CN210358084U

CN210358084U - Triangular classifier

Info

Publication number: CN210358084U
Application number: CN201920676206.4U
Authority: CN
Inventors: 宋鹏利; 蔡帅兵
Original assignee: Henan Liangyuan Machinery Manufacturing Co ltd
Current assignee: Henan Liangyuan Machinery Manufacturing Co ltd
Priority date: 2019-05-13
Filing date: 2019-05-13
Publication date: 2020-04-21
Anticipated expiration: 2029-05-13

Abstract

The utility model provides a triangle grader, be equipped with the inclination adjusting device who adjusts the screen frame inclination between frame and the screen frame, the screen frame is covered with the cover that induced drafts, the middle part of the cover that induced drafts is equipped with the aspiration channel, the rear side of the cover that induced drafts is equipped with the feed inlet, the lower part interval of screen cloth is equipped with a plurality of guide plates, the guide plate rotationally is connected with the lateral wall of screen frame, it has the export of a setting in the screen frame front side to correspond between two guide plates, all form a setting between the guide plate in the two outsides and the inner wall of screen frame and export, be equipped with the collection structure of gathering material between export and the guide plate that corresponds, the export increases from a left side to the right side apart from the feed inlet in proper order, screen cloth slope sets up, the screen cloth. The embryo extraction machine is used for separating the embryo and the endosperm mixture by utilizing the combined action of screening, vibration throwing and air separation, so that the embryo extraction efficiency is high, and the operation is stable; the embryo extraction is obvious and the separation is pure.

Description

Triangular classifier

Technical Field

The utility model relates to a grain processing equipment technical field, especially a triangle grader.

Background

Corn is one of the main grain crops, the volume of the embryo accounts for about 30 percent of the whole corn, and the weight accounts for 10 to 12 percent of the whole corn. The corn germ is rich in vitamin E, vitamin A, lecithin, magnesium and the like; contains 52% of unsaturated fatty acid, and has high nutritive value. However, most of the corn fat is concentrated in the embryo part of the kernel, the rancidity of the corn product mainly comes from the embryo, the corn embryo is remained in the corn grits, the corn flour and the corn bran, the quality guarantee period of the product is short, and the rancidity is easy to happen particularly in summer. In order to ensure the quality of finished products and further improve the economic benefit of enterprises, processing plants are provided with corn embryo extraction processes, and key equipment for ensuring the embryo extraction technology is an advanced novel embryo extraction machine. However, no special equipment for embryo extraction exists in the market at present, and most manufacturers extract embryos by other equipment in the grain processing industry. Thus, the bred embryo has low extraction purity, the endosperm contains a large amount of embryos in products, the embryo extraction efficiency is low, the product self-contamination is serious, the deep processing of corn products is limited, and the like. In order to solve the problems, the research and development team of our company organizes the backbone strength and finally develops a novel triangular classifier specially used for extracting embryos from corns. The newly developed and produced triangular classifier is put into use, not only is stable in operation and high in embryo extraction efficiency, but also can extract heavy materials such as iron and stones doped in the materials, and the situation that the existing embryo extraction machine is single in function and low in embryo extraction efficiency is completely broken through.

SUMMERY OF THE UTILITY MODEL

To above-mentioned condition, for overcoming prior art's defect, the utility model aims at providing a triangle grader, utilize the combined action of screening, vibration throw and selection by winnowing, separate embryo and endosperm mixture, realize hierarchical embryo extraction, it is efficient to carry the embryo.

The solution is that, a triangle grader, including a frame, a screen body with a screen on the upper part of the frame, an inclination angle adjusting device for adjusting the inclination angle of the screen body is arranged between the frame and the screen body, an air suction cover is covered on the screen body, an air suction pipe is arranged in the middle of the air suction cover, a feed inlet is arranged on the rear side of the air suction cover, a plurality of guide plates are arranged on the lower part of the screen body at intervals, the guide plates are rotatably connected with the side wall of the screen body, an outlet arranged on the front side of the screen body is correspondingly arranged between the two guide plates, an outlet arranged on the front side of the screen body is formed between the guide plates on the two outer sides and the inner wall of the screen body, a collecting structure for gathering materials is arranged between the outlet and the corresponding guide plates, the outlet is sequentially distant from the feed inlet from left to right, the screen is obliquely arranged, the position of the screen corresponding to the feed inlet is the highest, the front side of, the screen body is connected with a vibrating device.

