阅读说明：本技术 物料干燥冷却设备 (Material drying and cooling equipment ) 是由 孙绍堂 吴龙兵 于 2020-07-13 设计创作，主要内容包括：本发明公开一种物料干燥冷却设备,包括物料干燥机构、废气干燥机构、卧式冷却机构以及物料输送机构。其中,物料干燥机构用于减少物料中的水分,废气干燥机构包括除尘机和降温除湿机,卧式冷却机构用于冷却物料,物料输送机构用于将物料从冷却进料箱依次输送至冷却箱和冷却出料箱内部。所述的物料干燥冷却设备将物料的干燥装置和冷却装置集为一体,减少了现场管道的连接,简化了设备的整体结构,且有利于降低现场组装的难度,进而有利于降低制造成本,此外,还可以将物料干燥和冷却环节产生的废气进行循环利用,形成了循环气流,无需对外排放废气,基本上实现废气的零排放,节约了环保设施投入的成本。(The invention discloses a material drying and cooling device which comprises a material drying mechanism, a waste gas drying mechanism, a horizontal cooling mechanism and a material conveying mechanism. The material drying mechanism is used for reducing moisture in the materials, the waste gas drying mechanism comprises a dust remover and a cooling dehumidifier, the horizontal cooling mechanism is used for cooling the materials, and the material conveying mechanism is used for conveying the materials to the cooling box and the cooling discharge box from the cooling feed box in sequence. The material drying and cooling device integrates the drying device and the cooling device of the material, reduces the connection of field pipelines, simplifies the overall structure of the device, is favorable for reducing the difficulty of field assembly, and further is favorable for reducing the manufacturing cost.)

1. A material drying and cooling device is characterized by comprising:

the material drying mechanism is used for reducing moisture of materials and comprises a drying box, wherein the drying box is respectively provided with a first exhaust port, a first air inlet and a material output port, and the first exhaust port is used for discharging waste gas of the materials;

the waste gas drying mechanism comprises a dust remover and a cooling dehumidifier, wherein the dust remover comprises a second gas inlet and a second gas outlet, the second gas inlet is communicated with the first gas outlet through a gas exhaust pipe, the cooling dehumidifier comprises a third gas inlet and a third gas outlet, and the second gas outlet is communicated with the third gas inlet;

the horizontal cooling mechanism is used for cooling materials and comprises a cooling box arranged between the first air inlet and the third air outlet, and a cooling feeding box and a cooling discharging box which are respectively positioned at two opposite sides of the cooling box, wherein the cooling box is provided with a fourth air inlet and a fourth air outlet, the fourth air outlet is communicated with the first air inlet through a communicating pipe, the cooling discharging box is positioned between the cooling box and the cooling dehumidifier, the cooling feeding box is positioned at one side of the cooling box, which is far away from the cooling dehumidifier, the cooling feeding box is connected with the material output port through a material conveying pipe, and the third air outlet is communicated with the fourth air inlet through an air inlet pipe;

and the material conveying mechanism is used for conveying materials to the cooling box and the cooling discharge box in sequence from the cooling feeding box, and the cooling discharge box is provided with a discharge hole.

2. The material drying and cooling device of claim 1, wherein the material drying mechanism further comprises a gas heating assembly located on one side of the drying box, the gas heating assembly comprises a gas heating box, and an air inlet and an air outlet respectively communicated with the gas heating box, the drying box comprises a top drying box, a middle drying box, a bottom drying box and a sealing cover sleeved on the periphery of the bottom drying box, the top drying box, the middle drying box, the bottom drying box and the sealing cover are sequentially distributed from top to bottom, the bottom of the bottom drying box is arranged in the sealing cover, the material outlet is arranged at the bottom of the sealing cover, a material discharging funnel is arranged between the bottom of the sealing cover and the bottom drying box, the feeding end of the material discharging funnel is communicated with the bottom drying box, and a gap is formed between the feeding end and the bottom drying box, and a first air passing channel is formed, the discharging end of the discharging funnel is positioned in the middle of the material output port, so that a gap is formed between the discharging end and the side wall of the material output port, a second air passing channel is formed, the material conveying pipe is communicated with the air inlet sequentially through the second air passing channel, the first air passing channel and the inside of the bottom drying box, and the air outlet is communicated with the top drying box through the middle drying box.

3. The material drying and cooling device according to claim 2, wherein the gas heating assembly further comprises a heat pump disposed outside the gas heating box, a dust removing component, a drying circulating fan, a first filter, a condenser and a steam heat exchanger are disposed inside the gas heating box, the dust removing component is connected to the air inlet and the drying circulating fan, the steam heat exchanger is disposed near the air outlet, the first filter is disposed near the drying circulating fan, the condenser is disposed between the steam heat exchanger and the first filter, and the heat pump is connected to the condenser.

