CN212018492U

CN212018492U - Rice classified screening equipment

Info

Publication number: CN212018492U
Application number: CN202020383942.3U
Authority: CN
Inventors: 张开诚; 周霖
Original assignee: Tongcheng Tianlin Rice Processing Co ltd
Current assignee: Tongcheng Tianlin Rice Processing Co ltd
Priority date: 2020-03-24
Filing date: 2020-03-24
Publication date: 2020-11-27
Anticipated expiration: 2030-03-24

Abstract

The utility model discloses a rice grading and screening device, which relates to the technical field of rice processing and comprises a screening barrel, wherein the upper port of the screening barrel is provided with an upper baffle plate, the circle center of the upper baffle plate is provided with a rotating structure, the rotating structure comprises a vertical rotating column which is rotatably arranged at the circle center of the upper baffle plate, and the inner wall of the screening barrel is also provided with a plurality of vertically arranged screening structures; the screening structure comprises a positioning plate fixedly sleeved on the outer wall of the rotating column, a plurality of springs are uniformly arranged on the positioning plate, the upper ends of the springs are connected with a screen mesh, a plurality of vibrators are arranged on the lower surface of the screen mesh, guide rods penetrating through the springs and the positioning plate are respectively arranged at positions corresponding to the springs on the screen mesh, a plurality of discharging pipes penetrating through the baffle are uniformly arranged on the baffle on the outer circumferential wall of the screen mesh, and arc-shaped through holes are formed in the side wall of the screening barrel opposite to the discharging pipes; the utility model has the advantages of convenient use, good screening effect, good dust removal effect and the like.

Description

Rice classified screening equipment

Technical Field

The utility model relates to a technical field of corn processing, in particular to corn classified screening equipment.

Background

Paddy is a plant-derived subspecies of ordinary cultivated oryza belonging to the genus oryza of the family Gramineae without removing rice hulls from the seeds; human beings have confirmed 22 types of rice, but the only one used for bulk trade is ordinary rice; china is one of the countries with the longest history of rice cropping and the most abundant genetic resources of rice, and ancient cultivated rice specimens which are located in ancient cultivated rice specimens and unearthed from Yan town xenopus rock relics of Yan villages in the south of Hunan province prove that the history of Chinese rice cropping is more than 1.4 ten thousand years old, and the ancient cultivated rice specimen is a known world cultivated rice origin place.

With the progress of science and technology, the grain yield of China is gradually increased, particularly the rice yield is increased, the problem of insufficient grain in China is solved, and the rice deep-processed products gradually enter the lives of people due to the increase of the rice yield.

Corn can filter the corn of different particle sizes earlier before carrying out the shelling, and the granule of the white rice of beating like this also just can classify, is convenient for sell, but current corn granule classified screening equipment is when using, and screening effect is relatively poor, often need carry out repeated screening, great reduction the production machining efficiency of enterprise to the dust that the screening produced also does not carry out effectual getting rid of, consequently this application has set up a corn classified screening equipment.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a corn classified screening equipment is provided for solve among the prior art that describes in the background art corn classified screening equipment effect poor, inefficiency and still accompany the problem that certain dust produced.

In order to achieve the above object, the present invention provides the following technical solutions: the rice grading and screening equipment comprises a screening barrel, wherein an upper baffle plate is arranged at an upper port of the screening barrel, a discharge pipe is arranged at the lower end of the screening barrel, a plurality of feeding pipes which are circularly arranged are arranged on the upper baffle plate, a rotating structure is arranged at the circle center of the upper baffle plate, the rotating structure comprises a vertical rotating column which is rotatably arranged at the circle center of the upper baffle plate, and a plurality of screening structures which are vertically arranged are also arranged on the inner wall of the screening barrel; the locating plate on the outer wall of the rotating column is located including fixed cover to the screening structure, even on the locating plate be provided with a plurality of springs, the upper end and the screen cloth of spring are connected, the screen cloth is by the centre of a circle to downward sloping gradually all around, and all is provided with the baffle on the interior circumference wall of screen cloth and the outer circumference wall respectively, the lower surface of screen cloth is provided with a plurality of electromagnetic shaker, the position that corresponds the spring on the screen cloth still is provided with the guide bar that runs through spring and locating plate respectively, still even being provided with on the baffle on the outer circumference wall of screen cloth arranges the material pipe that runs through this baffle, it is provided with curved through-hole on the just right lateral wall of screening bucket to arrange the material pipe, arrange the material pipe and.

Preferably: the mesh diameters of the screen meshes in the screening structures are gradually reduced from top to bottom.

