CN110813707A - Grain mechanism is divided in screening of grain drying-machine lower part - Google Patents
Grain mechanism is divided in screening of grain drying-machine lower part Download PDFInfo
- Publication number
- CN110813707A CN110813707A CN201910950520.1A CN201910950520A CN110813707A CN 110813707 A CN110813707 A CN 110813707A CN 201910950520 A CN201910950520 A CN 201910950520A CN 110813707 A CN110813707 A CN 110813707A
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- China
- Prior art keywords
- grain
- box
- screening
- sieve
- inner cavity
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/42—Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
- B07B1/4609—Constructional details of screens in general; Cleaning or heating of screens constructional details of screening surfaces or meshes
- B07B1/4663—Multi-layer screening surfaces
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- Drying Of Solid Materials (AREA)
Abstract
The invention relates to the technical field of grain screening, in particular to a grain screening and distributing mechanism at the lower part of a grain dryer, which comprises a grain distributing box and a vibrating device arranged on the grain distributing box, wherein a hollow feeding box is arranged at the upper part of the inner cavity of the grain distributing box, a main sieve plate and a grain storage box which are positioned in the inner cavity of the grain distributing box are sequentially arranged below the feeding box from top to bottom, a force transfer plate is arranged at the joint of the vibrating device and the grain distributing box, at least one arc peak and arc valley are arranged on the force transfer plate, the bottom of the feeding box is inclined, the two ends of the feeding box are respectively a high end and a low end, and the high end of the feeding box is positioned outside the inner cavity of the grain distributing box. In the process that the vibration equipment vibrates the grain distribution box through the force transmission plate to promote grain screening, the vibration force of the vibration equipment is transmitted in a wave shape and an arc shape through the force transmission plate, and grains are further promoted to be screened efficiently and quickly.
Description
Technical Field
The invention relates to the technical field of grain screening, in particular to a lower screening and grain distributing mechanism of a grain dryer.
Background
Grain drying-machine is the hot-air drying case, adopts convolution heating device, can produce a large amount of hot-blasts in the short time, and it can reach through high temperature treatment and kill the worm's ovum, thoroughly solves the grain drying problem, and grain drying-machine's lower part subassembly is including screening branch grain subassembly, mainly sieves the processing to grain.
Common screening divides grain subassembly when screening grain, all drives through vibrating device such as shock dynamo, promotes the screening of grain, but vibrating device's vibrations power effect position is single, and the vibrations power does not reach effectual transmission, very big reduction vibrating device's validity at grain screening in-process.
Disclosure of Invention
The invention aims to solve the problems that in the prior art, when grain is screened, a common grain screening and separating assembly is driven by a vibration device such as a vibration motor and the like to promote grain screening, but the vibration force of the vibration device has a single action position and is not effectively transmitted, so that the effectiveness of the vibration device in the grain screening process is greatly reduced, and the lower grain screening and separating mechanism of the grain dryer is provided.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a screening of grain drying-machine lower part divides grain mechanism, includes and divides the grain case and installs the vibrations equipment on dividing the grain case, divide the upper portion of grain case inner chamber to install hollow feeding case, the below of feeding case is from last to installing main sieve and the storage grain case that is located branch grain case inner chamber in proper order down, the department of connection of vibrations equipment and branch grain case installs the biography power board, and has at least one arc peak and arc millet on the biography power board.
The utility model provides a grain drying-machine lower part screening divides built-in sieve subassembly of grain mechanism, includes main sieve, sieve grain board one and sieve grain board two, the middle part of sieve grain board one and sieve grain board two all is equipped with the sieve grain ring that communicates with each other and the size is different with main sieve, sieve grain board one and sieve grain board two distribute from top to bottom and install in proper order between the inner chamber of branch grain case and main sieve, the through-hole at main sieve middle part and sieve grain board one, sieve grain board two go up the size difference of sieve grain ring and form the clearance that makes grain can not fall through it.
Preferably, the bottom of the feeding box is inclined, the two ends of the feeding box are respectively a high end and a low end, and the high end of the feeding box is positioned outside the inner cavity of the grain separating box.
Preferably, the bottom of the feeding box is provided with a material hole which penetrates through the feeding box and is communicated with the inner cavity of the grain separation box, and the projection of the material hole on the grain separation box is positioned in the inner cavity of the grain separation box.
Preferably, the upper end part of the grain storage box is provided with a notch.
Preferably, the bottom of the grain storage box is arc-shaped, the thickness of the bottom of the grain storage box is uniformly reduced from the middle part to two sides, grain guide grooves communicated with the inner cavity of the grain storage box are formed in the left end and the right end of the grain storage box, and sealing blocking plates for sealing the grain guide grooves are installed in the grain guide grooves.
