CN111023750A

CN111023750A - Cotton dryer

Info

Publication number: CN111023750A
Application number: CN201911131917.4A
Authority: CN
Inventors: 李崇标
Original assignee: Hangzhou Liyuan Chemical Co Ltd
Current assignee: Jinan longmaoyuan Textile Co.,Ltd.
Priority date: 2019-11-19
Filing date: 2019-11-19
Publication date: 2020-04-17
Anticipated expiration: 2039-11-19
Also published as: CN111023750B

Abstract

The invention discloses a cotton dryer, which structurally comprises a case, wherein supporting legs are arranged below the case, one end of the case is provided with a power cavity, a coil capable of generating heat after being electrified is arranged in the power cavity, one end of the power cavity is provided with a power mechanism, one end of the power cavity is connected with a drying cavity, the inner wall of the drying cavity is provided with a first hole, a striking mechanism is arranged in the drying cavity, an impurity cavity is arranged outside the drying cavity, an exhaust cavity is arranged on the impurity cavity, a chute is arranged in the exhaust cavity, an external slide rail is arranged at one end of the chute, a first baffle is arranged in the slide rail, a discharge port and a feeding port are arranged above the: the beating mechanism can stir cotton to enable the cotton to be heated more uniformly, drying efficiency is improved, cotton balls which are caked after water absorption can be beaten, cotton is separated, meanwhile, the cotton is fluffy, cotton quality is improved, cotton discharge is controlled through manually controlling the opening and closing of the exhaust holes, and the cotton can be discharged from the discharge hole under the condition that the cotton is completely dry and fluffy.

Description

Cotton dryer

Technical Field

The invention belongs to the field of textiles, relates to a cotton processing device, and particularly relates to a cotton dryer.

Background

The cotton dryer directly changes outside fresh cold air into dry hot air after the fresh cold air passes through the air inlet and exchanges heat with the heater, the hot air flow moves forwards from the tail part and is fully contacted with cotton, the heat energy is directly transferred to the material, the moisture of the material is continuously evaporated in the cylinder, the drying duration is long, and the working efficiency is low. For this reason, long-term research has been conducted, and various solutions have been proposed.

For example, chinese patent document discloses a cotton dryer [ application No.: 201710604974.4], including the drying cabinet, the condenser box, advance the cotton passageway, the hot-blast passageway, the condenser pipe, the circulating pump, a motor, the puddler and go out the cotton passageway, the lateral wall of drying cabinet is provided with a plurality of exhaust holes, the drying cabinet passes through the exhaust hole intercommunication with the condenser box, the top of drying cabinet is provided with the through-hole with the motor case intercommunication, the puddler sets up in the inside of drying cabinet, the lateral part and the bottom of condenser box are provided with the pipeline hole, the condenser pipe passes the drying cabinet via the pipeline hole, the circulating pump concatenates on the pipeline of condenser pipe, the bottom of condenser box is provided with the outlet, the invention is when drying the cotton, can make the moist hot-air in the drying cabinet enter the condenser box via the exhaust hole, condense the liquefaction under the effect of condenser pipe, and discharge through the outlet, reduce the vapor in the drying cabinet, improve.

Above-mentioned scheme cotton dwell time in the drying cabinet is too short, under the great condition of cotton water content, the not complete dry condition of cotton appears easily, can't guarantee cotton drying quality.

Disclosure of Invention

The present invention is directed to solve the above problems, and an object of the present invention is to provide a cotton dryer, which controls the discharge of cotton by manually controlling the opening and closing of an exhaust hole, and the cotton can be discharged from a discharge hole only when the cotton is completely dried and fluffy.

