CN206535753U - White rice grader - Google Patents
White rice grader Download PDFInfo
- Publication number
- CN206535753U CN206535753U CN201720182046.9U CN201720182046U CN206535753U CN 206535753 U CN206535753 U CN 206535753U CN 201720182046 U CN201720182046 U CN 201720182046U CN 206535753 U CN206535753 U CN 206535753U
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- China
- Prior art keywords
- screen box
- frame
- rice
- motor
- rotation mechanism
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of white rice grader, including frame and screen box, spring supporting mechanism is provided with four angles of the frame, the screen box is connected by the spring supporting mechanism with four angles of the frame；Motor, eccentvic rotation mechanism and gap bridge transmission mechanism are provided with the frame；The top of the eccentvic rotation mechanism connects the screen box, and the motor is transmitted power to the screen box by being sequentially connected the gap bridge transmission mechanism and eccentvic rotation mechanism；By setting negative-pressure air fan to coordinate, fin can cool well, dehumidify ventilation, the inlet scoop at top is coordinated to connect existing air intake device again, chaff powder and cooling, wet down can further be removed, solving the mixed with rice that roller rice machine, polishing machine come out can not in time radiate and remove remaining bran powder in existing screen box, easily form chaff powder adhesive and gradually accumulate, the problem of rotten discoloration, substantially increase the quality of product.
Description
Technical field
The utility model belongs to rice production apparatus field, and in particular to a kind of white rice grader.
Background technology
Sizing screening be rice processing in important process, rice classification quality by directly influence product quality and
The economic benefit of processing factory.In existing rice sizing screening technique, it is by the actuating unit that is located in frame and is located at machine
Grading screening mechanism composition above frame in screen box；Actuating unit includes motor, speed adjusting gear, the tensioning device being located in frame
The actuating unit of the compositions such as structure, gap bridge transmission mechanism, eccentvic rotation mechanism；It is located above frame in screen box and carries certain inclination angle
Discharging that sieve lattice with sieve aperture, the water conservancy diversion installed opposite with sieving lattice inclination angles drop down plate, match is installed, with rice bin, screen box one end
The grading screening mechanism of the composition such as detachable preceding shrouding and charging aperture, actuating unit driving grading screening mechanism is made plane and returned
Transhipment is dynamic, so as to realize the sizing screening of rice.The principle being had differences using cracking rice with whole grain of rice type, in the sieve of plane rotation
Classification is formed when being flowed on face, if the continuous screen by being equipped with dried layer compass screen surface, superfine rice is isolated, general rice, big broken rice, small
Several grades such as crack rice；But it is due to the rice after roller rice machine or polishing machine, there is certain temperature and humidity, by
In also there is certain bran powder in now screen box, such as radiating not in time and removing remaining bran powder, bran powder is easy for
Chaff powder adhesive is formed, is bonded in the screen box of classifying screen and gradually accumulates, caking discoloration occurs after a period of time, rice is fallen into
In can cause product quality problem.
Utility model content
The purpose of this utility model is to provide a kind of structure novelty, the white rice grader of practical function.
Technical scheme provided by the utility model is：A kind of white rice grader, including frame and screen box, the frame
Spring supporting mechanism is provided with four angles, the screen box is connected by the spring supporting mechanism with four angles of the frame
Connect；Motor, eccentvic rotation mechanism and gap bridge transmission mechanism are being provided with the frame；The eccentvic rotation mechanism
Top connect the screen box, the motor will be dynamic by being sequentially connected the gap bridge transmission mechanism and eccentvic rotation mechanism
Power is transmitted to the screen box；It is additionally provided with the bottom of the screen box with rice bin, it is described to be fixed on rice bin in the frame；
Charging aperture is provided with the top of the screen box, if the water conservancy diversion for being internally provided with dried layer sieve lattice and matching in the screen box drops down
Plate；Every layer of water conservancy diversion drops down the end connection subregion corresponding with rice bin of plate；It is additionally provided with the rear of the screen box
Negative-pressure air fan and fin.
