CN220288102U - Puffing feed combined drying equipment - Google Patents

Abstract

The utility model discloses a puffed feed combined drying device which comprises a shell, wherein a feed conveying mechanism and a partition plate are arranged in the shell, the partition plate is used for dividing an inner cavity of the shell into a low-temperature hot air cabin, a high-temperature hot air cabin and a microwave drying cabin, and the feed conveying mechanism is used for sequentially conveying a feed pile into the low-temperature hot air cabin, the high-temperature hot air cabin and the microwave drying cabin. The puffing feed combined drying equipment performs primary drying on the feed at a relatively mild temperature and a relatively high speed in the low-temperature hot air cabin, takes away a large amount of moisture on the surface of the feed pile, performs deep drying on the feed pile at a relatively strong temperature and a relatively high speed in the high-temperature hot air cabin, takes away all the moisture on the surface of the feed pile and most of the moisture on the central layer, and performs deep drying on the central layer of the feed pile by adopting emitted electromagnetic waves in the microwave drying cabin, so that the feed pile is fully dried from inside to outside.

Description

Puffing feed combined drying equipment

Technical Field

The utility model relates to the technical field of drying equipment, in particular to expanded feed combined drying equipment.

Background

The puffed feed often contains certain moisture after production, so that the conventional production process adopts a natural drying mode to dry the feed, and mechanical equipment is not needed, but the burden of manpower and material resources is great, the natural drying is limited by environmental factors, the drying quality of the puffed feed is difficult to reach the unified standard, and the long-term storage of the feed is not facilitated.

According to statistics, the average grain loss caused by mildew and deterioration in different areas of China is between 10 and 14 percent, and the grain waste caused by the process is far higher than the average world level, which is directly related to the grain drying quality. The puffed feed is dried, so that the feed is stored in the optimal water content state, the deterioration loss of the feed can be effectively reduced, and meanwhile, the cost improvement caused by multiple transportation is reduced; therefore, it is particularly urgent to manufacture an advanced automatic dryer to realize mass drying of the puffed feed.

At present, in the domestic feed drying equipment industry, there are fluidized bed type drying machines, drum type drying machines, belt type drying machines, microwave drying machines, vacuum freeze-drying machines, far infrared drying machines and other drying equipment, the principle and the structure of the drying machines are quite different, the drying modes of the drying machines are single, the traditional hot air drying cost is low, the operation is easy, the drying sequence of the feed pile is from outside to inside, the inside of the feed pile is insufficiently dried, the microwave drying sequence is from inside to outside, the drying of the feed pile is also insufficiently uniform, and the microwave drying efficiency is lower.

Disclosure of Invention

The utility model aims to improve and innovate the defects and problems existing in the background technology, and provides a combined drying device for puffed feed, which specifically comprises the following components:

the feed conveying mechanism is used for conveying the feed stacks into the low-temperature hot air cabin, the high-temperature hot air cabin and the microwave drying cabin in sequence;

the low-temperature hot air cabin performs primary drying on the feed pile by blowing hot air;

the high-temperature hot air cabin deeply dries the feed pile by blowing hot air;

the microwave drying cabin dries the feed pile by emitting electromagnetic waves.

The further scheme is that the feed conveying mechanism comprises a conveying belt arranged in the shell, two ends of the conveying belt are respectively connected with a driving wheel and a driven wheel in a transmission manner, two ends of a wheel shaft of the driving wheel and two ends of a wheel shaft of the driven wheel are both rotationally connected with the inner wall of the shell, and the driving wheel is driven to rotate by a driving mechanism.

The further scheme is that the driving mechanism comprises a motor arranged in the shell, the output end of the motor penetrates through the outer wall of the shell and then is fixedly connected with a first belt pulley, the first belt pulley is connected with a second belt pulley through belt transmission, and the second belt pulley is arranged on a wheel shaft of the driving wheel.

