CN112845078B

CN112845078B - Dust treatment device for ventilating duct of winnowing machine

Info

Publication number: CN112845078B
Application number: CN202011640017.5A
Authority: CN
Inventors: 董家权; 龙宝成
Original assignee: Hubei Runchu Biotechnology Co ltd
Current assignee: Hubei Runchu Biotechnology Co ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2023-04-25
Anticipated expiration: 2040-12-31
Also published as: CN112845078A

Abstract

The invention provides a dust treatment device for a ventilating duct of a winnowing machine, which comprises a machine case, wherein a grading mechanism is arranged at the bottom of the machine case, a first shell and a second shell are respectively communicated with two ends of the machine case, a fan is fixed in the first shell, and a first filtering mechanism for filtering return air is arranged between the first shell and the second shell; the first filtering mechanism comprises a connecting shell arranged below the grading mechanism, connecting pipes are rotatably connected to two ends of the connecting shell, and the other ends of the two connecting pipes are respectively communicated with opposite surfaces of the first shell and the second shell; two alternately used frame bodies are connected in a sliding mode in the connecting shell. The invention can recycle wind energy resources blown out by the winnowing machine, prevent impurities such as dust carried by wind blown out by the winnowing machine from directly entering and exiting into the air, and can effectively filter dust in the wind energy resources which are recycled.

Description

Dust treatment device for ventilating duct of winnowing machine

Technical Field

The invention relates to the field of dust treatment devices, in particular to a dust treatment device for a ventilating duct of a winnowing machine.

Background

Tea leaves belong to the family Theaceae, genus Thea, shrub or small arbor, tender branch without hair, she Gezhi, oblong or elliptic shape, and can be directly soaked in boiled water for drinking, and are classified into six kinds according to variety and manufacturing mode and product appearance. The tea beverage is known as one of three beverages in the world, and the tea contains catechin, cholestenone, caffeine, inositol, folic acid, pantothenic acid and other components, so that the health of a human body can be improved; the tea leaves are picked and then fried, the tea leaves are subjected to screening and dust removal treatment, and the screening and dust removal of the tea leaves are basically finished by using a winnowing machine, but the winnowing machine at present adopts a mode of air inlet at one end and air outlet at the other end, so that dust existing in the tea leaves is directly discharged into the air, the screened dust cannot be effectively treated, the working environment and the health of workers are influenced to a certain extent, and meanwhile, wind energy resources are wasted.

Disclosure of Invention

The invention discloses a dust treatment device for a ventilating duct of a winnowing machine, which solves the problems that dust existing in tea leaves is directly discharged into the air in a mode of air inlet at one end and air outlet at the other end of the winnowing machine, and the screened dust cannot be effectively treated, so that the working environment and the physical health of workers are influenced to a certain extent.

In order to solve the technical problems, the invention adopts the following technical scheme:

the utility model provides a winnowing machine air pipe dust processing apparatus, includes the quick-witted case, the bottom of machine case is equipped with grading machine, the both ends of machine case communicate respectively and have first casing and second casing, be fixed with the fan in the first casing, be equipped with the first filter equipment that is used for carrying out the filtration to the backward flow wind between first casing and the second casing;

the first filtering mechanism comprises a connecting shell arranged below the grading mechanism, connecting pipes are rotatably connected to two ends of the connecting shell, and the other ends of the two connecting pipes are respectively communicated with opposite surfaces of the first shell and the second shell; two alternately used frame bodies are connected in a sliding manner in the connecting shell, two ends of the frame bodies are arranged in an open manner, a group of extractable hollow plates are connected in the frame bodies in a sliding manner, an adhesive tape is adhered to one surface of each hollow plate, which faces away from the first shell, and perforations are formed in positions, which are adhered to the adhesive tape, of the hollow plates; the frame body is also provided with a second filtering mechanism for filtering the reflux air exhausted from the hollow plate;

the second filtering mechanism comprises a hollow baffle plate placed in an opening on the front surface of the frame body, a group of short pipes are communicated with the hollow plate, the short pipes are movably inserted with the back surface of the baffle plate and extend into the baffle plate, a group of storage boxes are fixed at the top in the baffle plate, filtering yarns extending out of the storage boxes are connected in the storage boxes through coil springs, and a driving assembly for winding and cleaning the filtering yarns is arranged in the baffle plate; a group of isolation plates for separating a group of storage boxes are also fixed in the baffle, and an air outlet hole blocked by the filtering yarn is formed in one surface of the baffle facing the hollow plate; two auxiliary mechanisms for assisting in filtering return air are arranged above the connecting shell.

