Grain cooling machine with water retention effect

Abstract

The utility model discloses a grain cooling machine with a water retention effect, and relates to the technical field of grain cooling machines. The moisturizing device comprises a box body and a base, a moisturizing mechanism is arranged on the box body, and the moisturizing mechanism comprises a moisturizing assembly, a driving assembly and a filtering assembly; the moisturizing assembly comprises two supporting lug plates fixedly connected to the inner bottom wall of the box body, a first connecting shaft penetrates through the two supporting lug plates, a cam is fixedly connected to the left end of the first connecting shaft, a water storage tank is fixedly connected to the inner wall of the box body, two sliding grooves are formed in the inner wall of the water storage tank, and the two sliding grooves are fixedly connected to the inner wall of the box body. The inner walls of the two sliding grooves are both connected with sliding blocks in a sliding mode, the sides, close to each other, of the two sliding blocks are fixedly connected with rectangular plates, and the top faces of the rectangular plates are fixedly connected with breathable sponges. The storage quality of the grains is favorably improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of grain coolers, in particular to a grain cooler with water retention effect. Background Art

[0002] In the prior art, after searching, it was found that a Chinese patent disclosed "a grain cooler with water retention effect", and its application number is "CN202223332098.X". The patent mainly includes a load-bearing plate, a cooling component is installed on the top of the left side, an air outlet duct is installed on the left side of the cooling component, and an air inlet duct is installed on the right side of the cooling component. It also includes a motor, which is embedded in the top of the right side of the load-bearing plate, the output end of the motor is located in the power slot, the transmission rod is rotatably installed in the opening on the right side of the load-bearing plate, an eccentric wheel is sleeved on the output end of the motor, the bottom of the elastic pin is located at the top of the opening on the right side of the load-bearing plate, the filter is slidably installed in the opening on the right side of the load-bearing plate, and a turntable, the right end of which is connected to the transmission rod by a belt, the turntable is rotatably installed in the drain trough and the slide chute, and a filter disc is integrally installed inside the turntable.

[0003] Although the above-mentioned cooler has the function of filter cleaning, it is not equipped with effective grain moisturizing facilities, such as a humidifier, etc. Therefore, it is unable to blow moist air into the barn after a certain period of time, which limits its performance in maintaining appropriate humidity of the grain. This defect may reduce the preservation quality of the grain. Utility Model Content

[0004] The utility model aims to provide a grain cooler with water-retaining effect. By providing a moisturizing mechanism, moist air can be blown into the barn after a certain period of time, so that the grain can be kept at an appropriate humidity, which is beneficial to improving the preservation quality of the grain. It solves the problem that the cooler is not equipped with an effective grain moisturizing facility, and moist air cannot be blown into the barn after a certain period of time, so the humidity of the grain cannot be kept within an appropriate range, thereby reducing the preservation quality of the grain.

[0005] In order to solve the above technical problems, the utility model is realized by the following technical solutions:

[0006] The utility model is a grain cooler with water-retaining effect, comprising a box body and a base, wherein a moisturizing mechanism is arranged on the box body, and the moisturizing mechanism comprises a moisturizing component, a driving component and a filtering component;

[0007] The moisturizing component includes two supporting ear plates fixedly connected to the bottom wall of the box body, a first connecting shaft passes through the two supporting ear plates, the outer walls of the first connecting shaft are rotatably connected to the inner walls of the two supporting ear plates, the left end of the first connecting shaft is fixedly connected to a cam, the inner wall of the box body is fixedly connected to a water storage tank, the inner wall of the water storage tank is provided with two slide grooves, the inner walls of the two slide grooves are slidably connected to sliders, a rectangular plate is fixedly connected to the side where the two sliders are close to each other, the bottom surface of the rectangular plate is in contact with the outer wall of the cam, and the top surface of the rectangular plate is fixedly connected to a breathable sponge.

[0008] Furthermore, the drive assembly includes a motor fixing plate fixedly connected to the bottom wall of the box body, the top surface of the motor fixing plate is fixedly connected to the motor, the output end of the motor is fixedly connected to the first pulley, the right end of the first connecting shaft is fixedly connected to the second pulley, and a first belt is sleeved between the first pulley and the second pulley.

