CN214021833U - American ginseng rolling screen that possesses fan - Google Patents

Abstract

The utility model relates to a American ginseng roll screen that possesses fan, it includes the frame, and the one end roll connection that ground was kept away from to the frame has a sieve section of thick bamboo, and a sieve section of thick bamboo is hollow cylinder shape, and the lateral wall of a sieve section of thick bamboo is the screen cloth shape, and the feed end of a sieve section of thick bamboo is higher than the discharge end of a sieve section of thick bamboo, and the one end that the frame is close to a sieve section of thick bamboo is equipped with a plurality of raise dust fans. When using the American ginseng roll screen, put into the feed end of a sieve section of thick bamboo with pending American ginseng, because the feed end of a sieve section of thick bamboo is higher than the discharge end of a sieve section of thick bamboo, make the American ginseng after the screening process can directly be discharged from the discharge end, impurity such as silt and weeds of doping in with the American ginseng is blown off to the raise dust motor, the supplementary sieve section of thick bamboo of raise dust motor is together to the American ginseng screening operation, reinforcing American ginseng roll screen removes the function to the screening of impurity, this application has the effect that makes the American ginseng roll screen can select comparatively pure American ginseng, the convenience that improves the American ginseng roll screen and use and practicality.

Description

American ginseng rolling screen that possesses fan

Technical Field

The application relates to the field of filtration, especially, relate to an American ginseng rolling sieve that possesses fan.

Background

American ginseng is a perennial herb of Panax of Araliaceae, and has the effects of invigorating qi, nourishing yin, clearing heat and promoting fluid production. With the development of social economy, in the processing process of the American ginseng at the present stage, the application of the sieve is more extensive, and the sieve is used for screening impurities such as weeds, fine root hairs and the like in the fed American ginseng.

The prior Chinese patent with publication number CN102716853A discloses a rolling screen, which comprises a bracket, a motor, a belt, a rotating shaft, a roller, a feeding hole, an impurity hopper and a discharging hole; the roller is obliquely arranged on the bracket, and the rotating shaft is arranged at the rotating center of the roller; the motor is arranged on the bracket; the belt is arranged between the output shaft of the motor and the rotating shaft; the feed inlet is arranged at the high end of the roller; the discharge hole is arranged at the lower end of the roller; the impurity hopper is arranged on the bracket and positioned between the two end parts of the roller.

In view of the above-mentioned related technologies, the inventor believes that, in the existing production and processing process of the American ginseng, when the American ginseng is screened by the American ginseng rolling screen, if the impurities such as weeds and fine root hairs of the American ginseng are more in the American ginseng, the impurities are screened by the rolling screen only, and the impurities are difficult to be screened out completely, so that the pure American ginseng is obtained, and the rolling screen has the defect of incomplete screening of the impurities.

SUMMERY OF THE UTILITY MODEL

In order to strengthen the screening function of the American ginseng rolling screen on impurities and enable the American ginseng rolling screen to screen out purer American ginseng, the application provides an American ginseng rolling screen with a fan.

The application provides a American ginseng rolling screen who possesses fan adopts following technical scheme:

the utility model provides a American ginseng roll screen that possesses fan, includes the frame, and the one end that ground was kept away from in the frame is rotated and is connected with a sieve section of thick bamboo, and a sieve section of thick bamboo is hollow cylinder shape, and the lateral wall of a sieve section of thick bamboo is screen cloth shape, and the feed end of a sieve section of thick bamboo is higher than the discharge end of a sieve section of thick bamboo, and the one end that the frame is close to a sieve section of thick bamboo is equipped with a plurality of raise dust fans.

Through adopting above-mentioned technical scheme, the frame has supported a sieve section of thick bamboo, make a sieve section of thick bamboo arrange required height in, when using the american ginseng roll screen, put into the feed end of a sieve section of thick bamboo with pending american ginseng, because the feed end of a sieve section of thick bamboo is higher than the discharge end of a sieve section of thick bamboo, make the american ginseng after the screening process can directly be discharged from the discharge end, the dust raising motor blows off impurity such as silt and weeds that mix in with the american ginseng, the supplementary sieve section of thick bamboo of dust raising motor together screens the operation to the american ginseng, reinforcing american ginseng roll screen is to the screening function of impurity, make the american ginseng roll screen can select comparatively pure american ginseng, improve convenience and the practicality that the american ginseng roll screen used.

