CN210268071U - Circulating tunnel type drying equipment - Google Patents
Circulating tunnel type drying equipment Download PDFInfo
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- CN210268071U CN210268071U CN201920887397.9U CN201920887397U CN210268071U CN 210268071 U CN210268071 U CN 210268071U CN 201920887397 U CN201920887397 U CN 201920887397U CN 210268071 U CN210268071 U CN 210268071U
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Abstract
The utility model discloses a circulating tunnel formula drying equipment. The apparatus comprises: the annular tunnel, the conveying mechanism and the dehumidifying mechanism; a microwave heating area, an infrared heating area and a loading and unloading area are arranged in the annular tunnel; a microwave generator is arranged in the microwave heating area, an infrared heater is arranged in the infrared heating area, and a door body capable of being opened and closed is arranged in the loading and unloading area; the transportation mechanism comprises an annular guide rail, a power vehicle and a trailer, wherein the annular guide rail is arranged in the annular tunnel, and the trailer is connected to the power vehicle and moves in the annular tunnel along the annular guide rail along with the power vehicle; the dehumidifying mechanism comprises an air duct, a fan and a heat pump assembly, the heat pump assembly comprises a compressor, a condenser, a throttling device and an evaporator which are connected together, the air duct is provided with an air inlet and an air outlet, the air inlet and the air outlet are respectively communicated with the annular tunnel, the fan, the condenser and the evaporator are positioned in the air duct, the evaporator is close to the air inlet, and the condenser is close to the air outlet. The energy consumption of the circulating tunnel type drying equipment is reduced.
Description
Technical Field
The utility model relates to a drying equipment especially relates to a circulation tunnel formula drying equipment.
Background
At present, in the processing process of agricultural and sideline products, hot air, infrared or microwave and other modes are generally adopted for drying treatment, for example: chinese patent application No. 201220301968.4 discloses a tunnel type hot air, microwave and far infrared combined dryer, in which a microwave magnetron, a heater and a far infrared heating pipe are arranged in a tunnel to dry the articles to be dried, but the drying efficiency is low due to the loss of a large amount of heat caused by the two ends of the tunnel. How to design a drying technology that drying efficiency is high is the utility model discloses the technical problem that will solve.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: the utility model provides a circulation tunnel formula drying equipment, the energy consumption that realizes reducing circulation tunnel formula drying equipment.
The technical scheme provided by the utility model, a circulating tunnel formula drying equipment, a serial communication port, include: the annular tunnel, the conveying mechanism and the dehumidifying mechanism; a microwave heating area, an infrared heating area and a loading and unloading area are arranged in the annular tunnel;
the annular tunnel is provided with a microwave generator in the microwave heating area, an infrared heater in the infrared heating area and a door body capable of being opened and closed in the loading and unloading area;
the transportation mechanism comprises an annular guide rail, a power vehicle and a trailer, wherein the annular guide rail is arranged in the annular tunnel and extends along the distribution direction of the annular tunnel, and the trailer is connected to the power vehicle and moves in the annular tunnel along the annular guide rail along with the power vehicle;
dehumidification mechanism includes wind channel, fan and heat pump assembly, heat pump assembly is including linking together compressor, condenser, throttling arrangement and evaporimeter, the wind channel has air intake and air outlet, the air intake with the air outlet communicates respectively the annular tunnel, the fan the condenser with the evaporimeter is located in the wind channel, the evaporimeter is close to the air intake, the condenser is close to the air outlet.
Furthermore, a water receiving tray is arranged at the bottom of the evaporator and is connected with a drain pipe used for draining water outwards.
Further, the power vehicle is provided with power wheels, and the power vehicle is provided with a motor for driving the power wheels to rotate and a power supply component for supplying power to the motor.
Further, a metal shielding box is arranged in the power vehicle, the motor is arranged in the metal shielding box, and a rotating shaft of the motor extends out of the metal shielding box and is connected with a wheel shaft of the power wheel through a gear box.
Further, the power supply part is a storage battery arranged in the metal shielding box; or, the power supply part is a brush, and the annular tunnel is further provided with a conductor for supplying power to the brush, wherein the conductor is positioned on one side of the annular guide rail and arranged along the extending direction of the annular guide rail.
Furthermore, a supporting vertical frame is arranged on the trailer, a plurality of slots are formed in the supporting vertical frame, and detachable racks are arranged in the slots.
Further, the annular tunnel comprises a first straight channel, a second straight channel, a third straight channel and two semicircular channels; the microwave generator is arranged in the first straight channel, the infrared heater is arranged in the second straight channel, and the openable door body is arranged on the third straight channel; the second straight channel and the third straight channel are connected together, the first straight channel is connected with the second straight channel through one semicircular channel, and the first straight channel is connected with the third straight channel through the other semicircular channel.
