CN210675966U

CN210675966U - A sieving mechanism for tobacco processing

Info

Publication number: CN210675966U
Application number: CN201921682023.XU
Authority: CN
Inventors: 李琳珊
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-10-10
Filing date: 2019-10-10
Publication date: 2020-06-05
Anticipated expiration: 2029-10-10

Abstract

The utility model relates to a tobacco processing equipment technical field just discloses a sieving mechanism for tobacco processing, the on-line screen storage device comprises a base, base top right side fixed mounting has the screening case, screening case left side is equipped with the tube-shape casing, the support frame has all been welded at tube-shape bottom of the housing face both ends, support frame bottom fixed connection is in the base upper surface, driving motor is installed to tube-shape casing right-hand member, the inside middle rotation of tube-shape casing is connected with the pivot. The utility model discloses, driving motor drives pivot and helical blade and rotates the material loading, and when the tobacco was driven by helical blade, garrulous tiny particle wherein filtered off from the first filter screen that first unloading led to the inslot, just can carry out the first screening to the tobacco when realizing the material loading, and the tobacco after the screening falls to first deflector top from the unloading pipe, is in the same direction as first deflector and the slow falling in sieve material otter board top of second deflector, and vibrating motor drives the tobacco vibration on the sieve material otter board, carries out the secondary screening.

Description

A sieving mechanism for tobacco processing

Technical Field

The utility model relates to a tobacco processing equipment technical field specifically is a sieving mechanism for tobacco processing.

Background

The tobacco is a temperature-preference crop and is sensitive to the temperature, and different temperature conditions have large influence on the quality and yield of the tobacco. The requirement of high-quality tobacco on temperature in the growth period is lower in the early stage and higher in the later stage. When the daily average temperature is higher than 35 ℃, the growth of tobacco plants is inhibited, leaves become coarse and hard, and the quality is poor due to overhigh nicotine content. The low temperature can promote the early development of tobacco plants, but different varieties have certain differences in the response to the low temperature.

Tobacco need carry out screening process to it when the production processing, but present tobacco screening process is mostly once screening processing, is difficult to give the screening clean miscellaneous grain in the tobacco, particle, and current equipment need consume more time on the screen cloth and make a round trip vibration screening in addition, and the screening time is longer, and efficiency is lower.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a sieving mechanism for tobacco processing possesses that the screening is fast, can multistage carry out the tobacco screening, has solved tobacco screening consuming time more, and the screening speed is slow, the screening back remains the more problem of crushed grain mixture.

(II) technical scheme

For realizing the above-mentioned shock attenuation purpose of preventing falling, the utility model provides a following technical scheme: a screening device for tobacco processing comprises a base, wherein a screening box is fixedly mounted on the right side of the top of the base, a cylindrical shell is arranged on the left side of the screening box, support frames are welded at two ends of the bottom surface of the cylindrical shell, the bottom of each support frame is fixedly connected to the upper surface of the base, a driving motor is mounted at the right end of the cylindrical shell, a rotating shaft is rotatably connected in the middle of the inside of the cylindrical shell, a helical blade is fixedly connected to the outer side of the rotating shaft, the output end of the driving motor is connected to the right end of the rotating shaft through a coupler, a first blanking through groove is formed in the bottom of the cylindrical shell between the two groups of support frames, a first filter screen is fixedly mounted in the first blanking through groove, a blanking hopper is communicated with the left side of the upper end of the cylindrical shell, a blanking pipe, the utility model discloses a screening case, including screening case, screening case.

Preferably, the upper end of the cylindrical shell is communicated with three groups of air inlet pipes, a fan is fixedly mounted inside each air inlet pipe, and a first protective net and a second protective net which are fixedly connected with the inner wall of each air inlet pipe are respectively arranged above and below the fan.

Preferably, the inner wall left side and the right side of sieve material otter board top screening case are fixedly connected with first deflector and the second deflector that the overlap equidistance set up respectively, first deflector right-hand member downward sloping 20 degrees, second deflector left end downward sloping 20 degrees.

Preferably, electric heater is all installed to inside left side wall of screening case and right side wall, the air exhauster is installed at screening roof portion, it has the gas vent to open at screening roof portion, the air exhauster input communicates in the gas vent.

