CN220658294U - Screening plant is used in rice processing - Google Patents
Screening plant is used in rice processing Download PDFInfo
- Publication number
- CN220658294U CN220658294U CN202322244125.6U CN202322244125U CN220658294U CN 220658294 U CN220658294 U CN 220658294U CN 202322244125 U CN202322244125 U CN 202322244125U CN 220658294 U CN220658294 U CN 220658294U
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- Prior art keywords
- screening
- box
- sieve
- rice
- rice processing
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- 238000012216 screening Methods 0.000 title claims abstract description 96
- 235000007164 Oryza sativa Nutrition 0.000 title claims abstract description 50
- 235000009566 rice Nutrition 0.000 title claims abstract description 50
- 241000196324 Embryophyta Species 0.000 title claims description 3
- 240000007594 Oryza sativa Species 0.000 title 1
- 241000209094 Oryza Species 0.000 claims abstract description 49
- 238000007873 sieving Methods 0.000 claims abstract description 13
- 230000002093 peripheral effect Effects 0.000 claims abstract description 3
- 239000000428 dust Substances 0.000 claims description 28
- 238000007599 discharging Methods 0.000 claims description 2
- 239000008187 granular material Substances 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 description 8
- 239000002245 particle Substances 0.000 description 5
- 235000013339 cereals Nutrition 0.000 description 4
- 239000012535 impurity Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 235000006486 human diet Nutrition 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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- Combined Means For Separation Of Solids (AREA)
Abstract
The utility model discloses a screening device for rice processing, which belongs to the technical field of rice processing and comprises a screening box with a feed inlet; the screening box is internally provided with a screen plate in a reciprocating sliding manner along the height direction of the screening box; the peripheral side of the sieve plate is in sliding contact with the inner wall of the sieving box; the sieve plate is provided with a plurality of sieve holes; in this application, the inside wall sliding contact of sieve all around and screening case has avoided producing the clearance between sieve and the screening incasement wall to can let the rice on the sieve carry out normal screening through the sieve mesh, and can not lead to the rice to escape the sieve mesh because of the existence of clearance, thereby ensured the accuracy and the homogeneity of screening, ensured that every rice granule all obtains due screening, can improve screening result's reliability and quality.
Description
Technical Field
The utility model belongs to the technical field of rice processing, and particularly relates to a screening device for rice processing.
Background
Rice, a precious food crop, is widely used in human diets. In the production of rice, sieving is a critical step in order to ensure its quality and hygiene. Different sized particles may be present in the rice, some of which may be smaller or broken up. By sieving, the rice can be classified according to particle size, thereby obtaining a more uniform product.
CN218223366U discloses a screening device for rice processing, in the device, rice grains are poured onto a screen plate through a feed hopper, and then a motor drives a fixed rod to rotate, so that square blocks on the fixed rod push the screen plate to vibrate, and then the rice grains fall into a discharge hopper through the screen plate and are stored in a collecting basket; however, the outside of sieve is equipped with encloses the fender, encloses through spring coupling between the inside wall that keeps off and the main part, and it has the clearance to say to enclose between the inside wall that keeps off and the main part, and the motor during operation can drive the sieve through square piece and vibrate from top to bottom, can lead to the rice grain to pass through the clearance and escape the normal screening of sieve, and the rice grain of escaping the sieve can lead to screening result inhomogeneous.
Disclosure of Invention
Accordingly, an object of the present utility model is to provide a screening device for rice processing, which solves the above-mentioned problems in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the utility model provides a screening device for rice processing, which comprises a screening box with a feed inlet; the screening box is internally provided with a screen plate in a reciprocating sliding manner along the height direction of the screening box; the peripheral side of the sieve plate is in sliding contact with the inner wall of the sieving box; the sieve plate is provided with a plurality of sieve holes.
Further, the inner wall of the screening box is provided with a plurality of electric telescopic rods; one side of the sieve plate, which is away from the feed inlet, is vertically connected with the telescopic end of the electric telescopic rod.
Further, one side of the sieve plate, which is away from the feed inlet, is provided with a plurality of fixed pipes; the telescopic end of each electric telescopic rod is arranged in the corresponding fixed pipe in a sliding manner, and a spring is arranged between the telescopic end and the fixed pipe.
Further, brackets are arranged on two sides of the screening box; the two sides of the screening box are rotationally connected with the corresponding brackets through rotating shafts; the other outer side wall of the screening box is provided with a screening groove communicated into the screening box; the position of the screening groove is higher than the screen plate; a baffle is arranged in the screening groove; the two ends of the baffle are respectively connected with the corresponding side walls of the screening groove in a rotating way through connecting shafts.
Further, the side wall of the screening groove parallel to the connecting shaft is provided with an inclined surface which is arranged away from the feeding port, and the inclined surface is inclined towards the bottom direction of the screening box; the corresponding side wall of the baffle contacts the inclined surface.
Further, gather the hopper is installed to screening case one end intercommunication that deviates from the pan feeding mouth.
Further, the outer side wall of the collecting hopper is communicated with a dust removing box; a dust removing fan is communicated with the dust removing box; the dust removing fan is communicated with and provided with a dust discharging pipe.