Optionally, the one end that the frame is close to the raise dust fan is equipped with the fan board, raise dust fan fixed connection is in the one end that the fan board is close to a sieve section of thick bamboo, and the one end that the frame is close to the fan board is equipped with the raise dust motor, and the one end fixed connection that the output shaft of raise dust motor and fan board are close to the raise dust motor, and the one end that the raise dust motor was kept away from to the fan board has set firmly cylindrical shape's bull stick, and the bull stick rotates with the one end that the frame is close to the bull stick to be connected.

Through adopting above-mentioned technical scheme, when the American ginseng roll screen was carried out the screening operation to the American ginseng, the raise dust motor rotates and drives the fan board at the certain limit internal rotation, the raise dust motor supports the fan board with the bull stick from both ends respectively to make the mouth of blowing of raise dust fan can blow towards the multi-angle, make the raise dust fan blow off impurity such as the silt and weeds of adulteration in the American ginseng better, the reinforcing American ginseng roll screen is to the screening function of impurity, convenience and the practicality that improves the American ginseng roll screen and use.

Optionally, the one end that the raise dust motor is close to ground has set firmly the backup pad, and the one end fixedly connected with raise dust cylinder that the backup pad is close to the raise dust fan, and the one end fixed connection that the output shaft of raise dust cylinder and backup pad are close to the raise dust cylinder, the output shaft and the backup pad mutually perpendicular of raise dust cylinder, the slide tray has been seted up to the one end that the frame is close to the bull stick, and the bull stick is arranged in the slide tray.

Through adopting above-mentioned technical scheme, when the American ginseng roll screen carries out the screening operation to the American ginseng, the output shaft through control raise dust cylinder is flexible, change the height of backup pad, and then change the height of raise dust motor and fan board, and then change the relative height of raise dust fan in a sieve section of thick bamboo one end, the pivot reciprocates in the sliding tray, make the raise dust motor can blow off the operation to impurity such as the silt and weeds of doping in the American ginseng in the wider range, the screening function of reinforcing American ginseng roll screen to impurity, improve convenience and the practicality that the American ginseng roll screen used.

Optionally, the equal fixedly connected with mount in both ends that is close to feed end and discharge end in the sieve section of thick bamboo, the mount is close to one of sieve section of thick bamboo feed end and sieve section of thick bamboo discharge end centre of a circle and serves fixedly connected with axis of rotation one and axis of rotation two respectively, and the one end fixedly connected with rotation motor that the frame is close to axis of rotation one, the output shaft and the axis of rotation one of rotation motor are close to the one end fixed connection who rotates the motor, and axis of rotation two is connected with the frame rotation.

Through adopting above-mentioned technical scheme, when the American ginseng roll screen function, rotate the motor and rotate and drive axis of rotation one and rotate, because fixed connection between axis of rotation one, axis of rotation two, mount and the sieve section of thick bamboo, consequently realize a sieve section of thick bamboo and rotate automatically, realize a sieve section of thick bamboo to the autofilter function of American ginseng to reduce workman's intensity of labour, improve convenience and the practicality that the American ginseng roll screen used.

Optionally, a parameter raising shaft is arranged in the screen cylinder, a plurality of parameter raising nets are fixedly connected to the parameter raising shaft, a parameter raising motor is fixedly connected to one end, close to the parameter raising shaft, of the second rotating shaft, and an output shaft of the parameter raising motor is fixedly connected to one end, close to the parameter raising motor, of the parameter raising shaft.

Through adopting above-mentioned technical scheme, when the American ginseng rolling screen carries out the screening operation to the American ginseng, raise the ginseng motor and rotate, make raise the ginseng axle, raise the ginseng net and take place the rotation each other with the American ginseng, raise the ginseng net this moment and raise the American ginseng in a sieve section of thick bamboo to make the raise dust fan can blow off impurity such as the silt and weeds that mix in the American ginseng better, thereby reinforcing the American ginseng rolling screen to the screening function of impurity, improve convenience and the practicality that the American ginseng rolling screen used.

Optionally, one end of the frame, which is far away from the dust raising fan, is fixedly connected with a dust cover, and the dust cover is in an arc-shaped plate shape.

Through adopting above-mentioned technical scheme, when impurity such as silt and weeds of adulteration in with the American ginseng is blown off in the work of raise dust fan, rubbish such as sand dirt and flying cotton fibre can be produced, and the opposite of raise dust motor air outlet is arranged in to the dust cover, has alleviated the sand dirt that raise dust fan during operation produced and has diffused the problem to a certain extent, improves convenience and the practicality that the American ginseng roll screen used.

