Energy-saving down feather production drying equipment

Abstract

The invention relates to energy-saving down feather production drying equipment. The down feather drying device solves the problems that in the prior art, a down feather drying device is poor in drying effect, energy conservation of equipment is not facilitated due to long-time continuous operation of the equipment, and the drying efficiency is reduced. The down feather feeding and conveying device comprises an assembly box body, a blowing and drying barrel is arranged in the assembly box body, a down feather feeding and conveying mechanism is arranged at one end of the assembly box body, and one end of the down feather feeding and conveying mechanism penetrates through the blowing and drying barrel and is connected with a rotating anti-accumulation structure which is rotationally arranged on the circumferential inner side of the blowing and drying barrel; an air blowing assembly and a heating and drying assembly are arranged on the upper side of the assembling box body, and a discharging and guiding mechanism which communicates with the air blowing and drying barrel and is used for guiding out the down feather is arranged at the end, away from the down feather feeding and conveying mechanism, of the assembling box body. The drying device has the advantages that heating warm air drying is achieved, the drying efficiency is improved, the drying effect is good, the working time of equipment is shortened, and energy is saved.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of mechanical equipment, in particular to an energy-saving type down production drying equipment. BACKGROUND

[0002] In the process of down processing, impurities and bacteria contained in the down need to be removed, so the down needs to be sterilized and cleaned first. After the down is cleaned, the wet down must be dried in order to fill the dried down into related objects in the later stage. The down drying device is a device for drying the wet down after cleaning. However, the existing down drying device is not convenient for workers to collect the down after drying the down, because some down is easy to stick to the inner wall of the device during the drying process, so it is not convenient for workers to collect the dried down in the device completely. In addition, the existing down drying device usually adopts two processes of heating and blowing to dry, which is difficult to achieve better drying effect, and when a large amount of down is dried, the long-time continuous operation of the equipment is not conducive to energy saving of the equipment, and the drying efficiency is reduced.

[0003] In order to solve the problems in the prior art, people have carried out long-term exploration and put forward various solutions. For example, the Chinese patent document discloses a down drying device convenient for collecting down [CN201711427326.2], which comprises a shell body, a feeding port and a gas distribution hole are arranged on the front side of the shell body, the feeding port is connected with a baffle through a rotating shaft, and a first screen is installed in the gas distribution hole, a controller is installed on the outer surface of the shell body, a lower air inlet pipe is connected to the lower surface of the shell body, side air inlet pipes and discharge pipes are respectively connected to the left and right sides of the shell body, and an exhaust pipe is arranged at the right end of the discharge pipe.

[0004] The above-mentioned scheme solves the problem of difficulty in cleaning the dried down to some extent, but the scheme still has many deficiencies, for example: it is difficult to achieve better drying effect, and when a large amount of down is dried, the long-time continuous operation of the equipment is not conducive to energy saving of the equipment, which reduces the drying efficiency. SUMMARY

[0005] The present application aims at the above-mentioned problems, and provides an energy-saving type down production drying equipment.

[0006] In order to achieve the above object, the following technical scheme is adopted: an energy-saving down production drying equipment, comprising an assembly box, a blowing drying cylinder is arranged in the assembly box, a down feeding conveying mechanism is arranged at one end of the assembly box, a rotating anti-accumulation structure is arranged in the blowing drying cylinder and connected to the down feeding conveying mechanism, the rotating anti-accumulation structure is arranged on the inner side of the blowing drying cylinder in a rotating manner, a blowing assembly and a heating drying assembly are arranged on the upper side of the assembly box and connected to the blowing drying cylinder and the rotating anti-accumulation structure, and a discharging guide mechanism is arranged at the end of the assembly box away from the down feeding conveying mechanism and connected to the blowing drying cylinder.

[0007] In the energy-saving down production drying equipment, the blowing assembly comprises a guide cylinder arranged at the upper end of the blowing drying cylinder, the guide cylinder is connected to a drying warm air machine arranged on the outer wall of the assembly box, an annular positioning cylinder is arranged in the blowing drying cylinder, a plurality of air inlet channels are arranged on the annular positioning cylinder in a circumferential and axial manner, a limiting net for preventing down overflow is arranged in the air inlet channel, and the annular positioning cylinder is positioned on the inner wall of the blowing drying cylinder in a circumferential manner at both ends.

