1. A cross-flow grain drier is characterized in that,

the cross-flow grain drying machine comprises a drying box and an air blowing device, wherein the drying box comprises a box body, a plurality of folded air permeable plates, a plurality of buffer blocks, a plurality of grain chambers, a plurality of hot air chambers and a plurality of cold air chambers, the folded air permeable plates are fixedly connected with the box body and are respectively positioned on the inner sides of the box body, the buffer blocks are fixedly connected with the folded air permeable plates and are positioned on one sides of the folded air permeable plates, the grain chambers are respectively positioned in the box body, the hot air chambers are respectively positioned on one sides of the grain chambers, and the cold air chambers are respectively positioned on one sides of the grain chambers far away from the hot air chambers.

The air blowing device comprises an air heater, a plurality of hot air pipelines and an air distribution baffle, the hot air pipelines are fixedly connected with the box body and are located on one side of the box body, the air heater is fixedly connected with the hot air pipelines and is located on one side, away from the box body, of the hot air pipelines, and the air distribution baffle is fixedly connected with the box body and is located on the inner side of the box body.

2. A cross-flow grain dryer as in claim 1,

the drying cabinet further comprises an outer protective shell and a heat insulation layer, the outer protective shell is fixedly connected with the cabinet body and located on the outer side of the cabinet body, and the heat insulation layer is fixedly connected with the cabinet body and located on one side, away from the outer protective shell, of the cabinet body.

3. A cross-flow grain dryer as in claim 1,

the drying box also comprises a plurality of flow limiting plates, the flow limiting plates are respectively and fixedly connected with the folded air permeable plates and are positioned on one side of the grain chamber, the flow limiting plates are also provided with a plurality of grain through holes, and the grain through holes are respectively positioned on one side of the flow limiting plates.

4. A cross-flow grain dryer as in claim 1,

the drying oven still includes into hopper and play hopper, go into the hopper with box fixed connection to be located one side of box, go out the hopper with box fixed connection, and be located one side that the box kept away from go into the hopper.

5. A cross-flow grain dryer as in claim 4,

the drying box further comprises a plurality of flow distribution plates and a plurality of wind shields, the flow distribution plates are fixedly connected with the box body and are positioned on one side, close to the feeding hopper, of the box body, and the wind shields are fixedly connected with the folded ventilating plates respectively and are positioned on two sides of the folded ventilating plates respectively.

6. A cross-flow grain dryer as in claim 4,

the drying cabinet still includes a plurality of letter sorting boards, and is a plurality of letter sorting board respectively with box fixed connection to be located respectively the box is close to one side of play hopper.

7. A cross-flow grain dryer as in claim 1,

the drying cabinet still includes the tuber pipe, go out the tuber pipe with box fixed connection, and be located the box is kept away from one side of air-blast device.

8. A cross-flow grain dryer as in claim 1,

the folded air-permeable plate is provided with a plurality of air flow through holes, and the air flow through holes are distributed on one side of the folded air-permeable plate.

Background

Various grains harvested in agriculture are subjected to dehumidification and drying treatment, and the purpose of the dehumidification and drying treatment is to reduce the internal moisture and the water content in the grains, so that on one hand, the energy consumption caused by the self-respiration of the grains can be reduced; on the other hand, the method avoids the germination and the mildew of the grains caused by overhigh moisture content. In the prior art, a grain drying machine is mainly adopted for large-scale grain drying, has the advantages of short dehydration time and high drying treatment efficiency, effectively ensures the quality of grain storage, reduces the probability of grain mildew and germination, plays a vital role in ensuring grain safety, and is rapidly developed in recent years and is more and more popular with users.

The inside of cross-flow grain drier is equipped with a plurality of vertical hot-blast layers, a plurality of vertical drying layers and a plurality of vertical cold wind layer, and one side and the hot-blast layer on every drying layer are adjacent, and the opposite side is adjacent with the cold wind layer. During the use, during grain drops into each drying layer from the feed inlet at each drying layer top, hot-blast a plurality of air intakes on the drying cabinet get into each hot-blast layer respectively, then hot-blast from the hot-blast layer see through ventilative baffle and get into the drying layer with the grain drying in the drying layer, cold wind sees through ventilative baffle at last and discharges through cold wind layer.

When the existing cross-flow grain drier dries grains, the retention time of the grains in a cavity chamber of the drier is too short, and the drying effect is not ideal.

Disclosure of Invention

The invention aims to provide a cross-flow grain drier, which aims to solve the problems that when grains are dried by the existing cross-flow grain drier, the grain stays in a cavity of the drier for too short time, and the drying effect is not ideal.