Optionally, the frame is close to the one end below of a sieve section of thick bamboo and is detachably connected with the collection cover, and the one end that the frame is close to the collection cover has set firmly the card strip of L shape, and the one end that the collection cover is close to the frame has set firmly the pothook strip of falling L shape, and card strip and pothook strip looks adaptation, pothook strip are arranged in and are slided on the card strip.

Through adopting above-mentioned technical scheme, collect the cover through the push-and-pull and make the relative position who collects cover and frame change, and then make card strip and pothook strip take place the relative slip, and then realize collecting the cover and being installed the frame below or from the frame below by the dismantlement, when the American ginseng roll screen during operation, to collect the cover and install the frame below, impurity such as weeds that are screened off this moment and American ginseng root must fall to collect in the cover, when the American ginseng roll screen stop work, to collect the cover and dismantle from the frame below, clear up accumulational impurity in the dust cover, improve convenience and the practicality that the American ginseng roll screen used.

Optionally, fixedly connected with goes out the flitch between the frame, goes out the flitch and arranges the below of sieve section of thick bamboo discharge end in, and the one end that the axis of rotation one was kept away from to the play flitch is less than the one end that the axis of rotation one is close to the play flitch, and the one end that the frame is close to the play flitch has set firmly the storing storehouse, and the below of the flitch is arranged in to the storing storehouse mouth.

Through adopting above-mentioned technical scheme, the American ginseng after the screening is transported out from the discharge end of a sieve section of thick bamboo, and then slides in the storing intracavity along the play flitch, realizes the automatic discharging and the collection function of American ginseng roll screen, practicality and convenience when improving the American ginseng roll screen and using.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when the American ginseng rolling sieve is used, American ginseng to be treated is placed at the feeding end of the sieve cylinder, the feeding end of the sieve cylinder is higher than the discharging end of the sieve cylinder, so that the screened American ginseng can be directly discharged from the discharging end, the dust raising motor blows out impurities such as silt, weeds and the like doped in the American ginseng, the dust raising motor assists the sieve cylinder to carry out screening operation on the American ginseng together, the impurity screening function of the American ginseng rolling sieve is enhanced, the American ginseng rolling sieve can screen relatively pure American ginseng, and the convenience and the practicability of the American ginseng rolling sieve are improved;

2. when the American ginseng rolling sieve is used for screening the American ginseng, the height of the supporting plate is changed by controlling the extension and contraction of the output shaft of the dust raising cylinder, so that the heights of the dust raising motor and the fan plate are changed, and the relative height of the dust raising fan at one end of the sieve cylinder is changed, so that the dust raising motor can blow off impurities such as silt, weeds and the like doped in the American ginseng in a larger range, the impurity screening function of the American ginseng rolling sieve is enhanced, and the convenience and the practicability of the American ginseng rolling sieve are improved;

3. collect the cover through the push-and-pull and make the relative position who collects cover and frame change, and then make card strip and pothook strip take place relative slip, and then realize collecting the cover and being installed the frame below or from the frame below by the dismantlement, when the American ginseng roll screen during operation, will collect the cover and install the frame below, impurity such as weeds and American ginseng root hair that are screened off this moment falls to collecting in the cover, when the American ginseng roll screen stop work, will collect the cover and dismantle from the frame below, the impurity of piling up in the dust cover is cleared up, convenience and the practicality that the American ginseng roll screen used are improved.

Drawings

Fig. 1 is a schematic structural diagram of the embodiment.

FIG. 2 is a schematic structural diagram of a Yangshen net and a collecting cover in the embodiment.

FIG. 3 is a schematic structural diagram of a Yangshan shaft and a Yangshan motor in the embodiment.

Description of reference numerals: 1. a frame; 2. a screen cylinder; 3. a dust raising fan; 4. a fan plate; 5. a dust raising motor; 6. a dust raising cylinder; 7. a fixed mount; 8. rotating a first shaft; 9. a second rotating shaft; 10. rotating the motor; 11. raising ginseng shafts; 12. raising the ginseng net; 13. a ginseng raising motor; 14. a collection hood; 15. a rotating rod; 16. clamping the strip; 17. a hook strip; 18. a discharge plate; 19. a storage bin; 20. a sliding groove; 21. a dust cover; 22. and a support plate.

Detailed Description

The present application is described in further detail below with reference to the accompanying drawings.

