CN210253093U

CN210253093U - Rice seed edulcoration sieving mechanism

Info

Publication number: CN210253093U
Application number: CN201921070643.8U
Authority: CN
Inventors: 黄剑; 路灵忠; 李军
Original assignee: Hainan Guangling Hi Tech Industrial Co ltd; Ledong Guangling Nanfan Service Co ltd
Current assignee: Hainan Guangling Hi Tech Industrial Co ltd; Ledong Guangling Nanfan Service Co ltd
Priority date: 2019-07-10
Filing date: 2019-07-10
Publication date: 2020-04-07
Anticipated expiration: 2029-07-10

Abstract

The utility model relates to a rice seed impurity removing and screening device, which comprises a frame, a feeding hopper, a first collecting box and a second collecting box, the feeding hopper is arranged at the top of the frame, the first collecting box is arranged at the outer side of the frame, the second collecting box is arranged at the bottom of the frame, a sieve plate with a concave-shaped section is obliquely arranged in the frame, the sieve plate is divided into an upper plate and a lower plate, the upper plate is provided with a screen in sections, the lower plate is provided with a discharge hole in sections, the screen and the discharge port are arranged in a crossed manner, the screen plate is connected with the inner wall of the frame in a sliding manner, the inside vibrations mechanism that is equipped with of frame, vibrations mechanism with the bottom butt of sieve, this device has saved by artificial extravagant plenty of time and the energy of screening, improves the precision of screening speed and screening, easy operation, convenient to use.

Description

Rice seed edulcoration sieving mechanism

Technical Field

The utility model relates to a belong to rice seed screening technical field, in particular to rice seed edulcoration sieving mechanism.

Background

The mechanized harvesting is mostly adopted when the present rice is harvested, so that the rice is damaged to a certain extent, meanwhile, farmers can damage the rice to a certain extent when the rice is sunned and harvested at the later stage, and therefore a series of screening is carried out before the purchased rice is cultivated, so that the inferior and unqualified rice in the rice is screened out, and the excellent rice is screened. Most of the existing rice seeds are hybrid rice, when the hybrid rice is selected, elliptical thin and long rice seeds need to be selected, but the elliptical thin and long rice seeds and circular rice seeds are difficult to screen, and when a common round hole screen is adopted for screening, the elliptical thin and long rice seeds easily vertically penetrate through meshes of the screen and are screened out together with the circular rice seeds, so that the screening effect is poor, and part of high-quality rice seeds are wasted.

Disclosure of Invention

Therefore, the utility model provides a rice seed edulcoration sieving mechanism has saved by artificial extravagant plenty of time and energy of screening, improves the precision of screening speed and screening, easy operation, convenient to use.

The technical scheme of the utility model is realized like this:

the utility model provides a rice seed edulcoration sieving mechanism, including frame, income hopper, first collecting box and second collecting box, it establishes to go into the hopper the top of frame, first collecting box is established the outside of frame, the second collecting box is established the bottom of frame, the slope is equipped with the sieve that the cross-section is "concave" style of calligraphy in the frame, the sieve divide into upper plate and lower plywood, the upper plate segmentation is equipped with the screen cloth, lower plywood segmentation is equipped with the discharge gate, the screen cloth with discharge gate cross arrangement, the sieve with the inner wall sliding connection of frame, the inside vibrations mechanism that is equipped with of frame, vibrations mechanism with the bottom butt of screen.

Preferably, the vibrations mechanism includes motor, pivot and cam, the motor is installed the frame outside, the motor is connected with external power supply electricity, the pivot with the output shaft of motor links to each other, the cam is installed the both sides of frame inner wall, the cam with the frame inner wall rotates to be connected, the cam with the pivot is connected with one heart, the cam with the bottom butt of sieve.

Preferably, an inclined guide plate is arranged inside the rack and communicated with the second collecting box.

Preferably, the inner wall of frame is equipped with the spout, the slide bar is worn to be equipped with by the sieve, the slide bar with the spout is connected, the sieve passes through the slide bar with spout sliding connection, the slide bar cover is equipped with the spring, the spring is located the outside of sieve.