In order to achieve the purpose, the invention adopts the following technical scheme: this cotton drying-machine, including quick-witted case, machine case below is equipped with a plurality of evenly distributed's landing leg, its characterized in that: the machine is characterized in that a power cavity is arranged at one end of the machine case, a coil capable of generating heat after being electrified is arranged in the power cavity, a power mechanism is arranged at one end inside the power cavity, a plurality of uniformly distributed ventilating dust screens are arranged on the inner wall of the power cavity, a drying cavity is connected at one end of the power cavity, a plurality of uniformly distributed first holes capable of allowing impurities to pass are formed in the inner wall of the drying cavity, a striking mechanism capable of stirring and striking cotton is arranged in the drying cavity, the striking mechanism is connected with the power mechanism, an impurity cavity is arranged outside the drying cavity, the first holes are communicated with the drying cavity and the impurity cavity, a plurality of exhaust cavities are arranged on the impurity cavity, a first screen is arranged between the external exhaust cavity and the impurity cavity, a sliding groove is formed in the exhaust cavity, a sliding rail is arranged at one end of the sliding groove, the sliding rail is arranged along the outer wall of the machine case, and, exhaust chamber one end is equipped with the exhaust hole, works as first baffle is arranged in when in the spout, first baffle shelters from the exhaust hole, the drying chamber other end is equipped with the cavity, cavity one end is equipped with the discharge gate, the cavity other end is equipped with the pan feeding mouth, be equipped with flip on the pan feeding mouth, flip and quick-witted case rotatable coupling.

The striking mechanism is creatively designed, can stir cotton to enable the cotton to be heated more uniformly and improve the drying efficiency, and can strike cotton balls caked after water is contained to enable the cotton balls to be separated, so that the cotton is fluffy, and the quality of the dried cotton is improved. Simultaneously the discharge gate setting is in the drying chamber top makes the cotton just can remove to the discharge gate along with the air current under dry and fluffy state.

In the cotton dryer, the power mechanism comprises a power box, a motor is arranged in the power box, a power shaft is arranged at one end of the motor, a first bevel gear is arranged at the other end of the power shaft, the first bevel gear is in threaded engagement with the power shaft, a second bevel gear is arranged on one side of the first bevel gear, a driving shaft is connected in the second bevel gear, the second bevel gear is in threaded engagement with the driving shaft, the other end of the driving shaft extends out of the power box and penetrates through the drying cavity to be rotatably connected with the case through a bearing, a fan is arranged on the driving shaft, the fan is in threaded engagement with the driving shaft, the fan is positioned in the power cavity, a dustproof sleeve is arranged at the upper end of the fan, is arranged at the outer end of the driving shaft and can rotate relatively, and a second screen is arranged at, the second screen is located between the power chamber and the drying chamber.

In foretell cotton drying-machine, strike the mechanism and include the axle sleeve, the axle sleeve cover is established in the driving shaft outer end, the axle sleeve is located the dirt proof boot top, the axle sleeve with the driving shaft screw thread closes soon, the axle sleeve outer end is equipped with a plurality of dislocation distribution's the striking pole, the striking pole other end is close to dry intracavity wall.

In foretell cotton drying-machine, be equipped with rabbling mechanism on the driving shaft, rabbling mechanism includes the round platform, the round platform pass through the bearing with driving shaft rotatable coupling, the round platform outer end is equipped with a plurality of evenly distributed's brush-holder stud, the brush-holder stud is near dry chamber inner wall, the brush-holder stud other end is equipped with the ring, round platform one end is equipped with the annular circular wall that the inner wall took the tooth, be equipped with first gear on the driving shaft, first gear with the driving shaft screw thread closes soon, first gear one side is equipped with the second gear, the second gear with first gear engagement, the second gear pass through the bearing with quick-witted case rotatable coupling, the second gear with the meshing of circular wall inner wall, the circular wall internal diameter all is greater than the second gear with first gear.

In foretell cotton drying-machine, impurity chamber one end is equipped with row's miscellaneous mouth, row miscellaneous mouthful outer end is equipped with a plurality of evenly distributed's first recess, row miscellaneous mouthful outer end is equipped with a plurality of baffles, the baffle both ends are equipped with the lug, the lug can reciprocate in the first recess, work as the lug is located when the first recess bottom, the baffle covers completely arrange miscellaneous mouthful.