Preferably, the screen material otter board is including backup pad and second filter screen, open in the backup pad middle part has the logical groove of second unloading, second filter screen fixed mounting leads to inside the groove at second unloading.

Preferably, a first collecting box is placed at the top of the base below the first blanking through groove, a second collecting box is placed at the bottom end of the interior of the screening box below the screening mesh plate, and a moving wheel is installed at the bottom of the second collecting box.

(III) advantageous effects

Compared with the prior art, the utility model provides a sieving mechanism for tobacco processing possesses following beneficial effect:

1. this sieving mechanism passes through driving motor and drives pivot and helical blade and rotate the material loading, when the tobacco is driven by helical blade, garrulous tiny particle wherein filters out from the first filter screen that first unloading led to the inslot, just can carry out the screening for the first time to the tobacco when realizing the material loading, tobacco after the screening falls to first deflector top from the unloading pipe, in the same direction as first deflector and the slow falling in sieve material otter board top of second deflector, vibrating motor drives the tobacco vibration on the sieve material otter board, carry out the secondary screening, the good tobacco of screening falls out from the discharge gate, it is fast to filter, can carry out the tobacco screening in succession, improve the screening efficiency of tobacco.

2. Just can make the tobacco carry out a screening in first filter screen department when helical blade drives the tobacco material loading, under the drive of screening incasement portion vibrating motor, the tobacco carries out the secondary screening on the second filter screen on the sieve material otter board, improves screening efficiency.

Drawings

FIG. 1 is a schematic view of the structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the screening box of the present invention;

FIG. 3 is a schematic view of the structure of the screening net plate of the present invention;

fig. 4 is an enlarged schematic structural diagram of a portion a in fig. 1 according to the present invention.

In the figure: 1. a base; 2. a screening box; 3. a cylindrical case; 4. a drive motor; 5. a rotating shaft; 6. a helical blade; 7. a discharging pipe; 8. feeding a hopper; 9. a first blanking through groove; 10. a first filter screen; 11. a first collection tank; 12. a support frame; 13. a feed inlet; 14. a material screening net plate; 141. a support plate; 142. a second blanking through groove; 143. a second filter screen; 15. a vibration motor; 16. a discharge port; 17. an air inlet pipe; 18. a fan; 19. a first protection net; 20. a second protective net; 21. an electric heater; 22. an exhaust fan; 23. a second collection tank; 24. a first guide plate; 25. a second guide plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, a screening device for tobacco processing comprises a base 1, a screening box 2 is fixedly installed on the right side of the top of the base 1, a cylindrical casing 3 is arranged on the left side of the screening box 2, wherein the right end of the cylindrical casing 3 is inclined upwards by 20 degrees, support frames 12 are welded on both ends of the bottom surface of the cylindrical casing 3, the bottom of each support frame 12 is fixedly connected to the upper surface of the base 1, a driving motor 4 is installed on the right end of the cylindrical casing 3, the driving motor 4 is PL22-750W-10S, a rotating shaft 5 is rotatably connected in the middle of the inside of the cylindrical casing 3, a helical blade 6 is fixedly connected on the outer side of the rotating shaft 5, the output end of the driving motor 4 is connected to the right end of the rotating shaft 5 through a coupler, a first blanking through groove 9 is formed in, the left side of the upper end of the cylindrical shell 3 is communicated with a blanking hopper 8, the right side of the lower end of the cylindrical shell 3 is communicated with a blanking pipe 7, the left side of the upper end of the screening box 2 is provided with a feeding hole 13, the bottom end of the blanking pipe 7 is inserted into the feeding hole 13, the lower part of the right side of the screening box 2 is provided with a discharging hole 16, the left side wall of the interior of the screening box 2 is fixedly connected with a screening net plate 14, the right end of the screening net plate 14 extends to the right side of the discharging hole 16, the bottom of the screening net plate 14 is fixedly provided with a vibrating; put into the tobacco from hopper 8 down, driving motor 4 drives pivot 5 and helical blade 6 and rotates the material loading, when the tobacco was driven by helical blade 6, garrulous tiny particle wherein filters out from the first filter screen 10 in the logical groove 9 of first unloading, just can carry out the first screening to the tobacco when realizing the material loading, the tobacco after the screening falls to first deflector 24 top from unloading pipe 7, along with first deflector 24 and second deflector 25 slowly fall in sieve material otter board 14 top, vibrating motor 15 drives the tobacco vibration on the sieve material otter board 14, carry out the secondary screening, the good tobacco of screening falls out from discharge gate 16.