Compared with the prior art, the invention has the following beneficial effects:

after the air blown by the fan enters the machine case, pouring the tea into the machine case, wherein lighter tea is blown far by wind, heavier tea is blown nearer, and then the tea with different weights falls into different positions in the classifying mechanism to finish classifying the tea; dust in the tea leaves enters the second shell along with wind force, air in the second shell is sucked through the two connecting pipes and the connecting shell along with the suction end of the fan, when the dust enters the connecting shell and passes through the frame body, the hollow plate in the frame body is matched with the adhesive tape, so that the dust and other hairs in the air are adhered on the adhesive tape, and the air is filtered; then, after air enters the hollow plate through the through holes on the hollow plate, the air enters the baffle through the short pipe, and when the air is discharged through the air outlet holes on the baffle, the dust in the air is further filtered by the filtering yarns; the separation plate in the baffle plate separates a group of storage boxes and then cooperates with a group of hollow plates, so that air is filtered when passing through the hollow plates, and is filtered by the filtering yarns when entering the baffle plate and then being discharged from the air outlet holes of the baffle plate, and the steps are repeated for several times, so that dust and impurities in the air are thoroughly filtered; meanwhile, the auxiliary mechanism assists the frame body to further filter air; when the dust stored in one frame is excessive, the frame can be slid out of the connecting shell, and then the other frame is slid into the connecting shell to filter the air; the invention can recycle wind energy resources blown out by the winnowing machine, prevent impurities such as dust carried by wind blown out by the winnowing machine from directly entering and exiting into the air, and can effectively filter dust in the wind energy resources which are recycled; the dust can be collected without stopping.

Drawings

FIG. 1 is a schematic diagram of the structure of the present invention in elevation;

FIG. 2 is a schematic cross-sectional view of the present invention;

FIG. 3 is a schematic cross-sectional view of a frame of the present invention;

FIG. 4 is a schematic diagram of an exploded structure of the hollow slab and baffle of the present invention in side cross-section;

FIG. 5 is a schematic elevational view in cross-section of a baffle plate of the present invention;

fig. 6 is a schematic cross-sectional view of a cloth bag according to the present invention.

In the figure: 1. a chassis; 2. an arc tube; 21. a classifying plate; 22. an adjusting plate; 23. iron blocks; 24. a discharge pipe; 3. a first housing; 31. a blower; 32. a vibratory feeder; 4. a first magnet; 5. a second housing; 51. a carrying plate; 52. a collection frame; 53. a filter cover; 6. a connecting pipe; 7. a connection housing; 71. a frame; 72. a baffle; 721. a storage box; 722. filtering yarn; 723. a motor; 724. a rotating rod; 725. a sponge cushion; 726. a partition plate; 73. a hollow slab; 74. sticking a tape; 75. a groove; 76. a suction plate; 77. a filter screen; 78. a short pipe; 79. a second magnet; 8. a connection frame; 81. a top plate; 82. a cloth bag; 821. filtering cotton; 822. a magic tape; 9. a base; 10. and a fixing plate.

Detailed Description

The details of the present invention are described below in conjunction with the accompanying drawings and examples.

As shown in fig. 1, 2, 3, 4 and 5, the present invention provides a technical solution: the utility model provides a winnowing machine air pipe dust processing apparatus, includes quick-witted case 1, the bottom of quick-witted case 1 is equipped with grading plant, the both ends of quick-witted case 1 communicate respectively and have first casing 3 and second casing 5, be fixed with fan 31 in the first casing 3, be equipped with the first filter mechanism that is used for carrying out the filtration to the backward flow wind between first casing 3 and the second casing 5;