In foretell cotton drying-machine, first baffle one side is equipped with the fixture block, slide rail one side is equipped with the opening, the fixture block can slide in the opening, the exhaust chamber outer end is equipped with the draw-in groove, works as the fixture block card is gone into when in the draw-in groove, first baffle is arranged in the spout, first baffle covers completely the exhaust hole, works as the fixture block with during the draw-in groove separation, first baffle is located in the spout, the exhaust hole with do not have the shelter from between the exhaust chamber.

In foretell cotton drying-machine, flip includes the second recess, be equipped with the stock in the second recess, machine case includes the mount, the stock is arranged in but relative rotation in the mount, the mount is located in the second recess, works as flip anticlockwise rotation is to hugging closely when quick-witted outer wall of the case, the pan feeding mouth is in closed condition, works as when flip clockwise rotates, the pan feeding mouth is in open mode.

Compared with the prior art, the invention has the advantages that:

1. the striking mechanism in the invention can not only stir cotton to be heated more uniformly and improve drying efficiency, but also strike cotton balls caked after water absorption to separate cotton, simultaneously make the cotton fluffy and improve the quality of the dried cotton.

2. The discharge port is arranged above the drying cavity, so that the cotton can move to the discharge port along with the air flow only in a dry and fluffy state, and the drying quality of the cotton is ensured.

3. The air exhaust holes in the cotton drying machine can be manually adjusted to be in an opening and closing state, and the air exhaust amount of the discharge hole can be increased after the air exhaust holes are closed, so that dried cotton can move to the discharge hole along with air flow more easily.

4. The first holes in the cotton fluffer can discharge impurities generated in the process of fluffing cotton flock and beating the cotton flock, so that the impurity discharging effect is achieved, and the quality of dried cotton is improved.

5. The rotating mechanism can push away cotton stacked at the first hole, so that the first hole is prevented from being blocked due to cotton stacking, the work of equipment is prevented from being influenced, and meanwhile, the rotating mechanism obtains slow rotating speed under the action of the first gear and the second gear, and the drying process of the cotton cannot be influenced.

Drawings

FIG. 1 is a three-dimensional front view of a cotton dryer provided by the present invention.

FIG. 2 is a front view of a three-dimensional half-section of a cotton dryer provided by the present invention.

FIG. 3 is a left side view of a three-dimensional half-section of a cotton dryer provided in accordance with the present invention.

FIG. 4 is a front view in half section of a cotton dryer provided in the present invention.

FIG. 5 is a left side half sectional view of the cotton dryer provided by the present invention.

FIG. 6 is a three-dimensional connection diagram of the power mechanism, the striking mechanism and the rotating mechanism of the cotton dryer provided by the present invention.

Fig. 7 is a partial cross-sectional view of an interface a of a cotton dryer provided by the present invention.

In the figure, 1, a chassis; 2. a power cavity; 2a, a power box; 3. a drying chamber; 5. an impurity chamber; 6. an exhaust chamber; 6a, an exhaust hole; 6b, a sliding chute; 7. a cavity; 9. a support leg; 12. a dust screen; 13. a first hole; 15. a trash discharge port; 17. a discharge port; 18. a feeding port; 19. a fixed mount; 20. a power mechanism; 21. an electric motor; 22. a power shaft; 23. a first bevel gear; 24. a second bevel gear; 25. a drive shaft; 26. a fan; 27. a dust-proof sleeve; 30. a striking mechanism; 31. a shaft sleeve; 32. a striking rod; 33. a second screen; 40. a rotation mechanism; 41. a circular truncated cone; 42. a brush bar; 43. a circular ring; 44. a circular wall; 45. a first gear; 46. a second gear; 50. a baffle plate; 51. a bump; 52. a first groove; 60. a first baffle plate; 61. a clamping block; 62. a card slot; 63. an opening; 64. a slide rail; 70. a cover is turned; 71. a second groove; 72. a long rod.