The further scheme is that a first heater is arranged on the shell, an air outlet of the first heater is communicated with the low-temperature hot air cabin through a pipeline, an air inlet of the first heater is connected with a fan through a pipeline, and a first moisture discharging port is formed in the shell at the bottom of the low-temperature hot air cabin.

Further scheme is, still be provided with funnel type waste gas collection cabin in the casing, waste gas collection cabin is located under the high temperature hot blast cabin, the air outlet in waste gas collection cabin is through pipeline fixedly connected with heat pump, the air outlet of heat pump has the second heater through the pipe connection, the second heater is installed on the casing, the air outlet of second heater pass through the pipeline with the high temperature hot blast cabin is linked together.

The further scheme is that a microwave emitter is arranged on the top wall of the shell, the emitting end of the microwave emitter stretches into the microwave drying cabin, electromagnetic waves emitted by the microwave emitter directly act on a feed pile in the microwave drying cabin, and a second moisture discharging port is formed in the shell at the bottom of the microwave drying cabin.

The further scheme is that one side of the shell, which is close to the low-temperature hot air cabin, is provided with a feeding channel, a splitter plate is arranged at the outlet of the feeding channel, the upper end of the splitter plate is rotationally connected to the shell, a plug rod is propped against the middle part of the lower surface of the splitter plate, a plurality of jacks corresponding to the plug rod are formed in the shell, a triangular plate is arranged on the side wall of the shell, and the bottom end of the splitter plate is opposite to the triangular plate.

The further scheme is that one side of the shell, which is close to the microwave drying cabin, is provided with a discharging channel, and the top height position of the discharging channel is slightly lower than the upper surface of the conveying belt.

Compared with the prior art, the utility model has the beneficial effects that: (1) The puffing feed combined drying equipment firstly performs primary drying on the feed at a relatively mild temperature and a relatively strong speed in the low-temperature hot air cabin, takes away a large amount of moisture on the surface of the feed pile, and then performs deep drying on the feed pile at a relatively strong temperature and a relatively strong speed in the high-temperature hot air cabin, takes away all the moisture on the surface of the feed pile and most of the moisture on a central layer, and has good economic benefit as a traditional drying mode; finally, deep drying is carried out on the center layer of the feed pile by adopting emitted electromagnetic waves in the microwave drying cabin, so that the feed pile is fully dried from inside to outside;

(2) The puffing feed combined drying equipment adopts microwave drying as auxiliary drying, a microwave emitter arranged above a microwave drying cabin emits electromagnetic waves into the microwave drying cabin, the electromagnetic waves act on water molecules, and the feeding pile is dried from inside to outside, so that the effect of completely drying the feeding pile can be achieved; in addition, the top end height position of the discharging channel is slightly lower than the upper surface of the conveying belt, so that leakage of most electromagnetic waves can be reduced, meanwhile, recycling of the electromagnetic waves is formed, and good energy-saving effect is achieved while the drying effect is greatly enhanced;

(3) The conveyor belt of the utility model divides the inner part of the whole shell into an upper part and a lower part, the upper part is a drying area, and the lower part is a moisture discharging area and a waste gas collecting area, which is beneficial to reducing the occupied area and is convenient for installation and use;

(4) The puffing feed combined drying equipment adopts a waste circulation purification mechanism, hot air is collected into the waste gas collection cabin after acting on feed through the conveyor belt, a heat pump arranged below the waste gas collection cabin sucks waste gas out and removes water and purifies the waste gas, after purification, fresh air is sent to the upper part of the equipment through a pipeline at the back of the shell through pressure difference, the fresh air is heated in the heater, and the waste gas is participated in the drying process of the high-temperature hot air cabin again, so that the recycling of heat energy and wind energy is realized, and the energy saving and emission reduction effects are remarkable;

(5) The utility model has the advantages of mobility, large yield, uniform feed heating, high nutrient preservation, low cost and the like, can be applied to drying and dehydration of similar small-particle high-humidity feeds besides being suitable for drying fish feeds, is easy to popularize, and has good economic benefit and wide market.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the front structure of a combined expanded feed drying device provided by the utility model;

FIG. 2 is a schematic view of the back structure of a combined expanded feed drying device according to the present utility model;

FIG. 3 is a schematic view of a partial enlarged structure of the portion A in FIG. 1 according to the present utility model;

fig. 4 is a schematic diagram of the internal structure of a combined drying device for puffed feed.