[0008] In the energy-saving down production drying equipment, the heating drying assembly comprises an electric heating wire embedded in the inner wall of the blowing drying cylinder and located between two adjacent air inlet channels, the electric heating wire is connected to the outer wall of the annular positioning cylinder, a plurality of heat-conducting card seats are arranged on the inner wall of the annular positioning cylinder in a circumferential manner, a plurality of strip-shaped wire passing holes corresponding to the electric heating wire are arranged on the circumferential outer wall of the blowing drying cylinder at both ends, an annular wire running seat is arranged on the circumferential outer wall of the blowing drying cylinder at both ends, and the electric heating wire is connected to an electric heating device arranged on the outer side of the assembly box through a connecting line arranged in the strip-shaped wire passing hole and the annular wire running seat.

[0009] In the energy-saving down production drying equipment, the rotating anti-accumulation structure comprises a limiting net cylinder positioned on the inner side of the annular positioning cylinder in a circumferential manner, a connecting clamping groove for positioning the limiting net cylinder is arranged on the inner wall of the heat-conducting card seat, an agitating conveying shaft is arranged on the inner side of the limiting net cylinder in an axial manner, and a plurality of down agitating assemblies are arranged on the agitating conveying shaft.

[0010] In the energy-saving down production drying equipment, the down feeding conveying mechanism comprises a feeding box arranged at one end of the assembly box, the feeding box has a feeding cavity on the inner side in a circumferential manner, a guide hopper connected to the feeding cavity in a mutual communication manner is arranged on the upper end of the feeding box, a spiral conveying rod having one end arranged in the feeding cavity is connected to the outer side of the feeding box through a rotating drive motor, a feeding limiting cylinder is arranged on the outer side of the spiral conveying rod in a sleeving manner, one end of the feeding limiting cylinder is located in the feeding cavity and the other end is connected to the limiting net cylinder, the feeding cavity, the feeding limiting cylinder and the limiting net cylinder are connected to each other and the down in the feeding cavity is conveyed to the limiting net cylinder through the spiral conveying rod.

[0011] In the energy-saving type down production drying equipment, one end of the spiral conveying rod away from the rotating driving motor is connected with the stirring conveying shaft, the stirring conveying shaft drives the spiral conveying rod to rotate for synchronous linkage through the rotating driving motor, one end of the spiral conveying rod is arranged at the bottom of the feeding cavity, and the stirring conveying shaft is arranged at the axis of the limiting net cylinder.

[0012] In the energy-saving type down production drying equipment, the down stirring assembly comprises positioning inner cylinder bodies arranged at equal intervals on the stirring conveying shaft, the positioning inner cylinder bodies are connected with linkage outer cylinder bodies through linkage support rods, the linkage outer cylinder bodies are provided with a plurality of turnover plates for turning down deposited at the bottom upwards in the circumferential outer wall, and the linkage outer cylinder bodies are provided with a gap for the down to pass through on the circumferential inner side and between two adjacent linkage support rods.

[0013] In the energy-saving type down production drying equipment, the discharging and guiding mechanism comprises a discharging and guiding cylinder with a feeding port on one side and being closed on the other side, the discharging and guiding cylinder is positioned on the assembly box body and one end thereof is exposed to the assembly box body, a discharging driving motor is arranged on the upper end of the discharging and guiding cylinder exposed to the assembly box body, the output end of the discharging driving motor is connected with a spiral discharging shaft arranged in the assembly box body, a discharging port is arranged at the bottom of the discharging and guiding cylinder, the spiral discharging shaft is arranged to extend towards the discharging port at the bottom, one end of the stirring conveying shaft extends into the discharging and guiding cylinder from the feeding port and is rotationally positioned through a rotating bearing arranged in the discharging and guiding cylinder, and the spiral discharging shaft and the stirring conveying shaft are arranged in a staggered manner and do not contact each other.

[0014] In the energy-saving type down production drying equipment, the two ends of the blowing and drying cylinder are positioned on the inner wall of the assembly box body, a water collecting tank for collecting water flowing out of the blowing and drying box body is arranged at the bottom of the inner side of the assembly box body, and a drainage port in communication with the water collecting tank is arranged at the bottom of the assembly box body.