Furthermore, the dehumidification mechanism is arranged on the first straight channel, the second straight channel and/or the semicircular channel.
Furthermore, a plurality of the transportation mechanisms are arranged in the annular tunnel, and two adjacent transportation mechanisms are arranged at intervals.
Compared with the prior art, the utility model discloses an advantage is with positive effect: the articles on the trailer are dried in the closed annular tunnel, and in the circulating moving process of the trailer carrying the articles in the annular tunnel, heat generated by heating the articles by the microwave generator and the infrared heater is accumulated in the annular tunnel, so that the heat can be fully utilized to heat and dry the articles on the trailer; hot and humid air generated in the process of heating and drying the articles is condensed and dehumidified by the dehumidifying mechanism to form dry air, and the dry air is heated and then conveyed back to the annular tunnel to continue to participate in drying treatment, so that the drying treatment can be rapidly and efficiently completed by the circulating movement of the trailer in the closed annular tunnel to improve the drying efficiency; meanwhile, due to the adoption of the annular tunnel, the occupied area of the whole equipment is smaller, and a long-distance tunnel is not required to be configured to meet the drying requirement, so that the occupied area of the equipment is reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.
FIG. 1 is a layout diagram of an embodiment of the circulating tunnel type drying apparatus of the present invention;
FIG. 2 is a schematic structural view of a transportation mechanism in an embodiment of the circulating tunnel type drying apparatus of the present invention;
fig. 3 is a schematic structural diagram of a first straight channel in an embodiment of the circulating tunnel type drying apparatus of the present invention;
fig. 4 is a schematic structural diagram of a second straight channel in an embodiment of the circulating tunnel type drying apparatus of the present invention;
fig. 5 is a schematic structural view of a third straight channel in an embodiment of the circulating tunnel type drying apparatus of the present invention;
fig. 6 is a schematic structural diagram of a fourth straight channel in an embodiment of the circulating tunnel type drying apparatus of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1 to 6, the circulation tunnel type drying apparatus of the present embodiment includes: the annular tunnel 1, the transportation mechanism 2 and the dehumidification mechanism 3; the annular tunnel 1 is provided with a microwave heating area 101, an infrared heating area 102 and a loading and unloading area 103;
the annular tunnel 1 is provided with a microwave generator 4 in a microwave heating zone 101, the annular tunnel 1 is provided with an infrared heater 5 in an infrared heating zone 102, and the annular tunnel 1 is provided with a door body 10 which can be opened and closed in a loading and unloading zone 103;
the transportation mechanism 2 comprises an annular guide rail 23, a power vehicle 21 and a trailer 22, wherein the annular guide rail 23 is arranged in the annular tunnel 1 and extends along the distribution direction of the annular tunnel 1, and the trailer 22 is connected to the power vehicle 21 and moves in the annular tunnel 1 along the annular guide rail 23 along with the power vehicle 21;
the dehumidifying mechanism 3 includes an air duct 31, a fan 32 and a heat pump assembly, the heat pump assembly includes a compressor 33, a condenser 34, a throttling device (not labeled) and an evaporator 35 connected together, the air duct 31 has an air inlet and an air outlet, the air inlet and the air outlet are respectively communicated with the annular tunnel 1, the fan 32, the condenser 34 and the evaporator 35 are located in the air duct 31, the evaporator 35 is close to the air inlet, and the condenser 34 is close to the air outlet.
Specifically, the circulating tunnel type drying apparatus of the present embodiment employs the closed circular tunnel 1 to form a drying space for drying articles, the articles to be dried are placed on the trailer 22, and the power vehicle 21 can be driven by power and circularly move in the circular tunnel 1 along the circular guide rail 23, so that the articles can pass through the microwave heating area 101, the infrared heating area 102 and the loading and unloading area 103. The microwave generator 4 in the microwave heating area 101 generates microwaves for microwave heating and drying, and the infrared heater 5 in the infrared heating area 102 can perform infrared heating and drying on the articles. Thus, during the cyclic movement, the articles will pass through the microwave heating zone 101 and the infrared heating zone 102 multiple times to achieve an effective microwave and infrared heat drying process. More importantly, because the annular tunnel 1 is of an annular closed structure, heat can be accumulated in the annular tunnel 1, and the movement of the trailer 22 causes airflow in the annular tunnel 1, so that hot wind can be simulated. This embodiment circulating tunnel formula drying equipment adopts confined annular tunnel 1 to come the inside article of circulating drying on the one hand, can avoid thermal scattering and disappearing in order to improve energy utilization, and on the other hand sets microwave, infrared, heat pump and hot-blast four kinds of drying methods, and four drying methods synergy each other can accomplish drying process fast efficient more to further improvement drying efficiency.
