CN109701878A - Rice specific-gravity stoner - Google Patents

Rice specific-gravity stoner Download PDF

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Publication number
CN109701878A
CN109701878A CN201811642271.1A CN201811642271A CN109701878A CN 109701878 A CN109701878 A CN 109701878A CN 201811642271 A CN201811642271 A CN 201811642271A CN 109701878 A CN109701878 A CN 109701878A
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CN
China
Prior art keywords
negative pressure
section
separating barrel
collecting box
air motor
Prior art date
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.)
Pending
Application number
CN201811642271.1A
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Chinese (zh)
Inventor
雷济东
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Chongqing Chengyang Agricultural Development Co Ltd
Original Assignee
Chongqing Chengyang Agricultural Development Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Chongqing Chengyang Agricultural Development Co Ltd filed Critical Chongqing Chengyang Agricultural Development Co Ltd
Priority to CN201811642271.1A priority Critical patent/CN109701878A/en
Publication of CN109701878A publication Critical patent/CN109701878A/en
Pending legal-status Critical Current

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Abstract

The present invention relates to for screening or sieve, or using air-flow by solid the separator combination technique field from solid, disclose a kind of rice specific-gravity stoner, the separating barrel including collecting box sum is provided with sorting hole on the side wall of separating barrel;Collecting box is fixedly arranged above air motor, is fixed with actuator below collecting box, further includes the blower being connected to air motor;Separating barrel is fixedly connected with the output shaft of actuator, separation shaft is rotatably connected in separating barrel, separation shaft is fixedly connected with the output shaft of air motor, the periphery of separation shaft is fixed with auger, the blade of auger is gradually reduced from the bottom to top, the dedusting section for being provided with negative pressure section in separation shaft and being connected to negative pressure section is provided with the stomata being connected to negative pressure section on the side wall of separation shaft;The gas outlet of air motor is connected to negative pressure section, and dedusting section is connected to outside air, and the gas outlet of dedusting section is located at the top of negative pressure section air inlet.This programme structure is simple, convenient for the sandstone and silt in removal grain.