Detailed Description

As shown in figures 1 to 7, the cotton dryer of the invention comprises a machine case 1, four evenly distributed support legs 9 are arranged below the machine case 1, a certain height is kept between the machine case 1 and the ground, so that dust on the ground does not affect the operation of the equipment, and the stability of the equipment can be improved, a power cavity 2 is arranged at the lower end of the machine case 1, a coil 80 capable of heating after being electrified is arranged in the power cavity 2, a power mechanism 20 is arranged at the lower end of the power cavity 2, two evenly distributed ventilating dustproof nets 12 are arranged on the inner wall of the power cavity 2, a drying cavity 3 is connected at the upper end of the power cavity 2, a large number of evenly distributed first holes 13 capable of allowing impurities to pass are arranged on the inner wall of the drying cavity 3, a mechanism 30 capable of stirring and striking cotton is arranged in the drying cavity 3, the striking mechanism 30 is connected with the power mechanism 20, an impurity cavity 5 is arranged outside the, impurities can move into the impurity cavity 5 through the first hole 13, cotton is larger than the first hole 15 and can be limited in the drying cavity 3, two exhaust cavities 6 are arranged on the impurity cavity 5, a first screen 16 is arranged between the exhaust cavity 6 and the impurity cavity 5, the impurities can be prevented from being exhausted through the exhaust cavities 6, the cleanness of an operation environment is maintained, a chute 6b is arranged in the exhaust cavity 6, one end of the chute 6b is provided with an external arc-shaped slide rail 64, the slide rail 64 is arranged along the outer wall of the case 1, a first baffle 60 capable of sliding in the chute 6b and the slide rail 64 is arranged in the chute 6b, one end of the exhaust cavity 6 is provided with an exhaust hole 6a, the other end of the drying cavity 3 is provided with a cavity 7, one end of the cavity 7 is provided with a discharge hole 17, the other end of the cavity 7 is provided with a feeding hole 18, the feeding hole 18 is provided with a flip cover 70, the first baffle 60 shields the exhaust holes 6a, and after the exhaust holes 6a are closed, airflow is completely discharged from the discharge hole 17, so that the air volume of the discharge hole 17 is improved, and processed cotton is easier to discharge from the discharge hole 17.

As shown in fig. 1 to 6, the power mechanism 20 includes a power box 2a, a motor 21 is disposed in the power box 2a, a power shaft 22 is disposed at one end of the motor 21, a first bevel gear 23 is disposed at the other end of the power shaft 22, the first bevel gear 23 is screwed with the power shaft 22, a second bevel gear 24 is disposed at one side of the first bevel gear 23, a driving shaft 25 is connected in the second bevel gear 24, the second bevel gear 24 is screwed with the driving shaft 25, the other end of the driving shaft 25 extends out of the power box 2a and passes through the drying chamber 3 to be rotatably connected with the top end of the inner wall of the cabinet 1 through a bearing, a fan 26 is disposed on the driving shaft 25, the fan 26 is screwed with the driving shaft 25, the fan 26 is disposed in the power chamber 2, a dust-proof sleeve 27 is disposed at the upper end of the fan 26, the dust-proof sleeve 27 is sleeved at the outer end of.

Strike mechanism 30 includes axle sleeve 31, axle sleeve 31 cover is established in driving shaft 25 outer end, axle sleeve 31 is located the dirt proof boot 27 top, axle sleeve 31 closes with driving shaft 25 screw thread soon, axle sleeve 31 outer end is equipped with a large amount of dislocation distribution's hitting rod 32, the hitting rod 32 other end is close to 3 inner walls in dry chamber, it makes more even to be heated to stir the cotton when hitting rod 32 is rotatory, drying efficiency is improved, simultaneously can also strike the cotton ball of absorbing water back caking, make the cotton separation, it is fluffy to make the cotton simultaneously, the cotton quality after having improved the stoving, thereby it can make the impurity in the cotton discharge to receive fluffy in-process to strike the cotton in addition, can play the effect of edulcoration.