When the drying of the articles on the trailer 22 is completed, the trailer 22 will be stopped at the loading and unloading area 103, and at this time, the operator can open the door 10 to unload the articles on the trailer 22 and reload the new articles to be dried. The method for determining whether the article reaches the drying state can be calculated by calculating the time for which the article is heated in the circular tunnel 1, and is not limited herein. During the circulation movement, the moisture of the articles is heated and evaporated during the drying process to form hot and humid air, the hot and humid air is sucked into the air duct 31, the hot and humid air contacts the evaporator 35 to condense, collect and discharge the moisture, and the dried air is heated by the condenser 34 to form hot air to return to the annular tunnel 1. During unloading or loading, a limited amount of heat will escape from the loading/unloading zone 103, but the microwave heating zone 101 and the infrared heating zone 102 will still be kept at a high temperature, which is more favorable for the fast and efficient drying of new articles.
In order to facilitate the rapid loading and unloading of goods by the operator, the trailer 22 is provided with a support stand 221, and the support stand 221 is provided with a plurality of slots (not labeled) in which the detachable racks 222 are arranged. Specifically, the racks 222 may be installed in corresponding slots of the supporting uprights 221 in an insertion manner, so that an operator can load and unload articles quickly through the insertion of the racks 222 after opening the door 10, thereby improving the operation efficiency and shortening the time for opening the door 10. Meanwhile, for the transportation mechanism, the power vehicle 21 is positioned above the annular guide rail 23, and a space is still reserved above the power vehicle 21 for placing multiple layers of dry materials; the interconnected trailers can be filled along the endless track 23, and the dried material is placed on the trailer 22, so that the power vehicle 21 drives the trailer 22 to be in a load state all the time during the circulation operation.
Wherein, annular tunnel 1 adopts stainless steel material to make in order to have good microwave shielding effect, avoids the microwave to reveal, and in order to guarantee that equipment is when moving, reduces the calorific loss of dry high temperature section, can adopt the heat preservation to carry out comprehensive heat preservation thermal-insulated processing to annular tunnel 1, for example: the purpose of heat preservation can be achieved by means of attaching the heat preservation plate, and limitation and repeated description are omitted. In the microwave heating zone 101, a plurality of microwave generators 4 are disposed as required on the top and both sides of the circular tunnel 1. And the infrared heater 5 may employ a low-temperature far infrared radiation plate installed at the top and side of the infrared heating zone 102. In order to collect the condensed water, the dehumidifying unit 3 is provided with a water receiving tray (not shown) connected to a drain pipe for draining water to the outside, at the bottom of the evaporator 35. The working quantity of the microwave generator 4 and the infrared heater 5 is flexibly adjusted according to the quantity of the materials to be dried at each time, self-adaptive intelligent control is realized for the drying process of different types of materials and the materials in the same type and different initial drying states, and the combined drying of hot air, microwave and far infrared is realized in a drying tunnel.
In addition, in order to realize powered active movement of the vehicle 21, the vehicle 21 has vehicle wheels 211, and a driving mechanism (not shown) for driving the vehicle 21 wheels is provided in the vehicle 21, wherein the driving mechanism 212 may include a motor and a power supply member for supplying power to the motor. Specifically, the driving mechanism 212 provides power to drive the power wheels 211 to rotate, so that the power vehicle 21 drives the trailer 22 to move along the ring-shaped guide rail 23. In order to avoid the interference of the microwave to the motor, a metal shielding box 212 is provided in the power vehicle 21, the motor is disposed in the metal shielding box, and a rotating shaft of the motor extends out of the metal shielding box and is connected with an axle of a wheel of the power vehicle 21 through a gear box. The power supply part supplies electric energy to the motor, and the power supply part can be a storage battery arranged in the metal shielding box; or, the power supply component is an electric brush, the annular tunnel 1 is further provided with a conductor for supplying power to the electric brush, the conductor is located on one side of the annular guide rail 23 and is arranged along the extending direction of the annular guide rail 23, the conductor is used for being connected with an external commercial power, and electric energy transmitted by the conductor is supplied to the motor through the electric brush so as to drive the power wheel to rotate by the motor.
