Down filling device for down jacket

Abstract

The utility model provides a down filling device for a down jacket, and belongs to the technical field of down filling of down jackets. The down jacket down filling device comprises a material collecting box, supporting legs, a rotating shaft, a stirring rod, a discharging opening, a first air pump, a down filling pipe, a mounting plate, a first air pipe, a corrugated hose, an adsorption cover and a second air pump. A second air pump is installed at the top of a material collecting box, the input end of the second air pump communicates with the other end of a first air pipe, and the output end of the second air pump communicates with the material collecting box, so that the second air pump can pump out air in an adsorption cover through the first air pipe and a corrugated hose, and negative pressure is formed in the adsorption cover; therefore, when the down jacket is filled with down, the omitted flying down can be adsorbed by the adsorption cover, and then the flying down can be injected into the material collecting box through the second air pump, so that the use experience of the product is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to down jacket filling technology field, concretely relates to a down jacket filling device. BACKGROUND

[0002] In the related art, after the sewing of the down jacket is completed, the down is filled into the down jacket to complete the manufacturing of the down jacket.

[0003] The prior art (authorization announcement number: CN220777513U) discloses a down jacket processing is filled with down machine, include: down filling machine, the lower part of down filling machine is provided with support leg, the upper part of down filling machine is provided with feed inlet, one side of down filling machine is provided with bottom plate, one side of down filling machine is provided with down filling pipe one and down filling pipe two, down filling pipe one and down filling pipe two are located the upper side of bottom plate.Set up the fixed block that moves up and down and closely fits the down filling pipe, when filling down to the down jacket, the fixing effect is better, avoid the shortcoming that the fixing effect is poor when manually filling down, set up two down filling pipes, when one down filling pipe carries out down filling work, the worker can fix the next piece of down jacket to be filled with down at the pipe opening of the second down filling pipe at this time, then the shift block is shifted back to the pipe opening of the first pipe, stops down filling, at this time, the shift block no longer blocks the second pipe down filling cycle reciprocating, increases the work efficiency.

[0004] In the prior art, in the process of filling down to the down jacket, especially when replacing the down jacket, the down is easy to miss, thereby forming the flying down, and the product use experience is reduced. UTILITY MODEL CONTENTS

[0005] In order to solve the problem of the prior art that in the process of filling down to the down jacket, especially when replacing the down jacket, the down is easy to miss, thereby forming the flying down, and the product use experience is reduced, the utility model provides a down jacket filling device, which installs the second air pump on the top of the material collecting box, connects the input end of the second air pump with the other end of the first air pipe in communication, and connects the output end of the second air pump with the material collecting box in communication, so that the second air pump can extract the air in the adsorption cover through the first air pipe and the corrugated hose, so as to form negative pressure in the adsorption cover, so that the missed flying down can be adsorbed by the adsorption cover when filling down to the down jacket, and the flying down can be injected into the material collecting box by the second air pump, so as to improve the product use experience.

[0006] The utility model provides a down jacket filling device, down jacket filling device includes: the collecting tank, support leg, pivot, stirring rod, discharge port, first air pump, filling tube, mounting plate, first air pipe, corrugated hose, adsorption cover and second air pump, the collecting tank is hollow cavity, two support legs are connected with the bottom of collecting tank, and there is spacing between two support legs, two pivots are located in the collecting tank, and two pivots are rotatably connected with the collecting tank, a plurality of stirring rods are located in the collecting tank, and a plurality of stirring rods are connected with the outer wall of two pivots respectively, the discharge port is arranged at the bottom of collecting tank, the first air pump is installed at the bottom of collecting tank, the input end of first air pump is communicated with the discharge port, and the first air pump is located between two support legs, one end of filling tube is communicated with the output end of first air pump, and the other end of filling tube passes through a support leg, the mounting plate is L-shaped, and the mounting plate is fixed on the side wall of collecting tank, the first air pipe is installed on the mounting plate, one end of corrugated hose is communicated with one end of first air pipe, the cross section of adsorption cover is trapezoidal, and the adsorption cover is communicated with the other end of corrugated hose, the second air pump is installed at the top of collecting tank, the input end of second air pump is communicated with the other end of first air pipe, and the output end of second air pump is communicated with the collecting tank.

