CN220669855U - Fodder upwind cooling device - Google Patents

Abstract

The utility model discloses a feed upwind cooling device, which comprises a cooling box, wherein a star discharger is arranged in the middle of the upper end of the cooling box, one side of the upper end of the cooling box is fixedly connected with an exhaust pipe in a penetrating way, and an exhaust fan is arranged on the exhaust pipe; the middle part of the inner cavity of the cooling box is provided with three material arranging structures which are distributed at intervals left and right; a first motor is fixedly connected to one side of the rear end of the cooling box, the output end of the first motor is fixedly connected with a driving shaft, three driving bevel gears are fixedly sleeved on the driving shaft, and the three driving bevel gears are respectively in transmission connection with the three material placing structures; the top of three pendulum material structures is provided with the unloading structure, and medial surface lower part fixedly connected with guide structure of cooler bin, guide structure are provided with two and bilateral symmetry sets up into the V-arrangement. According to the utility model, through the three material placing structures, the feed can be received and laid in a flat manner, so that the feed is convenient to cool, the cooling speed is improved, and the cooling efficiency is improved.

Description

Fodder upwind cooling device

Technical Field

The utility model relates to the technical field of material cooling device processing, in particular to a feed upwind cooling device.

Background

The term "feed" refers to a general term for foods of animals raised by all humans, and the term "feed" is used in a relatively narrow sense to refer mainly to foods of animals raised in agriculture or in animal husbandry. The feed comprises more than ten varieties of feed raw materials such as soybean, soybean meal, corn, fish meal, amino acid, miscellaneous meal, whey powder, grease, meat and bone meal, grains, feed additives and the like. At present, when the feed is cooled in factories, the feed is cooled by adopting feed particle countercurrent cooling equipment.

At present material granule countercurrent cooling equipment is in the in-process to the fodder cooling, pour the fodder back into countercurrent cooling equipment in, because the material wholly piles up the inside at equipment, does not separate the fodder, gets into the in-process to the stacked fodder cooling when cold air from equipment bottom, can lead to the fodder cooling speed slow, inefficiency. Therefore, we propose a feed upwind cooling device.

Disclosure of Invention

The utility model mainly aims to provide a feed upwind cooling device which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the feed upwind cooling device comprises a cooling box, wherein the lower end of the cooling box is in open arrangement, a star discharger is arranged in the middle of the upper end of the cooling box, and a discharge hole of the star discharger is communicated with an inner cavity of the cooling box; an exhaust pipe is fixedly connected to one side of the upper end of the cooling box in a penetrating way, an inlet of the exhaust pipe is communicated with an inner cavity of the cooling box, a filter screen is arranged at the inlet of the exhaust pipe, and an exhaust fan is arranged on the exhaust pipe; the middle part of the inner cavity of the cooling box is provided with three material arranging structures which are distributed at intervals left and right; the three material placing structures are respectively and alternately connected with the front and rear inner wall surfaces of the cooling box; a first motor is fixedly connected to one side of the rear end of the cooling box, the output end of the first motor is fixedly connected with a driving shaft, three driving bevel gears are fixedly sleeved on the driving shaft, and the three driving bevel gears are respectively in transmission connection with the three material placing structures; a blanking structure is arranged above the three material placing structures, the blanking structure is connected with the left and right inner wall surfaces of the cooling box in a penetrating way, a corrugated pipe is arranged at a material inlet of the blanking structure, the other end of the corrugated pipe is connected with the upper inner wall surface of the cooling box, and the material inlet of the corrugated pipe is communicated with a material outlet of the star discharger; the right end of the cooling box is fixedly connected with a motor II, and the motor II is in transmission connection with the blanking structure; the lower part of the inner side surface of the cooling box is fixedly connected with two guide structures which are symmetrically arranged in a V shape, a discharging hopper is arranged between the two guide structures, and the discharging hopper is communicated with the cooling box; the lower hopper is detachably inserted with a plugboard.