Description

Rice specific-gravity stoner
Technical field
The present invention relates to for screening or sieving, or using air-flow, by solid, the separator combination technique from solid is led A kind of domain, and in particular to rice specific-gravity stoner.
Background technique
Specific-gravity stoner is different from the specific gravity of sandstone according to grain (rice), and the heavy seeds such as grain and sandstone are separated Machine.Specific-gravity stoner, which has, goes that stone effect is good, structure is simple, small in size and low power consumption and other advantages, and grain is gone by specific gravity The cleaning of stone machine, except stone rate is about 95%.
Chinese patent notification number are as follows: the utility model of CN203437331U discloses a kind of specific-gravity stoner, including machine Bed, the suspended hood being set to above lathe, be set to below lathe or the vibrating motor of front and rear sides either side, by spring with The rack of lathe connection, the upper layer of the lathe is that stone is gone to sieve, in the two sides of lathe discharge end position corresponding with stone sieve is removed It sets and offers impurity discharging port, which is fixedly connected with the conduction pipe of water conservancy diversion sundries.The program can be good by sandstone etc. Weight sundries is separated from grain.But sandstone etc. is removed in grain, can also there be sand grain in grain, and specific-gravity stoner Sand grain can not be removed from grain, to influence the quality of grain.
Summary of the invention
The invention is intended to provide a kind of rice specific-gravity stoner, during specific gravity removes stone, by the silt in grain Light impurity removal.
To achieve the goals above, it the invention provides the following technical scheme: a kind of rice specific-gravity stoner, including collects Case and the separating barrel in collecting box, separating barrel and collecting box are rotatablely connected, and are provided with sorting hole on the side wall of separating barrel;
Collecting box is fixedly arranged above air motor, is fixed with actuator below collecting box, further includes and air motor The blower of connection;
Separating barrel is fixedly connected with the output shaft of actuator, is rotatably connected to separation shaft in separating barrel, separation shaft and pneumatic The output shaft of motor is fixedly connected, and the periphery of separation shaft is fixed with auger, and the area of the blade of auger is gradually reduced from the bottom to top, The dedusting section for being provided with negative pressure section in separation shaft and being connected to negative pressure section is provided on the side wall of separation shaft and to be connected to negative pressure section Stomata;
The gas outlet of air motor is connected to negative pressure section, and dedusting section is connected to outside air, and the gas outlet of dedusting section is located at The top of negative pressure section air inlet.
The principle of the present invention and the utility model has the advantages that
(1) traditional specific-gravity stoner is difficult to separate the impurity such as the sand grain of lighter weight from grain, and Not only the impurity such as sandstone are discharged by way of centrifugation compared with traditional specific-gravity stoner for this programme, can also be by silt It is discharged from grain, to improve the quality of grain.
(2) the traditional removing method of silt in grain is to be blown out silt from grain by drying, still, due to Certain silts form close with the grain or sand grain greater than grain quality of quality and can not blow out, and it is few that this mode is only capable of processing Measure silt.After this programme crushes sand grain, grain and silt are recycled by auger, and make grain with Silt dispersion, the silt of lighter weight is siphoned away, can so remove the silt overwhelming majority by way of negative pressure.
In conclusion this programme can not only be removed the impurity such as sandstone in grain in a manner of specific gravity, moreover it is possible to by grain The silt removed removal is difficult to specific gravity in food.
Further, the negative pressure section includes several negative pressure units, and negative pressure unit includes contraction section, trunnion section and diffuser, Trunnion section is respectively communicated with contraction section, diffuser.Negative pressure unit constitutes a Venturi tube, when gas is flowed fast through from Venturi tube When, so that the trunnion section of Venturi tube forms negative pressure, the negative pressure of formation the silt of lighter weight can be discharged.
Further, be fixed with hollow connector on the separating barrel, connector be set in the periphery on separation shaft top and Connector and separation shaft are rotatablely connected, and air motor is connected to by connector with negative pressure section.Air motor is connected to by connector Negative pressure section, in order to which the gas of air motor discharge can be entered accurately in negative pressure section.
It further, further include tee tube, the air inlet of tee tube is connected to the gas outlet of blower, an outlet of tee tube It mouthful is connected to the air inlet of air motor, another gas outlet of tee tube is towards the top of collecting box.Tee tube makes gas It shunts, to achieve the purpose that a part of gas enters air motor, a part of gas and blows grain from tee tube discharge.
Further, groove is arranged in the separating barrel top, and guide rod is provided on collecting box, and guide rod and groove sliding connect It connects, the guide rod other end is fixed on collecting box.Guide rod is oriented to the separating barrel in rotation, is rotating to avoid separating barrel Positional shift occurs in journey.
Further, the collection upper box part is the inclined surface tilted down, the low side of inclined surface close to the side of tee tube Towards separating barrel and inclined surface it is high-end towards tee tube.The side for collecting upper box part is set as inclined surface, can make grain It enters in separating barrel, avoids during toppling over grain, grain is fallen in collecting box with inclined surface.
Further, the gas outlet of the dedusting section is directed away from the side of inclined surface.The gas outlet of dedusting section is far from inclination Face avoids silt from being blown into preparation and is put into the grain of separating barrel.
Detailed description of the invention
Fig. 1 is the positive cross-sectional view of the rice specific-gravity stoner in the embodiment of the present invention;
Fig. 2 is the positive cross-sectional view of the separation shaft and connector in the embodiment of the present invention;
Fig. 3 is the part A enlarged drawing of Fig. 2.
Specific embodiment
It is further described below by specific embodiment:
Appended drawing reference in Figure of description includes: collecting box 1, separating barrel 2, air motor 3, connector 4, guide rod 5, divides Off-axis 6, negative pressure section 61, Venturi tube 611, stomata 612, dedusting section 62, auger 7, sorting hole 8, connecting shaft 9, motor 10, air blast Machine 11, tee tube 12.
Embodiment:
