CN212732902U

CN212732902U - Sorting unit is used in rice processing

Info

Publication number: CN212732902U
Application number: CN202020973518.4U
Authority: CN
Inventors: 周辉辉
Original assignee: Meitan County Yongxing Rice Industry Co ltd
Current assignee: Meitan County Yongxing Rice Industry Co ltd
Priority date: 2020-06-01
Filing date: 2020-06-01
Publication date: 2021-03-19
Anticipated expiration: 2030-06-01

Abstract

The utility model relates to a rice processing technology field, concretely relates to sorting unit is used in rice processing, which comprises a bracket, a sieve tube and actuating mechanism, a sieve tube is both ends open-ended drum, a sieve tube is connected with the rotate bracket, be equipped with a plurality of sieve meshes on the sieve tube, sieve tube inner wall fixed connection many circles flight, the below of sieve tube is equipped with the take-up (stock) pan, the sieve tube top be equipped with support fixed connection's crossbeam, the length direction and the sieve tube axis of crossbeam are parallel, the crossbeam bottom surface is equipped with the elasticity brush, sieve tube and elasticity brush extrusion contact make the elasticity brush produce the elasticity of directional sieve tube axis, actuating mechanism drive sieve tube is rotatory around the axis of sieve tube during the operation. The moving stroke of the raw material rice is increased in the rotating process of the screening cylinder, and the raw material rice is more thoroughly sorted by rolling movement in the rotating process of the screening cylinder; the rice grains clamped in the sieve pores are removed through the elasticity of the elastic hairbrush, and the sorting speed and efficiency are improved.

Description

Sorting unit is used in rice processing

Technical Field

The utility model relates to a rice processing technology field, concretely relates to sorting unit is used in rice processing.

Background

The processed rice contains part of broken rice, and in order to improve the appearance quality of a finished rice product, the broken rice in the rice needs to be sorted out, in the prior art, two modes of air separation and screening are usually adopted for sorting, the air separation is realized by blowing or adsorbing the rice by wind power according to the characteristic that the rice grains are subjected to different gravity, the size of the wind power is not accurately controlled, and the sorting effect is related to the speed and the quantity of the rice flowing through an air opening according to the size of the wind power; the screening utilizes the size of the volume of broken rice and complete rice, selects separately through the mesh size of filter plate, makes the broken rice that the volume is less than the mesh fall into the filter plate below through the mesh and reaches the purpose of selecting separately, but conventional screening installation is at the sorting process, and the grain of rice can often block and jam the mesh in the mesh for screening speed and efficiency greatly reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sorting unit is used in rice processing to carry out the speed and the efficiency of sorting to the rice after processing, in order to realize above-mentioned purpose, the utility model provides a scheme as follows:

a sorting device for rice processing comprises a bracket, a screening cylinder and a driving mechanism;

the bracket is fixedly connected with the ground;

the screening cylinder is a cylinder with openings at two ends, the screening cylinder is horizontally arranged on the support and is rotatably connected with the support, a plurality of screen holes are formed in the screening cylinder, a plurality of circles of spiral sheets are fixedly connected with the inner wall of the screening cylinder, a feed hopper communicated with the inner cavity of the screening cylinder is arranged at one end of the screening cylinder, a discharge hopper is arranged at one end, away from the feed hopper, of the support, a material receiving tray is arranged below the screening cylinder, a cross beam fixedly connected with the support is arranged above the screening cylinder, the length direction of the cross beam is parallel to the axis of the screening cylinder, an elastic brush is arranged on the bottom surface of the cross beam, and the screening cylinder is in extrusion contact with;

the driving mechanism is fixedly connected with the rack, and drives the screening cylinder to rotate around the axis of the screening cylinder when the driving mechanism operates.

The utility model discloses basic scheme's principle and beneficial effect lie in:

the operation driving mechanism drives the screening cylinder to rotate, raw material rice to be sorted is sent into the screening cylinder through the feed hopper, the raw material rice rolls and moves in the direction close to the discharge hopper in the screening cylinder under the action of gravity and the spiral sheet along with the rotation of the screening cylinder, and broken rice with small volume mixed in large raw material rice falls into a receiving tray below the screening cylinder through a sieve mesh along with the continuous rolling of the raw material rice; if rice grains are blocked in the sieve pores to cause blockage, when the rice grains blocked in the sieve pores move to the highest point of the screening cylinder, the elastic hairbrush is extruded by the screening cylinder, and at the moment, part of the hairbrush extends into the sieve pores under the elasticity of the hairbrush to rebound the rice grains blocked in the sieve pores into the screening cylinder, so that the rice grains are prevented from blocking the sieve pores; the rice sorted by the sieve meshes is finally discharged outwards through the discharging hopper.