As a kind of improvement of the present utility model, inlet scoop is additionally provided with the top of the screen box.
As a kind of improvement of the present utility model, if the number of plies of dried layer sieve lattice is three layers or four layers, described three layers
Or four layers of sieve lattice are set by the descending sequentially lower leaf in aperture, it is correspondingly arranged below every layer of sieve lattice and possesses certain
The water conservancy diversion for tilting down angle drops down plate.
As a kind of improvement of the present utility model, it is additionally provided between the motor and the gap bridge transmission mechanism
Stepless time adjustment mechanism.
Beneficial effect：
The utility model structure is novel, practical function, and plane rotation motion is made by means of screen box, mixed with rice is returned in plane
Sieve aperture is continuously contacted on the dynamic sieve of transhipment, then will turn into the rice of relatively secondary one-level through sieve aperture less than the rice of sieve aperture, enter
Next layer of sieve lattice or final concentrate are flowed out, and turn into the rice of relatively excellent one-level more than the rice of sieve aperture, are flowed into accordingly from sieve lattice
Passage, so as to reach the purpose that rice is classified by granular size；
Setting negative-pressure air fan to coordinate, fin can cool well, dehumidify ventilation, then coordinate the inlet scoop connection at top
Existing air intake device, can further remove chaff powder and cooling, wet down, solve the mixed with rice that roller rice machine, polishing machine come out
It can not in time be radiated in existing screen box and remove remaining bran powder, easily formed chaff powder adhesive and simultaneously gradually accumulate, go bad
The problem of discoloration, substantially increase the quality of product；
Set spring supporting mechanism and eccentvic rotation mechanism effectively to reduce vibrations and the noise of machine, improve equipment
Durability；
Stepless time adjustment mechanism is set between motor and gap bridge transmission mechanism, enables to equipment to adapt to for greater flexibility
The change of the techniques such as moisture content, yield and the screening efficiency of raw grain；
Four layers of sieve lattice are set, the situation of the superfine rice discharging of high-volume can be tackled for greater flexibility, operating efficiency is improved, saves
Cost.
Brief description of the drawings
Fig. 1 is side structure schematic diagram of the present utility model.
Fig. 2 is positive structure schematic of the present utility model.
Fig. 3 is that sieve lattice of the present utility model and its matched guide trickling screen select process flow diagram.
1 it is body in figure, 11 is charging aperture, 12 is inlet scoop, 2 is screen box, and 3 be spring supporting mechanism, and 41 be sieve lattice, 42
Plate is dropped down for water conservancy diversion, 5 be eccentvic rotation mechanism, and 6 be gap bridge transmission mechanism, and 7 be stepless speed regulation, and 8 be frame, and 9 be negative pressure wind
Machine, 10 be fin, and 13 be motor, and 14 be with rice bin.
Embodiment
Embodiment of the present utility model is further illustrated below in conjunction with the accompanying drawings.
As shown in accompanying drawing 1 to accompanying drawing 3, the white rice grader in the present embodiment, including frame 8 and screen box 2, the frame 8
Four angles on be provided with spring supporting mechanism 3, the screen box 2 pass through the spring supporting mechanism 3 and the frame 8 four
Angle is connected；Motor 13, eccentvic rotation mechanism 5 and gap bridge transmission mechanism 6 are being provided with the frame 8；It is described
The top of eccentvic rotation mechanism 5 connects the screen box 2, and the motor 13 is by being sequentially connected the gap bridge transmission mechanism 6
Power is transmitted to the screen box 2 with eccentvic rotation mechanism 5；It is additionally provided with the bottom of the screen box 2 with rice bin 14, it is described to match somebody with somebody
Rice bin 14 is fixed in the frame 8；The top of the screen box 2 is provided with charging aperture 11, set in the inside of the screen box 2
If the water conservancy diversion for having dried layer to sieve lattice 41 and match drops down plate 42；The end connection that every layer of water conservancy diversion drops down plate 42 is described with rice bin 14
Corresponding subregion；Negative-pressure air fan 9 and fin 10 are additionally provided with the rear of the screen box 2.