Preferably, the material arranging structure comprises a first material arranging plate, the right end of the first material arranging plate is fixedly connected with a connecting shaft in a penetrating mode, and a second material arranging plate is movably sleeved on the connecting shaft; the lower end of the first swing material plate and the lower end of the second swing material plate are respectively fixedly connected with an arc rod and an arc sleeve, the arc sleeve is movably sleeved on the arc rod, a spring is sleeved on the arc rod, and the spring is abutted between the first swing material plate and the arc sleeve; the connecting shaft is inserted and moved in the front and rear inner wall surfaces of the cooling box, the rear end of the connecting shaft is fixedly connected with a transmission bevel gear, and the transmission bevel gear is meshed with the drive bevel gear.

Preferably, the upper end of the first swing material plate is arranged in a sawtooth manner, vent holes which are vertically communicated are formed in the first swing material plate and the second swing material plate, and the first swing material plate and the second swing material plate are in butt joint with the front inner wall and the rear inner wall of the cooling box; the lower part of the first swing plate is provided with a supporting rod which is arranged on the front and rear inner wall surfaces of the cooling box in a penetrating way.

Preferably, the material guiding structure comprises a bottom plate and a guide plate which are fixed at the lower part of the inner side surface of the cooling box, and the guide plate is arranged above the bottom plate in parallel; the bottom plate and the guide plate are hollow; the lower extreme fixedly connected with cylinder of bottom plate, the output activity of cylinder runs through the bottom plate and extends to the top of bottom plate, the output fixedly connected with push pedal of cylinder, the push pedal upper end fixedly provided with on the baffle fretwork matched with insert the post.

Preferably, the bottom plate and the guide plate are both in butt joint with the outer end surface of the blanking hopper, and the upper surface of the guide plate is connected with the upper end surface of the blanking hopper; the included angle formed by the upper surface of the guide plate and the upper end surface of the discharging hopper is an obtuse angle.

Preferably, the blanking structure comprises a discharging hopper, guide frames are fixedly connected to the front side and the rear side of the discharging hopper, supporting rods are fixedly connected to the left side and the right side of the two guide frames in a penetrating and moving mode, the two supporting rods are fixedly connected to the left inner wall and the right inner wall of the cooling box in a penetrating and moving mode, an inner threaded pipe is fixedly connected to the left side and the right side of the discharging hopper in a penetrating and moving mode, a screw is connected to the inner threaded pipe in the inner threaded mode, the screw is in penetrating and moving mode with the left inner wall and the right inner wall of the cooling box in a penetrating and moving mode, and the screw is in transmission connection with the output end of the second motor.

Compared with the prior art, the utility model has the following beneficial effects:

when the feed is cooled, the three first material placing plates can be driven by the first motor, the driving shaft and the driving bevel gear to rotate leftwards to be close to a horizontal position or rightwards to be close to a vertical position or in an inclined state, so that the feed is conveniently carried out or falls from the first material placing plates and the second material placing plates, the three material placing structures, the second motor and the discharging structure are matched, the discharging hopper can be driven by the second motor to move left and right above the three material placing structures, and the feed is paved on the three first material placing plates and the three second material placing plates to form a tiling effect, so that the feed can be cooled conveniently; the upper end sawtooth with a pendulum flitch sets up, can increase the area of a pendulum flitch upper end, simultaneously, utilizes the inclined plane that the sawtooth formed can more make things convenient for the fodder to spread, separate at a pendulum flitch, more makes things convenient for the cooling of fodder, improves cooling rate, improves cooling efficiency.

Drawings

FIG. 1 is a schematic diagram of the overall structure of a feed upwind cooling device according to the present utility model;

FIG. 2 is a schematic diagram showing the overall structure of a feed upwind cooling device according to the present utility model;

FIG. 3 is a schematic view showing the internal structure of a feed upwind cooling device according to the present utility model;

FIG. 4 is a schematic diagram of a material arranging structure of the feed upwind cooling device;

FIG. 5 is a schematic diagram of a material guiding structure of a feed upwind cooling device according to the present utility model;

fig. 6 is a schematic structural diagram of a blanking structure of the feed upwind cooling device.