A kind of rice specific-gravity stoner, substantially as shown in attached drawing 1, attached drawing 2 and attached drawing 3, including collecting box 1 and be located at receipts Separating barrel 2 in header 1 is provided with the groove of annular on the lateral wall on the top of separating barrel 2, is provided with guide rod in collecting box 1 5, guide rod 5 is two.One end of guide rod 5 is fixed on collecting box 1, and the other end of guide rod 5 extend into groove and slides with groove Dynamic connection, so that collecting box 1 can relatively rotate with separating barrel 2, is provided with sorting hole 8 on the side wall of separating barrel 2.When When separating barrel 2 rotates, guide rod 5 limits separating barrel 2, avoids separating barrel 2 in rotation, under the influence of centrifugal force Positional shift occurs.
The top of collecting box 1 is provided with air motor 3, and the lower section of collecting box 1 is provided with actuator, drives in the present embodiment Part is motor 10.Connecting shaft 9 is fixed on the output shaft of motor 10, connecting shaft 9 is solid through the bottom of collecting box 1 and separating barrel 2 Fixed connection.When motor 10 works, connecting shaft 9 and separating barrel 2 is driven to rotate.It further include the blower that 1 right side of collecting box is set, this Blower is air blower 11 in embodiment, and air blower 11 is communicated with tee tube 12, the gas outlet of air blower 11 and tee tube 12 into Port connection, a gas outlet of tee tube 12 is connected to the air inlet of air motor 3.
2 upper opening of separating barrel and lower part are closed, and are rotatably connected to separation shaft 6 in separating barrel 2, the top of separation shaft 6 with The output shaft of air motor 3 is fixedly connected.Hollow connector 4 is fixed on collecting box 1, connector 4 is set in separation shaft 6 Top and with separation shaft 6 be rotatablely connected.Auger 7, the cross-sectional area of the blade of auger 7 are welded on the lateral wall of separation shaft 6 It is gradually reduced from the bottom to top, and the blade edge of auger 7 is contacted with the inner sidewall of separating barrel 2.When air motor 3 works, gas Dynamic motor 3 will drive the rotation of separation shaft 6, and separation shaft 6 will drive the rotation of auger 7, and rice is sent to top from bottom by auger 7, And since blade is gradually reduced, rice can gradually fall to separating barrel 2 because of the reduction of bearing area during transmitting rice Bottom, while blade is contacted with the inner sidewall of separating barrel 2, can scrape the grain being attached on 2 inner sidewall of separating barrel.
Separation shaft 6 is the dedusting section 62 for being provided with negative pressure section 61 in hollow and separation shaft 6 and being connected to negative pressure section 61.Pneumatically The gas outlet of motor 3 is communicated with the tracheae being connected to the cavity of connector 4, the air inlet of negative pressure section 61 and the cavity of connector 4 Connection.The gas outlet of dedusting section 62 is located at the top of 61 air inlet of negative pressure section, and towards left side.
Negative pressure section 61 includes several negative pressure units, and negative pressure unit includes contraction section, trunnion section and diffuser, the connection of trunnion section Contraction section and diffuser and 611 structure of Venturi tube is constituted, the diffuser of two neighboring negative pressure unit is connected to contraction section. When there is air-flow by negative pressure unit, the gas of negative pressure unit enters from contraction section, and is discharged from diffuser, so that trunnion section Form negative pressure.The stomata 612 being connected to trunnion section is additionally provided on the side wall of separation shaft 6.
The right side on 1 top of collecting box is to tilt down and towards the inclined surface of separating barrel 2, the low right end in the left end of inclined surface Height, the work of air motor 3 are less than the operating power of motor 10.
Specific implementation process is as follows:
Starting air blower 11 and motor 10, air blower 11 are passed through swiftly flowing gas, a part of gas to tee tube 12 It is entered in air motor 3 from a gas outlet of tee tube 12, another gas is arranged from another gas outlet of tee tube 12 Out.
Air motor 3 can work under the influence of gas, so that air motor 3 drives separation shaft 6 and auger 7 to rotate, electricity Machine 10 will drive separating barrel 2 and rotate, and the rotation direction of separating barrel 2 and auger 7 is on the contrary, the gas that air motor 3 is discharged passes through company Connector 4 enters in negative pressure section 61, and gas flows the trunnion section so that the Venturi tube 611 in negative pressure section 61 in negative pressure section 61 Form negative pressure.
Grain is toppled over from the inclined surface on 1 right side of collecting box, tee tube 12 is dried towards grain, since grain inferior is (empty Shell) quality be lighter than full grain, grain inferior can be blown away under the action of the forces of the wind.Full grain, sandstone and silt Grain enters in separating barrel 2 along inclined surface.
Since separating barrel 2 rotates, full grain, sandstone and the sand grain entered in separating barrel 2 will receive centrifugation The effect of power.Since sandstone is different from the specific gravity of full grain, and the weight of sandstone is greater than full grain.In the effect of centrifugal force The big sandstone of lower quality can throw away separating barrel 2 from sorting hole 8, enter in collecting box 1, so that sandstone be isolated from grain It goes.Since sand grain is compared to sand particles lighter weight, the quality of sand grain and full grain is close, sand grain base Originally it will not throw away, but sand grain is easy to crush under the influence of centrifugal force and sand grain crushing is the thin mud of lighter weight Sand, fine deposit can be mixed into full grain.
When auger 7 rotates, the full grain of 2 bottom of separating barrel and silt can be transmitted to top by auger 7, and to separation The bottom dropped out of bucket 2, so that full grain, silt disperse.The silt of dispersion will receive venturi during falling The suction of pipe 611, so that the trunnion section of Venturi tube 611 is siphoned away silt by stomata 612, so that silt and full grain Totality is from silt can enter in dedusting section 62 with gas, and collecting box 1 is discharged from the gas outlet of dedusting section 62.It is especially heavy It wants, auger 7 transmits the process that full grain is a reciprocation cycle, so can repeatedly handle silt.And The blade of auger 7 is contacted with the side wall of separating barrel 2, during transmitting grain, can also be scraped the grain of 2 side wall of separating barrel Under, so avoid grain from blocking sorting hole 8.
The above are merely the preferred embodiment of the present invention, it is noted that for those skilled in the art, not Under the premise of being detached from present inventive concept, several modifications and improvements can also be made, these also should be considered as protection model of the invention It encloses, these all will not influence the effect and patent practicability that the present invention is implemented.The present invention omit describe technology, shape, Construction portion is well-known technique.

