CN216500617U

CN216500617U - A sieving mechanism for rice

Info

Publication number: CN216500617U
Application number: CN202122880960.XU
Authority: CN
Inventors: 龙炳火; 龙乔; 龙春燕
Original assignee: Suining Chuanshan Yihe Breeding Professional Cooperative; Suining Chuanshan Longhui Planting Professional Cooperative
Current assignee: Suining Chuanshan Yihe Breeding Professional Cooperative; Suining Chuanshan Longhui Planting Professional Cooperative
Priority date: 2021-11-23
Filing date: 2021-11-23
Publication date: 2022-05-13
Anticipated expiration: 2031-11-23

Abstract

The utility model belongs to the technical field of rice screening, and particularly relates to a screening device for rice, which comprises a base and a second screen disc, wherein a shock pad is arranged on the surface of the base, a base is arranged at the upper end position of the shock pad, a controller is fixed on the side of the base, a chassis is arranged at the upper end position of the base, a spring is arranged at the middle position of the chassis, a first screen disc is fixed at the end head of the spring, a dustproof cover is arranged at the upper end position of the second screen disc, a feeding hole is formed in the middle position of the dustproof cover, the second screen is arranged at the middle position of the second screen disc, a first screen is arranged at the lower end position of the second screen, a coupler is arranged at the middle position of the first screen, and a motor is connected to the end side of the coupler. This a sieving mechanism for rice, simple structure, the simple operation is quick succinct to the process of rice screening, does not consume the manpower to the screening quality is splendid, has improved the work efficiency and the practicality of equipment.

Description

A sieving mechanism for rice

Technical Field

The utility model relates to the technical field of rice screening, in particular to a screening device for rice.

Background

The rice is mainly food for people, rice with poor quality is often mixed in the process of harvesting rice, a part of rice is damaged and possibly mixed with impurities in the process of transporting the rice, and the poor quality rice and the impurities are usually cleaned in time in the processing process of the rice, otherwise, defective rice and the impurities can enter a subsequent processing stage to cause the reduction of the overall quality of the rice.

However, current rice sieving mechanism structure is complicated, the operation is inconvenient, the rice screening is inhomogeneous, lead to the screening pressure increase, the screening effect is poor, can not satisfy the user demand, and need carry out a lot of screening, the waste time, the inefficiency ratio is low, the rice is after a lot of screening, impurity can be with the screen cloth jam, make impurity effectively pass through the screen cloth, mix easily in the rice, the screening separation is unclean, and present screening to the rice is mostly vibratory screening, the loss of vibration process to equipment is great, shorten the life of device easily.

To the above-mentioned problem, need to carry out the innovative design on the basis of original sieving mechanism for rice urgently.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a screening device for rice, and the screening device for rice is used for solving the problems that the existing screening device for rice in the background technology is complex in structure, inconvenient to operate, uneven in rice screening, increased in screening pressure, poor in screening effect, incapable of meeting use requirements, time-wasting and low in efficiency, impurities can block a screen after the rice is screened for multiple times, the impurities cannot effectively pass through the screen, the impurities are easily mixed in the rice, screening separation is not clean, the existing screening for the rice is mainly vibration screening, the loss of equipment in the vibration process is large, and the service life of the device is easily shortened.

In order to achieve the purpose, the utility model provides the following technical scheme: a screening device for rice comprises a base and a second sieve tray, wherein a damping pad is mounted on the surface of the base, a base is mounted at the upper end position of the damping pad, a controller is fixed on the side of the base, a chassis is mounted at the upper end position of the base, a spring is arranged at the middle position of the chassis, a first sieve tray is fixed at the end of the spring, a supporting block is mounted on the side of the first sieve tray, a discharge port is connected at the end of the supporting block, a connecting block is mounted on the end side of the first sieve tray, a second sieve tray is fixed on the side of the connecting block, a limiting block is connected at the middle position of the connecting block, a threaded rod is connected to the side of the limiting block, a knob is connected at the end of the threaded rod, a dust cover is mounted at the upper end position of the second sieve tray, a feed inlet is formed in the middle position of the dust cover, and a second screen is mounted at the middle position of the second sieve tray, and the lower extreme position of second screen cloth is provided with first screen cloth, the intermediate position of first screen cloth is provided with the shaft coupling, and the distolateral connection of shaft coupling has the motor.