[0007] In addition, the down jacket filling device of the above technical solution provided by the utility model can also have the following additional technical features:

[0008] In the above technical solution, the down jacket filling device further comprises a connecting plate, two guide rods and two limiting plates; the connecting plate is located outside the collecting tank, and the adsorption cover is mounted on the connecting plate; one end of each of the two guide rods is connected to the connecting plate, and the other end of each of the two guide rods passes through the mounting plate; each of the two limiting plates is connected to the other end of a corresponding one of the two guide rods, and each of the two limiting plates is placed on the mounting plate.

[0009] In the above technical solution, the down jacket filling device further comprises a supporting plate, a supporting seat and a jackscrew; the supporting plate is connected to the side wall of one of the support legs, and the supporting plate is located below the filling tube; the supporting seat is fixed to the supporting plate, and the filling tube passes through the supporting seat; the jackscrew passes through the top of the supporting seat, and the jackscrew is in close contact with the filling tube.

[0010] In the above technical solution, the down jacket filling device further comprises two synchronous wheels and a synchronous belt; each of the two synchronous wheels is sleeved outside a corresponding one of the two pivots, and each of the two synchronous wheels is located outside the collecting tank; the synchronous belt is sleeved outside both of the two synchronous wheels.

[0011] In the above technical solution, the down jacket filling device further comprises a protective cover; the protective cover is fixed to the side wall of the collecting tank, and the protective cover is arranged around the outside of both of the two synchronous wheels.

[0012] In the above technical scheme, the down jacket filling device further comprises: a motor, a first pulley, a second pulley and a belt; the motor is provided with an output shaft, and the motor is fixed on the top of the collecting box; the first pulley is sleeved on the outside of the output shaft of the motor; the second pulley is sleeved on the outside of one rotating shaft, and the second pulley is located on the outside of the collecting box; and the belt is sleeved on the outside of the first pulley and the second pulley.

[0013] In the above technical scheme, the down jacket filling device further comprises: a feeding pipe and a closing cap; the feeding pipe passes through the top of the collecting box, and the feeding pipe is installed on the collecting box; and the closing cap is buckled on the top of the feeding pipe.

[0014] Compared with the prior art, the down jacket filling device has the beneficial effects that:

[0015] 1. By installing the second air pump on the top of the collecting box, connecting the input end of the second air pump with the other end of the first air pipe, and connecting the output end of the second air pump with the collecting box, the second air pump can extract the air in the adsorption cover through the first air pipe and the corrugated hose, so that a negative pressure is formed in the adsorption cover, thereby realizing that the missed flying down can be adsorbed by the adsorption cover when the down jacket is filled with down, and further realizing that the flying down can be injected into the collecting box by the second air pump, thereby improving the use experience of the product.

[0016] 2. By connecting one end of the two guide rods with the connecting plate and passing the other end of the two guide rods through the mounting plate, the connecting plate and the two guide rods move up and down synchronously, so that the two guide rods can move in the mounting plate, ensuring that the adsorption cover moves in the vertical direction, and further avoiding the adsorption cover from swinging.

[0017] 3. By fixing the support seat on the support plate and passing the filling pipe through the support seat, the support seat supports the filling pipe, thereby improving the stability of the filling pipe; by passing the top screw through the top of the support seat and making the top screw fit the filling pipe, the top screw fixes the filling pipe in the support seat, further improving the stability of the filling pipe.

[0018] 4. By sleeving the two synchronous wheels on the outside of the two rotating shafts and sleeving the synchronous belt on the outside of the two synchronous wheels, when one rotating shaft rotates, the rotating shaft drives the other rotating shaft to rotate through the two synchronous wheels and the synchronous belt, thereby realizing the synchronous rotation of the two rotating shafts.

[0019] 5. By fixing the protective cover on the side wall of the collecting box and wrapping the protective cover around the outside of the two synchronous wheels, the collecting box supports the protective cover, thereby realizing that the protective cover protects the two synchronous wheels to avoid damage to the synchronous wheels, and further improving the quality of the product.

[0020] 6. By sleeving the second pulley outside the rotating shaft, and sleeving the belt outside the first pulley and the second pulley, when the motor drives the first pulley to rotate, the first pulley drives the rotating shaft to rotate through the belt and the second pulley, thereby providing power for the rotating shaft.