the first filtering mechanism comprises a connecting shell 7 arranged below the grading mechanism, two ends of the connecting shell 7 are respectively and rotatably connected with connecting pipes 6, and the other ends of the two connecting pipes 6 are respectively communicated with opposite surfaces of the first shell 3 and the second shell 5; two alternately used frame bodies 71 are connected in a sliding manner in the connecting shell 7, two ends of the frame bodies 71 are arranged in an open manner, a group of extractable hollow plates 73 are connected in a sliding manner in the frame bodies 71, an adhesive tape 74 is adhered to one surface of the hollow plates 73, which faces away from the first shell 3, and perforations are formed in the positions, which are adhered to the adhesive tape 74, of the hollow plates 73; the frame 71 is further provided with a second filter mechanism for filtering the return air discharged from the hollow plate 73;

the second filtering mechanism comprises a hollow baffle plate 72 placed in the front opening of the frame body 71, a group of short pipes 78 are communicated with the hollow plate 73, the short pipes 78 are movably inserted with the back of the baffle plate 72 and extend into the baffle plate 72, a group of storage boxes 721 are fixed at the top in the baffle plate 72, filtering yarns 722 extending out of the storage boxes 721 are connected in the storage boxes 721 through coil springs, and a driving assembly for winding and cleaning the filtering yarns 722 is arranged in the baffle plate 72; a group of isolation plates 726 for separating a group of storage boxes 721 are also fixed in the baffle plate 72, and one surface of the baffle plate 72 facing the hollow plate 73 is provided with air outlet holes blocked by the filtering yarns 722; two auxiliary mechanisms for assisting in filtering the return air are arranged above the connecting shell 7.

As shown in fig. 1, 2 and 6, the auxiliary mechanism comprises a connecting frame 8 communicated with the connecting shell 7, a top plate 81 is detachably connected to the top of the connecting frame 8, a cloth bag 82 is fixed to the bottom of the top plate 81, the cloth bag 82 extends into the connecting shell 7 and is fixedly connected with the top of the frame 71, an opening of the cloth bag 82 corresponds to the second shell 5, a group of filter cottons 821 are arranged in the cloth bag 82, round holes are formed in the filter cottons 821, and two magic tapes 822 fixedly connected with the top and the bottom in the cloth bag 82 are adhered to the filter cottons 821. The two connecting frames 8 are respectively corresponding to the two frames 71, when the frame 71 on the left side is positioned outside the connecting shell 7 and the frame 71 on the right side is positioned in the connecting shell 7, the frame 71 on the left side pulls the cloth bag 82 downwards, so that the cloth bag 82 is positioned in the connecting shell 7 and matches with the frame 71 on the right side to filter the return air entering the connecting shell 7; simultaneously, the air entering the cloth bag 82 is filtered by the filter cotton 821, so that dust and impurities are adsorbed on the filter cotton 821; when the frame 71 needs to be replaced, pushing the frame 71 on the left into the connecting shell 7, compressing the cloth bag 82, enabling the cloth bag 82 to enter the connecting frame 8, sliding the frame 71 on the right out of the connecting shell 7, and enabling the cloth bag 82 connected with the frame 71 on the right to be positioned in the connecting shell 7, and continuing to repeat the operation to filter the backflow air; roof 81 passes through bolt and connecting frame 8 fixed connection, and the staff can pull out the sack 82 outside the connecting frame 8 through roof 81 and clear up in the sack 82 through the bolt down, can also separate filter cotton 821 and magic subsides 822, clear up taking down filter cotton 821.

As shown in fig. 1 and 2, the grading mechanism comprises an arc-shaped pipe 2 communicated with the bottom of the case 1, a group of grading plates 21 are fixed in the arc-shaped pipe 2, an adjusting plate 22 is hinged on the grading plates 21, iron blocks 23 contacted with the inner wall of the case 1 are fixed on the adjusting plate 22, first magnet stones 4 corresponding to the iron blocks 23 are attached to the surface of the case 1, and a group of discharge pipes 24 are also communicated with the bottom of the arc-shaped pipe 2. When tea leaves enter the machine case 1, air blown by the fan enters the machine case 1 to perform winnowing on the tea leaves, the weight of the tea leaves with heavy weight is close to that of the tea leaves with heavy weight, and after the weight of the tea leaves with light weight is far away from that of the tea leaves with light weight, the tea leaves drop downwards; a group of classifying plates 21 isolate tea leaves with different weights, and then a worker can discharge the tea leaves by opening a valve on the discharge pipe 24; the staff can also drive the regulating plate 22 to fold correspondingly through moving the first magnet 4 on the case 1 by the iron block 23, so that the tea leaves are collected more effectively after the regulating plate 22 is folded.

