CN216827234U

CN216827234U - Novel grain cleaner

Info

Publication number: CN216827234U
Application number: CN202220589961.0U
Authority: CN
Inventors: 陈海林; 宋元萍; 王启芳; 刘学伟
Original assignee: Yutai Quanli Rice Milling Machinery Co ltd
Current assignee: Yutai Quanli Rice Milling Machinery Co ltd
Priority date: 2022-03-17
Filing date: 2022-03-17
Publication date: 2022-06-28
Anticipated expiration: 2032-03-17

Abstract

The utility model discloses a novel grain cleaner, the upper portion of frame is connected with air supply mechanism, and the air outlet of air supply mechanism extends to the inside of frame downwards, and the inside of frame is provided with feed inlet passageway, wind-force sorting channel and vibration screening mechanism, and the discharge gate of feed inlet passageway sets up the top and carries out the pay-off of the feed inlet of wind-force sorting channel, and the wind-force sorting channel carries out the pay-off above the vibration screening mechanism; the air supply mechanism forms two paths of air outlets in the frame, one path of air outlets acts between the discharge port of the feed port channel and the feed port of the wind power sorting channel, and the other path of air outlets is communicated with the wind power sorting channel. The product adopts a grading and layering screening mechanism, and skillfully combines wind screening and vibration screening, so that the screening rate of the finally screened full-texture grains is greatly improved.

Description

Novel grain cleaner

Technical Field

The utility model relates to a grain cleaner especially relates to a novel grain cleaner.

Background

Present grain cleaner function singleness through the floating dust that can select in the grain, leaf and chaff, can not effectively get rid of stone, soil block, flat grain etc. has great defect in the design, can't accomplish the screening through once only in addition, and artifical loss and machine loss are all very big, and according to its reason, current grain cleaner does not have the wind-force screening of reasonable utilization mainstream and the screening mode of vibration screening on the market, and structural design singleness is the leading cause that causes the screening function singleness.

SUMMERY OF THE UTILITY MODEL

In order to solve the defects of the prior art, the utility model provides a novel grain cleaner.

In order to solve the technical problem, the utility model discloses a technical scheme is: a novel grain cleaner comprises a rack, wherein the upper part of the rack is connected with an air supply mechanism, an air outlet of the air supply mechanism extends downwards to the inside of the rack, a feed inlet channel, a wind power sorting channel and a vibration screening mechanism are arranged in the rack, a discharge outlet of the feed inlet channel is arranged above a feed inlet of the wind power sorting channel and used for feeding, and the wind power sorting channel is arranged above the vibration screening mechanism and used for feeding;

the air supply mechanism forms two paths of air outlets in the frame, wherein one path of air outlet acts between the discharge port of the feed port channel and the feed port of the wind power sorting channel, and the other path of air outlet is communicated with the wind power sorting channel.

Furthermore, the air supply mechanism comprises an air box, an air supply motor and a U-shaped air supply channel, wherein the air box and the air supply motor are connected with the rack, an output shaft of the air supply motor is connected with a main shaft of a fan in the air box, the air box is communicated with the U-shaped air supply channel, and the U-shaped air supply channel extends into the rack and forms a first air outlet and a second air outlet in the rack.

Furthermore, the wind power sorting channel is arranged in the vertical direction, a feeding hole, an air inlet, an upper discharging hole and a lower discharging hole are formed in the wind power sorting channel, and wind power of the first air outlet acts between the discharging hole of the feeding hole channel and the feeding hole of the wind power sorting channel; the second air outlet is communicated with an air inlet of the wind power sorting channel, and the upper discharge port is positioned above the lower discharge port.

Furthermore, the vibration screening mechanism comprises a vibration frame, an upper screen body and a lower screen body are arranged in the vibration frame, a vibration motor is arranged on the vibration frame, and the bottom angle of the vibration frame is connected with the rack through a spring.

Further, go up screen frame parallel arrangement screen frame's top on the screen frame down, the sieve mesh of going up the screen frame is greater than the sieve mesh of screen frame down, has first discharge gate on the last screen frame, has the second discharge gate on the screen frame down.