[0021] 7. By passing the feeding pipe through the top of the collecting box, and installing the feeding pipe on the collecting box, the collecting box supports the feeding pipe, so that the down can enter the collecting box through the feeding pipe; by buckling the closing cap on the top of the feeding pipe, the closing cap closes the feeding pipe, so that the down in the collecting box cannot flow out through the feeding pipe, thereby improving the use experience of the product. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 It is a sectional view of a down jacket filling device of the utility model;

[0023] Figure 2 It is Figure 1 It is a partial enlarged view of A of the utility model;

[0024] Figure 3 It is a partial enlarged view of B of the utility model; Figure 1 It is a partial enlarged view of B of the utility model;

[0025] Among them, Figures 1 to 3 The correspondence between the reference signs in the drawings and the component names in the utility model is as follows:

[0026] 10 collecting box, 11 supporting leg, 12 rotating shaft, 13 stirring rod, 14 discharging port, 15 first air pump, 16 filling pipe, 17 mounting plate, 18 first air pipe, 19 corrugated hose, 20 adsorption cover, 21 second air pump, 22 connecting plate, 23 guide rod, 24 limiting plate, 25 supporting plate, 26 supporting seat, 27 jackscrew, 28 synchronous wheel, 29 synchronous belt, 30 protective cover, 31 motor, 32 first pulley, 33 second pulley, 34 belt, 35 feeding pipe, 36 closing cap. DETAILED DESCRIPTION

[0027] The utility model is further described below in combination with specific implementation examples and drawings. Figures 1 to 3 The utility model is further described below in combination with specific implementation examples and drawings.

[0028] A down jacket filling device, such as Figures 1 to 3As shown, the down jacket filling device comprises a collecting box 10, two supporting legs 11, two rotating shafts 12, a plurality of stirring rods 13, a discharge port 14, a first air pump 15, a filling tube 16, a mounting plate 17, a first air pipe 18, a corrugated hose 19, a suction cover 20 and a second air pump 21. The collecting box 10 is a hollow cavity. The two supporting legs 11 are connected to the bottom of the collecting box 10, and there is a space between the two supporting legs 11. The two rotating shafts 12 are located in the collecting box 10 and are rotatably connected to the collecting box 10. The plurality of stirring rods 13 are located in the collecting box 10 and are respectively connected to the outer walls of the two rotating shafts 12. The discharge port 14 is arranged at the bottom of the collecting box 10. The first air pump 15 is installed at the bottom of the collecting box 10, the input end of the first air pump 15 is in communication with the discharge port 14, and the first air pump 15 is located between the two supporting legs 11. One end of the filling tube 16 is in communication with the output end of the first air pump 15, and the other end of the filling tube 16 penetrates one of the supporting legs 11. The mounting plate 17 is L-shaped and is fixed to the sidewall of the collecting box 10. The first air pipe 18 is installed on the mounting plate 17. One end of the corrugated hose 19 is in communication with one end of the first air pipe 18. The suction cover 20 has a trapezoidal cross section and is in communication with the other end of the corrugated hose 19. The second air pump 21 is installed at the top of the collecting box 10, the input end of the second air pump 21 is in communication with the other end of the first air pipe 18, and the output end of the second air pump 21 is in communication with the collecting box 10.

[0029] The aggregate box 10 is provided as a hollow cavity, and the two supporting legs 11 are connected with the bottom of the aggregate box 10, so that the two supporting legs 11 support the aggregate box 10, so that there is a containing space in the aggregate box 10, and then the down can be loaded into the aggregate box 10; the two rotating shafts 12 are located in the aggregate box 10, and the two rotating shafts 12 are rotatably connected with the aggregate box 10, so that the aggregate box 10 supports the two rotating shafts 12, so that the two rotating shafts 12 can rotate in the aggregate box 10; the plurality of stirring rods 13 are connected with the outer walls of the two rotating shafts 12 respectively, so that the rotating shafts 12 can drive the plurality of stirring rods 13 to rotate, so that the stirring rods 13 can stir and break the down, and then the down is more uniform. The discharge port 14 is arranged at the bottom of the aggregate box 10, the first air pump 15 is installed at the bottom of the aggregate box 10, and the input end of the first air pump 15 is communicated with the discharge port 14, so that the aggregate box 10 can support the first air pump 15, so that the first air pump 15 can extract the down in the aggregate box 10 through the discharge port 14; one end of the down filling pipe 16 is communicated with the output end of the first air pump 15, and the other end of the down filling pipe 16 penetrates through one supporting leg 11, so that the down extracted by the first air pump 15 can be injected into the down filling pipe 16, so that when the staff inserts the down filling pipe 16 into the down jacket, the down can enter the down jacket through the down filling pipe 16, and then the down jacket is filled with down. The mounting plate 17 in the shape of L is fixed on the side wall of the aggregate box 10, and the first air pipe 18 is installed on the mounting plate 17, so that the mounting plate 17 supports the first air pipe 18, thereby improving the stability of the first air pipe 18; one end of the corrugated hose 19 is communicated with one end of the first air pipe 18, and the suction cover 20 in the shape of trapezoidal section is communicated with the other end of the corrugated hose 19, so that the first air pipe 18 is communicated with the suction cover 20 through the corrugated hose 19; the second air pump 21 is installed at the top of the aggregate box 10, the input end of the second air pump 21 is communicated with the other end of the first air pipe 18, and the output end of the second air pump 21 is communicated with the aggregate box 10, so that the second air pump 21 can extract the air in the suction cover 20 through the first air pipe 18 and the corrugated hose 19, so that the negative pressure is formed in the suction cover 20, so that when the down jacket is filled with down, the missed down can be adsorbed by the suction cover 20, and then the down can be injected into the aggregate box 10 by the second air pump 21, so as to improve the use experience of the product.

