CN112113399A - Integrated grain conveying, screening and drying system - Google Patents
Integrated grain conveying, screening and drying system Download PDFInfo
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- CN112113399A CN112113399A CN202010929196.8A CN202010929196A CN112113399A CN 112113399 A CN112113399 A CN 112113399A CN 202010929196 A CN202010929196 A CN 202010929196A CN 112113399 A CN112113399 A CN 112113399A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B9/00—Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards
- F26B9/02—Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards in buildings
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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
- B07B1/18—Drum screens
- B07B1/22—Revolving drums
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
- B08B15/04—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area from a small area, e.g. a tool
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B17/00—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement
- F26B17/12—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed solely by gravity, i.e. the material moving through a substantially vertical drying enclosure, e.g. shaft
- F26B17/122—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed solely by gravity, i.e. the material moving through a substantially vertical drying enclosure, e.g. shaft the material moving through a cross-flow of drying gas; the drying enclosure, e.g. shaft, consisting of substantially vertical, perforated walls
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/001—Drying-air generating units, e.g. movable, independent of drying enclosure
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/001—Handling, e.g. loading or unloading arrangements
- F26B25/002—Handling, e.g. loading or unloading arrangements for bulk goods
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/005—Treatment of dryer exhaust gases
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/02—Applications of driving mechanisms, not covered by another subclass
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/06—Chambers, containers, or receptacles
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/22—Controlling the drying process in dependence on liquid content of solid materials or objects
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B2200/00—Drying processes and machines for solid materials characterised by the specific requirements of the drying good
- F26B2200/06—Grains, e.g. cereals, wheat, rice, corn
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention discloses an integrated grain conveying, screening and drying system which comprises a screening system, a conveying system and a drying system, wherein the screening system comprises a frame body, an inclined screen drum, a screen, a discharge hopper, a first rotating device and an air suction pipeline, the frame body is fixedly arranged on the ground through a support, the inclined screen drum is rotatably arranged in the frame body, the first rotating device is arranged outside the frame body and is in driving connection with the inclined screen drum, the screen is arranged below the inclined screen drum in the frame body, the discharge hopper is arranged below the screen, and the air suction pipeline is arranged between the screen and the screen drum, so that the integrated operation of screening, conveying and drying can be carried out on harvested grains, the time consumed in the working procedure is reduced, and the drying efficiency of the grains is effectively improved.
Description
Technical Field
The invention relates to the technical field of grain equipment, in particular to an integrated grain conveying, screening and drying system.
Background
The moisture content of the harvested grain is very high, the moisture content of the grain must be reduced to the safe moisture content capable of being stored under the condition that the grain is stored safely, the grain is different from other grains in drying, the grain is a thermosensitive crop, and the waist explosion is easily caused due to the fact that the drying speed is too high or the parameter selection is improper.
The invention provides an integrated grain conveying, screening and drying system capable of solving the problems.
Disclosure of Invention
The invention aims to provide an integrated grain conveying, screening and drying system, which solves the problems in the background technology through the arranged conveying system, screening system and drying system.
In order to achieve the purpose, the invention provides the following technical scheme: the integrated grain conveying, screening and drying system comprises a screening system, wherein the screening system comprises a frame body, an inclined screen drum, a screen, a discharge hopper, a first rotating device and an air suction pipeline, the frame body is fixedly arranged on the ground through a support, the inclined screen drum is rotationally arranged in the frame body, the first rotating device is arranged outside the frame body and is in driving connection with the inclined screen drum, the screen is arranged below the inclined screen drum in the frame body, the discharge hopper is arranged below the screen, and the air suction pipeline is arranged between the screen and the screen drum;
the conveying system comprises a horizontal conveying device and a vertical lifting device, the horizontal conveying device is arranged under the ground, the horizontal conveying device comprises a conveying belt, a roller, a second rotating device and a receiving hopper, the roller is rotatably arranged at two ends of the conveying belt, the second rotating device is arranged at one side of the conveying belt and is in driving connection with the roller, the receiving hopper is arranged at the upper end of the conveying belt and extends upwards to the ground to be matched with a discharging hopper, the vertical lifting device is arranged at the discharging end of the conveying belt, the vertical lifting device comprises a machine barrel, a machine head, a machine base, a dustpan, a hopper belt and a third rotating device, a feeding port is arranged at one side of the bottom of the machine barrel, which is close to the conveying belt, a discharging port is arranged at one side of the top, which is far away from the conveying belt, the machine head, the outer wall of the machine barrel is provided with a third rotating device which is in driving connection with the machine head, and the bucket belt is provided with a plurality of winnowing pans at intervals;
the drying system comprises a drying tower and a heating device, the drying tower is arranged on one side of the vertical lifting device, the drying tower comprises a tower body, a tower cap and a tower base, the upper end and the lower end of the tower body are provided with the tower cap and the tower base, the tower cap is communicated with a discharge port of the machine barrel through a material guide pipe, the tower body is sequentially provided with a material storage section, a preheating section, a primary drying section, a tempering section, a secondary drying section and a material discharging section from top to bottom, the heating device comprises a hot air chamber, a primary hot air furnace, a secondary hot air furnace, a primary hot air pipe and a secondary hot air pipe, the hot air chamber is arranged at one side of the drying tower, a primary hot air furnace and a secondary hot air furnace are arranged in the hot air chamber, a primary hot air pipe is arranged on the primary hot air furnace and is communicated with the primary drying section, and a secondary hot air pipe is arranged on the secondary hot air furnace and is communicated with the secondary drying section.