Further, the annular tunnel 1 comprises a first straight channel 11, a second straight channel 12, a third straight channel 13 and two semicircular channels 14; a microwave generator 4 is arranged in the first straight channel 11, an infrared heater 5 is arranged in the second straight channel 12, and a switchable door body is arranged on the third straight channel 13; the second straight channel 12 and the third straight channel 13 are connected together, the first straight channel 11 is connected with the second straight channel 12 through a semicircular channel 14, and the first straight channel 11 is connected with the third straight channel 13 through the semicircular channel 14. Specifically, the first straight channel 11 provided with the microwave generator 4 is connected with the first straight channel 11 and the second straight channel 12 through the semicircular channel 14, and by utilizing the semicircular structure of the semicircular channel 14, the microwave leakage into the second straight channel 12 and the third straight channel 13 can be inhibited, so that the safety and reliability in the process of loading and unloading goods are improved. Meanwhile, the dehumidifying mechanism 3 may be provided on the first straight passage, the second straight passage and/or the semicircular passage 14 as needed. Preferably, the rolling doors 131 are respectively provided at both ends of the third straight passage 13, so that the rolling doors 131 can be lowered to block heat in the second straight passage 12 connected to the third straight passage 13 and the corresponding semicircular passage 14 from leaking out when loading and unloading goods. In addition, a metal mesh (not shown) may be disposed in the rolling door 131, so that the rolling door 131 may further block the microwave from leaking after being put down, which is more beneficial to improve the safety of use. The specific structural form of the rolling door 131 may refer to the existing rolling door structure, and will not be described and limited herein. Wherein, according to the requirement, a fourth straight channel 15 can be additionally arranged, and the dehumidifying mechanism is arranged in the fourth straight channel 15 to form a dehumidifying and air circulation power area. The fourth straight channel 15 can be installed on the same side as the first straight channel 11, and similarly, the fourth straight channel 15 can be additionally arranged on the second straight channel 12 and the third straight channel 13 to lengthen the length of the annular tunnel 1, increase the internal volume of the annular tunnel, and meet the requirement of drying capacity. In addition, for the convenience of transportation assembly, the first straight channel 11, the second straight channel 12, the third straight channel 13, the fourth straight channel 15 and the two semicircular channels 14 can be spliced together by adopting a modularized channel structure respectively, and the annular tunnel 1 with the required size can be spliced according to actual requirements by adopting the modularized channel structure.
Furthermore, a plurality of transport mechanisms 2 are arranged in the annular tunnel 1, and two adjacent transport mechanisms 2 are arranged at intervals. Specifically, the ring tunnel 1 may be configured with a plurality of transport mechanisms 2, and two adjacent transport mechanisms 2 are spaced apart, so that during loading and unloading of articles by one of the transport mechanisms 2, the other transport mechanisms 2 may operate normally.
The specific control method of the circulating tunnel type drying equipment in the practical use process of the embodiment comprises the following steps: the power car drives the trailer and follows annular guide rail at annular tunnel mesocycle removal, and the trailer removes and carries out microwave heating drying to the microwave zone of heating and by microwave generator in, and the trailer removes and carries out infrared heating drying to the infrared zone of heating and by infrared heater, and simultaneously, the hot-air flow of trailer in the removal in-process drive annular tunnel is in order to realize hot-blast drying. Under the condition of adopting a single conveying mechanism, a power vehicle in the conveying mechanism is connected with a trailer at the tail end to end, the power vehicle drives the trailer to circularly move in the annular tunnel along the annular guide rail, the dried material moved to the microwave heating area is subjected to microwave heating and drying by a microwave generator, the dried material moved to the infrared heating area is subjected to infrared heating and drying by an infrared heater, and the material which is not in the microwave drying area and the infrared drying area reversely moves with hot air in the annular tunnel to realize hot air drying. Because the circulation of being dried material removes, make in the tunnel by the dried material evenly receive microwave drying, infrared drying and hot air drying, according to the dry material variety and the different situation, realize the control to drying process through intelligent control system. And after the drying of a batch of materials is finished, stopping the operation of the microwave radiation, infrared radiation and dewatering unit, opening a door of the loading and unloading unit, and controlling the transportation mechanism to be at the running speed suitable for loading and unloading operation to load and unload the dried materials.