In the present embodiment, the motor 13 connects existing mistake by the way of motor pulley transmission power
Bridge transmission mechanism 6 and eccentvic rotation mechanism 5, the existing gap bridge transmission mechanism 6 include gap bridge big belt wheel, bridge shaft bearing,
Bridge shaft, gap bridge small pulley and bearing etc. are constituted, and using V -- belt Drive (secondary transmission), mechanism is slowed down；In the driving
Stepless time adjustment mechanism 7 is additionally provided between motor 13 and the gap bridge transmission mechanism 6, the stepless time adjustment mechanism 7 is also using existing
Some stepless time adjustment mechanisms, including variable transmission mechanism and screw mandrel governor motion two parts composition, wherein variable transmission mechanism bag
The fixed pulley being arranged on motor shaft, movable belt wheel and spring are included, by screw mandrel governor motion, makes movable belt wheel in spring
Pressure under move up and down therewith, to change the contact diameter of adjustment belt wheel and V-belt, and then it is big with passing a bridge to change motor shaft
Centre-to-centre spacing between belt wheel, so as to reach the purpose of stepless changing；The eccentvic rotation mechanism 5 is returned using existing adjustable eccentric
Rotation mechanism, eccentric balance balancing weight can according to two eccentric shafts away from size be adjusted, when eccentric throw increase the (revolution of screen box 2
Radius increases) when, the vibration of sieve nest is bigger, at this moment can tune up the radius of gyration of counterweight block to eliminate the vibration of sieve nest；Instead
It, then need to reduce its radius of gyration；Eccentric throw can also be adjusted according to the change of material, when the temperature of screen material is too high or
On the contrary then reduce when screen amount is big, it is possible to increase the eccentric throw radius of gyration of screen box 2 (increase), its adjusting method is as follows：First loosen
Fixing bolt on adjustable eccentric block, then its eccentric throw is adjusted to required size, finally screw the spiral shell loosened on adjustable eccentric block
Bolt, so as to reach the purpose of regulation；Inlet scoop 12 is additionally provided with the top of the screen box 2, if the dried layer sieves the layer of lattice 41
Number is four layers, and the lower section of every layer of sieve lattice 41 is correspondingly arranged to possess drops down plate 42, described four layers with accordingly sieving the water conservancy diversion of lattice reversed dip
Sieve lattice 41 are obliquely installed by the descending sequentially lower leaf in aperture, and correspondence connection on the face of sieve lattice 41 of two layers of top is superfine
Rice grain pattern road, is correspondingly corresponding in turn to the general rice of connection and big broken rice passage, the sieve that one layer of bottom on lower two layers sieve lattice 41 face
The passage of correspondence centralized recovery small brokens under the face of lattice 41, these final passages can correspondingly concentrate on match somebody with somebody rice bin 14 four
Among subregion.
In use, plane rotation motion is made by means of screen box 2, the sieve lattice 41 for making mixed with rice be moved in plane rotation
On continuously contact sieve aperture, then less than sieve aperture rice will through sieve aperture turn into relatively secondary one-level rice, into next layer sieve lattice
Or final concentrate is flowed out, and turn into the rice of relatively excellent one-level more than the rice of sieve aperture, respective channel is flowed into from sieve lattice, so as to reach
The purpose that granular size is classified is pressed to rice；And due to have just enter into the mixed with rice of screen box 2 from last process roller rice machine or
Polishing machine, mixed with rice now has certain temperature and humidity, or even also has some chaff powders, opens negative-pressure air fan 9 and coordinates
Fin 10 can cool well, dehumidify ventilation, then coordinate the inlet scoop 12 at top to connect existing air intake device, Ke Yijin
One step removes chaff powder and cooling, wet down, improves product quality.