In the figure: 1. a cooling box; 2. a star discharger; 3. an exhaust fan; 4. an exhaust pipe; 5. a motor I; 6. a drive shaft; 61. a shaft seat; 7. driving a bevel gear; 8. a material arranging structure; 9. a material guiding structure; 10. a blanking structure; 11. a motor II; 12. a supporting rod; 13. discharging a hopper; 14. inserting plate; 15. a bellows; 81. a first material placing plate; 82. a second material placing plate; 83. a connecting shaft; 84. a drive bevel gear; 85. an arc rod; 86. an arc sleeve; 87. a spring; 91. a bottom plate; 92. a cylinder; 93. a push plate; 94. inserting a column; 95. a guide plate; 101. a discharge hopper; 102. a guide frame; 103. an internally threaded tube; 104. a screw; 105. a brace rod.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

As shown in fig. 1-6, a feed upwind cooling device comprises a cooling box 1, and is characterized in that: the lower end of the cooling box 1 is opened, a star discharger 2 is arranged in the middle of the upper end of the cooling box 1, and a discharge hole of the star discharger 2 is communicated with the inner cavity of the cooling box 1; an exhaust pipe 4 is fixedly connected to one side of the upper end of the cooling box 1 in a penetrating way, an inlet of the exhaust pipe 4 is communicated with an inner cavity of the cooling box 1, a filter screen is arranged at an inlet of the exhaust pipe 4, and an exhaust fan 3 is arranged on the exhaust pipe 4; the middle part of the inner cavity of the cooling box 1 is provided with a material arranging structure 8, and the material arranging structures 8 are three and distributed at left and right intervals; the three material placing structures 8 are respectively and alternately connected with the front and rear inner wall surfaces of the cooling box 1; the rear end side of the cooling box 1 is fixedly connected with a motor No. 5, the output end of the motor No. 5 is fixedly connected with a driving shaft 6, a shaft seat 61 is arranged on the driving shaft 6 through a bearing movable sleeve, and the shaft seat 61 is fixed at the rear end of the cooling box 1 so as to support the driving shaft 6. The driving shaft 6 is fixedly sleeved with three driving bevel gears 7, the three driving bevel gears 7 are respectively connected with three material arranging structures 8 in a transmission manner, and the motor 5 is started to drive the driving shaft 6 to swing, so that the three driving bevel gears 7 and the three material arranging structures 8 can swing, and the material arranging structures 8 can be in a horizontal state to receive feed or in a vertical state to enable the feed to fall from the material arranging structures 8.

The top of three pendulum material structure 8 is provided with unloading structure 10, and unloading structure 10 alternates with the left and right sides internal face of cooling tank 1 and is connected, and bellows 15 is installed to the pan feeding mouth of unloading structure 10, and the bellows 15 other end links to each other with the last internal face of cooling tank 1, and the pan feeding mouth of bellows 15 communicates with the discharge gate of star tripper 2 for the fodder that sends into through star tripper 2 can enter into unloading structure 10 through bellows 15, then falls on three pendulum material structure 8 through unloading structure 10.

The right-hand member fixedly connected with No. two motors 11 of cooling tank 1, no. two motors 11 are connected with unloading structure 10 transmission, and No. two motors 11 rotate, promote unloading structure 10's discharge gate to control the removal, and control the removal through unloading structure 10, can lay the fodder on three pendulum material structure 8, realize the spreading effect.

The lower part of the inner side surface of the cooling box 1 is fixedly connected with a guide structure 9, the guide structure 9 is provided with two guide structures, the guide structures are symmetrically arranged in a V shape, and feed after being cooled conveniently falls into a blanking hopper 13 through the two guide structures 9. A discharging hopper 13 is arranged between the two material guiding structures 9, and the discharging hopper 13 is communicated with the cooling box 1; the blanking hopper 13 is detachably inserted with a plugboard 14, and the plugboard 14 controls the opening or closing of the blanking hopper 13.

