Movable grain dryer

Abstract

The utility model discloses a movable grain drying machine which comprises a box body, a movable base plate, a movable base plate and a drying device. The partition plate divides the box body into a preheating bin and a drying bin; a blanking hopper; a breathable mesh; the conveying mesh belt I is horizontally arranged in the preheating bin in an extending manner; the conveying mesh belt II is horizontally arranged in the drying bin in an extending manner; the air supply outlets are uniformly formed in the two side walls of the drying bin at intervals; the at least one air outlet is formed in the side wall or the top of the preheating bin; the feeding opening is formed in the top of the preheating bin; and an opening in the upper end of the discharge hopper directly faces the other end of the conveying mesh belt II, and the lower end of the discharge hopper extends out of the box body. According to the movable grain dryer provided by the utility model, on the basis of the drying bin, the independent preheating bin is arranged, so that drying waste heat can be fully utilized to fully preheat grains to be dried which just enter the movable grain dryer, and the quality of the grains is ensured; and the device can be moved to a proper position for grain drying operation, and is convenient to use.

Description

Technical Field

[0001] The utility model relates to a movable grain drying machine. Background Art

[0002] At present, the drying towers commonly used in the market are all in the form of integral buildings, built in fixed locations and cannot be moved. They are relatively large in size and use coal furnaces for heating and dehumidification, which consumes energy and causes serious pollution. Chinese patent application number 201220569400.0 discloses a mobile grain drying device, which includes: a conveying mechanism; a heating structure; a blasting mechanism; a filtering mechanism; characterized in that the conveying mechanism, the heating structure and the blasting mechanism are arranged on a mobile chassis, and the mobile chassis is provided with a tube wheel, which can be moved by the mobile chassis. The drying equipment adopts a vehicle-mounted mobile structure, which can be towed to the work site at any time by a trailer, does not need to occupy a specific factory site, is flexible and convenient to use, and is conducive to improving production efficiency. However, according to paragraph 32 of its manual, the drying chamber 3 is connected to the filtering mechanism through the air duct 4, and the air duct 4 is provided with a fan 41, which pumps the dust and moisture of the grain in the drying chamber 3 to the filtering mechanism. That is, during the drying process, the hot air generated after being heated by the heating structure is directly pumped to the filtering mechanism for filtering after drying the grain in the drying chamber 3, which cannot fully utilize the residual heat from drying, resulting in waste of heat energy. Utility Model Content

[0003] An object of the present invention is to solve at least the above problems and to provide at least the advantages which will be described below.

[0004] Another object of the utility model is to provide a movable grain dryer. On the basis of the drying chamber, a separate preheating chamber is arranged, which can make full use of the residual heat of drying to fully preheat the grain to be dried that has just entered, and at the same time remove dust and moisture on its surface, thereby improving the drying efficiency and ensuring the quality of the grain. Under the traction of a tractor, it can be moved to a suitable position to carry out grain drying operations, which is easy to use.

[0005] In order to achieve these purposes and other advantages according to the utility model, a movable grain dryer is provided, comprising:

[0006] A box body, which is arranged on a mobile chassis;

[0007] A partition is horizontally extended and arranged in the box body to separate the box body into an upper preheating chamber and a lower drying chamber;

[0008] A lower hopper is provided at one end of the partition and is arranged on the center line of the partition;

[0009] A breathable net is arranged at one end of the partition and is located around the lower hopper, and the breathable net is connected with the preheating bin and the drying bin;

[0010] The conveyor mesh belt I is horizontally extended and arranged in the preheating bin, and one end of the conveyor mesh belt I extends to the upper end opening facing the lower hopper, and the conveyor mesh belt I transmits grain from the other end to one end;

[0011] The conveyor mesh belt II is horizontally extended and arranged in the drying bin, and one end of the conveyor mesh belt II extends to the lower end opening of the lower hopper, and the transmission direction of the conveyor mesh belt II is opposite to that of the conveyor mesh belt II;

[0012] A plurality of air supply ports are evenly spaced and arranged on the two side walls of the drying chamber, and the plurality of air supply ports are arranged corresponding to the positions of the conveying mesh belt II, and the plurality of air supply ports are connected to the hot air pipe;

[0013] At least one air outlet is arranged on the side wall or the top of the preheating chamber, and at least one air outlet is arranged near the other end of the conveyor mesh belt I;

[0014] A feed inlet is arranged at the top of the preheating bin and faces the other end of the conveyor mesh belt I;

[0015] The discharge hopper is arranged in one end of the box body, and the upper end opening of the discharge hopper faces the other end of the conveyor mesh belt II, and the lower end of the discharge hopper is extended outside the box body.