The driving shaft 25 is provided with a rotating mechanism 40, the rotating mechanism 40 comprises a circular table 41, the circular table 41 is rotatably connected with the driving shaft 25 through a bearing, the outer end of the circular table 41 is provided with four brush rods 42 which are uniformly distributed, the brush rods 42 are abutted against the inner wall of the drying cavity 3, the brush rods 42 push away cotton accumulated at the first hole 13 to prevent the first hole 13 from being blocked due to the accumulation of the cotton and influence on the work of equipment, the other end of the brush rods 42 is provided with a circular ring 43, one end of the circular table 41 is provided with an annular circular wall 44 with a toothed inner wall, the driving shaft 25 is provided with a first gear 45, the first gear 45 is screwed with the driving shaft 25, one side of the first gear 45 is provided with a second gear 46, the second gear 46 is meshed with the first gear 45, the second gear 46 is rotatably connected with the machine case 1 through a bearing, the second gear 46 is meshed with the inner wall of the circular wall 44, the inner diameter of the circular wall 44 is larger than that of the second gear 46, the cotton drying process is not influenced, and the lower ends of the four brush rods 42 can be fixed by the circular rings 43, so that the brush rods 42 are firmer, and the loss of the brush rods 42 in the working process is reduced.

Impurity chamber 5 one end is equipped with row's miscellaneous mouthful 15, arranges miscellaneous mouthful 15 outer end and is equipped with two evenly distributed's first recess 52, arranges miscellaneous mouthful 15 outer end and is equipped with two baffles 50, and baffle 50 both ends are equipped with lug 51, and lug 51 can reciprocate in first recess 52, and when lug 51 was located first recess 52 bottom, baffle 50 covers row miscellaneous mouthful 15 completely, and baffle 50 can be dismantled the setting, has made things convenient for the clearance of impurity.

First baffle 60 one side is equipped with fixture block 61, slide rail 64 one side is equipped with opening 63, fixture block 61 can slide in opening 63, exhaust chamber 6 outer end is equipped with draw-in groove 62, when fixture block 61 card goes into draw-in groove 62, first baffle 60 is arranged in spout 6b, first baffle 60 covers exhaust hole 6a completely, when fixture block 61 and draw-in groove 62 separation, first baffle 60 is located spout 6b, do not have the shelter from the thing between exhaust hole 6a and the exhaust chamber 6, slide rail 64 sets up the removal that makes first baffle 60 more convenient, and fixture block 61 card goes into behind the draw-in groove 62 makes first baffle 60 can fix stably in spout 6b, improve equipment's stability.

As shown in fig. 1 and 4, the flip cover 70 includes a second groove 71, a rod 72 is disposed in the second groove 71, the chassis 1 includes a fixing frame 19, the rod 72 is disposed in the fixing frame 19 and can rotate relatively, the fixing frame 19 is disposed in the second groove 71, when the flip cover 70 rotates counterclockwise to be close to the outer wall of the chassis 1, the feeding port 18 is in a closed state, and when the flip cover 70 rotates clockwise, the feeding port 18 is in an open state.