Compared with the conventional screening device for sorting, the screening cylinder increases the moving stroke of the raw material rice in the rotating process, and the raw material rice rolls and moves in the rotating process of the screening cylinder, so that the screening is more thorough than the sliding movement sorting of the conventional screening device; the rice grains clamped in the sieve pores are removed through the elasticity of the elastic hairbrush, and the sorting speed and efficiency are improved.

Further, the support of a plurality of groups of fixed connection be used for supporting the filter screen cylinder on the support, rotate the connection gyro wheel on the support, the gyro wheel makes the filter screen cylinder can rotate around the filter screen cylinder axis with the contact of filter screen cylinder surface.

Further, the driving mechanism comprises a speed reducing motor, an output shaft of the speed reducing motor is provided with a driving wheel, and the driving wheel is in contact with the outer surface of the screening cylinder so as to drive the screening cylinder to rotate.

Further, the feed hopper bottom is equipped with the chute feeder with filter cylinder inner chamber and feed hopper intercommunication, sets up the feed valve on the feed hopper. The feed rate can be adjusted.

Furthermore, the screening barrel is close to the one end of feeder hopper and can be dismantled the connection and with screening barrel confined baffle, the baffle middle part is equipped with the appearance the opening that the chute feeder stretched into the screening barrel inner chamber. The baffle is for preventing the rice outwards from dropping.

Furthermore, a support frame is arranged on the support, one end of the support frame is fixedly connected with the feed hopper, a hinge is arranged at the other end of the support frame, a rotating shaft of the hinge is vertically arranged, one end of the hinge is fixedly connected with the support frame, and the other end of the hinge is fixedly connected with the support. When the sieve gate needs to be replaced, the feed hopper can be conveniently moved.

Drawings

Fig. 1 is a front view of the sorting device for rice processing of the present invention.

Fig. 2 is the utility model discloses a sorting unit's for rice processing left side view.

Fig. 3 is the utility model relates to a sorting unit's local structure schematic diagram is used in rice processing.

Fig. 4 is an enlarged view of a portion a in fig. 2.

Detailed Description

The following is further detailed by way of specific embodiments:

reference numerals in the drawings of the specification include: the device comprises a support 10, a cross beam 11, a screening drum 20, screen holes 21, spiral pieces 22, a baffle 23, a mouth part 24, an elastic brush 30, a feed hopper 40, a support frame 41, hinges 42, a feeding groove 43, a feed valve 44, a speed reducing motor 50, a driving wheel 51, rollers 52, a support 53, a discharge hopper 60, a finished product box 61, a receiving tray 62, a broken rice box 63 and rice grains 70.

A sorting device for rice processing comprises a bracket 10, a screening drum 20 and a driving mechanism;

as shown in fig. 1 and 2, the support 10 is a frame structure formed by welding steel, the support 10 is fixedly connected with the ground through bolts, the screening cylinder 20 is a cylinder with two open ends, the screening cylinder 20 is horizontally arranged on the support 10, the support 10 is fixedly connected with 2 pairs of supports 53 for supporting the screening cylinder 20, 2 pairs of supports 53 are respectively located at two open ends of the screening cylinder 20, the supports 53 are rotatably connected with rollers 52, the outer rings of the rollers 52 are provided with rubber layers, the rollers 52 are in contact with the outer surfaces of the screening cylinder 20 so that the screening cylinder 20 can rotate around the axis of the screening cylinder 20, the screening cylinder 20 is provided with a plurality of screen holes 21, and the inner wall of the screening cylinder 20 is fixedly connected with a plurality of circles of spiral pieces 22.

As shown in fig. 1 and 3, a feed hopper 40 is arranged at one end of the screening drum 20, a feed chute 43 for communicating the inner cavity of the screening drum 20 with the feed hopper 40 is arranged at the bottom of the feed hopper 40, a feed valve 44 is arranged on the feed hopper 40 for adjusting the feeding rate, a support frame 41 is arranged on the support 10, one end of the support frame 41 is fixedly connected with the feed hopper 40, a hinge 42 is arranged at the other end of the support frame 41, a rotating shaft of the hinge 42 is vertically arranged, one end of the hinge 42 is fixedly connected with the support frame 41, and the other end of the hinge 42 is fixedly connected with.

A discharging hopper 60 is arranged at one end of the bracket 10 far away from the feeding hopper 40, a finished product box 61 for collecting the sorted rice is arranged below the discharging hopper 60, a receiving disc 62 is arranged below the screening drum 20, the receiving disc 62 is obliquely arranged, and a broken rice collecting box is arranged below the lower end of the receiving disc 62;

as shown in fig. 1 and 4, a cross beam 11 fixedly connected with the bracket 10 is arranged right above the screening cylinder 20, the length direction of the cross beam 11 is parallel to the axis of the screening cylinder 20, a vertical downward elastic brush 30 is fixedly connected to the bottom surface of the cross beam 11, and the distance between the screening cylinder 20 and the cross beam 11 is smaller than the length of the elastic brush 30, so that the screening cylinder 20 and the elastic brush 30 are in contact with each other to press the elastic brush 30, and the elastic brush 30 is pressed to generate an elastic force pointing to the axis of the screening cylinder 20.