[0016] Preferably, it further comprises: an upper hopper, which is arranged at one end of the box body; a screw conveyor, whose lower end is connected to the lower end of the upper hopper, and the upper end of the screw conveyor is connected to the feed port of the preheating bin.

[0017] Preferably, it further comprises: an infrared heater, which is arranged in the hot air duct; and a blower, whose air outlet end is connected to the hot air duct.

[0018] Preferably, it further comprises: at least one cyclone separator, whose air inlet end is connected to at least one air outlet;

[0019] An air filter has an air inlet end connected to an air outlet end of at least one cyclone separator.

[0020] Preferably, it further comprises: a plurality of air guide grooves, which are arranged on the lower surface of the partition plate, and the openings of the plurality of air guide grooves are arranged toward the conveyor mesh belt II.

[0021] Preferably, it also includes: at least two air ducts, which are arranged in the preheating chamber, and one end of the at least two air ducts is inverted funnel shape, the opening of one end of the at least two air ducts is arranged toward the breathable net, and the main parts of the at least two air ducts are respectively extended and arranged on both sides of the conveyor mesh belt I; multiple air outlets, which are evenly opened on the side walls of the at least two air ducts, and the multiple air outlets are arranged directly opposite to the conveyor mesh belt I.

[0022] The utility model at least has the following beneficial effects:

[0023] The movable grain dryer provided by the utility model is provided with a separate preheating bin on the basis of a drying bin, which can fully utilize the residual heat of drying to fully preheat the grain to be dried that has just entered, and at the same time remove dust and moisture on its surface, thereby improving the drying efficiency and ensuring the grain quality; under the traction of a tractor, it can be moved to a suitable position to carry out grain drying operations, and is easy to use.

[0024] Other advantages, objectives and features of the present invention will be embodied in part through the following description, and in part will be understood by those skilled in the art through research and practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 It is a side structural schematic diagram of a movable grain dryer described in one embodiment of the utility model;

[0026] Figure 2 It is a top view structural schematic diagram of a movable grain dryer described in one embodiment of the utility model;

[0027] Figure 3 This is a schematic diagram of the cross-sectional structure of the box body in one embodiment of the utility model;

[0028] Figure 4 This is a schematic diagram of a top view of the partition described in one embodiment of the utility model;

[0029] Figure 5 This is a side structural schematic diagram of a movable grain dryer described in another embodiment of the utility model;

[0030] Figure 6 This is a schematic diagram of the top view of the movable grain dryer in another embodiment of the utility model;

[0031] Figure 7 It is a schematic diagram of the cross-sectional structure of the partition described in one embodiment of the utility model;

[0032] Figure 8 It is a schematic diagram of the top view of the structure of the partition, the conveyor belt I and the at least two air ducts in one embodiment of the utility model. DETAILED DESCRIPTION

[0033] The present invention will be further described in detail below in conjunction with the accompanying drawings so that those skilled in the art can implement the invention with reference to the description.

[0034] It should be understood that the terms such as “having”, “including” and “comprising” used herein do not exclude the existence or addition of one or more other elements or combinations thereof.

[0035] like Figures 1 to 4 As shown, the utility model provides a movable grain drying machine, comprising:

[0036] The box body 10 is arranged on the mobile chassis 20; the box body is a relatively closed shell, and a heat preservation layer can be arranged on the surface to reduce heat loss and improve heat utilization; a plurality of wheel bodies are arranged at the lower end of the mobile chassis, and a traction member is arranged at the front end of the mobile chassis, which can be moved to a suitable position for grain drying operation under the traction of the tractor 1, and is convenient to use;

[0037] The partition 30 is horizontally extended and arranged in the box body, and divides the box body into an upper preheating chamber 40 and a lower drying chamber 50; by dividing the box body into upper and lower parts by the partition, the residual heat of drying can be fully utilized to preheat the grains to be dried just entering, and at the same time, dust and moisture on the surface can be removed, so as to improve the drying efficiency and ensure the grain quality; in addition, the partition is also conducive to preventing the grain from splashing on the conveyor belt II, and no additional splash net is required;