As shown in fig. 2, two bearing plates 51 are fixed on the inner wall of the second housing 5, a collecting frame 52 is placed on the bearing plates 51, an opening is provided at the bottom of the collecting frame 52, a filter cover 53 is fixed in the opening, and a water injection pipe is communicated with the second housing 5. After the two bearing plates 51 bear the collecting frame 52, water can be injected into the second shell 5 through the water injection pipe, so that the water level is positioned above the filter cover 53, and when the return air enters the second shell 5, some dust in the return air falls into the water to filter the return air; when the dust in the collecting frame 52 needs to be cleaned, the door plate on the back of the second shell 5 is opened to take out the collecting frame 52, then the dust in the collecting frame 52 is cleaned, and the dust in the collecting frame 52 can be blocked by the filtering cover 53, so that the dust is prevented from entering water, and the water in the second shell 5 can be reused.

As shown in fig. 1, 2, 3, 4 and 5, a group of second magnet 79 contacting with the baffle 72 is fixed on the hollow plate 73, a sponge cushion 725 blocking the air outlet is fixed in the baffle 72, a perforation corresponding to the air outlet is provided on the sponge cushion 725, and one surface of the sponge cushion 725 facing away from the air outlet is attached to the filter yarn 722; a magnet plate 76 is fixed to the bottom of the frame 71. The baffle 72 and the hollow plate 73 are movably inserted together through the short pipe 78, meanwhile, the second magnet 79 is adsorbed on the baffle 72, so that the connection stability of the hollow plate 73 and the baffle 72 is improved, the baffle 72 and the hollow plate 73 can be separated after the baffle 72 is taken out of the frame 71, the adhesive tape 74 on the hollow plate 73 is replaced, the hollow plate 73 is inserted on the baffle 72, and the baffle 72 is restored; when air enters the baffle 72 through the short pipe 78, the sponge cushion 725 is matched with the filtering yarn 722 to filter impurities such as dust in the air, and finally the air is discharged through the perforations on the sponge cushion 725; the baffle 72 is composed of a top plate and a main plate, the top plate is fixed on the top of the main plate through bolts to form a seal, meanwhile, the storage box 721 is fixedly connected with the bottom surface of the top plate, and the filter yarns 722 in the storage box 721 and the inside of the main plate can be cleaned by taking down the top plate, so that accumulated dust can be cleaned; when the frame 71 slides into the connection housing 7, the magnet plate 76 contacts with the bottom of the connection housing 7, and the magnet plate 76 is adsorbed on the bottom of the connection housing 7, thereby increasing the stability of the frame 71.

As shown in fig. 5, the drive assembly includes a motor 723 fixed within the baffle 72, and a rotating rod 724 disposed below the motor 723 and extending through a set of isolation plates 726 is rotatably connected within the baffle 72, and the rotating rod 724 is in driving connection with the rotating shaft of the motor 723 through a belt. When the filter yarn 722 is used for a long time, the motor 723 can be started, the rotating shaft of the motor 723 drives the rotating rod 724 to rotate through the driving belt, the rotating rod 724 winds the filter yarn 722, the unused filter yarn 722 in the storage box 721 is partially pulled out, effective filtration of dust in air is ensured, and meanwhile, the phenomenon of unsmooth air circulation is avoided.

As shown in fig. 1, a vibrating feeder 32 is fixed at the top of the first housing 3, and a discharge end of the vibrating feeder 32 is communicated with the top of the chassis 1. Placing tea leaves into the vibrating feeder 32, and then starting the vibrating feeder 32 to enable the tea leaves to fall into the machine case 1 after vibrating, so that wind blown by the fan 31 can be used for better winnowing the tea leaves.