As shown in fig. 3, in order to prevent the raw material rice entering the inner cavity of the screening drum 20 from the feeding chute from spilling outwards from one end of the screening drum 20 close to the feeding hopper 40, a baffle 23 for sealing the screening drum 20 is bolted to one end of the screening drum 20 close to the feeding hopper 40, the baffle 23 is a circular plate matched with the screening drum 20, and the middle part of the baffle 23 is provided with a mouth part 24 for accommodating the feeding chute to extend into the inner cavity of the screening drum 20.

The driving mechanism comprises a speed reducing motor 50, a power line is externally connected with the speed reducing motor 50, a driving wheel 51 is arranged on an output shaft of the speed reducing motor 50, the driving wheel 51 is in contact with the outer surface of the screening drum 20 to drive the screening drum 20 to rotate, in order to increase the friction force between the driving wheel 51 and the screening drum 20, the screening drum 20 is driven to rotate by transmitting torque, and a rubber layer is adhered to the outer layer of the driving wheel 51.

the speed reducing motor 50 is operated to drive the screening cylinder 20 to rotate, raw material rice to be sorted is fed into the screening cylinder 20 from the feeding hopper 40, the raw material rice rolls and moves in the direction close to the discharging hopper 60 in the screening cylinder 20 under the action of gravity and the spiral piece 22 along with the rotation of the screening cylinder 20, broken rice with small volume mixed in the raw material rice falls into the material receiving disc 62 below the screening cylinder 20 through the screen holes 21 along with the continuous rolling of the raw material rice, and then the broken rice slides into the broken rice box 63 to be collected; as shown in fig. 4, if rice grains 70 are jammed in the sieve holes 21 during the sorting process, when the rice grains 70 jammed in the sieve holes 21 rotate to the highest point of the screening drum 20 along with the screening drum 20, because the elastic brush 30 is squeezed by the screening drum 20 to generate elastic force pointing to the screening drum 20, part of the brush extends into the sieve holes 21 under the elastic force of the brush to push the rice grains 70 jammed in the sieve holes 21 back into the screening drum 20, so as to prevent the rice grains 70 from jamming the sieve holes 21; the rice sorted by the sieve holes 21 is finally discharged out from the discharging hopper 60 to enter a finished product box 61 for collection

The above are merely examples of the present invention, and common general knowledge of known specific structures and characteristics in the schemes is not described herein. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.

Claims

1. The utility model provides a sorting unit is used in rice processing, includes support, a screening section of thick bamboo and actuating mechanism, support and ground fixed connection, its characterized in that:

the screening cylinder is a cylinder with openings at two ends, the screening cylinder is horizontally arranged on the support and is rotatably connected with the support, a plurality of screen holes are formed in the screening cylinder, a plurality of circles of spiral sheets are fixedly connected with the inner wall of the screening cylinder, a feed hopper communicated with the inner cavity of the screening cylinder is arranged at one end of the screening cylinder, a discharge hopper is arranged at one end, away from the feed hopper, of the support, a material receiving tray is arranged below the screening cylinder, a cross beam fixedly connected with the support is arranged above the screening cylinder, the length direction of the cross beam is parallel to the axis of the screening cylinder, an elastic brush is arranged on the bottom surface of the cross beam, and the screening cylinder is in contact with the elastic brush to;

the driving mechanism is fixedly connected with the rack, and drives the screening drum to rotate when the driving mechanism operates.

2. The sorting device for rice processing according to claim 1, wherein: the support of a plurality of groups of fixed connection being used for supporting the screen cylinder on the support, rotate the connection gyro wheel on the support, the gyro wheel makes the screen cylinder can rotate around the screen cylinder axis with the contact of screen cylinder surface.

3. The sorting device for rice processing according to claim 2, wherein: the driving mechanism comprises a speed reducing motor, an output shaft of the speed reducing motor is provided with a driving wheel, and the driving wheel is in contact with the outer surface of the screening drum to drive the screening drum to rotate.

4. The sorting device for rice processing according to claim 3, wherein: the bottom of the feed hopper is provided with a feed chute for communicating the inner cavity of the screening drum with the feed hopper, and the feed hopper is provided with a feed valve.

5. The sorting device for rice processing according to claim 4, wherein: the one end that the screening barrel is close to the feeder hopper can be dismantled and connect the baffle with screening barrel confined, the baffle middle part is equipped with the appearance the oral area that the chute feeder stretched into the screening barrel inner chamber.

6. The sorting device for rice processing according to claim 5, wherein: the support is provided with a support frame, one end of the support frame is fixedly connected with the feed hopper, the other end of the support frame is provided with a hinge, a rotating shaft of the hinge is vertically arranged, one end of the hinge is fixedly connected with the support frame, and the other end of the hinge is fixedly connected with the support.