As a further explanation of the above technical solution, the material arranging structure 8 includes a first material arranging plate 81, a connecting shaft 83 is fixedly connected to the right end of the first material arranging plate 81 in a penetrating manner, and a second material arranging plate 82 is movably sleeved on the connecting shaft 83; the lower end of the first swing plate 81 and the lower end of the second swing plate 82 are respectively fixedly connected with an arc rod 85 and an arc sleeve 86, the arc sleeve 86 is movably sleeved on the arc rod 85, and a spring 87 is sleeved on the arc rod 85. The spring 87 is abutted between the first swing plate 81 and the arc sleeve 86, and is fixed with the first swing plate 81 and the arc sleeve 86, and the second swing plate 82 can be supported through the spring 87. The connecting shaft 83 is inserted and moved on the front and rear inner wall surfaces of the cooling box 1, the rear end of the connecting shaft 83 is fixedly connected with the transmission bevel gear 84, the transmission bevel gear 84 is meshed with the driving bevel gear 7, when the transmission bevel gear 84 is driven by the driving bevel gear 7 to rotate, the connecting shaft 83 rotates, so that the first swing material plate 81 can rotate leftwards to a near horizontal position or rightwards to a near vertical position, the first swing material plate 81 can be in an inclined state, and the second swing material plate 82 can move along with the first swing material plate 81 through the arrangement of the springs 87.

The upper end of the first swing material plate 81 is provided with saw teeth, the area of the upper end of the first swing material plate 81 can be increased, and meanwhile, the inclined plane formed by the saw teeth can be utilized to facilitate the spreading of the feed on the first swing material plate 81, so that the feed can be cooled down more conveniently. The first material placing plate 81 and the second material placing plate 82 are respectively provided with vent holes which are vertically communicated, so that air can conveniently pass through feed from bottom to top to take away heat in the feed, and the effect of cooling is achieved. The first material placing plate 81 and the second material placing plate 82 are respectively abutted against the front inner wall and the rear inner wall of the cooling box 1; the supporting rods 12 are arranged below the first swing plate 81, and the supporting rods 12 are arranged on the front and rear inner wall surfaces of the cooling box 1 in a penetrating manner.

As a further explanation of the above technical solution, the material guiding structure 9 includes a bottom plate 91 fixed at the lower part of the inner side surface of the cooling tank 1 and a guiding plate 95, and the guiding plate 95 is arranged above the bottom plate 91 in parallel; the bottom plate 91 and the guide plate 95 are hollow; the lower extreme fixedly connected with cylinder 92 of bottom plate 91, the output activity of cylinder 92 runs through bottom plate 91 and extends to the top of bottom plate 91, the output fixedly connected with push pedal 93 of cylinder 92, push pedal 93 upper end fixedly provided with baffle 95 on fretwork matched with inserted link 94, promote push pedal 93 through cylinder 92 and reciprocate, when push pedal 93 moves down, can make inserted link 94 move down and break away from baffle 95, make the air of baffle 95 below can enter into baffle 95 top through the fretwork on the baffle 95, and when push pedal 93 moves up, can make inserted link 94 insert in the fretwork on baffle 95, seal the fretwork on the baffle 95, at this moment, baffle 95 and inserted link 94 cooperation can play the effect of leading into the feed hopper 13 down.

The bottom plate 91 and the guide plate 95 are in contact with the outer end surface of the discharging hopper 13, and the upper surface of the guide plate 95 is connected with the upper end surface of the discharging hopper 13; the upper surface of the guide plate 95 forms an obtuse angle with the upper end surface of the discharging hopper 13, so that the fodder can be conveniently guided into the discharging hopper 13.

As a further explanation of the above technical solution, the blanking structure 10 includes a discharge hopper 101, guide frames 102 are fixedly connected to the front and rear sides of the discharge hopper 101, supporting rods 105 are fixedly connected to the two guide frames 102 in a penetrating manner, the two supporting rods 105 are fixedly connected to the left and right inner walls of the cooling box 1 in a penetrating manner, an internal threaded pipe 103 is fixedly connected to the discharge hopper 101 in a penetrating manner, a screw 104 is connected to the internal threaded pipe 103 in a threaded manner, the screw 104 is movably connected to the left and right inner walls of the cooling box 1 in a penetrating manner, the screw 104 is in transmission connection with the output end of the second motor 11, the second motor 11 drives the screw 104 to rotate, and the discharge hopper 101 is moved left and right through the internal threaded pipe 103, so as to achieve the effect of blanking.