4. The material drying and cooling device according to claim 1, wherein the dust remover comprises a sealed shell and a dust removing box body arranged inside the sealed shell, a gap is formed between the sealed shell and the dust removing box body, a fourth air passing channel is formed, the fourth air passing channel is communicated with the inside of the dust removing box body, a second waste material outlet is arranged on the side wall of the fourth air passing channel, and the second waste material outlet is controlled by a waste material discharge valve.

5. The material drying and cooling device according to claim 1, wherein the cooling dehumidifier includes a cooling and dehumidifying box, the cooling and dehumidifying box includes a cooling and dehumidifying cavity, the third air outlet is located at one side of the cooling and dehumidifying cavity, a second filter, a cooler and a heat regenerator are respectively disposed inside the cooling and dehumidifying cavity, the heat regenerator is disposed near the third air outlet, the second filter is disposed near the second air outlet, and the cooler is located between the second filter and the heat regenerator.

6. The material drying and cooling device according to claim 1, wherein the horizontal cooling mechanism comprises at least two cooling boxes, all the cooling boxes are connected in series side by side, each cooling box is provided with a cooling cavity, each cooling cavity is communicated with the fourth air inlet and the fourth air outlet, through holes are formed in two opposite sides of each cooling cavity, two adjacent cooling boxes are communicated through the through holes, a material input end of the material conveying mechanism is located in the cooling feed box, a material output end of the material conveying mechanism is located in the cooling discharge box, and the material conveying mechanism sequentially penetrates through the through holes.

7. The material drying and cooling device as claimed in claim 6, wherein the material conveying mechanism comprises a driving wheel, a driven wheel and a material conveying belt, the driving wheel is arranged inside the cooling discharge box, the driven wheel is arranged inside the cooling feed box, the material conveying belt is wound on the driving wheel and the driven wheel respectively, the driving wheel is driven by a driving part, the material conveying belt penetrates through the cooling box from the through hole, and part of the material conveying belt is located under the material conveying pipe.

8. The material drying and cooling device as claimed in claim 6, wherein a first funnel structure is provided at the upper end of the cooling cavity, the large end of the first funnel structure is connected to the cooling cavity, and the small end of the first funnel structure is provided with the fourth air outlet.

9. The material drying and cooling device as claimed in claim 1, wherein an air supply part is connected to the air inlet pipe, and the air supply part is used for inputting cold air from the outside.

10. The material drying and cooling device according to claim 1, wherein the cooling discharge box is located below the drying box, the upper end of the material conveying pipe is connected with the lower part of the material output port, and the lower end of the material conveying pipe is connected with the top of the cooling feed box through a material equalizer.

Technical Field

The invention relates to the technical field of material production devices, in particular to material drying and cooling equipment.

Background

With the continuous improvement of living standard of people, the demand of meat products on the market is more and more, thereby bringing about rapid development to the breeding industry and correspondingly promoting the development of the feed production industry.

The drying and cooling of the feed are important links in the feed production process, the drying and cooling of the feed in the current feed production process generate a large amount of damp and hot waste gas, a production line for producing 10 tons of feed per hour is common, and the damp and hot waste gas discharged in the drying link is 35000m³-45000m³The damp and hot waste gas discharged in the cooling link is 30000m³-35000m³These damp and hot exhaust gases carry a large odor. At present, the damp and hot waste gas treatment modes mainly comprise the following modes: 1. direct discharge to the atmosphere; 2. adopting a plasma purification process; 3. spraying and washing, an ultraviolet light catalysis process and sewage; 4. a microorganism filtering and purifying process.

Among them, the most common way to treat the damp and hot exhaust gas is to directly discharge the damp and hot exhaust gas into the atmosphere, which causes great pollution to the surrounding environment. The remaining several treatment methods for hot and humid exhaust gas also have some disadvantages, such as: the equipment occupies large area, the construction work amount is large, the investment and operation cost is high, and the like, and in addition, the influence on the surrounding environment after the damp and hot waste gas treatment equipment is built cannot be eliminated.

Therefore, a material drying and cooling device with a simplified structure is urgently needed.

Disclosure of Invention

One object of the present invention is: the utility model provides a material drying and cooling equipment which can recycle the waste gas that the material produced in drying and cooling links.

Another object of the invention is: the material drying and cooling equipment is simple in structure, convenient to install and low in production cost.