The embodiment of the application discloses an American ginseng rolling screen that possesses fan.

Referring to fig. 1, an American ginseng rolling sieve that possesses fan, including frame 1, frame 1 is kept away from the one end rotation on ground and is connected with a sieve section of thick bamboo 2, and a sieve section of thick bamboo 2 is hollow cylinder shape, and the lateral wall of a sieve section of thick bamboo 2 is the screen cloth shape, and the feed end of a sieve section of thick bamboo 2 is higher than the discharge end of a sieve section of thick bamboo 2, puts into the American ginseng rolling sieve in, makes a sieve section of thick bamboo 2 carry out the screening operation to the American ginseng, and the impurity in the American ginseng is directly fallen down after being screened out, realizes the screening function of American ginseng rolling sieve.

Referring to fig. 1 and 2, the equal fixedly connected with mount 7 in both ends that is close to feed end and discharge end in the sieve section of thick bamboo 2, mount 7 is close to one of sieve section of thick bamboo 2 feed end and discharge end centre of a circle and serves fixedly connected with axis of rotation one 8 and axis of rotation two 9 respectively, frame 1 is close to one end fixedly connected with rotation motor 10 of axis of rotation one 8, the output shaft and the axis of rotation one 8 of rotation motor 10 are close to the one end fixed connection who rotates motor 10, axis of rotation two 9 rotate with frame 1 and be connected. When the American ginseng roll screen functions, rotate motor 10 and function, rotate motor 10 and rotate and drive axis of rotation one 8 and rotate, because fixed connection between axis of rotation one 8, axis of rotation two 9, mount 7 and the sieve section of thick bamboo 2, consequently realize sieve section of thick bamboo 2 and rotate automatically, realize sieve section of thick bamboo 2 to the autofilter function of American ginseng to reduce workman's intensity of labour, improve convenience and the practicality of American ginseng roll screen use.

Referring to fig. 1 and 2, fixedly connected with goes out flitch 18 between the frame 1, goes out flitch 18 and arranges the below of 2 discharge ends in the sieve section of thick bamboo in, and the one end that goes out flitch 18 and keep away from rotation axis 8 is less than one end that goes out flitch 18 one and be close to rotation axis 8, and the one end that frame 1 is close to out flitch 18 has set firmly storing storehouse 19, and the below of going out flitch 18 is arranged in to storing storehouse 19 mouth. The radix Panacis Quinquefolii after the screening is transported out from the discharge end of a sieve section of thick bamboo 2, and then slides in the storing intracavity along ejection of compact board 18, realizes the automatic discharging and the collection function of radix Panacis Quinquefolii rolling sieve, practicality and convenience when improving the radix Panacis Quinquefolii rolling sieve and using.

Referring to fig. 1 and 2, a dust cover 21 is fixedly connected to one end of the frame 1 away from the dust blower 3, and the dust cover 21 is in an arc plate shape. When the dust-raising fan 3 works to blow off the silt, weeds and other impurities doped in the American ginseng, garbage such as sand dust and flying cotton can be generated, the dust cover 21 is arranged opposite to the air outlet of the dust-raising motor 5, the problem of sand dust diffusion generated when the dust-raising fan 3 works is relieved to a certain extent, and the convenience and the practicability of the American ginseng rolling screen are improved.

Referring to fig. 1 and 2, a collecting cover 14 is detachably connected below one end of a frame 1 close to a screen drum 2, an L-shaped clamping strip 16 is fixedly arranged at one end of the frame 1 close to the collecting cover 14, an inverted L-shaped clamping hook strip 17 is fixedly arranged at one end of the collecting cover 14 close to the frame 1, the clamping strip 16 is matched with the clamping hook strip 17, and the clamping hook strip 17 is arranged on the clamping strip 16 to slide. Collect cover 14 through the push-and-pull and make the relative position who collects cover 14 and frame 1 change, and then make card strip 16 and pothook strip 17 take place relative slip, and then realize collecting cover 14 and be installed frame 1 below or from frame 1 below dismantlement, when the American ginseng roll screen during operation, to collect cover 14 and install frame 1 below, impurity such as weeds and American ginseng root hair that are screened off at this moment falls to collecting cover 14 in, when the American ginseng roll screen stop work, will collect cover 14 and dismantle from frame 1 below, clear up accumulational impurity in the dust cover 21, improve convenience and the practicality that the American ginseng roll screen used.