In the feed upwind cooling device, when the feed is cooled, the driving shaft 6 is driven to rotate by the first motor 5, so that the three driving bevel gears 7 rotate, the three driving bevel gears 84 are driven to rotate, the three connecting shafts 83 are driven to rotate, the three first swinging plates 81 are driven to rotate, the first swinging plates 81 are driven to rotate leftwards to a horizontal position, the first swinging plates 81 are abutted with the upper surface of the supporting rod 12, the first swinging plates 81 on the right side are abutted with the upper surface of the second swinging plates 82 on the left side, and then the first motor 5 is stopped. Then, feed is added into the discharge hopper 101 through the star discharger 2 and the corrugated pipe 15, the motor No. two 11 is started simultaneously, the motor No. two 11 drives the screw 104 to rotate, the discharge hopper 101 is pushed to move left and right through the internal thread pipe 103, the feed is discharged on the three first material placing plates 81 and the three second material placing plates 82, a tiling effect is formed, and after the material spreading is completed, the star discharger 2 and the motor No. two 11 are closed. Then, start air exhauster 3 and cylinder 92, air exhauster 3 is with cooling tank 1 in the air take out to cooling tank 1 outside through exhaust pipe 4, cylinder 92 pulls push pedal 93 and moves down, make insert post 94 move down and break away from baffle 95, thereby make outside air can enter into cooling tank 1 through the fretwork on bottom plate 91 and the baffle 95 from cooling tank 1's below, then, enter into the cavity of the top of No. one pendulum flitch 81 and No. two pendulum flitch 82 through the ventilation hole on No. one pendulum flitch 81 and No. two pendulum flitch 82, and with the fodder contact, then take out under the effect of air exhauster 3 again, thereby take away the heat in the fodder, play cooling effect.

After the cooling of the feed is completed, the exhaust fan 3 is turned off, the cylinder 92 is started again, the inserting column 94 is inserted back into the hollow of the guide plate 95, then the motor 5 is started again, the driving shaft 6 is driven to rotate reversely by the motor 5, the connecting shaft 83 is driven to rotate reversely, the first swing material plate 81 swings rightwards, the first swing material plate 81 is rotated rightwards to be close to the vertical position, the feed on the first swing material plate 81 falls on the second swing material plate 82, the second swing material plate 82 swings downwards under the action of self gravity, feed gravity and the spring 87, the feed falls into the blanking hopper 13, the inserting plate 14 is pulled out, and the feed in the blanking hopper 13 is taken out.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (6)

1. Feed upwind cooling device, including cooler bin (1), its characterized in that: the lower end of the cooling box (1) is in an open arrangement, a star discharger (2) is arranged in the middle of the upper end of the cooling box (1), and a discharge hole of the star discharger (2) is communicated with an inner cavity of the cooling box (1); an exhaust pipe (4) is fixedly connected to one side of the upper end of the cooling box (1) in a penetrating mode, an inlet of the exhaust pipe (4) is communicated with an inner cavity of the cooling box (1), a filter screen is arranged at an inlet of the exhaust pipe (4), and an exhaust fan (3) is arranged on the exhaust pipe (4); the middle part of the inner cavity of the cooling box (1) is provided with a material arranging structure (8), and the material arranging structures (8) are arranged in three and are distributed at left and right intervals; the three material placing structures (8) are respectively and alternately connected with the front inner wall surface and the rear inner wall surface of the cooling box (1); a first motor (5) is fixedly connected to one side of the rear end of the cooling box (1), a driving shaft (6) is fixedly connected to the output end of the first motor (5), three driving bevel gears (7) are fixedly sleeved on the driving shaft (6), and the three driving bevel gears (7) are respectively in transmission connection with three material placing structures (8); a blanking structure (10) is arranged above the three material placing structures (8), the blanking structure (10) is connected with the left and right inner wall surfaces of the cooling box (1) in a penetrating way, a corrugated pipe (15) is arranged at a material inlet of the blanking structure (10), the other end of the corrugated pipe (15) is connected with the upper inner wall surface of the cooling box (1), and the material inlet of the corrugated pipe (15) is communicated with a material outlet of the star discharger (2); the right end of the cooling box (1) is fixedly connected with a second motor (11), and the second motor (11) is in transmission connection with the blanking structure (10); the lower part of the inner side surface of the cooling box (1) is fixedly connected with guide structures (9), the two guide structures (9) are symmetrically arranged in a V shape, a discharging hopper (13) is arranged between the two guide structures (9), and the discharging hopper (13) is communicated with the cooling box (1); an inserting plate (14) is detachably inserted into the discharging hopper (13).