[0015] In the energy-saving type down production drying equipment, the blowing and drying cylinder is provided with a flow guiding portion at the bottom, and the water of the down material flows out through the limiting net arranged on the annular positioning cylinder and is collected through the flow guiding portion and falls into the water collecting tank.

[0016] Compared with the prior art, the advantages of the present application are that: through the synchronous linkage of the spiral conveying rod of the down feather feeding mechanism and the stirring conveying shaft of the anti-accumulation structure, the deposited down feathers can be turned upward by the turning plate of the down feather stirring assembly, so as to avoid the accumulation of down feathers, and the drying air heater of the air blowing assembly sends air through the air guide cylinder and the air inlet channel of the annular positioning cylinder, and the heating wire of the heating and drying assembly is in heat conduction with the heat conduction card joint seat, so that the heating and blowing are cooperated instead of being carried out in steps, so that the down feathers can be fully contacted with the hot air flow to improve the drying effect; and the continuous feeding, stirring and drying and the discharging design of the spiral discharging shaft form a coherent operation process, which is suitable for large-batch down feather processing, reduces the drying time, improves the processing efficiency, and at the same time, the water in the down feathers can be concentrated and introduced into the water collecting tank and discharged through the drain, so as to avoid the influence of residual water on the drying efficiency, and further improve the drying efficiency and the energy saving of the equipment. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 is a schematic diagram of the overall structure of the present application; Figure 2 is a partial structure sectional view of the present application; Figure 3 is a sectional view of the air blowing and drying cylinder in the present application; Figure 4 is a schematic diagram of the structure when the air blowing and drying cylinder and the annular positioning cylinder in the present application are connected; Figure 5 is a schematic diagram of the heat conduction card joint seat in the present application; Figure 6 is a schematic diagram of the down feather conveying and drying in the present application; Figure 7 is a schematic diagram of the down feather stirring assembly structure in the present application; In the figure: assembly box 1, water collecting tank 11, drain 12, air blowing and drying cylinder 2, flow guide part 21, down feather feeding conveying mechanism 3, feeding box 31, feeding cavity 32, material guide hopper 33, rotary drive motor 34, spiral conveying rod 35, feeding limiting cylinder 36, anti-accumulation structure 4, material limiting net cylinder 41, connecting clamping groove 42, stirring conveying shaft 43, down feather stirring assembly 44, positioning inner cylinder 441, linkage support rod 442, linkage outer cylinder 443, turning plate 444, clearance 445, air blowing assembly 5, air guide cylinder 51, drying air heater 52, annular positioning cylinder 53, air inlet channel 54, material limiting net 55, heating and drying assembly 6, heating wire 61, heat conduction card joint seat 62, strip-shaped wire passing hole 63, annular wire seat 64, electric heating equipment 65, discharging material guide mechanism 7, feeding port 71, discharging material guide cylinder 72, discharging drive motor 73, spiral discharging shaft 74, discharging port 75. DETAILED DESCRIPTION

[0018] The application will be further described in detail below with reference to the drawings and specific embodiments.

[0019] As shown in the drawings, Figures 1-7 An energy-saving down production drying equipment, comprising an assembly box 1, a blowing drying cylinder 2 is arranged in the assembly box 1, a down feeding conveying mechanism 3 is arranged at one end of the assembly box 1, the down feeding conveying mechanism 3 is arranged in the blowing drying cylinder 2 and connected with a rotation anti-accumulation structure 4, the rotation anti-accumulation structure 4 is rotationally arranged on the inner side of the blowing drying cylinder 2, a blowing assembly 5 and a heating drying assembly 6 are arranged on the upper side of the assembly box 1 and connected with the blowing drying cylinder 2 and acting on the rotation anti-accumulation structure 4, a discharging guide mechanism 7 is arranged at the end of the assembly box 1 away from the down feeding conveying mechanism 3 and connected with the blowing drying cylinder 2 and used for discharging the down.