Preferably, the sieve bottom is equipped with electric telescopic handle, be equipped with the push pedal in the sieve, the push pedal is located the below of screen cloth, electric telescopic handle passes down the plywood with the push pedal is connected, electric telescopic handle is connected with external power supply electricity.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model provides a rice seed edulcoration sieving mechanism, it establishes to go into the hopper at the top of frame, first collecting box is established in the outside of frame, first collecting box is used for collecting the rice seed of oval thin and long shape, the second collecting box is established in the bottom of frame, the second collecting box is used for collecting the rice seed of circular form, the slope is equipped with the sieve that the cross-section is "concave" style of calligraphy in the frame, the sieve becomes certain angle with ground, is favorable to the rice seed free sliding screening, the sieve divide into upper plate and lower plate, the upper plate segmentation is equipped with the screen cloth, the lower plate segmentation is equipped with the discharge gate, screen cloth and discharge gate cross arrangement fall the rice seed after the edulcoration from go into the hopper fall on the sieve, the rice seed of circular form passes behind the screen cloth, from the discharge gate of lower plate falls into in the second collecting box, while the elliptic thin and long rice seeds continuously slide along the upper plate and fall into the first collection box, part of the elliptic thin and long rice seeds can stay in the sieve plate and cannot fall out of the discharge hole, the sieve plate is in sliding connection with the inner wall of the frame, a vibration mechanism is arranged in the frame and is abutted against the bottom of the sieve plate, the vibration mechanism can play a vibration effect on the sieve plate, the vibration mechanism can vibrate the elliptic thin and long rice seeds staying in the sieve plate outwards while improving the downward sliding of the rice seeds, so that the smoothness of the sieve plate is ensured, the sieve plate and the discharge hole are arranged in a staggered way in sections, the circular rice seeds fall into the lower plate from the sieve plate and then directly fall into the second collection box through the discharge hole, and the plane plate between the sieve plates can play a role in blocking the rice seeds on the lower plate, avoid the rice seed of circular form to accompany vibrations of vibrations mechanism are shaken again and are arrived on the upper plate, improve the precision of screening speed and screening, easy operation, convenient to use.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only preferred embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive effort.

Fig. 1 is a schematic view of the internal structure of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

FIG. 3 is an enlarged view of a portion of FIG. 1 at B;

FIG. 4 is a top view of FIG. 1;

fig. 5 is a schematic structural diagram of the upper plate, the lower plate and the push plate of the present invention.

In the figure, 1 machine frame, 2 feeding hoppers, 3 first collecting boxes, 4 second collecting boxes, 5 sieve plates, 511 upper plate plates, 512 lower plate plates, 6 sieve meshes, 7 discharging ports, 8 motors, 9 rotating shafts, 10 cams, 11 guide plates, 12 sliding grooves, 13 sliding rods, 14 springs, 15 electric telescopic rods and 16 push plates.

Detailed Description

In order to better understand the technical content of the present invention, the following embodiments are provided, and the present invention is further described with reference to the accompanying drawings.

Referring to fig. 1 to 5, the utility model provides a rice seed impurity removal screening device, which comprises a frame 1, a feeding hopper 2, a first collecting box 3 and a second collecting box 4, wherein the feeding hopper 2 is arranged at the top of the frame 1, the first collecting box 3 is arranged at the outer side of the frame 1, the first collecting box 3 is used for collecting elliptical and thin rice seeds, the second collecting box 4 is arranged at the bottom of the frame 1, the second collecting box 4 is used for collecting circular rice seeds, a sieve plate 5 with a concave-shaped cross section is obliquely arranged in the frame 1, the sieve plate 5 forms a certain angle with the ground, which is beneficial for free falling screening of rice seeds, the sieve plate 5 is divided into an upper plate 511 and a lower plate 512, the upper plate 511 is provided with a screen 6 in a segmentation manner, the lower plate 512 is provided with a discharge port 7 in a segmentation manner, the screen 6 and the discharge port 7 are arranged in a crossing manner, pouring the rice seeds after impurity removal from the feeding hopper 2 onto the sieve plate 5, wherein although the round rice seeds have a certain deviation in size, the deviation is relatively small, the mesh of the screen 6 and the gap between the upper plate 511 and the lower plate 512 can be set to be large enough for the round rice seeds to pass through, the round rice seeds pass through the screen 6 and then fall into the second collection box 4 from the discharge hole 7 of the lower plate 512, while the oval rice seeds continuously slide along the upper plate 511 and fall into the first collection box 3, the oval rice seeds can pass through the screen 6 in a vertical state, but the length of the oval rice seeds is much longer than that of the round rice seeds, and the gap between the upper plate 511 and the lower plate 512 is smaller than that of the oval rice seeds, therefore, the rice seeds with the oval long and thin shape can stay in the screen 6 and can not fall out from the discharge port 7, the screen plate 5 is connected with the inner wall of the frame 1 in a sliding manner, the frame 1 is internally provided with a vibration mechanism, the vibration mechanism is abutted against the bottom of the screen plate 5, the vibration mechanism can play a vibration effect on the screen plate 5, the vibration mechanism can outwards vibrate the rice seeds with the oval long and thin shape staying in the screen 6 while improving the downward sliding of the rice seeds to ensure the smoothness of the screen 6, the screen 6 and the discharge port 7 are arranged in a staggered manner in a segmented manner, the rice seeds with the round shape fall into the lower plate 512 from the screen 6 and directly fall into the second collecting box 4 through the discharge port 7, and the plane plate between the screen 6 can play a role in blocking the rice seeds on the lower plate 512, the rice seeds in a round shape are prevented from being shaken out of the upper plate 511 again along with the shaking of the shaking mechanism, and the screening speed and the screening precision are improved.