Further, the upper end of the cylindrical casing 3 is communicated with three groups of air inlet pipes 17, fans 18 are fixedly arranged in the air inlet pipes 17, a first protective net 19 and a second protective net 20 which are fixedly connected with the inner walls of the air inlet pipes 17 are respectively arranged above and below the fans 18, and the fans 18 are BT35-11 axial flow type fans 18; the air inlet pipe 17 is perpendicular to the cylindrical case 3, the air blown out by the fan 18 inside the air inlet pipe 17 enables broken particles in tobacco to be quickly leaked out of the first filter screen 10 under pressure, the tobacco screening efficiency is improved, the first protective net 19 and the second protective net 20 are used for protecting the fan 18, and foreign objects are placed to enter the fan 18 to damage blades of the fan 18.

Further, the left side and the right side of the inner wall of the screening box 2 above the screen material mesh plate 14 are respectively and fixedly connected with a first guide plate 24 and a second guide plate 25 which are overlapped and equidistantly arranged, the right end of the first guide plate 24 is inclined downwards by 20 degrees, and the left end of the second guide plate 25 is inclined downwards by 20 degrees; the first guide plate 24 and the second guide plate 25 are overlapped and obliquely arranged so that the tobacco slowly slides down.

Further, the left side wall and the right side wall inside the screening box 2 are both provided with electric heaters 21, the top of the screening box 2 is provided with an exhaust fan 22, the top of the screening box 2 is provided with an exhaust port, the input end of the exhaust fan 22 is communicated with the exhaust port, wherein the electric heaters 21 are DN40 type electric heating pipes, and the exhaust fan 22 is a CF-11 type centrifugal exhaust fan 22; the electric heater 21 is used for heating the tobacco inside the screening box 2 so that the tobacco remains dry, and the air exhauster 22 can draw out floating ash inside the screening box 2 during tobacco processing.

Further, the screen material screen plate 14 comprises a support plate 141 and a second filter screen 143, the middle part of the support plate 141 is provided with a second blanking through groove 142, and the second filter screen 143 is fixedly installed inside the second blanking through groove 142; the screen material mesh plate 14 is driven by the vibration motor 15, and the residual broken particles in the tobacco are screened and filtered above the second filter screen 143.

Further, a first collecting box 11 is arranged at the top of the base 1 below the first blanking through groove 9, a second collecting box 23 is arranged at the bottom end inside the screening box 2 below the screening mesh plate 14, and moving wheels are arranged at the bottom of the second collecting box 23; the first collecting chamber 11 is used for collecting the tobacco particles filtered by the first filter 10, the second collecting chamber 23 is used for collecting the tobacco particles filtered by the second filter 143, and the second collecting chamber 23 can be pulled out from the discharge port 16.

According to the working principle, tobacco is put into the feeding hopper 8, the driving motor 4 drives the rotating shaft 5 and the spiral blade 6 to rotate for feeding, when the tobacco is driven by the spiral blade 6, broken small particles in the tobacco are filtered out from the first filter screen 10 in the first feeding through groove 9, meanwhile, air blown out by the fan 18 in the air inlet pipe 17 enables the broken small particles in the tobacco to quickly leak out of the first filter screen 10 under pressure, the tobacco screening efficiency is improved, the tobacco can be screened for the first time while feeding is achieved, the screened tobacco falls to the position above the first guide plate 24 from the feeding pipe 7 and slowly falls onto the position above the screen material screen plate 14 along the first guide plate 24 and the second guide plate 25, the vibrating motor 15 drives the tobacco on the screen material screen plate 14 to vibrate for secondary screening, and the screened tobacco falls out of the discharge hole 16; the tobacco particles filtered by the first filter 10 fall into the first catch tank 11, and the tobacco particles filtered by the second filter 143 fall into the second catch tank to be collected.