Preferably, the number of the guide plates is four, five outlets are formed by the guide plates, and the guide plates are a germ outlet, a two-mixture outlet, an embryo outlet and a heavy impurity outlet from left to right in sequence.

Preferably, screen frame and screen cloth are the right triangle structure, and the first spring of the fixedly connected with of screen frame is equipped with first adjusting part between first spring and the support, screen frame front side lower part is equipped with second spring and third spring from a left side right side in proper order, its lower extreme of second spring upper end and screen frame fixed connection and frame fixed connection, the upper end and the screen frame fixed connection of third spring are equipped with second adjusting part between third spring and the frame, and first adjusting part and second adjusting part constitute inclination adjustment mechanism, and the support to the screen frame is realized through first spring, second spring, third spring to the frame.

Preferably, the first adjusting component and the second adjusting component both comprise a screw rod fixed on the rack and a threaded sleeve in threaded connection with the screw rod, the threaded sleeve is rotatably connected with a rotating body, the rotating body is fixedly connected with the first spring or the third spring, and the threaded sleeve is provided with a rotating handle.

Preferably, a longitudinal support beam is fixed to the lower left side of the screen body, and the vibration device is mounted on the support beam.

Preferably, heavy miscellaneous export upper portion is equipped with heavy miscellaneous air regulation subassembly, and heavy miscellaneous air regulation subassembly includes can dismantle the dead lever of being connected with the cover that induced drafts, and the lower part of dead lever stretches into the cover internal fixation that induced drafts and is equipped with the piece of buckling that can buckle, and the heavy miscellaneous aerofoil of a fixedly connected with that buckles is located the upper portion of the screen cloth that heavy miscellaneous export corresponds.

Preferably, the control valve is connected to the air suction pipe, the mounting frame is fixed to the machine frame, and the air suction pipe is fixed to the mounting frame.

The utility model has the advantages that: the embryo extraction machine is used for separating the embryo and the endosperm mixture by utilizing the combined action of screening, vibration throwing and air separation, so that the embryo extraction efficiency is high, and the operation is stable; heavy materials such as iron, stones and the like doped in the materials can be separated and extracted, multi-level screening at different levels can be realized, the blank extraction distinction is obvious, and the separation is pure.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a left side view of fig. 1 according to the present invention.

Fig. 3 is a schematic top view of fig. 1 according to the present invention.

Fig. 4 is an enlarged schematic view of fig. 1A according to the present invention.

Detailed Description

The following describes the embodiments of the present invention in further detail with reference to the accompanying drawings.

The triangular classifier is characterized in that an inclination angle adjusting device for adjusting the inclination angle of the screen body is arranged between the frame 1 and the screen body 2, an air suction cover 3 covers the screen body 2, an air suction pipe 4 is arranged in the middle of the air suction cover 3, a feed inlet 5 is arranged on the rear side of the air suction cover 3, a plurality of guide plates 6 are arranged at intervals on the lower part of the screen body, the guide plates 6 are rotatably connected with the side wall of the screen body 2, an outlet arranged on the front side of the screen body 2 is correspondingly arranged between the two guide plates 6, an outlet arranged on the front side of the screen body 2 is formed between the two outer guide plates 6 and the inner wall of the screen body 2, a collecting structure 7 for collecting materials is arranged between the outlet and the corresponding guide plate 6, the outlet is sequentially increased from left to right from the feed inlet 5, the screen body is obliquely arranged, and the position of the screen corresponding to the feed inlet 5 is the highest, the screen cloth front side increases from a left side to the right side, inclination adjusting device can adjust the height of screen frame 2 different places and then realize the regulation of screen cloth gradient, is connected with vibrating device 8 on the screen frame 2.

The number of the guide plates 6 is four, five outlets are formed, and the guide plates are sequentially a germ outlet 9, a two-mixture outlet 10, a germ outlet 11 and a heavy impurity outlet 12 from left to right.