[0038] A lower hopper 301 is provided at one end of the partition and is arranged on the center line of the partition;

[0039] A breathable net 302 is provided at one end of the partition and is located around the lower hopper, and the breathable net is connected to the preheating chamber and the drying chamber;

[0040] The conveyor mesh belt Ⅰ 401 is horizontally extended and arranged in the preheating bin, and one end of the conveyor mesh belt Ⅰ extends to the upper end opening facing the lower hopper, and the conveyor mesh belt Ⅰ transfers grains from the other end to one end; the conveyor mesh belt Ⅰ fully spreads the grains to be preheated entering the box, effectively increases the preheating area, and can cause the dust and water vapor on the surface of the grains to be quickly carried by the wind;

[0041] A conveyor mesh belt II 501 is horizontally extended in the drying bin, and one end of the conveyor mesh belt II extends to the lower end opening of the lower hopper, and the transmission direction of the conveyor mesh belt II is opposite to that of the conveyor mesh belt II; a plurality of air supply ports 502 are evenly spaced and arranged on the two side walls of the drying bin, and the plurality of air supply ports are arranged corresponding to the positions of the conveyor mesh belt II, and the plurality of air supply ports are connected to the hot air pipe 60;

[0042] At least one air outlet 402 is disposed on the side wall or the top of the preheating chamber, and at least one air outlet is disposed near the other end of the conveyor mesh belt I;

[0043] The feed port 403 is arranged at the top of the preheating bin, and the feed port is directly opposite to the other end of the conveyor mesh belt I; the grain to be dried falls from the feed port onto the conveyor mesh belt I of the preheating bin, and the hot air sent in by multiple air outlets blows toward the middle of the conveyor mesh belt II, passes through the conveyor mesh belt II, and dries the grain above it. After that, the hot air enters the preheating bin through the air permeable net to preheat the grain on the conveyor mesh I in the preheating bin; the lower hopper is used to receive the preheated grain that slides freely from one end of the conveyor mesh belt I, and guides it to one end of the conveyor mesh belt II, and then further dries the grain; finally, the wind carrying a large amount of dust and water vapor is discharged through at least one air outlet; the dried grain falls into the discharge hopper for temporary storage;

[0044] The discharge hopper 70 is arranged in one end of the box body, and the upper end opening of the discharge hopper faces the other end of the conveyor mesh belt II, and the lower end 701 of the discharge hopper extends out of the box body. A gate valve that can be opened and closed is arranged at the lower end of the discharge hopper, and the gate valve is opened when necessary to discharge the dried grain.

[0045] In summary, the movable grain dryer provided by the utility model is provided with a separate preheating chamber on the basis of the drying chamber, which can make full use of the residual heat from drying to fully preheat the grain to be dried that has just entered, and at the same time remove dust and moisture on its surface, thereby improving the drying efficiency and ensuring the grain quality; under the traction of a tractor, it can be moved to a suitable position for grain drying operations, which is easy to use.

[0046] like Figure 5 As shown, in a preferred embodiment, it also includes: an upper hopper 80, which is arranged at one end of the box body; a screw conveyor 90, whose lower end is connected to the lower end of the upper hopper, and the upper end of the screw conveyor is connected to the feed port of the preheating bin. The grain is transported to the preheating bin via the screw conveyor, and the upper end of the screw conveyor can be sealed and connected to the feed port to avoid dust when the grain falls, and the box body is sealed to prevent the wind in the box from carrying away dust on the grain.

[0047] like Figure 1 As shown, in a preferred embodiment, it also includes: an infrared heater, which is arranged in the hot air duct; and a blower 601, whose air outlet end is connected to the hot air duct.

[0048] like Figure 6 As shown, in a preferred embodiment, it further comprises: at least one cyclone separator 100, whose air inlet end is connected to at least one air outlet;

[0049] The air filter 200 has an air inlet end connected to an air outlet end of at least one cyclone separator.