Reference numerals: the device comprises a shell 1, a partition plate 2, a low-temperature hot air cabin 3, a high-temperature hot air cabin 4, a microwave drying cabin 5, a conveyor belt 6, a driving wheel 7, a driven wheel 8, a motor 9, a first belt pulley 10, a belt 11, a second belt pulley 12, a first heater 13, a fan 14, an exhaust gas collecting cabin 15, a heat pump 16, a second heater 17, a microwave emitter 18, a feeding channel 19, a splitter plate 20, an inserting rod 21, a triangular plate 22 and a discharging channel 23.

Detailed Description

In order that the objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.

It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 4, the present utility model provides a combined drying apparatus for expanded feed, which specifically includes:

the device comprises a shell 1, wherein a feed conveying mechanism and a partition plate 2 are arranged in the shell 1, the partition plate 2 is used for dividing the inner cavity of the shell 1 into a low-temperature hot air cabin 3, a high-temperature hot air cabin 4 and a microwave drying cabin 5, and the feed conveying mechanism is used for conveying a feed pile into the low-temperature hot air cabin 3, the high-temperature hot air cabin 4 and the microwave drying cabin 5 in sequence;

the low-temperature hot air cabin 3 carries out primary drying on the feed pile by blowing hot air;

the high-temperature hot air cabin 4 deeply dries the feed pile by blowing hot air;

the microwave drying chamber 5 dries the feed pile by emitting electromagnetic waves.

The fodder conveying mechanism is including setting up the conveyer belt 6 in casing 1, the conveyer belt 6 both ends transmission are connected with action wheel 7 and follow driving wheel 8 respectively, action wheel 7 and follow the shaft both ends of driving wheel 8 all rotate with casing 1 inner wall and be connected, install second belt pulley 12 after the one end of the shaft of action wheel 7 runs through casing 1 lateral wall and extends to the outside of casing 1, second belt pulley 12 is connected with first belt pulley 10 through belt 11 transmission, first belt pulley 10 and the output fixed connection of motor 9, and the inside at casing 1 is installed to motor 9, the outside that extends to casing 1 after the output of motor 9 runs through casing 1 lateral wall.

Optionally, a feeding channel 19 is arranged on one side of the shell 1, close to the low-temperature hot air cabin 3, a splitter plate 20 is arranged at the outlet of the feeding channel 19, the upper end of the splitter plate 20 is rotatably connected to the shell 1, a plug rod 21 is propped against the middle part of the lower surface of the splitter plate 20, a plurality of jacks corresponding to the plug rod 21 are formed in the shell 1, a triangular plate 22 is arranged on the side wall of the shell 1, and the bottom end of the splitter plate 20 is opposite to the triangular plate 22. It will be appreciated that by inserting the insert rod 21 into the insertion holes at different positions on the housing 1, the insert rod 21 is abutted against the lower surface of the diverter plate 20 at different positions, so that the distance between the bottom end of the diverter plate 20 and the upper surface of the triangular plate 22 is adjusted, and thus, the feed with different particles is adapted, and when wet feed containing a large amount of moisture is poured into the housing 1 from the feed channel 19, the wet feed falls onto the conveyor belt 6 with a uniform thickness under the blocking and drainage effects of the diverter plate 20.

Further, a discharge channel 23 is provided on the side of the housing 1 close to the microwave drying chamber 5, wherein the sufficiently dried feed falls from the conveyor belt 6 into the discharge channel 23, and the discharge channel 23 is used for discharging the sufficiently dried feed pile out of the housing 1.