Claims (7)

1. a kind of rice specific-gravity stoner, it is characterised in that: the separating barrel including collecting box and in collecting box, separating barrel It is rotatablely connected with collecting box, is provided with sorting hole on the side wall of separating barrel;
Collecting box is fixedly arranged above air motor, is fixed with actuator below collecting box, further includes being connected to air motor Blower;
Separating barrel is fixedly connected with the output shaft of actuator, and separation shaft, separation shaft and air motor are rotatably connected in separating barrel Output shaft be fixedly connected, the periphery of separation shaft is fixed with auger, and the area of the blade of auger is gradually reduced from the bottom to top, separation The dedusting section for being provided with negative pressure section in axis and being connected to negative pressure section is provided with the gas being connected to negative pressure section on the side wall of separation shaft Hole;
The gas outlet of air motor is connected to negative pressure section, and dedusting section is connected to outside air, and the gas outlet of dedusting section is located at negative pressure The top of section air inlet.
2. rice specific-gravity stoner according to claim 1, it is characterised in that: the negative pressure section includes several negative pressure lists Member, negative pressure unit include contraction section, trunnion section and diffuser, and trunnion section is respectively communicated with contraction section, diffuser.
3. rice specific-gravity stoner according to claim 1, it is characterised in that: be fixed on the separating barrel hollow Connector, connector is set in the periphery on separation shaft top and connector and separation shaft are rotatablely connected, and air motor passes through connection Head is connected to negative pressure section.
4. rice specific-gravity stoner according to any one of claims 1 to 3, it is characterised in that: it further include tee tube, The air inlet of tee tube is connected to the gas outlet of blower, and a gas outlet of tee tube is connected to the air inlet of air motor, and three Another gas outlet of siphunculus is towards the top of collecting box.
5. rice specific-gravity stoner according to claim 4, it is characterised in that: groove is arranged in the separating barrel top, Guide rod is provided on collecting box, guide rod is slidably connected with groove, and the guide rod other end is fixed on collecting box.
6. rice specific-gravity stoner according to claim 5, it is characterised in that: the collection upper box part is close to tee tube Side be the inclined surface tilted down, the low side of inclined surface towards separating barrel and inclined surface it is high-end towards tee tube.
7. rice specific-gravity stoner according to claim 6, it is characterised in that: the gas outlet of the dedusting section is towards far Side from inclined surface.
CN201811642271.1A 2018-12-29 2018-12-29 Rice specific-gravity stoner Pending CN109701878A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811642271.1A CN109701878A (en) 2018-12-29 2018-12-29 Rice specific-gravity stoner

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201811642271.1A CN109701878A (en) 2018-12-29 2018-12-29 Rice specific-gravity stoner

Publications (1)

Publication Number Publication Date
CN109701878A true CN109701878A (en) 2019-05-03

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CN201811642271.1A Pending CN109701878A (en) 2018-12-29 2018-12-29 Rice specific-gravity stoner

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114308626A (en) * 2021-11-19 2022-04-12 重庆灏真现代农业有限公司 Rice specific gravity stone removing machine

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7380670B2 (en) * 2006-06-16 2008-06-03 Pelletron Corporation Compact dedusting apparatus
CN205288979U (en) * 2015-11-29 2016-06-08 刘义芝 Domestic pea separating centrifuge
CN206279389U (en) * 2016-11-17 2017-06-27 绥阳县双龙纸业有限公司 A kind of upward flow type pressure sieve
CN107597238A (en) * 2017-08-31 2018-01-19 贵州省湄潭县富通米业有限公司 A kind of Rice processor
CN207709385U (en) * 2017-11-15 2018-08-10 中地种业(集团)有限公司 A kind of livestock feed exclusion device

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7380670B2 (en) * 2006-06-16 2008-06-03 Pelletron Corporation Compact dedusting apparatus
CN205288979U (en) * 2015-11-29 2016-06-08 刘义芝 Domestic pea separating centrifuge
CN206279389U (en) * 2016-11-17 2017-06-27 绥阳县双龙纸业有限公司 A kind of upward flow type pressure sieve
CN107597238A (en) * 2017-08-31 2018-01-19 贵州省湄潭县富通米业有限公司 A kind of Rice processor
CN207709385U (en) * 2017-11-15 2018-08-10 中地种业(集团)有限公司 A kind of livestock feed exclusion device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114308626A (en) * 2021-11-19 2022-04-12 重庆灏真现代农业有限公司 Rice specific gravity stone removing machine

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Application publication date: 20190503

RJ01 Rejection of invention patent application after publication