As a preferable technical scheme of the invention, the air suction pipeline extends out of the frame body and is connected with a dust collection box.
As a preferred technical scheme of the present invention, a material level detection device is disposed in the grain storage section, an upper limit lamp and a lower limit lamp are disposed on an outer wall of the grain storage section, and the upper limit lamp and the lower limit lamp are electrically connected to the material level detection device.
As a preferable technical scheme, the grain discharging device is installed in the discharging section, and the fourth rotating device installed on the outer wall of the discharging section is in driving connection with the grain discharging device.
As a preferred technical solution of the present invention, the second rotating device, the third rotating device and the fourth rotating device are connected to a control box, and a speed controller is disposed in the control box and electrically connected to the second rotating device, the third rotating device and the fourth transmission device, respectively.
As a preferable technical scheme of the invention, the hot air temperature of the secondary hot air furnace is lower than that of the primary hot air furnace.
As a preferred technical scheme, the cooling section is communicated with a cold air pipe, and an air inlet of the cold air pipe is connected with an air cooler.
As a preferable technical scheme, a primary horn-shaped box is arranged on the outer wall of the upper end of the primary drying section and is communicated with the primary drying section, a secondary horn-shaped box is arranged on the outer wall of the upper end of the secondary drying section and is communicated with the secondary drying section.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the integrated grain conveying, screening and drying system, the conveying system, the screening system and the drying system are arranged, so that the grain after being harvested can be subjected to integrated screening, conveying and drying operations, the time consumed in the processes is reduced, and the grain drying efficiency is effectively improved.
2. According to the integrated grain conveying, screening and drying system, the horizontal conveying system arranged below the ground ensures that the system has a small occupied space in the whole structure, plays a role in isolating and protecting screened grains, and prevents secondary pollution to the grains from the outside.
3. The invention relates to an integrated grain conveying, screening and drying system, which is characterized in that grains flow from top to bottom through a material storage section, a primary drying section, a tempering section, a secondary drying section, a cooling section and a material discharge section, hot air enters the primary drying section and the secondary drying section through a primary hot air pipe and a secondary hot air pipe to transfer heat and moisture of the grains with the hot air, the hot air transfers the heat to the grains to increase the temperature of the grains, the moisture is evaporated into the air, become waste gas discharge, through the hot grain of one-level drying section volume downward flow to the tempering section, make grain inner and outer layer temperature and moisture content tend to balance through the tempering section, reentrant second grade drying section carries out low temperature drying, reaches even dewatering, through cooling section cold blast pipe cooling, grain cools down to storing up the grain temperature, later by arranging the material section and discharging, has avoided grain drying rate too fast, has improved the product quality of grain.
4. According to the integrated grain conveying, screening and drying system, the grain storage amount of grains in the storage end can be directly observed through the arranged material level detection device, and excessive drying or insufficient drying caused by the fact that the grains enter the tower body too fast or too slow is prevented.