The specific operation mode of the specific embodiment of the invention is as follows: the coil 80 is externally powered on, the coil 80 is powered on, the coil 80 starts to heat and release heat, the motor 21 is externally powered on, the motor 21 drives the power shaft 22 to rotate, the power shaft 22 drives the first bevel gear 23 to rotate, the first bevel gear 23 drives the second bevel gear 24 engaged with the first bevel gear to rotate, the second bevel gear 24 drives the driving shaft 25 to rotate, the driving shaft 25 drives the fan 26 to rotate, the driving shaft 25 drives the shaft sleeve 31 to rotate, the striking rod 32 on the shaft sleeve 31 rotates along with the first bevel gear 23, meanwhile, the driving shaft 25 drives the first gear 45 to rotate, the first gear 45 drives the second gear 46 engaged with the first bevel gear to rotate, the second gear 46 drives the circular wall 44 engaged with the second bevel gear to rotate, the circular wall 44 drives the circular table 41 to rotate, and the brush rod 42 on the circular table 41. In addition, the fan 26 rotates to generate an upward airflow, the airflow flows into the power cavity 2 from the dustproof net 12, then passes through the coil 80 under the driving of the fan 26, carries heat to flow into the drying cavity 3, then most of the airflow enters the impurity cavity 5 along the first hole 13 and is discharged from the exhaust port 6a, and a small part of the airflow is discharged through the discharge port 17. At the moment, the cover 70 is rotated clockwise to open the material inlet 18, cotton to be dried is added into the drying cavity 3 through the material inlet 18, then the cover 70 is rotated counterclockwise to close the material inlet 18, the cotton falls on the second screen 33, the air flow brought by the fan 26 enables the cotton to float in the drying cavity 3, the beating rod 32 rotates to stir the cotton, so that the cotton is heated uniformly, the drying efficiency is improved, meanwhile, the beating rod 32 rotating at a high speed breaks up the caked cotton, the cotton can be fluffy continuously beaten, the quality of the cotton after drying processing is improved, in addition, impurities in the cotton can be discharged after being beaten, the impurities are discharged into the impurity cavity 5 through the first hole 13 under the action of the air flow, the cotton is limited by the first hole 13 and is piled outside the first hole 13, at the moment, the brush rod 42 pushes away the cotton piled outside the first hole 13, so that the cotton moves in the drying cavity 3 again, so that the cotton is continuously dried. Treat cotton dry after a period of time, promote fixture block 61 card and go into in draw-in groove 62, first baffle 60 is pushed away to spout 6b in from slide rail 64 this moment, and first baffle 60 covers exhaust hole 6a completely, and the air current flow direction changes this moment, and is all discharged from discharge gate 17, and the air current increases the back, and the cotton after being dried and hitting fluffy can move to discharge gate 17 department and discharge along with the air current.

The specific embodiments described herein are merely illustrative of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.

Although the terms power chamber, dry chamber, impurity chamber, exhaust chamber, leg, dust screen, trash outlet, mount, dust cover, striker bar, bushing, circular table, brush bar, ring, circular wall, bump, pole, flip cover, etc. are used more herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention and they are to be interpreted as any additional limitation which is not in accordance with the spirit of the present invention.

Claims

1. The utility model provides a cotton drying-machine, includes quick-witted case (1), quick-witted case (1) below is equipped with a plurality of evenly distributed's landing leg (9), its characterized in that: the machine is characterized in that a power cavity (2) is arranged at one end of the machine case (1), a coil (80) capable of heating after being electrified is arranged in the power cavity (2), a power mechanism (20) is arranged at one end inside the power cavity (2), a plurality of ventilating dust screens (12) which are uniformly distributed are arranged on the inner wall of the power cavity (2), one end of the power cavity (2) is connected with a drying cavity (3), a plurality of first holes (13) which are uniformly distributed and can allow impurities to pass through are arranged on the inner wall of the drying cavity (3), a striking mechanism (30) capable of stirring and striking cotton is arranged in the drying cavity (3), the striking mechanism (30) is connected with the power mechanism (20), an impurity cavity (5) is arranged outside the drying cavity (3), the first holes (13) are communicated with the drying cavity (3) and the impurity cavity (5), and a plurality of exhaust cavities (6) are arranged on the impurity cavity (, a first screen (16) is arranged between the exhaust cavity (6) and the impurity cavity (5), a sliding groove (6 b) is arranged in the exhaust cavity (6), an external sliding rail (64) is arranged at one end of the sliding groove (6 b), the sliding rail (64) is arranged along the outer wall of the case (1), a first baffle (60) capable of sliding in the sliding groove (6 b) and the sliding rail (64) is arranged in the sliding groove (6 b), an exhaust hole (6 a) is arranged at one end of the exhaust cavity (6), when the first baffle (60) is arranged in the sliding groove (6 b), the exhaust hole (6 a) is shielded by the first baffle (60), a cavity (7) is arranged at the other end of the drying cavity (3), a discharge hole (17) is arranged at one end of the cavity (7), a feeding hole (18) is arranged at the other end of the cavity (7), a turnover cover (70) is arranged on the feeding hole (18), the flip cover (70) is rotatably connected with the case (1).