[0009] Furthermore, the filter assembly includes a second connecting shaft fixedly connected to the output end of the motor, the right end of the second connecting shaft is fixedly connected to a third pulley, the inner wall of the box body is fixedly connected to a cleaning water tank, a third connecting shaft passes through the cleaning water tank, the outer wall of the third connecting shaft is rotatably connected to the inner wall of the cleaning water tank, the outer wall of the third connecting shaft is rotatably connected to an elastic filter plate, a T-slot is provided on the top surface of the cleaning water tank, the outer wall of the elastic filter plate is slidably connected to the inner wall of the T-slot, the left end of the third connecting shaft is fixedly connected to a fourth pulley, and a second belt is sleeved between the third pulley and the fourth pulley.

[0010] Furthermore, a cooling mechanism is provided on the base, and the cooling mechanism includes a cooling component and a ventilation component;

[0011] The cooling assembly comprises a fan fixing plate fixedly connected to the top surface of the base, the top surface of the fan fixing plate is fixedly connected to an air conditioning fan, and the input end and the output end of the air conditioning fan are both fixedly connected to a fan filter plate.

[0012] Further, the ventilation assembly includes a first conical tube connected to the left side of the air-conditioning fan, the left end of the first conical tube is connected to the first ventilation tube, the right side of the fan filter plate is connected to the second conical tube, the right end of the second conical tube is connected to the second ventilation tube, the inner wall of the box is connected to the third ventilation tube, the right end of the second ventilation tube is slidably connected to the left end of the elastic filter plate, and the left end of the third ventilation tube is slidably connected to the right end of the elastic filter plate.

[0013] Furthermore, a moving mechanism is provided on the box body;

[0014] The moving mechanism includes four U-shaped support frames fixedly connected to the bottom surface of the box body. The inner walls of the four U-shaped support frames are fixedly connected with wheel axles, and the four wheel axles are all penetrated by wheels. The inner walls of the four wheels are rotationally connected to the outer walls of the four wheel axles.

[0015] Further, a box door is hinged to the inner wall of the box body, and a handrail is fixedly connected to the right side of the box body.

[0016] Further, two ventilation openings are provided on the outer wall of the box body, and filter plates are fixedly connected to the inner walls of the two ventilation openings.

[0017] The utility model has the following beneficial effects:

[0018] 1. By providing a moisturizing mechanism, when the motor is started, the second connecting shaft rotates, the second connecting shaft drives the third pulley to rotate, the third pulley drives the fourth pulley to rotate through the second belt, and the fourth pulley drives the third connecting shaft and the elastic filter plate thereon to rotate. The elastic filter plate can filter the air entering the cooler, avoiding the mixing of sundries in the cold air and affecting the preservation quality of grains. At the same time, when the elastic filter plate rotates, it can be cleaned in the cleaning water tank. When the elastic filter plate rotates to the side with a narrower T-shaped groove on the cleaning water tank, the water on it can be squeezed out, facilitating continuous filtration. On the other side, the motor drives the first pulley to rotate, and at the same time, the first pulley drives the second pulley to rotate through the first belt, and the second pulley drives the first connecting shaft to rotate. The first connecting shaft drives the cam to rotate. At regular intervals, the cam will push the rectangular plate to slide upward. At the same time, the rectangular plate is provided with a slider, and the slider slides along the chute, ensuring the stability of the sliding of the rectangular plate. When the rectangular plate slides upward, the breathable sponge thereon will also slide upward. The cold air blown out by the air conditioner fan will become moist air through the breathable sponge, moisturizing the grains in the granary. By blowing moist air into the granary at regular intervals, the grains can be kept at an appropriate humidity, which is beneficial to improving the preservation quality of grains.

[0019] 2. By providing a cooling mechanism, when the air conditioner fan is started, the right-side air will sequentially enter the air conditioner fan through the third ventilation pipe, the second ventilation pipe, and the second conical pipe. At the same time, the fan filter plate can filter the air entering the air conditioner fan. The cold air exits from the left side of the air conditioner fan and will sequentially pass through the fan filter plate, the first conical pipe, and the first ventilation pipe and enter the granary. The cooling mechanism can blow out cold air to cool the grains, further improving the preservation quality of grains.

[0020] Of course, it is not necessary for any product implementing the utility model to achieve all the above-mentioned advantages simultaneously. Description of the Drawings

[0021] To more clearly illustrate the technical solutions of the embodiments of the present invention, the following will briefly introduce the drawings required for the description of the embodiments. Obviously, the drawings in the following description are only some embodiments of the present invention. For those of ordinary skill in the art, without creative efforts, other drawings can be obtained based on these drawings.