In order to achieve the purpose, the invention provides a cross-flow type grain drying machine which comprises a drying box and an air blowing device, wherein the drying box comprises a box body, a plurality of folded ventilating plates, a plurality of buffer blocks, a plurality of grain chambers, a plurality of hot air chambers and a plurality of cold air chambers, the folded ventilating plates are respectively and fixedly connected with the box body and are respectively positioned on the inner side of the box body, the buffer blocks are fixedly connected with the folded ventilating plates and are positioned on one side of the folded ventilating plates, the grain chambers are respectively positioned in the box body, the hot air chambers are respectively positioned on one side of the grain chambers, and the cold air chambers are respectively positioned on one side of the grain chambers, which is far away from the hot air chambers.

The air blowing device comprises an air heater, a plurality of hot air pipelines and an air distribution baffle, the hot air pipelines are fixedly connected with the box body and are located on one side of the box body, the air heater is fixedly connected with the hot air pipelines and is located on one side, away from the box body, of the hot air pipelines, and the air distribution baffle is fixedly connected with the box body and is located on the inner side of the box body.

Adopt a plurality of cereal cavities, the ventilative board of zigzag and have the buffer board of cushioning effect to increase the time that cereal stays in the cavity at the in-process of drying process, with the improvement drying effect.

The drying cabinet further comprises an outer protective shell and a heat insulation layer, the outer protective shell is fixedly connected with the cabinet body and located on the outer side of the cabinet body, and the heat insulation layer is fixedly connected with the cabinet body and located on one side, far away from the outer protective shell, of the cabinet body.

Outer protective housing can protection device, and the insulating layer can reach the heat preservation effect, prevents that the heat from running off.

The drying box also comprises a plurality of flow limiting plates, the flow limiting plates are respectively and fixedly connected with the folded air permeable plates and are positioned on one side of the grain chamber, the flow limiting plates are also provided with a plurality of grain through holes, and the grain through holes are respectively positioned on one side of the flow limiting plates.

The grain inlet device can limit the amount of grains entering a grain chamber and prevent blockage caused by excessive accumulation.

The drying box further comprises a feeding hopper and a discharging hopper, the feeding hopper is fixedly connected with the box body and is positioned on one side of the box body, and the discharging hopper is fixedly connected with the box body and is positioned on one side, far away from the feeding hopper, of the box body.

For adding grain and discharging grain.

The drying box further comprises a plurality of flow distribution plates and a plurality of wind shields, the flow distribution plates are fixedly connected with the box body and are positioned on one side, close to the feeding hopper, of the box body, and the wind shields are respectively fixedly connected with the folded ventilating plates and are positioned on two sides of the folded ventilating plates.

The air baffle is used for blocking one side of the hot air chamber and the cold air chamber and preventing hot air from directly passing through the drying box without drying.

The drying box further comprises a plurality of sorting plates, and the sorting plates are fixedly connected with the box body and are respectively positioned on one side, close to the discharge hopper, of the box body.

A plurality of bagging can be performed simultaneously.

The drying box further comprises an air outlet pipe, the air outlet pipe is fixedly connected with the box body and is located on one side, far away from the air blowing device, of the box body.

The cooled wind can be discharged.

The folded air-permeable plate is provided with a plurality of air flow through holes, and the air flow through holes are distributed on one side of the folded air-permeable plate.

The hot air can be allowed to pass through and dry the grains, and the cooled air is discharged through the air circulation holes.

According to the cross-flow grain drying machine, the folded ventilating plate with the bent shape is adopted, the plurality of buffer blocks are further arranged on the folded ventilating plate, the upward folded surface of the folded ventilating plate and the buffer blocks can play a buffer role after grains enter the grain chamber through the plurality of chambers, and when hot air is blown in, stronger hot air can also blow grains to stay on the upward folded surface of the folded ventilating plate, so that the stay time of the grains in the grain chamber is greatly prolonged, and the drying efficiency is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic view of a cross-flow grain dryer provided by the present invention.

FIG. 2 is a front view of a cross-flow grain dryer provided by the present invention.

Fig. 3 is a top view of a cross-flow grain dryer provided by the present invention.

Fig. 4 is a bottom view of a cross-flow grain dryer provided by the present invention.

Fig. 5 is a front sectional view of a cross-flow grain dryer provided by the present invention.

Fig. 6 is a side sectional view of a cross-flow grain dryer provided by the present invention.

Fig. 7 is a top sectional view of a cross-flow grain dryer provided by the present invention.