Preferably, the base and the shock pad are tightly attached, and the base and the shock pad are connected through glue.

Preferably, be the block connection between chassis and the spring, and constitute flexible mounting structure through the spring between chassis and the first sieve dish.

Preferably, constitute fixed mounting structure through the connecting block between first sieve dish and the second sieve dish, and adopt the axis coincidence to set up between first sieve dish and the second sieve dish.

Preferably, be embedded connection between shield and the feed inlet, and the shield is the same with the diameter between the second sieve dish.

Preferably, the motor is tightly attached to the coupler, and the motor and the first sieve tray form a connecting and mounting structure through the coupler.

Compared with the prior art, the utility model has the beneficial effects that: the rice screening device is simple in structure, convenient and fast to operate, quick and simple in rice screening process, free of manpower consumption, excellent in screening quality and capable of improving working efficiency and practicability of equipment;

1. the device is used for screening in a vibration mode, strong vibration sense and noise can be generated in the operation process of the device, the severe vibration sense can aggravate the abrasion of equipment so as to reduce the service life, the damping pad is arranged on the end side of the base and has an excellent damping effect, the effect of protecting the equipment and stably operating is achieved, and the use stability is improved;

2. easy violent rocking that produces at the in-process that uses, the dynamics is difficult to subduct, sets up the spring in the intermediate position of chassis and first sieve dish, and the spring utilizes elasticity to come work, plays the effect of cushioning effect, takes place deformation under the effect of the strong vibration sense of external force, makes its reconversion after detaching external force again, has improved the flexibility of using.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic front view of the present invention;

fig. 3 is a schematic view of a connection structure of a first sieve tray and a second sieve tray according to the present invention.

In the figure: 1. a base; 2. a shock pad; 3. a base; 4. a controller; 5. a chassis; 6. a spring; 7. a first sieve tray; 8. a support block; 9. a discharge port; 10. connecting blocks; 11. a second sieve tray; 12. a limiting block; 13. a threaded rod; 14. a knob; 15. a dust cover; 16. a feed inlet; 17. a second screen; 18. a first screen; 19. a coupling; 20. an electric motor.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a screening device for rice comprises a base 1, a shock pad 2, a base 3, a controller 4, a chassis 5, a spring 6, a first sieve tray 7, a supporting block 8, a discharge port 9, a connecting block 10, a second sieve tray 11, a limiting block 12, a threaded rod 13, a knob 14, a dustproof cover 15, a feed port 16, a second sieve 17, a first sieve 18, a coupler 19 and a motor 20, wherein the shock pad 2 is mounted on the surface of the base 1, the base 3 is mounted at the upper end position of the shock pad 2, the controller 4 is fixed on the lateral side of the base 3, the chassis 5 is mounted at the upper end position of the base 3, the spring 6 is arranged in the middle position of the chassis 5, the first sieve tray 7 is fixed at the end position of the spring 6, the supporting block 8 is mounted on the lateral side of the first sieve tray 7, the discharge port 9 is connected at the end position of the supporting block 8, the connecting block 10 is mounted on the lateral side of the first sieve tray 7, and the second sieve tray 11 is fixed at the lateral side of the connecting block 10, a limiting block 12 is connected to the middle position of the connecting block 10, a threaded rod 13 is connected to the side of the limiting block 12, a knob 14 is connected to the end of the threaded rod 13, a dustproof cover 15 is installed at the upper end of the second sieve tray 11, a feeding hole 16 is formed in the middle of the dustproof cover 15, a second sieve 17 is installed in the middle of the second sieve tray 11, a first sieve 18 is arranged at the lower end of the second sieve 17, a coupler 19 is arranged in the middle of the first sieve 18, and a motor 20 is connected to the end side of the coupler 19;