[0022] Figure 1 It is a schematic diagram of the overall structure of a grain cooler with a water retention effect according to the present invention;

[0023] Figure 2 It is a schematic diagram of the structure of the cooling mechanism of a grain cooler with a water retention effect according to the present invention;

[0024] Figure 3 It is a schematic diagram of the structure of the moisturizing mechanism of a grain cooler with a water retention effect according to the present invention;

[0025] Figure 4 It is a schematic diagram of the structure of the filtering mechanism of a grain cooler with a water retention effect according to the present invention;

[0026] Figure 5 For Figure 3 The enlarged structure diagram at position A in

[0027] In the drawings, the list of components represented by each reference numeral is as follows:

[0028] 1, box body; 2, moisturizing mechanism; 3, cooling mechanism; 4, moving mechanism; 11, box door; 12, handrail; 13, base; 21, support ear plate; 22, first connecting shaft; 23, cam; 24, rectangular plate; 25, chute; 26, slider; 27, breathable sponge; 28, water storage tank; 31, motor fixing plate; 32, motor; 33, first pulley; 34, first belt; 35, second pulley; 41, third pulley; 42, second belt; 43, fourth pulley; 44, third connecting shaft; 45, T-shaped groove; 46, elastic filter plate; 47, second connecting shaft; 48, cleaning water tank; 51, fan fixing plate; 52, air-conditioning fan; 53, fan filter plate; 61, first conical pipe; 62, first ventilation pipe; 63, second ventilation pipe; 64, third ventilation pipe; 65, second conical pipe; 71, C-shaped support frame; 72, wheel axle; 73, wheel; 81, filter plate; 82, ventilation opening. Detailed implementation manners

[0029] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0030] See also Figure 1-5 As shown, the utility model is a grain cooler with water-retaining effect, comprising a box body 1 and a base 13, wherein a moisturizing mechanism 2 is arranged on the box body 1, and the moisturizing mechanism 2 comprises a moisturizing component, a driving component and a filtering component;

[0031] The moisturizing component includes two supporting ear plates 21 fixedly connected to the inner bottom wall of the box body 1, and a first connecting shaft 22 passes through the two supporting ear plates 21. The outer walls of the first connecting shaft 22 are rotatably connected to the inner walls of the two supporting ear plates 21, and a cam 23 is fixedly connected to the left end of the first connecting shaft 22. The inner wall of the box body 1 is fixedly connected to a water storage tank 28, and the inner wall of the water storage tank 28 is provided with two slide grooves 25. The inner walls of the two slide grooves 25 are slidably connected to sliders 26. A rectangular plate 24 is fixedly connected to the side where the two sliders 26 are close to each other, and the bottom surface of the rectangular plate 24 is in contact with the outer wall of the cam 23. The top surface of the rectangular plate 24 is fixedly connected to a breathable sponge 27.

[0032] Among them Figure 3 As shown, the driving assembly includes a motor fixing plate 31 fixedly connected to the bottom wall of the box body 1, the top surface of the motor fixing plate 31 is fixedly connected to a motor 32, the output end of the motor 32 is fixedly connected to a first pulley 33, the right end of the first connecting shaft 22 is fixedly connected to a second pulley 35, and a first belt 34 is sleeved between the first pulley 33 and the second pulley 35.

[0033] Among them Figure 3 and Figure 4 As shown, the filter assembly includes a second connecting shaft 47 fixedly connected to the output end of the motor 32, the right end of the second connecting shaft 47 is fixedly connected to the third pulley 41, the inner bottom wall of the box body 1 is fixedly connected to the cleaning water tank 48, the cleaning water tank 48 is penetrated by the third connecting shaft 44, the outer wall of the third connecting shaft 44 is rotatably connected to the inner wall of the cleaning water tank 48, the outer wall of the third connecting shaft 44 is rotatably connected to the elastic filter plate 46, the top surface of the cleaning water tank 48 is provided with a T-slot 45, the outer wall of the elastic filter plate 46 is slidably connected to the inner wall of the T-slot 45, the left end of the third connecting shaft 44 is fixedly connected to the fourth pulley 43, and a second belt 42 is sleeved between the third pulley 41 and the fourth pulley 43.