The utility model is not limited to above-mentioned embodiment, and those skilled in the art can also make a variety of changes accordingly
Change, but any change equivalent or similar with the utility model should all be covered in the range of the utility model claim.
Claims (4)
1. a kind of white rice grader, including frame (8) and screen box (2), it is characterised in that set on four angles of the frame (8)
Spring supporting mechanism (3) is equipped with, the screen box (2) passes through the spring supporting mechanism (3) and four angle phases of the frame (8)
Connection；Motor (13), eccentvic rotation mechanism (5) and gap bridge transmission mechanism (6) are being provided with the frame (8)；
The top of the eccentvic rotation mechanism (5) connects the screen box (2), and the motor (13) is by being sequentially connected the gap bridge
Transmission mechanism (6) and eccentvic rotation mechanism (5) transmit power to the screen box (2)；Also set up in the bottom of the screen box (2)
Have with rice bin (14), it is described to be fixed on rice bin (14) in the frame (8)；Charging is provided with the top of the screen box (2)
Mouthful (11), in the screen box (2) if the water conservancy diversion for being internally provided with dried layer sieve lattice (41) and matching drop down plate (42)；Every layer institute
State the end connection subregion corresponding with rice bin (14) that water conservancy diversion drops down plate (42)；Also set up at the rear of the screen box (2)
There are negative-pressure air fan (9) and fin (10).
2. white rice grader as claimed in claim 1, it is characterised in that be additionally provided with air draught at the top of the screen box (2)
Mouth (12).
3. white rice grader as claimed in claim 1 or 2, it is characterised in that if the number of plies of dried layer sieve lattice (41) is three
Layer or four layers, described three layers or four layers sieve lattice (41) are set by the descending sequentially lower leaf in aperture, in every layer of sieve
It is correspondingly arranged below lattice (41) and possesses certain water conservancy diversion for tilting down angle and drop down plate (42).
4. white rice grader as claimed in claim 3, it is characterised in that in the motor (13) and the transmission of passing a bridge
Stepless time adjustment mechanism (7) is additionally provided between mechanism (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720182046.9U CN206535753U (en) | 2017-02-28 | 2017-02-28 | White rice grader |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720182046.9U CN206535753U (en) | 2017-02-28 | 2017-02-28 | White rice grader |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206535753U true CN206535753U (en) | 2017-10-03 |
Family
ID=59946134
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720182046.9U Expired - Fee Related CN206535753U (en) | 2017-02-28 | 2017-02-28 | White rice grader |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206535753U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112427300A (en) * | 2020-11-19 | 2021-03-02 | 湖南郴州粮油机械有限公司 | Material sieve body and rice sieve |
| CN112845083A (en) * | 2020-12-14 | 2021-05-28 | 阜阳市阜寿缘生态农业科技有限责任公司 | Grading and quantitative screening equipment and screening method for granular materials |
| CN114850027A (en) * | 2022-04-29 | 2022-08-05 | 武汉竹禾粮食机械有限公司 | Rice grading screen capable of cooling rice quickly |
-
2017
- 2017-02-28 CN CN201720182046.9U patent/CN206535753U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112427300A (en) * | 2020-11-19 | 2021-03-02 | 湖南郴州粮油机械有限公司 | Material sieve body and rice sieve |
| CN112845083A (en) * | 2020-12-14 | 2021-05-28 | 阜阳市阜寿缘生态农业科技有限责任公司 | Grading and quantitative screening equipment and screening method for granular materials |
| CN112845083B (en) * | 2020-12-14 | 2023-05-09 | 山东诚丰种业科技有限公司 | Graded quantitative screening equipment and screening method for granular matters |
| CN114850027A (en) * | 2022-04-29 | 2022-08-05 | 武汉竹禾粮食机械有限公司 | Rice grading screen capable of cooling rice quickly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171003 Termination date: 20190228 |