[0020] The blowing assembly 5 comprises a guide cylinder 51 arranged on the upper end of the blowing drying cylinder 2, the guide cylinder 51 is connected with a drying warm air blower 52 arranged on the outer wall of the assembly box 1, an annular positioning cylinder 53 is arranged in the blowing drying cylinder 2, a plurality of air inlet channels 54 are arranged on the annular positioning cylinder 53 in the circumferential direction and in the axial direction, a limiting net 55 is arranged in the air inlet channel 54 and used for preventing the down from overflowing, and the annular positioning cylinder 53 is circumferentially positioned on the inner wall of the blowing drying cylinder 2 at both ends.

[0021] The blowing drying cylinder 2 and the annular positioning cylinder 53 have an annular air guide channel, the airflow generated by the drying warm air blower 52 is blown to the down in the limiting net cylinder 41 in the circumferential direction through the guide cylinder 51, the annular air guide channel and the air inlet channel 54, thereby achieving circumferential drying, and the limiting net 55 prevents the down from overflowing from the air inlet channel 54, thereby forming a double limiting net together with the limiting net cylinder 41.

[0022] The heating drying assembly 6 comprises an electric heating wire 61 embedded in the inner wall of the blowing drying cylinder 2 and located between two adjacent air inlet channels 54, the electric heating wire 61 is connected with the outer wall of the annular positioning cylinder 53, a plurality of heat conduction card sockets 62 are arranged on the inner wall of the annular positioning cylinder 53 in the circumferential direction, a plurality of strip-shaped wire passing holes 63 corresponding to the electric heating wire 61 are arranged on the circumferential outer wall of the blowing drying cylinder 2 at both ends, an annular wire running seat 64 is sleeved on the circumferential outer wall of the blowing drying cylinder 2 at both ends, and the electric heating wire 61 is connected with an electric heating device 65 arranged on the outer side of the assembly box 1 through a connecting line passing through the strip-shaped wire passing hole 63 and the annular wire running seat 64.

[0023] The electric heating device 65 supplies power to the electric heating wire 61 through the connecting line passing through the strip-shaped wire passing hole 63 and the annular wire running seat 64, the electric heating wire 61 generates heat, and the heat is transmitted through the annular positioning cylinder 53 and the heat conduction card socket 62, thereby forming warm air together with the airflow of the blowing assembly 5 to dry the down.

[0024] Obviously, the anti-accumulation structure 4 comprises a limiting net cylinder 41 positioned on the inner side of the annular positioning cylinder 53, the inner wall of the heat-conducting clamping seat 62 is provided with a connecting clamping groove 42 for positioning the limiting net cylinder 41, the inner side of the limiting net cylinder 41 is axially provided with an agitating conveying shaft 43, and a plurality of down agitating assemblies 44 are arranged on the agitating conveying shaft 43.

[0025] When the agitating conveying shaft 43 rotates, the positioning inner cylinder 441 drives the linkage outer cylinder 443 to rotate through the linkage support rod 442, the material turning plate 444 turns the deposited down, thereby improving the drying effect, and secondly, the down can pass through the gap 445 during conveying, avoiding accumulation in the limiting net cylinder 41, and achieving the purpose of synchronous conveying, turning and drying.

[0026] Further, the down feeding mechanism 3 comprises a feeding box 31 arranged at one end of the assembly box 1, the feeding box 31 has a feeding cavity 32 on the inner side, and the upper end of the feeding box 31 has a material guiding hopper 33 in communication with the feeding cavity 32, the outer part of the feeding box 31 is connected with a screw conveying rod 35 arranged in the feeding cavity 32 through a rotating drive motor 34, the screw conveying rod 35 is sleeved with a feeding limiting cylinder 36 on the outer side, one end of the feeding limiting cylinder 36 is located in the feeding cavity 32 and the other end is connected with the limiting net cylinder 41, the feeding cavity 32, the feeding limiting cylinder 36 and the limiting net cylinder 41 are in communication and the down in the feeding cavity 32 is conveyed to the limiting net cylinder 41 through the screw conveying rod 35.

[0027] The down enters the feeding cavity 32 through the material guiding hopper 33, the rotating drive motor 34 drives the screw conveying rod 35 to rotate, and the down in the feeding cavity 32 is conveyed to the limiting net cylinder 41 through the feeding limiting cylinder 36, at the same time, the screw conveying rod 35 drives the agitating conveying shaft 43 to rotate synchronously, realizing drying and conveying at the same time, the rotating speed of the rotating drive motor 34 is adjustable, thereby adjusting the conveying speed and determining the drying time of the down in the limiting net cylinder 41 according to the need.