[0034] By providing the moisturizing mechanism 2, the motor 32 is started, the second connecting shaft 47 rotates, the second connecting shaft 47 drives the third pulley 41 to rotate, the third pulley 41 drives the fourth pulley 43 to rotate through the second belt 42, the fourth pulley 43 drives the third connecting shaft 44 and the elastic filter plate 46 thereon to rotate, the elastic filter plate 46 can filter the air entering the cooler to prevent foreign matter from being mixed into the cold air and affecting the quality of grain preservation, and at the same time, the elastic filter plate 46 can be cleaned in the cleaning water tank 48 when it rotates, and when the elastic filter plate 46 rotates to the narrower side of the T-slot on the cleaning water tank 48, the water on it can be squeezed out to facilitate continued filtering, and the motor 32 on the other side drives the first pulley 33 to rotate, At the same time, the first pulley 33 drives the second pulley 35 to rotate through the first belt 34, and the second pulley 35 drives the first connecting shaft 22 to rotate, and the first connecting shaft 22 drives the cam 23 to rotate. After a period of time, the cam 23 will slide upward against the rectangular plate 24. At the same time, a slider 26 is provided on the rectangular plate 24, and the slider 26 slides along the slide groove 25 to ensure the sliding stability of the rectangular plate 24. When the rectangular plate 24 slides upward, the breathable sponge 27 thereon will also slide upward, and the cold air blown out by the air-conditioning fan 52 will become humid air through the breathable sponge 27, which moisturizes the grain in the barn. After a certain period of time, humid air is blown into the barn, which can keep the grain at a suitable humidity, which is beneficial to improving the preservation quality of the grain.

[0035] Among them Figure 2 As shown, a cooling mechanism 3 is provided on the base 13, and the cooling mechanism 3 includes a cooling component and a ventilation component;

[0036] The cooling assembly includes a fan fixing plate 51 fixedly connected to the top surface of the base 13, the top surface of the fan fixing plate 51 is fixedly connected to an air conditioning fan 52, and the input end and output end of the air conditioning fan 52 are fixedly connected to a fan filter plate 53.

[0037] Among them Figure 2 As shown, the ventilation assembly includes a first conical tube 61 connected to the left side of the air-conditioning fan 52, the left end of the first conical tube 61 is connected to the first ventilation tube 62, the right side of the fan filter plate 53 is connected to the second conical tube 65, the right end of the second conical tube 65 is connected to the second ventilation tube 63, the inner wall of the box body 1 is connected to the third ventilation tube 64, the right end of the second ventilation tube 63 is slidably connected to the left end of the elastic filter plate 46, and the left end of the third ventilation tube 64 is slidably connected to the right end of the elastic filter plate 46.

[0038] By providing a cooling mechanism 3, when the air conditioner blower 52 is started, the right-side air will sequentially enter the air conditioner blower 52 through the third ventilation pipe 64, the second ventilation pipe 63, and the second conical pipe 65. Meanwhile, the blower filter plate 53 can filter the air entering the air conditioner blower 52. The left side of the air conditioner blower 52 discharges air, and the cold air will sequentially enter the granary through the blower filter plate 53, the first conical pipe 61, and the first ventilation pipe 62. The cooling mechanism 3 can blow out cold air to cool the grains, further improving the preservation quality of the grains.

[0039] Among them, as Figure 1 shown, a moving mechanism 4 is provided on the box body 1;

[0040] The moving mechanism 4 includes four U-shaped support frames 71 fixedly connected to the bottom surface of the box body 1. The inner walls of the four U-shaped support frames 71 are fixedly connected with wheel axles 72. Four wheel axles 72 penetrate through wheels 73, and the inner walls of the four wheels 73 are rotatably connected to the outer walls of the four wheel axles 72.

[0041] By providing the moving mechanism 4, the bottom of the cooler is provided with a U-shaped support frame 71 on which a wheel axle 72 is installed. The wheels 73 on the wheel axle 72 can rotate on the wheel axle 72. When it is necessary to move the grain cooler, the grain cooler can be pushed. The setting of the moving mechanism 4 greatly improves the convenience of using the grain cooler and enriches the usage scenarios of the cooler.

[0042] Among them, as Figure 1 shown, a box door 11 is hinged to the inner wall of the box body 1, and an armrest 12 is fixedly connected to the right side of the box body 1.