[0030] In the specific use of the product, the down is first injected into the collecting box 10; then, the two rotating shafts 12 are simultaneously rotated, so that the rotating shafts 12 drive the plurality of stirring rods 13 to rotate, thereby stirring and breaking the down; then, the down filling tube 16 is inserted into the down jacket; then, the first air pump 15 is started, so that the first air pump 15 pumps the down in the collecting box 10 and injects it into the down filling tube 16, thereby injecting the down into the down jacket through the down filling tube 16 to complete the down filling of the down jacket; in the process of down filling of the down jacket, the adsorption cover 20 is moved to be located above the down filling tube 16; at the same time, the second air pump 21 is started, so that a negative pressure is formed in the adsorption cover 20, thereby enabling the flying down to enter the adsorption cover 20 and be injected into the collecting box 10, so as to avoid the flying down from polluting the environment, thereby improving the use experience of the product.

[0031] By installing the second air pump 21 on the top of the collecting box 10, connecting the input end of the second air pump 21 with the other end of the first air pipe 18, and connecting the output end of the second air pump 21 with the collecting box 10, the second air pump 21 can pump the air in the adsorption cover 20 out through the first air pipe 18 and the corrugated hose 19, so that a negative pressure is formed in the adsorption cover 20, thereby enabling the flying down to be adsorbed by the adsorption cover 20 when the down jacket is filled with down, and then enabling the flying down to be injected into the collecting box 10 by the second air pump 21, so as to improve the use experience of the product.

[0032] In the embodiment of the utility model, as shown in Figures 1 to 3 The down jacket down filling device further comprises a connecting plate 22, a guide rod 23 and a limiting plate 24; the connecting plate 22 is located outside the collecting box 10, and the adsorption cover 20 is installed on the connecting plate 22; one end of the two guide rods 23 is connected with the connecting plate 22, and the other end of the two guide rods 23 penetrates through the mounting plate 17; the two limiting plates 24 are respectively connected with the other end of the two guide rods 23, and the two limiting plates 24 are placed on the mounting plate 17.

[0033] By locating the connecting plate 22 outside the collecting box 10 and installing the adsorption cover 20 on the connecting plate 22, the connecting plate and the adsorption cover 20 are synchronously moved; by connecting one end of the two guide rods 23 with the connecting plate 22 and penetrating the other end of the two guide rods 23 through the mounting plate 17, the connecting plate 22 and the two guide rods 23 are synchronously moved up and down, so that the two guide rods 23 can move in the mounting plate 17, thereby ensuring that the adsorption cover 20 moves along the vertical direction and avoiding the adsorption cover 20 from swinging. By connecting the other end of the two guide rods 23 with the two limiting plates 24 respectively and placing the two limiting plates 24 on the mounting plate 17, the mounting plate 17 supports the guide rods 23 through the limiting plates 24, thereby avoiding the guide rods 23 from being separated from the mounting plate 17.