The lower screening and grain distributing mechanism of the grain dryer provided by the invention has the beneficial effects that:
1. in the process that the vibration equipment vibrates the grain distribution box through the force transmission plate to promote grain screening, the vibration force of the vibration equipment is transmitted in a wave shape and an arc shape through the force transmission plate, and grains are further promoted to be screened efficiently and quickly.
2. According to the size of the grain to be screened, the first grain screening plate or the second grain screening plate is installed in the main screening plate, and the first grain screening plate or the second grain screening plate and the main screening plate form a screening channel adaptive to the grain screening size, so that the built-in screening plate component is adaptive to the requirements of screening of the grain with different sizes.
3. In the process of continuously screening the grains, the grains at the bottom of the grain separating box cavity are synchronously led out, and the practicability of the device is further improved.
Drawings
FIG. 1 is a left side view of the present invention;
FIG. 2 is a schematic diagram of the right view structure of the present invention;
FIG. 3 is a schematic side sectional view of the grain distribution box of the present invention;
FIG. 4 is a schematic view of the structure of the grain bin and the built-in screen plate assembly according to the present invention;
fig. 5 is a schematic structural view of a main screen deck and an internal screen deck assembly according to the present invention;
FIG. 6 is a schematic view of the structure of the grain bin of the present invention;
fig. 7 is a schematic side sectional view of the grain bin of fig. 6 according to the present invention.
In the figure: 1-grain distribution box, 2-feeding box, 21-material hole, 3-main sieve plate, 4-grain storage box, 41-notch, 42-grain guide groove, 43-sealing blocking plate, 51-grain sieving plate I, 52-grain sieving plate II, 6-force transmission plate and 7-vibration equipment.
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.
Referring to FIGS. 1-7:
the first embodiment is as follows:
a screening and grain distributing mechanism at the lower part of a grain dryer comprises a grain distributing box 1 and a vibrating device 7 arranged on the grain distributing box 1, wherein a hollow feeding box 2 is arranged at the upper part of an inner cavity of the grain distributing box 1, a main sieve plate 3 and a grain storage box 4 which are positioned in the inner cavity of the grain distributing box 1 are sequentially arranged below the feeding box 2 from top to bottom, a force transmission plate 6 is arranged at the joint of the vibrating device 7 and the grain distributing box 1, at least one arc peak and at least one arc valley are arranged on the force transmission plate 6, the arc peak and the arc valley mean that at least one lowest height end and highest height end are arranged on the arc-shaped force transmission plate 6, firstly, grains are guided into the inner cavity of the grain distributing box 1 through the feeding box 2, then, screened and qualified grains directly enter the grain storage box 4 through a through hole on the main sieve plate 3 for storage, then screened and qualified grains in the grain storage box 4 are guided out, and the vibrating device 7 vibrates components such as the main sieve plate 3 in the screening process through the grain distributing box 1 in the screening process, improve grain screening's high efficiency, prevent simultaneously that grain from blockking up main sieve 3, can be wave or arc on the biography power board 6, shake the in-process that promotes grain screening at 7 minutes grain tank 1 of vibrations equipment through biography power board 6, the vibrations power of vibrations equipment 7 carries out wave, the transmission of camber line shape through biography power board 6, further promotes grain and carries out high-efficient quick screening.
The bottom of the feeding box 2 is inclined, the two ends of the feeding box 2 are respectively a high end and a low end, the high end of the feeding box 2 is positioned outside the inner cavity of the grain distribution box 1, and in the process that grains are poured into the inner cavity of the grain distribution box 1 through the feeding box 2, the grains slide into the inner cavity of the grain distribution box 1 along the inclined ground of the feeding box 2, so that the pouring efficiency of the grains is further improved.
The bottom of the feeding box 2 is provided with a material hole 21 which penetrates through the feeding box and is communicated with the inner cavity of the grain distribution box 1, the projection of the material hole 21 on the grain distribution box 1 is positioned in the inner cavity of the grain distribution box 1, in the process that grains are poured into the inner cavity of the grain distribution box 1 through the feeding box 2, the grains in the sliding process sequentially enter the grain distribution box 1 through the material hole 21, the grains are screened in the process that the grains are guided into the inner cavity of the grain distribution box 1 through the feeding box 2, meanwhile, the grains fall into the grain distribution box 1 through the material hole 21 in a dispersing mode, the grains are prevented from being stacked in the process that the grains directly enter the grain distribution box 1 through the feeding box 2 and fall on the main sieve plate 3, and the effectiveness of screening the grains by components such as the main.