[0043] By providing the box door 11 which is hinged to the inner wall of the box body 1, when it is necessary to replace the internal parts of the cooler, the box door can be opened. Meanwhile, an armrest 12 is provided on the right side of the box body 1. When it is necessary to move the cooler, the armrest 12 can be pushed, improving the convenience of the cooler.

[0044] Among them, as Figure 2 shown, two ventilation openings 82 are opened on the outer wall of the box body 1, and filter plates 81 are fixedly connected to the inner walls of the two ventilation openings 82.

[0045] By providing the ventilation openings 82 and the filter plates 81, some sundries can be initially blocked to prevent them from entering the interior of the cooler, preventing some sundries from damaging the cooler. At the same time, it can also improve the cleanliness of the air entering the granary and the preservation quality of the grains.

[0046] A specific application of this embodiment is as follows: By providing a moisturizing mechanism 2, when the motor 32 is started, the second connecting shaft 47 rotates. The second connecting shaft 47 drives the third pulley 41 to rotate. The third pulley 41 drives the fourth pulley 43 to rotate through the second belt 42. The fourth pulley 43 drives the third connecting shaft 44 and the elastic filter plate 46 thereon to rotate. The elastic filter plate 46 can filter the air entering the cooler, preventing sundries from being mixed into the cold air and affecting the preservation quality of the grains. At the same time, when the elastic filter plate 46 rotates, it can be cleaned in the cleaning water tank 48. When the elastic filter plate 46 rotates to the side with a narrower T-shaped groove in the cleaning water tank 48, the water on it can be squeezed out, facilitating continuous filtration. On the other side, the motor 32 drives the first pulley 33 to rotate. At the same time, the first pulley 33 drives the second pulley 35 to rotate through the first belt 34. The second pulley 35 drives the first connecting shaft 22 to rotate. The first connecting shaft 22 drives the cam 23 to rotate. After a certain period of time, the cam 23 will push the rectangular plate 24 to slide upward. At the same time, a slider 26 is provided on the rectangular plate 24, and the slider 26 slides along the chute 25, ensuring the stability of the sliding of the rectangular plate 24. When the rectangular plate 24 slides upward, the breathable sponge 27 thereon will also slide upward. The cold air blown out by the air conditioner fan 52 will become moist air through the breathable sponge 27, moisturizing the grains in the granary. By blowing moist air into the granary at regular intervals, the grains can be kept at an appropriate humidity, which is beneficial to improving the preservation quality of the grains;

[0047] By providing a cooling mechanism 3, when the air conditioner fan 52 is started, the right-side air will sequentially enter the air conditioner fan 52 through the third ventilation pipe 64, the second ventilation pipe 63, and the second conical pipe 65. At the same time, the fan filter plate 53 can filter the air entering the air conditioner fan 52. The air conditioner fan 52 blows air out from the left side, and the cold air will sequentially enter the granary through the fan filter plate 53, the first conical pipe 61, and the first ventilation pipe 62. The cooling mechanism 3 can blow out cold air to cool the grains, further improving the preservation quality of the grains;

[0048] By providing a moving mechanism 4, a U-shaped support frame 71 is provided at the bottom of the cooler, on which a wheel shaft 72 is installed. The wheels 73 on the wheel shaft 72 can rotate on the wheel shaft 72. When the grain cooler needs to be moved, the grain cooler can be pushed. The setting of the moving mechanism 4 greatly improves the convenience of using the grain cooler and enriches the usage scenarios of the cooler;

[0049] By providing a box door 11, the box door is hinged to the inner wall of the box body 1. When the internal parts of the cooler need to be replaced, the box door can be opened. At the same time, a handrail 12 is provided on the right side of the box body 1. When the cooler needs to be moved, the handrail 12 can be pushed, improving the convenience of the cooler;

[0050] By providing the vents 82 and the filter plates 81, some debris can be initially blocked to prevent it from entering the interior of the cooler and damaging the cooler. At the same time, the cleanliness of the air entering the barn can be improved, thereby improving the preservation quality of the grain.