2. The cotton dryer as set forth in claim 1, wherein: the power mechanism (20) comprises a power box (2 a), a motor (21) is arranged in the power box (2 a), one end of the motor (21) is provided with a power shaft (22), the other end of the power shaft (22) is provided with a first bevel gear (23), one side of the first bevel gear (23) is provided with a second bevel gear (24), the second bevel gear (24) is internally connected with a driving shaft (25), the other end of the driving shaft (25) extends out of the power box (2 a) and is arranged in the drying cavity (3), the driving shaft (25) is provided with a fan (26), the fan (26) is positioned in the power cavity (2), the upper end of the fan (26) is provided with a dustproof sleeve (27), the dustproof sleeve (27) is sleeved at the outer end of the driving shaft (25) and can rotate relatively, the outer end of the dustproof sleeve (27) is provided with a second screen (, the second screen (33) is located between the power chamber (2) and the drying chamber (3).

3. The cotton dryer as set forth in claim 2, wherein: strike mechanism (30) including axle sleeve (31), axle sleeve (31) cover is established in driving shaft (25) outer end, axle sleeve (31) are located dirt proof boot (27) top, axle sleeve (31) outer end is equipped with a plurality of dislocation distribution's striking pole (32), striking pole (32) other end is close to dry chamber (3) inner wall.

4. The cotton dryer as set forth in claim 2, wherein: be equipped with rotary mechanism (40) on driving shaft (25), rotary mechanism (40) include round platform (41), round platform (41) outer end is equipped with a plurality of evenly distributed's brush-holder stud (42), brush-holder stud (42) are close to dry chamber (3) inner wall, brush-holder stud (42) other end is equipped with ring (43), round platform (41) one end is equipped with annular wall (44) that the inner wall took the tooth, be equipped with first gear (45) on driving shaft (25), first gear (45) one side is equipped with second gear (46), second gear (46) with first gear (45) meshing, second gear (46) with wall (44) inner wall meshing, wall (44) internal diameter all is greater than second gear (46) with first gear (45).

5. The cotton dryer as set forth in claim 1, wherein: impurity chamber (5) one end is equipped with row's miscellaneous mouthful (15), arrange miscellaneous mouthful (15) outer end and be equipped with a plurality of evenly distributed's first recess (52), arrange miscellaneous mouthful (15) outer end and be equipped with a plurality of baffle (50), baffle (50) both ends are equipped with lug (51), lug (51) can reciprocate in first recess (52), work as lug (51) are located during first recess (52) bottom, baffle (50) cover completely arrange miscellaneous mouthful (15).

6. The cotton dryer as set forth in claim 1, wherein: first baffle (60) one side is equipped with fixture block (61), slide rail (64) one side is equipped with opening (63), fixture block (61) can slide in opening (63), exhaust chamber (6) outer end is equipped with draw-in groove (62), works as fixture block (61) card is gone into when in draw-in groove (62), first baffle (60) are arranged in spout (6 b), first baffle (60) cover completely exhaust hole (6 a), work as fixture block (61) with during draw-in groove (62) separation, first baffle (60) are located in spout (6 b), exhaust hole (6 a) with do not have the shelter from between exhaust chamber (6).

7. The cotton dryer as set forth in claim 1, wherein: flip (70) includes second recess (71), be equipped with stock (72) in second recess (71), quick-witted case (1) is including mount (19), stock (72) are arranged in but mount (19) internal and relative rotation, mount (19) are located in second recess (71), work as flip (70) anticlockwise rotation is to hugging closely when quick-witted case (1) outer wall, pan feeding mouth (18) are in the closed condition, work as flip (70) clockwise rotation time, pan feeding mouth (18) are in the open mode.