In the second embodiment, the difference between the present embodiment and the first embodiment is:
a built-in sieve plate component of a grain screening and distributing mechanism at the lower part of a grain dryer comprises a main sieve plate 3, a first grain screening plate 51 and a second grain screening plate 52, wherein grain screening rings which are communicated with the main sieve plate 3 and have different sizes are arranged at the middle parts of the first grain screening plate 51 and the second grain screening plate 52, the first grain screening plate 51 and the second grain screening plate 52 are vertically distributed and are sequentially arranged between an inner cavity of a grain distributing box 1 and the main sieve plate 3, a gap through which grains can not fall is formed by the size difference of a through hole at the middle part of the main sieve plate 3, the first grain screening plate 51 or the second grain screening plate 52 on the first grain screening plate 51 and the second grain screening plate 52, a screening channel which is suitable for grain screening sizes is formed by the first grain screening plate 51 or the second grain screening plate 52 and the main sieve plate 3 in the grain screening process, so that the built-in sieve plate component is suitable for the requirements of grain screening work with different sizes, and further screening, when the grain is sieved, besides the main sieve plate 3, the first grain sieving plate 51 and the second grain sieving plate 52 form a sieving channel adaptive to the grain size, the idle first grain sieving plate 51 or the second grain sieving plate 52 can be conveniently taken out, and the practicability of the built-in sieve plate assembly is further improved.
The third embodiment is different from the first and second embodiments in that:
the bottom of the grain storage tank 4 is arc-shaped, the thickness of the bottom of the grain storage tank 4 is uniformly reduced from the middle part to two sides, grain guide grooves 42 communicated with the inner cavity of the grain storage tank 4 are respectively arranged at the left end and the right end of the grain storage tank 4, sealing blocking plates 43 sealed against the grain guide grooves 42 are arranged in the grain guide grooves 42, when the grains which are qualified to be screened and stored in the inner cavity of the grain storage tank 4 are led out, except that the grains in the grain storage tank 4 are taken out from the grain storage tank 4 by using the grain leading-out auxiliary part in the prior art, and the grains are led out after the grain storage tank 4 is taken out from the grain distribution tank 1, the sealing blocking plates 43 at the two ends of the grain storage tank 4 can be opened, so that grains in the grain storage tank 4 fall into the cavity bottom of the grain distribution tank 1 through the grain guide grooves 42 at the two sides of the grain storage tank 4, then in the process of continuously screening the grains, the grains at the bottom of the cavity of the grain separating box 1 are synchronously led out, and the practicability of the device is further improved.
The working principle is as follows:
firstly, grains are guided into the inner cavity of the grain distribution box 1 through the feeding box 2, the grains slide into the inner cavity of the grain distribution box 1 along the inclined ground of the feeding box 2, the grains in the sliding process sequentially enter the grain distribution box 1 through the material holes 21, the grain is screened in the process that the grain is guided into the inner cavity of the grain distribution box 1 through the feeding box 2, then the grain falls on the main sieve plate 3 and is screened through the main sieve plate 3, the vibration equipment 7 vibrates the main sieve plate 3 and other components in the screening process through the grain distribution box 1 during screening, the vibration force of the vibration equipment 7 is transmitted in a wave shape and an arc shape through the transmission plate 6, the grain is further promoted to be screened efficiently and rapidly, the qualified grain after screening directly enters the grain storage box 4 through the through hole on the main sieve plate 3 for storage, when grains accidentally fall on the side wall of the upper surface of the grain storage box 4, the grains directly enter the grain storage box 4 along the notch 41 and finally qualified grains screened in the grain storage box 4 are led out;
grain screening:
in the grain screening process, according to the size of the screened grain, the first grain screening plate 51 or the second grain screening plate 52 is installed in the main screening plate 3, and the first grain screening plate 51 or the second grain screening plate 52 and the main screening plate 3 form a screening channel adaptive to the grain screening size, so that the built-in screening plate assembly is adaptive to the requirements of the grain screening work of different sizes, except that the main screening plate 3, the first grain screening plate 51 and the second grain screening plate 52 form the screening channel adaptive to the grain size, the idle first grain screening plate 51 or the second grain screening plate 52 can be conveniently taken out to form the screening channel adaptive to the grain screening size;
grain exporting:
the sealing blocking plates 43 at the two ends of the grain storage tank 4 are opened, so that grains in the grain storage tank 4 fall into the cavity bottom of the grain distribution tank 1 through the grain guide grooves 42 at the two sides of the grain storage tank 4, and then the grains at the cavity bottom of the grain distribution tank 1 are synchronously guided out in the process of continuously screening the grains.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (6)
1. The utility model provides a grain drying-machine lower part screening divides grain mechanism, includes and divides the grain tank and installs the vibrations equipment on dividing the grain tank, its characterized in that: the feeding device is characterized in that a hollow feeding box is installed on the upper portion of an inner cavity of the grain distribution box, a main sieve plate and a grain storage box which are located in the inner cavity of the grain distribution box are sequentially installed below the feeding box from top to bottom, a force transmission plate is installed at the joint of the vibration device and the grain distribution box, and at least one arc peak and one arc valley are formed in the force transmission plate.