5. The integrated grain conveying, screening and drying system can detect the moisture of finished grains discharged from the discharging section through the arranged control box, when the moisture of the finished grains is greater than the required moisture, the transmission speeds of the first rotating device, the second rotating device and the fourth rotating device can be slowly adjusted through the speed regulator, and the moisture of the finished grains is detected for multiple times until the moisture of the finished grains is regulated to be qualified.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the connection between the screening system and the conveying system according to the present invention;
FIG. 3 is a schematic diagram of the drying system mechanism of the present invention;
FIG. 4 is a schematic view of the connection relationship between the conveying system and the drying system according to the present invention;
FIG. 5 is a schematic view of the connection between the cooling air duct and the discharge end according to the present invention;
in the figure: 100. a screening system; 110. a frame body; 120. a diagonal screen cylinder; 130. a first rotating device; 140. Screening a screen; 150. a discharge hopper; 160. an air suction pipeline; 161. a dust collection box; 200. a delivery system; 210. A conveyor belt; 220. a drum; 230. a second rotating device; 240. a receiving hopper; 250. a barrel; 251. A feed inlet; 252. a discharge port; 260. a machine base; 270. a machine head; 280. a bucket belt; 281. a dustpan; 290. a third rotating device; 300. a drying system; 310. a tower cap; 311. a material guide pipe; 320. a tower base; 330. a tower body; 331. a storage section; 3311. a material level detection device; 3312. an upper limit lamp; 3313. An upper limit lamp; 332. a primary drying section; 3321. a first-level horn-shaped box; 333. a tempering section; 334. a secondary drying section; 3341. a secondary horn-shaped box; 335. a cooling section; 336. a discharge section; 340. a hot air chamber; 350. A primary hot blast stove; 351. a primary hot air pipe; 360. a secondary hot blast stove; 361. a secondary hot air pipe; 370. An air cooler; 371. a cold air pipe; 380. a fourth rotating device; 381. a grain discharging device.
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.
In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Example 1
Referring to fig. 1-5, the present invention provides a technical solution: an integrated grain conveying, screening and drying system 300 comprises a screening system 100, wherein the screening system 100 comprises a frame body 110, an inclined screen drum 120, a screen mesh 140, a discharge hopper 150, a first rotating device 130 and an air suction pipeline 160, the frame body 110 is fixedly arranged on the ground through a support, the inclined screen drum 120 is rotatably arranged in the frame body 110, the first rotating device 130 and the inclined screen drum 120 are arranged outside the frame body 110 and are in driving connection, the screen mesh 140 is arranged below the inclined screen drum 120 in the frame body 110, the discharge hopper 150 is arranged below the screen mesh 140, the air suction pipeline 160 is arranged between the screen mesh 140 and the screen drum, harvested grains enter the inclined screen drum 120 through the frame body 110, the first rotating device 130 drives the inclined screen drum 120 to rotate to primarily screen the grains, large impurities in the grains are removed, the grains fall onto the screen mesh 140 and are removed through the air suction pipeline 160, the grain falls from the discharge hopper 150, the air suction pipeline 160 extends out of the frame body 110 and, the dust collecting box 161 can collect the small fine impurities sucked by the air suction pipeline 160, so as to avoid direct discharge to the air and protect the environment.
The conveying system 200, the conveying system 200 includes a horizontal conveying device and a vertical lifting device, the horizontal conveying device is disposed under the ground, the horizontal conveying device includes a conveyer belt 210, a roller 220, a second rotating device 230 and a receiving hopper 240, the roller 220 is rotatably disposed at two ends of the conveyer belt 210, one side of the conveyer belt 210 is provided with the second rotating device 230 in driving connection with the roller 220, the receiving hopper 240 is disposed at the upper end of the conveyer belt 210 and extends upwards to match with the discharging hopper 150, the vertical lifting device is disposed at the discharging end of the conveyer belt 210, the vertical lifting device includes a cylinder 250, a machine head 270, a machine base 260, a bucket 281, a bucket belt 280 and a third rotating device 290, one side of the bottom of the cylinder 250 close to the conveyer belt 210 is provided with a feeding port 251, one side of the top far away from the conveyer belt 210 is provided with a discharging port 252, the machine head 270 and a base, the outer wall of barrel 250 is provided with third rotary device 290 and is connected with aircraft nose 270 drive, it is provided with a plurality of winnowing pans 281 to set up the interval on the bucket area 280, connect hopper 240 and go out hopper 150 to cooperate and make grain after the edulcoration fall to conveyer belt 210 on, because whole horizontal transport system 200 is in the subsurface, the space that this system overall structure took is little, and play the effect of isolation protection to the grain after the screening, prevent that the external world from causing secondary pollution to grain, conveyer belt 210 carries grain to vertical hoisting device department, follow supreme promotion from down with grain through a plurality of winnowing pans 281, and from the whereabouts of discharge gate 252 department.