[0028] Further, one end of the screw conveying rod 35 away from the rotating drive motor 34 is connected with the above-mentioned agitating conveying shaft 43, the agitating conveying shaft 43 drives the screw conveying rod 35 to rotate through the rotating drive motor 34 for synchronous linkage, one end of the screw conveying rod 35 is arranged at the bottom of the feeding cavity 32, and the agitating conveying shaft 43 is arranged at the shaft center of the limiting net cylinder 41.

[0029] Specifically, the down agitating assembly 44 comprises positioning inner cylinders 441 arranged equidistantly on the agitating conveying shaft 43, the positioning inner cylinders 441 are connected with linkage outer cylinders 443 through linkage supporting rods 442, the linkage outer cylinders 443 are provided with a plurality of turnover plates 444 on the circumferential outer wall for turning the down deposited on the bottom upwards, and the linkage outer cylinders 443 are provided with a gap 445 for the down to pass through on the circumferential inner side and between two adjacent linkage supporting rods 442.

[0030] More specifically, the discharging guide mechanism 7 comprises a discharging guide cylinder 72 having a feeding port 71 on one side and being closed on the other side, the discharging guide cylinder 72 is positioned on the assembling box 1 and one end thereof is exposed to the assembling box 1, a discharging driving motor 73 is arranged on the upper end of the discharging guide cylinder 72 exposed to the assembling box 1, the output end of the discharging driving motor 73 is connected with a spiral discharging shaft 74 arranged in the assembling box 1, the bottom of the discharging guide cylinder 72 is provided with a discharging port 75, the bottom of the spiral discharging shaft 74 is extended and arranged towards the discharging port 75, one end of the agitating conveying shaft 43 is extended and arranged from the feeding port 71 towards the inside of the discharging guide cylinder 72 and is rotationally positioned through a rotating bearing arranged in the discharging guide cylinder 72, the spiral discharging shaft 74 is arranged in a staggered manner with the agitating conveying shaft 43 and does not contact each other.

[0031] The down after drying is pushed by the agitating conveying shaft 43 to the discharging guide cylinder 72, the discharging driving motor 73 drives the spiral discharging shaft 74 to operate, and the down is guided out of the discharging port 75.

[0032] In detail, both ends of the blowing and drying cylinder 2 are positioned on the inner wall of the assembling box 1, the inner bottom of the assembling box 1 is provided with a water collecting tank 11 for collecting the water flow out of the blowing and drying box, and the bottom of the assembling box 1 is provided with a drain port 12 in communication with the water collecting tank 11.

[0033] Preferably, the bottom of the blowing and drying cylinder 2 is provided with a flow guide part 21, and the water of the down material flows out through the limiting net 55 arranged on the annular positioning cylinder 53 and is collected through the flow guide part 21 and falls into the water collecting tank 11.

[0034] In summary, the principle of the present embodiment is that the down enters the feeding chamber 32 through the feeding funnel 33, the rotating driving motor 34 drives the spiral conveying rod 35 to feed the down into the limiting net cylinder 41, and synchronously drives the stirring conveying shaft 43 to rotate; when the stirring conveying shaft 43 rotates, the turnover plate 444 turns over to deposit the down, the down can pass through the gap 445 when conveying, the airflow of the drying warm air blower 52 blows to the down through the air guiding cylinder 51 and the air inlet channel 54, the electric heating device 65 heats the electric heating wire 61, the heat is transmitted through the annular positioning cylinder 53 and the heat conducting card connector 62, and cooperates with the airflow to form a circumferential warm air drying, the moisture of the down flows out through the limiting net 55, falls into the water collecting tank 11 along the flow guiding part 21 of the blowing drying cylinder 2, and finally is discharged from the water outlet 12; and the dried down is pushed to the discharging feeding cylinder 72, and the discharging driving motor 73 drives the spiral discharging shaft 74 to discharge it from the discharging port 75.

[0035] The specific embodiments described herein represent merely the best practices pursuant to the spirit of the present application. Those skilled in the art of the present application can make various modifications or supplements to the described specific embodiments or replace them with similar ways, without departing from the spirit of the present application or exceeding the scope defined by the appended claims.