1-drying box, 2-blast apparatus, 11-box, 12-folded ventilating board, 13-grain chamber, 14-hot air chamber, 15-cold air chamber, 16-inlet hopper, 17-outlet hopper, 18-outlet pipe, 21-hot air machine, 22-hot air pipe, 23-air dividing baffle, 111-outer protective shell, 112-thermal insulation layer, 113-current limiting plate, 114-grain passing hole, 115-current dividing board, 116-sorting board, 117-air flow through hole, 118-buffer block, 119-wind screen, 171-funnel, 172-support rod.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Referring to fig. 1 to 7, the present invention provides a cross-flow grain drying machine, including a drying box 1 and an air blowing device 2, where the drying box 1 includes a box body 11, a plurality of folded air-permeable plates 12, a plurality of buffer blocks 118, a plurality of grain chambers 13, a plurality of hot air chambers 14, and a plurality of cold air chambers 15, the plurality of folded air-permeable plates 12 are respectively and fixedly connected to the box body 11 and respectively located at an inner side of the box body 11, the plurality of buffer blocks 118 are fixedly connected to the folded air-permeable plates 12 and located at one side of the folded air-permeable plates 12, the plurality of grain chambers 13 are respectively located inside the box body 11, the plurality of hot air chambers 14 are respectively located at one side of the grain chambers 13, and the plurality of cold air chambers 15 are respectively located at one side of the grain chambers 13 away from the hot air chambers 14.

The air blowing device 2 comprises an air heater 21, a plurality of hot air pipelines 22 and an air distribution baffle 23, wherein the hot air pipelines 22 are respectively fixedly connected with the box body 11 and are positioned at one side of the box body 11, the air heater 21 is fixedly connected with the hot air pipelines 22 and is positioned at one side of the hot air pipelines 22 far away from the box body 11, and the air distribution baffle 23 is fixedly connected with the box body 11 and is positioned at the inner side of the box body 11.

In the present embodiment, the drying box 1 includes a box body 11, a plurality of folded air permeable plates 12, a plurality of buffer blocks 118, a plurality of grain chambers 13, a plurality of hot air chambers 14, and a plurality of cold air chambers 15, wherein the plurality of folded air permeable plates 12 are respectively fixedly connected to the box body 11 and respectively located inside the box body 11, the folded air permeable plates 12 are mainly used for passing hot air, drying grains, and converting the dried grains into cold air to pass through and discharge from the folded air permeable plates 12, the folded air permeable plates 12 having a folded shape are adopted in the present invention, so that after grains enter the grain chambers 13, the residence time of grains in the grain chambers 13 is increased by buffering the upward folded surfaces of the folded air permeable plates 12, the plurality of buffer blocks 118 are fixedly connected to the folded air permeable plates 12 and located at one side of the folded air permeable plates 12, the buffer blocks 118 are disposed on the upward folded surfaces of the folded air permeable plates 12, the angle of the buffer block 118 is more gradual than that of the upward folding surface of the folding ventilation plate 12, so that the buffer effect can be improved, the retention time of grains in the grain chamber 13 is further increased, the grain chambers 13 are respectively located inside the box body 11 and used for the passing of grains, and are main places for drying grains, the hot air chambers 14 are respectively located on one side of the grain chamber 13, hot air is blown into the grain chambers 13 from the hot air chambers 14, the cold air chambers 15 are respectively located on one side of the grain chamber 13 away from the hot air chambers 14, the hot air enters the cold air chambers 15 after being cooled, and is discharged, the air blowing device 2 comprises a hot air blower 21, a plurality of hot air pipelines 22 and an air distribution baffle 23, the hot air pipelines 22 are respectively fixedly connected with the box body 11 and are located on one side of the box body 11, the hot air duct 22 is used for guiding hot air into the drying box 1, the hot air blower 21 is fixedly connected with the hot air ducts 22, is positioned on one side of the hot air duct 22, which is far away from the box body 11, and is used for blowing out hot air, the air distribution baffle 23 is fixedly connected with the box body 11, is positioned on the inner side of the box body 11 and is used for dividing the hot air into a plurality of sections and entering different hot air chambers 14, the folded ventilating plate 12 with a bent shape is adopted in the invention, so that grains can enter the grain chamber 13, the retention time of the grains in the grain chamber 13 is improved through the buffering of the upward folded surface of the folded ventilating plate 12, the buffer block 118 is arranged on the upward folded surface of the folded ventilating plate 12, the angle of the buffer block 118 is more gradual than that of the upward folded surface of the folded ventilating plate 12, and the buffering effect can be improved, and then increase the dwell time of cereal in the cereal cavity 13, when hot-blast, stronger hot-blast can also blow cereal and stay on the face of turning over upward of the ventilative board 12 of the book shape to improve the dwell time of cereal in the cereal cavity 13 greatly, and then improve drying efficiency.