Referring to fig. 1 and 2, a plurality of dust blowers 3 are installed at one end of the frame 1 near the screen drum 2. The dust raising motor 5 blows out impurities such as silt and weeds doped in the American ginseng, the dust raising motor 5 assists the screen drum 2 to screen the American ginseng together, the screening function of the American ginseng rolling screen on the impurities is enhanced, the American ginseng rolling screen can screen relatively pure American ginseng, and the use convenience and practicability of the American ginseng rolling screen are improved.

Referring to fig. 1 and 2, frame 1 is close to the one end installation fan board 4 that is close to raise dust fan 3, the one end that is close to sieve section of thick bamboo 2 at fan board 4 is connected to raise dust fan 3 fixed connection, raise dust motor 5 has been placed to the one end that frame 1 is close to fan board 4, the one end fixed connection that is close to raise dust motor 5 of output shaft and fan board 4 of raise dust motor 5, the one end that raise dust motor 5 was kept away from to fan board 4 has set firmly cylindric shape bull stick 15, bull stick 15 rotates with the one end that frame 1 is close to bull stick 15 to be connected. When the American ginseng roll screen carries out the screening operation to the American ginseng, raise dust motor 5 rotates and drives fan board 4 at the certain limit internal rotation, raise dust motor 5 supports fan board 4 from both ends respectively with bull stick 15 to make the mouth of blowing of raise dust fan 3 can blow towards the multi-angle, make raise dust fan 3 can blow off impurity such as the silt and weeds of adulteration in the American ginseng better, reinforcing American ginseng roll screen removes the function to the screening of impurity, convenience and the practicality that improves the American ginseng roll screen and use.

Referring to fig. 1 and 2, the one end that raise dust motor 5 is close to ground has set firmly backup pad 22, and backup pad 22 is close to the one end fixedly connected with raise dust cylinder 6 of raise dust fan 3, and the one end fixed connection that raise dust cylinder 6's output shaft and backup pad 22 are close to raise dust cylinder 6, and the output shaft and the backup pad 22 mutually perpendicular of raise dust cylinder 6, and sliding tray 20 has been seted up to the one end that frame 1 is close to bull stick 15, and bull stick 15 is arranged in sliding tray 20. When the American ginseng roll screen carries out the screening operation to the American ginseng, the output shaft through control raise dust cylinder 6 is flexible, change the height of raise dust motor 5 and fan board 4, and then change the relative height of raise dust fan 3 in 2 one ends of a sieve section of thick bamboo, the pivot reciprocates in sliding tray 20, make raise dust motor 5 can blow off the operation to impurity such as the silt and weeds of adulteration in the American ginseng in wider range, the screening function of reinforcing American ginseng roll screen to impurity, improve convenience and the practicality that the American ginseng roll screen used.

Referring to fig. 2 and 3, a ginseng raising shaft 11 is installed in the screen cylinder 2, a plurality of ginseng raising nets 12 are fixedly connected to the ginseng raising shaft 11, the ginseng raising nets 12 are spirally arranged on the ginseng raising shaft 11, a ginseng raising motor 13 is fixedly connected to one end, close to the ginseng raising shaft 11, of the second rotating shaft 9, and an output shaft of the ginseng raising motor 13 is fixedly connected to one end, close to the ginseng raising motor 13, of the ginseng raising shaft 11. When the American ginseng rolling sieve carries out screening operation to the American ginseng, the ginseng raising motor 13 rotates, so that the ginseng raising shaft 11, the ginseng raising net 12 and the American ginseng rotate mutually, at the moment, the ginseng raising net 12 raises the American ginseng in the sieve cylinder 2, and therefore the dust raising fan 3 can better blow off impurities such as silt and weeds doped in the American ginseng, the impurity screening function of the American ginseng rolling sieve is enhanced, and the convenience and the practicability of the American ginseng rolling sieve are improved.