In order to achieve the purpose, the invention adopts the following technical scheme:

provided is a material drying and cooling device, comprising:

the material drying mechanism comprises a drying box, wherein the drying box is respectively provided with a material output port and a first air inlet, and the first air outlet is used for discharging waste gas of materials;

the waste gas drying mechanism comprises a dust remover and a cooling dehumidifier, wherein the dust remover comprises a second gas inlet and a second gas outlet, the second gas inlet is communicated with the first gas outlet through a gas exhaust pipe, the cooling dehumidifier comprises a third gas inlet and a third gas outlet, and the second gas outlet is communicated with the third gas inlet;

the horizontal cooling mechanism is used for cooling materials and comprises a cooling box arranged between the first air inlet and the third air outlet, and a cooling feeding box and a cooling discharging box which are respectively positioned at two opposite sides of the cooling box, wherein the cooling box is provided with a fourth air inlet and a fourth air outlet, the fourth air outlet is communicated with the first air inlet through a communicating pipe, the cooling discharging box is positioned between the cooling box and the cooling dehumidifier, the cooling feeding box is positioned at one side of the cooling box, which is far away from the cooling dehumidifier, the cooling feeding box is connected with the material output port through a material conveying pipe, and the third air outlet is communicated with the fourth air inlet through an air inlet pipe;

and the material conveying mechanism is used for conveying materials to the cooling box and the cooling discharge box in sequence from the cooling feeding box, and the cooling discharge box is provided with a discharge hole.

As a preferred technical scheme of the material drying and cooling device, the material drying mechanism further comprises a gas heating component positioned on one side of the drying box, the gas heating component comprises a gas heating box, an air inlet and an air outlet which are respectively communicated with the gas heating box, the drying box comprises a top drying box, a middle drying box, a bottom drying box and a sealing cover which are sequentially distributed from top to bottom, the sealing cover is arranged on the periphery of the bottom drying box, the bottom of the bottom drying box is arranged in the sealing cover, a material output port is arranged at the bottom of the sealing cover, a material discharging funnel is arranged between the bottom of the sealing cover and the bottom drying box, the feeding end of the material discharging funnel is communicated with the bottom drying box, a gap is arranged between the feeding end and the bottom drying box, and a first air passing channel is formed, the blanking end of the blanking funnel is positioned in the middle of the material output port, so that a gap is formed between the blanking end and the side wall of the material output port, a second air passing channel is formed, the material conveying pipe sequentially passes through the second air passing channel, the first air passing channel and the inside of the bottom drying box and the air inlet communicated, and the air outlet is communicated with the top drying box through the middle drying box.

As a preferred technical scheme of dry cooling arrangement of material, gaseous heating element is still including setting up the outside heat pump of gaseous heating cabinet, the inside of gaseous heating cabinet is provided with dust removal part, dry circulating fan, first filter, condenser and steam heat exchanger respectively, dust removal part respectively the air intake with dry circulating fan connects, steam heat exchanger is close to the air outlet setting, first filter is close to dry circulating fan sets up, the condenser is located steam heat exchanger with between the first filter, the heat pump with the condenser is connected.

As a preferred technical scheme of material drying and cooling equipment, the dust shaker includes the seal shell and sets up the inside dust removal box of seal shell, the seal shell with have the clearance between the dust removal box to form the fourth passageway of airing, the fourth passageway of airing with the inside intercommunication of dust removal box, the lateral wall of the fourth passageway of airing is provided with second waste discharge port, second waste discharge port passes through waste discharge valve control.

As a material drying and cooling device's an preferred technical scheme, the cooling dehumidifier is including cooling dehumidification box, cooling dehumidification box is including cooling dehumidification cavity, the third gas vent is located one side of cooling dehumidification cavity, the inside of cooling dehumidification cavity is provided with second filter, cooler and regenerator respectively, the regenerator is close to the third gas vent sets up, the second filter is close to the second gas vent sets up, the cooler is located the second filter with between the regenerator.

As a preferred technical scheme of the material drying and cooling device, the horizontal cooling mechanism includes at least two cooling boxes, all of which are connected in sequence side by side, the cooling box has a cooling cavity, each of which is communicated with the fourth air inlet and the fourth air outlet, all of which are provided with through holes on opposite sides, two adjacent cooling boxes are communicated through the through holes, the material input end of the material conveying mechanism is located in the cooling feed box, the material output end of the material conveying mechanism is located in the cooling discharge box, and the material conveying mechanism sequentially passes through the through holes.

As a dry cooling arrangement of material a preferred technical scheme, institute material conveying mechanism includes the action wheel, follows driving wheel and material conveyer belt, the action wheel sets up inside the cooling ejection of compact incasement, it is in to set up from the driving wheel the inside of cooling feeding case, the material conveyer belt is around establishing respectively the action wheel with follow the driving wheel on, the action wheel passes through the drive part drive, the material conveyer belt is followed the through hole passes the cooler bin, and part the material conveyer belt is located under the material conveyer pipe.

As an optimal technical scheme of the material drying and cooling device, a first funnel structure is arranged at the upper end of the cooling cavity, the large end part of the first funnel structure is connected with the cooling cavity, and the small end part of the first funnel structure is provided with the fourth exhaust port.

As a preferable technical scheme of the material drying and cooling device, the air inlet pipe is connected with an air supplement component, and the air supplement component is used for inputting cold air from the outside.