The drying system 300, the drying system 300 includes a drying tower and a heating device, the drying tower is arranged on one side of a vertical lifting device, the drying tower includes a tower body 330, a tower cap 310 and a tower base 320, the tower cap 310 and the tower base 320 are arranged on the upper end and the lower end of the tower body 330, the tower cap 310 is communicated with a discharge port 252 of the machine barrel 250 through a material guide pipe 311, the tower body 330 is sequentially provided with a material storage section 331, a primary drying section 332, a tempering section 333, a secondary drying section 334, a cooling section 335 and a material discharge section 336 from top to bottom, the heating device includes a hot air chamber 340, a primary hot air furnace 350, a secondary hot air furnace 360, a primary hot air pipe 351 and a secondary hot air pipe 361, the hot air chamber 340 is arranged on one side of the drying tower, the primary hot air furnace 350 and the secondary hot air furnace 360 are arranged in the hot air chamber 340, the hot air temperature of the secondary hot air furnace 360, the secondary hot air furnace 360 is provided with a secondary hot air pipe 361, the secondary hot air pipe 361 is communicated with a secondary drying section 334, the outer wall of the upper end of the primary drying section 332 is provided with a primary horn-shaped box 3321, the primary horn-shaped box 3321 is communicated with the primary drying section 332, the outer wall of the upper end of the secondary drying section 334 is provided with a secondary horn-shaped box 3341, the secondary horn-shaped box 3341 is communicated with the secondary drying section 334, the cooling section 335 is communicated with a cold air pipe 371, the air inlet of the cold air pipe 371 is connected with an air cooler 370, grains enter the upper part of the tower body 330 through a material guide pipe 311 and flow from top to bottom, hot air enters the primary drying section 332 and the secondary drying section 334 through the primary hot air pipe 351 and the secondary hot air pipe 361, the grains are subjected to heat and moisture transfer with the hot air, the hot air transfers the heat to the grains, the temperature of the grains is increased, the moisture is evaporated to, make the grain ectonexine temperature and moisture content tend to balance through slow soviet section 333, reentrant second grade drying section 334 carries out low temperature drying, and waste gas is discharged from one-level horn-shaped box 3321, makes grain reach even dewatering, through cooling section 335 cold air pipe 371 cooling, grain cools down to storing up the grain temperature, later by arranging material section 336 bottom discharge, has avoided grain drying rate too fast, has improved the product quality of grain.
Example 2
Based on the embodiment 1, please refer to fig. 1-4, a material level detecting device 3311 is disposed in the grain storage section, an upper limit lamp 3312 and a lower limit lamp 3313 are disposed on the outer wall of the grain storage section, the upper limit lamp 3312 and the lower limit lamp 3313 are electrically connected to the material level detecting device 3311, the material level detecting device 3311 is a prior art method, when the grain in the grain storage section is lower than the lower limit of the material level detecting device 3311, the lower limit lamp 3313 is normally on, when the grain in the grain storage section is higher than the upper limit of the material level detecting device 3311, the upper limit lamp 3312 is normally on, the grain storage amount in the grain storage end can be directly observed through the material level detecting device 3311, and when the grain is prevented from entering the tower body 330 too fast or too slow, the excessive drying or insufficient drying is caused.
Example 3
On the basis of the embodiment 1, please refer to fig. 1-5, a grain discharging device 381 is installed in the discharging section 336, and a fourth rotating device 380 installed on the outer wall of the discharging section 336 is in driving connection with the grain discharging device 381; the second rotating device 230, the third rotating device 290 and the fourth rotating device 380 are connected with a control box, a speed controller is arranged in the control box and is respectively and electrically connected with the second rotating device 230, the third rotating device 290 and the fourth transmission device, the grain discharging device 381 adopts the prior art means, grains are uniformly discharged from the discharging section 336, moisture detection can be carried out on finished grains discharged from the discharging section 336, when the moisture of the finished grains is greater than the required moisture, the transmission speeds of the first rotating device 130, the second rotating device 230 and the fourth rotating device 380 can be slowly adjusted through the speed controller, moisture detection is carried out on the finished grains for multiple times until the moisture of the finished grains is qualified, and the difference value between the moisture of the finished grains and the moisture of the raw grains is less than 3% under the condition that the moisture of the raw grains is uniform.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. Integral type grain is carried, is filtered, drying system, its characterized in that includes:
the screening system comprises a frame body, an inclined screen drum, a screen, a discharge hopper, a first rotating device and an air suction pipeline, wherein the frame body is fixedly arranged on the ground through a support, the inclined screen drum is arranged in the frame body in a rotating mode, the first rotating device is arranged outside the frame body and is in driving connection with the inclined screen drum, the screen is arranged below the inclined screen drum by the frame body, the discharge hopper is arranged below the screen, and the air suction pipeline is arranged between the screen and the screen drum;