2. A feed upwind cooling device according to claim 1, wherein: the material arranging structure (8) comprises a first material arranging plate (81), a connecting shaft (83) is fixedly connected to the right end of the first material arranging plate (81) in a penetrating mode, and a second material arranging plate (82) is movably sleeved on the connecting shaft (83); the lower end of the first swing material plate (81) and the lower end of the second swing material plate (82) are respectively fixedly connected with an arc rod (85) and an arc sleeve (86), the arc sleeve (86) is movably sleeved on the arc rod (85), a spring (87) is sleeved on the arc rod (85), and the spring (87) is abutted between the first swing material plate (81) and the arc sleeve (86); the connecting shaft (83) is inserted and moved in the front and rear inner wall surfaces of the cooling box (1), the rear end of the connecting shaft (83) is fixedly connected with the transmission bevel gear (84), and the transmission bevel gear (84) is meshed with the driving bevel gear (7).

3. A feed upwind cooling device according to claim 2, wherein: the upper ends of the first swing material plates (81) are arranged in a sawtooth manner, vent holes which are vertically communicated are formed in the first swing material plates (81) and the second swing material plates (82), and the first swing material plates (81) and the second swing material plates (82) are in butt joint with the front inner wall and the rear inner wall of the cooling box (1); the lower part of the first material placing plate (81) is provided with a supporting rod (12), and the supporting rod (12) is arranged on the front inner wall surface and the rear inner wall surface of the cooling box (1) in a penetrating mode.

4. A feed upwind cooling device according to claim 3, wherein: the material guiding structure (9) comprises a bottom plate (91) and a guide plate (95) which are fixed at the lower part of the inner side surface of the cooling box (1), and the guide plate (95) is arranged above the bottom plate (91) in parallel; the bottom plate (91) and the guide plate (95) are hollow; the lower extreme fixedly connected with cylinder (92) of bottom plate (91), the output activity of cylinder (92) runs through bottom plate (91) and extends to the top of bottom plate (91), the output fixedly connected with push pedal (93) of cylinder (92), push pedal (93) upper end fixedly provided with baffle (95) on fretwork matched with inserted pin (94).

5. A feed upwind cooling device according to claim 4, wherein: the bottom plate (91) and the guide plate (95) are in butt joint with the outer end face of the blanking hopper (13), and the upper surface of the guide plate (95) is in butt joint with the upper end face of the blanking hopper (13); an included angle formed by the upper surface of the guide plate (95) and the upper end surface of the discharging hopper (13) is an obtuse angle.

6. A feed upwind cooling device according to claim 5, wherein: the blanking structure (10) comprises a discharging hopper (101), guide frames (102) are fixedly connected to the front side and the rear side of the discharging hopper (101), supporting rods (105) are movably connected to the left side and the right side of the guide frames (102) in a penetrating mode, the supporting rods (105) are fixedly connected to the left inner wall and the right inner wall of the cooling box (1) in a penetrating mode, an inner threaded pipe (103) is fixedly connected to the left side and the right side of the discharging hopper (101) in a penetrating mode, a screw (104) is connected to the inner threads of the inner threaded pipe (103) in a penetrating mode, the screw (104) is movably connected to the left inner wall and the right inner wall of the cooling box (1) in a penetrating mode, and the screw (104) is connected to the output end of a second motor (11) in a penetrating mode.