As an optimal technical scheme of the material drying and cooling equipment, the cooling discharge box is positioned below the drying box, the upper end of the material conveying pipe is connected with the lower part of the material output port, and the lower end of the material conveying pipe is connected with the top of the cooling feed box through a material equalizer.

The invention has the beneficial effects that: the material drying and cooling device integrates the drying device and the cooling device of the material, reduces the connection of field pipelines, simplifies the overall structure of the device, is favorable for reducing the difficulty of field assembly, and further is favorable for reducing the manufacturing cost.

Drawings

The invention is explained in more detail below with reference to the figures and examples.

FIG. 1 is a schematic view of the overall structure of a material drying and cooling apparatus according to an embodiment.

FIG. 2 is a side view of the material drying mechanism and the horizontal cooling mechanism according to the embodiment (the gas heating unit, the cooling feed box, the cooling discharge box and the homogenizer are not shown in the figure).

Fig. 3 is a schematic view of a connection structure between the air supply unit and the cooling box and between the air inlet pipe and the cooling box according to the embodiment.

In the figure:

1. a material drying mechanism; 101. a feed valve; 102. a top drying oven; 103. an intermediate drying oven; 104. a bottom drying box; 105. a first material discharge valve; 106. a material blanking funnel; 107. a sealing cover; 108. a material conveying pipe; 109. a second material discharge valve; 110. a material homogenizing device; 111. an air inlet; 112. an air outlet; 113. a dust removal component; 114. a heat pump; 115. a third communicating pipe; 116. drying the circulating fan; 117. a gas heating box; 118. a first filter; 119. a condenser; 120. a steam heat exchanger; 121. a discharge member; 122. a first air passage; 123. a second air passage; 124. a third air passage; 125. a support member;

2. an exhaust gas drying mechanism; 201. a third exhaust port; 202. a cooling and dehumidifying box body; 203. a heat regenerator; 204. a second filter; 205. a primary surface cooler; 206. a secondary surface cooler; 207. a third air inlet; 208. a dust removal box body; 209. an explosion-proof component; 210. a waste material spiral conveying auger; 211. a fourth air passage; 212. an exhaust valve; 213. a cooling fan; 214. a fourth communicating pipe; 215. a second regulating valve; 216. a second waste discharge valve; 217. a second air inlet; 218. a second exhaust port; 219. sealing the shell; 220. a second funnel structure.

3. A horizontal cooling mechanism; 301. cooling the feeding box; 302. a first waste discharge port; 303. a cooling tank; 304. a first funnel structure; 305. a first communication pipe; 306. a second communicating pipe; 307. cooling the discharging box; 308. a discharge port; 309. a wind-supplementing component; 310. a first tube section; 311. a second tube section;

4. a material conveying mechanism; 401. a drive member; 402. a driving wheel; 403. a driven wheel; 404. a material conveying belt;

5. a rack assembly; 501. a first frame; 502. a second frame;

6. an exhaust pipe; 601. a first regulating valve;

7. an electrical control component.

Detailed Description

In order to make the technical problems solved, technical solutions adopted and technical effects achieved by the present invention clearer, the technical solutions of the embodiments of the present invention will be described in further detail below with reference to the accompanying drawings, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

As shown in fig. 1 to 3, the present invention provides a material drying and cooling apparatus, which includes a material drying mechanism 1, an exhaust gas drying mechanism 2, a horizontal cooling mechanism 3, and a material conveying mechanism 4. Wherein, material drying mechanism 1 is used for reducing material moisture. The material drying mechanism comprises a drying box, the drying box is provided with a first exhaust port, a material output port and a first air inlet respectively, the first exhaust port is located above the first air inlet, and the first exhaust port is used for discharging waste gas of materials. Waste gas drying mechanism 2 includes dust shaker and cooling dehumidifier, the dust shaker includes second air inlet 217 and second gas vent 218, second air inlet 217 through blast pipe 6 with first gas vent intercommunication. Specifically, a first regulating valve 601 is provided in the exhaust pipe 6, and the flow rate of the gas inside the exhaust pipe 6 can be regulated by the first regulating valve 601. The cooling dehumidifier comprises a third air inlet 207 and a third air outlet 201, and the second air outlet 218 is communicated with the third air inlet 207. The horizontal cooling mechanism 3 is used for cooling materials and comprises a cooling box 303 arranged between the first air inlet and the third air outlet 201, and a cooling feeding box 301 and a cooling discharging box 307 which are respectively positioned at two opposite sides of the cooling box 303, wherein the cooling box 303 is provided with a fourth air inlet and a fourth air outlet, the fourth air outlet is communicated with the first air inlet through a communicating pipe, and the cooling discharging box 307 is positioned between the cooling box 303 and the cooling dehumidifier. The cooling feeding box 301 is located one side of the cooling box 303 far away from the cooling dehumidifier, the cooling feeding box 301 is connected with the material output port through the material conveying pipe 108, and the third air outlet 201 is communicated with the fourth air inlet through an air inlet pipe. The material conveying mechanism 4 is used for conveying materials from the cooling feeding box 301 to the cooling box 303 and the cooling discharging box 307 in sequence, the cooling discharging box 307 is provided with a discharging hole 308, and the dried materials are discharged through the discharging hole 308.