As shown in fig. 1, a base 9 is fixed to the bottom of each of the first housing 3 and the second housing 5. The base 9 may increase the stability of the first housing 3 and the second housing 5 placed on the ground.

As shown in fig. 1 and fig. 4, a set of grooves 75 distributed in a rectangular array are fixed on the hollow plate 73, a fixing plate 10 is fixed on the first housing 3, a stop lever corresponding to the grooves 75 is fixed on the fixing plate 10, and steel needles corresponding to the holes on the hollow plate 73 are also fixed on the fixing plate 10. After the double-sided adhesive tape 74 is attached to the hollow plate 73, the groove 75 on the hollow plate 73 is aligned with the limit rod on the fixed plate 10, and then the hollow plate 73 is pushed to insert the steel needle on the fixed plate 10 into the hole of the hollow plate 73, and the adhesive tape 74 is perforated.

As shown in fig. 3, the openings at both ends of the frame 71 are respectively fixed with a filter screen 77. The filter screen 77 may serve to filter the return air entering the frame 71.

When the double-sided adhesive tape is used, after holes are drilled on the hollow plate 73, the hollow plate 73 is mounted on the baffle plate 72, the baffle plate 72 is placed into an opening of the frame body 71, the hollow plate 73 is in sliding connection with a slideway in the frame body 71, then the frame body 71 on the right side is pushed into the connecting shell 7, and the frame body 71 on the left side is pulled out of the connecting shell 7; the cloth bag 82 connected to the top of the left frame 71 enters the connecting shell 7, when the return air enters the connecting shell 7, the return air firstly passes through the perforations on the hollow plate 73 and enters the hollow plate 73, the adhesive tape 74 on the hollow plate 73 adheres dust in the air, then the air enters the baffle 72 through the short pipe 78, and when the air is discharged through the air outlet holes on the baffle 72, the dust and impurities in the air are filtered through the filtering yarns 722, and then the air is discharged through the air outlet holes on the baffle 72; the air enters the next hollow plate 73, and the filtering process is repeated to finish the filtering of dust and impurities in the air; when the frame 71 needs to be replaced, the frame 71 on the left side is pushed into the connecting shell 7 to compress the cloth bag 82, then the frame 71 on the right side is pulled out of the connecting shell 7, the cloth bag 82 connected to the top of the frame 71 on the right side is positioned in the connecting shell 7, the filtering of the return air can be completed, and then the staff can replace the adhesive tape 74 on the hollow plate 73 in the frame 71 on the right side; when the cloth bag 82 needs to be cleaned, the connecting shell 7 can be rotated, the connecting frame 8 is positioned at the bottom of the connecting shell 7, the connecting frame 8 and the top plate 81 are disassembled, and then the cloth bag 82 is pulled out for cleaning.

Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present invention and not for limiting the same, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present invention, which is intended to be covered by the scope of the claims of the present invention.

Claims

1. A dust treatment device for a ventilating duct of a winnowing machine is characterized in that: the device comprises a case (1), wherein a grading mechanism is arranged at the bottom of the case (1), a first shell (3) and a second shell (5) are respectively communicated with two ends of the case (1), a fan (31) is fixed in the first shell (3), and a first filtering mechanism for filtering return air is arranged between the first shell (3) and the second shell (5);

the first filtering mechanism comprises a connecting shell (7) arranged below the grading mechanism, two ends of the connecting shell (7) are respectively and rotatably connected with connecting pipes (6), and the other ends of the two connecting pipes (6) are respectively communicated with opposite surfaces of the first shell (3) and the second shell (5); two alternately used frame bodies (71) are connected in a sliding manner in the connecting shell (7), two ends of the frame bodies (71) are arranged in an open manner, a group of extractable hollow plates (73) are connected in the sliding manner in the frame bodies (71), one surface of each hollow plate (73) deviating from the first shell (3) is adhered with an adhesive tape (74), and the positions, which are adhered with the adhesive tape (74), of the hollow plates (73) are provided with perforations; the frame body (71) is also provided with a second filtering mechanism for filtering the reflux air exhausted from the hollow plate (73);