The utility model has the beneficial effects that:
in this application, the inside wall sliding contact of sieve all around and screening case has avoided producing the clearance between sieve and the screening incasement wall to can let the rice on the sieve carry out normal screening through the sieve mesh, and can not lead to the rice to escape the sieve mesh because of the existence of clearance, thereby ensured the accuracy and the homogeneity of screening, ensured that every rice granule all obtains due screening, can improve screening result's reliability and quality.
Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model. The objects and other advantages of the utility model may be realized and obtained by means of the instrumentalities and combinations particularly pointed out in the specification.
Drawings
In order to make the objects, technical solutions and advantageous effects of the present utility model more clear, the present utility model provides the following drawings for description:
FIG. 1 is a three-dimensional view of a screening apparatus of the present utility model;
FIG. 2 is a three-dimensional view of the connection of the screen deck and the electric telescopic rod of the present utility model;
fig. 3 is a three-dimensional view of the screening box of the present utility model.
The figures are marked as follows: screening box 1, sieve 2, electric telescopic link 3, supporting shoe 4, fixed pipe 5, support 6, pivot 7, screening groove 8, baffle 9, connecting axle 10, gather hopper 11, dust removal case 12, dust removal fan 13, extension board 14, dust exhaust pipe 15.
Detailed Description
As shown in fig. 1 to 3, the present utility model provides a screening device for rice processing, comprising a screening box 1 having a feed inlet; a sieve plate 2 is arranged in the sieving box 1 in a reciprocating sliding manner along the height direction of the sieving box 1; the circumference side of the sieve plate 2 is in sliding contact with the inner wall of the sieving box 1; the sieve plate 2 is provided with a plurality of sieve holes.
The principle and beneficial effect of the technical scheme are that:
uniformly pouring the treated rice on the sieve plate 2, and then enabling the rice on the sieve plate 2 to vibrate reciprocally in the vertical direction through the reciprocal motion of the sieve plate 2, so that the rice is dispersed, and especially small-size rice particles can fall into the sieving box 1 through sieve holes; at the same time, rice with larger size is left on the surface of the sieve plate 2; the screening process can be completed by simply removing these larger size rice from the screening deck 2.
In this application, the inside wall sliding contact of sieve 2 and screening case 1 all around has avoided producing the clearance between sieve 2 and the screening case 1 inner wall to can let the rice on the sieve 2 carry out normal screening through the sieve mesh, and can not lead to the rice to escape the sieve mesh because of the existence of clearance, thereby ensured the accuracy and the homogeneity of screening, ensured that every rice granule all obtains due screening, can improve screening result's reliability and quality.
In the embodiment, as shown in fig. 2, four electric telescopic rods 3 distributed around the sieve plate 2 are arranged on the inner wall of the sieving box 1; four supporting blocks 4 positioned below the screen plate 2 are arranged on the inner wall of the screening box 1; each electric telescopic rod 3 is mounted on a corresponding support block 4; one side of the sieve plate 2, which is away from the feed inlet, is vertically connected with the telescopic end of the electric telescopic rod 3.
The principle and beneficial effect of the technical scheme are that:
the four electric telescopic rods 3 are controlled to synchronously work, so that the telescopic ends synchronously extend or shorten, and the screen plate 2 connected to the telescopic ends is driven to vibrate.
The cooperative work of the four electric telescopic rods 3 ensures the uniform vibration of the sieve plate 2, so that rice particles are fully dispersed in the sieve holes, and the uniformity and accuracy of sieving are effectively improved.
In this embodiment, as shown in fig. 2, four fixing pipes 5 are installed on one side of the screen plate 2 facing away from the feed inlet; the telescopic end of each electric telescopic rod 3 is slidably arranged in the corresponding fixed tube 5, and a spring (not shown in the figure) is connected between the telescopic end and the fixed tube 5.
The principle and beneficial effect of the technical scheme are that:
the spring arrangement has the advantage that vibration can be better transmitted to the sieve plate 2, and the vibration frequency and amplitude of the sieve plate 2 are improved, so that the speed of rice particles passing through sieve holes is accelerated, and the sieving efficiency can be improved.
In the embodiment, as shown in fig. 1 and 3, brackets 6 are arranged on two sides of the screening box 1; the two sides of the screening box 1 are rotationally connected with the corresponding brackets 6 through rotating shafts 7; the other outer side wall of the screening box 1 is provided with a screening groove 8 communicated to the inside of the screening box 1; the position of the screening groove 8 is higher than the screen plate 2; a baffle 9 is arranged in the screening groove 8; the two ends of the baffle plate 9 are respectively connected with the corresponding side walls of the screening groove 8 in a rotating way through connecting shafts 10.
The principle and beneficial effect of the technical scheme are that:
when screening is completed, the rice with small size falls into the screen holes and is stored in the screening box 1, and the position of the screen plate 2 is improved through the four electric telescopic rods 3, so that the position of the screen plate 2 is higher than that of the screening groove 8; then the screening box 1 is inclined through the rotating shaft 7, the screen plates 2 are inclined synchronously, and the baffle plate 9 rotates around the connecting shaft 10 under the action of gravity, so that the screening groove 8 is opened; at this time, the large-sized rice remaining on the screen plate 2 is rapidly discharged from the screening groove 8 along the inclined screen plate 2, and efficient separation and rapid discharge of the rice can be achieved.