[0050] like Figure 7As shown, in a preferred embodiment, it further includes: a plurality of air guide grooves 303, which are arranged on the lower surface of the partition, and the openings of the plurality of air guide grooves are arranged toward the conveyor mesh belt II. The plurality of air guide grooves can guide the hot air blown toward the top of the drying bin to the air permeable mesh.

[0051] like Figure 8 As shown, in a preferred embodiment, it also includes: at least two induced air ducts 404, which are arranged in the preheating chamber, and one end of the at least two induced air ducts is in an inverted funnel shape 4041, the opening of one end of the at least two induced air ducts is arranged toward the air permeable net, and the main parts of the at least two induced air ducts are respectively extended and arranged on both sides of the conveyor mesh belt I; multiple air outlets 4042, which are evenly opened on the side walls of the at least two induced air ducts, and the multiple air outlets are arranged directly facing the conveyor mesh belt I. In this embodiment, at least two induced air ducts guide the wind to be evenly blown into the conveyor mesh belt I to improve the preheating, dust removal and dehumidification efficiency, so as to make full use of the residual heat from drying.

[0052] Although the implementation scheme of the utility model has been disclosed as above, it is not limited to the applications listed in the specification and implementation modes. It can be fully applied to various fields suitable for the utility model. For those familiar with the art, additional modifications can be easily implemented. Therefore, without departing from the general concept defined by the claims and the scope of equivalents, the utility model is not limited to the specific details and the illustrations shown and described herein.

Claims

1. A portable grain dryer, characterized in that: include: A box body, which is arranged on a mobile chassis; A partition is horizontally extended and arranged in the box body to separate the box body into an upper preheating chamber and a lower drying chamber; A lower hopper is provided at one end of the partition and is arranged on the center line of the partition; A breathable net is arranged at one end of the partition and is located around the lower hopper, and the breathable net is connected with the preheating bin and the drying bin; The conveyor mesh belt I is horizontally extended and arranged in the preheating bin, and one end of the conveyor mesh belt I extends to the upper end opening facing the lower hopper, and the conveyor mesh belt I transmits grain from the other end to one end; The conveyor mesh belt II is horizontally extended and arranged in the drying bin, and one end of the conveyor mesh belt II extends to the lower end opening of the lower hopper, and the transmission direction of the conveyor mesh belt II is opposite to that of the conveyor mesh belt II; A plurality of air supply ports are evenly spaced and arranged on the two side walls of the drying chamber, and the plurality of air supply ports are arranged corresponding to the positions of the conveying mesh belt II, and the plurality of air supply ports are connected to the hot air pipe; At least one air outlet is arranged on the side wall or the top of the preheating chamber, and at least one air outlet is arranged near the other end of the conveyor mesh belt I; A feed inlet is arranged at the top of the preheating chamber and faces the other end of the conveyor mesh belt I; The discharge hopper is arranged in one end of the box body, and the upper end opening of the discharge hopper faces the other end of the conveyor mesh belt II, and the lower end of the discharge hopper is extended outside the box body.

2. The portable grain dryer according to claim 1, characterized in that: Also includes: An upper hopper, which is arranged at one end of the box body; The lower end of the screw conveyor is connected to the lower end of the upper hopper, and the upper end of the screw conveyor is connected to the feed port of the preheating bin.

3. The portable grain dryer according to claim 1, characterized in that: Also includes: An infrared heater is arranged in the hot air duct; The air outlet of the blower is connected to the hot air duct.

4. The portable grain dryer according to claim 1, characterized in that: Also includes: at least one cyclone separator, whose air inlet end is connected to at least one air outlet; An air filter has an air inlet end connected to an air outlet end of at least one cyclone separator.

5. The portable grain dryer according to claim 1, characterized in that: Also includes: A plurality of air guide grooves are arranged on the lower surface of the partition plate, and the openings of the plurality of air guide grooves are arranged toward the conveyor mesh belt II.

6. The portable grain dryer according to claim 2, characterized in that: Also includes: At least two air ducts are arranged in the preheating chamber, and one end of the at least two air ducts is in an inverted funnel shape, the openings of one end of the at least two air ducts are arranged toward the air permeable net, and the main parts of the at least two air ducts are respectively extended and arranged on both sides of the conveyor mesh belt I; A plurality of air outlets are evenly arranged on the side walls of at least two air ducts, and the plurality of air outlets are arranged facing the conveyor mesh belt I.

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