The utility model discloses a novel grain cleaner adopts hierarchical layering screening mechanism, ingenious combination utilizes wind-force screening and vibratory screening, selects floating dust, leaf and chaff in the grain earlier, then selects out flat grain, chaff in the wind-force sorting channel, accomplishes the screening to the big stone of granule and grain casing, the less small stone of granule respectively at the vibratory screening mechanism at last, promotes the screening rate of the full grain of texture of finally selecting greatly.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic sectional view of the present invention.

In the figure: 1. a frame; 2. an air supply mechanism; 3. a feed inlet channel; 4. a wind sorting channel; 5. a vibratory screening mechanism; 21. an air box; 22. an air supply motor; 23. a U-shaped air supply channel; 24. a first air outlet; 25. a second air outlet; 41. a feed inlet; 42. an air inlet; 43. a feeding hole and a discharging hole; 44. a lower discharge hole; 51. a vibration frame; 52. an upper screen body; 53. a lower screen body; 54. a vibration motor; 55. a spring; 56. a first discharge port; 57. and a second discharge hole.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

The novel grain cleaner shown in figures 1 and 2 comprises a frame 1, the upper part of the frame 1 is connected with an air supply mechanism 2, the air supply mechanism is a mechanism for generating aerodynamic force, the air supply mechanism 2 comprises an air box 21, an air supply motor 22 and a U-shaped air supply channel 23, the air box 21 and the air supply motor 22 are connected with the rack 1, a fan is arranged in the air box, the air supply motor is arranged below the air box, an output shaft of the air supply motor 22 is connected with a main shaft of the fan in the air box 21, the air box 21 is communicated with the U-shaped air supply channel 23, the U-shaped air supply channel 23 is arranged above the top of the rack 1, and the tail end of the U-shaped air supply channel vertically extends downwards to the rack 1 to form a first air outlet 24 and a second air outlet 25 in the rack, wherein the part of the U-shaped air supply channel 23 extending into the rack 1.

A feed inlet channel 3, a wind power sorting channel 4 and a vibration screening mechanism 5 are arranged in the frame 1, a discharge outlet of the feed inlet channel 3 is arranged above a feed inlet of the wind power sorting channel 4 and used for feeding, and the wind power sorting channel 4 is arranged above the vibration screening mechanism 5 and used for feeding;

the wind power generated by the first wind outlet 24 of the air supply mechanism 2 acts between the discharge port of the feed port channel 3 and the feed port of the wind power separation channel 4, the feed port channel 3 is used for guiding in grains and is generally provided with a flat feed port, the feed port of the wind power separation channel 4 is positioned right below the feed port channel 3 and receives the grains which freely fall by gravity, therefore, a section of free falling space in a non-diversion state is arranged at the discharge port of the feed port channel 3 and the feed port of the wind power sorting channel 4, and the wind power generated by the first wind outlet 24 is just acted under the section of free falling space in the non-diversion state, preferably, a guide plate or a valve for controlling wind power is arranged at the air outlet of the first air outlet 24, and is used for controlling the generated wind power to blow away floating dust, leaves and bran shells mixed in grain particles outside the rack, so that the step can greatly reduce the impurities from entering the subsequent screening process.

The wind power sorting channel 4 in the frame is arranged in the vertical direction, the wind power sorting channel 4 is provided with a feeding hole 41, an air inlet 42, an upper discharging hole 43 and a lower discharging hole 44, the upper discharging hole 43 is positioned above the lower discharging hole 44, and after grains enter the feeding hole 41 through the discharging hole of the feeding hole channel 3, grains continuously fall to the lower discharging hole 44 positioned below in the wind power sorting channel 4 by utilizing gravity to move; in the process, the second air outlet 25 of the U-shaped air delivery duct is communicated with the air inlet 42 of the wind power sorting channel 4, the air inlet 42 blows towards the upper discharge hole 43, the wind power blown out from the second air outlet 25 of the U-shaped air delivery duct blows upwards in the wind power sorting channel 4, the blown wind power can take away light flat grains and bran shells, the grains are discharged out of the rack through the upper discharge hole 43, and the full grains enter the vibration screening mechanism 5 downwards under the action of self gravity.