In this embodiment, as shown in fig. 1 and 3, the side wall of the screening groove 8 parallel to the connecting shaft 10 has an inclined surface facing away from the feed inlet, and the inclined surface is inclined toward the bottom of the screening box 1; the corresponding side wall of the baffle 9 is in contact with the inclined surface.
The principle and beneficial effect of the technical scheme are that:
the arrangement of the inclined plane enables the baffle plate 9 to be in full contact with the inclined plane, so that gaps are avoided between the baffle plate 9 and the screening groove 8, and rice is prevented from being thrown out of the gaps when the screen plate 2 vibrates.
In this embodiment, as shown in fig. 1, a fixed aggregate bin 11 is installed at one end of the screening box 1 facing away from the feed inlet.
The principle and beneficial effect of the technical scheme are that:
the setting of gathering hopper 11 can assemble the rice that drops from the sieve mesh to conveniently gather in the below of gathering hopper 11.
In the embodiment, as shown in fig. 1, the outer side wall of the collecting hopper 11 is provided with a dust removing box 12 in a communicating manner; the dust removing box 12 is communicated with a dust removing fan 13 through a dust inlet pipe; one side of the dust removing fan 13, which is close to the screening box 1, is connected with the screening box 1 through an L-shaped support plate 14 through bolts; the dust removal fan 13 is provided with the dust exhaust pipe 15 in a communicating way on the side far away from the dust removal pipe.
The principle and beneficial effect of the technical scheme are that:
the rice is mixed with dust and impurities, the dust and the impurities fall downwards through the sieve holes together in the sieving process, and the dust and the impurities can enter the dust removal box 12 through the dust removal fan 13 and are discharged after sequentially passing through the dust removal pipe and the dust discharge pipe 15; the rice which is sieved is purer and cleaner, and the quality of the rice can be improved.
Finally, it is noted that the above-mentioned preferred embodiments are only intended to illustrate rather than limit the utility model, and that, although the utility model has been described in detail by means of the above-mentioned preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the scope of the utility model as defined by the appended claims.
Claims (7)
1. A screening plant is used in rice processing, its characterized in that: comprises a screening box with a feed inlet; the screening box is internally provided with a screen plate in a reciprocating sliding manner along the height direction of the screening box; the peripheral side of the sieve plate is in sliding contact with the inner wall of the sieving box; the sieve plate is provided with a plurality of sieve holes.
2. A screening device for rice processing according to claim 1, wherein: the inner wall of the screening box is provided with a plurality of electric telescopic rods; one side of the sieve plate, which is away from the feed inlet, is vertically connected with the telescopic end of the electric telescopic rod.
3. A screening device for rice processing according to claim 2, wherein: a plurality of fixed pipes are arranged on one side of the sieve plate, which is away from the feed inlet; the telescopic end of each electric telescopic rod is arranged in the corresponding fixed pipe in a sliding manner, and a spring is arranged between the telescopic end and the fixed pipe.
4. A screening device for rice processing according to claim 1, wherein: the two sides of the screening box are provided with brackets; the two sides of the screening box are rotationally connected with the corresponding brackets through rotating shafts; the other outer side wall of the screening box is provided with a screening groove communicated into the screening box; the position of the screening groove is higher than the screen plate; a baffle is arranged in the screening groove; the two ends of the baffle are respectively connected with the corresponding side walls of the screening groove in a rotating way through connecting shafts.
5. The screening device for rice processing according to claim 4, wherein: the side wall of the screening groove parallel to the connecting shaft is provided with an inclined surface which is arranged away from the feeding port, and the inclined surface is inclined towards the bottom direction of the screening box; the corresponding side wall of the baffle contacts the inclined surface.
6. A screening device for rice processing according to claim 1, wherein: one end of the screening box, which is far away from the feed inlet, is communicated with and provided with a collecting hopper.
7. A screening device for rice processing according to claim 1, wherein: the outer side wall of the collecting hopper is communicated with a dust removing box; a dust removing fan is communicated with the dust removing box; the dust removing fan is communicated with and provided with a dust discharging pipe.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202322244125.6U CN220658294U (en) | 2023-08-21 | 2023-08-21 | Screening plant is used in rice processing |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202322244125.6U CN220658294U (en) | 2023-08-21 | 2023-08-21 | Screening plant is used in rice processing |
Publications (1)
Publication Number | Publication Date |
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CN220658294U true CN220658294U (en) | 2024-03-26 |
Family
ID=90338133
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202322244125.6U Active CN220658294U (en) | 2023-08-21 | 2023-08-21 | Screening plant is used in rice processing |
Country Status (1)
Country | Link |
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CN (1) | CN220658294U (en) |
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2023
- 2023-08-21 CN CN202322244125.6U patent/CN220658294U/en active Active
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