[0036] Although the terms such as the assembly box 1, the water collecting tank 11, the water outlet 12, the blowing drying cylinder 2, the flow guiding part 21, the down feeding conveying mechanism 3, the feeding box 31, the feeding chamber 32, the feeding funnel 33, the rotating driving motor 34, the spiral conveying rod 35, the feeding limiting cylinder 36, the anti-piling rotating structure 4, the limiting net cylinder 41, the connecting card slot 42, the stirring conveying shaft 43, the down stirring assembly 44, the positioning inner cylinder 441, the linkage support 442, the linkage outer cylinder 443, the turnover plate 444, the gap 445, the blowing assembly 5, the air guiding cylinder 51, the drying warm air blower 52, the annular positioning cylinder 53, the air inlet channel 54, the limiting net 55, the heating drying assembly 6, the electric heating wire 61, the heat conducting card connector 62, the strip-shaped wire passing hole 63, the annular wire running seat 64, the electric heating device 65, the discharging feeding mechanism 7, the feeding port 71, the discharging feeding cylinder 72, the discharging driving motor 73, the spiral discharging shaft 74, the discharging port 75 are used more frequently herein, but the possibility of using other terms is not excluded. The use of these terms is merely for the convenience of describing and explaining the essence of the present application; any kind of additional limitation by interpreting them is contrary to the spirit of the present application.

Claims

1. An energy-saving down production drying device, comprising an assembled box (1), wherein a blowing drying cylinder (2) is arranged in the assembled box (1), characterized in that, The assembly box (1) is provided with a down material feeding mechanism (3) at one end, the down material feeding mechanism (3) is provided in the blowing and drying cylinder (2) at one end and is connected with a rotation anti-accumulation structure (4), and the rotation anti-accumulation structure (4) is rotationally arranged on the inner side of the blowing and drying cylinder (2) in the circumferential direction, the assembly box (1) is provided with a blowing assembly (5) and a heating and drying assembly (6) on the upper side and connected with the blowing and drying cylinder (2) and acting on the rotation anti-accumulation structure (4), and the assembly box (1) is provided with a discharge guide mechanism (7) at the end away from the down material feeding mechanism (3) and communicated with the blowing and drying cylinder (2) and used for guiding the down.

2. The energy-saving down production drying apparatus according to claim 1, characterized in that, The blowing assembly (5) comprises a gas guide cylinder (51) arranged on the upper end of the blowing and drying cylinder (2), the gas guide cylinder (51) is connected with a drying warm air blower (52) arranged on the outer wall of the assembly box (1), the blowing and drying cylinder (2) is provided with an annular positioning cylinder (53), a plurality of air inlet channels (54) are arranged on the annular positioning cylinder (53) in the circumferential direction and in the axial direction, the air inlet channel (54) is provided with a material limiting net (55) for preventing the overflow of down, and the annular positioning cylinder (53) is positioned on the inner walls of the two ends of the blowing and drying cylinder (2) in the circumferential direction.

3. The energy-saving down production drying apparatus according to claim 2, characterized in that, The heating and drying assembly (6) comprises an electric heating wire (61) embedded in the inner wall of the blowing and drying cylinder (2) and located between two adjacent air inlet channels (54), the electric heating wire (61) is connected with the outer wall of the annular positioning cylinder (53), a plurality of heat conduction card seats (62) are arranged on the inner wall of the annular positioning cylinder (53) in the circumferential direction, a plurality of strip-shaped wire passing holes (63) corresponding to the electric heating wire (61) are arranged on the outer walls of the two ends of the blowing and drying cylinder (2) in the circumferential direction, and the annular wire running seat (64) is arranged on the outer wall of the two ends of the blowing and drying cylinder (2) in the circumferential direction, and the electric heating wire (61) is connected with an electric heating device (65) arranged on the outer side of the assembly box (1) through the connecting lines arranged in the strip-shaped wire passing hole (63) and the annular wire running seat (64).