The vibration screening mechanism 5 in the frame comprises a vibration frame 51, an upper screen body 52 and a lower screen body 53 are arranged in the vibration frame 51, a vibration motor 54 is arranged on the vibration frame 51, all bottom corners of the vibration frame 51 are uniformly connected with the frame 1 through springs 55, and vibration force generated by the vibration motor 54 enables the vibration frame 51 to resonate on the springs 55 so as to drive the upper screen body 52 and the lower screen body 53 to vibrate. The upper screen body 52 is arranged above the upper screen body 52 of the lower screen body in parallel, the screen hole of the upper screen body 52 is larger than that of the lower screen body 53, the upper screen body 52 is provided with a first discharge hole 56, and the lower screen body 53 is provided with a second discharge hole 57. Therefore, grains are firstly screened on the upper screen body 52, because the screen mesh of the upper screen body 52 is large, grains with full texture can fall onto the lower screen body 53 through the screen mesh, large-particle stones and grain shells are screened out on the upper screen body 52 and then are discharged out of the rack through the first discharge hole 56, the screen mesh of the lower screen body 53 is small, qualified grains are screened out, and meanwhile small stones with small particles are downwards filtered through the screen mesh of the lower screen body 53.

From this, the utility model discloses a novel grain cleaner adopts hierarchical screening mechanism, ingenious combination utilizes wind-force screening and vibratory screening, selects floating dust, leaf and chaff in the grain earlier, then selects out flat grain, chaff in the wind-force sorting channel, accomplishes the screening to the big stone of granule and grain casing, the less little stone of granule respectively at vibratory screening mechanism at last, promotes the screening rate of the full grain of texture that finally selects greatly.

The above embodiments are not intended to limit the present invention, and the present invention is not limited to the above examples, and the technical personnel in the technical field are in the present invention, which can also belong to the protection scope of the present invention.

Claims

1. A novel grain cleaner is characterized in that: the air supply device comprises a rack (1), wherein the upper part of the rack (1) is connected with an air supply mechanism (2), an air outlet of the air supply mechanism (2) extends downwards to the inside of the rack (1), a feed inlet channel (3), a wind power sorting channel (4) and a vibration screening mechanism (5) are arranged inside the rack (1), a discharge outlet of the feed inlet channel (3) is arranged above a feed inlet of the wind power sorting channel (4) and used for feeding, and the wind power sorting channel (4) is arranged above the vibration screening mechanism (5) and used for feeding;

air supply mechanism (2) form two tunnel air outlets in the inside of frame (1), wherein the air outlet of the same kind acts on between the discharge gate of feed inlet passageway (3) and the feed inlet of wind-force sorting channel (4), and wherein the air outlet of another way communicates wind-force sorting channel (4).

2. A novel grain cleaner according to claim 1, characterized in that: air supply mechanism (2) include bellows (21), air supply motor (22) and U type air feed channel (23), bellows (21) and air supply motor (22) all are connected with frame (1), and the output shaft of air supply motor (22) is connected with fan main shaft in bellows (21), and bellows (21) intercommunication U type air feed channel (23), and first air outlet (24) and second air outlet (25) are formed in extending to frame (1) in U type air feed channel (23) in the frame.

3. A novel grain cleaner according to claim 2, characterized in that: the wind power sorting channel (4) is arranged in the vertical direction, a feeding hole (41), an air inlet (42), an upper discharging hole (43) and a lower discharging hole (44) are formed in the wind power sorting channel (4), and wind power of the first air outlet (24) acts between the discharging hole of the feeding hole channel (3) and the feeding hole (41) of the wind power sorting channel (4); the second air outlet (25) is communicated with an air inlet (42) of the wind power sorting channel (4), and the upper discharge hole (43) is positioned above the lower discharge hole (44).

4. A novel grain cleaner according to claim 3, characterized in that: the vibration screening mechanism (5) comprises a vibration frame (51), an upper screen body (52) and a lower screen body (53) are arranged in the vibration frame (51), a vibration motor (54) is arranged on the vibration frame (51), and the bottom corner of the vibration frame (51) is connected with the rack (1) through a spring (55).

5. A novel grain cleaner according to claim 4, characterized in that: the upper screen body (52) is arranged above the upper screen body (52) of the lower screen body in parallel, the screen holes of the upper screen body (52) are larger than those of the lower screen body (53), a first discharge hole (56) is formed in the upper screen body (52), and a second discharge hole (57) is formed in the lower screen body (53).