2. The utility model provides a grain drying-machine lower part screening divides built-in sieve subassembly of grain mechanism which characterized in that: including main sieve, sieve grain board one and sieve grain board two, the middle part of sieve grain board one and sieve grain board two all is equipped with the sieve grain ring that communicates with each other and the size is different with main sieve, sieve grain board one and sieve grain board two distribute from top to bottom and install in proper order between the inner chamber of branch grain case and main sieve, the through-hole at main sieve middle part and sieve grain board one, sieve grain board two go up the size difference of sieve grain ring and form the clearance that makes grain can not fall through it.
3. The grain screening and distributing mechanism for the lower part of the grain dryer of claim, which is characterized in that: the bottom of the feeding box is inclined, the two ends of the feeding box are respectively a high end and a low end, and the high end of the feeding box is positioned outside the inner cavity of the grain separating box.
4. The grain screening and distributing mechanism at the lower part of the grain dryer of claim 3, which is characterized in that: the bottom of the feeding box is provided with a material hole which penetrates through the feeding box and is communicated with the inner cavity of the grain separation box, and the projection of the material hole on the grain separation box is positioned in the inner cavity of the grain separation box.
5. The grain screening and distributing mechanism at the lower part of the grain dryer of claim 1, which is characterized in that: the upper end of the grain storage box is provided with a notch.
6. The grain drying machine lower part screening divides grain mechanism of claim 5, its characterized in that: the bottom of the grain storage box is arc-shaped, the thickness of the bottom of the grain storage box is uniformly reduced from the middle part to two sides, grain guide grooves communicated with the inner cavity of the grain storage box are formed in the left end and the right end of the grain storage box, and sealing blocking plates for sealing the grain guide grooves are arranged in the grain guide grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910950520.1A CN110813707A (en) | 2019-10-08 | 2019-10-08 | Grain mechanism is divided in screening of grain drying-machine lower part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910950520.1A CN110813707A (en) | 2019-10-08 | 2019-10-08 | Grain mechanism is divided in screening of grain drying-machine lower part |
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| Publication Number | Publication Date |
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| CN110813707A true CN110813707A (en) | 2020-02-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910950520.1A Pending CN110813707A (en) | 2019-10-08 | 2019-10-08 | Grain mechanism is divided in screening of grain drying-machine lower part |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111802032A (en) * | 2020-08-05 | 2020-10-23 | 李忠刚 | Rotating disc type seeder capable of automatically separating seeds and using method thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2039820U (en) * | 1988-06-28 | 1989-06-21 | 姜永庚 | Coal-buring drier for grain |
| KR20160112378A (en) * | 2015-03-19 | 2016-09-28 | 신현테크 주식회사 | Screen plate for ring hammer crusher |
| CN206966103U (en) * | 2017-07-13 | 2018-02-06 | 宁夏青铜峡市地三广源米业有限公司 | A kind of stone remover |
| CN109277280A (en) * | 2018-09-25 | 2019-01-29 | 嘉善野鹅羽绒制品有限公司 | The accurate screening plant of natural feather |
| CN109716918A (en) * | 2019-03-05 | 2019-05-07 | 农业农村部南京农业机械化研究所 | It is a kind of adaptively to clean grain harvesting machine |
| CN110252478A (en) * | 2019-07-24 | 2019-09-20 | 姚则梁 | A kind of livestock-raising is crushed device for thinning with grain trough |
-
2019
- 2019-10-08 CN CN201910950520.1A patent/CN110813707A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2039820U (en) * | 1988-06-28 | 1989-06-21 | 姜永庚 | Coal-buring drier for grain |
| KR20160112378A (en) * | 2015-03-19 | 2016-09-28 | 신현테크 주식회사 | Screen plate for ring hammer crusher |
| CN206966103U (en) * | 2017-07-13 | 2018-02-06 | 宁夏青铜峡市地三广源米业有限公司 | A kind of stone remover |
| CN109277280A (en) * | 2018-09-25 | 2019-01-29 | 嘉善野鹅羽绒制品有限公司 | The accurate screening plant of natural feather |
| CN109716918A (en) * | 2019-03-05 | 2019-05-07 | 农业农村部南京农业机械化研究所 | It is a kind of adaptively to clean grain harvesting machine |
| CN110252478A (en) * | 2019-07-24 | 2019-09-20 | 姚则梁 | A kind of livestock-raising is crushed device for thinning with grain trough |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111802032A (en) * | 2020-08-05 | 2020-10-23 | 李忠刚 | Rotating disc type seeder capable of automatically separating seeds and using method thereof |
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Application publication date: 20200221 |
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