The implementation principle of the American ginseng rolling screen with the fan in the embodiment of the application is as follows: frame 1 is close to the one end of a sieve section of thick bamboo 2 and is settled a plurality of raise dust fans 3, and 1 one end of frame is settled fan board 4 and raise dust motor 5, and the output shaft and the fan board 4 fixed connection of raise dust motor 5. When the American ginseng roll screen carries out screening operation to the American ginseng, raise dust motor 5 rotates and drives fan board 4 at the certain limit internal rotation to make the mouth of blowing of raise dust fan 3 can blow towards the multi-angle, make raise dust fan 3 can blow off impurity such as the silt and weeds of adulteration in the American ginseng better, reinforcing American ginseng roll screen removes the function to the screening of impurity, improves convenience and the practicality that the American ginseng roll screen used.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (7)

1. The utility model provides a radix Panacis Quinquefolii rolling sieve that possesses fan which characterized in that: including frame (1), the one end that ground was kept away from in frame (1) rotates and is connected with a sieve section of thick bamboo (2), a sieve section of thick bamboo (2) are hollow cylindrical shape, the lateral wall of a sieve section of thick bamboo (2) is the screen cloth shape, the feed end of a sieve section of thick bamboo (2) is higher than the discharge end of a sieve section of thick bamboo (2), the one end that frame (1) is close to a sieve section of thick bamboo (2) is equipped with a plurality of raise dust fans (3), the one end that frame (1) is close to raise dust fan (3) is equipped with fan board (4), raise dust fan (3) fixed connection is in the one end that fan board (4) are close to a sieve section of thick bamboo (2), the one end that frame (1) is close to fan board (4) is equipped with raise dust motor (5), the one end fixed connection that the output shaft and fan board (4) of raise dust motor (5) are close to raise dust motor (5), the one end that fan board (4) are kept away from raise dust motor (5) sets firmly cylindrical shape bull stick (15), bull stick (15) are connected with the rotation of frame (1) one end that is close to bull stick (15).

2. The American ginseng rolling screen with the fan as claimed in claim 1, wherein: one end of the dust raising motor (5) close to the ground is fixedly provided with a supporting plate (22), one end of the supporting plate (22) close to the dust raising fan (3) is fixedly connected with a dust raising cylinder (6), the output shaft of the dust raising cylinder (6) is fixedly connected with one end of the supporting plate (22) close to the dust raising cylinder (6), the output shaft of the dust raising cylinder (6) is perpendicular to the supporting plate (22), one end of the rack (1) close to the rotating rod (15) is provided with a sliding groove (20), and the rotating rod (15) is arranged in the sliding groove (20).

3. The American ginseng rolling screen with the fan as claimed in claim 1, wherein: the equal fixedly connected with mount (7) in both ends that are close to feed end and discharge end in sieve section of thick bamboo (2), mount (7) are close to one of sieve section of thick bamboo (2) feed end and sieve section of thick bamboo (2) discharge end centre of a circle and serve fixedly connected with axis of rotation one (8) and axis of rotation two (9) respectively, and frame (1) is close to the one end fixedly connected with rotation motor (10) of axis of rotation one (8), and the output shaft and the one end fixed connection that axis of rotation one (8) are close to rotation motor (10) of rotation motor (10), and axis of rotation two (9) rotate with frame (1) and are connected.

4. The American ginseng rolling screen with the fan of claim 3, wherein: the sieve drum is characterized in that a parameter raising shaft (11) is arranged in the sieve drum (2), a plurality of parameter raising nets (12) are fixedly connected to the parameter raising shaft (11), a parameter raising motor (13) is fixedly connected to one end, close to the parameter raising shaft (11), of the second rotating shaft (9), and an output shaft of the parameter raising motor (13) is fixedly connected to one end, close to the parameter raising motor (13), of the parameter raising shaft (11).

5. The American ginseng rolling screen with the fan as claimed in claim 1, wherein: one end of the frame (1) far away from the dust raising fan (3) is fixedly connected with a dust cover (21), and the dust cover (21) is in an arc-shaped plate shape.

6. The American ginseng rolling screen with the fan as claimed in claim 1, wherein: frame (1) is close to the one end below of a sieve section of thick bamboo (2) and can detachably be connected with and collects cover (14), and the one end that frame (1) is close to collecting cover (14) has set firmly card strip (16) of L shape, and the one end that collects cover (14) and is close to frame (1) has set firmly pothook strip (17) of falling L shape, and card strip (16) and pothook strip (17) looks adaptation, pothook strip (17) are arranged in and are slided on card strip (16).

7. The American ginseng rolling screen with the fan as claimed in claim 1, wherein: fixedly connected with goes out flitch (18) between frame (1), goes out flitch (18) and arranges the below of a sieve section of thick bamboo (2) discharge end in, and the one end that rotation axis (8) were kept away from to go out flitch (18) is less than one end that rotation axis (8) are close to one of play flitch (18), and frame (1) is close to the one end of going out flitch (18) and has set firmly storing storehouse (19), and the below of going out flitch (18) is arranged in to storing storehouse (19) mouth.

Images