In this embodiment, the material is placed in the material drying mechanism 1 for drying and then enters the cooling feed box 301 from the material output port, the material conveying mechanism 4 conveys the dried material from the cooling feed box 301 to the inside of the cooling box 303, the cooled material is output to the cooling discharge box 307, and finally, the cooled material is output to the outside of the material drying and cooling device from the discharge port 308, so that the material drying and dehumidifying process is completed. The material drying and cooling equipment integrates the drying device and the cooling device of the material, reduces the connection of field pipelines, simplifies the overall structure of the equipment, is favorable for reducing the difficulty of field assembly, and further is favorable for reducing the manufacturing cost. In addition, the waste gas generated in the drying oven by the material enters the exhaust pipe 6 from the first exhaust port of the drying oven, the waste gas enters the waste gas drying mechanism 2 from the second air inlet 217 through the exhaust pipe 6, the waste gas sequentially passes through the second exhaust port 218 and the third air inlet 207 through the dust remover and enters the cooling dehumidifier, and the cooling dehumidifier cools and dehumidifies the waste gas to obtain dry and low-temperature gas. Inside dry and microthermal gas entered into cooler bin 303 from the fourth air inlet to lower the temperature to the inside material of cooler bin 303, the heat back temperature rise of gaseous absorption material obtains high-temperature gas, and high-temperature gas enters into the inside of drying cabinet and heats the inside material of drying cabinet through communicating pipe and fourth air inlet, realizes the cyclic utilization of waste gas. The waste gas generated in the material drying and cooling links is recycled, so that the circulating air flow is formed, the waste gas does not need to be discharged outside, the zero emission of the waste gas is basically realized, and the investment cost of environmental protection facilities is saved.

The horizontal cooling mechanism 3 comprises at least two cooling boxes 303, and all the cooling boxes 303 are connected in parallel in sequence. The cooling boxes 303 are provided with cooling cavities which are respectively communicated with the fourth air inlet and the fourth air outlet, through holes are respectively formed in two opposite sides of each cooling cavity, and the two adjacent cooling boxes 303 are communicated through the through holes. The material input end of the material conveying mechanism 4 is located inside the cooling feeding box 301, the material output end of the material conveying mechanism is located inside the cooling discharging box 307, and the material conveying mechanism sequentially penetrates through the through holes. The material conveying mechanism 4 passes through one of the through holes of the same cooling box 303 and then passes through the other through hole to the outside of the cooling box 303. In this embodiment, the horizontal cooling mechanism 3 includes four cooling boxes 303, and the four cooling boxes 303 are provided to facilitate enhancing the cooling effect of the material. In practical design, the number of cooling boxes 303 can be flexibly set according to needs, and the number of cooling boxes 303 is not particularly limited.

The material conveying mechanism 4 comprises a driving wheel 402, a driven wheel 403 and a material conveying belt 404, wherein the driving wheel 402 is arranged inside the cooling discharge box 307, the driven wheel 403 is arranged inside the cooling feed box 301, the material conveying belt 404 is respectively wound on the driving wheel 402 and the driven wheel 403, the driving wheel 402 is driven by a driving part 401, the material conveying belt 404 passes through the through hole to pass through the cooling box 303, and part of the material conveying belt 404 is positioned under the material conveying pipe 108. Since the material conveying belt 404 is disposed around the driving wheel 402 and the driven wheel 403, when the driving wheel 402 is driven by the driving part 401 to rotate, the driven wheel 403 is driven to convey the material conveying belt 404 on the driving wheel 402 and the driven wheel 403. Because some material conveyer belts 404 are located the material conveying pipe 108 under, the material directly falls to the material conveyer belt 404 after falling into from the material conveying pipe 108, then carry the cooler bin 303 by the material conveyer belt 404, can set up the speed that the material conveyer belt 404 carried as required when actual operation, the material cools down when carrying along the orbit of material conveyer belt 404, treat that the material cools off to export after the completion in the play workbin 307 of cooling.

The material conveying belt 404 may be a conveying belt or a conveying chain, and the structure of the material conveying belt 404 is not specifically limited herein. The driving part 401 includes a motor, and the driving wheel 402 is driven to rotate by the rotation of the motor.

To facilitate the discharge of the gas inside the cooling box 303 from the fourth gas outlet to the communicating pipe, a first funnel structure 304 may be disposed at the upper end of the cooling chamber, the large end of the first funnel structure 304 is connected to the cooling chamber, and the small end of the first funnel structure 304 is disposed with the fourth gas outlet. The arrangement of the first funnel structure 304 can guide the gas inside the cooling cavity to the fourth exhaust port, thereby reducing the accumulation of the gas inside the cooling cavity. Preferably, the fourth exhaust port is provided with a second regulating valve 215, and the exhaust speed of the fourth exhaust port is regulated by the second regulating valve 215.