4. The energy-saving down production drying apparatus according to claim 3, characterized in that, The rotation anti-accumulation structure (4) comprises a material limiting net cylinder (41) positioned on the inner side of the annular positioning cylinder (53) in the circumferential direction, the inner wall of the heat conduction card seat (62) is provided with a connecting clamping groove (42) for positioning the material limiting net cylinder (41), the inner side of the material limiting net cylinder (41) is provided with an agitating conveying shaft (43) in the circumferential direction and in the axial direction, and a plurality of down agitating assemblies (44) are arranged on the agitating conveying shaft (43).

5. The energy-saving down production drying apparatus according to claim 4, characterized in that, The down feeding mechanism (3) comprises a feeding box (31) arranged at one end of the assembly box (1), the feeding box (31) has a feeding cavity (32) on the inner side, the upper end of the feeding box (31) is provided with a guide funnel (33) which is in communication with the feeding cavity (32), the outer side of the feeding box (31) is connected with a spiral conveying rod (35) which is arranged in the feeding cavity (32) through a rotating drive motor (34), the outer side of the spiral conveying rod (35) is sleeved with a feeding limiting cylinder (36), one end of the feeding limiting cylinder (36) is arranged in the feeding cavity (32) and the other end is connected with a limiting net cylinder (41), the feeding cavity (32), the feeding limiting cylinder (36) and the limiting net cylinder (41) are in communication and the down in the feeding cavity (32) is conveyed to the limiting net cylinder (41) through the spiral conveying rod (35).

6. The energy-saving down production drying apparatus according to claim 5, characterized in that, The one end of the spiral conveying rod (35) which is away from the rotating drive motor (34) is connected with the above-mentioned stirring conveying shaft (43), the stirring conveying shaft (43) drives the spiral conveying rod (35) to rotate through the rotating drive motor (34) to realize synchronous linkage, one end of the spiral conveying rod (35) is arranged at the bottom of the feeding cavity (32), and the stirring conveying shaft (43) is arranged at the axis of the limiting net cylinder (41).

7. The energy-saving down production drying apparatus according to claim 5, characterized in that, The down stirring assembly (44) comprises positioning inner cylinder bodies (441) which are arranged at equal intervals on the stirring conveying shaft (43), the positioning inner cylinder bodies (441) are connected with linkage outer cylinder bodies (443) through linkage support rods (442), the linkage outer cylinder bodies (443) are provided with a plurality of turnover plates (444) which are arranged on the outer wall and are used for turning down which is deposited at the bottom, the linkage outer cylinder bodies (443) are provided with a gap (445) which is arranged on the inner side and between two adjacent linkage support rods (442) and is used for allowing the down to pass through.

8. The energy-saving down production drying apparatus according to claim 7, characterized in that, The discharging guide mechanism (7) comprises a discharging guide cylinder (72) which has a feeding port (71) on one side and is closed on the other side, the discharging guide cylinder (72) is arranged on the assembly box (1) and one end thereof is exposed to the assembly box (1), the upper end of the discharging guide cylinder (72) which is exposed to the assembly box (1) is provided with a discharging drive motor (73), the output end of the discharging drive motor (73) is connected with a spiral discharging shaft (74) which is arranged in the assembly box (1), the bottom of the discharging guide cylinder (72) is provided with a discharging port (75), the bottom of the spiral discharging shaft (74) extends towards the discharging port (75), one end of the stirring conveying shaft (43) extends towards the inside of the discharging guide cylinder (72) and is rotationally positioned through a rotating bearing which is arranged in the discharging guide cylinder (72), the spiral discharging shaft (74) and the stirring conveying shaft (43) are arranged in a staggered manner and do not contact each other.

9. The energy-saving down production drying apparatus according to claim 2, characterized in that, The blowing and drying cylinder (2) is positioned at the inner wall of the assembly box (1) at both ends, the inner bottom of the assembly box (1) is provided with a water collecting tank (11) for collecting water flowing out of the blowing and drying box, and the bottom of the assembly box (1) is provided with a drain (12) in communication with the water collecting tank (11).

10. The energy-saving down production drying apparatus according to claim 1, characterized in that, The bottom of the blowing and drying cylinder (2) is provided with a flow guide part (21), and the water of the down material flows out through the material limiting net (55) arranged on the annular positioning cylinder (53) and is collected through the flow guide part (21) and falls into the water collecting tank (11).

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