tank body (6); a notch is formed in a flange (8.1) of the spiral material guide plate (8) positioned at the upper guide end; the cylindrical partition plate (15) is arranged in the middle area of the spiral material guide plate (8), and the top of the cylindrical partition plate is provided with a return port communicated with the notch of the spiral material guide plate (8); the feeding screw (5) is arranged in the cylindrical partition plate (15) and is in transmission connection with the output end of the motor (4), and the feeding screw (5) is provided with spiral feeding blades (5.1) between the outer peripheral wall of the feeding screw and the inner peripheral wall of the cylindrical partition plate (15).
8. The granule drying apparatus according to claim 7, wherein the spiral guide plate (8) and the cylindrical partition plate (15) are coaxially arranged with the feeding screw (5).
9. The particle drying apparatus of claim 1, further comprising a weight sensor (7), a discharge valve (10) and a PLC system;
the weight sensor (7) is arranged on the tank body support frame (11) and is used for bearing the tank body (6); the discharge valve (10) is arranged at the discharge hole of the tank body (6); the PLC system is respectively in communication connection with the weight sensor (7) and the discharge valve (10).
10. Particle drying apparatus according to claim 9, further comprising a temperature sensor (9);
the temperature sensor (9) is arranged in the tank body (6); and the PLC system is respectively in communication connection with the temperature sensor (9) and the heating mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221184316.7U CN217636649U (en) | 2022-05-17 | 2022-05-17 | Particle drying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221184316.7U CN217636649U (en) | 2022-05-17 | 2022-05-17 | Particle drying device |
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| Publication Number | Publication Date |
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| CN217636649U true CN217636649U (en) | 2022-10-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202221184316.7U Active CN217636649U (en) | 2022-05-17 | 2022-05-17 | Particle drying device |
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| CN (1) | CN217636649U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117103532A (en) * | 2023-10-24 | 2023-11-24 | 常州市星干干燥设备有限公司 | PCTFE fluororesin aftertreatment air flow drying device |
-
2022
- 2022-05-17 CN CN202221184316.7U patent/CN217636649U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117103532A (en) * | 2023-10-24 | 2023-11-24 | 常州市星干干燥设备有限公司 | PCTFE fluororesin aftertreatment air flow drying device |
| CN117103532B (en) * | 2023-10-24 | 2023-12-26 | 常州市星干干燥设备有限公司 | PCTFE fluororesin aftertreatment air flow drying device |
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