furthermore, the base 1 and the shock pad 2 are tightly attached, the base 1 and the shock pad 2 are connected through glue, vibration type screening is performed when the device is used for screening, strong vibration sense and noise can be generated in the operation process of the device, the abrasion of equipment can be aggravated through the severe vibration sense, the service life is reduced, the shock pad 2 is installed on the end side of the base 1, the shock pad 2 has an excellent damping effect, the effect of protecting and stably operating the equipment can be achieved, and the use stability is improved;

furthermore, the chassis 5 is connected with the springs 6 in a clamping manner, the chassis 5 and the first sieve tray 7 form a telescopic mounting structure through the springs 6, severe shaking is easily generated in the using process, the force is difficult to reduce, the springs 6 are arranged in the middle of the chassis 5 and the first sieve tray 7, the springs 6 work by elasticity, the effect of buffering is achieved, deformation is generated under the action of strong vibration of external force, the external force is removed, the original shape is recovered, and the using flexibility is improved;

furthermore, a fixed mounting structure is formed between the first sieve tray 7 and the second sieve tray 11 through a connecting block 10, the first sieve tray 7 and the second sieve tray 11 are arranged in an axial line superposition mode, in the screening process of the device, the expected effect can be achieved only by carrying out multi-layer screening, rice enters the second sieve tray 11 through a feed port 16, the second sieve 17 in the second sieve tray 11 is in a big hole shape and can be separated from other impurities, the rice leaks into the first sieve 18 in the vibration process, the rice leaks out from the discharge port 9 through vibration, the rest of the dust rice residues leak into the first sieve tray 7 through the first sieve 18, the hole shape in the first sieve 18 is smaller than that of the second sieve 17, when the dust rice residues in the first sieve tray reach a certain amount, the threaded rod 13 can be taken out through a manual rotary knob 14, the threaded rod 13 is taken out, and the distance between the first sieve tray 7 and the second sieve tray 11 is increased simultaneously, the device is convenient to take down and clean, and the practicability of the device is improved;

furthermore, the dustproof cover 15 is connected with the feed inlet 16 in an embedded mode, the diameter of the dustproof cover 15 is the same as that of the second sieve tray 11, after the dustproof cover is used for a long time, dust is prone to being contaminated, rice can be polluted in the screening process after the interior of the dustproof cover is contaminated by dust, the neatness is affected, the dustproof cover 15 is arranged at the upper end of the second sieve tray 11, the dustproof cover 15 plays a role in protecting the interior of the device, and the using tidiness is improved;

further, closely laminate between motor 20 and the shaft coupling 19, and constitute through shaft coupling 19 between motor 20 and the first sieve dish 7 and connect mounting structure, when using the device, control the function through controller 4 to motor 20, shaft coupling 19 drives first sieve dish 7 and shakes when motor 20 functions, shaft coupling 19 has the buffering, the effect of damping and improvement shafting dynamic behavior, can reach the state of even running, because closely laminate between first sieve dish 7 and the second sieve dish 11, consequently, shake the screening simultaneously, make its screening even clean, and the work efficiency is increased.