the conveying system comprises a horizontal conveying device and a vertical lifting device, the horizontal conveying device is arranged under the ground, the horizontal conveying device comprises a conveying belt, a roller, a second rotating device and a receiving hopper, the roller is rotatably arranged at two ends of the conveying belt, the second rotating device is arranged at one side of the conveying belt and is in driving connection with the roller, the receiving hopper is arranged at the upper end of the conveying belt and extends upwards to the ground to be matched with a discharging hopper, the vertical lifting device is arranged at the discharging end of the conveying belt, the vertical lifting device comprises a machine barrel, a machine head, a machine base, a dustpan, a hopper belt and a third rotating device, a feeding port is arranged at one side of the bottom of the machine barrel, which is close to the conveying belt, a discharging port is arranged at one side of the top, which is far away from the conveying belt, the machine head, the outer wall of the machine barrel is provided with a third rotating device which is in driving connection with the machine head, and the bucket belt is provided with a plurality of winnowing pans at intervals;
the drying system comprises a drying tower and a heating device, the drying tower is arranged on one side of the vertical lifting device, the drying tower comprises a tower body, a tower cap and a tower base, the upper end and the lower end of the tower body are provided with the tower cap and the tower base, the tower cap is communicated with a discharge port of the machine barrel through a material guide pipe, the tower body is sequentially provided with a material storage section, a primary drying section, a tempering section, a secondary drying section, a cooling section and a material discharge section from top to bottom, the heating device comprises a hot air chamber, a primary hot air furnace, a secondary hot air furnace, a primary hot air pipe and a secondary hot air pipe, the hot air chamber is arranged at one side of the drying tower, a primary hot air furnace and a secondary hot air furnace are arranged in the hot air chamber, a primary hot air pipe is arranged on the primary hot air furnace and is communicated with the primary drying section, and a secondary hot air pipe is arranged on the secondary hot air furnace and is communicated with the secondary drying section.
2. The integrated grain conveying, screening and drying system of claim 1, wherein the air suction pipeline extends out of the frame body and is externally connected with a dust collection box.
3. The integrated grain conveying, screening and drying system according to claim 1, wherein a material level detection device is arranged in the grain storage section, an upper limit lamp and a lower limit lamp are arranged on the outer wall of the grain storage section, and the upper limit lamp and the lower limit lamp are electrically connected with the material level detection device.
4. The integrated grain conveying, screening and drying system according to claim 1, wherein a grain discharging device is installed in the discharging section, and a fourth rotating device is installed on the outer wall of the discharging section and is in driving connection with the grain discharging device.
5. The integrated grain conveying, screening and drying system according to claim 4, wherein the second rotating device, the third rotating device and the fourth rotating device are connected with a control box, a speed regulator is arranged in the control box, and the speed regulator is electrically connected with the second rotating device, the third rotating device and the fourth transmission device respectively.
6. The integrated grain conveying, screening and drying system of claim 1, wherein the secondary hot blast stove hot air temperature is lower than the primary hot blast stove hot air temperature.
7. The integrated grain conveying, screening and drying system according to claim 1, wherein the cooling section is communicated with a cold air pipe, and an air inlet of the cold air pipe is connected with an air cooler.
8. The integrated grain conveying, screening and drying system according to claim 1, wherein a primary horn-shaped box is arranged on the outer wall of the upper end of the primary drying section and communicated with the primary drying section, and a secondary horn-shaped box is arranged on the outer wall of the upper end of the secondary drying section and communicated with the secondary drying section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010929196.8A CN112113399A (en) | 2020-09-07 | 2020-09-07 | Integrated grain conveying, screening and drying system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010929196.8A CN112113399A (en) | 2020-09-07 | 2020-09-07 | Integrated grain conveying, screening and drying system |
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| CN112113399A true CN112113399A (en) | 2020-12-22 |
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| CN202010929196.8A Pending CN112113399A (en) | 2020-09-07 | 2020-09-07 | Integrated grain conveying, screening and drying system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113305026A (en) * | 2021-06-28 | 2021-08-27 | 安徽云龙粮机有限公司 | Multifunctional refined grain screening equipment and control method thereof |
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| CN113305026B (en) * | 2021-06-28 | 2023-06-09 | 安徽云龙粮机有限公司 | Multifunctional refined grain screening equipment and control method thereof |
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Application publication date: 20201222 |