In conclusion, the screening device drives the rotating shaft 5 and the spiral blade 6 to rotate for feeding through the driving motor 4, when the tobacco is driven by the spiral blade 6, broken small particles in the tobacco are filtered out from the first filter screen 10 in the first feeding through groove 9, the tobacco can be screened for the first time while feeding is realized, the screened tobacco falls to the upper part of the first guide plate 24 from the feeding pipe 7 and slowly falls to the upper part of the screen material screen plate 14 along the first guide plate 24 and the second guide plate 25, the vibrating motor 15 drives the tobacco on the screen material screen plate 14 to vibrate for secondary screening, the screened tobacco falls out from the discharge port, the screening speed is high, the tobacco screening can be continuously carried out, and the screening efficiency of the tobacco is improved;

the helical blade 6 drives the tobacco to be fed, meanwhile, the tobacco can be subjected to primary screening at the first filter screen 10, and the tobacco is subjected to secondary screening on the second filter screen 143 on the screen material screen plate 14 under the driving of the vibrating motor 15 in the screening box 2, so that the screening efficiency is improved;

the driving motor 4, the vibration motor 15, the fan 18, the electric heater 21 and the exhaust fan 22 are all connected with an external power supply and a switch, and the specific connection mode and the use method thereof are already the disclosed technology and are not described in detail herein.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A sieving mechanism for tobacco processing, includes base (1), its characterized in that: the filter box is characterized in that a filter box (2) is fixedly mounted on the right side of the top of the base (1), a cylindrical shell (3) is arranged on the left side of the filter box (2), support frames (12) are welded at two ends of the bottom surface of the cylindrical shell (3), the bottom of each support frame (12) is fixedly connected to the upper surface of the base (1), a driving motor (4) is mounted at the right end of the cylindrical shell (3), a rotating shaft (5) is rotatably connected to the middle of the inside of the cylindrical shell (3), a helical blade (6) is fixedly connected to the outer side of the rotating shaft (5), the output end of the driving motor (4) is connected to the right end of the rotating shaft (5) through a coupler, a first blanking through groove (9) is formed in the bottom of the cylindrical shell (3) between the two groups of support frames (12), a first filter screen (10) is, tube-shape casing (3) lower extreme right side intercommunication has unloading pipe (7), it has feed inlet (13) to open on screening case (2) upper end left side, unloading pipe (7) bottom is pegged graft inside feed inlet (13), it has discharge gate (16) to open screening case (2) right side below, screening case (2) inside left side wall fixedly connected with sieve material otter board (14), and sieve material otter board (14) right-hand member extends to discharge gate (16) right side, sieve material otter board (14) bottom fixed mounting has vibrating motor (15).

2. A screening apparatus for tobacco processing according to claim 1, wherein: the air purifier is characterized in that the upper end of the cylindrical shell (3) is communicated with three groups of air inlet pipes (17), a fan (18) is fixedly mounted inside the air inlet pipes (17), and a first protective net (19) and a second protective net (20) which are fixedly connected with the inner wall of each air inlet pipe (17) are arranged above and below the fan (18) respectively.

3. A screening apparatus for tobacco processing according to claim 1, wherein: inner wall left side and the right side of sieve material otter board (14) top screening case (2) are fixedly connected with first deflector (24) and second deflector (25) that the overlap equidistance set up respectively, first deflector (24) right-hand member downward sloping 20 degrees, second deflector (25) left end downward sloping 20 degrees.

4. A screening apparatus for tobacco processing according to claim 1, wherein: electric heater (21) are all installed to inside left side wall of screening case (2) and right side wall, air exhauster (22) are installed at screening case (2) top, it has the gas vent to screen case (2) top open, air exhauster (22) input communicates in the gas vent.

5. A screening apparatus for tobacco processing according to claim 1, wherein: the screen material screen plate (14) comprises a support plate (141) and a second filter screen (143), a second blanking through groove (142) is formed in the middle of the support plate (141), and the second filter screen (143) is fixedly installed inside the second blanking through groove (142).

6. A screening apparatus for tobacco processing according to claim 1, wherein: a first collecting box (11) is placed at the top of the base (1) below the first blanking through groove (9), a second collecting box (23) is placed at the bottom end inside the screening box (2) below the screening mesh plate (14), and moving wheels are installed at the bottom of the second collecting box (23).