The embryo extraction machine is used for separating embryo and endosperm mixture by utilizing the combined action of screening, vibration throwing and air separation. The screen surface of the embryo extracting machine carries out reciprocating throwing motion under the action of the vibrating device 8, materials falling on the screen are thrown forwards, airflow passes through the screen surface from bottom to top and through the material layer, and upward acting force opposite to gravity is generated on the thrown and scattered materials. Make the material that the proportion is different at the in-process that advances, follow the screen surface from the bottom up and move according to the orbit of difference, it is in proper order: large germ grain, small germ grain, germ and endosperm adhesion, endosperm, and heavy impurities. Each material section has a distinct boundary from the respective outlet. The five outlets sequentially flow out of large-particle embryo buds, small-particle embryo buds, endosperm conglutination, endosperm and heavy impurities from left to right. Corresponding materials are divided to enter the corresponding collecting structures 7 under the action of the guide plates 6 and finally flow out of the corresponding outlets, so that the separation of the mixture of the corn embryo and the endosperm is realized.

Screen frame 2 and screen cloth are the right angled triangle structure, and the front side and the left side of screen frame 2 are two right angle sides, and feed inlet 5 is located the cover 3 that induced drafts of the acute angle department top of rear side, and 2 left right angle sides weak point in the right angle sides of front side of screen frame, and feed inlet 5 is located the nodical of short right angle side and hypotenuse, exports along long right angle limit full length distribution, can guarantee that the horizontal and longitudinal motion of material can go on simultaneously. The front-rear inclination angle of the left side of the screen body 2 is 6 to 8 degrees. The first spring 13 of the fixedly connected with of screen frame 2 is equipped with first adjusting part between first spring 13 and the support, 2 front side lower parts of screen frame are equipped with second spring 14 and third spring 15 from a left side right side in proper order, its lower extreme of second spring 14 upper end and screen frame 2 fixed connection and frame 1 fixed connection, the upper end and the screen frame 2 fixed connection of third spring 15, be equipped with second adjusting part between third spring 15 and the frame 1, first adjusting part and second adjusting part constitute inclination adjustment mechanism, frame 1 is through first spring 13, second spring 14, the support to screen frame 2 is realized to third spring 15. The first spring 13, the second spring 14 and the third spring 15 are matched to support three corners of the screen body 2, the vibration amplitude of the screen body 2 during vibration is increased, and the impact of the rack 1 on the ground is relieved. The height of the corresponding angle position is adjusted by the first adjusting component and the second adjusting component, and then the adjustment of the inclination angle of the screen body 2 and the screen is realized.

First adjusting part and second adjusting part all include the screw rod 16 of fixing in frame 1, with screw rod 16 screwed connection's swivel nut 17, swivel nut 17 rotates and is connected with rotor 18, rotor 18 and first spring 13 or third spring 15 fixed connection, are equipped with the twist grip on the swivel nut 17. The threaded sleeve 17 is rotated, and the threaded sleeve 17 moves up and down on the screw 16, so that the height of the sieve plate and the corresponding inclination angle are adjusted.

A longitudinal supporting beam 19 is fixed on the lower left side of the screen body 2, and the vibration device 8 is installed on the supporting beam 19. The supporting beam 19 is arranged to facilitate installation of the vibration device 8, and the vibration device 8 is a vibration motor or a vibration exciter driven by the motor.

The heavy miscellaneous export 12 upper portion is equipped with heavy miscellaneous air regulation subassembly, and heavy miscellaneous air regulation subassembly includes can dismantle the dead lever 20 of being connected with the cover 3 that induced drafts, and the lower part of dead lever 20 stretches into the cover internal fixation that induced drafts and is equipped with the piece 21 of buckling, and the piece 21 fixedly connected with that buckles is heavy miscellaneous aerofoil 22, and heavy miscellaneous aerofoil 22 is located the upper portion of the screen cloth that heavy miscellaneous export 12 corresponds. The heavy and miscellaneous wind plate 22 is broken off, so that the bending deformation of the bending piece 21 is caused, the angle adjustment of the heavy and miscellaneous wind plate 22 is realized, and the ventilation quantity of the corresponding screen above the heavy and miscellaneous outlet 12 is adjusted.