Preferably: the rotating structure further comprises a speed reducer and a gear box which are arranged on the upper baffle plate, and a servo motor arranged on the outer wall of the speed reducer, wherein an output shaft of the servo motor is connected with an input shaft of the speed reducer, an output shaft of the speed reducer is connected with a rotating shaft of a rotating column, a supporting frame is further arranged on the lower end wall of the screening barrel, and the rotating column is rotatably connected with the supporting frame.

Preferably: the dust removal structure comprises a plurality of vertically arranged dust hoods arranged on the inner wall of the screening barrel, the positions of the two adjacent dust hoods and the positions of the two adjacent screening structures are staggered, and the dust hoods are connected with a dust collector through dust collection pipes.

Preferably: the outer wall of screening bucket still is provided with the electric cabinet, be provided with industrial computer and control panel in the electric cabinet, the industrial computer respectively with control panel, servo motor, electromagnetic shaker, dust catcher electric connection.

Preferably: the lower port of the feeding pipe is inclined towards the circle center of the upper baffle.

The beneficial effect of adopting above technical scheme is:

the rice screening machine has the advantages that the rice is guided into the position, close to the center of a circle, of the screen through the arranged feeding pipe, the screen drives the rice to vibrate under the action of the vibrator, the rice is enabled to move towards the direction far away from the rotating column, screening can be carried out in the moving process, large-particle rice can be left on the screen and discharged through the discharging pipe, and rice with different sizes can be screened through the plurality of screening structures;

the rotating column can be driven to rotate in a reciprocating manner through the servo motor, the speed reducer and the gear box, and the screen mesh is driven to rotate in a reciprocating manner, so that the paddy obtains centrifugal force, and the paddy can be continuously discharged from the discharging pipe through multiple rotations;

can effectually inhale away the dust that vibrations corn produced through the dust removal structure that sets up.

Drawings

Fig. 1 is a front view of the rice classifying and screening apparatus of the present invention.

Fig. 2 is a schematic structural view of the rice classifying and screening apparatus of the present invention.

Fig. 3 is a schematic structural diagram of the screening structure of the present invention.

Wherein: the device comprises a screening barrel 10, an upper baffle 11, a feeding pipe 12, a discharging pipe 13, a rotating structure 20, a speed reducer 21, a servo motor 22, a gear box 23, a rotating column 24, a supporting frame 25, a screening structure 30, a positioning plate 31, a spring 32, a screen 33, a guide rod 34, a vibrator 35, a discharging pipe 36, a through hole 37, a dust removing structure 40, a dust suction cover 41, a dust suction pipe 42, a dust collector 43 and an electric cabinet 50.

Detailed Description

Preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

In an embodiment, as shown in fig. 1 to 3, in this embodiment, a rice classifying and screening apparatus includes a screening barrel 10, an upper baffle 11 is disposed at an upper port of the screening barrel 10, a discharge pipe 13 is disposed at a lower end of the screening barrel 10, a plurality of circularly arranged feeding pipes 12 are disposed on the upper baffle 11, a rotating structure 20 is disposed at a center of the upper baffle 11, the rotating structure 20 includes a vertical rotating column 24 rotatably disposed at the center of the upper baffle 11, and a plurality of vertically arranged screening structures 30 are further disposed on an inner wall of the screening barrel 10; screening structure 30 locates locating plate 31 on the outer wall of rotation post 24 including fixed cover, even a plurality of springs 32 that are provided with on locating plate 31, the upper end and the screen cloth 33 of spring 32 are connected, screen cloth 33 is by the centre of a circle to downward sloping gradually all around, and all is provided with the baffle on screen cloth 33's the interior perisporium and the outer perisporium respectively, screen cloth 33's lower surface is provided with a plurality of electromagnetic shaker 35, the last position that corresponds spring 32 of screen cloth 33 still is provided with guide bar 34 that runs through spring 32 and locating plate 31 respectively, still even being provided with on the baffle on screen cloth 33's the outer perisporium a plurality of row's of running through this baffle material pipe 36, it is provided with curved through-hole 37 to arrange on the just right lateral wall of screen barrel 10 of material pipe 36, arrange material pipe 36 and run through-.

Preferably: the mesh diameters of the screens 33 in the plurality of screening structures 30 are gradually reduced from top to bottom.

Preferably: the rotating structure 20 further comprises a speed reducer 21 and a gear box 23 which are arranged on the upper baffle 11, and a servo motor 22 which is arranged on the outer wall of the speed reducer 21, wherein an output shaft of the servo motor 22 is connected with an input shaft of the speed reducer 21, an output shaft of the speed reducer 21 is connected with an input shaft of the speed reducer 23, an output shaft of the speed reducer 23 is connected with a rotating shaft of a rotating column 24, a support frame 25 is further arranged on the lower end wall of the screening barrel 10, and the rotating column 24 is rotatably connected with the support frame 25.