In order to realize preliminary drying of the feed pile in the low-temperature hot air cabin 3, a first heater 13 is arranged on the top wall of the shell 1, an air outlet of the first heater 13 is communicated with the low-temperature hot air cabin 3 through a pipeline, an air inlet of the first heater 13 is connected with a fan 14 through a pipeline, and a first moisture discharging port is formed in the shell 1 positioned at the bottom of the low-temperature hot air cabin 3. The first heater 13 is used for heating the inlet air entering the low-temperature hot air cabin 3 so as to realize preliminary drying of the feed pile passing through the low-temperature hot air cabin 3, and the hot air takes away the moisture on the surface of the feed pile and then is discharged out of the shell 1 through the first moisture discharging port.

In order to realize deep drying of the feed pile in the high-temperature hot blast chamber 4, a funnel-shaped waste gas collecting chamber 15 is further arranged in the shell 1, the waste gas collecting chamber 15 is positioned right below the high-temperature hot blast chamber 4, an air outlet of the waste gas collecting chamber 15 is fixedly connected with a heat pump 16 through a pipeline, an air outlet of the heat pump 16 is connected with a second heater 17 through a pipeline, the second heater 17 is arranged on the shell 1, and an air outlet of the second heater 17 is communicated with the high-temperature hot blast chamber 4 through a pipeline. The heat pump 16 is used for removing moisture in the exhaust gas, and the second heater 13 is used for heating the inlet air entering the high-temperature hot air cabin 4 so as to fully dry the feed pile passing through the high-temperature hot air cabin 4, and the hot air is discharged out of the shell 1 through the exhaust gas collecting cabin 15 after taking away moisture on the surface of the feed pile.

In order to realize deep drying of the feed pile in the microwave drying chamber 5, a microwave emitter 18 is arranged on the top wall of the shell 1, the emitting end of the microwave emitter 18 extends into the microwave drying chamber 5, electromagnetic waves emitted by the microwave emitter 18 directly act on the feed pile in the microwave drying chamber 5, and a second moisture discharging port is formed in the shell 1 positioned at the bottom of the microwave drying chamber 5. The top height of the discharge channel 23 is slightly lower than the upper surface of the conveyor belt 6. The microwave emitter 18 is used for microwave heating of the feed pile entering the microwave drying chamber 5 so as to dry the feed pile passing through the microwave drying chamber 5 from inside to outside, thereby realizing sufficient drying of the feed pile, and the moisture emitted by the feed pile heating is discharged out of the casing 1 through the second moisture discharge port.

The working principle of the utility model is as follows: after the device switch is turned on, the motor 9 starts to work to drive the conveyor belt 6 to convey the feed pile, wet feed containing a large amount of moisture is poured from the feed channel 19 and falls onto the conveyor belt 6 with uniform thickness through the blocking drainage effect of the flow dividing plate 20 which is adjusted and fixed; the fan 14 supplies air, the air is heated in the first heater 13 and then is introduced into the low-temperature drying cabin 3, wet feed moves towards the tail end on the conveyor belt 6, and low-temperature hot air in the low-temperature drying cabin 3 is discharged from a moisture discharging port below after passing through the conveyor belt 6 after being dried; the high-temperature hot air in the high-temperature drying cabin 4 is dried and then collected in the funnel-shaped waste gas collecting cabin 15, the moisture and impurities in the waste gas are removed under the action of the heat pump 16, and the waste gas is conveyed back to the second heater 17 above the high-temperature drying cabin 4 through a pipeline on the back of the device to be heated to the required temperature and then is input into the high-temperature drying cabin 4; the residual moisture in the middle of the feed pile in the microwave drying chamber 5 is changed into water vapor under the action of electromagnetic waves, and is discharged from a lower moisture discharging port.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the utility model.

In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples.

It will be apparent that the described embodiments are only some, but not all, of the embodiments of the present application. Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment may be included in at least one embodiment of the application for the embodiment. The appearances of such phrases in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. Those of skill in the art will explicitly and implicitly understand that the embodiments described herein may be combined with other embodiments. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present disclosure.

While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.