[0034] In the embodiment of the utility model, as shown in Figures 1 to 3 The down jacket down filling device further comprises a supporting plate 25, a supporting seat 26 and a top wire 27; the supporting plate 25 is connected with the side wall of one supporting leg 11, and the supporting plate 25 is located below the down filling pipe 16; the supporting seat 26 is fixed on the supporting plate 25, and the down filling pipe 16 passes through the supporting seat 26; the top wire 27 passes through the top of the supporting seat 26, and the top wire 27 is in close contact with the down filling pipe 16.

[0035] By connecting the supporting plate 25 with the side wall of one supporting leg 11 and locating the supporting plate 25 below the down filling pipe 16, the supporting leg 11 supports the supporting plate 25, thereby improving the stability of the supporting plate 25; by fixing the supporting seat 26 on the supporting plate 25 and making the down filling pipe 16 pass through the supporting seat 26, the supporting seat 26 supports the down filling pipe 16, thereby improving the stability of the down filling pipe 16; by making the top wire 27 pass through the top of the supporting seat 26 and be in close contact with the down filling pipe 16, the top wire 27 fixes the down filling pipe 16 in the supporting seat 26, thereby further improving the stability of the down filling pipe 16.

[0036] In the embodiment of the utility model, as shown in Figures 1 to 3 The down jacket down filling device further comprises a synchronous wheel 28 and a synchronous belt 29; the two synchronous wheels 28 are respectively sleeved on the outer sides of the two rotating shafts 12, and the two synchronous wheels 28 are located on the outer sides of the material collecting box 10; the synchronous belt 29 is simultaneously sleeved on the outer sides of the two synchronous wheels 28.

[0037] By sleeving the two synchronous wheels 28 on the outer sides of the two rotating shafts 12 and sleeving the synchronous belt 29 on the outer sides of the two synchronous wheels 28, when one rotating shaft 12 rotates, the rotating shaft 12 drives the other rotating shaft 12 to rotate through the two synchronous wheels 28 and the synchronous belt 29, thereby realizing the synchronous rotation of the two rotating shafts 12.

[0038] In the embodiment of the utility model, as shown in Figures 1 to 3 The down jacket down filling device further comprises a protective cover 30; the protective cover 30 is fixed on the side wall of the material collecting box 10, and the protective cover 30 is arranged on the outer sides of the two synchronous wheels 28.

[0039] By fixing the protective cover 30 on the side wall of the material collecting box 10 and arranging the protective cover 30 on the outer sides of the two synchronous wheels 28, the material collecting box 10 supports the protective cover 30, thereby protecting the two synchronous wheels 28 by the protective cover 30, so as to avoid the damage of the synchronous wheels 28, and further improve the quality of the product.

[0040] In the embodiment of the utility model, as shown in Figures 1 to 3As shown in the drawings, the down jacket filling device further comprises a motor 31, a first belt pulley 32, a second belt pulley 33 and a belt 34; the motor 31 is provided with an output shaft, and the motor 31 is fixed on the top of the collecting box 10; the first belt pulley 32 is sleeved on the outside of the output shaft of the motor 31; the second belt pulley 33 is sleeved on the outside of one rotating shaft 12, and the second belt pulley 33 is located on the outside of the collecting box 10; and the belt 34 is sleeved on the outside of the first belt pulley 32 and the second belt pulley 33.

[0041] By fixing the motor 31 on the top of the collecting box 10 and sleeving the first belt pulley 32 on the outside of the output shaft of the motor 31, the motor 31 can drive the first belt pulley 32 to rotate; by sleeving the second belt pulley 33 on the outside of one rotating shaft 12 and sleeving the belt 34 on the outside of the first belt pulley 32 and the second belt pulley 33, when the motor 31 drives the first belt pulley 32 to rotate, the first belt pulley 32 drives the rotating shaft 12 to rotate through the belt 34 and the second belt pulley 33, thereby providing power for the rotating shaft 12.

[0042] In the embodiment of the present application, as shown in the drawings, Figures 1 to 3 The down jacket filling device further comprises a feeding pipe 35 and a closing cap 36; the feeding pipe 35 passes through the top of the collecting box 10, and the feeding pipe 35 is installed on the collecting box 10; and the closing cap 36 is buckled on the top of the feeding pipe 35.

[0043] By passing the feeding pipe 35 through the top of the collecting box 10 and installing the feeding pipe 35 on the collecting box 10, the collecting box 10 supports the feeding pipe 35, so that the down can enter the collecting box 10 through the feeding pipe 35; by buckling the closing cap 36 on the top of the feeding pipe 35, the closing cap 36 closes the feeding pipe 35, so that the down in the collecting box 10 cannot flow out through the feeding pipe 35, thereby improving the use experience of the product.