The control valve 23 is connected to the air suction pipe 4, the mounting frame 24 is fixed to the rack 1, and the air suction pipe 4 is fixed to the mounting frame 24. Negative pressure is formed in the suction pipe 4, wind flow from bottom to top is formed at the screen, and materials on the upper part of the screen are blown upwards to realize the turning of the materials. The fan cover is provided with a transparent observation cover.

The above-mentioned embodiments are not intended to limit the scope of the present invention, and various modifications and improvements made by the technical solutions of the present invention by those skilled in the art are all included in the protection scope defined by the claims of the present invention without departing from the design concept of the present invention.

Claims

1. A triangular classifier comprises a frame (1) and a screen body (2) with a screen mesh, which is arranged on the upper part of the frame (1), and is characterized in that an inclination angle adjusting device for adjusting the inclination angle of the screen body is arranged between the frame (1) and the screen body (2), an air suction cover (3) is covered on the screen body (2), an air suction pipe (4) is arranged in the middle of the air suction cover (3), a feed inlet (5) is arranged on the rear side of the air suction cover (3), a plurality of guide plates (6) are arranged at intervals on the lower part of the screen mesh, the guide plates (6) are rotatably connected with the side wall of the screen body (2), an outlet arranged on the front side of the screen body (2) is correspondingly arranged between the two guide plates (6), an outlet arranged on the front side of the screen body (2) is formed between the guide plates (6) on the two outer sides and the inner wall of the screen body (2), and a collecting structure (7) for collecting, the export increases far from left right side distance feed inlet (5) in proper order, the screen cloth slope sets up, and the screen cloth position that feed inlet (5) correspond is the highest, and the screen cloth front side increases from left right side, inclination adjusting device can adjust the height of screen frame (2) different departments and then realize the regulation of screen cloth gradient, is connected with vibrating device (8) on screen frame (2).

2. A triangular classifier according to claim 1, characterized in that the deflector (6) has four, forming five outlets, from left to right in succession a germ outlet (9), a two-mixture outlet (10), an embryo outlet (11), a heavy impurities outlet (12).

3. A triangular classifier according to claim 1, characterized in that the screen body (2) and the screen mesh are both in a right-angled triangular structure, a first spring (13) is fixedly connected to the screen body (2), a first adjusting component is arranged between the first spring (13) and the bracket, screen frame (2) front side lower part is equipped with second spring (14) and third spring (15) from a left side right side in proper order, its lower extreme and frame (1) fixed connection of second spring (14) upper end and screen frame (2) fixed connection, the upper end and the screen frame (2) fixed connection of third spring (15), be equipped with second adjusting part between third spring (15) and frame (1), first adjusting part and second adjusting part constitute inclination adjustment mechanism, frame (1) is through first spring (13), second spring (14), the support to screen frame (2) is realized to third spring (15).

4. The triangular classifier according to claim 3, wherein the first adjusting assembly and the second adjusting assembly each comprise a screw (16) fixed on the frame (1), a threaded sleeve (17) in threaded connection with the screw (16), a rotating body (18) is rotatably connected with the threaded sleeve (17), the rotating body (18) is fixedly connected with the first spring (13) or the third spring (15), and a rotating handle is arranged on the threaded sleeve (17).

5. A triangular classifier according to claim 1, characterized in that a longitudinal support beam (19) is fixed to the lower left side of the screen body (2), and the vibration means (8) is mounted on the support beam (19).

6. The triangular classifier according to claim 2, wherein the heavy impurity outlet (12) is provided with a heavy impurity air flow adjusting assembly at the upper part, the heavy impurity air flow adjusting assembly comprises a fixed rod (20) detachably connected with the air suction cover (3), a bendable bending piece (21) is fixed on the lower part of the fixed rod (20) extending into the air suction cover, the bending piece (21) is fixedly connected with a heavy impurity air plate (22), and the heavy impurity air plate (22) is positioned at the upper part of the screen corresponding to the heavy impurity outlet (12).

7. The triangular classifier according to claim 1, wherein the control valve (23) is connected to the air suction pipe (4), the frame (1) is fixed with a mounting frame (24), and the air suction pipe (4) is fixed on the mounting frame (24).