Claims (8)

1. The combined expanded feed drying equipment is characterized by comprising the following components in detail:

the device comprises a shell (1), wherein a feed conveying mechanism and a partition plate (2) are arranged in the shell (1), the partition plate (2) is used for dividing an inner cavity of the shell (1) into a low-temperature hot air cabin (3), a high-temperature hot air cabin (4) and a microwave drying cabin (5), and the feed conveying mechanism is used for sequentially conveying a feed pile into the low-temperature hot air cabin (3), the high-temperature hot air cabin (4) and the microwave drying cabin (5);

the low-temperature hot air cabin (3) performs preliminary drying on the feed pile by blowing low-temperature hot air;

the high-temperature hot air cabin (4) deeply dries the feed pile by blowing high-temperature hot air;

the microwave drying cabin (5) dries the feed pile by emitting electromagnetic waves.

2. The expanded feed sectional drying apparatus according to claim 1, wherein: the feed conveying mechanism comprises a conveying belt (6) arranged in the shell (1), two ends of the conveying belt (6) are respectively connected with a driving wheel (7) and a driven wheel (8) in a transmission mode, two ends of a wheel shaft of the driving wheel (7) and two ends of a wheel shaft of the driven wheel (8) are respectively connected with the inner wall of the shell (1) in a rotating mode, and the driving wheel (7) is driven to rotate by the driving mechanism.

3. A combined expanded feed drying apparatus according to claim 2, wherein: the driving mechanism comprises a motor (9) arranged inside the shell (1), a first belt pulley (10) is fixedly connected with the output end of the motor (9) penetrating through the side wall of the shell (1), a second belt pulley (12) is connected with the first belt pulley (10) through a belt (11) in a transmission mode, and the second belt pulley (12) is arranged on a wheel shaft of the driving wheel (7).

4. The expanded feed sectional drying apparatus according to claim 1, wherein: the low-temperature hot air cabin is characterized in that a first heater (13) is arranged on the shell (1), an air outlet of the first heater (13) is communicated with the low-temperature hot air cabin (3) through a pipeline, an air inlet of the first heater (13) is connected with a fan (14) through a pipeline, and a first moisture discharging port is formed in the shell (1) located at the bottom of the low-temperature hot air cabin (3).

5. The expanded feed sectional drying apparatus according to claim 1, wherein: still be provided with funnel type waste gas collection cabin (15) in casing (1), waste gas collection cabin (15) are located under high temperature hot air cabin (4), the air outlet of waste gas collection cabin (15) is through pipeline fixedly connected with heat pump (16), the air outlet of heat pump (16) is through pipeline connection has second heater (17), second heater (17) are installed on casing (1), the air outlet of second heater (17) pass through the pipeline with high temperature hot air cabin (4) are linked together.

6. The expanded feed sectional drying apparatus according to claim 1, wherein: the top wall of the shell (1) is provided with a microwave emitter (18), the emitting end of the microwave emitter (18) stretches into the microwave drying cabin (5), electromagnetic waves emitted by the microwave emitter (18) directly act on a feed pile in the microwave drying cabin (5), and a second moisture discharging port is formed in the shell (1) positioned at the bottom of the microwave drying cabin (5).

7. The expanded feed sectional drying apparatus according to claim 1, wherein: one side that casing (1) is close to low temperature hot blast cabin (3) is provided with feed channel (19), the exit of feed channel (19) is provided with flow distribution plate (20), flow distribution plate (20) upper end rotates to be connected on casing (1), flow distribution plate (20) lower surface middle part offsets has inserted bar (21), offer a plurality of jack corresponding with inserted bar (21) on casing (1), install set square (22) on casing (1) lateral wall, flow distribution plate (20) bottom is relative with set square (22).

8. The expanded feed sectional drying apparatus according to claim 6, wherein: one side of the shell (1) close to the microwave drying cabin (5) is provided with a discharging channel (23), and the top height position of the discharging channel (23) is slightly lower than the upper surface of the conveying belt (6).