Specifically, vibrations mechanism includes motor 8, pivot 9 and cam 10, motor 8 installs 1 outside the frame, motor 8 is connected with external power supply electricity, pivot 9 with motor 8's output shaft links to each other, cam 10 installs the both sides of 1 inner wall of frame, cam 10 with 1 inner wall of frame rotates and connects, cam 10 with pivot 9 connects with one heart, cam 10 with the bottom butt of sieve 5, through motor 8 drives pivot 9 is rotatory, pivot 9 drives cam 10 is rotatory, cam 10 is right sieve 5 plays intermittent type nature's vibrations effect.

Specifically, the inside deflector 11 that is equipped with the slope of frame 1, deflector 11 with second collecting box 4 intercommunication, circular form rice seed follow discharge gate 7 falls out the back, through deflector 11 carries out the guide effect to rice seed, improves the collection effect of rice seed.

Specifically, the inner wall of frame 1 is equipped with spout 12, slide bar 13 is worn to be equipped with by sieve 5, slide bar 13 with spout 12 is connected, sieve 5 passes through slide bar 13 with spout 12 sliding connection, slide bar 13 cover is equipped with spring 14, spring 14 is located the outside of sieve 5, motor 8 drives sieve 5 is in make a round trip vibrations on slide bar 13, spring 14 improves the effect that resets of sieve 5 improves simultaneously the vibrations effect that sieve 5 received.

Specifically, an electric telescopic rod 15 is arranged at the bottom of the sieve plate 5, a push plate 16 is arranged in the sieve plate 5, the push plate 16 is located below the sieve screen, the electric telescopic rod 15 penetrates through the lower layer plate 512 to be connected with the push plate 16, the electric telescopic rod 15 is electrically connected with an external power supply, after screening is finished, the electric telescopic rod 15 is started to drive the push plate 16 to move upwards, a small part of rice seeds clamped in the oval thin and long shape in the sieve screen 6 are ejected upwards, at the moment, the sieve screen 6 is sealed, the oval thin and long rice seeds roll down along the upper layer plate 511 of the sieve plate 5 into the first collecting box 3, and the screening effect is greatly improved.

The working principle is as follows:

the utility model provides a rice seed edulcoration sieving mechanism, the rice seed after will removing the edulcoration from go into hopper 2 fall on sieve 5, motor 8 drives cam 10 is right the sieve 5 shakes from top to bottom, screen cloth 6 sieves oval long and thin shape and circular form rice seed, circular form rice seed falls on lower plywood 512, and then through discharge gate 7 falls into the frame 1 bottom, along deflector 11 falls into in the second collecting box 4, oval long and thin shape rice seed along the upper plywood 511 slide in the first collecting box 3, partial oval long and thin shape rice seed because of the reason of self length stop in screen cloth 6, through motor 8 outwards shakes out oval long and thin shape rice seed, rice seed gets back to again on the upper plywood 511, the rice seeds slide into the first collection box 3 along the upper plate 511, after screening is finished, the electric telescopic rod 15 is started, the electric telescopic rod 15 drives the push plate 16 to move upwards, a small part of the oval thin and long rice seeds clamped in the screen 6 are ejected upwards, at the moment, the screen 6 is closed, and the oval thin and long rice seeds roll down into the first collection box 3 along the upper plate 511, so that screening work is finished.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a rice seed edulcoration sieving mechanism, its characterized in that, includes frame, income hopper, first collecting box and second collecting box, it establishes to go into the hopper the top of frame, first collecting box is established the outside of frame, the second collecting box is established the bottom of frame, the slope is equipped with the sieve that the cross-section is "concave" style of calligraphy in the frame, the sieve divide into upper plate and lower plate, the upper plate segmentation is equipped with the screen cloth, lower plate segmentation is equipped with the discharge gate, the screen cloth with discharge gate cross arrangement, the sieve with the inner wall sliding connection of frame, the inside vibrations mechanism that is equipped with of frame, vibrations mechanism with the bottom butt of screen.

2. An impurity removing and screening device for rice seeds as claimed in claim 1, wherein the vibration mechanism comprises a motor, a rotating shaft and a cam, the motor is mounted on the outer side of the frame, the motor is electrically connected with an external power supply, the rotating shaft is connected with an output shaft of the motor, the cam is mounted on two sides of the inner wall of the frame, the cam is rotatably connected with the inner wall of the frame, the cam is concentrically connected with the rotating shaft, and the cam is abutted against the bottom of the sieve plate.

3. An impurity removing and screening device for rice seeds as claimed in claim 1, wherein an inclined guide plate is arranged inside the rack and is communicated with the second collecting box.

4. An impurity removing and screening device for rice seeds as claimed in claim 1, wherein a sliding groove is formed in the inner wall of the frame, a sliding rod penetrates through the screen plate, the sliding rod is connected with the sliding groove, the screen plate is slidably connected with the sliding groove through the sliding rod, a spring is sleeved on the sliding rod, and the spring is located on the outer side of the screen plate.

5. An impurity removing and screening device for rice seeds as claimed in claim 1, wherein an electric telescopic rod is arranged at the bottom of the sieve plate, a push plate is arranged in the sieve plate and located below the sieve, the push plate is provided with the same discharge port as the lower plate, the electric telescopic rod penetrates through the lower plate and is connected with the push plate, and the electric telescopic rod is electrically connected with an external power supply.