Specifically, the communication pipe includes a first communication pipe 305 and a second communication pipe 306, two ends of the first communication pipe 305 are respectively connected to the first intake port and the second communication pipe 306, and the fourth exhaust port corresponding to each of the cooling boxes 303 is respectively connected to the second communication pipe 306. The first communication pipe 305 and the second communication pipe 306 may be provided separately or integrally.

In the process that the material enters into cooling box 303, in order to guarantee that cooling box 303 has inside sufficient air conditioning cooling material, can be to the inside input cold wind of cooling box, increase the efficiency that cooling box 303 cools off the material. Specifically, the air inlet pipe is connected with an air supplement part 309, and the air supplement part 309 is used for inputting cold air from the outside. The air inlet pipe comprises two first pipe sections 310 and a second pipe section 311, the two first pipe sections 310 are respectively connected, the second pipe section 311 is connected with the third air outlet 201, the two first pipe sections 310 are respectively connected with two opposite sides of the cooling box 303, and the two first pipe sections 310 are respectively connected with the air supplementing part 309 so as to utilize the two first pipe sections 310 to simultaneously introduce cold air from two opposite sides of the cooling box 303.

In one embodiment, the cooling discharge box 307 is located below the drying box, the upper end of the material conveying pipe 108 is connected to the lower part of the material output port, and the lower end of the material conveying pipe 108 is connected to the top of the cooling feed box 301 through the material homogenizer 110. The material homogenizer 110 is communicated with the interior of the cooling feeding box 301, and the material is dispersed by the material homogenizer 110 before falling onto the material conveying belt 404, so that the material is ensured to uniformly fall onto the material conveying mechanism 4, and the material conveying is facilitated. In order to prevent the gas inside the cooling feed box 301 from leaking to the outside of the material drying and cooling device, in this embodiment, the homogenizer 110 is a closed air homogenizer. Wherein, the material conveying pipe 108 is internally provided with a first material discharge valve 105, and the material is selectively discharged from the material conveying pipe 108 through the first material discharge valve 105.

In the process that the material falls from the top of the cooling feed box 301 to the material conveyer belt 404, a small amount of material inevitably deviates from the material conveyer belt 404 and falls to the bottom of the cooling feed box 301, and in order to reduce the accumulation of the material at the bottom of the cooling feed box 301, the bottom of the cooling feed box 301 is provided with a first waste material outlet 302. In particular implementations, a first waste drain valve may also be provided in first waste gate 302.

When the material conveying belt 404 conveys the material, in order to prevent the material from spilling from both sides of the material conveying belt 404 in the width direction, blocking plates (not shown in the figure) may be respectively protruded on both sides of the material conveying belt 404 in the width direction.

In another embodiment, the material drying mechanism 1 further includes a gas heating assembly located at one side of the drying oven, and the gas heating assembly includes a gas heating box 117 and an air inlet 111 and an air outlet 112 respectively communicated with the gas heating box 117. Drying cabinet is established including top drying cabinet 102, middle drying cabinet 103, bottom drying cabinet 104 and the cover that from top to bottom distributes in proper order the sealed cowling 107 of bottom drying cabinet 104 periphery, the bottom setting of bottom drying cabinet 104 is in the inside of sealed cowling 107, the material delivery outlet sets up the bottom of sealed cowling 107 is located the bottom of sealed cowling 107 with be provided with material unloading funnel 106 between the bottom drying cabinet 104. The feed end of material unloading funnel 106 with bottom drying cabinet 104 intercommunication, the feed end with have the clearance between the bottom drying cabinet 104, form first air passageway 122 of crossing, the unloading end of material unloading funnel 106 is located the middle part of material delivery outlet, the unloading end with have the clearance between the lateral wall of material delivery outlet, form second air passageway 123 of crossing, the inside gas of material conveying pipe 108 loops through second air passageway 123 of crossing, first air passageway 122 of crossing with the inside of bottom drying cabinet 104 with air intake 111 intercommunication, the air outlet passes through middle drying cabinet 103 with top drying cabinet 102 intercommunication. After the gas inside the communicating pipe sequentially passes through the second air passing channel 123 and the first air passing channel 122 from the first air inlet, the gas enters the bottom drying box 104 from the bottom of the bottom drying box 104, then enters the gas heating box 117 from the air inlet 111 of the gas heating assembly, the gas absorbs the material temperature inside the cooling box 303 to enable the air temperature to rise, the material inside the bottom drying box 104 can be heated in the process of passing through the bottom drying box 104, and therefore the moisture of the material inside the bottom drying box 104 is reduced. The gas is heated in the gas heating box 117 and then sequentially enters the middle drying box 103 and the top drying box 102 from the air outlet 112, and the high-temperature gas is contacted with the materials in the middle drying box 103 and the top drying box 102 in the process of passing through the middle drying box 103 and the top drying box 102, so that the materials are dried. The temperature of the gas after passing through the bottom drying box 104 is reduced, and the gas heating assembly is used for heating before the gas enters the middle drying box 103, so that the temperature can be guaranteed to have enough temperature to dry the material. In the actual operation process, the gas is discharged from the air outlet 112 and then divided into two parts, one part of the gas falls down with the materials and enters the bottom drying box 104, and the other part rises upwards and is discharged from the middle drying box 103 and the top drying box 102 to the first exhaust port in sequence, and a large circulation is performed by the exhaust pipe 6.