[0044] In the description of the present application, the term "a plurality of" refers to two or more than two, unless otherwise explicitly limited, the terms "upper", "lower" and the like indicate the orientation or position relationship shown in the drawings, which is only for the convenience of describing the present application and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, therefore it cannot be understood as a limitation on the present application; the terms "connection", "installation", "fixation" and the like should be understood in a broad sense, for example, "connection" can be fixed connection, or detachable connection, or integral connection; it can be directly connected, or indirectly connected through an intermediate medium. For ordinary skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0045] In the description of the utility model, the description of the terms "one embodiment", "some embodiments", "a specific embodiment" and the like means that the specific features, structures, materials or characteristics described in combination with the embodiment or example are contained in at least one embodiment or example of the utility model. In the utility model, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0046] The above only is the preferred embodiment of the utility model has, and does not use for limiting the utility model, for the person skilled in the art, the utility model can have various changes and changes. Any modification, equivalent replacement, improvement etc. that is made within the spirit and principle of the utility model should be contained in the protection scope of the utility model.

Claims

1. A down filling device for down jackets, characterized in that, The down filling device for the down jacket includes: A collection bin, wherein the collection bin is a hollow cavity; Support legs, two of which are connected to the bottom of the collection box, and there is a gap between the two support legs; Two rotating shafts are located inside the collection box and are rotatably connected to the collection box. A plurality of stirring rods are located inside the collection box, and the plurality of stirring rods are respectively connected to the outer walls of the two rotating shafts; A discharge port is located at the bottom of the collection box; A first air pump is installed at the bottom of the collection box, the input end of the first air pump is connected to the discharge port, and the first air pump is located between the two support legs. A down filling tube, one end of which is connected to the output end of the first air pump, and the other end of which passes through one of the support legs; Mounting plate, the mounting plate is L-shaped, and the mounting plate is fixed to the side wall of the collection box; A first air tube is mounted on the mounting plate; A corrugated hose, one end of which is connected to one end of the first air tube; An adsorption hood, the cross-section of which is trapezoidal, is connected to the other end of the corrugated hose; The second air pump is installed on the top of the collection box. The input end of the second air pump is connected to the other end of the first air pipe, and the output end of the second air pump is connected to the collection box.

2. The down filling device for a down jacket according to claim 1, characterized in that, The down filling device for the down jacket also includes: A connecting plate is located outside the collection box, and the adsorption cover is mounted on the connecting plate; Guide rods, one end of the two guide rods is connected to the connecting plate, and the other end of the two guide rods passes through the mounting plate; The two limiting plates are respectively connected to the other end of the two guide rods, and the two limiting plates are placed on the mounting plate.

3. A down filling device for a down jacket according to claim 2, characterized in that, The down filling device for the down jacket also includes: A support plate, the support plate being connected to the side wall of one of the support legs, and the support plate being located below the down filling tube; A support base, which is fixed to the support plate, and the down filling tube passes through the support base; A set screw passes through the top of the support base and is in contact with the down filling tube.

4. A down filling device for a down jacket according to claim 1, characterized in that, The down filling device for the down jacket also includes: Synchronous pulleys, two of which are respectively fitted on the outside of the two rotating shafts, and the two synchronous pulleys are located on the outside of the collection box; A timing belt is fitted onto the outside of both timing pulleys.

5. A down filling device for a down jacket according to claim 4, characterized in that, The down filling device for the down jacket also includes: A protective cover is fixed to the side wall of the collection box and is arranged around the outside of the two synchronous pulleys.

6. A down filling device for a down jacket according to claim 5, characterized in that, The down filling device for the down jacket also includes: The motor is equipped with an output shaft and is fixed to the top of the collection box; The first pulley is fitted onto the outside of the output shaft of the motor; The second pulley is fitted onto the outside of one of the rotating shafts and is located on the outside of the collection box; A belt, which is fitted onto the outside of both the first pulley and the second pulley.

7. A down filling device for a down jacket according to claim 6, characterized in that, The down filling device for the down jacket also includes: A feed pipe that passes through the top of the collection box and is mounted on the collection box; A sealing cap is attached to the top of the feed pipe.

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