Preferably: the two opposite ends on the inner wall of the screening barrel 10 are also respectively provided with a dust removal structure 40, the dust removal structure 40 comprises a plurality of vertically arranged dust hoods 41 arranged on the inner wall of the screening barrel 10, the positions of two adjacent dust hoods 41 and two adjacent screening structures 30 are staggered, and the dust hoods 41 are connected with a dust collector 43 through dust collection pipes 42.

Preferably: the outer wall of screening bucket 10 still is provided with electric cabinet 50, be provided with industrial computer and control panel in the electric cabinet 50, the industrial computer respectively with control panel, servo motor 22, electromagnetic shaker 35, dust catcher 43 electric connection.

Preferably: the lower port of the feeding pipe 12 is inclined towards the center of the upper baffle plate 21.

The specific implementation manner of this embodiment:

when the device is used, the vibrator 35 and the dust collector 43 are started firstly, the vibrator 35 drives the screen 33 to vibrate, then rice is guided into the screen 33 through the feeding pipe 12, the rice can fall on the screen 33 firstly and is close to one side of the rotating column 24, the rice can gradually slide towards the periphery of the screen 33 due to the self gravity of the rice and the vibration of the vibrator 35, in the sliding process, small particles in the rice can penetrate through the screen 33 and large particles can continuously slide until the particles move to a baffle of the outer circumferential wall of the screen 33 and are discharged out of the screening barrel 10 through the discharging pipe 36, at the moment, the vibrator 35 can raise dust on the rice, and the raised dust can be taken away by the dust suction hood 41;

when some rice on the screen 33 is not discharged from the discharging pipe 36, the servo motor 22 is started, the servo motor 22 drives the rotating column 24 to rotate back and forth through the speed reducer 21 and the gear box 23, so that the screen 33 rotates, the rice on the screen 33 obtains centrifugal force, and the rice is thrown out from the discharging pipe 36 gradually.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, many modifications and improvements can be made without departing from the inventive concept, and all of them belong to the protection scope of the present invention.

Claims

1. The utility model provides a corn classified screening equipment, includes the screening bucket, its characterized in that: an upper baffle plate is arranged at an upper port of the screening barrel, a discharge pipe is arranged at the lower end of the screening barrel, a plurality of circularly arranged feed pipes are arranged on the upper baffle plate, a rotating structure is arranged at the circle center of the upper baffle plate and comprises a vertical rotating column which is rotatably arranged at the circle center of the upper baffle plate, and a plurality of vertically arranged screening structures are further arranged on the inner wall of the screening barrel; the locating plate on the outer wall of the rotating column is located including fixed cover to the screening structure, even on the locating plate be provided with a plurality of springs, the upper end and the screen cloth of spring are connected, the screen cloth is by the centre of a circle to downward sloping gradually all around, and all is provided with the baffle on the interior circumference wall of screen cloth and the outer circumference wall respectively, the lower surface of screen cloth is provided with a plurality of electromagnetic shaker, the position that corresponds the spring on the screen cloth still is provided with the guide bar that runs through spring and locating plate respectively, still even being provided with on the baffle on the outer circumference wall of screen cloth arranges the material pipe that runs through this baffle, it is provided with curved through-hole on the just right lateral wall of screening bucket to arrange the material pipe, arrange the material pipe and.

2. A rice classifying and screening apparatus as claimed in claim 1, wherein the mesh diameters of the screens in said plurality of screening structures are gradually reduced from top to bottom.

3. The rice grading and screening device as claimed in claim 2, wherein the rotating structure further comprises a speed reducer and a gear box arranged on the upper baffle plate, a servo motor arranged on the outer wall of the speed reducer, an output shaft of the servo motor is connected with an input shaft of the speed reducer, an output shaft of the speed reducer is connected with a rotating shaft of a rotating column, a support frame is further arranged on the lower end wall of the screening barrel, and the rotating column is rotatably connected with the support frame.

4. The rice classifying and screening apparatus according to claim 3, wherein the inner wall of the screening barrel is further provided at opposite ends thereof with dust removing structures, respectively, the dust removing structures include a plurality of vertically arranged suction hoods disposed on the inner wall of the screening barrel, and two adjacent suction hoods are staggered with respect to two adjacent screening structures, and are connected to the dust collector through a dust suction pipe.

5. The rice grading and screening device as claimed in claim 4, wherein an electric cabinet is further provided on an outer wall of the screening barrel, an industrial personal computer and a control panel are provided in the electric cabinet, and the industrial personal computer is electrically connected with the control panel, the servo motor, the vibrator and the dust collector, respectively.

6. A rice classifying and screening apparatus according to claim 5, wherein the lower end opening of said feeding pipe is inclined toward the center of the upper baffle plate.