The material discharging funnel 106 is supported inside by a support 125, one end of the support 125 is connected to the bottom of the sealing cover 107, and the other end is connected to the side wall of the material discharging funnel 106. In order to control the speed of the material discharging funnel 106, the discharging end of the material discharging funnel 106 is provided with a second material discharging valve 109.

The gas heating assembly further comprises a heat pump 114 arranged outside the gas heating box 117, a dust removing component 113, a drying circulating fan 116, a first filter 118, a condenser 119 and a steam heat exchanger 120 are respectively arranged inside the gas heating box 117, the dust removing component 113 is respectively connected with the air inlet 111 and the drying circulating fan 116, the steam heat exchanger 120 is close to the air outlet 112, the first filter 118 is close to the drying circulating fan 116, the condenser 119 is arranged between the steam heat exchanger 120 and the first filter 118, and the heat pump 114 is connected with the condenser 119. Get rid of behind most dust in the gas through dust removal part 113, carry out drying for the first time to gas through drying cycle fan 116, then filter gas by first filter 118, further get rid of the gas dust and obtain purer gas, rethread condenser 119 carries out the second drying with gas in order to be liquid with the steam condensation in the gas, the water diversion in the gas can effectively be reduced to this in-process, carry out the second drying to gas, gas temperature this moment is lower, rethread steam heat exchanger 120 heaies up gas, and then reach inside dry and the higher gas of temperature enters into middle drying cabinet 103.

Specifically, the vapor heat exchanger 120 is spaced apart from the first filter 118, and the gas may be buffered by using a space between the vapor heat exchanger 120 and the first filter 118. The first filter 118 is communicated with the drying circulation fan 116 through a third communicating pipe 115, in this embodiment, the third communicating pipe 115 is in a U-shaped structure.

In this embodiment, the drying cabinet is provided with three drying cabinet 103 in the middle of distributing in proper order from high to low, and drying cabinet 103 communicates each other in the middle of two adjacent, gas heating element is provided with two sets ofly. Specifically, the air inlets 111 of the gas heating assemblies in one group are communicated with the inside of the bottom drying box 104, the air outlets 112 of the gas heating assemblies in the same group are communicated with the inside of the middle drying box 103 closest to the bottom drying box 104, the air inlets 111 of the gas heating assemblies in the other group are communicated with the inside of the middle drying box 103 located in the middle, and the air outlets 112 of the gas heating assemblies in the same group are communicated with the inside of the uppermost middle drying box 103.

In another embodiment, the air inlet 111 communicates with the inside of the bottom drying box 104, the air outlet 112 communicates with the inside of the middle drying box 103 closest to the bottom drying box 104, the air inlet 111 communicates with the inside of the middle drying box 103 located in the middle, and the air inlet 112 of the gas heating assembly communicates with the inside of the uppermost middle drying box 103 through the third air passage 124, respectively.

It should be noted that, in the actual design, the number of the intermediate drying oven 103 and the gas heating unit may be flexibly set according to the need, and the number of the intermediate drying oven 103 and the gas heating unit is not particularly limited.

Two ends of the bottom drying box 104 are respectively communicated with the material discharging funnel 106 and the bottom of the middle drying box 103, so that the material enters the material discharging funnel 106 from the bottom of the bottom drying box 104. The mutual intercommunication of two adjacent middle drying cabinets 103, the bottom of top drying cabinet 102 is linked together rather than the top of adjacent middle drying cabinet 103, and the charge valve 101 is seted up to top drying cabinet 102, will treat that dry and refrigerated material adds to top drying cabinet 102 through charge valve 101 in, and the material passes through top drying cabinet 102, middle drying cabinet 103 and bottom drying cabinet 104 in proper order inside the drying cabinet. In order to facilitate the material passing through the top drying box 102, the middle drying box 103, the bottom drying box 104 and the material discharging hopper 106, discharging parts 121 may be provided at the bottom of each of the top drying box 102, the middle drying box 103 and the bottom drying box 104.