[0051] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0052] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the utility model to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that technicians in the relevant technical field can well understand and use the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A grain cooler with water retention effect, comprising a box body (1) and a base (13), characterized in that: The box body (1) is provided with a moisturizing mechanism (2), and the moisturizing mechanism (2) comprises a moisturizing component, a driving component and a filtering component; The moisturizing component comprises two supporting ear plates (21) fixedly connected to the inner bottom wall of the box body (1), the two supporting ear plates (21) are penetrated by a first connecting shaft (22), the outer wall of the first connecting shaft (22) is rotatably connected to the inner wall of the two supporting ear plates (21), the left end of the first connecting shaft (22) is fixedly connected to a cam (23), the inner wall of the box body (1) is fixedly connected to a water storage tank (28), the inner wall of the water storage tank (28) is provided with two slide grooves (25), the inner walls of the two slide grooves (25) are slidably connected to sliders (26), the two sliders (26) are fixedly connected to a rectangular plate (24) on one side close to each other, the bottom surface of the rectangular plate (24) is in contact with the outer wall of the cam (23), and the top surface of the rectangular plate (24) is fixedly connected to a breathable sponge (27).

2. A grain cooler with water retention effect according to claim 1, characterized in that: The driving assembly comprises a motor fixing plate (31) fixedly connected to the inner bottom wall of the box body (1); a motor (32) is fixedly connected to the top surface of the motor fixing plate (31); a first belt pulley (33) is fixedly connected to the output end of the motor (32); a second belt pulley (35) is fixedly connected to the right end of the first connecting shaft (22); and a first belt (34) is sleeved between the first belt pulley (33) and the second belt pulley (35).

3. A grain cooler with water retention effect according to claim 2, characterized in that: The filter assembly comprises a second connecting shaft (47) fixedly connected to the output end of the motor (32), the right end of the second connecting shaft (47) is fixedly connected to a third pulley (41), the inner bottom wall of the box body (1) is fixedly connected to a cleaning water tank (48), a third connecting shaft (44) passes through the cleaning water tank (48), the outer wall of the third connecting shaft (44) is rotatably connected to the inner wall of the cleaning water tank (48), the outer wall of the third connecting shaft (44) is rotatably connected to an elastic filter plate (46), the top surface of the cleaning water tank (48) is provided with a T-shaped groove (45), the outer wall of the elastic filter plate (46) is slidably connected to the inner wall of the T-shaped groove (45), the left end of the third connecting shaft (44) is fixedly connected to a fourth pulley (43), and a second belt (42) is sleeved between the third pulley (41) and the fourth pulley (43).

4. A grain cooler with water retention effect according to claim 3, characterized in that: The base (13) is provided with a cooling mechanism (3), and the cooling mechanism (3) comprises a cooling component and a ventilation component; The cooling assembly comprises a fan fixing plate (51) fixedly connected to the top surface of the base (13), the top surface of the fan fixing plate (51) being fixedly connected to an air conditioning fan (52), and the input end and the output end of the air conditioning fan (52) being fixedly connected to a fan filter plate (53).

5. A grain cooler with water retention effect according to claim 4, characterized in that: The ventilation component includes a first conical pipe (61) connected and arranged on the left side of the air-conditioning fan (52). The left end of the first conical pipe (61) is connected and arranged with a first ventilation pipe (62). The right side of the fan filter plate (53) is connected and arranged with a second conical pipe (65). The right end of the second conical pipe (65) is connected and arranged with a second ventilation pipe (63). The inner wall of the box body (1) is connected and arranged with a third ventilation pipe (64). The right end of the second ventilation pipe (63) is slidably connected to the left end of the elastic filter plate (46). The left end of the third ventilation pipe (64) is slidably connected to the right end of the elastic filter plate (46).

6. A grain cooler with water retention effect according to claim 5, characterized in that: A moving mechanism (4) is arranged on the box body (1); The moving mechanism (4) includes four U-shaped support frames (71) fixedly connected to the bottom surface of the box body (1). The inner walls of the four U-shaped support frames (71) are fixedly connected with wheel axles (72). Four wheels (73) penetrate through the four wheel axles (72). The inner walls of the four wheels (73) are rotatably connected to the outer walls of the four wheel axles (72).

7. A grain cooler with water retention effect according to claim 6, characterized in that: A box door (11) is hinged to the inner wall of the box body (1), and a handrail (12) is fixedly connected to the right side of the box body (1).

8. A grain cooler with water retention effect according to claim 7, characterized in that: Two ventilation openings (82) are formed in the outer wall of the box body (1), and filter plates (81) are fixedly connected to the inner walls of the two ventilation openings (82).

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