The working principle is as follows: when the screening device for the rice is used, firstly, the rice enters the second screen disc 11 through the feed inlet 16, the motor 20 is controlled to operate through the controller 4, the coupling 19 drives the first screen disc 7 to vibrate when the motor 20 operates, the coupling 19 has the functions of buffering, vibration reduction and improving the dynamic performance of a shafting, and can reach a stable operation state, the screening is of a vibration type, strong vibration sense and noise can be generated in the operation process of the device, the strong vibration sense can aggravate the abrasion of equipment, so that the service life is reduced, the damping pad 2 is installed at the end side of the base 1, the damping pad 2 has an excellent damping effect, the spring 6 is arranged in the middle position between the base plate 5 and the first screen disc 7, the spring 6 works by utilizing elasticity and plays a role of buffering force, because the first screen disc 7 is tightly attached to the second screen disc 11, the vibration screening is simultaneously performed, the screening is uniform and clean, the second screen 17 in the second screen tray 11 is in a big hole shape, the rice can be separated from other impurities, the rice is leaked into the first screen 18 in the vibration process, the rice is leaked from the discharge hole 9 through vibration, the residual dust rice residue is leaked into the first screen tray 7 through the first screen 18, the hole shape in the first screen 18 is smaller than that of the second screen 17, when the internal dust rice residue reaches a certain amount, the threaded rod 13 can be taken out by manually rotating the knob 14, the distance between the first screen tray 7 and the second screen tray 11 is increased while the threaded rod 13 is taken out, the cleaning is convenient to take off, after the rice is used for a long time, the rice is easily polluted in the screening process after the internal dust is polluted, the cleanliness is influenced, the dustproof cover 15 is arranged at the upper end of the second screen tray 11, and the protection effect on the inside of the device is achieved through the dustproof cover 15, the tidiness of use is increased.

Finally, it should be noted that the above-mentioned contents are only used for illustrating the technical solutions of the present invention, and not for limiting the protection scope of the present invention, and that the simple modifications or equivalent substitutions of the technical solutions of the present invention by those of ordinary skill in the art can be made without departing from the spirit and scope of the technical solutions of the present invention.

Claims

1. A sieving mechanism for rice, includes base (1) and second sieve dish (11), its characterized in that: the surface mounting of base (1) has shock pad (2), and the upper end position of shock pad (2) installs base (3), the avris of base (3) is fixed with controller (4), and the upper end position of base (3) installs chassis (5), the intermediate position on chassis (5) is provided with spring (6), and the end department of spring (6) is fixed with first sieve dish (7), supporting shoe (8) are installed to the avris of first sieve dish (7), and the end department of supporting shoe (8) is connected with discharge gate (9), connecting block (10) are installed to the distolateral of first sieve dish (7), and the avris of connecting block (10) is fixed with second sieve dish (11) to the intermediate position of connecting block (10) is connected with stopper (12), the avris of stopper (12) is connected with threaded rod (13), and the end department of threaded rod (13) is connected with knob (14), the utility model discloses a screen mesh, including first screen cloth (18), second screen cloth (17), and the intermediate position of second screen cloth (17) is provided with first screen cloth (18), the intermediate position of first screen cloth (18) is provided with shaft coupling (19), and the distolateral motor (20) that is connected with of shaft coupling (19) that the upper end position of second screen cloth (11) installation shield (15), and the intermediate position of shield (15) is provided with feed inlet (16), and second screen cloth (17) are installed in the intermediate position of second screen cloth (11).

2. A screening apparatus for rice according to claim 1, wherein: the shock absorption device is characterized in that the base (1) and the shock absorption pad (2) are tightly attached to each other, and the base (1) and the shock absorption pad (2) are connected through glue.

3. A screening apparatus for rice according to claim 1, wherein: the chassis (5) is connected with the spring (6) in a clamping manner, and the chassis (5) and the first sieve tray (7) form a telescopic mounting structure through the spring (6).

4. A screening apparatus for rice according to claim 1, wherein: constitute fixed mounting structure through connecting block (10) between first sieve dish (7) and second sieve dish (11), and adopt the axis coincidence to set up between first sieve dish (7) and second sieve dish (11).

5. A screening apparatus for rice according to claim 1, wherein: the dustproof cover (15) is connected with the feed inlet (16) in an embedded mode, and the diameter of the dustproof cover (15) is the same as that of the second sieve tray (11).

6. A screening apparatus for rice according to claim 1, wherein: the motor (20) is tightly attached to the coupler (19), and the motor (20) and the first sieve tray (7) form a connecting and mounting structure through the coupler (19).