In this embodiment, the dust remover includes a sealed shell 219 and a dust removing box 208 arranged inside the sealed shell 219, a gap is formed between the sealed shell 219 and the dust removing box 208, a fourth air passing channel 211 is formed, the fourth air passing channel 211 is communicated with the inside of the dust removing box 208, a second waste discharge port is arranged on a side wall of the fourth air passing channel 211, and the second waste discharge port is provided with a second waste discharge valve 216. The exhaust gas in the exhaust pipe 6 is a gas with a large amount of moisture and a low temperature, enters the dust removal box 208 from the second air inlet 217, enters the dust removal box 208 through the fourth air passing channel 211, is discharged to the temperature reduction dehumidifier from the second air outlet 218 after removing most of the dust. The waste material generated during the dust removing process of the dust removing box 208 falls into the fourth air passing channel 211 from the opening at the bottom of the dust removing box 208, and the waste material in the fourth air passing channel can be discharged from the second waste material discharge port. Preferably, the waste screw conveyor 210 is arranged in the fourth air passing channel 211, the second waste discharge port is provided with a second waste discharge valve 216, and the waste screw conveyor 210 is used to discharge waste in the fourth air passing channel 211 from the second waste discharge port, so as to reduce the residual quantity in the fourth air passing channel 211.

In order to improve the safety of the material drying and cooling device, the dust-removing box body 208 is provided with an explosion-proof component 209, and when the air pressure inside the dust-removing box body 208 is too high, the gas inside the dust-removing box body 208 can be discharged through the explosion-proof component 209. In particular, the explosion-proof component 209 may be an explosion-proof valve.

In this embodiment, a fourth communication pipe 214 is connected between the second discharge port 218 and the third intake port 207, and the second discharge port 218 and the third intake port 207 are communicated through the fourth communication pipe 214. In order to increase the flow rate of the fourth communication pipe 214, the cooling fan 213 and the exhaust valve 212 are connected to the fourth communication pipe 214, respectively, so that the gas inside the dust removing case 208 can be rapidly discharged to the third air inlet 207. The fourth communication pipe 214 is provided with a second regulating valve 215, and the flow rate of the gas inside the fourth communication pipe 214 can be controlled by the second regulating valve 215.

The cooling dehumidifier includes cooling dehumidification box 202, cooling dehumidification box 202 is including cooling dehumidification cavity, third gas vent 201 is located one side of cooling dehumidification cavity. Specifically, the cooling and dehumidifying box 202 has a second funnel structure 220 communicated with the cooling and dehumidifying cavity, and the third air outlet 201 is connected to the second funnel structure 220. The inside of the cooling and dehumidifying cavity is respectively provided with a second filter 204, a cooler and a heat regenerator 203, the heat regenerator 203 is arranged near the third air outlet 201, the second filter 204 is arranged near the second air outlet 218, and the cooler is arranged between the first filter 118 and the heat regenerator 203. Specifically, the cooler includes a primary surface cooler 205 and a secondary surface cooler 206 spaced apart from the primary surface cooler 205, the primary surface cooler 205 is disposed adjacent to the second filter 204, and the secondary surface cooler 206 is disposed adjacent to the regenerator 203. The primary surface cooler 205 uses normal temperature water or environment water as a cooling medium, an interface thereof is connected with a water source cooling tower, the secondary surface cooler 206 can use chilled water or a special working medium as a cooling medium, two types of connection are arranged for the secondary surface cooler 206, one type is connected with the heat pump 114 through an external water tank, and the other type is directly connected with the heat pump 114. The heat regenerator 203 can adopt three forms, the first one adopts water as a medium, and uses water at the outlet of the primary surface cooler 205 to perform heat regeneration, the second one adopts steam as a medium, and the third one adopts an electric heating mode, which can be selected according to requirements during specific implementation.

The material drying and cooling device further comprises a rack assembly 5, the rack assembly 5 comprises a first rack 501 and a second rack 502, the exhaust gas drying mechanism 2, the horizontal cooling mechanism 3 and the air supplementing component 309 are respectively arranged on the first rack 501, and the material drying mechanism 1 is arranged on the second rack 502.

For convenience of operation, the material drying and cooling device further comprises an electric control component 7, and the electric control component 7 is arranged on the first frame 501.

It should be noted that the material drying and cooling device of the present invention can be used not only for drying and cooling feed, but also for drying and cooling other forms of material.

In the description herein, it is to be understood that the terms "upper," "lower," "left," "right," and the like are based on the orientation or positional relationship shown in the drawings for convenience in description and simplicity of operation, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.

In the description herein, references to the description of "an embodiment," "an example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be appropriately combined to form other embodiments as will be appreciated by those skilled in the art.

The technical principle of the present invention is described above in connection with specific embodiments. The description is made for the purpose of illustrating the principles of the invention and should not be construed in any way as limiting the scope of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without inventive effort, which would fall within the scope of the present invention.