Under the condition of adopting a plurality of transport mechanisms, a certain distance is arranged between two adjacent transport mechanisms in the control process, and when one transport mechanism is in a state of loading and unloading articles in a loading and unloading area, the speed of the power vehicles of the other transport mechanisms is integrally reduced; after the transport mechanism in the loading and unloading area has loaded and unloaded the articles, the transport mechanism moving out of the loading and unloading area is accelerated to move until the distance between the transport mechanism and the transport mechanism in front reaches the set value, and then all the transport mechanisms move at the rated moving speed.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (9)
1. A circulation tunnel type drying apparatus, comprising: the annular tunnel, the conveying mechanism and the dehumidifying mechanism; a microwave heating area, an infrared heating area and a loading and unloading area are arranged in the annular tunnel;
the annular tunnel is provided with a microwave generator in the microwave heating area, an infrared heater in the infrared heating area and a door body capable of being opened and closed in the loading and unloading area;
the transportation mechanism comprises an annular guide rail, a power vehicle and a trailer, wherein the annular guide rail is arranged in the annular tunnel and extends along the distribution direction of the annular tunnel, and the trailer is connected to the power vehicle and moves in the annular tunnel along the annular guide rail along with the power vehicle;
dehumidification mechanism includes wind channel, fan and heat pump assembly, heat pump assembly is including linking together compressor, condenser, throttling arrangement and evaporimeter, the wind channel has air intake and air outlet, the air intake with the air outlet communicates respectively the annular tunnel, the fan the condenser with the evaporimeter is located in the wind channel, the evaporimeter is close to the air intake, the condenser is close to the air outlet.
2. The circulating tunnel type drying apparatus of claim 1, wherein a water receiving tray is provided at a bottom of the evaporator, and a drain pipe for draining water to the outside is connected to the water receiving tray.
3. The circulation tunnel type drying apparatus of claim 1, wherein the power car has power wheels, and a motor for driving the power wheels to rotate and a power supply part for supplying power to the motor are provided in the power car.
4. The circulation tunnel type drying apparatus of claim 3, wherein a metal shielding box is provided in the power car, the motor is provided in the metal shielding box, and a rotating shaft of the motor is protruded to the outside of the metal shielding box and is connected with the wheel shaft of the power wheel through a gear box.
5. The circulation tunnel type drying apparatus of claim 4, wherein the power supply part is a secondary battery provided in the metal shield case; or, the power supply part is a brush, and the annular tunnel is further provided with a conductor for supplying power to the brush, wherein the conductor is positioned on one side of the annular guide rail and arranged along the extending direction of the annular guide rail.
6. The circulating tunnel type drying apparatus of claim 1, wherein the trailer is provided with a support stand, the support stand is provided with a plurality of slots, and the slots are provided with detachable racks.
7. The circulation tunnel type drying apparatus of claim 1, wherein the circular tunnel comprises a first straight passage, a second straight passage, a third straight passage and two semicircular passages; the microwave generator is arranged in the first straight channel, the infrared heater is arranged in the second straight channel, and the door body capable of being opened and closed is arranged on the third straight channel; the second straight channel and the third straight channel are connected together, the first straight channel is connected with the second straight channel through one semicircular channel, and the first straight channel is connected with the third straight channel through the other semicircular channel.
8. The circulation tunnel type drying apparatus of claim 7, wherein the dehumidifying mechanism is provided on the first straight passage, the second straight passage and/or the semicircular passage.
9. The circulating tunnel type drying apparatus of claim 1, wherein a plurality of the transport mechanisms are provided in the annular tunnel, and adjacent two of the transport mechanisms are spaced apart.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920887397.9U CN210268071U (en) | 2019-06-13 | 2019-06-13 | Circulating tunnel type drying equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920887397.9U CN210268071U (en) | 2019-06-13 | 2019-06-13 | Circulating tunnel type drying equipment |
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| CN210268071U true CN210268071U (en) | 2020-04-07 |
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| CN201920887397.9U Active CN210268071U (en) | 2019-06-13 | 2019-06-13 | Circulating tunnel type drying equipment |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110186268A (en) * | 2019-06-13 | 2019-08-30 | 青岛农业大学 | Recycle tunnel type drying equipment and its control method |
| CN112229146A (en) * | 2020-10-20 | 2021-01-15 | 西安电子科技大学 | Drying control method, system and equipment for microwave drying, simulation optimization and application |
| CN112611202A (en) * | 2020-12-21 | 2021-04-06 | 重庆卓工科技有限公司 | Brick-firing preheating drying kiln |
-
2019
- 2019-06-13 CN CN201920887397.9U patent/CN210268071U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110186268A (en) * | 2019-06-13 | 2019-08-30 | 青岛农业大学 | Recycle tunnel type drying equipment and its control method |
| CN112229146A (en) * | 2020-10-20 | 2021-01-15 | 西安电子科技大学 | Drying control method, system and equipment for microwave drying, simulation optimization and application |
| CN112611202A (en) * | 2020-12-21 | 2021-04-06 | 重庆卓工科技有限公司 | Brick-firing preheating drying kiln |
| CN112611202B (en) * | 2020-12-21 | 2023-01-03 | 营口宏兴科技有限公司 | Brick-firing preheating drying kiln |
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