Further, the drying box 1 further includes an outer protective shell 111 and a heat insulating layer 112, the outer protective shell 111 is fixedly connected with the box body 11 and is located at the outer side of the box body 11, the heat insulating layer 112 is fixedly connected with the box body 11 and is located at one side of the box body 11 far away from the outer protective shell 111, the drying box 1 further includes a plurality of flow restriction plates 113, the plurality of flow restriction plates 113 are respectively fixedly connected with the plurality of folded air permeable plates 12 and are located at one side of the grain chamber 13, the flow restriction plates 113 further include a plurality of grain passage holes 114, the plurality of grain passage holes 114 are respectively located at one side of the flow restriction plates 113, the drying box 1 further includes an inlet hopper 16 and an outlet hopper 17, the inlet hopper 16 is fixedly connected with the box body 11 and is located at one side of the box body 11, the outlet hopper 17 is fixedly connected with the box body 11, and is located on one side of the box body 11 far from the feeding hopper 16, the drying box 1 further comprises a plurality of splitter plates 115 and a plurality of wind shields 119, the plurality of splitter plates 115 are fixedly connected with the box body 11 and are located on one side of the box body 11 near the feeding hopper 16, the plurality of wind shields 119 are respectively fixedly connected with the plurality of folded air permeable plates 12 and are respectively located on two sides of the folded air permeable plates, the drying box 1 further comprises a plurality of sorting plates 116, the plurality of sorting plates 116 are respectively fixedly connected with the box body 11 and are respectively located on one side of the box body 11 near the discharging hopper 17, the drying box 1 further comprises an air outlet pipe 18, the air outlet pipe 18 is fixedly connected with the box body 11 and is located on one side of the box body 11 far from the blowing device 2, the drying box 1 further comprises a plurality of funnels 171, and the plurality of funnels 171 are fixedly connected with the discharging hopper 17, and is located one side of the discharge hopper 17, the drying oven 1 further comprises a plurality of support rods 172, and the plurality of support rods 172 are fixedly connected with the box body 11 and are located one side of the box body 11. .

In this embodiment, the protective shell 111 is disposed outside the device for protecting the device, the thermal insulation layer 112 can keep warm, prevent heat loss, and improve energy utilization, the flow restriction plate 113 and the grain passing hole 114 are used for forming a restriction on the upper portion of the grain chamber 13 after grains are loaded therein, so as to restrict the throughput of grains, so as to prevent the grains from being blocked due to excessive accumulation in the grain chamber 13, the loading hopper 16 and the unloading hopper 17 are used for loading and unloading grains, the diversion plate 115 is used for guiding grains to flow into different grain chambers 13, so as to improve drying efficiency, the wind blocking plate 119 is used for blocking one side of the hot air chamber 14 and the cold air chamber 15, so as to prevent hot air from directly passing through the drying box without drying, and the sorting plate 116 is used for separating grains discharged from the grain chamber 13, form a plurality of cereal flows, conveniently carry out the bagging-off of a plurality of cereals simultaneously, funnel 171 set up in go out one side of hopper 17 and with sorting board 116 corresponds, can make things convenient for the bagging-off of cereal, bracing piece 172 can height-adjusting, not only can strutting arrangement, can also conveniently bag.

Furthermore, the folded ventilation plate 12 has a plurality of air flow through holes 117, and the plurality of air flow through holes 117 are distributed on one side of the folded ventilation plate 12.

In this embodiment, the air flow holes 117 are formed in the downward folded surface of the folded air-permeable plate 12, so that not only hot air in the hot air chamber 14 can be dried and cooled and then enter the cold air chamber 15, but also grains can be prevented from entering the hot air chamber 14 and the cold air chamber 15 through the air flow holes 117 by being formed in the downward folded surface, and when hot air is blown into the grain chamber 13, stronger hot air can blow grains to stay on the upward folded surface of the folded air-permeable plate 12, thereby increasing the stay time of grains in the grain chamber 13.

According to the cross-flow grain drying machine, the folded ventilating plate 12 with the bent shape is adopted, the plurality of buffer blocks 118 are further arranged on the folded ventilating plate 12, the upward folded surface of the folded ventilating plate 12 and the buffer blocks 118 can play a buffer role after grains enter the grain chamber 13 through the plurality of chambers, and when hot air is blown in, stronger hot air can also blow grains to stay on the upward folded surface of the folded ventilating plate 12, so that the stay time of the grains in the grain chamber 13 is greatly prolonged, and the drying efficiency is further improved.

While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.