the second filtering mechanism comprises a hollow baffle plate (72) arranged in an opening on the front surface of the frame body (71), a group of short pipes (78) are communicated with the hollow plate (73), the short pipes (78) are movably inserted with the back surface of the baffle plate (72) and extend into the baffle plate (72), a group of storage boxes (721) are fixed at the top in the baffle plate (72), filtering yarns (722) extending out of the storage boxes (721) are connected in the storage boxes (721) through coil springs, and a driving assembly for winding and cleaning the filtering yarns (722) is arranged in the baffle plate (72); a group of isolation plates (726) for separating a group of storage boxes (721) are also fixed in the baffle plate (72), and one surface of the baffle plate (72) facing the hollow plate (73) is provided with air outlet holes blocked by the filtering yarns (722); two auxiliary mechanisms for assisting in filtering the return air are arranged above the connecting shell (7);

the auxiliary mechanism comprises a connecting frame (8) communicated with a connecting shell (7), a top plate (81) is detachably connected to the top of the connecting frame (8), a cloth bag (82) is fixed to the bottom of the top plate (81), the cloth bag (82) extends into the connecting shell (7) and is fixedly connected with the top of the frame body (71), an opening of the cloth bag (82) corresponds to the second shell (5), a group of filter cottons (821) are arranged in the cloth bag (82), round holes are formed in the filter cottons (821), and two magic tapes (822) which are fixedly connected with the top and the bottom in the cloth bag (82) are bonded to the filter cottons (821).

2. A fan ventilator duct dust handling apparatus as set forth in claim 1, wherein: the grading mechanism comprises an arc-shaped pipe (2) communicated with the bottom of the case (1), a group of grading plates (21) are fixed in the arc-shaped pipe (2), an adjusting plate (22) is hinged to the grading plates (21), an iron block (23) in contact with the inner wall of the case (1) is fixed to the adjusting plate (22), a first magnet (4) corresponding to the iron block (23) is attached to the surface of the case (1), and a group of discharging pipes (24) are further communicated with the bottom of the arc-shaped pipe (2).

3. A fan ventilator duct dust handling apparatus as set forth in claim 1, wherein: two bearing plates (51) are fixed on the inner wall of the second shell (5), a collecting frame (52) is placed on the bearing plates (51), an opening is formed in the bottom of the collecting frame (52), a filter cover (53) is fixed in the opening, and a water injection pipe is communicated with the second shell (5).

4. A fan ventilator duct dust handling apparatus as set forth in claim 1, wherein: a group of second magnet stones (79) which are in contact with the baffle plate (72) are fixed on the hollow plate (73), a sponge cushion (725) which blocks the air outlet holes is fixed in the baffle plate (72), a perforation corresponding to the air outlet holes is formed on the sponge cushion (725), and one surface of the sponge cushion (725) which is away from the air outlet holes is attached to the filter yarns (722); a magnet plate (76) is fixed at the bottom of the frame (71).

5. A fan ventilator duct dust handling apparatus as set forth in claim 1, wherein: the driving assembly comprises a motor (723) fixed in the baffle plate (72), a rotating rod (724) which is positioned below the motor (723) and penetrates through a group of isolation plates (726) is also rotationally connected in the baffle plate (72), and the rotating rod (724) is in transmission connection with a rotating shaft of the motor (723) through a transmission belt.

6. A fan ventilator duct dust handling apparatus as set forth in claim 1, wherein: the top of first casing (3) is fixed with vibrating feeder (32), the discharge end of vibrating feeder (32) is linked together with the top of quick-witted case (1).

7. A fan ventilator duct dust handling apparatus as set forth in claim 1, wherein: the bottoms of the first shell (3) and the second shell (5) are both fixed with a base (9).

8. A fan ventilator duct dust handling apparatus as set forth in claim 1, wherein: the hollow plate (73) is fixedly provided with a group of grooves (75) distributed in a rectangular array, the first shell (3) is fixedly provided with a fixing plate (10), the fixing plate (10) is fixedly provided with a limiting rod corresponding to the grooves (75), and the fixing plate (10) is also fixedly provided with steel needles corresponding to holes on the hollow plate (73).

9. A fan ventilator duct dust handling apparatus as set forth in claim 1, wherein: the openings at two ends of the frame body (71) are respectively fixed with a filter screen (77).